1 2007-09-26 David Daney <ddaney@avtrex.com>
4 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
5 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
6 sync_old_nand<mode>, sync_new_nand<mode>,
7 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
8 Update length attributes.
9 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
10 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
12 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
13 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
14 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
17 2007-09-26 Richard Guenther <rguenther@suse.de>
19 PR tree-optimization/33563
20 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
21 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
23 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
26 2007-09-26 Joseph Myers <joseph@codesourcery.com>
29 * c-common.c (complete_array_type): Diagnose too-large arrays and
30 set type to error_mark_node.
32 2007-09-26 Richard Guenther <rguenther@suse.de>
34 PR tree-optimization/30375
35 PR tree-optimization/33560
36 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
40 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
42 * tree-ssa-dse.c (aggregate_vardecl_d): New.
43 (dse_global_data): Add aggregate_vardecl field.
44 (dse_possible_dead_store_p): New.
45 Add prev_defvar variable.
46 Allow immediate uses and previous immediate uses to differ
47 if they are setting different parts of the whole.
48 (get_aggregate_vardecl): New.
49 (dse_record_partial_aggregate_store): New.
50 (dse_whole_aggregate_clobbered_p): New.
51 (dse_partial_kill_p): New.
52 Call dse_maybe_record_aggregate_store().
53 When checking whether a STMT and its USE_STMT refer to the
54 same memory address, check also for partial kills that clobber
56 Move some variable definitions to the block where they are used.
57 (aggregate_vardecl_hash): New.
58 (aggregate_vardecl_eq): New.
59 (aggregate_vardecl_free): New.
60 (aggregate_whole_store_p): New.
61 (tree_ssa_dse): Initialize and free aggregate_vardecl.
62 Mark which aggregate stores we care about.
64 2007-09-25 DJ Delorie <dj@redhat.com>
67 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
70 2007-09-25 Michael Meissner <michael.meissner@amd.com>
73 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
74 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
75 for vector int32 -> int64 conversions. Don't write beyond the end
76 of the allocated vector for int32 -> int64 conversions.
78 2007-09-25 Revital Eres <eres@il.ibm.com>
80 * config/rs6000/paired.h (paired_sel): New.
81 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
82 (rs6000_expand_ternop_builtin): Pass zero const_double operand
83 when expanding selv2sf.
84 * config/rs6000/rs6000.h (rs6000_builtins): Add
85 PAIRED_BUILTIN_SELV2SF4.
87 2007-09-25 Joseph Myers <joseph@codesourcery.com>
90 * c-typeck.c (default_conversion): Call require_complete_type
91 before perform_integral_promotions.
92 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
93 (build_c_cast): Call require_complete_type except for casts to
95 (convert_for_assignment): Call require_complete_type.
97 2007-09-25 Revital Eres <eres@il.ibm.com>
99 * config/spu/spu.md: Fix doloop pattern.
101 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
103 * config/bfin/bfin.c (expand_prologue_reg_save,
104 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
106 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
107 ... from here. New argument ALL; callers changed.
108 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
109 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
110 have the "saveall" attribute.
112 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
114 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
116 (INCOMING_REGNO, OUTGOING_REGNO): Define.
117 * config/mmix/mmix.c (mmix_opposite_regno): New function.
118 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
120 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
121 with REG_P tests before REGNO access.
123 2007-09-24 DJ Delorie <dj@redhat.com>
126 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
128 (movqicc_<code>_<mode>): Likewise.
129 (movhicc_<code>_<mode>): Likewise.
131 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
134 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
137 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
140 * config/i386/i386.c (ix86_comp_type_attributes): Check
143 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
145 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
146 "move.l %a4,%a4" to produce nops.
147 * config/m68k/m68k.c (override_options): Reset align options,
148 if neccessary align macro isn't avaible.
150 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
152 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
154 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
156 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
158 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
160 (peephole pattern): Convert most of them to RTL peephole pattern.
162 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
164 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
165 (moved from fp compare patterns).
166 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
167 Cleanup predicates to relieve reload.
168 (conditional_trap): Reject conditional trap with fp condition.
169 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
170 certain constants early.
172 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
174 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
176 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
178 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
179 Allow --with-tune=cell and --with-cpu=cell.
181 2007-09-24 David Edelsohn <edelsohn@gnu.org>
183 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
184 * config/rs6000/rs6000.opt (swdiv): Change option to ...
186 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
188 (TARGET_BUILTIN_RECIPROCAL): Use it.
189 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
190 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
191 (rs6000_emit_swrsqrtsf): New.
192 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
194 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
195 (divsf3): Remove swdiv support.
198 (rsqrt_internal1): New.
199 (divdf3): Remove swdiv support.
202 2007-09-24 Jakub Jelinek <jakub@redhat.com>
205 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
207 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
208 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
209 * tree.c (type_hash_eq): For FUNCTION_TYPE use
210 lang_hooks.type.type_hash_eq in addition to generic tests.
212 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
213 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
215 * tree-inline.h (eni_weights): Add field target_builtin_cost to
216 reflect the cost per call to a target specific builtin.
217 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
218 call to a target specific builtin, then use target_builtin_call_cost.
219 (init_inline_once): Initialize target_builtin_call_cost field.
221 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
224 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
227 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
229 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
230 * configure: Regenerated.
232 2007-09-23 Ollie Wild <aaw@google.com>
234 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
236 (get_pointer_modulus_and_residue): New function.
238 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
240 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
241 combine an SC return value into a single register.
243 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
245 * opth-gen.awk (target_flags_explicit): Declare.
246 * toplev.h (target_flags_explicit): Delete declaration.
247 * toplev.c (target_flags): Likewise.
248 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
249 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
250 Never return true for TARGET_MIPS16.
251 * config/mips/mips.c (mips_llsc): Delete.
252 (mips_handle_option): Remove -mllsc handling.
253 (mips_strip_unspec_address): Tweak comment.
254 * config/mips/mips.opt (mllsc): Use a target mask.
256 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
258 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
259 word_mode as well as Pmode.
261 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
263 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
264 parameters from word_mode to the subword type if such a truncation
267 2007-09-23 Jakub Jelinek <jakub@redhat.com>
269 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
270 * configure: Regenerated.
272 2007-09-23 Jan Hubicka <jh@suse.cz>
274 * params.def (INLINE_CALL_COST): Set to 12.
275 * invoke.texi (inline-call-cost): Update default value.
277 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
279 * config/alpha/alpha.md (movti): Use operand_subword for the split.
281 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
282 Revital Eres <eres@il.ibm.com>
284 * modulo-sched.c (doloop_register_get): Rewrite the loop which
285 checks whether the count_reg is found outside the control part.
287 2007-09-23 Jakub Jelinek <jakub@redhat.com>
289 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
290 instead of checking CALL_EXPR_FN directly to test for builtins.
291 If error or warning attributes are present, print
293 * c-common.c (handle_error_attribute): New function.
294 (c_common_attribute_table): Add error and warning
296 * doc/extend.texi: Document error and warning attributes.
298 * tree.h (block_nonartificial_location): New prototype.
299 * tree.c (block_nonartificial_location): New function.
300 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
301 if artificial attribute is present on abstract inline decl.
302 * c-common.c (handle_artificial_attribute): New function.
303 (c_common_attribute_table): Add artificial attribute.
304 * final.c (override_filename, override_linenum): New variables.
305 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
306 and override_linenum if inside of a block inlined from
307 __attribute__((__artificial__)) function.
308 (notice_source_line): Honor override_filename and override_linenum.
309 * doc/extend.texi: Document __attribute__((__artificial__)).
310 * config/i386/emmintrin.h: Add __artificial__ attribute to
311 all __always_inline__ functions.
312 * config/i386/mmintrin.h: Likewise.
313 * config/i386/tmmintrin.h: Likewise.
314 * config/i386/mm3dnow.h: Likewise.
315 * config/i386/pmmintrin.h: Likewise.
316 * config/i386/ammintrin.h: Likewise.
317 * config/i386/xmmintrin.h: Likewise.
318 * config/i386/smmintrin.h: Likewise.
319 * config/i386/bmmintrin.h: Likewise.
320 * config/i386/mmintrin-common.h: Likewise.
323 * expr.c (expand_constructor): New function.
324 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
325 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
328 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
330 * config/mips/mips.c (dump_constants_1): Generalize to include
331 fractional and accumulator modes.
333 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
335 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
336 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
338 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
339 TARGET_HARD_FLOAT when testing whether -mpaired-single is
341 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
343 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
345 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
346 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
348 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
349 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
350 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
352 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
354 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
355 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
356 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
358 2007-09-22 Jason Merrill <jason@redhat.com>
361 * attribs.c (lookup_attribute_spec): Split out...
362 (decl_attributes): From here.
363 * tree.h: Declare it.
365 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
367 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
369 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
371 * tree-inline.c (remap_type_1): Correctly chain variants.
373 2007-09-22 Richard Guenther <rguenther@suse.de>
375 PR tree-optimization/33146
376 * fold-const.c (fold_binary): Use the original tree
378 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
381 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
384 * except.c (finish_eh_generation): Call commit_edge_insertions if
385 there are insns queued on the entry edge.
386 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
389 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
391 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
393 2007-09-19 Michael Meissner <michael.meissner@amd.com>
395 * gcc/config/i386/i386.c: Delete trailing whitespace.
396 * gcc/config/i386/i386.h: Ditto.
397 * gcc/config/i386/bmmintrin.h: Ditto.
398 * gcc/config/i386/sync.md: Ditto.
399 * gcc/config/i386/ppro.md: Ditto.
400 * gcc/config/i386/mmx.md: Ditto.
401 * gcc/config/i386/constraints.md: Ditto.
402 * gcc/config/i386/sse.md: Ditto.
403 * gcc/config/i386/athlon.md: Ditto.
404 * gcc/config/i386/i386.md: Ditto.
406 2007-09-21 Richard Guenther <rguenther@suse.de>
408 PR tree-optimization/33508
409 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
410 quadratic loop by keeping a bitmap of variables we have
411 to clobber all subvariables for.
412 (set_initial_properties): Likewise.
414 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
416 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
418 2007-09-20 Nigel Stephens <nigel@mips.com>
419 Chao-ying Fu <fu@mips.com>
421 * c-decl.c (finish_declspecs): When _Sat is used without
422 _Fract or _Accum, set the default type to cts_fract.
423 This avoids a warning of "type defaults to int".
425 2007-09-20 Joseph Myers <joseph@codesourcery.com>
427 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
428 bit-fields wider than one bit.
430 2007-09-20 Jakub Jelinek <jakub@redhat.com>
433 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
435 * dbxout.c (dbxout_type): Likewise.
439 * gimplify.c (gimplify_vla_decl): New function.
440 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
442 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
444 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
446 * doc/invoke.texi (-minterlink-mips16): Document.
447 * config/mips/mips.opt (minterlink-mips16): New option.
448 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
451 2007-09-20 Joseph Myers <joseph@codesourcery.com>
453 * doc/extend.texi (Attribute Syntax): Remove old speculative
456 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
458 * combine.c: Include cgraph.h.
459 (setup_incoming_promotions): Rework to allow more aggressive
460 elimination of sign extensions when all call sites of the
461 current function are known to lie within the current unit.
463 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
465 * dse.c (find_shift_sequence): No-op rework of control flow.
467 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
469 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
470 GPR for DCmode on 64-bit targets. Remove redundant fallback.
472 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
474 * cfgexpand.c (dump_stack_var_partition): Use the correct
475 index for the offset.
477 2007-09-19 Joseph Myers <joseph@codesourcery.com>
479 * config/mips/sde.h: Switch to GPLv3.
481 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
483 * tree-sra.c (decide_block_copy): Decide if there are groups.
485 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
487 * config/m68k/m68k.c (output_move_himode): Remove jump table
489 config/m68k/m68k.md (lea): Likewise.
490 * config/m68k/m68k.c (print_operand_address): Use simple pc
493 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
495 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
496 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
498 (asm_insn_count): Pass template as second argument to it.
499 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
500 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
501 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
502 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
503 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
504 (sh_insn_length_adjustment): Pass template as second argument to it.
505 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
507 * config/bfin/bfin.md (define_asm_attributes): New.
509 2007-09-19 Jie Zhang <jie.zhang@analog.com>
511 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
513 * config/bfin/print-sysroot-suffix.sh: New.
514 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
515 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
516 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
517 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
518 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
519 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
520 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
521 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
522 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
523 (linux-sysroot-suffix.h): New target.
524 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
525 (mspecld-anomaly): Likewise.
526 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
527 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
528 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
529 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
530 (bfin_si_revision): Declare.
531 (bfin_workarounds): Declare.
532 (WA_SPECULATIVE_LOADS): Define.
533 (ENABLE_WA_SPECULATIVE_LOADS): Define.
534 (WA_SPECULATIVE_SYNCS): Define.
535 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
536 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
537 (LIB_SPEC): Add %s to the linker scripts.
538 Use proper linker script for bf522, bf525, bf527,
539 bf538, bf539, bf542, bf544, bf548, and bf549.
540 * config/bfin/bfin.c (bfin_si_revision): Define.
541 (bfin_workarounds): Define.
542 (struct bfin_cpu): New.
544 (bfin_handle_option): Handle silicon revision part of -mcpu option.
545 (override_options): Set bfin_workarounds.
546 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
547 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
548 ENABLE_WA_SPECULATIVE_LOADS.
549 (bfin_reorg): Likewise.
550 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
551 macros for bf522, bf525, bf527, bf538, bf539,
552 bf542, bf544, bf548, and bf549.
553 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
554 Don't define __ID_SHARED_LIB__ when -msep-data.
555 (TARGET_DEFAULT): Define as 0.
556 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
557 * doc/invoke.texi (Blackfin Options): Document silicon
558 revision part of -mcpu option and it now accepts bf522, bf525,
559 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
561 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
563 * alias.c (memory_modified_1): Deconstify.
564 (memory_modified_in_insn_p): Don't use const_note_stores.
565 * rtl.h (const_note_stores): Delete.
566 * rtlanal.c (const_note_stores): Likewise.
568 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
570 * dse.c (find_shift_sequence): Temporarily revert to forbidding
573 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
577 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
578 (addsi_small_int): Likewise.
579 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
580 (one_cmplsi2): Likewise.
582 (enter_func): Expand insn using hard_frame_pointer_rtx and
585 * config/fr30/fr30.c (fr30_expand_prologue): Check for
586 hard_frame_pointer_rtx instead of using REGNO() check.
587 Properly sign extend GEN_INT() argument.
589 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
591 * config/m68k/m68k.c (override_options): Remove USE_GAS,
593 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
594 alternatives with just jcc.
595 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
596 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
597 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
598 dbge_hi, dbge_si): Likewise.
600 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
602 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
603 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
604 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
605 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
606 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
608 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
610 * config/m68k/m68k-devices.def (51qe): New device.
611 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
612 to all uses of FL_FOR_isa_c for compatibility.
613 (all_microarchs): Add cfv1 microarchitecture.
614 (m68k_handle_option): Handle m51qe option.
615 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
616 (TUNE_CFV1): New macro.
617 (enum uarch_type): Add ucfv1.
618 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
620 2007-09-18 Richard Guenther <rguenther@suse.de>
622 PR tree-optimization/31863
623 * tree-ssa-structalias.c (create_variable_info_for): Always
626 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
628 * opts.c (decode_options): Enable vectorization under -O3.
630 2007-09-18 Richard Guenther <rguenther@suse.de>
632 PR tree-optimization/33340
633 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
634 SSA_NAMEs that occur in abnormal PHI nodes.
636 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
638 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
639 Don't use const_get_call_expr_in.
640 * tree-gimple.c (const_get_call_expr_in): Delete.
641 * tree-gimple.h (const_get_call_expr_in): Likewise.
643 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
645 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
646 not yet have a basic block.
647 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
649 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
651 * config/mips/mips.c (mips_file_start): Add ".previous" directives
654 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
656 * config/mips/mips.c (mips_output_mi_thunk): Use
657 mips_function_ok_for_sibcall and const_call_insn_operand
658 to determine if a direct sibcall is allowed. Use
659 mips_classify_symbol to determine a global pointer is needed.
661 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
663 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
665 2007-09-17 Chao-ying Fu <fu@mips.com>
666 Nigel Stephens <nigel@mips.com>
668 * config/fixed-bit.h: New file.
669 * config/fixed-bit.c: New file.
670 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
672 2007-09-18 Jakub Jelinek <jakub@redhat.com>
674 * c-format.h (format_kind_info): Add alloc_char field.
675 * c-format.c (scanf_flag_specs): Add 'm'.
676 (scanf_flag_pairs): Add 'a', 'm' pair.
677 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
678 (format_types_orig): Add alloc_char fields.
679 (check_format_info_main): Rename aflag to alloc_flag.
680 Handle fki->alloc_char. modifier after width and before length
681 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
682 length modifiers as well.
683 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
686 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
687 returned by build_call_expr.
689 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
691 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
692 NULL for variable-sized records too.
693 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
695 2007-09-17 Tom Tromey <tromey@redhat.com>
697 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
698 (c_builtin_function): Likewise.
699 (grokdeclarator): Likewise.
701 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
703 PR rtl-optimization/26449
704 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
705 (seq_insns_valid_p): Removed.
707 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
709 * tree-nomudflap.c (gate_mudflap): New static function.
710 (pass_mudflap_1): Use it as gate function.
711 (pass_mudflap_2): Likewise.
713 2007-09-17 Jan Hubicka <jh@suse.cz>
717 * loop-invariant.c (move_invariant_reg): Unshare sequence.
719 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
721 PR tree-optimization/33319
722 * tree-vect-analyze.c (vect_same_range_drs): New.
723 (vect_vfa_range_equal): New.
724 (vect_is_duplicate_ddr): Removed.
725 (vect_mark_for_runtime_alias_test): Do not perform marking when
726 optimizing for size or max_param for alias checking is zero.
727 Move the function before vect_analyze_data_ref_dependence.
728 (vect_analyze_data_ref_dependence): Add call to
729 vect_mark_for_runtime_alias_test in two cases when dependence
731 (vect_analyze_data_ref_dependences): Do not call to
732 vect_mark_for_runtime_alias_test.
733 (vect_prune_runtime_alias_test_list): New.
734 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
735 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
736 Update vec_outside_cost.
737 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
738 (vect_create_cond_for_alias_checks): Build the base address of data
739 reference from DR_GROUP_FIRST_DR.
740 (vect_loop_versioning): New.
741 (vect_transform_loop): Add a call to vect_loop_versioning.
742 Remove factored out code.
744 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
747 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
750 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
752 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
753 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
754 Fix the call to insn_rtx_cost. Skip access sizes that require a
755 real truncation of the store register. Use convert_move instead
756 of gen_lowpart when narrowing the result.
757 (replace_read): Use convert_move instead of gen_lowpart when
758 narrowing the store rhs.
760 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
762 * config/mips/mips.md (SHORT): Fix long line.
763 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
764 to QImode and HImode.
766 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
768 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
770 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
772 * tree-parloops.c: New file.
773 * tree-ssa-operands.h (free_stmt_operands): Declare.
774 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
776 * tree-pass.h (pass_parallelize_loops): Declare.
777 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
779 (build_omp_regions_1): Allow analysing just a single OMP region and
781 ( build_omp_regions_root, omp_expand_local): New functions.
782 (build_omp_regions): Add argument to build_omp_regions_1 call.
783 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
784 autoparallelization is run.
785 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
786 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
787 pass_parallelize_loops): New.
788 * common.opt (ftree-parallelize-loops): New.
789 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
790 parallelize_loops): Declare.
791 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
792 * Makefile.in (tree-parloops.o): Added.
793 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
795 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
796 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
797 one extra edge as well.
798 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
799 Use VEC_free to free doms vector.
800 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
801 operands. Recompute operand caches in the new function.
802 (move_sese_region_to_fn): Update loop info.
803 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
804 * tree-ssa-operands.c (free_stmt_operands): New function.
806 * doc/passes.texi: Document autoparallelization.
807 * doc/invoke.texi (-ftree-parallelize-loops): New option.
809 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
812 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
815 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
817 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
819 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
820 get_vectype_for_scalar_type succeeded.
821 (vectorizable_conversion): Likewise.
823 2007-09-14 Jan Hubicka <jh@suse.cz>
825 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
828 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
831 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
832 register when operands[2] equals operands[1].
833 (remainderxf3): Ditto.
835 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
836 Nigel Stephens <nigel@mips.com>
838 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
839 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
840 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
842 (_Unwind_ForcedUnwind): Likewise.
843 (_Unwind_Resume): Likewise.
844 (_Unwind_Resume_or_Rethrow): Likewise.
845 (_Unwind_Backtrace): Likewise.
846 (_Unwind_SjLj_RaiseException): Likewise.
847 (_Unwind_SjLj_ForcedUnwind): Likewise.
848 (_Unwind_SjLj_Resume): Likewise.
849 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
850 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
852 (_Unwind_ForcedUnwind): Likewise.
853 (_Unwind_Resume): Likewise.
854 (_Unwind_Resume_or_Rethrow): Likewise.
855 (_Unwind_Backtrace): Likewise.
856 * unwind-compat.c (_Unwind_Backtrace): Likewise.
857 (_Unwind_ForcedUnwind): Likewise.
858 (_Unwind_RaiseException): Likewise.
859 (_Unwind_Resume): Likewise.
860 (_Unwind_Resume_or_Rethrow): Likewise.
862 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
863 nomips16 mode when IN_LIBGCC2 with hard float.
865 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
867 * config/mips/sdemtk.opt: Update to GPLv3.
868 * config/mips/sdemtk.h: Likewise.
870 2007-09-14 Nigel Stephens <nigel@mips.com>
872 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
873 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
874 for mipsisa32-*-linux*.
876 2007-09-14 Nigel Stephens <nigel@mips.com>
877 David Ung <davidu@mips.com>
878 Thiemo Seufer <ths@mips.com>
879 Richard Sandiford <richard@codesourcery.com>
881 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
882 * configure.ac: Add a mipssde threading type.
883 * configure: Regenerate.
884 * config/mips/sdemtk.h: New file.
885 * config/mips/t-sdemtk: Likewise.
886 * config/mips/sdemtk.opt: Likewise.
887 * gthr-mipssde.h: Likewise.
888 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
889 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
890 (MIPS_ICACHE_SYNC): New macro, split from ...
891 * config/mips/mips.md (clear_cache): ...here.
892 * config/mips/mips.c (mips_save_reg_p): Check
893 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
894 (build_mips16_function_stub): Use targetm.strip_name_encoding.
895 (build_mips16_call_stub): Likewise.
897 2007-09-14 Richard Sandiford <richard@codesourcery.com>
899 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
901 2007-09-14 Jakub Jelinek <jakub@redhat.com>
904 * config/ia64/ia64.c (find_gr_spill): Don't decrement
905 current_frame_info.n_local_regs. Don't return emitted local
907 (ia64_compute_frame_size): Improve unwind hack to put
908 RP, PFS, FP in that order by allowing some of the registers
909 been already emitted, as long as they are emitted to the
912 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
914 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
915 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
916 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
918 2007-09-13 Eric Christopher <echristo@apple.com>
919 Kenneth Zadeck <zadeck@naturalbridge.com>
921 * dse.c (find_shift_sequence): New function.
922 (replace_read): Add case to remove read if it requires shift.
923 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
925 2007-09-13 Tom Tromey <tromey@redhat.com>
927 * c-common.c (fname_as_string): Update.
928 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
929 (c_lex_one_token): Update. Add 'parser' argument.
930 (c_parser_simple_asm_expr): Update.
931 (c_parser_attributes): Update.
932 (c_parser_asm_statement): Update.
933 (c_parser_asm_operands): Update.
934 (c_parser_peek_token): Update.
935 (c_parser_peek_2nd_token): Update.
936 * c-lex.c (c_lex_string_translate): Remove.
937 (c_lex_return_raw_strings): Likewise.
938 (c_lex_with_flags): Added 'lex_flags' argument.
939 (lex_string): Added 'translate' argument.
940 * c-pragma.h (c_lex_with_flags): Update.
941 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
942 (C_LEX_STRING_NO_TRANSLATE): New define.
943 (C_LEX_RAW_STRINGS): Likewise.
945 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
948 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
949 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
950 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
951 (bfin_init_builtins): Initialize __builtin_bfin_ones,
952 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
953 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
954 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
955 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
956 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
957 (bdesc_1arg): Add __builtin_bfin_ones.
958 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
959 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
960 and __builtin_bfin_csqu_fr16.
961 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
962 (ones): New define_insn.
963 (ssaddhi3_parts): New define_insn.
964 (sssubhi3_parts): New define_insn.
965 (flag_mulhi_parts): New define_insn.
967 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
969 * common.opt (femit-class-debug-always): Turn off by default.
971 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
973 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
974 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
976 2007-09-13 James E. Wilson <wilson@specifix.com>
978 PR tree-optimization/33389
979 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
980 then set build_loads before returning.
982 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
983 David Ung <davidu@mips.com>
985 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
986 {d}addiu and a negative immediate such that it works with MIPS16
989 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
992 * configure.ac (ld_vers): Support Linux linker.
993 * configure: Regenerated.
995 2007-09-13 Richard Sandiford <richard@codesourcery.com>
996 Sandra Loosemore <sandra@codesourcery.com>
998 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
999 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
1000 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
1001 nomips16 into decl attributes.
1002 (TARGET_INSERT_ATTRIBUTES): Override.
1003 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
1004 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
1005 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
1006 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
1007 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
1008 (mips_use_mips16_mode_p): Reimplement as a function that takes
1009 a decl and considers only decl attributes. If the decl is nested
1010 function, use its parent attributes.
1011 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
1012 instead of SYMBOL_REF_MIPS16_FUNC_P.
1013 (mips_set_mips16_mode): Move call to sorry here from old
1014 mips_use_mips16_mode_p.
1015 (mflip_mips16_entry): New structure.
1016 (mflip_mips16_htab): New variable.
1017 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
1018 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
1019 (mips_merge_decl_attributes): New function.
1020 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
1021 Use mips_use_mips16_mode_p.
1022 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
1023 SYMBOL_REF_MIPS16_FUNC_P.
1024 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
1026 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1028 * c-parser.c (c_parser_struct_declaration): Check for a null return.
1030 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1033 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
1035 2007-09-12 Michael Meissner <michael.meissner@amd.com>
1036 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1037 Tony Linthicum <tony.linthicum@amd.com>
1039 * tree.h (function_args_iterator): New type to iterate over
1041 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
1042 function arguments providing a pointer to the argument.
1043 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
1044 function arguments providing the argument.
1045 (function_args_iter_init): Inline function to initialize
1046 function_args_iterator.
1047 (function_args_iter_cond_ptr): Inline function to return the next
1048 pointer to hold the argument.
1049 (function_args_iter_cond): Inline function to return the next
1051 (function_args_iter_cond_next): Advance the function args
1053 (stdarg_p): New function, return true if variable argument
1055 (prototype_p): New function, return true if function is
1057 (function_args_count): New function, count the number of arguments
1060 * tree.c (stdarg_p): New function, return true if variable
1062 (prototype_p): New function, return true if function is
1065 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1066 (TARGET_ROUND): New macro for the round/ptest instructions which
1067 are shared between SSE4.1 and SSE5.
1068 (OPTION_MASK_ISA_ROUND): Ditto.
1069 (OPTION_ISA_ROUND): Ditto.
1070 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1071 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1073 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1074 (-mfused-madd): New switch to give users control over whether the
1075 compiler optimizes to use the multiply/add SSE5 instructions.
1077 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
1078 m_ATHLON_K8_AMDFAM10, and change all uses.
1079 (enum pta_flags): Add PTA_SSE5.
1080 (ix86_handle_option): Turn off 3dnow if -msse5.
1081 (override_options): Add SSE5 support.
1082 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1084 (ix86_expand_sse_movcc): Add SSE5 support.
1085 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1086 vector type to the next largest size.
1087 (ix86_expand_sse5_pack): New function to use pperm to pack a
1088 vector type to the next smallest size.
1089 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1090 (IX86_BUILTIN_FMADDSD): Ditto.
1091 (IX86_BUILTIN_FMADDPS): Ditto.
1092 (IX86_BUILTIN_FMADDPD): Ditto.
1093 (IX86_BUILTIN_FMSUBSS): Ditto.
1094 (IX86_BUILTIN_FMSUBSD): Ditto.
1095 (IX86_BUILTIN_FMSUBPS): Ditto.
1096 (IX86_BUILTIN_FMSUBPD): Ditto.
1097 (IX86_BUILTIN_FNMADDSS): Ditto.
1098 (IX86_BUILTIN_FNMADDSD): Ditto.
1099 (IX86_BUILTIN_FNMADDPS): Ditto.
1100 (IX86_BUILTIN_FNMADDPD): Ditto.
1101 (IX86_BUILTIN_FNMSUBSS): Ditto.
1102 (IX86_BUILTIN_FNMSUBSD): Ditto.
1103 (IX86_BUILTIN_FNMSUBPS): Ditto.
1104 (IX86_BUILTIN_FNMSUBPD): Ditto.
1105 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1106 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1107 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1108 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1109 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1110 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1111 (IX86_BUILTIN_PPERM): Ditto.
1112 (IX86_BUILTIN_PERMPS): Ditto.
1113 (IX86_BUILTIN_PERMPD): Ditto.
1114 (IX86_BUILTIN_PMACSSWW): Ditto.
1115 (IX86_BUILTIN_PMACSWW): Ditto.
1116 (IX86_BUILTIN_PMACSSWD): Ditto.
1117 (IX86_BUILTIN_PMACSWD): Ditto.
1118 (IX86_BUILTIN_PMACSSDD): Ditto.
1119 (IX86_BUILTIN_PMACSDD): Ditto.
1120 (IX86_BUILTIN_PMACSSDQL): Ditto.
1121 (IX86_BUILTIN_PMACSSDQH): Ditto.
1122 (IX86_BUILTIN_PMACSDQL): Ditto.
1123 (IX86_BUILTIN_PMACSDQH): Ditto.
1124 (IX86_BUILTIN_PMADCSSWD): Ditto.
1125 (IX86_BUILTIN_PMADCSWD): Ditto.
1126 (IX86_BUILTIN_PHADDBW): Ditto.
1127 (IX86_BUILTIN_PHADDBD): Ditto.
1128 (IX86_BUILTIN_PHADDBQ): Ditto.
1129 (IX86_BUILTIN_PHADDWD): Ditto.
1130 (IX86_BUILTIN_PHADDWQ): Ditto.
1131 (IX86_BUILTIN_PHADDDQ): Ditto.
1132 (IX86_BUILTIN_PHADDUBW): Ditto.
1133 (IX86_BUILTIN_PHADDUBD): Ditto.
1134 (IX86_BUILTIN_PHADDUBQ): Ditto.
1135 (IX86_BUILTIN_PHADDUWD): Ditto.
1136 (IX86_BUILTIN_PHADDUWQ): Ditto.
1137 (IX86_BUILTIN_PHADDUDQ): Ditto.
1138 (IX86_BUILTIN_PHSUBBW): Ditto.
1139 (IX86_BUILTIN_PHSUBWD): Ditto.
1140 (IX86_BUILTIN_PHSUBDQ): Ditto.
1141 (IX86_BUILTIN_PROTB): Ditto.
1142 (IX86_BUILTIN_PROTW): Ditto.
1143 (IX86_BUILTIN_PROTD): Ditto.
1144 (IX86_BUILTIN_PROTQ): Ditto.
1145 (IX86_BUILTIN_PROTB_IMM): Ditto.
1146 (IX86_BUILTIN_PROTW_IMM): Ditto.
1147 (IX86_BUILTIN_PROTD_IMM): Ditto.
1148 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1149 (IX86_BUILTIN_PSHLB): Ditto.
1150 (IX86_BUILTIN_PSHLW): Ditto.
1151 (IX86_BUILTIN_PSHLD): Ditto.
1152 (IX86_BUILTIN_PSHLQ): Ditto.
1153 (IX86_BUILTIN_PSHAB): Ditto.
1154 (IX86_BUILTIN_PSHAW): Ditto.
1155 (IX86_BUILTIN_PSHAD): Ditto.
1156 (IX86_BUILTIN_PSHAQ): Ditto.
1157 (IX86_BUILTIN_FRCZSS): Ditto.
1158 (IX86_BUILTIN_FRCZSD): Ditto.
1159 (IX86_BUILTIN_FRCZPS): Ditto.
1160 (IX86_BUILTIN_FRCZPD): Ditto.
1161 (IX86_BUILTIN_CVTPH2PS): Ditto.
1162 (IX86_BUILTIN_CVTPS2PH): Ditto.
1163 (IX86_BUILTIN_COMEQSS): Ditto.
1164 (IX86_BUILTIN_COMNESS): Ditto.
1165 (IX86_BUILTIN_COMLTSS): Ditto.
1166 (IX86_BUILTIN_COMLESS): Ditto.
1167 (IX86_BUILTIN_COMGTSS): Ditto.
1168 (IX86_BUILTIN_COMGESS): Ditto.
1169 (IX86_BUILTIN_COMUEQSS): Ditto.
1170 (IX86_BUILTIN_COMUNESS): Ditto.
1171 (IX86_BUILTIN_COMULTSS): Ditto.
1172 (IX86_BUILTIN_COMULESS): Ditto.
1173 (IX86_BUILTIN_COMUGTSS): Ditto.
1174 (IX86_BUILTIN_COMUGESS): Ditto.
1175 (IX86_BUILTIN_COMORDSS): Ditto.
1176 (IX86_BUILTIN_COMUNORDSS): Ditto.
1177 (IX86_BUILTIN_COMFALSESS): Ditto.
1178 (IX86_BUILTIN_COMTRUESS): Ditto.
1179 (IX86_BUILTIN_COMEQSD): Ditto.
1180 (IX86_BUILTIN_COMNESD): Ditto.
1181 (IX86_BUILTIN_COMLTSD): Ditto.
1182 (IX86_BUILTIN_COMLESD): Ditto.
1183 (IX86_BUILTIN_COMGTSD): Ditto.
1184 (IX86_BUILTIN_COMGESD): Ditto.
1185 (IX86_BUILTIN_COMUEQSD): Ditto.
1186 (IX86_BUILTIN_COMUNESD): Ditto.
1187 (IX86_BUILTIN_COMULTSD): Ditto.
1188 (IX86_BUILTIN_COMULESD): Ditto.
1189 (IX86_BUILTIN_COMUGTSD): Ditto.
1190 (IX86_BUILTIN_COMUGESD): Ditto.
1191 (IX86_BUILTIN_COMORDSD): Ditto.
1192 (IX86_BUILTIN_COMUNORDSD): Ditto.
1193 (IX86_BUILTIN_COMFALSESD): Ditto.
1194 (IX86_BUILTIN_COMTRUESD): Ditto.
1195 (IX86_BUILTIN_COMEQPS): Ditto.
1196 (IX86_BUILTIN_COMNEPS): Ditto.
1197 (IX86_BUILTIN_COMLTPS): Ditto.
1198 (IX86_BUILTIN_COMLEPS): Ditto.
1199 (IX86_BUILTIN_COMGTPS): Ditto.
1200 (IX86_BUILTIN_COMGEPS): Ditto.
1201 (IX86_BUILTIN_COMUEQPS): Ditto.
1202 (IX86_BUILTIN_COMUNEPS): Ditto.
1203 (IX86_BUILTIN_COMULTPS): Ditto.
1204 (IX86_BUILTIN_COMULEPS): Ditto.
1205 (IX86_BUILTIN_COMUGTPS): Ditto.
1206 (IX86_BUILTIN_COMUGEPS): Ditto.
1207 (IX86_BUILTIN_COMORDPS): Ditto.
1208 (IX86_BUILTIN_COMUNORDPS): Ditto.
1209 (IX86_BUILTIN_COMFALSEPS): Ditto.
1210 (IX86_BUILTIN_COMTRUEPS): Ditto.
1211 (IX86_BUILTIN_COMEQPD): Ditto.
1212 (IX86_BUILTIN_COMNEPD): Ditto.
1213 (IX86_BUILTIN_COMLTPD): Ditto.
1214 (IX86_BUILTIN_COMLEPD): Ditto.
1215 (IX86_BUILTIN_COMGTPD): Ditto.
1216 (IX86_BUILTIN_COMGEPD): Ditto.
1217 (IX86_BUILTIN_COMUEQPD): Ditto.
1218 (IX86_BUILTIN_COMUNEPD): Ditto.
1219 (IX86_BUILTIN_COMULTPD): Ditto.
1220 (IX86_BUILTIN_COMULEPD): Ditto.
1221 (IX86_BUILTIN_COMUGTPD): Ditto.
1222 (IX86_BUILTIN_COMUGEPD): Ditto.
1223 (IX86_BUILTIN_COMORDPD): Ditto.
1224 (IX86_BUILTIN_COMUNORDPD): Ditto.
1225 (IX86_BUILTIN_COMFALSEPD): Ditto.
1226 (IX86_BUILTIN_COMTRUEPD): Ditto.
1227 (IX86_BUILTIN_PCOMEQUB): Ditto.
1228 (IX86_BUILTIN_PCOMNEUB): Ditto.
1229 (IX86_BUILTIN_PCOMLTUB): Ditto.
1230 (IX86_BUILTIN_PCOMLEUB): Ditto.
1231 (IX86_BUILTIN_PCOMGTUB): Ditto.
1232 (IX86_BUILTIN_PCOMGEUB): Ditto.
1233 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1234 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1235 (IX86_BUILTIN_PCOMEQUW): Ditto.
1236 (IX86_BUILTIN_PCOMNEUW): Ditto.
1237 (IX86_BUILTIN_PCOMLTUW): Ditto.
1238 (IX86_BUILTIN_PCOMLEUW): Ditto.
1239 (IX86_BUILTIN_PCOMGTUW): Ditto.
1240 (IX86_BUILTIN_PCOMGEUW): Ditto.
1241 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1242 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1243 (IX86_BUILTIN_PCOMEQUD): Ditto.
1244 (IX86_BUILTIN_PCOMNEUD): Ditto.
1245 (IX86_BUILTIN_PCOMLTUD): Ditto.
1246 (IX86_BUILTIN_PCOMLEUD): Ditto.
1247 (IX86_BUILTIN_PCOMGTUD): Ditto.
1248 (IX86_BUILTIN_PCOMGEUD): Ditto.
1249 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1250 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1251 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1252 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1253 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1254 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1255 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1256 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1257 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1258 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1259 (IX86_BUILTIN_PCOMEQB): Ditto.
1260 (IX86_BUILTIN_PCOMNEB): Ditto.
1261 (IX86_BUILTIN_PCOMLTB): Ditto.
1262 (IX86_BUILTIN_PCOMLEB): Ditto.
1263 (IX86_BUILTIN_PCOMGTB): Ditto.
1264 (IX86_BUILTIN_PCOMGEB): Ditto.
1265 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1266 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1267 (IX86_BUILTIN_PCOMEQW): Ditto.
1268 (IX86_BUILTIN_PCOMNEW): Ditto.
1269 (IX86_BUILTIN_PCOMLTW): Ditto.
1270 (IX86_BUILTIN_PCOMLEW): Ditto.
1271 (IX86_BUILTIN_PCOMGTW): Ditto.
1272 (IX86_BUILTIN_PCOMGEW): Ditto.
1273 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1274 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1275 (IX86_BUILTIN_PCOMEQD): Ditto.
1276 (IX86_BUILTIN_PCOMNED): Ditto.
1277 (IX86_BUILTIN_PCOMLTD): Ditto.
1278 (IX86_BUILTIN_PCOMLED): Ditto.
1279 (IX86_BUILTIN_PCOMGTD): Ditto.
1280 (IX86_BUILTIN_PCOMGED): Ditto.
1281 (IX86_BUILTIN_PCOMFALSED): Ditto.
1282 (IX86_BUILTIN_PCOMTRUED): Ditto.
1283 (IX86_BUILTIN_PCOMEQQ): Ditto.
1284 (IX86_BUILTIN_PCOMNEQ): Ditto.
1285 (IX86_BUILTIN_PCOMLTQ): Ditto.
1286 (IX86_BUILTIN_PCOMLEQ): Ditto.
1287 (IX86_BUILTIN_PCOMGTQ): Ditto.
1288 (IX86_BUILTIN_PCOMGEQ): Ditto.
1289 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1290 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1291 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
1292 OPTION_MASK_ISA_ROUND for instructions that are shared between
1294 (bdesc_2arg): Ditto.
1295 (bdesc_sse_3arg): Ditto.
1296 (enum multi_arg_type): New enum for describing the various SSE5
1297 intrinsic argument types.
1298 (bdesc_multi_arg): New table for SSE5 intrinsics.
1299 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1300 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1302 (ix86_expand_builtin): Add SSE5 intrinsic support.
1303 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1304 operand instructions.
1305 (ix86_expand_sse5_multiple_memory): New function to split the
1306 second memory reference from SSE5 instructions.
1307 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1308 (ix86_return_pops_args): Use stdarg_p to determine if the function
1309 has variable arguments.
1310 (ix86_setup_incoming_varargs): Ditto.
1311 (x86_this_parameter): Ditto.
1313 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1315 (ix86_expand_sse5_pack): Ditto.
1316 (ix86_sse5_valid_op_p): Ditto.
1317 (ix86_expand_sse5_multiple_memory): Ditto.
1319 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1320 constant for SSE5 support.
1321 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1322 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1323 (UNSPEC_SSE5_PERMUTE): Ditto.
1324 (UNSPEC_SSE5_ASHIFT): Ditto.
1325 (UNSPEC_SSE5_LSHIFT): Ditto.
1326 (UNSPEC_FRCZ): Ditto.
1327 (UNSPEC_CVTPH2PS): Ditto.
1328 (UNSPEC_CVTPS2PH): Ditto.
1329 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1331 (COM_FALSE_S): Ditto.
1332 (COM_FALSE_P): Ditto.
1333 (COM_TRUE_S): Ditto.
1334 (COM_TRUE_P): Ditto.
1335 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1336 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1338 (memory attribute): Ditto.
1339 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1340 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1341 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1342 (floor<mode>2): Ditto.
1343 (ceil<mode>2): Ditto.
1344 (btrunc<mode>2): Ditto.
1345 (nearbyintdf2): Ditto.
1346 (nearbyintsf2): Ditto.
1347 (sse_setccsf): Disable if SSE5.
1348 (sse_setccdf): Ditto.
1349 (sse5_setcc<mode>): New support for SSE5 conditional move.
1350 (sse5_pcmov_<mode>): Ditto.
1352 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1354 (SSEMODEF2P): Ditto.
1355 (ssemodesuffixf4): New mode attribute for SSE5.
1356 (ssemodesuffixf2s): Ditto.
1357 (ssemodesuffixf2c): Ditto.
1358 (sserotatemax): Ditto.
1359 (ssescalarmode): Ditto.
1360 (sse_maskcmpv4sf3): Disable if SSE5.
1361 (sse_maskcmpv2df3): Ditto.
1362 (sse_vmmaskcmpv4sf3): Ditto.
1363 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1365 (sse5_vmfmadd<mode>4): Ditto.
1366 (sse5_fmsub<mode>4): Ditto.
1367 (sse5_vmfmsub<mode>4): Ditto.
1368 (sse5_fnmadd<mode>4): Ditto.
1369 (sse5_vmfnmadd<mode>4): Ditto.
1370 (sse5_fnmsub<mode>4): Ditto.
1371 (sse5_vmfnmsub<mode>4): Ditto.
1372 (sse5i_fmadd<mode>4): Ditto.
1373 (sse5i_fmsub<mode>4): Ditto.
1374 (sse5i_fnmadd<mode>4): Ditto.
1375 (sse5i_fnmsub<mode>4): Ditto.
1376 (sse5i_vmfmadd<mode>4): Ditto.
1377 (sse5i_vmfmsub<mode>4): Ditto.
1378 (sse5i_vmfnmadd<mode>4): Ditto.
1379 (sse5i_vmfnmsub<mode>4): Ditto.
1380 (mulv16qi3): Add SSE5 support.
1382 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1383 (sse2_mulv4si3): Disable if SSE5.
1384 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1385 (sse4_1_roundps): Ditto.
1386 (sse4_1_roundsd): Ditto.
1387 (sse4_1_roundss): Ditto.
1388 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1390 (sse_maskcmpsf3): Ditto.
1391 (sse_vmmaskcmpv4sf3): Ditto.
1392 (sse2_maskcmpv2df3): Ditto.
1393 (sse2_maskcmpdf3): Ditto.
1394 (sse2_vmmaskcmpv2df3): Ditto.
1395 (sse2_eq<mode>3): Ditto.
1396 (sse2_gt<mode>3): Ditto.
1397 (sse5_pcmov_<mode>): Add SSE5 support.
1398 (vec_unpacku_hi_v16qi): Ditto.
1399 (vec_unpacks_hi_v16qi): Ditto.
1400 (vec_unpacku_lo_v16qi): Ditto.
1401 (vec_unpacks_lo_v16qi): Ditto.
1402 (vec_unpacku_hi_v8hi): Ditto.
1403 (vec_unpacks_hi_v8hi): Ditto.
1404 (vec_unpacku_lo_v8hi): Ditto.
1405 (vec_unpacks_lo_v8hi): Ditto.
1406 (vec_unpacku_hi_v4si): Ditto.
1407 (vec_unpacks_hi_v4si): Ditto.
1408 (vec_unpacku_lo_v4si): Ditto.
1409 (vec_unpacks_lo_v4si): Ditto.
1410 (sse5_pmacsww): New SSE5 intrinsic insn.
1411 (sse5_pmacssww): Ditto.
1412 (sse5_pmacsdd): Ditto.
1413 (sse5_pmacssdd): Ditto.
1414 (sse5_pmacssdql): Ditto.
1415 (sse5_pmacssdqh): Ditto.
1416 (sse5_pmacsdqh): Ditto.
1417 (sse5_pmacsswd): Ditto.
1418 (sse5_pmacswd): Ditto.
1419 (sse5_pmadcsswd): Ditto.
1420 (sse5_pmadcswd): Ditto.
1421 (sse5_pcmov_<move>): Conditional move support on SSE5.
1422 (sse5_phaddbw): New SSE5 intrinsic insn.
1423 (sse5_phaddbd): Ditto.
1424 (sse5_phaddbq): Ditto.
1425 (sse5_phaddwd): Ditto.
1426 (sse5_phaddwq): Ditto.
1427 (sse5_phadddq): Ditto.
1428 (sse5_phaddubw): Ditto.
1429 (sse5_phaddubd): Ditto.
1430 (sse5_phaddubq): Ditto.
1431 (sse5_phadduwd): Ditto.
1432 (sse5_phadduwq): Ditto.
1433 (sse5_phaddudq): Ditto.
1434 (sse5_phsubbw): Ditto.
1435 (sse5_phsubwd): Ditto.
1436 (sse5_phsubdq): Ditto.
1437 (sse5_pperm): Ditto.
1438 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1439 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1440 (sse5_pperm_sign_v8hi_v4si): Ditto.
1441 (sse5_pperm_zero_v8hi_v4si): Ditto.
1442 (sse5_pperm_sign_v4si_v2di): Ditto.
1443 (sse5_pperm_sign_v4si_v2di): Ditto.
1444 (sse5_pperm_pack_v2di_v4si): Ditto.
1445 (sse5_pperm_pack_v4si_v8hi): Ditto.
1446 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1447 (sse5_perm<mode>): New SSE5 intrinsic insn.
1448 (rotl<mode>3): Ditto.
1449 (sse5_rotl<mode>3): Ditto.
1450 (sse5_ashl<mode>3): Ditto.
1451 (sse5_lshl<mode>3): Ditto.
1452 (sse5_frcz<mode>2): Ditto.
1453 (sse5s_frcz<mode>2): Ditto.
1454 (sse5_cvtph2ps): Ditto.
1455 (sse5_cvtps2ph): Ditto.
1456 (sse5_vmmaskcmp<mode>3): Ditto.
1457 (sse5_com_tf<mode>3): Ditto.
1458 (sse5_maskcmp<mode>3): Ditto.
1459 (sse5_maskcmp_uns<mode>3): Ditto.
1460 (sse5_maskcmp_uns2<mode>3): Ditto.
1461 (sse5_pcom_tf<mode>3): Ditto.
1463 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1465 (sse5_comparison_float_operator): New predicate to match the
1466 comparison operators supported by the SSE5 com instruction.
1467 (ix86_comparison_int_operator): New predicate to match just the
1468 signed int comparisons.
1469 (ix86_comparison_uns_operator): New predicate to match just the
1470 unsigned int comparisons.
1472 * doc/invoke.texi (-msse5): Add documentation.
1473 (-mfused-madd): Ditto.
1475 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1477 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1479 (x86_64-*-*): Ditto.
1481 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1483 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1484 intrinisics for SSE5.
1486 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1489 * config/i386/mmintrin-common.h: New file, to contain common
1490 instructions between SSE4.1 and SSE5.
1492 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1493 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1494 (gen_regparm_prefix): Ditto.
1496 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1497 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1498 prototype_p to determine if a function is prototyped.
1500 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1502 * config/dfp-bit.c (dfp_conversion_exception): New function.
1503 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1504 (DFP_TO_INT): Ditto.
1505 (INT_TO_DFP): Ditto.
1506 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1508 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1511 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1512 before sp restoration even when total_size is 0, but
1513 frame_pointer_needed.
1515 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1517 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1518 (xtensa_copy_incoming_a7): Use start_sequence instead of
1519 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1520 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1521 of the saveregs sequence.
1523 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1525 * c-tree.h (grokfield): Add a "tree *" argument.
1526 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1527 Chain nested decl attributes to it. Don't call decl_attributes here.
1528 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1529 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1530 (grokfield): Take a pointer to the decl's attributes and pass
1531 it to grokdeclarator.
1532 * c-parser.c (c_parser_struct_declaration): Update the calls to
1533 grokfield. Call decl_attributes for anonymous struct and union
1536 2007-09-12 Jan Hubicka <jh@suse.cz>
1538 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1540 2007-09-12 Ira Rosen <irar@il.ibm.com>
1542 PR tree-optimization/32377
1543 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1544 between positive and negative dependence distance using DDR_REVERSED_P.
1546 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1548 PR tree-optimization/33373
1549 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1550 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1552 2007-09-12 Jan Hubicka <jh@suse.cz>
1555 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
1558 2007-09-12 Christian Bruel <christian.bruel@st.com>
1560 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1561 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1563 2007-09-12 Ira Rosen <irar@il.ibm.com>
1565 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1566 for oprnd1 if not required.
1567 (vectorizable_operation): Use scalar operand in SLP in case of
1568 shift with scalar argument.
1570 2007-09-12 Ira Rosen <irar@il.ibm.com>
1572 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1575 2007-09-11 James E. Wilson <wilson@specifix.com>
1577 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1578 TARGET_UNWIND_INFO is defined.
1579 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1582 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1584 * config/sh/sh.c (calc_live_regs): Use
1585 current_function_saves_all_registers instead of
1586 current_function_has_nonlocal_label.
1587 (sh_allocate_initial_value): Likewise.
1588 (sh_get_pr_initial_val): Likewise.
1589 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1590 * config/sh/sh.md (load_ra): Likewise.
1592 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1594 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1597 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1598 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1600 2007-09-12 Sa Liu <saliu@de.ibm.com>
1602 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1603 operands to DFmode GE or LE compares.
1605 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1607 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1608 REG_CLASS_NAMES): Add P0REGS.
1609 (REGNO_REG_CLASS): Return it where appropriate.
1610 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1611 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1612 * doc/md.texi (Blackfin family): Document 'q' constraints.
1614 2007-09-11 Steve Kenton <skenton@ou.edu>
1616 * pa/linux-unwind.h: Guard with inhibit_libc.
1617 * pa/hpux-unwind.h: Likewise.
1619 2007-09-11 David Daney <ddaney@avtrex.com>
1621 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1622 * doc/install.texi: Document new --with-llsc and --without-llsc
1624 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1625 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1626 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1628 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1629 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1630 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1631 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1632 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1633 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1634 * config/mips/mips.opt (mllsc): New option.
1635 * config/mips/mips.c (mips_llsc): Define variable.
1636 (mips_handle_option): Handle mllsc option.
1637 (override_options): Set mips_print_operand_punct for '|' and '-'.
1638 (print_operand): Add new %| and %- operand codes.
1639 * config/mips/mips.h (mips_llsc_setting): New enum type.
1640 (mips_llsc): Declare.
1641 (OPTION_DEFAULT_SPECS): Add llsc handling.
1642 (GENERATE_SYNC): New macro.
1643 (GENERATE_LL_SC): New macro.
1644 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1645 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1646 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1647 in %| and %- operand codes.
1649 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1651 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1652 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1654 2007-09-11 Jason Merrill <jason@redhat.com>
1657 * stor-layout.c (layout_decl): Do pack variable size fields.
1659 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1661 * config/m68k/predicates.md (movsi_const0_operand,
1662 non_symbolic_call_operand): New predicates.
1664 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1666 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1667 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1668 CW, CZ, CS, Ap and Ac.
1670 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1671 (constraints.md): New include.
1672 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1673 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1674 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1676 (pushdi): Add split.
1677 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1678 attributes. Split tstsi_internal_68020_cf from it.
1679 (tstsi_internal_68020_cf): New pattern.
1680 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1681 (tst<mode>_cf): Specify attributea.
1682 (cmpsi_cf): Name pattern. Specify attributes.
1683 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1684 (pushexthisi_const): Fix to use alternatives. Specify
1686 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1687 from it. Fix to use alternatives. Specify attributes.
1688 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1689 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1691 (movsf_cf_soft): Specify attributes.
1692 (movdf_cf_soft): Add split.
1693 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1694 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1695 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1696 (truncdfsf2_68881): Name pattern. Specify attributes.
1697 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1698 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1699 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1701 (addsi3_5200): Fix to use alternatives. Specify attributes.
1703 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1704 (subsi3): Add alternative for subq.l. Specify attributes.
1705 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1706 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1708 (umulhisi3): Specify attributes.
1709 (mulhisisi3_z): Name pattern. Specify attributes.
1710 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1711 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1712 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1713 bsetmemqi): Specify attributes.
1714 (bsetmemqi_ext): Name pattern. Specify attributes.
1715 (bclrmemqi): Specify attributes.
1716 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1717 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1719 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1720 pattern. Specify attributes.
1721 (jump): Specify attributes.
1722 (tablejump_internal): Name pattern. Specify attributes.
1723 (call_value): Split into non_symbolic_call_value,
1724 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1725 alternatives. Specify attributes.
1726 (non_symbolic_call_value, symbolic_call_value_jsr,
1727 symbolic_call_value_bsr): New patterns.
1728 (nop, return, unlink, indirect_jump): Specify attributes.
1729 (trap): Fix condition. Specify attributes.
1732 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1733 (override_options): Initialize it. Initialize m68k_sched_cpu.
1734 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1735 (const_method): Make global, rename to m68k_const_method.
1736 (const_int_cost, output_move_const_into_data_reg): Update.
1737 (output_move_double): Parametrize to emit rtl code, rename to
1739 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1740 emit_movsi): New static functions.
1741 (output_move_double): New function with semantics of old
1743 (m68k_emit_move_double): New function.
1744 (m68k_sched_cpu): New variable.
1745 (attr_op_type): New enum.
1746 (sched_guess_p): New variable.
1747 (sched_address_type, sched_operand_type, sched_attr_op_type):
1748 New static functions.
1749 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1750 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1751 (sched_branch_type): New static variable.
1752 (m68k_sched_branch_type): New function.
1753 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1754 (m68k_symbolic_call_var): Declare.
1755 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1756 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1757 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1758 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1761 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1763 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1764 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1765 error if __builtin_va_arg_pack_len () wasn't optimized out during
1767 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1768 with the number of inline's anonymous arguments.
1769 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1771 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1773 * fold-const.c (extract_muldiv_1): Do not simplify
1776 2007-09-11 Jan Hubicka <jh@suse.cz>
1778 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1779 (TARGET_INTER_UNIT_CONVERSIONS): New.
1780 * i386.md (floatsi expanders): Remove redundant check for SImode
1781 source; offload to memory when asked for.
1782 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1783 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1785 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1786 floatsidf2_mixed_memory, floatsidf2_sse_memory
1787 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1788 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1790 2007-09-11 Jan Hubicka <jh@suse.cz>
1792 * toplev.c (process_options): all frontends now do unit-at-a-time.
1793 * cgraphunit.c: update comments.
1794 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1795 * c-decl.c (finish_function): use cgraph_add_new_function.
1796 * function.c (expand_function_end): We are always unit-at-a-time.
1798 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1800 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1801 settings for MIPS16.
1802 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1804 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1806 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1807 SYMBOL_FORCE_TO_MEM constants.
1808 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1809 (mips16_rewrite_pool_refs_info): New structure.
1810 (mips16_rewrite_pool_constant): New function, split out from...
1811 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1812 mips16_rewrite_pool_refs_info structure rather than a pointer
1813 to a constant pool. Force force_to_mem_operands into memory.
1814 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1815 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1816 * config/mips/constraints.md (kf): New constraint.
1817 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1818 (*movsi_mips16): Likewise.
1820 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1821 Nigel Stephens <nigel@mips.com>
1822 David Ung <davidu@mips.com>
1824 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1825 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1826 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1827 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1828 (mips_zero_extend_cost): New functions.
1829 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1830 Use the new functions. Tweak many cost estimates, both here
1831 and in the new subroutines. Return false when the cost of the
1832 operands has not been calculated. Check for *clear_upper32.
1833 Check for floating-point multiply-add, reciprocal and rsqrt
1834 patterns. Handle comparison and rotation codes.
1836 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1838 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1840 * config/i386/i386.c (get_dllimport_decl): Don't strip
1843 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1846 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1847 declarations to top.
1848 (DFP_TO_BFP): Use for either XFmode or TFmode.
1849 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1851 * config/dfp-bit.h: Include float.h.
1852 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1853 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1854 which doesn't mean the same thing.
1855 (BFP_KIND): Use 4 to mean TFmode.
1856 (BFP_FMT): Specify the number of decimal digits based on the
1857 number of mantissa digits.
1858 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1859 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1860 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1861 (TFtype): Define if TFmode is supported.
1862 * doc/libgcc.texi (Decimal float library routines): Document
1863 TF conversion functions.
1865 2007-09-10 Chao-ying Fu <fu@mips.com>
1867 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1868 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1869 (mips_emit_compare): Process fixed-point modes.
1870 (mips_pad_arg_upward): Support fixed-point types.
1871 (override_options): Allow fixed-point modes in accumulators.
1872 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1873 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1874 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1875 (mips_scalar_mode_supported_p): New function to accept fixed-point
1876 modes if the width is not greater than two BITS_PER_WORD.
1877 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1878 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1879 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1880 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1881 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1883 ("IMODE"): New mode attribute.
1884 (mips-fixed.md): Include.
1885 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1887 * config/mips/mips-fixed.md: New file.
1889 2007-09-11 Ben Elliston <bje@au.ibm.com>
1891 * config/spu/spu.md: Formatting fixes.
1893 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1895 * config/dfp-bit.c (dfp_unary_func): Delete.
1896 (dfp_unary_op): Delete.
1897 (dfp_binary_op): Use decFloat functions instead of decNumber
1898 functions for binary operations.
1899 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1900 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1902 (dfp_compare_op): Use decFloat functions insteadof decNumber
1903 functions for comparisons.
1904 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1905 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1907 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1908 call to dxx_binary_op and decFloat function.
1909 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1910 calls to dxx_binary_op and decFloat function.
1911 * config/dfp-bit.h: Include decFloat header files.
1912 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1913 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1914 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1915 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1917 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1918 Jan Sjodin <jan.sjodin@amd.com>
1920 * tree-vect-analyze.c (vect_analyze_operations): Change
1921 comparison of loop iterations with threshold to less than
1922 or equal to instead of less than. Reduce
1923 min_scalar_loop_bound by one.
1924 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1925 Change prologue and epilogue iterations estimate to vf/2,
1926 when unknown at compile-time. Change versioning guard
1927 cost to taken_branch_cost. If peeling for alignment is
1928 unknown at compile-time, change peel guard costs to one
1929 taken branch and one not-taken branch per peeled loop.
1930 If peeling for alignment is known but number of scalar loop
1931 iterations is unknown at compile-time, change peel guard
1932 costs to one taken branch per peeled loop. Change the cost
1933 model equation to consider vector iterations as the loop
1934 iterations less the prologue and epilogue iterations.
1935 Change outside vector cost check to less than or equal to
1936 zero instead of equal to zero.
1937 (vect_do_peeling_for_loop_bound): Reduce
1938 min_scalar_loop_bound by one.
1939 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1940 TARG_COND_NOT_TAKEN_BRANCH_COST.
1941 * config/i386/i386.h (processor_costs): Add
1942 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1943 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1944 vec_align_load_cost, vect_unalign_load_cost,
1945 vec_store_cost, cond_taken_branch_cost,
1946 cond_not_taken_branch_cost.
1947 Define macros for x86 costs.
1948 * config/i386/i386.c:
1949 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1950 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1951 scalar_to_vec_cost, vec_align_load_cost,
1952 vect_unalign_load_cost, vec_store_cost,
1953 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1954 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1955 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1956 core2_cost, generic64_cost, generic32_cost): Set to default
1958 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1959 (x86_builtin_vectorization_cost): New.
1961 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1962 Ben Elliston <bje@au.ibm.com>
1964 * dfp.c: Include decimal128Local.h;
1965 (dfp_byte_swap): Remove.
1966 (encode_decimal32, decode_decimal32): Don't handle endianness.
1967 (encode_decimal64, decode_decimal64): Ditto.
1968 (encode_decimal128, decode_decimal128): Ditto.
1969 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1971 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1973 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1974 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1976 2007-09-10 David Daney <ddaney@avtrex.com>
1978 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1980 (memory_barrier): Rewrote as an insn that clobbers memory.
1982 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1984 * config/mips/mips.c (mips_global_pointer): Check
1985 call_really_used_regs instead of call_used_regs.
1986 (mips_save_reg_p): Likewise. Save all call-saved registers
1987 if current_function_saves_all_registers. Fix indentation.
1988 No longer treat $18 as a special case.
1989 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1991 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1993 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1994 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1995 the introductory comment.
1996 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1997 (override_options): Don't test for it.
1998 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1999 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
2000 * config/mips/vr.h: As for config/mips/sde.h.
2002 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2003 Revital Eres <eres@il.ibm.com>
2005 * target.h (struct gcc_target.sched): New field: sms_res_mii.
2006 (struct ddg): Define.
2007 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
2008 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
2009 * config/spu/spu.c: Include ddg.h.
2010 (TARGET_SCHED_SMS_RES_MII): Define.
2011 (spu_sms_res_mii): New function to calculate mii.
2012 * modulo-sched (res_MII): Use it.
2013 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
2015 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2017 * config/s390/s390.c (s390_dump_pool): Create copy of constant
2018 pool entries since they might hold values that must not be shared.
2020 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
2023 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
2024 Use 'N' operand constraint for op2.
2025 (lshr<mode>3): Ditto.
2026 (ashl<mode>3): Ditto.
2027 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
2028 (vec_shr_<mode>): Ditto.
2029 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
2030 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
2032 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2034 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
2035 Change mode macro in the last real_2expN parameter to uppercase.
2037 2007-09-10 Michael Matz <matz@suse.de>
2039 * tree-pass.h (pass_cselim): Declare new pass.
2040 * passes.c (init_optimization_passes): Link in pass_cselim.
2041 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
2042 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
2043 cond_store_replacement.
2044 (condstoretemp): New static variable.
2045 (cond_store_replacement): New function.
2046 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
2047 tree_ssa_phiopt_worker.
2048 (struct name_to_bb): New.
2049 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
2050 nt_init_block, nt_fini_block): New static functions.
2051 (seen_ssa_names, nontrap_set): New static variables.
2052 (gate_cselim, pass_cselim): Define new pass.
2053 * common.opt (ftree-cselim): New flag.
2054 * toplev.c (process_options): Set flag_tree_cselim if required.
2056 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
2058 * simplify-rtx.c (simplify_relational_operation_1): For recent
2059 canonicalization, don't recurse if op1 equals both PLUS arguments.
2061 2007-09-09 David Daney <ddaney@avtrex.com>
2063 * optabs.c (expand_sync_operation): Use plus insn if minus
2065 (expand_sync_fetch_operation): Ditto.
2067 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2069 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
2071 (*floatsisf2_sse_vector): Likewise.
2073 2007-09-09 Krister Walfridsson <cato@df.lth.se>
2075 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2077 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2079 * config/i386/i386.h (ix86_tune_indices): Rename
2080 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
2081 (TARGET_USE_VECTOR_CONVERTS): Updated.
2082 * config/i386/i386.c: Likewise.
2084 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
2085 Nigel Stephens <nigel@mips.com>
2087 * doc/invoke.texi (Overall Options): Add .sx file extension
2088 as a synonym for .S.
2089 * cppspec.c (known_suffixes): Likewise.
2090 * gcc.c (default_compilers): Likewise.
2092 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
2095 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
2096 * simplify-rtx.c (simplify_relational_operation_1): Add the
2097 canonicalization from i386.h.
2098 * doc/md.texi (Canonicalization of Instructions): Document it.
2100 2007-09-09 Jan Hubicka <jh@suse.cz>
2101 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2103 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
2104 (TARGET_USE_VECTOR_CONVERTS): New.
2105 * i386.md: New post-reload splitters for converting SF to DF and DF to
2107 (floatsi* expander): Special case vector conversions.
2108 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
2109 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
2110 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
2111 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2112 Disable when doing vector converts.
2113 (floatsi<mode>2_i387): Disable when
2114 * sse.md (vec_dupv2df): Export.
2115 * i386.c (ix86_tune_features): Enable SSE conversions.
2117 2007-09-09 Richard Guenther <rguenther@suse.de>
2119 * tree-ssa-operands.c (add_virtual_operand): Only mark
2120 stores as has_volatile_ops if alias information is not available.
2122 2007-09-09 Revital Eres <eres@il.ibm.com>
2124 * doc/contrib.texi: Add myself.
2126 2007-09-09 Ira Rosen <irar@il.ibm.com>
2128 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2129 stmt_vinfo_set_outside_of_loop_cost): New functions.
2130 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2131 (vect_model_simple_cost): Call
2132 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2133 field instead of calling vect_get_cost_fields.
2134 (vect_model_store_cost, vect_model_load_cost): Likewise.
2136 2007-09-09 Revital Eres <eres@il.ibm.com>
2138 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2139 declaration to bdesc_paired_preds variable.
2140 (paired_expand_builtin): Likewise.
2142 2007-09-09 Revital Eres <eres@il.ibm.com>
2144 * dbgcnt.def (sms_sched_loop): New counter.
2145 * modulo-sched.c: Use sms_sched_loop instead of
2146 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2147 perform swing modulo scheduling on. Include dbgcnt.h.
2148 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2149 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2151 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2153 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2154 Substitute all uses with ...
2155 (MODEF): New mode iterator.
2157 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2158 from pre-regalloc define_insn_and_split splitter pattern.
2159 (*fix_trunc<mode>_i387_1): Ditto.
2160 (*fistdi2_1): Ditto.
2161 (*fist<mode>2_1): Ditto.
2162 (frndintxf2_floor): Ditto.
2163 (*fist<mode>2_floor_1): Ditto.
2164 (frndintxf2_ceil): Ditto.
2165 (*fist<mode>2_ceil_1): Ditto.
2166 (frndintxf2_trunc): Ditto.
2167 (frndintxf2_mask_pm): Ditto.
2169 (prologue): Use (const_int 0) as never generated filler insn.
2171 (sibcall_epilogue): Ditto.
2172 (eh_return_si): Ditto.
2173 (eh_return_di): Ditto.
2175 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
2176 using MODEF mode iterator.
2177 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
2178 using MODEF mode iterator.
2179 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
2180 using MODEF mode iterator.
2181 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
2182 Macroize expander using MODEF mode iterator.
2184 (zero_extendsidi2): Remove operand constraints from expander.
2185 (smuldi3_highpart): Ditto.
2186 (indirect_jump): Ditto.
2189 * config/i386/sse.md (storentv4sf): Ditto.
2190 (storentv2df): Ditto.
2191 (storentv2di): Ditto.
2193 (sse2_cvtpd2ps): Ditto.
2194 (vec_interleave_highv16qi): Ditto.
2195 (vec_interleave_lowv16qi): Ditto.
2196 (vec_interleave_highv8hi): Ditto.
2197 (vec_interleave_lowv8hi): Ditto.
2198 (vec_interleave_highv4si): Ditto.
2199 (vec_interleave_lowv4si): Ditto.
2200 (vec_interleave_highv2di): Ditto.
2201 (vec_interleave_lowv2di): Ditto.
2202 (sse2_maskmovdqu): Ditto.
2203 * config/i386/mmx.md (mmx_maskmovq): Ditto.
2205 2007-09-09 Ira Rosen <irar@il.ibm.com>
2207 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
2208 (struct _slp_tree, struct _slp_instance): Define new data structures
2209 along macros for their access.
2210 (struct _loop_vec_info): Define new fields: strided_stores,
2211 slp_instances, and slp_unrolling_factor along macros for their access.
2212 (enum slp_vect_type): New.
2213 (struct _stmt_vec_info): Define new field, slp_type, and macros for
2215 (STMT_VINFO_STRIDED_ACCESS): New macro.
2216 (vect_free_slp_tree): Declare.
2217 (vectorizable_load): Add an argument of type slp_tree.
2218 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
2219 vectorizable_assignment): Likewise.
2220 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2221 Declare (make extern).
2222 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2223 (new_loop_vec_info): Likewise.
2224 (destroy_loop_vec_info): Free memory allocated for SLP structures.
2225 * tree-vect-analyze.c: Include recog.h.
2226 (vect_update_slp_costs_according_to_vf): New.
2227 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
2228 functions. For not pure SLP stmts with strided access check that the
2229 group size is power of 2. Update the vectorization factor according to
2230 SLP. Call vect_update_slp_costs_according_to_vf.
2231 (vect_analyze_group_access): New.
2232 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
2233 (vect_free_slp_tree): New functions.
2234 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
2235 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
2236 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
2237 vect_detect_hybrid_slp): Likewise.
2238 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
2239 and vect_detect_hybrid_slp.
2240 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
2241 SLP costs into account.
2242 (vect_get_cost_fields): New function.
2243 (vect_model_simple_cost): Make extern, add SLP parameter and handle
2245 (vect_model_store_cost, vect_model_load_cost): Likewise.
2246 (vect_get_constant_vectors): New function.
2247 (vect_get_slp_vect_defs, vect_get_slp_defs,
2248 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
2249 vect_get_vec_defs): Likewise.
2250 (vectorizable_reduction): Don't handle SLP for now.
2251 (vectorizable_call): Don't handle SLP for now. Add argument to
2252 vect_model_simple_cost.
2253 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
2254 get SLPed and vectorized defs). Fix indentation and spacing.
2255 (vectorizable_assignment): Handle SLP.
2256 (vectorizable_induction): Don't handle SLP for now.
2257 (vectorizable_operation): Likewise.
2258 (vectorizable_type_demotion): Add argument to
2259 vect_model_simple_cost.
2260 (vectorizable_type_promotion): Likewise.
2261 (vectorizable_store, vectorizable_load): Handle SLP.
2262 (vectorizable_condition): Don't handle SLP for now.
2263 (vect_transform_stmt): Add a new argument for SLP. Check that there is
2264 no SLP transformation required for unsupported cases. Add SLP
2265 argument for supported cases.
2266 (vect_remove_stores): New function.
2267 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
2268 (vect_transform_loop): Schedule SLP instances.
2269 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
2271 2007-09-09 Andrew Haley <aph@redhat.com>
2273 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
2276 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
2278 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
2279 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
2280 Similar for what label_refs can go in the JUMP_TARGET field. Split
2281 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
2282 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
2283 REG_LABEL when replacing an operand with a LABEL_REF for a
2285 (subst_reloads): When replacing a LABEL_REG with a register,
2286 instead of generating a REG_LABEL note, assert that there already
2287 is one or that the label is a known target for the insn.
2288 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
2289 note, check the JUMP_LABEL field. Remove "else" after return.
2290 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
2291 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
2292 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
2293 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
2294 insns. Iterate over all notes; don't assume there's only one.
2295 * cse.c (recorded_label_ref): Adjust comment to refer to
2297 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
2298 insns, not just NONJUMP_INSN_P.
2299 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
2300 isn't a jump target.
2301 * jump.c (rebuild_jump_labels): Adjust head comment.
2302 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
2303 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
2304 (mark_all_labels): For JUMP_P insns without a target, check if the
2305 the target is noted on the previous nonjump insn.
2306 (mark_jump_label_1): New function, guts from mark_jump_label.
2307 <case IF_THEN_ELSE>: Handle first operand as a non-target when
2308 marking jump target labels.
2309 <case LABEL_REF>: Adjust for whether to generate a
2310 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
2311 For 'E' format rtl, iterate in descending element order.
2312 (delete_related_insns): Handle both REG_LABEL_TARGET and
2313 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
2314 reference count, delete and fallthrough. Move finding-next-
2315 non-deleted insn last in the function. Look at all INSN_P insns
2316 for REG_LABEL_OPERAND notes.
2317 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
2319 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2320 JUMP_LABEL, output the INSN_UID of it.
2321 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2322 and/or REG_LABEL_TARGET.
2323 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2324 with jump.c copy by only adding notes for labels actually
2325 referenced in the insn.
2326 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2327 usage count increment; handle all INSN_P trial insns.
2328 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2330 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2331 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2332 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2334 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2335 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2336 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2337 on all INSN_P insns.
2338 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2339 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2340 REG_LABEL_OPERAND notes.
2341 * reload1.c (calculate_needs_all_insns): Adjust comments.
2342 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2343 * config/alpha/alpha.md (split for load of an address into a
2344 four-insn sequence on Unicos/Mk): Adjust to use
2346 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2348 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2351 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2352 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2353 FOR_BB_INSNS_SAFE instead of for loop.
2354 * cse.c (cse_extended_basic_block): Likewise.
2355 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2356 that the for loop does not invoke NEXT_INSN on a deleted insn.
2357 * function.c (instantiate_virtual_regs): Likewise.
2358 * lower-subreg.c (remove_retval_note): Likewise.
2359 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2361 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2363 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2364 insn, if it's a jump.
2365 (try_redirect_by_replacing_jump): New variable jump_p. Call
2366 tablejump_p before delete_insn_chain.
2367 * reload1.c (reload): New variable next. Make sure that the for
2368 loop does not invoke NEXT_INSN on a deleted insn.
2369 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2370 (delete_output_reload): New variable prev. Make sure the the for
2371 loops do not invoke PREV_INSN on a deleted insn.
2373 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2375 * pa/constraints.md: Remove 'X' from unused letters comment.
2377 2007-09-08 Richard Guenther <rguenther@suse.de>
2379 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2380 computed check stmt_ann->references_memory instead of counting
2383 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2385 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2386 validate_change() in one more case.
2388 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2390 PR tree-optimization/32283
2391 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2392 estimated_loop_iterations.
2393 (determine_use_iv_cost_condition): Decrease cost of expressions
2394 used in iv elimination.
2396 2007-09-08 Richard Guenther <rguenther@suse.de>
2398 * tree-cfg.c (verify_gimple_expr): Avoid building new
2399 pointer types, use TYPE_POINTER_TO if available instead.
2401 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2404 PR rtl-optimization/26449
2405 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2406 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2408 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2409 define_expand. Split insn in split1 pass.
2412 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2414 PR tree-optimization/33301
2415 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2418 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2420 PR tree-optimization/32183
2421 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2423 * tree-ssa-reassoc.c: Include cfgloop.h.
2424 (is_reassociable_op): Add a loop argument and return true only
2426 (linearize_expr): Updated.
2427 (should_break_up_subtract): Likewise.
2428 (linearize_expr_tree): Likewise.
2429 (init_reassoc): Call loop_optimizer_init with
2430 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2431 with CDI_DOMINATORS.
2432 (fini_reassoc): Call loop_optimizer_finalize.
2434 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2436 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2437 if there is no i-cache.
2439 2007-09-07 Richard Guenther <rguenther@suse.de>
2442 2007-09-06 Richard Guenther <rguenther@suse.de>
2444 PR tree-optimization/32586
2445 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2446 folding if nothing changed.
2447 (simplify_unary_expression): New function. Do tree combining
2448 on conversion like codes.
2449 (try_to_simplify): Call it.
2451 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2454 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2455 (__gthread_active,__gthread_start, __gthread_active_init): New.
2456 * gthr-posix95.h: Likewise.
2458 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2460 * function.h (struct function): Rename calls_unwind_init
2461 to saves_all_registers.
2462 (current_function_saves_all_registers): Renamed from
2463 current_function_calls_unwind_init.
2464 * reload1.c (reload): Set current_function_saves_all_registers.
2465 * except.c (expand_builtin_unwind_init): Likewise.
2466 * config/m68k/m68k.c (m68k_save_reg): Use
2467 current_function_saves_all_registers to save pic register.
2469 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2471 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2472 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2474 Reapply reverted changes:
2476 2007-09-06 Jan Hubicka <jh@suse.cz>
2478 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
2481 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2483 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2484 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2486 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2488 * optabs.c (expand_float): Convert unsigned integer as signed only
2489 if it provides sufficient accuracy; add mode argument to real_2expN.
2490 (expand_fix): Fix comment typos; extend binary float into mode
2491 wider than destination for converion to unsigned integer; add mode
2492 argument to real_2expN.
2493 * real.c (real_2expN): Add mode argument to special-case decimal
2495 * real.h (real_2expN): Ditto.
2496 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2498 (fixed_from_string): Ditto.
2499 (fixed_to_decimal): Ditto.
2500 (fixed_convert_from_real): Ditto.
2501 (real_convert_from_fixed): Ditto.
2502 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2503 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2504 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2505 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2507 2007-09-07 Diego Novillo <dnovillo@google.com>
2509 * tree-flow.h (const_block_stmt_iterator): Remove.
2510 Update all users to use block_stmt_iterator.
2511 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2512 Update all users to use tree_stmt_iterator.
2514 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2516 * config/mips/mips.c (mips_set_current_function): Temporarily
2517 make this a no-op to fix bootstrap errors, pending rewrite.
2519 2007-09-07 Jan Hubicka <jh@suse.cz>
2521 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2524 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2526 PR tree-optimization/33299
2527 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2528 uses for all relevant loop-exit phis, not just the first.
2530 2007-09-07 Richard Guenther <rguenther@suse.de>
2533 * tree-ssa-operands.c (access_can_touch_variable): An access
2534 of the form (*p)[0] can touch a variable of same size.
2536 2007-09-07 Jan Hubicka <jh@suse.cz>
2538 * passes.c (init_optimization_passes): Add simple dce and addressable
2540 * tree-ssa.c (execute_update_addresses_taken): New function.
2541 (pass_update_address_taken): New.
2542 * tree-ssa-dse.c (execute_simple_dse): New function.
2543 (pass_simple_dse): New.
2544 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2546 2007-09-07 Tobias Burnus <burnus@net-b.de>
2549 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2551 2007-09-07 Richard Guenther <rguenther@suse.de>
2554 2007-09-06 Richard Guenther <rguenther@suse.de>
2556 PR tree-optimization/32586
2557 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2558 folding if nothing changed.
2559 (simplify_unary_expression): New function. Do tree combining
2560 on conversion like codes.
2561 (try_to_simplify): Call it.
2563 2007-09-07 Richard Guenther <rguenther@suse.de>
2564 Uros Bizjak <ubizjak@gmail.com>
2566 PR tree-optimization/32821
2567 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2568 NULL in the call to set_bb_stmt_list.
2570 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2572 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2573 float calls here, rather than leaving some to the caller.
2574 Use call_internal_direct and call_value_internal_direct.
2575 * config/mips/mips.md (call_internal_direct): New pattern.
2576 (call_value_internal_direct): Likewise.
2578 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2580 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2581 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2583 (override_options): Set mips_base_move_loop_invariants.
2585 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2587 * config/mips/mips.opt (mcode-readable=): Move to keep list
2590 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2592 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2593 and -mgpopt options. Adjust the -G documentation to match.
2594 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2595 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2596 function, split out from mips_classify_symbol. Return false for
2597 !TARGET_LOCAL_SDATA.
2598 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2599 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2600 (override_options): Check whether the -mgpopt setting is consistent
2601 with the other flags.
2602 (symbolic_expression_p): Delete.
2603 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2604 and default_elf_select_rtx_section.
2605 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2606 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2607 external data and TARGET_EXTERN_SDATA.
2609 2007-09-07 Tobias Burnus <burnus@net-b.de>
2612 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2614 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2616 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2617 FOR_BB_INSNS_SAFE instead of for loop.
2618 * cse.c (cse_extended_basic_block): Likewise.
2619 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2620 that the for loop does not invoke NEXT_INSN on a deleted insn.
2621 * function.c (instantiate_virtual_regs): Likewise.
2622 * lower-subreg.c (remove_retval_note): Likewise.
2623 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2625 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2627 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2628 insn, if it's a jump.
2629 (try_redirect_by_replacing_jump): New variable jump_p. Call
2630 tablejump_p before delete_insn_chain.
2631 * reload1.c (reload): New variable next. Make sure that the for
2632 loop does not invoke NEXT_INSN on a deleted insn.
2633 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2634 (delete_output_reload): New variable prev. Make sure the the for
2635 loops do not invoke PREV_INSN on a deleted insn.
2637 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2639 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2640 * cgraph.h (rebuild_cgraph_edges): Declare.
2641 * tree-pass.h (pass_expand_omp_ssa): New.
2642 * omp-low.c (find_omp_clause): Export.
2643 (copy_var_decl): Split from omp_copy_decl_2.
2644 (build_omp_barrier): Return the call to emit instead of emitting
2646 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2648 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2649 expand_omp_for_generic, expand_omp_for_static_nochunk,
2650 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2651 Adapted to work on SSA form.
2652 (execute_expand_omp): Do not invalidate dominance information.
2653 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2654 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2655 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2657 (force_gimple_operand): Allow gimplifying code expressions without
2659 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2660 * common.opt (fopenmp-ssa): New.
2661 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2662 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2663 * tree-cfg.c: Include tree-inline.h.
2664 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2665 (replace_by_duplicate_decl, replace_ssa_name,
2666 mark_virtual_ops_in_region): New functions.
2667 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2668 to work on SSA form.
2669 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2670 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2673 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2675 * tree-loop-linear.c: Include obstack.h.
2676 (linear_transform_loops): New obstack lambda_obstack.
2677 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2678 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2679 and free afterwards.
2680 * lambda.h (struct obstack): New forward declaration.
2681 (lambda_linear_expression_new): New parameter of type struct
2683 (lambda_loopnest_new): Likewise.
2684 (lambda_loopnest_transform): Likewise.
2685 (lambda_body_vector_new): Likewise.
2686 (lambda_body_vector_compute_new): Likewise.
2687 (gcc_loopnest_to_lambda_loopnest): Likewise.
2688 (lambda_loopnest_to_gcc_loopnest): Likewise.
2689 * lambda-code.c: Include obstack.h.
2690 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2692 (lambda_body_vector_new): Likewise.
2693 (lambda_linear_expression_new): Likewise.
2694 (lambda_lattice_new): Likewise.
2695 (lambda_loopnest_new): Likewise. Additionally use obstack to
2696 allocate LN_LOOPS(ret).
2697 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2698 it to lambda_lattice_new.
2699 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2700 Pass it to lambda_body_vector_new.
2701 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2702 it to lambda_lattice_new.
2703 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2704 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2705 (lambda_compute_target_space): Likewise.
2706 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2707 Pass it to lambda_lattice_compute_base and
2708 compute_nest_using_fourieer_motzkin.
2709 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2710 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2711 and lambda_lattice_compute_target_space.
2712 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2713 Pass it to lambda_linear_expression_new.
2714 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2715 to gcc_tree_to_linear_expression.
2716 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2717 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2718 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2719 Pass it to lambda_body_vector_new and
2720 lambda_body_vector_compute_new.
2721 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2722 (lambda-code.o): Likewise.
2724 2007-09-06 Chao-ying Fu <fu@mips.com>
2726 * ginclude/stdfix.h: New file.
2727 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2728 (convert.o): Add dependence on fixed-value.h.
2729 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2730 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2731 to define fixed-point constants.
2732 (c_cpp_builtins): Define fixed-point constants.
2733 * convert.c (fixed-value.h): New include.
2734 (convert_to_real): Update comment to include fixed-point.
2735 Support FIXED_POINT_TYPE.
2736 (convert_to_integer): Update comment to include fixed-point.
2737 Support FIXED_POINT_TYPE.
2738 (convert_to_complex): Support FIXED_POINT_TYPE.
2739 (convert_to_fixed): New function.
2740 * convert.h (convert_to_fixed): Declare.
2741 * genopinit.c: Add comment about $Q for only fixed-point modes.
2742 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2743 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2744 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2745 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2746 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2747 usneg_optab for fixed-point modes.
2748 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2750 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2751 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2752 unsigned saturation optabs, when type is saturating.
2753 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2754 (expand_fixed_convert): New function.
2755 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2756 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2757 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2758 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2759 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2760 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2762 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2763 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2764 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2765 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2766 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2768 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2769 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2770 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2771 fractuns, satfractuns.
2772 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2773 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2774 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2775 OTI_ssmsub_widen, OTI_usmsub_widen.
2776 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2777 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2778 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2779 umsub_widen_optab, usmsub_widen_optab): Define.
2780 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2782 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2784 (expand_fixed_convert): Declare.
2785 * expr.c (convert_move): Support the move of fixed-point modes.
2786 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2787 (categorize_ctor_elements_1): Handle FIXED_CST.
2788 (count_type_elements): Handle FIXED_POINT_TYPE.
2789 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2790 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2792 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2793 multiply and add/subtract for fixed-point types.
2794 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2795 mode, we jump to binop directly.
2796 Support FIXED_CONVERT_EXPR.
2797 (do_store_flag): Check FIXED_CST to put a constant second.
2798 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2799 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2800 (const_vector_from_tree): Support FIXED_CST.
2801 * doc/extend.texi (Fixed-Point): New node.
2802 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2803 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2804 satfract, fractuns, satfractuns): Document them.
2806 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2808 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2809 addresses into I registers.
2811 2007-09-06 Jan Hubicka <jh@suse.cz>
2812 Andreas Tobler <a.tobler@schweiz.org>
2814 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2816 (machopic_legitimize_pic_address): Likewise.
2818 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2819 Jan Hubicka <jh@suse.cz>
2821 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2822 instead of ufloat_optab->handlers directly.
2823 (floatdidf2): Likewise.
2825 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2827 * config/mips/mips.c: Include diagnostic.h.
2828 (mips_set_current_function): Check errorcount and sorrycount
2829 before generating RTL.
2831 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2834 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2835 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2836 (print_operand_reloc): Likewise.
2838 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2842 2007-09-06 Jan Hubicka <jh@suse.cz>
2844 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2847 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2849 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2850 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2852 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2854 * optabs.c (expand_float): Convert unsigned integer as signed only
2855 if it provides sufficient accuracy; add mode argument to real_2expN.
2856 (expand_fix): Fix comment typos; extend binary float into mode
2857 wider than destination for converion to unsigned integer; add mode
2858 argument to real_2expN.
2859 * real.c (real_2expN): Add mode argument to special-case decimal
2861 * real.h (real_2expN): Ditto.
2862 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2864 (fixed_from_string): Ditto.
2865 (fixed_to_decimal): Ditto.
2866 (fixed_convert_from_real): Ditto.
2867 (real_convert_from_fixed): Ditto.
2868 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2869 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2870 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2871 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2873 2007-09-06 Tom Tromey <tromey@redhat.com>
2875 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2876 * c-pch.c (c_common_read_pch): Restore current location after
2878 * tree.c (expand_location): Update.
2879 (expr_filename): Changed return type. Unified the two cases.
2880 (expr_lineno): Likewise.
2881 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2883 * toplev.c (line_table): Changed type.
2884 (general_init): Update.
2885 (realloc_for_line_map): New function.
2886 (general_init): Allocate line_table using GC.
2887 * fix-header.c (line_table): Changed type.
2888 (read_scan_file): Update.
2889 (read_scan_file): Update.
2890 * c-ppoutput.c (maybe_print_line): Update.
2891 (print_line): Update.
2892 (cb_line_change): Update.
2893 (cb_define): Update.
2894 (pp_file_change): Update.
2895 * c-opts.c (c_common_init_options): Update.
2896 (finish_options): Update.
2897 (push_command_line_include): Update.
2898 * c-lex.c (cb_line_change): Update.
2899 (cb_def_pragma): Update.
2900 (cb_define): Update.
2902 (c_lex_with_flags): Use cpp_get_token_with_location.
2903 * input.h (line_table): Changed type.
2904 (location_from_locus): New macro.
2905 * tree.h (EXPR_FILENAME): No longer an lvalue.
2906 (EXPR_LINENO): Likewise.
2907 (expr_locus, set_expr_locus): Declare separately for
2908 USE_MAPPED_LOCATION.
2909 (expr_filename, expr_lineno): Changed return type.
2910 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2911 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2912 (expand_gimple_basic_block): Likewise.
2913 * final.c (final_scan_insn): Use expanded_location.
2915 2007-09-06 Richard Guenther <rguenther@suse.de>
2917 PR tree-optimization/32586
2918 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2919 folding if nothing changed.
2920 (simplify_unary_expression): New function. Do tree combining
2921 on conversion like codes.
2922 (try_to_simplify): Call it.
2923 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2924 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2926 2007-09-06 Jan Hubicka <jh@suse.cz>
2929 * cse.c (fold_rtx): Avoid invalid sharing.
2931 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2933 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2934 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2936 2007-09-06 Revital Eres <eres@il.ibm.com>
2938 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2939 Fix offsettable memory reference for 750CL.
2941 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2943 * reload.c (find_reloads_address_1): Try to preserve original
2944 base/index regclass of operands.
2945 * regrename.c (scan_rtx_address): Likewise.
2946 (replace_oldest_value_addr): Likewise.
2948 2007-09-06 Richard Guenther <rguenther@suse.de>
2950 PR tree-optimization/33302
2951 * domwalk.c (walk_dominator_tree): The exit block is
2952 interesting even if it is not reachable.
2954 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2957 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2959 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2961 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2964 2007-09-05 Ian Lance Taylor <iant@google.com>
2966 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2968 (dump_generic_node): Likewise.
2969 * print-rtl.c (print_decl_name): Likewise.
2970 * print-tree.c (print_node_brief): Likewise.
2971 (print_node): Likewise.
2972 * Makefile.in (RTL_BASE_H): Add alias.h.
2975 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2977 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2979 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2980 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2982 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2984 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2985 (tm_defines): Define UCLIBC_DEFAULT to 1.
2986 (extra_options): Add linux.opt.
2987 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2988 (CRT_CALL_STATIC_FUNCTION): Likewise.
2989 (NO_IMPLICIT_EXTERN_C): Likewise.
2990 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2991 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2992 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2993 (ENDFILE_SPEC): Don't define.
2994 (LIB_SPEC): Likewise.
2995 (CRT_CALL_STATIC_FUNCTION): Likewise.
2996 (NO_IMPLICIT_EXTERN_C): Likewise.
2997 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2998 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3000 2007-09-06 Jan Hubicka <jh@suse.cz>
3002 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3005 2007-09-06 Jan Hubicka <jh@suse.cz>
3007 * opts.c (common_handle_option): Enable inlining functions for
3010 2007-09-06 Jakub Jelinek <jakub@redhat.com>
3012 * builtin-attrs.def (ATTR_NONNULL_3): New.
3013 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
3014 ATTR_NOTHROW_NONNULL_##FA.
3015 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
3016 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
3017 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
3018 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
3019 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
3020 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
3021 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
3023 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
3024 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
3025 ATTR_FORMAT_NOTHROW_3_4): Remove.
3026 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
3027 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
3028 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
3029 instead of ATTR_FORMAT_*_*.
3031 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
3033 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
3034 parts re-used for REG_FRAME_RELATED_EXPR.
3036 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3038 * optabs.c (expand_float): Convert unsigned integer as signed only
3039 if it provides sufficient accuracy; add mode argument to real_2expN.
3040 (expand_fix): Fix comment typos; extend binary float into mode
3041 wider than destination for converion to unsigned integer; add mode
3042 argument to real_2expN.
3043 * real.c (real_2expN): Add mode argument to special-case decimal
3045 * real.h (real_2expN): Ditto.
3046 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3048 (fixed_from_string): Ditto.
3049 (fixed_to_decimal): Ditto.
3050 (fixed_convert_from_real): Ditto.
3051 (real_convert_from_fixed): Ditto.
3052 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3053 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3054 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3055 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3057 2007-09-05 Ian Lance Taylor <iant@google.com>
3059 * init-regs.c (initialize_uninitialized_regs): Call
3060 emit_insn_before rather than add_insn_before.
3062 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3064 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
3065 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
3066 * tree-inline.h (copy_body_data): Add call_expr field.
3067 * tree-inline.c (expand_call_inline): Initialize call_expr.
3068 (copy_bb): Append anonymous inline fn arguments to arguments
3069 when inlining a CALL_EXPR_VA_ARG_PACK call.
3070 * builtins.c (expand_builtin): Issue an error if
3071 BUILT_IN_VA_ARG_PACK is seen during expand.
3072 (fold_call_expr, fold_builtin_call_array): Don't fold
3073 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
3074 __builtin_va_arg_pack () call as last argument.
3075 * gimplify.c (gimplify_call_expr): If last argument to a vararg
3076 function is __builtin_va_arg_pack (), decrease number of call
3077 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
3078 * expr.c (expand_expr_real_1): Issue an error if
3079 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
3080 * tree-pretty-print.c (dump_generic_node): Handle printing
3081 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
3082 * doc/extend.texi (__builtin_va_arg_pack): Document.
3084 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
3086 PR tree-optimization/21513
3087 * builtins.c (build_builtin_expect_predicate): New function.
3088 (fold_builtin_expect): Add argument for expected value.
3089 Distribute __builtin_expect over short-circuiting operations.
3090 Fold nested builtin_expects.
3091 (fold_builtin_2): Adjust call to fold_builtin_expect.
3093 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
3096 PR tree-optimization/13756
3097 * doc/invoke.texi (Options That Control Optimization): Document
3100 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
3102 * gcc/config/i386/cpuid.h: New file.
3103 * gcc/config/i386/driver-i386.c: Include cpuid.h.
3104 (describe_cache): Shrink size and line strings to 100 bytes.
3105 (detect_caches_amd): Return "" for unsupported max_ext_level.
3106 Use __cpuid function.
3107 (detect_caches_intel): Return "" for unsupported max_level.
3108 Use __cpuid function.
3109 (host_detect_local_cpu): Change feature flag variables to
3110 unsigned int. Initialize only extended feature flag variables.
3111 Use __get_cpuid_max to determine max supported cpuid level.
3112 Use __cpuid function to determine supported features. Fix
3113 calculation of family id. Remove is_amd and check signature
3114 directly. Check for Geode signature. Handle family 4 id.
3115 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
3116 cpu discovery code to lower part of the function.
3117 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3118 for sub-architecture.
3119 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3120 [PROCESSOR_K8]: Add k8-sse3 architecture.
3121 [PROCESSOR_NOCONA]: Remove.
3122 [PROCESSOR_GENERIC64]: Ditto.
3123 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3124 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3125 to check for SSE and FXSAVE support.
3126 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3127 Add -minline-all-stringops.
3128 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3129 (x86_64-*-*): Ditto.
3131 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3133 * config/bfin/linux-unwind.h: New file.
3134 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3135 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3137 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3139 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3140 * stmt.c: Include alloc-pool.h.
3141 (struct case_node): Remove GTY marker.
3142 (add_case_node): New parameter case_node_pool. Use it for
3144 (expand_case): New allocation pool case_node_pool. Initialize it,
3145 pass to add_case_node and free it.
3147 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3148 David Ung <davidu@mips.com>
3149 Nigel Stephens <nigel@mips.com>
3151 Add mips16/nomips16 function attributes and -mflip-mips16 option
3152 for testing mixed-mode compilation.
3154 * config/mips/mips.opt (mflip-mips16): New.
3156 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3157 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3159 * config/mips/mips.c (mips_base_target_flags): New.
3160 (mips_base_mips16): New.
3161 (mips_base_schedule_insns): New.
3162 (mips_base_reorder_blocks_and_partition): New.
3163 (mips_base_align_loops): New.
3164 (mips_base_align_jumps): New.
3165 (mips_base_align_functions): New.
3166 (mips16_flipper): New.
3167 (mips_attribute_table): Add "mips16" and "nomips16" entries.
3168 (TARGET_SET_CURRENT_FUNCTION): Define.
3169 (mips_mips16_type_p, mips_nomips16_type_p): New.
3170 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
3171 (mips_function_ok_for_sibcall): Make it deal with functions with
3173 (mips_init_split_addresses): New, split out from override_options.
3174 (mips_init_relocs): New, split out from override_options.
3175 (was_mips16_p): New.
3176 (mips_set_mips16_mode): New, split out from override_options.
3177 (mips_set_current_function): New.
3178 (override_options): Add sorry for unsupported mips16/pic
3179 combination. Remove error for mips16/dsp combination. Save
3180 base option settings.
3181 (mips_file_start): Move mips16 mode setting output from here....
3182 (mips_output_function_prologue): ....to here.
3183 (mips_output_mi_thunk): Check for mips16 function.
3184 (build_mips16_function_stub): Don't set .mips16 here.
3185 (build_mips16_call_stub): Likewise.
3186 (mips_expand_builtin): Error in mips16 mode.
3187 (mips_use_mips16_mode_p): New.
3188 (mips_encode_section_info): Check for mips16 function, and set
3189 SYMBOL_REF_FLAGS accordingly.
3191 * doc/extend.texi (Function Attributes): Document new
3192 mips16/nomips16 attributes.
3193 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
3194 (MIPS Options): Document -mflip-mips16.
3196 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3198 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
3199 if we encounter TLS address in MIPS16 mode.
3200 (mips_legitimize_const_move): Check cannot_force_const_mem for
3201 the (const (plus symbol offset)) case; this forces invalid TLS
3202 address in MIPS16 mode to be caught by the above call to sorry.
3203 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
3204 because that now enables emutls, which is not ABI compatible
3205 with native TLS in non-MIPS16 mode.
3207 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3209 Add target hook invoked when cfun changes.
3211 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
3212 * target.h (struct gcc_target): Add set_current_function.
3213 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
3214 (TARGET_INITIALIZER): Add initializer for set_current_function.
3215 * tree.h (push_struct_function): New.
3216 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
3218 (set_cfun): Declare.
3219 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
3221 (push_function_context_to): Use allocate_struct_function
3222 to create null context, not init_dummy_function_start. Use set_cfun.
3223 (pop_function_context_from): Use set_cfun.
3224 (in_dummy_function): New.
3225 (invoke_set_current_function_hook): New.
3227 (push_cfun, pop_cfun): Use set_cfun.
3228 (push_struct_function): New.
3229 (allocate_struct_function): Call invoke_set_current_function_hook
3231 (prepare_function_start): Don't set cfun here. Remove unused
3232 argument; fix all callers.
3233 (init_dummy_function_start): Fiddle with in_dummy_function. Call
3234 push_struct_function.
3235 (init_function_start): Set cfun here.
3236 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
3237 * omp-low.c (create_omp_child_function): Use push_struct_function
3238 and pop_cfun to save/restore state.
3239 (expand_omp_parallel): Remove unused saved_cfun variable.
3240 * cgraphunit.c (ipa_passes): Use set_cfun.
3241 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
3242 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
3243 * matrix-reorg.c (transform_allocation_sites): Likewise.
3244 (matrix_reorg): Use set_cfun.
3245 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
3246 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
3247 assignment to cfun; use set_cfun for the other.
3248 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
3249 (dump_function_to_file): Use push_cfun/pop_cfun here.
3250 * c-decl.c (finish_function): Use set_cfun.
3252 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3254 * regrename.c (rerename_optimize): Use deferred rescanning and
3255 insert explicit calls to rescan insns when changed.
3257 2007-09-05 Jan Hubicka <jh@suse.cz>
3259 * optabs.c (libfunc_entry): Change optab to integer.
3260 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
3261 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
3262 of pointers for hashing.
3264 2007-09-05 Jan Hubicka <jh@suse.cz>
3266 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
3268 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
3269 * see.c (pass_see): Likewise.
3270 * tracer.c (pass_tracer): Likewise.
3271 * postreload-gcse.c (pass_gcse2): Likewise.
3272 * postreload.c (pass_postreload_cse): Likewise.
3273 * mode-switching.c (pass_mode_switching): Likewise.
3274 * modulo-sched.c (pass_sms): Likewise.
3275 * cse.c (cse_insn): Likewise.
3276 * web.c (pass_web): Likweise.
3277 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
3278 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
3279 * loop-init.c (pass_rtl_loop_init): Likewise.
3280 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
3281 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
3282 * global.c (pass_global_alloc): Likewise.
3283 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
3284 pass_if_after_reload): Likewise.
3285 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
3286 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
3287 * regmove.c (pass_regmove): Likewise.
3288 * function.c (pass_thread_prologugues_epilogues): Likewise.
3289 * gcse.c (pass_gcse): Likewise.
3290 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
3291 * lower-subreg.c (pass_lower_subreg2): Likewise.
3292 * bt-load.c (pass_branch_target_load): Likewise.
3293 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3294 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
3295 * combine.c (pass_combine): Likewise.
3296 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
3297 (pass_partition_blocks): Likewise.
3298 * var-tracking.c (pass_variable_track): Likewise.
3299 * reg-stack.c (pass_stack_regs_run): Likewise.
3300 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
3301 * passes.c (pass_postreload): Likewise.
3302 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
3303 * tree-pass.h (TODO_verify_rtl_sharing): New.
3304 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3305 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
3306 TODO_set_props, TODO_df_finish, TODO_df_verify,
3307 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
3309 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3311 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
3312 fold_real_zero_addition_p, reorder_operands_p,
3313 div_if_zero_remainder, fold_undefer_overflow_warnings,
3314 int_binop_types_match_p, fold_convert_const_int_from_int,
3315 fold_convert_const_int_from_real,
3316 fold_convert_const_int_from_fixed,
3317 fold_convert_const_real_from_real,
3318 fold_convert_const_real_from_fixed,
3319 fold_convert_const_fixed_from_fixed,
3320 fold_convert_const_fixed_from_int,
3321 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3322 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3323 debug_fold_checksum, multiple_of_p): Constify.
3324 * tree-flow-inline.h (get_lineno): Likewise.
3325 * tree-flow.h (get_lineno): Likewise.
3326 * tree-object-size.c (compute_object_offset, addr_object_size,
3327 alloc_object_size, pass_through_call): Likewise.
3328 * tree-pretty-print.c (op_symbol, print_call_name,
3329 print_struct_decl, do_niy): Likewise.
3330 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3331 debug_fold_checksum): Likewise.
3333 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3336 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3337 note, remove the associated REG_RETVAL note.
3339 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3341 * config.gcc (powerpc*-*-*): Install
3342 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3343 * config/rs6000/spu2vmx.h: New header.
3344 * config/rs6000/si2vmx.h: New header.
3345 * config/rs6000/vec_types.h: New header.
3347 2007-09-05 Ben Elliston <bje@au.ibm.com>
3349 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3351 2007-09-05 Ben Elliston <bje@au.ibm.com>
3353 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3355 (__stdcx): Make asm volatile.
3356 (__stwcx, __stdcx): Return only 0 or 1.
3358 2007-09-05 Jan Hubicka <jh@suse.cz>
3362 2007-09-04 Jan Hubicka <jh@suse.cz>
3363 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3365 2007-09-04 Richard Guenther <rguenther@suse.de>
3366 * tree-ssa-operands.c (add_virtual_operand): Only mark
3367 stores as has_volatile_ops if alias information is not available.
3369 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3371 * config/rs6000/tramp.asm: Include config.h.
3372 Check __PIC__ or __pic__ macro instead of SHARED.
3374 PR rtl-optimization/32300
3375 * see.c (see_copy_insn): New function.
3376 (see_def_extension_not_merged, see_merge_one_use_extension,
3377 see_merge_one_def_extension): Use it. Avoid changing
3378 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3379 into sequences. Call df_insn_delete on temporary insns
3380 that won't be emitted into the insn stream.
3381 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3382 and run df_process_deferred_rescans () before run_fast_dce.
3384 PR tree-optimization/33017
3385 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3386 recurse for pure or const function calls.
3388 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3390 * c-format.c: Include alloc-pool.h.
3391 (check_format_info_main): New argument fwt_alloc. Use allocation
3392 pool instead of GC. Remove GC deallocation code.
3393 (check_format_arg): Create allocation pool, pass it to
3394 check_format_info_main and free it afterwards.
3395 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3397 2007-09-05 Ben Elliston <bje@au.ibm.com>
3399 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3400 Rename count macro arugment for clarity.
3401 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3402 (__protected_stream_set): Likewise, pass 0.
3404 2007-09-04 Jan Hubicka <jh@suse.cz>
3406 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3408 2007-09-04 Jan Hubicka <jh@suse.cz>
3410 * invoke.texi (-finline-small-functions): Document.
3411 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3412 when deciding what is inlinable.
3413 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3414 (cgraph_decide_inlining_of_small_function): Handle new flags.
3415 (cgraph_decide_inlining_incrementally): Likewise.
3416 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3417 * common.opt (finline-small-functions): New.
3418 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3420 2007-09-04 Richard Guenther <rguenther@suse.de>
3422 * tree-ssa-operands.c (add_virtual_operand): Only mark
3423 stores as has_volatile_ops if alias information is not available.
3425 2007-09-04 Andrew Haley <aph@redhat.com>
3427 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3429 2007-09-04 Andrew Haley <aph@redhat.com>
3431 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3432 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3433 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3435 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3438 * common.opt: Mention ABI version 2 in comment.
3440 2007-09-04 Jan Hubicka <jh@suse.cz>
3442 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3443 (libfunc_entry): New structure.
3444 (libfunc_hash): New hashtable.
3445 (hash_libfunc): New function.
3446 (eq_libfunc): New function.
3447 (convert_optab_libfunc): New function.
3448 (optab_libfunc): New function.
3449 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3450 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3451 expand_float, expand_fix, new_optab, new_convert_optab):
3452 Update for new libfunc API.
3453 (init_libfunc, init_integral_libfuncs,
3454 init_floating_libfuncs, init_interclass_conv_libfuncs
3455 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3456 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3457 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3458 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3459 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3460 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3461 gen_extend_conv_libfunc): New.
3462 (init_one_libfunc): Revamp for hashtables.
3463 (set_conv_libfunc): Likewise.
3464 (init_optabs): Initialize hashtable; use lazy initialization where
3466 * optabs.h (optab_handlers): Move out of GGC.
3467 (optab, convert_optab): Move out of GGC; add lazy gen info.
3468 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3469 (optab_libfunc, convert_optab_libfunc): New.
3470 * builtins.c (expand_builtin_powi): Update for new API.
3471 * expr.c (convert_move): Likewise.
3472 * expmed.c (expand_divmod): Likewise.
3474 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3476 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3477 GOT pointer only if there is a constant pool. Use the allocated space
3480 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3482 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3485 2007-09-04 Revital Eres <eres@il.ibm.com>
3486 Richard Guenther <rguenther@suse.de>
3487 R. Clint Whaley <whaley@cs.utsa.edu>
3489 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3491 * tree-tailcall.c (process_assignment): Use -fassociative-math
3492 when reodering operands of floating-point type.
3493 * fold-const.c (fold_comparison, fold_binary): Use
3494 -fassociative-math and -freciprocal-math instead of
3495 -funsafe-math-optimization flag.
3496 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3497 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3498 -freciprocal-math instead of -funsafe-math-optimizations.
3499 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3500 -fassociative-math when -ffast-math is set.
3501 (set_unsafe_math_optimizations_flags): New Function
3502 to set -freciprocal-math and -fassociative-math when
3503 -funsafe-math-optimizations is set.
3504 (common_handle_option): Call it.
3505 * tree-vectorizer.c (vect_is_simple_reduction): Use
3506 -fassociative-math when doing reduction on floats.
3507 * loop-unroll.c (analyze_insn_to_expand_var): Use
3508 -fassociative-math when expanding an accumulator of type float.
3509 * simplify-rtx.c (simplify_binary_operation_1): Use
3510 -fassociative-math and -freciprocal-math when reordeing operands
3511 of floating-point type.
3512 * combine.c (combine_simplify_rtx): Likewise.
3513 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3515 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3517 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3520 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3522 2007-09-04 Jan Hubicka <jh@suse.cz>
3524 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3526 2007-09-04 Jan Hubicka <jh@suse.cz>
3528 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3529 and corresponding MATCH_DUP.
3531 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3534 * combine.c (subst): Do not try to simplify X if it represents load
3535 of FP constant from the constant pool via float extension.
3537 2007-09-04 Ben Elliston <bje@au.ibm.com>
3539 * c-opts.c: Include "tm_p.h".
3540 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3542 2007-09-04 Richard Guenther <rguenther@suse.de>
3544 PR tree-optimization/33291
3545 * tree-pretty-print.c (dump_generic_node): Dump all
3546 qualifiers for pointer types, not only first. Dump
3547 qualifiers for aggregate types as well.
3548 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3549 use the canonical type for building ARRAY_REFs.
3550 * gimplify.c (canonicalize_addr_expr): Clean up. The
3551 correct validness check is compatibility of the pointer
3552 types. Always use the canonical type for building
3553 ARRAY_REFs and ADDR_EXPRs.
3554 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3555 change that disabled propagation of ADDR_EXPRs into statements
3558 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3560 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3561 (umulsi3_highpart): Make into expanders; existing insns are
3562 now named *[insn]_nov6. Add stars to existing [insn]_v6
3563 counterparts' names.
3565 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3567 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3568 (unprotoize.o): Remove SHLIB_MULTILIB.
3570 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3572 * doc/extend.texi: Document progmem attribute for AVR.
3574 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3577 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3579 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3581 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3584 * optabs.c: Remove unnecessary forward declarations.
3585 (expand_unop_direct): New, broken out of expand_unop.
3586 (expand_doubleword_clz): New.
3587 (expand_ctz): Move above expand_ffs. Use
3588 start_sequence, end_sequence, add_equal_note, and
3589 expand_unop_direct. Add more commentary.
3590 (expand_ffs): Try both ctz optab and expand_ctz.
3591 Generate a test and branch if the hardware doesn't give us
3592 a useful value for input zero. Style improvements similar to
3595 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3597 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3599 * config.gcc: Delete stanza for arm-semi-aof and
3600 armel-semi-aof targets.
3601 * config/arm/arm-protos.h
3603 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3604 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3605 delete aof_pic_label and remove mention of AOF in comments.
3606 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3608 * config/arm/semiaof.h
3609 * config/arm/t-semi: Delete file.
3611 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3613 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3614 CONST_CAST_BB): New macros for type-specific casts.
3615 (CONST_CAST): Add a TYPE parameter and define it in terms of
3618 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3619 * c-lex.c (cb_ident, lex_string): Likewise,
3620 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3621 * config/i386/i386.c (ix86_function_regparm,
3622 ix86_function_sseregparm): Use CONST_CAST_TREE.
3623 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3625 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3626 give_switch, set_multilib_dir): Likewise,
3627 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3628 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3629 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3630 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3631 * prefix.c (update_path): Likewise,
3632 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3633 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3634 * tree-cfg.c (tree_can_merge_blocks_p,
3635 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3636 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3637 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3638 (attribute_list_contained): Use CONST_CAST_TREE.
3640 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3642 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3644 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3647 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3648 before forcing them into a register.
3650 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3652 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3653 rather than define_code_macro.
3655 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3657 * gcc.c (xputenv): New function.
3658 (putenv_from_prefixes): Use xputenv instead of putenv.
3659 (process_command): Use xputenv instead of putenv.
3660 (set_collect_gcc_options): Use xputenv instead of putenv.
3661 (main): Use xputenv instead of putenv.
3663 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3665 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3666 availability of swap instruction.
3667 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3669 2007-09-03 Revital Eres <eres@il.ibm.com>
3671 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3674 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3675 Ayal Zaks <zaks@il.ibm.com>
3676 Revital Eres <eres@il.ibm.com>
3678 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3679 compute_split_row): New functions.
3680 (ps_unschedule_node): Remove.
3681 (normalize_sched_times): Iterate over the already scheduled
3682 insns instead of the number of nodes.
3683 (MAX_SPLIT_NUM): New definition.
3684 (sms_schedule_by_order): Change the scheduling heuristic to
3685 avoid useless increases of initiation interval ii.
3686 (get_sched_window): Add dump printouts.
3688 2007-09-02 David Daney <ddaney@avtrex.com>
3690 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3691 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3692 (optab, insn): Add more attributes.
3693 (fetchop_bit): New code macro.
3694 (immediate_insn): New code macro attribute.
3695 (sync): Change condition to ISA_HAS_SYNC.
3696 (rdhwr): Change predicate for operand 0 to register_operand.
3697 (memory_barrier): New expand.
3698 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3699 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3700 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3701 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3702 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3703 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3704 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3705 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3706 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3708 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3709 Hans-Peter Nilsson <hp@axis.com>
3711 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3712 Defined to describe availability and behavior of CLZ.
3713 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3714 * config/cris/cris.opt: Tweak comment for "-metrax4".
3715 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3716 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3717 (count_leading_zeros): Define.
3719 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3721 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3723 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3726 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3729 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3731 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3732 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3733 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3734 sched-deps.c, sched-int.h, system.h, target.h,
3735 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3736 tree.def: Fix comment typos.
3738 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3740 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3741 (override_options): Turn on -mstrict-align on non-ColdFire
3743 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3745 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3747 * c-common.c (const_strip_array_types): Delete.
3748 * c-common.h (const_strip_array_types): Likewise.
3749 * emit-rtl.c (const_next_insn, const_previous_insn,
3750 const_next_nonnote_insn, const_prev_nonnote_insn,
3751 const_next_real_insn, const_prev_real_insn,
3752 const_next_active_insn, const_prev_active_insn, const_next_label,
3753 const_prev_label): Delete.
3754 * gimple-low.c (block_may_fallthru): Use expr_last.
3755 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3756 * rtl.h (const_previous_insn, const_next_insn,
3757 const_prev_nonnote_insn, const_next_nonnote_insn,
3758 const_prev_real_insn, const_next_real_insn,
3759 const_prev_active_insn, const_next_active_insn, const_prev_label,
3760 const_next_label): Delete.
3761 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3762 * system.h (CONST_CAST): Update comment.
3763 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3764 (const_first_stmt, const_last_stmt): Delete.
3765 (tree_block_ends_with_condjump_p): Use last_stmt.
3766 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3767 * tree-iterator.c (const_expr_first, const_expr_last,
3768 const_expr_only): Delete.
3769 * tree.c (const_lookup_attribute): Likewise.
3770 (attribute_list_contained): Use lookup_attribute.
3771 * tree.h (const_lookup_attribute, const_expr_first,
3772 const_expr_last, const_expr_only): Delete.
3774 2007-09-01 Richard Guenther <rguenther@suse.de>
3776 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3777 instead of TREE_THIS_VOLATILE.
3778 * tree-ssa-operands.c (add_virtual_operand): Do not set
3779 has_volatile_ops. Do not check s_ann for NULL.
3780 (get_indirect_ref_operands): Likewise.
3781 (get_expr_operands): Likewise. For all reference trees
3782 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3783 check base of reference for TREE_THIS_VOLATILE.
3785 2007-09-01 Richard Guenther <rguenther@suse.de>
3787 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3788 between integral types. Also allow conversions between
3791 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3793 * optabs.c (prepare_float_lib_cmp): Use
3794 libgcc_cmp_return_mode instead of word_mode.
3795 * config/dfp-bit.h: Likewise.
3796 * config/fp-bit.h: Likewise.
3797 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3799 (spu_libgcc_shift_count_mode): New function.
3800 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3801 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3803 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3805 * tree-pretty-print.c: Include output.h.
3806 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3807 HOST_WIDE_INT_PRINT_DEC.
3808 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3810 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3812 PR rtl-optimization/33224
3813 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3814 to the analysed region.
3816 2007-08-31 Richard Guenther <rguenther@suse.de>
3818 * function.c (allocate_struct_function): Do not set
3819 current_function_returns_pointer.
3820 * function.h (struct var_refs_queue): Remove.
3821 (struct simple_obstack_stack): Likewise.
3822 (struct function): Remove fixup_var_refs_queue member.
3823 Remove returns_pointer flag.
3824 (current_function_returns_pointer): Remove define.
3826 2007-08-31 Nick Clifton <nickc@redhat.com>
3828 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3829 secondary keys in order to obtain a stable sort.
3831 2007-08-31 Nick Clifton <nickc@redhat.com>
3834 * config/m32r/constraints.md: Add W constraint for integer zero.
3835 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3836 Fix length calculation by using alternatives.
3838 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3840 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3841 split out from expand_binop.
3842 (avoid_expensive_constant): New function.
3843 (expand_binop_directly): Remove commutative_op argument and
3844 (expand_binop_directly): Remove commutative_op argument and
3845 call cummutative_optab_p instead. Do not change op0 or op1
3846 when swapping xop0 and xop1. Apply avoid_expensive_constant
3847 to each argument after potential swapping. Enforce the
3848 canonical order of commutative operands.
3849 (expand_binop): Use shift_optab_p and commutative_optab_p.
3850 Update the calls to expand_binop_directly. Only force constants
3851 into registers when widening an operation. Only swap operands
3852 once a direct expansion has been rejected.
3853 (expand_twoval_binop): Only force constants into registers when
3854 using a direct expansion.
3856 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3858 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3859 (sched_analyze_insn): Don't postprocess speculative dependencies when
3860 target has no scheduling.
3861 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3862 'uninitialized' warning.
3864 2007-08-31 Richard Guenther <rguenther@suse.de>
3866 * tree.c (build_complex_type): Always set TYPE_NAME for
3869 2007-08-31 Olivier Hainque <hainque@adacore.com>
3871 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3872 internal macro. Default alignment factor for csect directives, chosen
3873 to match what BIGGEST_ALIGNMENT allows.
3874 (DATA_SECTION_ASM_OP): Use it.
3875 * config/rs6000/rs6000.c
3876 (rs6000_xcoff_output_readonly_section_asm_op):
3877 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3878 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3880 2007-08-31 Olivier Hainque <hainque@adacore.com>
3882 * dbxout.c (dbxout_block): Move declaration within the first
3883 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3884 block to include the definition, together with the associated
3887 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3888 Revital Eres <eres@il.ibm.com>
3890 * doc/invoke.texi (-mpaired): Document flag.
3891 * config.gcc: Include paired.h in powerpc extra_headers and
3892 750cl.h in powerpc-*-linux*paired*.
3893 * config/rs6000/rs6000.opt (-mpaired): New flag.
3894 * config/rs6000/rs6000.c (paired_init_builtins,
3895 paired_expand_builtin, paired_expand_lv_builtin,
3896 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3897 New functions to support the paired single builtin functions.
3898 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3899 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3901 (bdesc_paired_preds): New structure for paired predicate
3903 (rs6000_expand_builtin): Expand paired single builtins.
3904 (rs6000_init_builtins): Init paired single builtins.
3905 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3906 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3907 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3908 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3909 (rs6000_vector_mode_supported_p): Support paired vector mode.
3910 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3911 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3913 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3914 (DATA_ALIGNMENT): Likewise.
3915 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3916 (rs6000_builtins): Add PAIRED builtins.
3917 * config/rs6000/rs6000.md: Include paired.md.
3918 * config/rs6000/paired.h: New.
3919 * config/rs6000/paired.md: New.
3920 * config/rs6000/750cl.h: New.
3921 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3923 2007-08-30 Ollie Wild <aaw@google.com>
3925 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3926 * gcc.c (default_compilers): Add -fno-directives-only to
3927 @assembler-with-cpp.
3929 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3933 * regclass.c (initial_fixed_regs): Revert previous change and make
3935 (initial_call_used_regs): Likewise.
3936 (initial_call_really_used_regs): Delete, reverting previous addition.
3937 (initial_reg_names): Likewise.
3938 (init_reg_sets): Revert previous change.
3939 (saved_fixed_regs): New.
3940 (saved_call_used_regs): New.
3941 (saved_call_really_used_regs): New.
3942 (saved_reg_names): New.
3943 (save_register_info): New.
3944 (restore_register_info): New.
3945 (init_reg_sets_1): Replace reset of register info with call to
3946 restore_register_info.
3947 * rtl.h (save_register_info): Declare.
3948 * toplev.c (backend_init): Call save_register_info.
3950 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3952 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3953 from the original statement.
3955 2007-08-30 Chao-ying Fu <fu@mips.com>
3957 * c-lex.c (interpret_fixed): Declare.
3958 (interpret_float): Process _Fract and _Accum.
3959 (interpret_fixed): New function.
3960 * final.c (output_addr_const): Process CONST_FIXED.
3961 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3962 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3964 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3966 (simplify_immed_subreg): Support CONST_FIXED.
3967 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3968 (simplify_subreg): Support CONST_FIXED.
3970 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3972 * config/rs6000/ppu_intrinsics.h: New file.
3973 * config.gcc (powerpc*-*-* <extra_headers>): Install
3976 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3978 * cfg.c (dump_flow_info): Change to also print entry and exit
3980 * print-rtl.c (print_rtl_single): Allow to print rtl with
3983 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3985 * df-core.h (df_dump_region): New function.
3986 * df.h (df_dump_region): New function.
3987 * loop-invariant.c (find_defs): Add call to df_dump_region.
3988 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3991 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3994 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3995 true if any of the compare_section_name calls returned true,
3996 rather than if any returned false.
3998 2007-08-30 Richard Guenther <rguenther@suse.de>
4000 PR tree-optimization/33199
4001 * tree-ssa-structalias.c (handle_lhs_call): New function.
4002 (find_func_aliases): In non-IPA mode make sure that for
4003 calls that return a pointer we add a constraint for the
4004 result to point to anything.
4006 2007-08-30 Richard Guenther <rguenther@suse.de>
4008 * doc/invoke.texi (-mveclibabi): Document new target option.
4009 * config/i386/i386.opt (-mveclibabi): New target option.
4010 * config/i386/i386.c (ix86_veclib_handler): Handler for
4011 vectorization library support.
4012 (override_options): Handle the -mveclibabi option, initialize
4013 the vectorization library handler.
4014 (ix86_builtin_vectorized_function): As fallback call the
4015 vectorization library handler, if set.
4016 (ix86_veclibabi_acml): New static function for ACML ABI style
4017 vectorization support.
4019 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4021 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
4022 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
4023 SImode and update m. Don't run gen_lowpart_common on arbitrary
4024 memory address, force it to register first.
4027 * dce.c (dce_process_block): Don't delete setters of
4028 artificially used registers.
4030 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4032 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
4033 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
4034 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
4036 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4038 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
4040 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
4041 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
4043 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4045 * system.h: Activate -Wcast-qual as warning-only.
4047 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
4050 * config/rs6000/rs6000.c (compare_section_name): New function.
4051 (rs6000_elf_in_small_data_p): Compare section prefixes instead
4054 2007-08-29 Olivier Hainque <hainque@adacore.com>
4056 * xcoffout.c: #include debug.h.
4057 * Makefile.in (xcoffout.o): Add debug.h dependency.
4059 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
4061 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4062 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
4064 2007-08-29 Richard Guenther <rguenther@suse.de>
4066 * tree-pretty-print.c (dump_generic_node): Print
4067 label DECL_UID as D.%u.
4068 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
4070 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4072 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
4073 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
4075 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
4078 * tree.c (build_type_attribute_qual_variant): Set canonical types
4079 on the final, unqualified attribute variant before building the
4082 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4084 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
4085 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
4087 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4090 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4091 * config/bfin/bfin.md (composev2hi): Put operands into vector
4094 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4096 * config/bfin/bfin.md (composev2hi): Put operands into vector
4099 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4101 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
4102 attribute when appropriate.
4103 (bfin_handle_l1_text_attribute): New.
4104 (bfin_handle_l1_data_attribute): New.
4105 (bfin_attribute_table): Add attributes: l1_text, l1_data,
4106 l1_data_A and l1_data_B.
4107 * doc/extend.texi (node Function Attributes): Document l1_text
4109 (Variable Attributes): Add Blackfin subsection. Document l1_data,
4110 l1_data_A and l1_data_B variable attributes.
4112 2007-08-28 Jie Zhang <jie.zhang@analog.com>
4114 * config/bfin/bfin.opt (minline-plt): Add.
4115 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
4116 call to global functions.
4117 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4118 (Blackfin Options): Document -minline-plt.
4120 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4122 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4123 given a non-function.
4124 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4126 2007-08-28 DJ Delorie <dj@redhat.com>
4128 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4130 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4132 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4134 2007-08-28 Richard Guenther <rguenther@suse.de>
4136 * tree.h (struct tree_function_decl): Increase size of
4137 function_code bitfield.
4139 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4140 Kazu Hirata <kazu@codesourcery.com>
4142 * gcc/config/m68k/linux.h
4143 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4144 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4145 (m68k_return_in_memory): New.
4146 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4149 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4152 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4153 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4154 operand) when top VEC_SELECT extracts scalar element.
4155 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4156 (*vec_extract_v4sf_mem): Ditto.
4158 2007-08-28 Jakub Jelinek <jakub@redhat.com>
4161 * passes.c (init_optimization_passes): Move pass_df_finish
4162 after pass_postreload sublist.
4164 PR rtl-optimization/33148
4165 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
4166 (neg (lt X 0)) if X has scalar int mode.
4169 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
4170 initializer, use build_vector_from_ctor if possible to create
4171 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
4172 even after this, return NULL.
4174 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
4176 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
4178 2007-08-28 Richard Guenther <rguenther@suse.de>
4180 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
4181 (struct tree_function_decl): Make function_code a bitfield.
4182 Add disregard_inline_limits flag.
4183 * cgraphunit.c (cgraph_process_new_functions): Check
4184 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
4185 (cgraph_preserve_function_body_p): Likewise.
4186 * ipa-inline.c (compute_inline_parameters): Likewise.
4187 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
4188 for GNU C extern inline functions.
4189 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
4190 * tree-inline.c (disregard_inline_limits_p): Remove.
4191 * tree-inline.h (disregard_inline_limits_p): Likewise.
4192 * c-common.c (handle_always_inline_attribute): Set
4193 DECL_DISREGARD_INLINE_LIMITS.
4194 * langhooks.c (add_builtin_function): Verify the function code
4195 fits in the bitfield.
4197 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
4198 Vladimir Yanovsky <yanov@il.ibm.com>
4199 Revital Eres <eres@il.ibm.com>
4200 Andrey Belevantsev <abel@ispras.ru>
4202 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
4204 * modulo-sched.c: Add documentation regarding do-loop.
4205 (doloop_register_get): Change number of arguments to support
4206 the new do-loop pattern and check whether COUNT_REG has no other
4207 occurences in the loop besides in the control part.
4208 (duplicate_insns_of_cycles): Do not duplicate the insn which
4209 changes count_reg as it is already adjusted.
4210 (generate_prolog_epilog): New argument to support the new
4211 do-loop pattern. Change the subtract instruction to use
4212 expand_simple_binop. Call duplicate_insns_of_cycles with new
4214 (sms_schedule): Call doloop_register_get and
4215 generate_prolog_epilog with new argument. Do not handle loops
4216 with single sets insns with subreg in their lhs.
4217 * loop-doloop.c (doloop_optimize): Support for another do-loop
4219 (doloop_condition_get): Gets an instruction instead of a pattern
4220 and change the return condition when the do-loop pattern is
4222 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
4223 deps when considering to not create edges.
4225 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
4227 * doc/extend.texi (gnu_inline funtion attribute): Document C++
4230 2007-08-27 Jason Merrill <jason@redhat.com>
4233 * gimplify.c (gimplify_modify_expr): Discard the assignment of
4234 zero-sized types after calling gimplify_modify_expr_rhs.
4236 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4238 * regclass.c (init_reg_autoinc): Fix typo.
4240 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
4242 Fix PR tree-optimization/33173
4243 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
4245 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
4248 * config/i386/i386.h (VALID_DFP_MODE_P): New.
4249 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
4252 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4253 David Ung <davidu@mips.com>
4254 Nigel Stephens <nigel@mips.com>
4256 Separate target-specific initialization from general
4257 back-end initialization.
4259 * toplev.c (init_alignments): New, split out from...
4260 (process_options): ...here.
4261 (backend_init_target): New, split out from...
4262 (backend_init): ...here.
4263 (lang_dependent_init_target): New, split out from...
4264 (lang_dependent_init): ...here.
4265 (target_reinit): New.
4266 * toplev.h (target_reinit): Declare.
4267 * expr.c (init_expr_target): Renamed from init_expr_once, since it
4268 now can be called more than once. Update comments.
4269 * expr.h (init_expr_target): Likewise.
4270 * alias.c (init_alias_target): Renamed from init_alias_once, since it
4271 now can be called more than once. Explicitly zero
4272 static_reg_base_value.
4273 * emit-rtl.c (init_emit_regs): New, split out from...
4274 (init_emit_once): Here.
4275 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
4276 non-const, so that changes from command-line arguments can overwrite
4277 values provided by the static initializers.
4278 (initial_call_really_used_regs): New, used similarly to the above.
4279 (initial_reg_names): Likewise.
4280 (last_mode_for_init_move_cost): Promoted function-local static to
4281 file-scope static to make it accessible outside init_move_cost.
4282 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
4283 Do not initialize inv_reg_alloc_order yet, either. Do initialize
4284 reg_names since it is needed for parsing command-line options.
4285 (init_move_cost): Use last_mode_for_init_move_cost instead of
4286 function-local static.
4287 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
4288 call_really_used_regs now. Reinitialize reg_names. Also
4289 initialize inv_reg_alloc_order. Zero reg_class_subunion and
4290 reg_class_superunion. Clear losing_caller_save_reg_set.
4291 Preserve global registers if called more than once. Reset
4292 move cost, may_move_in_cost, may_move_out_cost, and
4293 last_mode_for_init_move_cost.
4294 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
4295 can now be invoked more than once. Update comments.
4296 (init_regs): Update comments.
4297 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
4298 and initial_call_really_used_regs, instead of the non-initial
4299 variables. This allows us to save the command-line register settings
4300 after target reinitialization.
4301 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
4302 * rtl.h (init_emit_regs): Declare.
4303 (init_reg_modes_target, init_alias_target): Renamed as described
4305 * reload1.c (init_reload): Update comments.
4306 * optabs.c (init_optabs): Likewise.
4307 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
4309 2007-08-26 Chao-ying Fu <fu@mips.com>
4311 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
4314 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4316 * alias.c (memory_modified_1, memory_modified_in_insn_p):
4318 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4320 * bb-reorder.c (copy_bb_p): Likewise.
4321 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4322 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4323 block_ends_with_condjump_p): Likewise.
4324 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4325 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4326 block_ends_with_condjump_p): Likewise.
4327 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4328 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4329 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4330 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4331 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4332 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4333 debug_true_const_tree instad of debug_true_tree.
4334 * debug.c (do_nothing_debug_hooks): Likewise.
4335 * debug.h (ignore_block, debug_true_const_tree): Constify.
4336 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4337 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4338 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4339 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4340 dbx_reg_number, is_based_loc, field_type,
4341 simple_type_align_in_bits, simple_decl_align_in_bits,
4342 simple_type_size_in_bits, field_byte_offset, insert_float,
4343 type_tag, member_declared_type, is_redundant_typedef,
4344 secname_for_decl, is_inlined_entry_point): Likewise.
4345 * emit-rtl.c (const_next_insn, const_previous_insn,
4346 const_next_nonnote_insn, const_prev_nonnote_insn,
4347 const_next_real_insn, const_prev_real_insn,
4348 const_next_active_insn, const_prev_active_insn, const_next_label,
4349 const_prev_label): Likewise.
4350 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4352 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4353 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4354 sched_insn_is_legitimate_for_speculation_p): Likewise.
4355 * jump.c (reversed_comparison_code_parts,
4356 reversed_comparison_code, reversed_comparison, condjump_label):
4358 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4359 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4361 * rtl.h (const_previous_insn, const_next_insn,
4362 const_prev_nonnote_insn, const_next_nonnote_insn,
4363 const_prev_real_insn, const_next_real_insn,
4364 const_prev_active_insn, const_next_active_insn, const_prev_label,
4365 const_next_label, modified_between_p, modified_in_p,
4366 const_note_storeskeep_with_call_p, condjump_label,
4367 reversed_comparison, reversed_comparison_code,
4368 reversed_comparison_code_parts, memory_modified_in_insn_p,
4369 stack_regs_mentioned): Likewise.
4370 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4371 keep_with_call_p): Likewise.
4372 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4373 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4374 sd_lists_size, sd_lists_empty_p): Likewise.
4375 * sched-int.h (sched_insns_conditions_mutex_p,
4376 haifa_classify_insn, no_real_insns_p,
4377 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4378 sd_lists_size, sd_lists_empty_p): Likewise.
4379 * sdbout.c (sdb_debug_hooks): Likewise.
4380 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4381 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4382 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4384 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4385 tree_can_throw_internal): Likewise.
4386 * tree-flow-inline.h (phi_nodes): Likewise.
4387 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4388 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4389 * tree-gimple.c (const_get_call_expr_in): Likewise.
4390 * tree-gimple.h (const_get_call_expr_in): Likewise.
4391 * tree.c (const_lookup_attribute, attribute_list_equal,
4392 attribute_list_contained): Likewise.
4393 * tree.h (attribute_list_equal, attribute_list_contained,
4394 const_lookup_attribute): Likewise.
4395 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4397 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4399 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4400 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4402 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4405 * config/alpha/constraints.md: Delete "svn:mime-type" property
4406 with svn propdel "svn:mime-type".
4408 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4411 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4412 non NOTE insn doesn't cross basic block.
4413 (noce_try_abs): Likewise.
4414 (noce_process_if_block): Likewise.
4416 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4419 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4420 operand without auto-inc-dec.
4421 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4422 offsettable_mem_operand.
4423 (floatunssidf2_internal): Same.
4424 (fix_truncdfsi2_internal): Same.
4425 (floatsidf_ppc64): Same.
4426 (floatunssidf_ppc64): Same.
4427 (fix_trunctfsi2_internal): Same.
4429 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4432 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4433 pass defines needed for version.c.
4435 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4437 * configure.ac (--debug-prefix-map check): Change assembler
4438 version presumed to have feature to 2.18.
4439 * configure: Regenerate.
4441 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4443 * c-common.c (vector_types_convertible_p,
4444 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4445 self_promoting_args_p): Constify.
4446 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4447 c_promoting_integer_type_p, self_promoting_args_p,
4448 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4449 * c-decl.c (anon_aggr_type_p): Likewise.
4450 * * c-dump.c (dump_stmt): Likewise.
4451 * c-objc-common.c (has_c_linkage): Likewise.
4452 * c-tree.h (same_translation_unit_p): Likewise.
4453 * c-typeck.c (null_pointer_constant_p,
4454 tagged_types_tu_compatible_p, function_types_compatible_p,
4455 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4456 comptypes_internal, struct tagged_tu_seen_cache,
4457 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4458 c_size_in_bytes): Likewise.
4459 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4460 hash_ptr, eq_ptr): Likewise.
4461 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4462 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4463 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4464 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4466 * optabs.c (optab_for_tree_code): Likewise.
4467 * optabs.h (optab_for_tree_code): Likewise.
4468 * rtl.h (simplify_rtx): Likewise.
4469 * simplify-rtx.c (simplify_rtx): Likewise.
4470 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4471 dump_flag, dump_node): Likewise.
4472 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4473 queue_and_dump_type, dump_flag): Likewise.
4474 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4475 * tree-pass.h (dump_node): Likewise.
4476 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4477 supportable_narrowing_operation): Likewise.
4478 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4479 supportable_narrowing_operation): Likewise.
4480 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4481 is_negative_overflow_infinity, is_positive_overflow_infinity,
4482 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4483 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4484 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4485 ssa_name_nonzero_p, fp_predicate): Likewise.
4486 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4487 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4488 ssa_name_nonnegative_p): Likewise.
4490 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4492 * config.gcc : Add x86_64-elf target.
4494 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4496 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4498 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4499 Nigel Stephens <nigel@mips.com>
4503 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4504 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4505 * expr.c (SET_BY_PIECES_P): Define.
4506 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4507 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4508 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4510 * expr.h (SET_RATIO): Define.
4511 (can_store_by_pieces, store_by_pieces): Update prototypes.
4512 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4513 can_store_by_pieces/store_by_pieces.
4514 (expand_builtin_memcpy_args): Likewise.
4515 (expand_builtin_strncpy): Likewise.
4516 (expand_builtin_memset_args): Likewise. Also remove special case
4517 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4518 decide what to do instead.
4519 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4520 to can_store_by_pieces.
4522 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4523 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4525 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4526 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4527 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4528 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4529 (STORE_BY_PIECES_P): Define.
4531 2007-08-24 Tom Tromey <tromey@redhat.com>
4533 * varpool.c (varpool_last_needed_node): Fix comment typo.
4534 * c-decl.c (duplicate_decls): Fix comment typo.
4535 (clone_underlying_type): Update comment.
4537 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4539 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4540 alpha_in_small_data_p, alpha_split_complex_arg,
4541 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4543 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4544 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4546 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4547 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4548 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4549 * config/darwin.c (darwin_binds_local_p): Likewise.
4550 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4552 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4553 i386_pe_valid_dllimport_attribute_p): Likewise.
4554 * config/i386/i386.c (ix86_function_regparm,
4555 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4556 x86_can_output_mi_thunk, ix86_mangle_type,
4557 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4558 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4559 i386_pe_binds_local_p): Likewise.
4560 * config/ia64/ia64.c
4561 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4562 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4563 ia64_invalid_conversion, ia64_invalid_unary_op,
4564 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4566 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4567 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4568 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4569 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4570 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4571 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4572 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4573 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4574 * config/pa/pa.c (pa_commutative_p): Likewise.
4575 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4577 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4578 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4579 rs6000_use_blocks_for_constant_p,
4580 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4581 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4582 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4583 * config/s390/s390.c (s390_mangle_type,
4584 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4586 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4587 th_in_small_data_p): Likewise.
4588 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4589 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4591 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4592 sparc_mangle_type): Likewise.
4593 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4594 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4595 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4597 * hooks.c (hook_bool_mode_const_rtx_false,
4598 hook_bool_mode_const_rtx_true,
4599 hook_bool_const_tree_hwi_hwi_const_tree_false,
4600 hook_bool_const_tree_hwi_hwi_const_tree_true,
4601 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4602 hook_constcharptr_const_tree_null,
4603 hook_constcharptr_const_rtx_null,
4604 hook_constcharptr_const_tree_const_tree_null,
4605 hook_constcharptr_int_const_tree_null,
4606 hook_constcharptr_int_const_tree_const_tree_null): New.
4607 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4608 hook_bool_tree_hwi_hwi_tree_false,
4609 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4610 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4611 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4612 hook_constcharptr_int_tree_null,
4613 hook_constcharptr_int_tree_tree_null): Delete.
4614 (default_can_output_mi_thunk_no_vcall): Constify.
4615 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4616 hook_bool_tree_hwi_hwi_tree_false,
4617 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4618 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4619 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4620 hook_constcharptr_int_tree_null,
4621 hook_constcharptr_int_tree_tree_null): Delete.
4622 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4623 hook_bool_const_tree_hwi_hwi_const_tree_false,
4624 hook_bool_const_tree_hwi_hwi_const_tree_true,
4625 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4626 hook_constcharptr_const_tree_null,
4627 hook_constcharptr_const_rtx_null,
4628 hook_constcharptr_const_tree_const_tree_null,
4629 hook_constcharptr_int_const_tree_null,
4630 hook_constcharptr_int_const_tree_const_tree_null): New.
4631 (default_can_output_mi_thunk_no_vcall): Constify.
4632 * integrate.c (function_attribute_inlinable_p): Likewise.
4633 * integrate.h (function_attribute_inlinable_p): Likewise.
4634 * jump.c (rtx_renumbered_equal_p): Likewise.
4635 * output.h (decl_readonly_section, categorize_decl_for_section,
4636 default_use_anchors_for_symbol_p, default_binds_local_p,
4637 default_binds_local_p_1): Likewise.
4638 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4640 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4641 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4642 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4643 TARGET_COMP_TYPE_ATTRIBUTES,
4644 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4645 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4646 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4647 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4648 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4649 * target.h (can_output_mi_thunk, needs_block_p,
4650 first_cycle_multipass_dfa_lookahead_guard_spec,
4651 vector_alignment_reachable, comp_type_attributes,
4652 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4653 commutative_p, use_blocks_for_constant_p,
4654 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4655 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4656 invalid_within_doloop, valid_dllimport_attribute_p,
4657 split_complex_arg, invalid_arg_for_unprototyped_fn,
4658 invalid_conversion, invalid_unary_op, invalid_binary_op):
4660 * targhooks.c (default_invalid_within_doloop,
4661 hook_invalid_arg_for_unprototyped_fn,
4662 default_builtin_vector_alignment_reachable): Likewise.
4663 (hook_bool_rtx_commutative_p): Delete.
4664 (hook_bool_const_rtx_commutative_p): New.
4665 * targhooks.h (default_invalid_within_doloop,
4666 default_builtin_vector_alignment_reachable,
4667 hook_invalid_arg_for_unprototyped_fn): Constify.
4668 (hook_bool_rtx_commutative_p): Delete.
4669 (hook_bool_const_rtx_commutative_p): New.
4670 * varasm.c (bss_initializer_p, decl_default_tls_model,
4671 categorize_decl_for_section, decl_readonly_section,
4672 default_use_anchors_for_symbol_p, default_binds_local_p,
4673 default_binds_local_p_1): Constify.
4675 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4677 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4678 __NO_BUILTIN if -fno-builtin.
4680 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4682 * config/bfin/bfin.c (print_operand): Report error instead of
4683 ICE for wrong operand.
4685 2007-08-24 Michael Matz <matz@suse.de>
4687 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4689 2007-08-24 Richard Guenther <rguenther@suse.de>
4692 * tree-ssa.c (useless_type_conversion_p): Split into a
4693 recursive and a non-recursive part.
4694 (useless_type_conversion_p_1): New function.
4695 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4696 from maybe_fold_offset_to_reference is trivially convertible
4697 to the desired type before doing the simplification.
4699 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4701 * expr.c (store_expr): Optimize initialization of an array
4703 * expr.h (builtin_strncpy_read_str): New prototype.
4704 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4707 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4710 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4711 field when initializing if_info structure.
4713 2007-08-24 Richard Guenther <rguenther@suse.de>
4715 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4717 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4718 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4719 * tree-inline.c (inlinable_function_p): Fold in common parts of
4720 the cannot_inline_tree_fn langhook.
4721 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4722 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4723 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4724 cannot_inline_tree_fn langhook.
4725 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4726 cannot_inline_tree_fn member.
4728 2007-08-24 Richard Guenther <rguenther@suse.de>
4730 * expr.c (get_inner_reference): Do computation of bitoffset
4731 from offset in a way we can detect overflow reliably.
4733 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4735 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4737 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4739 * config/bfin/bfin.opt (mfast-fp): Add.
4740 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4741 libbffastfp override libgcc if -mfast-fp.
4742 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4743 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4744 (Blackfin Options): Document -mfast-fp.
4746 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4748 PR tree-optimization/32573
4750 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4751 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4752 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4753 (build_classic_dist_vector): Return false rather than true if
4754 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4755 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4756 returned false. Don't call save_dist_v before calling
4757 build_classic_dist_vector_1.
4758 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4759 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4760 DDR_DIR_VECTS vectors.
4762 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4764 * configure.ac (leb128): Modify sed statement to work with any
4765 binutils version string.
4766 * configure: Regenerate
4768 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4770 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4771 Wrap in RTX_CODE macro guard.
4772 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4773 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4774 arm_mark_dllimport, arm_pe_encode_section_info,
4775 arm_pe_unique_section): Use ISO-C function declarations.
4776 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4777 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4778 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4780 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4781 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4783 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4785 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4786 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4787 (register_move_cost): Use ISO-C function declarations.
4788 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4789 * config/score/score-protos.h (score_declare_object): Add
4791 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4793 * final.c (profile_function): Avoid empty if-bodies.
4796 * calls.c (must_pass_in_stack_var_size,
4797 must_pass_in_stack_var_size_or_pad): Constify.
4798 * config/alpha/alpha-protos.h (function_value): Likewise.
4799 * config/alpha/alpha.c (alpha_return_in_memory,
4800 alpha_pass_by_reference, function_value,
4801 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4802 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4804 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4805 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4806 TARGET_PROMOTE_PROTOTYPES): Likewise.
4807 * config/arm/arm-protos.h (arm_return_in_memory,
4808 arm_pad_arg_upward, arm_function_value): Likewise.
4809 * config/arm/arm.c (arm_pass_by_reference,
4810 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4811 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4812 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4814 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4815 * config/avr/avr-protos.h (avr_function_value): Likewise.
4816 * config/avr/avr.c (avr_return_in_memory,
4817 gas_output_limited_string, gas_output_ascii, avr_function_value,
4818 avr_return_in_memory): Likewise.
4819 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4820 * config/bfin/bfin.c (bfin_pass_by_reference,
4821 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4822 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4824 * config/cris/cris.c (cris_pass_by_reference,
4825 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4826 * config/crx/crx.c (crx_return_in_memory): Likewise.
4827 * config/darwin.c (function_base, machopic_function_base_name):
4829 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4830 TARGET_PROMOTE_PROTOTYPES): Likewise.
4831 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4832 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4833 * config/i386/i386-protos.h (ix86_return_in_memory,
4834 ix86_sol10_return_in_memory): Likewise.
4835 * config/i386/i386.c (ix86_function_value,
4836 ix86_function_sseregparm, ix86_must_pass_in_stack,
4837 type_natural_mode, classify_argument, examine_argument,
4838 construct_container, ix86_pass_by_reference, function_value_32,
4839 function_value_64, ix86_function_value_1, return_in_memory_32,
4840 return_in_memory_64, return_in_memory_ms_64,
4841 ix86_return_in_memory, ix86_sol10_return_in_memory,
4842 TARGET_PROMOTE_PROTOTYPES): Likewise.
4843 * config/ia64/ia64-protos.h (ia64_function_value,
4844 ia64_hpux_function_arg_padding): Likewise.
4845 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4846 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4847 ia64_hpux_function_arg_padding): Likewise.
4848 * config/iq2000/iq2000-protos.h (function_arg,
4849 iq2000_function_value): Likewise.
4850 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4851 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4852 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4853 function_arg, iq2000_function_value): Likewise.
4854 * config/m32c/m32c-protos.h (m32c_function_value,
4855 m32c_promote_function_return): Likewise.
4856 * config/m32c/m32c.c (m32c_pass_by_reference,
4857 m32c_promote_prototypes, m32c_promote_function_return,
4858 m32c_function_value): Likewise.
4859 * config/m32r/m32r.c (m32r_return_in_memory,
4860 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4861 m32r_in_small_data_p): Likewise.
4862 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4864 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4865 m68hc11_function_arg_padding): Likewise.
4866 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4867 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4868 m68k_function_value): Likewise.
4869 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4870 mcore_function_value): Likewise.
4871 * config/mcore/mcore.c (handle_structs_in_regs,
4872 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4873 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4874 mcore_num_arg_regs, mcore_function_value): Likewise.
4875 * config/mips/mips-protos.h (mips_pad_arg_upward,
4876 mips_function_value): Likewise.
4877 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4878 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4879 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4880 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4881 mips_function_value): Likewise.
4882 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4884 * config/mmix/mmix.c (mmix_pass_by_reference,
4885 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4886 mmix_encode_section_info): Likewise.
4887 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4889 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4890 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4891 mn10300_function_value): Likewise.
4892 * config/mt/mt-protos.h (mt_function_value): Likewise.
4893 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4894 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4895 * config/pa/pa-protos.h (function_arg_padding, function_value,
4896 pa_return_in_memory): Likewise.
4897 * config/pa/pa.c (pa_pass_by_reference,
4898 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4899 function_arg_padding, function_value, pa_return_in_memory):
4901 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4902 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4903 function_arg_padding): Likewise.
4904 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4905 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4906 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4907 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4908 function_arg_padding, altivec_expand_dst_builtin,
4909 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4910 altivec_init_builtins, rs6000_common_init_builtins,
4911 rs6000_function_value): Likewise.
4912 * s390/s390-protos.h (s390_function_value): Likewise.
4913 * config/s390/s390.c (s390_function_arg_size,
4914 s390_pass_by_reference, s390_return_in_memory,
4915 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4916 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4917 * config/score/score-protos.h (score_function_value): Likewise.
4918 * config/score/score.c (score_arg_partial_bytes,
4919 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4920 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4921 score_pass_by_reference, score_add_offset, score_function_value):
4923 * config/sh/sh-protos.h (sh_attr_renesas_p,
4924 sh_promote_prototypes): Likewise.
4925 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4926 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4927 sh_attr_renesas_p): Likewise.
4928 * config/sparc/sparc-protos.h (function_value,
4929 function_arg_padding): Likewise.
4930 * config/sparc/sparc.c (sparc_promote_prototypes,
4931 sparc_return_in_memory, sparc_pass_by_reference,
4932 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4933 function_arg_record_value_2, function_arg_record_value_1,
4934 function_arg_record_value, function_arg_record_value,
4935 function_arg_padding, function_value): Likewise.
4936 * config/spu/spu-protos.h (spu_function_value): Likewise.
4937 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4938 spu_function_value): Likewise.
4939 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4941 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4942 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4943 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4945 * config/v850/v850.c (v850_return_in_memory,
4946 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4947 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4948 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4949 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4950 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4952 * explow.c (promote_mode, hard_function_value): Likewise.
4953 * expr.h (hard_function_value, promote_mode): Likewise.
4954 * function.c (aggregate_value_p): Likewise.
4955 * hooks.c (hook_bool_const_tree_true): New.
4956 * hooks.h (hook_bool_const_tree_true): New.
4957 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4958 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4959 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4960 TARGET_RETURN_IN_MSB): Likewise.
4961 * target.h (promote_function_args, promote_function_return,
4962 promote_prototypes, return_in_memory, return_in_msb,
4963 pass_by_reference, must_pass_in_stack, callee_copies,
4964 function_value): Likewise.
4965 * targhooks.c (default_return_in_memory,
4966 hook_pass_by_reference_must_pass_in_stack,
4967 hook_callee_copies_named,
4968 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4969 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4970 default_function_value): Likewise.
4971 * targhooks.h (default_return_in_memory,
4972 hook_pass_by_reference_must_pass_in_stack,
4973 hook_callee_copies_named,
4974 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4975 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4976 default_function_value): Likewise.
4977 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4978 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4979 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4980 * tree.c (needs_to_live_in_memory): Likewise.
4981 * tree.h (struct tree_type, needs_to_live_in_memory,
4982 aggregate_value_p, must_pass_in_stack_var_size,
4983 must_pass_in_stack_var_size_or_pad): Likewise.
4984 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4985 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4986 lookup_filename): Likewise.
4988 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4991 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4992 fake fcomi i387 instruction for !TARGET_CMOVE.
4993 (ix86_expand_branch): Expand natural sequence with one jump for
4994 all targets, not only TARGET_CMOVE.
4995 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4996 pattern to implement fake fcomi sequence. Split instruction after
4997 reload to correct compare sequences.
4998 (*cmpfp_xf_cc): Ditto.
4999 (*cmpfp_<mode>_cc): Ditto.
5000 (*cmpfp_u_cc): Ditto.
5001 (*cmpfp_<mode>_cc): Ditto.
5003 2007-08-23 Richard Guenther <rguenther@suse.de>
5005 * tree-pretty-print.c (dump_generic_node): Annotate
5006 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
5008 2007-08-23 Richard Guenther <rguenther@suse.de>
5010 * builtins.c (expand_builtin_mathfn): Wrap argument in
5011 save_expr directly instead of re-building the call.
5012 (expand_builtin_mathfn_2): Likewise.
5013 (expand_builtin_mathfn_3): Likewise.
5014 (expand_builtin_interclass_mathfn): Likewise.
5015 (expand_builtin_int_roundingfn): Set arg.
5016 (expand_builtin_int_roundingfn_2): Likewise.
5018 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
5020 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
5021 *sse_nand<mode>3, *sse_xor<mode>3): New.
5023 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5025 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
5026 * config/i386/i386.c (print_operand): Handle ';' code. Output
5027 semicolon for TARGET_MACHO.
5028 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
5029 emit semicolon after 'lock' prefix.
5030 (sync_double_compare_and_swap<mode>): Ditto.
5031 (*sync_double_compare_and_swapdi_pic): Ditto.
5032 (*sync_compare_and_swap_cc<mode>): Ditto.
5033 (sync_double_compare_and_swap_cc<mode>): Ditto.
5034 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5035 (sync_old_add<mode>): Ditto.
5036 (sync_add<mode>): Ditto.
5037 (sync_sub<mode>): Ditto.
5038 (sync_ior<mode>): Ditto.
5039 (sync_and<mode>): Ditto.
5040 (sync_xor<mode>): Ditto.
5042 2007-08-22 Chao-ying Fu <fu@mips.com>
5044 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
5046 (copy_rtx): Handle CONST_FIXED.
5047 (rtx_equal_p): Likewise.
5048 * rtl.h (fixed_value.h): New include.
5049 (rtx_def): Add a new field of fixed_value to u.
5050 (XCNMPFV): Define for accessing fixed_value.
5051 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
5053 * rtl.def (CONST_FIXED): New constant.
5054 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
5055 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
5056 US_ASHIFT): New codes.
5057 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
5058 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
5059 unsigned_fract_convert, unsigned_sat_fract): Document them.
5060 * varasm.c (assemble_integer): Extend to support fixed-point constants
5061 by using different machine classes.
5062 (decode_addr_const): Handle FIXED_CST.
5063 (const_hash_1): Likewise.
5064 (compare_constant): Likewise.
5065 (copy_constant): Likewise.
5066 (const_rtx_hash_1): Handle CONST_FIXED.
5067 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5068 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5070 (initializer_constant_valid_p): Handle FIXED_CST.
5071 (output_constant): Support FIXED_POINT_TYPE.
5072 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
5073 * cse.c (hash_rtx): Support CONST_FIXED.
5074 (exp_equiv_p): Likewise.
5075 (cannon_reg): Likewise.
5076 (fold_rtx): Likewise.
5077 (equiv_constant): Likewise.
5078 (cse_process_notes_1): Likewise.
5079 (count_reg_usage): Likewise.
5080 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
5081 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
5082 (wrap_constant): Check CONST_FIXED.
5083 (cselib_hash_rtx): Support CONST_FIXED.
5084 (cselib_subst_to_values): Likewise.
5085 * df-scan.c (df_uses_record): Likewise.
5086 * gcse.c (want_to_gcse_p): Likewise.
5087 (oprs_unchanged_p): Likewise.
5088 (oprs_not_set_p): Likewise.
5089 (compute_transp): Likewise.
5090 (extract_mentioned_regs_helper): Likewise.
5091 * genemit.c (gen_exp): Likewise.
5092 * local-alloc.c (equiv_init_varies_p): Likewise.
5093 (contains_replace_regs): Likewise.
5094 (memref_referenced_p): Likewise.
5095 * loop-invariant.c (check_maybe_invariant): Likewise.
5096 (hash_invariant_expr_1): Likewise.
5097 (invariant_expr_equal_p): Likewise.
5098 * postreload-gcse.c (oprs_unchanged_p): Likewise.
5099 * regclass.c (reg_scan_mark_refs): Likewise.
5100 * regrename.c (scan_rtx): Likewise.
5101 * resource.c (mark_referenced_resources): Likewise.
5102 (mark_set_resources): Likewise.
5103 * rtlanal.c (rtx_unstable_p): Likewise.
5104 (rtx_varies_p): Likewise.
5105 (count_occurrences): Likewise.
5106 (reg_mentioned_p): Likewise.
5107 (modified_between_p): Likewise.
5108 (modified_in_p): Likewise.
5109 (volatile_insn_p): Likewise.
5110 (volatile_refs_p): Likewise.
5111 (side_effects_p): Likewise.
5112 (may_trap_p_1): Likewise.
5113 (inequality_comparisons_p): Likewise.
5114 (computed_jump_p_1): Likewise.
5115 (commutative_operand_precedence): Likewise.
5116 * sched-deps.c (sched_analyze_2): Likewise.
5117 * sched-vis.c (print_value): Likewise.
5118 * reload.c (operands_match_p): Likewise.
5119 (subst_reg_equivs): Likewise.
5120 * reload1.c (eliminate_regs_1): Likewise.
5121 (elimination_effects): Likewise.
5122 (scan_paradoxical_subregs): Likewise.
5123 * alias.c (rtx_equal_for_memref_p): Likewise.
5124 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5125 * emit-rtl.c (const_fixed_htab): New hash table.
5126 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5128 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5129 const_fixed_from_fixed_value): New functions.
5130 (verify_rtx_sharing): Handle CONST_FIXED.
5131 (copy_rtx_if_shared_1): Likewise.
5132 (reset_used_flags): Likewise.
5133 (set_used_flags): Likewise.
5134 (copy_insn_1): Likewise.
5135 (init_emit_once): Create const_fixed_htab.
5136 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5138 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5140 PR tree-optimization/32949
5141 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5142 before failing for ivs with non-constant step.
5144 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5146 * doc/md.texi (Iterators): Renamed from Macros. All contents
5147 changed to reflect rename of respectively define_code_macro and
5148 define_mode_macro to define_code_iterator and define_mode_iterator.
5149 (Mode Iterators, Code Iterators): Similar.
5150 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5151 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5152 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5153 (initialize_iterators, find_iterator, check_code_iterator)
5154 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5155 (read_mapping, read_rtx_1): Similar.
5156 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5157 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5158 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5159 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
5160 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
5161 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
5162 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
5163 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
5164 config/rs6000/sync.md, config/rs6000/rs6000.md,
5165 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
5166 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
5167 config/vax/vax.md, config/bfin/bfin.md: Similar.
5169 2007-08-22 David Daney <ddaney@avtrex.com>
5171 * doc/install.texi (Testing): Mention testing on a simulator.
5173 2007-08-22 Janis Johnson <janis187@us.ibm.com>
5175 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
5177 * doc/libgcc.texi (Decimal float library routines): Fix formatting
5178 and rearrange floating point conversion functions into different
5181 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5183 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
5184 dfa_post_advance_cycle): New scheduler hooks.
5185 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5186 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
5188 (TARGET_SCHED): Use them.
5189 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5190 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
5191 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
5193 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
5194 function to facilitate debugging.
5195 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
5196 (output_insn_has_dfa_reservation_p): New static function to output
5197 insn_has_dfa_reservation_p ().
5198 (write_automata): Use it.
5199 * genattr.c (main): Output declaration for
5200 insn_has_dfa_reservation_p ().
5202 2007-08-22 Christian Bruel <christian.bruel@st.com>
5203 Richard Guenther <rguenther@suse.de>
5205 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5206 * simplify_rtx (simplify_binary_operation_1): Likewise.
5208 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
5210 PR rtl-optimization/32557
5211 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
5212 of REGNO (mws->mw_reg).
5214 2007-08-22 Richard Guenther <rguenther@suse.de>
5217 * builtins.c (expand_builtin_int_roundingfn): Replace call
5218 argument wrapped with SAVE_EXPR directly.
5219 (expand_builtin_int_roundingfn_2): Likewise.
5221 2007-08-22 Richard Guenther <rguenther@suse.de>
5223 * tree-inline.c (inlinable_function_p): Restore disregarding
5224 inline limits for GNU extern inline functions.
5226 2007-08-22 Richard Guenther <rguenther@suse.de>
5229 * tree.c (host_integerp): Treat sizetype as signed as it is
5232 2007-08-21 Ian Lance Taylor <iant@google.com>
5234 PR tree-optimization/33134
5235 * tree-vrp.c (adjust_range_with_scev): Call
5236 set_value_range_to_value.
5238 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5240 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
5243 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5245 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
5248 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
5250 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
5251 cases to set eight bytes at a time.
5252 (expand_block_move): Likewise.
5254 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5257 * dwarf2out.c (gen_decl_die): Don't call
5258 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
5260 2007-08-21 Paul Brook <paul@codesourcery.com>
5261 Nathan Sidwell <nathan@codesourcery.com>
5262 Mark Mitchell <mark@codesourcery.com>
5263 Joseph Myers <joseph@codesourcery.com>
5265 * configure.ac: Add --with-pkgversion and --with-bugurl.
5266 * configure: Regenerate.
5267 * doc/install.texi: Document them.
5268 * version.c (version_string): Remove VERSUFFIX.
5269 (VERSUFFIX): Remove.
5270 (pkgversion_string): New.
5271 (bug_report_url): Do not hard-code initializer.
5272 * version.h (pkgversion_string): Declare.
5273 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
5275 (version.o): Define PKGVERSION and BUGURL.
5276 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
5277 (%.pod): Define BUGURL.
5278 * gcc.c (process_command, main): Use pkgversion_string.
5279 * toplev.c (compile_file, print_version): Likewise.
5280 * protoize.c (main): Likewise.
5281 * gcov.c (print_version): Likewise. Update copyright date.
5282 * gcov-dump.c (print_version): Likewise. Update copyright date.
5283 * mips-tdump.c (main): Likewise. Update copyright date.
5284 * mips-tfile.c (main): Likewise. Update copyright date.
5285 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
5286 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
5287 shorten description.
5288 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
5289 * doc/gccint.texi: Likewise.
5290 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
5291 Update copyright date.
5293 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
5295 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
5296 (ix86_expand_strlensi_unroll_1): Ditto.
5297 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
5298 (ix86_expand_carry_flag_compare): Update comment.
5300 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5303 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5304 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
5306 2007-08-21 Richard Guenther <rguenther@suse.de>
5308 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5310 2007-08-21 Richard Guenther <rguenther@suse.de>
5313 * fold-const.c (fold_binary): Remove index +p PTR folding.
5314 Fix types of POINTER_PLUS_EXPR generated by folding of
5317 2007-08-20 Chao-ying Fu <fu@mips.com>
5319 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5320 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5321 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5322 (c_common_fixed_point_type_for_size): Declare.
5323 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5324 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5325 (c_token_starts_declspecs): Likewise.
5326 (c_parser_declspecs): Likewise.
5327 (c_parser_attributes): Likewise.
5328 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5329 (c_declspecs): Add saturating_p.
5330 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5331 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5332 _Sat. Handle RID_SAT.
5333 Avoid using void, bool, char, int, float, double, _Decimal32,
5334 _Decimal64, _Decimal128, and complex with _Sat.
5335 Handle RID_FRACT and RID_ACCUM.
5336 Make sure _Sat is used with _Fract or _Accum.
5337 (finish_declspecs): Handle cts_fract and cts_accum.
5338 * c-common.c (fixed-value.h): New include.
5339 (constant_expression_warning): Handle FIXED_CST.
5340 (overflow_warning): Likewise.
5341 (warnings_for_convert_and_check): Likewise.
5342 (c_common_fixed_point_type_for_size): New.
5343 (c_common_type_for_mode): Handle fixed-point modes to
5344 return various saturating/non-saturating, signed/unsigned types.
5345 (c_common_signed_or_unsigned_type): Support fixed-point types.
5346 (shorten_compare): Check fixed-point zero.
5347 Handle FIXED_POINT_TYPE.
5348 (c_common_truthvalue_conversion): Handle FIXED_CST.
5349 Handle FIXED_POINT_TYPE.
5350 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5352 (handle_mode_attribute): Handle fixed-point modes. Need to check
5353 if the signness of base type and fixed-point modes are consistent.
5354 (handle_vector_size_attribute): Handle fixed-point modes.
5355 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5356 (warn_for_div_by_zero): Check fixed-point zero.
5357 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5358 a common fixed-point type based on fbit, ibit, sign, and saturation.
5359 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5360 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5361 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5362 (convert_for_assignment): Support FIXED_POINT_TYPE.
5363 (digest_init): Handle FIXED_POINT_TYPE.
5364 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5365 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5366 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5367 GE_EXPR, LT_EXPR, GT_EXPR.
5368 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5369 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5370 * target.h (gcc_target): Add fixed_point_supported_p.
5371 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5372 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5373 (default_fixed_point_supported_p): Define.
5374 * targhooks.h (default_fixed_point_supported_p): Declare.
5375 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5376 * doc/install.texi (Configuration): Add --enable-fixed-point.
5377 * configure.ac (--enable-fixed-point): New to enable fixed-point
5378 arithmetic extension to C. For mips targets, we enable it by default.
5379 * configure, config.in: Regenerate.
5381 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5383 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5385 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5387 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5388 DWARF2_DEBUGGING_INFO.
5389 (cold_text_section_used): Same.
5390 (cold_text_section): Same.
5392 2007-08-20 Richard Guenther <rguenther@suse.de>
5394 * c-typeck.c (convert_for_assignment): Use the type of
5395 the member for the initialization.
5397 2007-08-20 Richard Guenther <rguenther@suse.de>
5399 * c-objc-common.c (c_disregard_inline_limits): Remove.
5400 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5401 * cgraphunit.c (cgraph_process_new_functions): Call
5402 disregard_inline_limits_p.
5403 (cgraph_preserve_function_body_p): Likewise.
5404 * ipa-inline.c (compute_inline_parameters): Likewise.
5405 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5407 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5408 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5409 disregard_inline_limits langhook.
5410 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5412 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5413 disregard_inline_limits langhook.
5414 * tree-inline.c (disregard_inline_limits_p): New function.
5415 * tree-inline.h (disregard_inline_limits_p): Declare.
5417 2007-08-20 Richard Guenther <rguenther@suse.de>
5419 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5420 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5421 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5422 auto_var_in_fn_p langhook.
5423 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5425 * tree.c (auto_var_in_fn_p): ... here.
5426 (find_var_from_fn): Call auto_var_in_fn_p directly.
5427 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5428 auto_var_in_fn_p langhook.
5429 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5430 (copy_body_r): Likewise.
5431 (self_inlining_addr_expr): Likewise.
5432 * tree.h (auto_var_in_fn_p): Declare.
5434 2007-08-20 Richard Guenther <rguenther@suse.de>
5436 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5437 (walk_type_fields): Take lh parameter.
5438 (walk_tree): Rename to ...
5439 (walk_tree_1): ... this. Do not call the walk_subtrees
5440 langhook but the now passed callback. Pass lh on recursion.
5441 (walk_tree_without_duplicates): Rename to ...
5442 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5443 and call walk_tree_1.
5444 * tree.h (walk_tree_lh): New typedef.
5445 (walk_tree_1): Declare.
5446 (walk_tree_without_duplicates_1): Likewise.
5447 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5448 (walk_tree_without_duplicates): New define to
5449 walk_tree_without_duplicates_1 with NULL lh parameter.
5450 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5451 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5453 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5454 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5455 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5458 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5461 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5462 code in front of the compacting of basic blocks.
5463 Move the folding of statements inbetween the cgraph checking
5464 and compacting of basic blocks.
5466 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5467 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5470 * config/alpha/alpha.c (va_list_skip_additions): Check for
5471 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5472 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5473 PLUS_EXPR when checking ap.__base.
5474 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5475 when doing addition on pointer types. Use size_int instead of
5477 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5478 ptr_type in the second operand.
5480 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5483 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5485 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5488 * cfgexpand.c (expand_one_register_var): Mark pointer
5489 DECL_ARTIFICIAL as REG_POINTER also.
5490 * stmt.c (expand_decl): Likewise.
5492 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5499 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5500 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5501 on_worklist argument and avoid adding things to worklist multiple
5503 (add_to_worklist): Ditto.
5504 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5505 single SFT is clobbered.
5506 (set_initial_properties): Ditto.
5507 (compute_call_clobbered): Update for changes to function
5509 (create_overlap_variables_for): Always create SFT for offset 0.
5510 (create_structure_vars): Handle PHI's, since we are in SSA form at
5512 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5513 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5515 (add_vars_for_offset): Figure out aliases from access + points-to.
5516 (add_virtual_operand): Use add_vars-for_offset.
5517 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5518 (add_call_clobber_ops): Remove makes_clobbering_call set.
5519 (get_expr_operands): Always pass through the INDIRECT_REF
5521 * tree-ssa-structalias.c (struct constraint_graph): Remove
5523 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5524 address_taken, pt_used, number_incoming.
5525 (FIRST_ADDR_NODE): Removed.
5526 (merge_graph_nodes): Remove broken code for the moment.
5527 (init_graph): New function.
5528 (build_pred_graph): Remove code to init_graph.
5529 Add location equivalence support.
5530 (struct scc_info): Rename roots to deleted.
5532 (init_scc_info): Ditto
5533 (init_topo_info): Use graph->size.
5534 (compute_topo_order): Ditto.
5535 (do_da_constraint): Removed.
5536 (do_sd_constraint): Remove calls to find().
5537 set_union_with_increment should always get 0 as last arg here.
5538 (do_complex_constraint): Replace do_da_constraint with assert.
5540 (struct equiv_class_label): New.
5541 (pointer_equiv_class_table): Ditto.
5542 (location_equiv_class_table): Ditto.
5543 (equiv_class_label_hash): Ditto.
5544 (equiv_class_label_eq): Ditto
5545 (equiv_class_lookup): Ditto.
5546 (equiv_class_ladd): Ditto.
5547 (pointer_equiv_class): Ditto.
5548 (location_equiv_class): Ditto.
5549 (condense_visit): Rename and rewrite from label_visit to do only
5550 SCC related stuff for HU.
5551 (label_visit): Do HU work for HU.
5552 (perform_var_substitution): Update to do HU and location
5554 (free_var_substitution_info): Update to free HU and location
5555 equivalence structures. */
5556 (find_equivalent_node): Update for pointer but not location
5558 (unite_pointer_equivalences): New function.
5559 (move_complex_constraints): Rewrite to only do moving.
5560 (rewrite_constraints): Split out of move_complex_constraints.
5561 (solve_graph): Use graph->size.
5562 (process_constraint_1): Add from_call argument, use it.
5563 Split *a = &b into two constraints.
5564 (process_constraint): Use new process_constraint_1.
5565 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5566 (get_constraint_for): Handle non-pointer integers properly.
5567 Remove code that used to handle structures.
5568 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5569 with unknown addends.
5570 (handle_rhs_call): New function.
5571 (find_func_aliases): Use handle_rhs_call.
5572 (set_uids_in_ptset): Add an assert.
5573 (set_used_smts): Fix bug in not considering unified vars.
5574 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5575 (compute_points_to_sets): Update for other function changes.
5576 (delete_points_to_sets): Ditto.
5577 (ipa_pta_execute): Ditto.
5578 (pass_ipa_pta): We need to update SSA after ipa_pta.
5580 2007-08-19 Jan Hubicka <jh@suse.cz>
5582 * i386.md: Replace "rim" and "mri" constraints by "g".
5584 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5586 * dwarf2out.c (text_section_used, cold_text_section_used,
5587 cold_text_section, dwarf2out_note_section_used): New.
5588 (dwarf2out_init): Initialize cold_text_section.
5589 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5590 dwarf2out_note_section_used.
5591 (size_of_aranges): Only count entry for text section if it was
5592 used. Count entry for cold text section if it was used.
5593 (output_aranges): Only output entries for text section and cold
5594 text section if they were used.
5596 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5598 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5600 (debug_generic_stmt): Likewise.
5601 (debug_tree_chain): Likewise.
5603 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5605 * tree-data-refs.c (split_constant_offset): Expose.
5606 * tree-data-refs.h (split_constant_offset): Add declaration.
5608 * tree-vectorizer.h (dr_alignment_support): Renamed
5609 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5610 Added a new value dr_explicit_realign.
5611 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5612 dr_offset, dr_step, and dr_aligned_to, along with new access
5613 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5614 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5615 STMT_VINFO_DR_ALIGNED_TO.
5617 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5619 In case of outer-loop vectorization with non-fixed misalignment - use
5620 the dr_explicit_realign scheme instead of the optimized realignment
5622 (new_stmt_vec_info): Initialize new fields.
5624 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5625 'nested_in_vect_loop' case. Change verbosity level.
5626 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5627 Don't fail on zero step in the outer-loop for loads.
5628 (vect_analyze_data_refs): Call split_constant_offset to calculate
5629 base, offset and init relative to the outer-loop.
5631 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5632 BSI function argument with a new function argument - at_loop.
5633 Simplify the condition that determines STEP. Takes additional argument
5634 INV_P. Support outer-loop vectorization (handle the
5635 nested_in_vect_loop case), including zero step in the outer-loop. Call
5636 vect_create_addr_base_for_vector_ref with additional argument.
5637 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5638 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5639 Fixed and simplified calculation of step.
5640 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5641 of bsi, and with additional argument. Call bump_vector_ptr with
5642 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5643 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5644 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5645 when the realignment setup needs to take place inside the loop.
5646 Support the dr_explicit_realign scheme. Allow generating the optimized
5647 realignment scheme for outer-loop vectorization. Added documentation.
5648 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5649 the 'nested_in_vect_loop' case, including loads that are invariant in
5650 the outer-loop and the realignment schemes. Handle the case when the
5651 realignment setup needs to take place inside the loop. Call
5652 vect_setup_realignment with additional arguments. Call
5653 vect_create_data_ref_ptr with additional argument and with loop instead
5654 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5655 (vect_gen_niters_for_prolog_loop): Call
5656 vect_create_addr_base_for_vector_ref with additional arguments.
5657 (vect_create_cond_for_align_checks): Likewise.
5658 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5659 scheme: takes additional argument bump; argument ptr_incr is now
5660 optional; updated documentation.
5661 (vect_init_vector): Takes additional argument (bsi). Use it, if
5662 available, to insert the vector initialization.
5663 (get_initial_def_for_induction): Pass additional argument in call to
5665 (vect_get_vec_def_for_operand): Likewise.
5666 (vect_setup_realignment): Likewise.
5667 (vectorizable_load): Likewise.
5669 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5671 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5672 as argument instead of struct loop.
5673 (nested_in_vect_loop_p): New function.
5674 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5676 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5677 from other phis in the loop.
5678 (destroy_loop_vec_info): Add additional argument to declaration.
5680 * tree-vectorizer.c (supportable_widening_operation): Also check if
5681 nested_in_vect_loop_p (don't allow changing the order in this case).
5682 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5683 of struct loop. Call nested_in_vect_loop_p and don't require
5684 flag_unsafe_math_optimizations if it returns true.
5685 (new_stmt_vec_info): When setting def_type for phis differentiate
5686 loop-header phis from other phis.
5687 (bb_in_loop_p): New function.
5688 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5689 just update their loop_vinfo. Order of BB traversal now matters -
5690 call dfs_enumerate_from with bb_in_loop_p.
5691 (destroy_loop_vec_info): Takes additional argument to control whether
5692 stmt_vinfo of the loop stmts should be destroyed as well.
5693 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5694 reduction stmt to be defines by a non loop-header phi.
5695 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5697 * tree-vect-transform.c (vectorizable_reduction): Call
5698 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5699 (vectorizable_call): Likewise.
5700 (vectorizable_conversion): Likewise.
5701 (vectorizable_operation): Likewise.
5702 (vectorizable_type_promotion): Likewise.
5703 (vectorizable_type_demotion): Likewise.
5704 (vectorizable_store): Likewise.
5705 (vectorizable_live_operation): Likewise.
5706 (vectorizable_reduction): Likewise. Also pass loop_info to
5707 vect_is_simple_reduction instead of loop.
5708 (vect_init_vector): Call nested_in_vect_loop_p.
5709 (get_initial_def_for_reduction): Likewise.
5710 (vect_create_epilog_for_reduction): Likewise.
5711 (vect_init_vector): Check which loop to work with, in case there's an
5713 (get_initial_def_for_inducion): Extend to handle outer-loop
5714 vectorization. Fix indentation.
5715 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5716 In the case vect_induction_def get the vector def from the induction
5717 phi node, instead of calling get_initial_def_for_inducion.
5718 (get_initial_def_for_reduction): Extend to handle outer-loop
5720 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5722 (vect_transform_loop): Change assert to just skip this case. Add a
5724 (vect_finish_stmt_generation): Add a couple asserts.
5726 (vect_estimate_min_profitable_iters): Multiply
5727 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5729 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5730 this is an inner-loop reduction in outer-loop vectorization.
5732 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5733 Same code as what used to be vect_analyze_scalar_cycles, only with
5734 additional argument loop, and loop_info passed to
5735 vect_is_simple_reduction instead of loop.
5736 (vect_analyze_scalar_cycles): Code factored out into
5737 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5738 Updated documentation.
5739 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5740 outer-loop vectorization that are live or not used in the outerloop,
5741 cause this requires special handling.
5742 (vect_enhance_data_refs_alignment): Don't consider versioning for
5744 (vect_analyze_data_refs): Check that there are no datarefs in the
5746 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5747 and vect_used_in_outer_by_reduction cases.
5748 (process_use): Also consider the case of outer-loop stmt defining an
5749 inner-loop stmt and vice versa.
5750 (vect_analyze_loop_1): New function.
5751 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5752 loops. Call vect_analyze_loop_1.
5753 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5754 been vectorized. Call destroy_loop_vec_info with additional argument.
5756 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5757 in the inner-loop when doing outer-loop vectorization. Add
5758 documentation and printout.
5759 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5760 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5762 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5764 * tree-affine.h (print_aff): New prototype.
5765 (debug_aff): Likewise.
5766 * tree-affine.c (print_aff): New function.
5767 (debug_aff): Likewise.
5769 2007-08-18 Paul Brook <paul@codesourcery.com>
5770 Joseph Myers <joseph@codesourcery.com>
5772 * common.opt (-fdebug-prefix-map=): New option.
5773 * opts.c: Include debug.h.
5774 (common_handle_option): Handle -fdebug-prefix-map.
5775 * final.c: Include ggc.h.
5776 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5777 remap_debug_filename): New.
5778 * Makefile.in (final.o, opts.o): Update dependencies.
5779 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5780 * configure.ac: Check for assembler --debug-prefix-map support.
5781 * configure, config.in: Regenerate.
5782 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5783 (ASM_DEBUG_SPEC): Include ASM_MAP.
5784 * doc/install.texi (--with-debug-prefix-map): Document.
5785 * doc/invoke.texi (-fdebug-prefix-map): Document.
5786 * dbxout.c (dbxout_init, dbxout_start_source_file,
5787 dbxout_source_file): Call remap_debug_filename.
5788 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5789 dwarf2out_start_source_file, dwarf2out_finish): Call
5790 remap_debug_filename.
5791 (file_table_relative_p): Do not check d->emitted_number.
5792 * toplev.c (output_file_directive): Call remap_debug_filename.
5793 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5794 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5796 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5798 * loop-invariant.c (find_invariants_to_move): Add missing macro
5801 2007-08-17 Tom Tromey <tromey@redhat.com>
5803 * tree.h (struct tree_label_decl): Removed old "java" fields.
5805 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5806 Nigel Stephens <nigel@mips.com>
5808 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5809 Treat -mno-data-in-code and -mcode-xonly as aliases for
5810 -mcode-readable=no and -mcode-readable=pcrel respectively.
5811 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5812 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5813 (MULTILIB_DIRNAMES): Update accordingly.
5815 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5817 * Makefile.in (version.o): Depend on $(REVISION) only if
5818 REVISION_s is defined.
5820 2007-08-17 Sa Liu <saliu@de.ibm.com>
5821 Ulrich Weigand <uweigand@de.ibm.com>
5824 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5825 use build_qualified_type to retain qualifiers of the base type.
5827 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5829 * config/score/score.md : Update pattern tablejump.
5830 * config/score/score.c : Update score_initialize_trampoline
5832 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5833 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5834 * doc/contrib.texi: Add my entry.
5836 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5838 * Makefile.in (REVISION): New.
5841 (version.o): Also depend on $(REVISION). Add
5842 -DREVISION=$(REVISION_s).
5844 * version.c (version_string): Add REVISION.
5846 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5848 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5849 of GOTO that's relocated to a different block.
5851 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5853 * c-common.c (const_strip_array_types): New.
5854 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5855 (const_strip_array_types): New.
5856 * c-objc-common.c (c_disregard_inline_limits,
5857 c_warn_unused_global_decl): Constify.
5858 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5859 c_vla_type_p, c_incomplete_type_error): Likewise.
5860 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5861 * hooks.c (hook_bool_const_tree_false): New.
5862 * hooks.h (hook_bool_const_tree_false): Likewise.
5863 * langhooks-def.h (lhd_warn_unused_global_decl,
5864 lhd_incomplete_type_error, lhd_expr_size,
5865 lhd_tree_inlining_disregard_inline_limits,
5866 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5867 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5868 * langhooks.c (lhd_warn_unused_global_decl,
5869 lhd_incomplete_type_error,
5870 lhd_tree_inlining_disregard_inline_limits,
5871 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5872 lhd_expr_size): Likewise.
5873 * langhooks.h (lang_hooks_for_tree_inlining,
5874 lang_hooks_for_tree_dump, lang_hooks_for_types,
5875 lang_hooks_for_decls, lang_hooks): Likewise.
5876 * pointer-set.c (pointer_set_t, pointer_set_create,
5877 pointer_set_contains, insert_aux, pointer_set_insert,
5878 pointer_set_traverse, pointer_map_t, pointer_map_create,
5879 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5881 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5882 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5883 pointer_map_traverse): Likewise.
5884 * predict.c (assert_is_empty): Likewise.
5885 * tree-affine.c (free_name_expansion): Likewise.
5886 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5887 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5888 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5890 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5892 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5894 (destroy_loop_vec_info): Add call to VEC_free.
5895 * tree-vectorizer.h (may_alias_ddrs): Define.
5896 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5897 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5898 Change reporting to dump.
5899 (vect_is_duplicate_ddr): New.
5900 (vect_mark_for_runtime_alias_test): New.
5901 (vect_analyze_data_ref_dependences) Add call to
5902 vect_mark_for_runtime_alias_test.
5903 (vect_enhance_data_refs_alignment): Define local variable
5904 vect_versioning_for_alias_required, don't perform
5905 peeling for alignment if versioning for alias is
5907 (vect_enhance_data_refs_alignment): Use
5908 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5909 PARAM_VECT_MAX_VERSION_CHECKS.
5910 * tree-vect-transform.c
5911 (vect_create_cond_for_alias_checks): New.
5912 (vect_transform_loop): Add call to
5913 vect_create_cond_for_alias_checks.
5914 (vect_vfa_segment_size): New.
5915 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5917 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5918 * gcc/doc/invoke.texi
5919 (vect-max-version-for-alignment-checks): Document.
5920 (vect-max-version-for-alias-checks): Document.
5921 (vect-max-version-checks): Remove.
5923 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5925 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5926 the same line as the instruction for all asm dialects.
5927 (*rep_movsi): Ditto.
5928 (*rep_movsi_rex64): Ditto.
5929 (*rep_movqi): Ditto.
5930 (*rep_movqi_rex64): Ditto.
5931 (*rep_stosdi_rex64): Ditto.
5932 (*rep_stossi): Ditto.
5933 (*rep_stossi_rex64): Ditto.
5934 (*rep_stosqi): Ditto.
5935 (*rep_stosqi_rex64): Ditto.
5936 (*cmpstrnqi_nz_1): Ditto.
5937 (*cmpstrnqi_nz_rex_1): Ditto.
5938 (*cmpstrnqi_1): Ditto.
5939 (*cmpstrnqi_rex_1): Ditto.
5940 (*strlenqi_1): Ditto.
5941 (*strlenqi_rex_1): Ditto.
5942 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5943 prefix on the same line as the instruction for all asm dialects.
5944 (sync_double_compare_and_swap<mode>): Ditto.
5945 (*sync_double_compare_and_swapdi_pic): Ditto.
5946 (*sync_compare_and_swap_cc<mode>): Ditto.
5947 (sync_double_compare_and_swap_cc<mode>): Ditto.
5948 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5949 (sync_old_add<mode>): Ditto.
5950 (sync_add<mode>): Ditto.
5951 (sync_sub<mode>): Ditto.
5952 (sync_ior<mode>): Ditto.
5953 (sync_and<mode>): Ditto.
5954 (sync_xor<mode>): Ditto.
5956 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5959 * reload.c (find_reloads): Check that the memory returned by
5960 find_reloads_toplev was not the result of forcing a constant
5962 (find_reloads_toplev): Always use simplify_gen_subreg to get
5963 the subreg of a constant. If the result is also a constant,
5964 but not a legitimate one, force it into the constant pool
5965 and reload its address.
5967 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5969 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5972 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5974 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5975 directive for the current vector ABI.
5977 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5980 * caller-save.c (reg_save_code): Set invalide status on restore code.
5982 2007-08-15 Diego Novillo <dnovillo@google.com>
5984 * tree-ssa-alias.c (compute_memory_partitions): Use
5985 alias_bitmap_obstack to allocate bitmaps.
5986 (reset_alias_info): Factor out of init_alias_info.
5987 Mark all name tags not associated to an SSA name for renaming.
5988 (init_alias_info): Call it.
5989 (create_name_tags): Tidy. Add comments.
5990 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5992 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5994 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5995 scheduler dependencies.
5997 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5999 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
6001 (*iorsi_1_zext): Likewise.
6002 (*iorsi_1_zext_imm): Likewise.
6003 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
6004 with "rm"/"xm" constraint.
6005 (sse2_vmsqrtv2df2): Likewise.
6007 2007-08-15 Jakub Jelinek <jakub@redhat.com>
6010 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
6013 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
6015 * tree-pass.h (PROP_pta): Removed.
6016 (TODO_rebuild_alias): New.
6017 (pass_may_alias): Removed.
6018 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
6019 aliasing if we changed something.
6020 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
6022 (pass_may_alias): Removed.
6023 (create_structure_vars): Return TODO_rebuild_alias.
6024 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
6025 * tree-sra.c (tree_sra): Only rebuild aliasing if something
6027 (tree_sra_early): We never affect aliasing right now.
6028 * tree-flow.h (compute_may_aliases): New prototype.
6029 * passes.c: Remove pass_may_alias from the passes.
6030 (execute_function_todo): Support TODO_rebuild_alias.
6032 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
6034 * i386.c: (legitimize_address): Move dllimported variable check
6035 infront of legitimizing pic address of CONST symbols.
6037 2007-08-14 Steve Ellcey <sje@cup.hp.com>
6039 PR tree-optimization/32941
6040 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
6041 (goto_queue_cmp): Remove.
6042 (find_goto_replacement): Change search method.
6043 (maybe_record_in_goto_queue): Add assert.
6044 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
6045 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
6047 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6049 * alias.c (component_uses_parent_alias_set): Constify.
6050 * alias.h (component_uses_parent_alias_set): Likewise.
6051 * cfgrtl.c (print_rtl_with_bb): Likewise.
6052 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
6053 mpz_get_double_int): Likewise.
6054 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
6055 mpz_get_double_int): Likewise.
6056 * expr.c (is_aligning_offset, undefined_operand_subword_p,
6057 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
6059 * expr.h (safe_from_p): Likewise.
6060 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
6062 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
6063 zero_sized_type, goa_lhs_expr_p): Likewise.
6064 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
6065 * rtl.h (print_rtl_with_bb): Likewise.
6066 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
6067 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
6068 * tree-flow-inline.h (bb_stmt_list): Constify.
6069 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
6071 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
6072 const_first_stmt, const_last_stmt): New.
6073 (block_may_fallthru, empty_block_p): Constify.
6074 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
6075 EXPR_ONLY_BODY): New.
6076 (expr_first, expr_last, expr_only): Use macro for body.
6077 (const_expr_first, const_expr_last, const_expr_only): New.
6078 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
6079 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
6080 ctsi_prev, ctsi_stmt): New.
6081 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
6082 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
6083 * tree-ssa-loop-niter.c (loop_only_exit_p,
6084 derive_constant_upper_bound): Likewise.
6085 * tree-ssa-phiopt.c (empty_block_p): Likewise.
6086 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
6087 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
6088 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
6089 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
6090 * tree.c (get_type_static_bounds): Likewise.
6091 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
6092 (get_type_static_bounds): Constify.
6094 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6097 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
6098 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
6099 (*<addsub><mode>3_cc_overflow): New.
6100 (*add<mode>3_cconly_overflow): New.
6101 (*sub<mode>3_cconly_overflow): New.
6102 (*<addsub>si3_zext_cc_overflow): New.
6103 * config/i386/predicates.md (fcmov_comparison_operator): Accept
6104 CCCmode for LTU, GTU, LEU and GEU.
6105 (ix86_comparison_operator): Likewise.
6106 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
6107 * config/i386/i386.c (put_condition_code): Support CCCmode.
6108 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
6109 or MINUS expressions.
6111 2007-08-14 Andrew Pinski <pinskia@gmail.com>
6114 * c-typeck.c (build_binary_op): Disallow vector float types with
6115 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6117 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6119 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6120 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6121 (dep_def): New typedef.
6122 (init_dep_1, sd_debug_dep): Declare functions.
6123 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6124 (debug_dep_links): Remove.
6125 (struct _deps_list): New field 'n_links'.
6126 (DEPS_LIST_N_LINKS): New macro.
6127 (FOR_EACH_DEP_LINK): Remove.
6128 (create_deps_list, free_deps_list, delete_deps_list): Remove
6130 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6131 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6132 (copy_deps_list_change_con, move_dep_link): Ditto.
6133 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6134 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6136 (INSN_BACK_DEPS): Remove.
6137 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6139 (INSN_DEP_COUNT): Remove.
6140 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6141 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6142 Declare global variables.
6143 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6144 (add_forw_dep, compute_forward_dependences): Remove declarations.
6145 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6146 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6147 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6149 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6151 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6152 (sd_list_types_def): New typedef.
6153 (sd_next_list): Declare function.
6154 (struct _sd_iterator): New type.
6155 (sd_iterator_def): New typedef.
6156 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6158 (FOR_EACH_DEP): New cycle wrapper.
6159 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
6161 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
6162 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
6165 * sched-deps.c (init_dep_1): Make global.
6166 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
6168 (dump_dep): New static function.
6169 (dump_dep_flags): New static variable.
6170 (sd_debug_dep): New function.
6171 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
6173 (move_dep_link): Use remove_from_deps_list (), instead of
6175 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
6176 (dep_link_is_detached_p): New static function.
6177 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
6179 (dn_pool, dl_pool): New alloc_pools.
6180 (dn_pool_diff, dl_pool_diff): New static variables.
6181 (create_dep_node, delete_dep_node): New static function.
6182 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
6183 (deps_list_empty_p): Make it static. Use 'n_links' field.
6184 (deps_pools_are_empty_p): New static function.
6185 (alloc_deps_list, delete_deps_list): Remove.
6186 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
6187 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6188 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
6189 (forward_dependency_cache): Remove.
6190 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
6191 'back' from the names. Change signature to use dep_t instead of
6193 (add_back_dep): Ditto. Make global.
6194 (check_dep_status): Rename to check_dep ().
6195 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
6197 (sd_finish_insn): Ditto.
6198 (sd_find_dep_between_no_cache): New static function.
6199 (sd_find_dep_between): New function.
6200 (ask_dependency_caches, set_dependency_caches): New static functions.
6201 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
6202 (add_or_update_dep_1): Separate pieces of functionality into
6203 ask_dependency_caches (), update_dependency_caches (),
6204 change_spec_dep_to_hard (), update_dep ().
6205 (get_back_and_forw_lists): New static function.
6206 (sd_add_dep): Separate setting of dependency caches into
6207 set_dependency_caches ().
6208 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
6210 (sd_delete_dep): Ditto.
6211 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
6212 (dump_lists): New static function.
6213 (sd_debug_lists): New debug function.
6214 (delete_all_dependences, fixup_sched_groups): Update to use
6215 sd_* infrastructure.
6216 (sched_analyze_2): Create data-speculative dependency only if
6217 data-speculation is enabled.
6218 (sched_analyze_insn): If insn cannot be speculative, make all its
6219 dependencies non-speculative.
6220 (sched_analyze): Use sd_init_insn ().
6221 (add_forw_dep, compute_forward_dependencies): Remove.
6222 (delete_dep_nodes_in_back_deps): New static function.
6223 (sched_free_deps): New function.
6224 (init_dependency_caches): Init alloc_pools.
6225 (extend_depedency_caches): Update after removing of
6226 forward_dependency_cache.
6227 (free_dependency_caches): Ditto. Free alloc_pools.
6228 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
6229 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
6231 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6232 (add_dependence): Use init_dep ().
6233 (get_dep_weak_1): New static function.
6234 (get_dep_weak): Move logic to get_dep_weak_1 ().
6235 (dump_ds): New static function moved from haifa-sched.c:
6236 debug_spec_status ().
6237 (debug_ds): New debug function.
6238 (check_dep_status): Rename to check_dep (). Update to check whole
6241 * haifa-sched.c (spec_info): Make global.
6242 (added_recovery_block_p): Rename to
6243 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
6244 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
6245 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
6246 to use new interfaces.
6247 (ok_for_early_queue_removal): Ditto.
6248 (schedule_block): Initialize logical uids of insns emitted by the
6250 (sched_init): Initialize new variable.
6251 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6253 (extend_global): Initialize insn data.
6254 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
6255 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
6257 (add_to_speculative_block): Update to use new interfaces.
6258 (create_recovery_block): Set new variables.
6259 (create_check_block_twin, fix_recovery_deps): Update to use new
6261 (sched_insn_is_legitimate_for_speculation_p): New function.
6262 (speculate_insn): Move checking logic to
6263 sched_insn_is_legitimate_for_speculation_p ().
6264 (sched_remove_insn): Finalize sched-deps information of instruction.
6265 (clear_priorities, add_jump_dependencies): Update to use new
6267 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
6269 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
6270 to use new interfaces.
6271 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
6272 (new_ready): Try to use control speculation only if it is available.
6273 (add_branch_dependences): Update to use new interfaces.
6274 (compute_block_backward_dependences): Rename to
6275 compute_block_dependences (). Call
6276 targetm.sched.dependencies_evaluation_hook ().
6277 (free_block_dependencies): New static function.
6278 (debug_dependencies): Update to use new interfaces.
6279 (schedule_region): Remove separate computation of forward dependencies.
6280 Move call of targetm.sched.dependencies_evaluation_hook () to
6281 compute_block_dependences (). Free dependencies at the end of
6282 scheduling the region.
6284 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
6286 (add_deps_for_risky_insns): Ditto.
6287 (schedule_ebb): Remove separate computation of forward dependencies.
6288 Free dependencies at the end of scheduling the ebb.
6290 * ddg.c (create_ddg_dependence): Update to use new interfaces.
6291 (build_intra_loop_deps): Ditto. Remove separate computation of
6292 forward dependencies. Free sched-deps dependencies.
6294 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
6295 to use new interfaces.
6296 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
6298 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
6300 (is_costly_group): Ditto.
6302 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6304 * alias.c (rtx_equal_for_memref_p): Constify.
6305 * basic-block.h (const_edge, const_basic_block): New.
6306 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6307 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
6308 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
6309 probably_never_executed_bb_p, edge_probability_reliable_p,
6310 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
6311 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
6313 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
6314 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
6316 * cfganal.c (flow_active_insn_p, forwarder_block_p,
6317 flow_nodes_print, dfs_enumerate_from): Likewise.
6318 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
6319 control_flow_insn_p, count_basic_blocks): Likewise.
6320 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6321 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6322 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6323 average_num_loop_insns, loop_exit_edge_p,
6324 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6325 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6326 average_num_loop_insns, seq_cost): Likewise.
6327 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6328 * dominance.c (dominated_by_p): Likewise.
6329 * emit-rtl.c (validate_subreg): Likewise.
6330 * except.c (can_throw_internal, can_throw_external): Likewise.
6331 * except.h (can_throw_internal, can_throw_external): Likewise.
6332 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6333 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6334 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6335 simple_mem, store_ops_ok, load_kills_store, find_loads,
6336 store_killed_in_insn, store_killed_after, store_killed_before,
6337 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6339 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6340 noce_mem_write_may_trap_or_fault_p): Likewise.
6341 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6343 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6345 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6346 probably_cold_bb_p, probably_never_executed_bb_p,
6347 edge_probability_reliable_p, br_prob_note_reliable_p,
6348 can_predict_insn_p): Likewise.
6349 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6350 * resource.c (return_insn_p): Likewise.
6351 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6353 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6354 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6355 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6356 verify_gimple_modify_stmt): Likewise.
6357 * tree-chrec.c (is_not_constant_evolution,
6358 is_multivariate_chrec_rec, is_multivariate_chrec,
6359 chrec_contains_symbols, chrec_contains_undetermined,
6360 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6361 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6362 eq_evolutions_p, scev_direction): Likewise.
6363 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6364 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6365 chrec_contains_symbols_defined_in_loop,
6366 chrec_contains_undetermined, tree_contains_chrecs,
6367 evolution_function_is_affine_multivariate_p,
6368 evolution_function_is_univariate_p, chrec_zerop,
6369 evolution_function_is_constant_p, evolution_function_is_affine_p,
6370 evolution_function_is_affine_or_constant_p,
6371 tree_does_not_contain_chrecs, chrec_type): Likewise.
6372 * tree-data-ref.c (tree_fold_divides_p,
6373 object_address_invariant_in_loop_p, dr_may_alias_p,
6374 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6375 same_access_functions, constant_access_functions,
6376 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6378 * tree-flow.h (scev_direction): Likewise.
6379 * tree-gimple.c (is_gimple_stmt): Likewise.
6380 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6382 * tree-pretty-print.c (op_prio): Likewise.
6383 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6384 analyzable_condition, backedge_phi_arg_p): Likewise.
6385 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6386 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6387 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6390 2007-08-13 Dan Hipschman <dsh@google.com>
6393 * c-format.c (check_format_arg): Move check for zero-length
6394 format strings below the check for unterminated strings.
6396 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6399 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6402 2007-08-13 Nick Clifton <nickc@redhat.com>
6404 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6406 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6409 * c-format.c (gcc_gfc_length_specs): New array.
6410 (gcc_gfc_char_table): Add unsigned specifier, and references to
6411 the l length modifier.
6412 (format_types_orig): Use the new gcc_gfc_length_specs.
6414 2007-08-12 Sa Liu <saliu@de.ibm.com>
6416 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6417 and with REG_RETVAL note after split.
6419 2007-08-11 David Daney <ddaney@avtrex.com>
6421 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6422 as ATTRIBUTE_UNUSED.
6424 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6425 Segher Boessenkool <segher@kernel.crashing.org>
6427 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6428 HAVE_LOCAL_CPU_DETECT not defined.
6430 2007-08-11 Jan Hubicka <jh@suse.cz>
6432 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6433 (cgraph_process_new_functions): Honor previous value of
6434 disregard_inline_limits.
6435 * ipa-inline.c (compute_inline_parameters): Likewise.
6437 2007-08-11 Ian Lance Taylor <iant@google.com>
6439 * alias.h (alias_set_type): Define new type.
6440 (ALIAS_SET_MEMORY_BARRIER): Use it.
6441 * rtl.h: Include alias.h.
6442 (struct mem_attrs): Use alias_set_type.
6443 * tree.h: Include alias.h
6444 (struct tree_type): Use alias_set_type.
6445 (struct tree_struct_field_tag): Likewise.
6446 (struct tree_decl_common): Likewise.
6447 * alias.c (struct alias_set_entry): Use alias_set_type.
6448 (get_alias_set_entry, alias_set_subset_of): Likewise.
6449 (alias_sets_conflict_p): Likewise.
6450 (alias_sets_must_conflict_p): Likewise.
6451 (objects_must_conflict_p): Likewise.
6452 (get_alias_set, new_alias_set): Likewise.
6453 (record_alias_subset, record_component_aliases): Likewise.
6454 (varargs_set, frame_set): Change to alias_set_type.
6455 (get_varargs_alias_set): Use alias_set_type.
6456 (get_frame_alias_set): Likewise.
6457 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6458 * dse.c (struct store_info): Use alias_set_type.
6459 (struct read_info, struct clear_alias_mode_holder): Likewise.
6460 (clear_alias_set_lookup, canon_address): Likewise.
6461 (record_store, check_mem_read_rtx): Likewise.
6462 (dse_record_singleton_alias_set): Likewise.
6463 (dse_invalidate_singleton_alias_set): Likewise.
6464 * emit-rtl.c (get_mem_attrs): Likewise.
6465 (set_mem_attributes_minus_bitpos): Likewise.
6466 (set_mem_alias_set): Likewise.
6467 * expr.c (store_constructor_field, store_field): Likewise.
6468 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6469 * langhooks.c (lhd_get_alias_set): Likewise.
6470 * langhooks-def.h (lhd_get_alias_set): Likewise.
6471 * reload1.c (alter_reg): Likewise.
6472 * tree-flow.h (struct fieldoff): Likewise.
6473 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6474 (may_alias_p, get_smt_for, create_sft): Likewise.
6475 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6476 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6477 (merge_smts_into): Likewise.
6478 * varasm.c (const_alias_set): Likewise.
6479 * c-common.c (strict_aliasing_warning): Likewise.
6480 (c_common_get_alias_set): Likewise.
6481 * dse.h (dse_record_singleton_alias_set): Update declaration.
6482 (dse_invalidate_singleton_alias_set): Likewise.
6483 * emit-rtl.h (set_mem_alias_set): Likewise.
6484 * c-common.h (c_common_get_alias_set): Likewise.
6485 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6486 * print-tree.c (print_node): Likewise.
6487 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6489 (alpha_setup_incoming_varargs): Use alias_set_type.
6490 * config/i386/i386.c (setup_incoming_varargs_64): Use
6492 (setup_incoming_varargs_ms_64): Likewise.
6493 (ix86_GOT_alias_set): Likewise.
6494 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6495 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6496 (set): Change to alias_set_type.
6497 (get_TOC_alias_set): Use alias_set_type.
6498 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6500 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6501 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6503 (struct_value_alias_set): Likewise.
6504 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6506 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6508 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6509 * config/vxworks.h (TARGET_VXWORKS): Override.
6510 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6511 "mips" if TARGET_VXWORKS.
6513 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6515 * calls.c (avoid_likely_spilled_reg): New function.
6516 (expand_call): Use it.
6518 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6520 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6522 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6524 * config/mips/predicates.md (const_call_insn_operand): Invoke
6525 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6527 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6530 * config/rs6000/driver-rs6000.c: Include link.h.
6531 Use ElfW instead of wordsize-specif typedef.
6533 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6535 * system.h (CONST_CAST): New.
6536 * c-decl.c (c_make_fname_decl): Use it.
6537 * c-lex.c (cb_ident, lex_string): Likewise.
6538 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6539 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6540 give_switch, set_multilib_dir): Likewise.
6541 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6542 * passes.c (execute_one_pass): Likewise.
6543 * prefix.c (update_path): Likewise.
6544 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6545 * tree.c (build_string): Likewise.
6547 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6549 * tree-flow-inline.h (is_exec_stmt): Remove.
6550 (is_label_stmt): Remove.
6551 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6554 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6556 * lower-subreg.c (resolve_shift_zext): Don't adjust
6557 src_reg_num for wordmode operands.
6559 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6560 David Ung <davidu@mips.com>
6562 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6563 (TARGET_SCHED_REORDER2): Define.
6564 (mips_maybe_swap_ready): New.
6565 (mips_last_74k_agen_insn): New.
6566 (mips_74k_agen_init): New.
6567 (mips_74k_agen_reorder): New function to group loads and stores
6569 (mips_sched_init): New.
6570 (mips_sched_reorder): Don't do initialization here. Call
6571 mips_74k_agen_reorder.
6572 (mips_variable_issue): Call mips_74k_agen_init.
6574 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6576 * tree-flow-inline.h (get_filename): Remove.
6578 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6580 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6582 (mips_fetch_insns): Delete in favor of...
6583 (mips_load_store_insns): ...this new function.
6584 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6585 to say whether multiword moves _might_ be split.
6586 (mips_fetch_insns): Delete in favor of...
6587 (mips_load_store_insns): ...this new function.
6588 (mips_rtx_costs): Update the call to mips_address_insns.
6589 (mips_address_cost): Likewise.
6590 * config/mips/mips.md (length): Use mips_load_store_insns instead
6591 of mips_fetch_insns.
6592 * config/mips/constraints.md (R): Use mips_address_insns rather
6593 than mips_fetch_insns. Assume that the move never needs to be split.
6595 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6597 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6598 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6599 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6600 * config/mips/mips.h (mips16_hard_float): Delete.
6601 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6602 definitions, and replace with....
6603 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6604 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6605 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6606 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6607 (override_options): Replace MASK_SOFT_FLOAT references with
6608 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6609 and mips16_hard_float when TARGET_MIPS16.
6611 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6614 * c-typeck.c (build_binary_op): Check for non pointer types before
6615 calling int_fits_type_p.
6617 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6620 * fold-const.c (omit_one_operand): Return only the ommitted expression
6621 if the result is an empty statement.
6622 (pedantic_omit_one_operand): Likewise.
6624 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6626 * c-typeck.c (readonly_error): Improve error for assignment.
6628 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6630 (pp_c_expression): Ditto.
6632 2007-08-09 Simon Baldwin <simonb@google.com>
6634 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6635 break that was preventing simplify_associative_operation() for xor.
6637 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6638 Nigel Stephens <nigel@mips.com>
6640 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6641 Document change in interpretation of value from boolean to
6643 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6644 ffs and ctz using clz.
6645 (expand_unop): Call them.
6646 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6648 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6649 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6650 enable the new ffs expansion on this target.
6652 2007-08-09 Jan Hubicka <jh@suse.cz>
6654 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6655 (expand_ternary_op): Likewise.
6656 (expand_vec_shift_expr): Likewise.
6657 (expand_binop_directly): Likewise.
6658 (expand_binop): Likewise.
6659 (sign_expand_binop): Likewise.
6660 (expand_twoval_unop): Likewise.
6661 (expand_twoval_binop): Likewise.
6662 (expand_twoval_binop_libfunc): Likewise.
6663 (widen_clz): Likewise.
6664 (widen_bswap): Likewise.
6665 (expand_parity): Likewise.
6666 (expand_unop): Likewise.
6667 (expand_abs_nojump): Likewise.
6668 (expand_copysign): Likewise.
6669 (emit_no_conflict_block): Likewise.
6670 (emit_libcall_block): Likewise.
6671 (can_compare_p): Likewise.
6672 (prepare_cmp_insn): Likewise.
6673 (emit_cmp_and_jump_insn_1): Likewise.
6674 (prepare_float_lib_cmp): Likewise.
6675 (emit_conditional_add): Likewise.
6676 (gen_add2_insn): Likewise.
6677 (have_add2_insn): Likewise.
6678 (gen_sub2_insn): Likewise.
6679 (have_sub2_insn): Likewise.
6680 (can_extend_p): Likewise.
6681 (can_fix_p): Likewise.
6682 (can_float_p): Likewise.
6683 (expand_float): Likewise.
6684 (expand_fix): Likewise.
6685 (expand_sfix_optab): Likewise.
6686 (new_optab): Likewise.
6687 (new_convert_optab): Likewise.
6688 (init_libfuncs): Likewise.
6689 (init_interclass_conv_libfuncs): Likewise.
6690 (init_intraclass_conv_libfuncs): Likewise.
6691 (set_conv_libfunc): Likewise.
6692 (init_optabs): Likewise.
6693 (debug_optab_libfuncs): Likewise.
6694 (gen_cond_trap): Likewise.
6695 * optabs.h (optab_handler, convert_optab_hanlder): New.
6696 * genopinit.c: Update optabs generation table.
6697 * reload.c (find_reloads_address_1): Use optabs accestors.
6698 * builtins.c (expand_builtin_mathfn): Likewise.
6699 (expand_builtin_mathfn_2): Likewise.
6700 (expand_builtin_mathfn_3): Likewise.
6701 (expand_builtin_interclass_mathfn): Likewise.
6702 (expand_builtin_sincos): Likewise.
6703 (expand_builtin_cexpi): Likewise.
6704 (expand_builtin_powi): Likewise.
6705 (expand_builtin_strlen): Likewise.
6706 * dojump.c (do_jump): Likewise.
6707 * expr.c (convert_move): Likewise.
6708 (move_by_pieces): Likewise.
6709 (move_by_pieces_ninsns): Likewise.
6710 (can_store_by_pieces): Likewise.
6711 (store_by_pieces_1): Likewise.
6712 (emit_move_via_integer): Likewise.
6713 (emit_move_complex): Likewise.
6714 (emit_move_ccmode): Likewise.
6715 (emit_move_insn_1): Likewise.
6716 (emit_single_push_insn): Likewise.
6717 (store_constructor): Likewise.
6718 (expand_expr_real_1): Likewise.
6719 (do_store_flag): Likewise.
6720 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6721 (enumerate_modes): Likewise.
6722 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6723 (supportable_widening_operation): Likewise.
6724 (supportable_narrowing_operation): Likewise.
6725 * expmed.c (store_bit_field_1): Likewise.
6726 (extract_bit_field_1): Likewise.
6727 (expand_mult_highpart_optab): Likewise.
6728 (expand_smod_pow2): Likewise.
6729 (expand_divmod): Likewise.
6730 (emit_store_flag): Likewise.
6731 * tree-vect-patterns.c
6732 (vect_pattern_recog_1): Likewise.
6733 * tree-ssa-loop-prefetch.c
6734 (nontemporal_store_p): Likewise.
6735 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6736 (vect_create_epilog_for_reduction): Likewise.
6737 (vectorizable_reduction): Likewise.
6738 (vectorizable_operation): Likewise.
6739 (vect_strided_store_supported): Likewise.
6740 (vectorizable_store): Likewise.
6741 (vect_strided_load_supported): Likewise.
6742 (vectorizable_load): Likewise.
6743 * combine.c (simplify_comparison): Likewise.
6744 * tree-vect-generic.c
6745 (type_for_widest_vector_mode): Likewise.
6746 (expand_vector_operations_1): Likewise.
6747 * config/spu/spu.c (spu_expand_mov): Likewise.
6748 (spu_emit_vector_compare): Likewise.
6749 * config/rs6000/rs6000.c
6750 (rs6000_emit_vector_compare): Likewise.
6751 * stmt.c (add_case_node): Likewise.
6752 * reload1.c (gen_reload):
6754 2007-08-09 Michael Matz <matz@suse.de>
6756 * tree.h (fixed_zerop): Declare as taking a const_tree.
6757 * tree.c (fixed_zerop): Take a const_tree.
6759 2007-08-09 Ira Rosen <irar@il.ibm.com>
6761 * tree-vect-transform.c (vectorizable_store): Remove call to
6762 copy_virtual_operands() and call mark_symbols_for_renaming() for
6763 the created vector store.
6764 (vect_setup_realignment): Don't call copy_virtual_operands() and
6765 update_vuses_to_preheader().
6766 (vectorizable_load): Don't call copy_virtual_operands().
6767 (update_vuses_to_preheader): Remove.
6769 2007-08-08 Chao-ying Fu <fu@mips.com>
6771 * tree.def (FIXED_POINT_TYPE): New type.
6772 (FIXED_CST): New constant.
6773 (FIXED_CONVERT_EXPR): New expr.
6774 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6775 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6776 * tree.h (struct tree_base): Add saturating_flag.
6777 Remove one bit of spare for saturating_flag.
6778 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6779 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6780 FIXED_POINT_TYPE_P): Define.
6781 (TYPE_SATURATING): Define.
6782 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6783 (struct tree_fixed_cst): New.
6784 (TYPE_IBIT, TYPE_FBIT): Define.
6785 (tree_node): Add fixed_cst.
6786 (enum tree_index): Add new enumeration values of
6787 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6788 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6789 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6790 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6791 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6792 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6793 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6794 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6795 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6796 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6797 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6798 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6799 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6800 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6801 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6802 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6803 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6804 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6805 (sat_short_fract_type_node, sat_fract_type_node,
6806 sat_long_fract_type_node, sat_long_long_fract_type_node,
6807 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6808 sat_unsigned_long_fract_type_node,
6809 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6810 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6811 unsigned_short_fract_type_node, unsigned_fract_type_node,
6812 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6813 sat_short_accum_type_node, sat_accum_type_node,
6814 sat_long_accum_type_node, sat_long_long_accum_type_node,
6815 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6816 sat_unsigned_long_accum_type_node,
6817 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6818 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6819 unsigned_short_accum_type_node, unsigned_accum_type_node,
6820 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6821 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6822 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6823 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6824 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6825 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6826 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6827 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6828 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6829 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6830 sat_uda_type_node, sat_uta_type_node): New macro.
6831 (make_fract_type, make_accum_type): Declare.
6832 (make_signed_fract_type, make_unsigned_fract_type,
6833 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6834 make_signed_accum_type, make_unsigned_accum_type,
6835 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6836 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6837 make_or_reuse_sat_signed_fract_type,
6838 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6839 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6840 make_or_reuse_sat_unsigned_accum_type): New macro.
6841 (fixed_zerop): Declare.
6842 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6843 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6844 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6845 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6846 * treestruct.def: Add TS_FIXED_CST.
6847 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6849 (tree-dump.o): Likewise.
6850 (print-tree.o): Likewise.
6851 (tree-pretty-print.o): Likewise.
6852 (fold-const.o): Likewise.
6853 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6854 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6855 (is_gimple_min_invariant): Handle FIXED_CST.
6856 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6857 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6858 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6859 (layout_type): Handle FIXED_POINT_TYPE.
6860 (make_fract_type, make_accum_type): New functions.
6861 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6862 * tree-dump.c (fixed-value.h): New include.
6863 (dump_fixed): New function.
6864 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6865 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6866 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6867 * tree-pretty-print.c (fixed-value.h): New include.
6868 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6870 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6871 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6872 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6873 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6874 for non-saturating fixed-point types.
6875 (reassociate_bb): Likewise.
6876 * emit-rtl.c (fixed-value.h): New include.
6877 (fconst0, fconst1): New array.
6878 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6879 * tree-vect-generic.c expand_vector_operation): Support
6880 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6882 (type_for_widest_vector_mode): Add one parameter for the
6884 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6886 Pass the satp parameter to type_for_mode for fixed-point types.
6887 (expand_vector_operations_1): Pass the saturating flag to
6888 type_for_widest_vector_mode.
6889 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6890 and MODE_VECTOR_UACCUM.
6891 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6892 (vectorizable_condition): Likewise.
6893 * tree.c (fixed-value.h): New include.
6894 (tree_code_size): Support FIXED_CST.
6895 (build_fixed): New function.
6896 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6897 (fixed_zerop): New function.
6898 (tree_node_structure): Support FIXED_CST.
6899 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6900 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6901 (type_hash_eq): Handle FIXED_POINT_TYPE.
6902 (simple_cst_equal): Support FIXED_CST.
6903 (iterative_hash_expr): Handle FIXED_CST.
6904 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6905 (get_narrower): Likewise.
6906 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6907 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6908 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6909 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6911 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6912 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6913 (initializer_zerop): Support FIXED_CST.
6914 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6915 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6916 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6917 (is_base_type): Handle FIXED_POINT_TYPE.
6918 (add_type_attribute): Handle FIXED_POINT_TYPE.
6919 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6920 * print-tree.c (fixed-value.h): New include.
6921 (print_node_brief): Support FIXED_CST.
6922 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6923 * c-pretty-print.c (fixed-value.h): New include.
6924 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6925 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6926 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6927 Support fixed-point types for inner items in VECTOR_TYPE.
6928 (pp_c_direct_declarator): Likewise.
6929 (pp_c_declarator): Likewise.
6930 (pp_c_fixed_constant): New function.
6931 (pp_c_constant): Handle FIXED_CST.
6932 (pp_c_primary_expression): Likewise.
6933 (pp_c_expression): Likewise.
6934 * fold-const.c (fixed-value.h): New include.
6935 (negate_expr_p): Return true for FIXED_CST.
6936 (fold_negate_expr): Support FIXED_CST.
6937 (split_tree): Support FIXED_CST.
6938 (const_binop): Support FIXED_CST.
6939 (fold_convert_const_int_from_fixed): New function to convert from
6941 (fold_convert_const_real_from_fixed): New function to convert from
6943 (fold_convert_const_fixed_from_fixed): New function to convert from
6944 fixed to another fixed.
6945 (fold_convert_const_fixed_from_int): New function to convert from
6947 (fold_convert_const_fixed_from_real): New function to convert from
6949 (fold_convert_const): Support conversions from fixed to int, from
6950 fixed to real, from fixed to fixed, from int to fixed, and from real
6952 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6953 (operand_equal_p): Support FIXED_CST.
6954 (make_range): For fixed-point modes, we need to pass the
6955 saturating flag as the 2nd parameter.
6956 (tree_swap_operands_p): Handle FIXED_CST.
6957 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6959 (fold_unary): Support FIXED_CONVERT_EXPR.
6960 (fold_binary): Handle FIXED_CST.
6961 Make sure the type is not saturating, before associating operations.
6962 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6963 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6964 (fold_negate_const): Support FIXED_CST.
6965 (fold_relational_const): Support FIXED_CST.
6966 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6967 (gimplify_expr): Handle FIXED_CST.
6968 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6969 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6970 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6971 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6972 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6973 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6974 LONG_LONG_ACCUM_TYPE_SIZE.
6975 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6976 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6977 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6978 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6979 MODE_ACCUM, and MODE_UACCUM.
6980 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6981 fixed-point types to disable reduction.
6982 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6984 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6986 * config/rs6000/x-rs6000: New file.
6987 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6988 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6989 (EXTRA_SPEC_FUNCTIONS): Define.
6990 (HAVE_LOCAL_CPU_DETECT): Define.
6991 (CC1_CPU_SPEC): Define.
6992 * config/rs6000/driver-rs6000.c: New file.
6993 * config/rs6000/aix.h (CC1_SPEC): Define.
6994 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6995 * config.host: Add x-rs6000 to host_xmake_file if host and target
6996 are rs6000 or powerpc.
6998 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7000 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
7002 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7003 Sandra Loosemore <sandra@codesourcery.com>
7004 Chao-ying Fu <fu@mips.com>
7005 Nigel Stephens <nigel@mips.com>
7006 David Ung <davidu@mips.com>
7008 * doc/invoke.texi (-mcode-readable): Document.
7009 * config/mips/mips.opt (mcode-readable): New option.
7010 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
7011 * config/mips/mips.h (mips_code_readable_setting): New enum.
7012 (mips_code_readable): Declare.
7013 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
7014 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
7015 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
7016 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
7017 boiler-plate comments.
7018 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7019 * config/mips/mips.c (mips_code_readable): New variable.
7020 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
7021 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
7022 context and -mcode-readable setting to restrict the use of
7023 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
7024 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
7025 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
7026 (mips_blocks_for_constant_p): Only return false for
7027 TARGET_MIPS16_PCREL_LOADS.
7028 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
7029 for MIPS16. Handle SYMBOL_32_HIGH.
7030 (mips_const_insns): Allow HIGHs for MIPS16 too.
7031 (mips_unspec_address_offset): New function, split out from...
7032 (mips_unspec_address): ...here.
7033 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
7034 16-bit symbolic constants. Assert approropiate conditions for
7035 using the "la" and "dla" macros.
7036 (mips_handle_option): Handle -mcode-readable=.
7037 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
7038 Set up mips_lo_relocs[SYMBOL_32_HIGH].
7039 (mips_strip_unspec_address): New function, split out from...
7040 (print_operand_reloc): ...here.
7041 (print_operand): Pass constants through mips_strip_unspec_address.
7042 (print_operand_address): Likewise.
7043 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
7044 (mips_select_rtx_section): Remove MIPS16 handling.
7045 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
7046 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
7047 (mips16_lay_out_constants): Do nothing unless
7048 TARGET_MIPS16_PCREL_LOADS.
7049 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
7050 * config/mips/mips.md: Split HIGHs for MIPS16.
7051 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7053 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7055 * config/mips/mips-protos.h (mips_emit_move): Declare.
7056 * config/mips/mips.c (mips_emit_move): New function.
7057 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
7058 (mips_legitimize_const_move): Likewise.
7059 (mips_legitimize_move): Likewise.
7060 (mips_split_64bit_move): Likewise.
7061 (mips_restore_gp): Likewise.
7062 (mips_load_call_address): Likewise.
7063 (mips_emit_fcc_reload): Likewise.
7064 (mips_set_return_address): Likewise.
7065 (mips_block_move_straight): Likewise.
7066 (mips_block_move_loop): Likewise.
7067 (mips_setup_incoming_varargs): Likewise.
7068 (mips_save_reg): Likewise.
7069 (mips_expand_prologue): Likewise.
7070 (mips_restore_reg): Likewise.
7071 (mips_expand_epilogue): Likewise.
7072 (mips_output_mi_thunk): Likewise.
7073 (build_mips16_call_stub): Likewise.
7074 (mips_builtin_branch_and_move): Likewise.
7075 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
7076 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7077 (fixuns_truncdfdi2): Likewise.
7078 (fixuns_truncsfsi2): Likewise.
7079 (fixuns_truncsfdi2): Likewise.
7080 (loadgp_absolute): Likewise.
7081 (builtin_setjmp_setup): Likewise.
7082 (builtin_longjmp): Likewise.
7083 (untyped_call): Likewise.
7085 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7087 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
7088 an "rtx *" argument. Return a bool.
7089 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
7090 values and return true if they can be split. Take the same kind of
7091 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
7092 and store the lo_sum there if nonnull. Use the symbol type to
7093 determine whether a $gp or HIGH is needed.
7094 (mips_legitimize_address): Update call to mips_split_symbol and
7095 simplify accordingly.
7096 (mips_legitimize_const_move): Likewise.
7097 * config/mips/mips.md: In the combine define_split,
7098 check mips_split_symbol instead of splittable_symbolic_operand.
7099 Update use of mips_split_symbol in the generator code.
7100 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
7102 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7104 * config/mips/mips.c (mips_symbolic_address_p): Delete.
7105 (mips_symbol_insns_1): New function, split out from...
7106 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
7107 and stores separately from load addresses.
7108 (mips_classify_address): Replace uses of mips_symbolic_address_p
7109 with uses of mips_symbol_insns.
7110 (mips_address_insns): Update calls to mips_symbol_insns.
7111 (mips_const_insns): Likewise.
7112 (mips_legitimize_address): Likewise.
7114 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7116 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7117 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7118 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7119 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7120 non-call contexts if TARGET_MIPS16.
7121 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7122 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7123 code for SYMBOL_ABSOLUTE.
7124 (mips_symbol_insns): Likewise.
7126 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7128 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7129 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7130 (mips_symbolic_constant_p): Likewise. Update the call to
7131 mips_classify_symbol.
7132 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7133 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7134 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7135 (print_operand_reloc): Add a context argument. Update the call to
7136 mips_symbolic_constant_p.
7137 (print_operand): Update the calls to print_operand_reloc.
7138 (print_operand_address): Use print_operand_reloc rather than
7140 (mips_rewrite_small_data_p): Add a context argument. Update the call
7141 to mips_symbolic_constant_p.
7142 (mips_small_data_pattern_1): Make DATA the containing mem.
7143 Update the call to mips_rewrite_small_data_p.
7144 (mips_rewrite_small_data_1): Likewise.
7145 (mips_use_anchors_for_symbol_p): Update the call to
7146 mips_symbolic_constant_p.
7147 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7148 (splittable_symbolic_operand): Likewise.
7149 (move_operand): Likewise.
7150 (absolute_symbolic_operand): Likewise.
7151 (got_disp_operand): Likewise.
7152 (got_page_ofst_operand): Likewise.
7154 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7156 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7157 (SYMBOL_ABSOLUTE): ...this.
7158 (SYMBOL_SMALL_DATA): Rename to...
7159 (SYMBOL_GP_RELATIVE): ...this.
7160 (SYMBOL_CONSTANT_POOL): Rename to...
7161 (SYMBOL_PC_RELATIVE): ...this.
7162 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
7163 (mips_symbolic_address_p, mips_symbol_insns, override_options)
7164 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
7165 after above changes.
7166 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7167 (general_symbolic_operand): Rename to...
7168 (absolute_symbolic_operand): ...this.
7169 * config/mips/mips.md: Update after above changes.
7171 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
7172 Revital Eres <eres@il.ibm.com>
7174 * ddg.c (print_ddg): Add dump information.
7175 * modulo-sched.c (print_node_sched_params): Add parameter and
7177 (calculate_maxii): Remove function.
7178 (undo_generate_reg_moves): Likewise.
7179 (undo_permute_partial_schedule): Likewise.
7180 (kernel_number_of_cycles): Likewise.
7181 (MAXII_FACTOR): New definition to calculate the upper bound of II.
7182 (sms_schedule): Use it. Remove profitability checks.
7183 (sms_schedule_by_order): Fix order of nodes within the cycle.
7185 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7187 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
7188 -profile option, add pie support.
7189 (ENDFILE_SPEC): New spec.
7190 * config/gnu.h (LIB_SPEC): Add -profile option.
7192 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7194 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
7195 * config/gnu.h (LIB_SPEC): Likewise.
7197 2007-08-07 Yaz Saito <saito@google.com>
7198 Ian Lance Taylor <iant@google.com>
7200 * common.opt (finstrument-functions-exclude-function-list): New
7202 (finstrument-functions-exclude-file-list): New option.
7203 * opts.c (char_p): Define and DEF_VEC.
7204 (flag_instrument_functions_exclude_functions): New static
7206 (flag_instrument_functions_exclude_files): New static variable.
7207 (add_instrument_functions_exclude_list): New static function.
7208 (flag_instrument_functions_exclude_p): New function.
7209 (common_handle_option): Handle new options.
7210 * flags.h (flag_instrument_functions_exclude_p): Declare.
7211 * gimplify.c (gimplify_function_tree): Call
7212 flag_instrument_functions_exclude_p.
7213 * doc/invoke.texi (Option Summary): Mention new options.
7214 (Code Gen Options): Document new options.
7216 2007-08-07 Ian Lance Taylor <iant@google.com>
7218 PR rtl-optimization/32776
7219 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
7220 (resolve_use): Likewise.
7221 (decompose_multiword_subregs): Remove "changed" local variable.
7223 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
7225 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
7226 * configure: Regenerate.
7227 * config.in: Regenerate.
7228 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
7231 2007-08-07 Ian Lance Taylor <iant@google.com>
7233 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
7234 note, just delete the insn.
7236 2007-08-07 Andreas Schwab <schwab@suse.de>
7239 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
7242 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
7244 * lower-subreg.c (resolve_subreg_use): Remove assertion.
7245 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
7246 (decompose_multiword_subregs): Use the functions above to decompose
7247 multiword shifts and zero-extends.
7249 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
7251 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
7252 "assemble" descriptions which were swapped.
7254 2007-08-06 Chao-ying Fu <fu@mips.com>
7256 * fixed-value.h: New file.
7257 * fixed-value.c: New file.
7258 * Makefile.in (OBJS-common): Add fixed-value.o.
7259 (fixed-value.o): New rule.
7260 (GTFILES): Add fixed-value.h.
7261 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
7262 to compare a.low and b.low.
7263 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
7265 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7266 Daniel Jacobowitz <dan@codesourcery.com>
7269 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
7271 (x86_64-*-netbsd*): Likewise.
7272 (x86_64-*-linux*): Likewise.
7273 (x86_64-*-kfreebsd*-gnu): Likewise.
7274 (x86_64-*-knetbsd*-gnu): Likewise.
7275 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
7277 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
7279 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
7280 Add -fno-asynchronous-unwind-tables.
7282 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
7283 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
7284 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
7285 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
7286 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
7288 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7290 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
7291 (TARGET_C_MODE_FOR_SUFFIX): New.
7293 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7295 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
7297 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7299 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
7301 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7303 * config/i386/i386.md: Check TARGET_ macros and optimize_size
7304 before checking function returns in conditional expressions.
7306 2007-08-06 Alfred Minarik <a.minarik@aon.at>
7309 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
7311 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7314 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
7315 for INTEGRAL_TYPE_P.
7317 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
7319 * configure.ac: Remove --enable-checking=df from default settings.
7320 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7321 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7322 if the parameter is true.
7323 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7324 DF_VERIFY_SCHEDULED flag is true.
7325 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7326 (df_finish_pass): Adjust prototype.
7327 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7330 * see.c (pass_see): Add TODO_df_verify.
7331 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7332 * global.c (rest_of_handle_global_alloc): Schedule verification
7334 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7336 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7337 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7338 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7340 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7341 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7342 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7344 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7345 Revital Eres <eres@il.ibm.com>
7347 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7349 * ddg.c (create_ddg_dependence): Rename to...
7350 (create_ddg_dep_from_intra_loop_link): This. Do not check
7351 for interloop edges. Do not create anti dependence edge when
7352 a true dependence edge exists in the opposite direction and
7353 -fmodulo-sched-allow-regmoves is set.
7354 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7355 (add_cross_iteration_register_deps): Create anti dependence edge
7356 when -fno-modulo-sched-allow-regmoves is set.
7357 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7359 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7361 * config/arm/arm.md (movsi): Add braces.
7363 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7366 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7367 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7370 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7372 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7373 state accessor functions.
7374 * cfgloopmanip.c (remove_path, create_preheaders,
7375 force_single_succ_latches, fix_loop_structure): Ditto.
7376 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7377 tree_duplicate_loop_to_header_edge): Ditto.
7378 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7379 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7381 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7382 cleanup_tree_cfg): Ditto.
7383 * tree-cfg.c (tree_merge_blocks): Ditto.
7384 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7385 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7386 loop_preheader_edge, single_exit): Ditto.
7387 (flow_loops_find): Do not clear loops->state.
7388 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7389 loops_state_clear): New functions.
7391 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7394 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7395 when adding to the base and convert ELT to sizetype instead of type.
7397 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7400 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7401 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7403 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7406 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7407 correct type the negate expression.
7409 2007-08-03 Jan Hubicka <jh@suse.cz>
7411 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7414 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7416 * config/rs6000/rs6000.c (struct processor_cost): Change
7417 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7418 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7420 (rios1_costs, rios2_cost): Correct cache line size.
7421 (rs6000_override_options): Set l2-cache-size parameter.
7423 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7424 Diego Novillo <dnovillo@google.com>
7427 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7428 if the range includes 0.
7430 2007-08-03 Ben Elliston <bje@au.ibm.com>
7432 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7433 mode to unspec expressions to silence a warning from the generator
7436 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7438 * config/ia64/constraints.md ("U"): Make constraint vector only.
7440 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7443 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7444 always_inline attribute on the function decl.
7446 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7449 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7450 if we are compiling with -fPIC.
7452 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7453 Nigel Stephens <nigel@mips.com>
7455 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7456 Define for MIPS32 and MIPS64.
7458 2007-08-02 Nick Clifton <nickc@redhat.com>
7460 * config/host-hpux.c: Change copyright header to refer to version
7461 3 of the GNU General Public License and to point readers at the
7462 COPYING3 file and the FSF's license web page.
7463 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7464 config/alpha/linux.h, config/alpha/alpha.opt,
7465 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7466 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7467 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7468 config/alpha/alpha.h, config/alpha/sync.md,
7469 config/alpha/openbsd.h, config/alpha/alpha.md,
7470 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7471 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7472 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7473 config/alpha/constraints.md, config/alpha/osf.h,
7474 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7475 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7476 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7477 config/frv/frv-asm.h, config/frv/frv-protos.h,
7478 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7479 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7480 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7481 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7482 config/s390/s390.opt, config/s390/s390-modes.def,
7483 config/s390/fixdfdi.h, config/s390/constraints.md,
7484 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7485 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7486 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7487 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7488 config/m32c/prologue.md, config/m32c/m32c.abi,
7489 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7490 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7491 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7492 config/m32c/jump.md, config/m32c/shift.md,
7493 config/m32c/m32c-protos.h, config/libgloss.h,
7494 config/spu/spu-protos.h, config/spu/predicates.md,
7495 config/spu/spu-builtins.h, config/spu/spu.c,
7496 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7497 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7498 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7499 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7500 config/sparc/hypersparc.md, config/sparc/predicates.md,
7501 config/sparc/linux.h, config/sparc/sp64-elf.h,
7502 config/sparc/supersparc.md, config/sparc/cypress.md,
7503 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7504 config/sparc/niagara.md, config/sparc/sparc.md,
7505 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7506 config/sparc/sparc.opt, config/sparc/sync.md,
7507 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7508 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7509 config/sparc/sparc.c, config/sparc/little-endian.opt,
7510 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7511 config/sparc/linux64.h, config/sparc/freebsd.h,
7512 config/sparc/sol2.h, config/sparc/rtemself.h,
7513 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7514 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7515 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7516 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7517 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7518 config/m32r/linux.h, config/m32r/constraints.md,
7519 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7520 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7521 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7522 config/i386/i386.md, config/i386/netware-crt0.c,
7523 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7524 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7525 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7526 config/i386/sol2.h, config/i386/constraints.md,
7527 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7528 config/i386/predicates.md, config/i386/geode.md,
7529 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7530 config/i386/freebsd64.h, config/i386/vxworksae.h,
7531 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7532 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7533 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7534 config/i386/netware.h, config/i386/i386-modes.def,
7535 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7536 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7537 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7538 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7539 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7540 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7541 config/i386/xm-mingw32.h, config/i386/linux64.h,
7542 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7543 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7544 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7545 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7546 config/i386/cygwin2.c, config/i386/i386-protos.h,
7547 config/i386/sync.md, config/i386/openbsd.h,
7548 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7549 config/i386/nto.h, config/i386/biarch64.h,
7550 config/i386/i386-coff.h, config/i386/freebsd.h,
7551 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7552 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7553 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7554 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7555 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7556 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7557 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7558 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7559 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7560 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7561 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7562 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7563 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7564 config/sh/superh64.h, config/sh/rtemself.h,
7565 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7566 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7567 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7568 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7569 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7570 config/avr/predicates.md, config/avr/constraints.md,
7571 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7572 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7573 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7574 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7575 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7576 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7577 config/c4x/predicates.md, config/c4x/c4x.h,
7578 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7579 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7580 config/xtensa/linux.h, config/xtensa/xtensa.h,
7581 config/xtensa/elf.h, config/xtensa/xtensa.md,
7582 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7583 config/xtensa/xtensa-protos.h, config/dbx.h,
7584 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7585 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7586 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7587 config/host-solaris.c, config/fr30/fr30.h,
7588 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7589 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7590 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7591 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7592 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7593 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7594 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7595 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7596 config/cris/predicates.md, config/cris/linux.h,
7597 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7598 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7599 config/cris/aout.opt, config/cris/cris-protos.h,
7600 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7601 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7602 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7603 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7604 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7605 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7606 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7607 config/chorus.h, config/mn10300/mn10300.c,
7608 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7609 config/mn10300/mn10300.h, config/mn10300/linux.h,
7610 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7611 config/mn10300/mn10300.md, config/ia64/predicates.md,
7612 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7613 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7614 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7615 config/ia64/freebsd.h, config/ia64/ia64.md,
7616 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7617 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7618 config/gofast.h, config/rtems.h, config/sol2-10.h,
7619 config/m68k/predicates.md, config/m68k/m68k.md,
7620 config/m68k/linux.h, config/m68k/m68k-modes.def,
7621 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7622 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7623 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7624 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7625 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7626 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7627 config/m68k/constraints.md, config/m68k/rtemself.h,
7628 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7629 config/m68k/uclinux.h, config/rs6000/power4.md,
7630 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7631 config/rs6000/linux.h, config/rs6000/eabi.h,
7632 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7633 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7634 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7635 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7636 config/rs6000/windiss.h, config/rs6000/603.md,
7637 config/rs6000/aix41.h, config/rs6000/cell.md,
7638 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7639 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7640 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7641 config/rs6000/default64.h, config/rs6000/7xx.md,
7642 config/rs6000/darwin.opt, config/rs6000/spe.md,
7643 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7644 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7645 config/rs6000/7450.md, config/rs6000/linux64.h,
7646 config/rs6000/constraints.md, config/rs6000/440.md,
7647 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7648 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7649 config/rs6000/rs6000.h, config/rs6000/power6.md,
7650 config/rs6000/predicates.md, config/rs6000/altivec.md,
7651 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7652 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7653 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7654 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7655 config/rs6000/linux64.opt, config/rs6000/sync.md,
7656 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7657 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7658 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7659 config/rs6000/eabispe.h, config/rs6000/e500.h,
7660 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7661 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7662 config/rs6000/aix.h, config/rs6000/vxworks.h,
7663 config/rs6000/40x.md, config/rs6000/aix51.h,
7664 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7665 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7666 config/arc/arc.h, config/mcore/mcore-elf.h,
7667 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7668 config/mcore/mcore.md, config/mcore/mcore.c,
7669 config/mcore/mcore.opt, config/mcore/mcore.h,
7670 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7671 config/score/predicates.md, config/score/score-version.h,
7672 config/score/score-protos.h, config/score/misc.md,
7673 config/score/elf.h, config/score/score.c, config/score/mac.md,
7674 config/score/score7.md, config/score/score.h,
7675 config/score/score-conv.h, config/score/score-mdaux.c,
7676 config/score/score.md, config/score/score.opt,
7677 config/score/score-modes.def, config/score/score-mdaux.h,
7678 config/score/mul-div.S, config/arm/uclinux-elf.h,
7679 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7680 config/arm/symbian.h, config/arm/linux-elf.h,
7681 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7682 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7683 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7684 config/arm/strongarm-pe.h, config/arm/arm.h,
7685 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7686 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7687 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7688 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7689 config/arm/arm-cores.def, config/arm/arm-protos.h,
7690 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7691 config/arm/wince-pe.h, config/arm/neon.md,
7692 config/arm/constraints.md, config/arm/neon.ml,
7693 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7694 config/arm/arm.opt, config/arm/arm926ejs.md,
7695 config/arm/predicates.md, config/arm/iwmmxt.md,
7696 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7697 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7698 config/arm/neon-testgen.ml, config/arm/arm.md,
7699 config/arm/xscale-coff.h, config/arm/pe.c,
7700 config/arm/arm-generic.md, config/arm/pe.h,
7701 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7702 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7703 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7704 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7705 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7706 config/pa/predicates.md, config/pa/pa64-hpux.h,
7707 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7708 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7709 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7710 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7711 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7712 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7713 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7714 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7715 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7716 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7717 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7718 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7719 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7720 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7721 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7722 config/mips/linux64.h, config/mips/elforion.h,
7723 config/mips/constraints.md, config/mips/generic.md,
7724 config/mips/predicates.md, config/mips/4300.md,
7725 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7726 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7727 config/mips/5k.md, config/mips/vr4120-div.S,
7728 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7729 config/mips/mips-protos.h, config/mips/6000.md,
7730 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7731 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7732 config/mips/mips-modes.def, config/mips/vr.h,
7733 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7734 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7735 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7736 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7737 config/vax/openbsd1.h, config/vax/netbsd.h,
7738 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7739 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7740 config/h8300/rtems.h, config/h8300/predicates.md,
7741 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7742 config/h8300/h8300.md, config/h8300/h8300.opt,
7743 config/h8300/coff.h, config/h8300/h8300-protos.h,
7744 config/v850/v850.md, config/v850/predicates.md,
7745 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7746 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7747 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7748 config/mmix/mmix.h, config/mmix/predicates.md,
7749 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7750 config/mmix/mmix.c, config/mmix/mmix.opt,
7751 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7752 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7753 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7754 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7757 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7759 * emit-rtl.c (reset_used_decls): Rename to...
7760 (set_used_decls): ...this. Set the used flag rather than clearing it.
7761 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7762 DECL_RTLs rather than resetting them.
7764 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7766 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7768 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7770 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7771 argument to find_reloads_address.
7773 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7775 PR tree-optimization/32919
7776 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7777 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7778 (coalesce_ssa_name): Call it.
7780 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7781 David Ung <davidu@mips.com>
7783 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7784 (__mips16_unorddf2, __mips16_floatunsidf): New.
7785 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7787 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7789 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7791 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7792 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7793 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7794 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7795 * omp-low.c (get_ws_args_for, determine_parallel_type,
7796 expand_omp_for_generic, expand_omp_for_static_nochunk,
7797 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7798 Work with more precise CFG.
7799 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7800 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7802 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7803 * gimple-low.c (lower_stmt): Ditto.
7804 * tree-inline.c (estimate_num_insns_1): Ditto.
7805 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7806 (OMP_SECTIONS_SWITCH): New.
7807 * tree-cfgcleanup.c (cleanup_omp_return): New.
7808 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7809 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7810 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7811 (tree_redirect_edge_and_branch): Handle omp constructs.
7813 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7814 with three arguments.
7816 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7818 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7821 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7823 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7824 the loop structures may need fixing.
7825 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7827 (cleanup_tree_cfg_loop): Removed.
7828 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7829 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7830 instead of running cleanup_tree_cfg_loop.
7831 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7832 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7833 (tree_predictive_commoning): Declaration changed.
7834 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7836 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7838 * doc/invoke.texi (l1-cache-size): Update documentation.
7839 (l2-cache-size): Document.
7840 * params.h (L2_CACHE_SIZE): New macro.
7841 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7842 that L1_CACHE_SIZE is in kB now.
7843 (L2_CACHE_SIZE_BYTES): New macro.
7844 (tree_ssa_prefetch_arrays): Show size in kB.
7845 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7846 and l2_cache_size fields.
7847 * config/i386/driver-i386.c (describe_cache): Detect cache size
7849 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7850 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7851 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7852 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7853 (override_options): Set l1-cache-size and l2-cache-size to default
7854 values if not specified otherwise.
7855 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7856 (PARAM_L2_CACHE_SIZE): New.
7858 2007-08-01 Nigel Stephens <nigel@mips.com>
7859 David Ung <davidu@mips.com>
7860 Thiemo Seufer <ths@mips.com>
7861 Chris Dearman <chris@mips.com>
7862 Richard Sandiford <richard@codesourcery.com>
7864 * config.gcc (mips*-sde-elf*): New stanza.
7865 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7866 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7867 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7868 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7869 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7870 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7872 * config/mips/sde.h: New file.
7873 * config/mips/t-libgcc-mips16: Likewise.
7874 * config/mips/t-sde: Likewise.
7875 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7876 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7877 _MIPS_FPSET and _MIPS_SZINT.
7878 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7879 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7880 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7881 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7882 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7883 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7884 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7885 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7886 _MIPS_SZPTR and _MIPS_FPSET.
7887 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7888 architecture is specified.
7889 (MIPS_32BIT_OPTION_SPEC): New macro.
7891 2007-07-31 Dan Hipschman <dsh@google.com>
7893 * gcc.c (end_going_arg): New function.
7894 (do_spec_2): Use it.
7895 (do_spec_1): Use it.
7897 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7899 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7900 only if ENABLE_CHECKING is defined.
7902 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7904 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7905 df_ru_add_problem, df_ru_get_bb_info): Removed.
7906 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7907 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7908 df_ru_free_bb_info, df_ru_alloc,
7909 df_ru_bb_local_compute_process_def,
7910 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7911 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7912 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7913 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7914 df_ru_add_problem): Removed.
7916 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7919 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7920 (casesi32p, casesi64p): Likewise.
7921 (casesi): Adjust for above.
7923 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7925 * mode-switching.c (create_pre_exit): Don't search past calls.
7927 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7929 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7931 2007-07-31 Revital Eres <eres@il.ibm.com>
7933 * ddg.c (add_deps_for_def): Rename to...
7934 (add_cross_iteration_register_deps): This. Change implementation
7935 to use only reaching def and def-use chains to construct the
7936 inter loop dependencies.
7937 (add_deps_for_use): Remove function.
7938 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7939 function to build the inter loop dependencies.
7940 * modulo-sched.c (sms_schedule): Build only
7941 reaching def and def-use chains for the propose of the ddg
7944 2007-07-31 Julian Brown <julian@codesourcery.com>
7946 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7947 New define_insns. Use correct RTL.
7948 (vec_set<mode>): Write as expander.
7950 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7952 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7953 to an unallocated space.
7955 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7958 (split_constant_offset): Enable split_constant_offset to extract
7959 constants from other statements.
7960 * tree-vect-transform.c
7961 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7962 to a temp var. Force base_offset to be simple.
7964 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7966 * df-scan.c (df_scan_verify): Remove artificial limit on
7967 the number of blocks for verification.
7968 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7969 df_simulate_defs): Avoid unnecessary insn checking for defs.
7971 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7973 * config/m68k/lb1sf68.asm (FUNC): New macro.
7975 (__udivsi3): Likewise.
7976 (__divsi3): Likewise.
7977 (__umodsi3): Likewise.
7978 (__modsi3): Likewise.
7979 (__subdf3): Likewise.
7980 (__adddf3): Likewise.
7981 (__muldf3): Likewise.
7982 (__divdf3): Likewise.
7983 (__negdf2): Likewise.
7984 (__cmpdf2): Likewise.
7985 (__subsf3): Likewise.
7986 (__addsf3): Likewise.
7987 (__mulsf3): Likewise.
7988 (__divsf3): Likewise.
7989 (__negsf2): Likewise.
7990 (__cmpsf2): Likewise.
7991 (__eqdf2): Likewise.
7992 (__nedf2): Likewise.
7993 (__gtdf2): Likewise.
7994 (__gedf2): Likewise.
7995 (__ltdf2): Likewise.
7996 (__ledf2): Likewise.
7997 (__eqsf2): Likewise.
7998 (__nesf2): Likewise.
7999 (__gtsf2): Likewise.
8000 (__gesf2): Likewise.
8001 (__ltsf2): Likewise.
8002 (__lesf2): Likewise.
8004 2007-07-30 Ollie Wild <aaw@google.com>
8006 * c-ppoutput.c (print_lines_directives_only): New function.
8007 (scan_translation_unit_directives_only): New function.
8008 (preprocess_file): Add call to scan_translation_unit_directives_only.
8009 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
8010 (sanitize_cpp_opts): Add default flag_dump_macros setting for
8011 -fdirectives-only. Add errors for -fdirectives-only conflict with
8012 -Wunused-macros and -traditional.
8013 (finish_options): Add builtin macro initialization for
8014 -fdirectives-only + -fpreprocessed.
8015 * c.opt (fdirectives-only): New.
8016 * doc/cppopts.texi (fdirectives-only): New.
8018 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8020 * alias.c (record_set, memory_modified_1): Constify.
8021 * bt-load.c (note_btr_set): Likewise.
8022 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
8023 * combine.c (set_nonzero_bits_and_sign_copies,
8024 expand_field_assignment, record_dead_and_set_regs_1,
8025 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
8026 likely_spilled_retval_1): Likewise.
8027 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
8028 frv_io_handle_set): Likewise.
8029 * config/mips/mips.c (mips_sim_record_set,
8030 vr4130_true_reg_dependence_p_1): Likewise.
8031 * config/mt/mt.c (insn_dependent_p_1): Likewise.
8032 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
8033 * config/sh/sh.c (flow_dependent_p_1): Likewise.
8034 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
8035 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
8036 * ddg.c (mark_mem_store): Likewise.
8037 * df-problems.c (df_urec_mark_reg_change): Likewise.
8038 * function.c (update_epilogue_consts): Likewise.
8039 * gcse.c (record_set_info, record_last_set_info,
8040 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
8041 reg_clear_last_set): Likewise.
8042 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
8044 * jump.c (reversed_comparison_code_parts): Likewise.
8045 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
8046 reg_is_set): Likewise.
8047 * loop-iv.c (mark_altered): Likewise.
8048 * mode-switching.c (reg_becomes_live): Likewise.
8049 * optabs.c (no_conflict_move_test): Likewise.
8050 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
8052 * postreload.c (reload_combine_note_store, move2add_note_store):
8054 * regmove.c (flags_set_1): Likewise.
8055 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
8057 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
8059 * resource.c (update_live_status): Likewise.
8060 * rtl.h (set_of, note_stores): Likewise.
8061 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
8062 note_stores, parms_set): Likewise.
8063 * sched-rgn.c (sets_likely_spilled_1): Likewise.
8064 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
8066 * var-tracking.c (count_stores, add_stores): Likewise.
8068 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8070 * alias.c (mems_in_disjoint_alias_sets_p,
8071 fixed_scalar_and_varying_struct_p, aliases_everything_p,
8072 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
8073 write_dependence_p, mems_in_disjoint_alias_sets_p,
8074 read_dependence, true_dependence, canon_true_dependence,
8075 anti_dependence, output_dependence): Constify.
8076 * combine.c (extended_count): Likewise.
8077 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
8078 * cselib.c (get_value_hash, references_value_p,
8079 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
8080 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
8081 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
8082 * function.c (contains, prologue_epilogue_contains,
8083 sibcall_epilogue_contains): Likewise.
8084 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
8085 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
8086 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
8087 reg_or_subregno): Likewise.
8088 * recog.c (asm_noperands): Likewise.
8089 * reload1.c (function_invariant_p): Likewise.
8090 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
8091 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
8092 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
8093 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
8094 true_regnum, reg_or_subregno, condjump_in_parallel_p,
8095 extended_count, prologue_epilogue_contains,
8096 sibcall_epilogue_contains, function_invariant_p, true_dependence,
8097 canon_true_dependence, read_dependence, anti_dependence,
8098 output_dependence): Likewise.
8099 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
8101 2007-07-30 Julian Brown <julian@codesourcery.com>
8103 * config/arm/neon.md (V_ext): New mode attribute.
8104 (neon_vget_lane<mode>): Replace with define_expand.
8105 (neon_vget_lane<mode>_sext_internal)
8106 (neon_vget_lane<mode>_zext_internal): New define_insns for double
8107 and quad precision vectors.
8108 (neon_vget_lanedi): Add bounds check. Remove dead comment.
8109 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
8110 have typeless 32-bit result.
8112 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8115 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8117 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8118 use sizetype for rest.
8119 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8120 (aff_combination_convert): Don't convert rest for pointer types.
8122 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8124 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8126 * tree-ssa-alias.c: Add alloc-pool.h.
8127 (init_alias_info): Free alias_bitmap_obstack.
8128 (delete_alias_info): Call delete_mem_ref_stats.
8129 (get_mem_sym_stats_for): Use alloc_pool.
8130 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8131 (delete_mem_sym_stats): Removed.
8133 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8135 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8136 functions cannot be represented as classical distance vectors.
8138 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8140 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8141 * builtins.c (validate_arg, builtin_mathfn_code,
8142 validate_arglist): Likewise.
8143 * calls.c (call_expr_flags): Likewise.
8144 * combine.c (reg_nonzero_bits_for_combine,
8145 reg_num_sign_bit_copies_for_combine, get_last_value,
8146 reg_truncated_to_mode): Likewise.
8147 * emit-rtl.c (subreg_lowpart_p): Likewise.
8148 * expr.c (highest_pow2_factor_for_target,
8149 categorize_ctor_elements_1, categorize_ctor_elements,
8150 count_type_elements, contains_packed_reference,
8151 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8152 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8153 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8154 native_encode_int, native_encode_real, native_encode_complex,
8155 native_encode_vector, native_encode_expr, native_interpret_int,
8156 native_interpret_real, native_interpret_complex,
8157 native_interpret_vector, native_interpret_expr): Likewise.
8158 * function.c (use_register_for_decl): Likewise.
8159 * gimplify.c (get_name): Likewise.
8160 * langhooks-def.h (lhd_return_null_const_tree): New.
8161 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
8162 * langhooks.c (lhd_return_null_const_tree): New.
8163 * langhooks.h (lang_get_callee_fndecl): Constify.
8164 * output.h (constructor_static_from_elts_p): Likewise.
8165 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
8166 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
8167 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
8168 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
8169 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
8170 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
8171 * rtlhooks-def.h (reg_nonzero_bits_general,
8172 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
8174 * rtlhooks.c (reg_num_sign_bit_copies_general,
8175 reg_nonzero_bits_general, reg_truncated_to_mode_general):
8177 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
8178 * stor-layout.c (mode_for_size_tree): Likewise.
8179 * tree-ssa-loop-im.c (memref_eq): Likewise.
8180 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
8181 * tree.c (contains_placeholder_p, type_list_equal,
8182 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
8184 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
8185 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
8186 contains_placeholder_p, contains_packed_reference,
8187 get_callee_fndecl, operand_equal_for_phi_arg_p,
8188 warn_if_unused_value, is_body_block, native_encode_expr,
8189 native_interpret_expr, fold_convertible_p, operand_equal_p,
8190 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
8191 validate_arglist, simple_cst_equal, type_list_equal,
8192 use_register_for_decl, call_expr_flags, get_name,
8193 highest_pow2_factor): Likewise.
8194 (const_call_expr_arg_iterator_d,
8195 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
8196 first_const_call_expr_arg, more_const_call_expr_args_p,
8197 FOR_EACH_CONST_CALL_EXPR_ARG): New.
8198 * varasm.c (constructor_static_from_elts_p): Constify.
8200 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
8202 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
8203 config/arm/neon-schedgen.ml, config/arm/neon.ml,
8204 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
8205 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
8206 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
8207 tree-vect-transform.c, tree.def: Fix comment typos. Follow
8208 spelling conventions.
8209 * doc/invoke.texi: Follow spelling conventions.
8211 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
8212 Revital Eres <eres@il.ibm.com>
8214 * modulo-sched.c (sms_schedule): Avoid loops which includes
8215 auto-increment instructions.
8217 2007-07-28 Richard Guenther <rguenther@suse.de>
8220 * fold-const.c (fold_cond_expr_with_comparison): Convert
8221 operand zero of MIN/MAX_EXPR to correct type.
8223 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8225 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
8226 flags_from_decl_or_type): Constify.
8227 * gcc.c (do_spec_1): Likewise.
8228 * print-tree.c (dump_addr, print_node_brief): Likewise.
8229 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
8230 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
8231 tree_purge_all_dead_eh_edges): Likewise.
8232 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
8233 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
8235 * tree.c (expr_location, expr_has_location, expr_locus,
8236 expr_filename, expr_lineno, get_inner_array_type,
8237 fields_compatible_p): Likewise.
8238 * tree.h (get_inner_array_type, fields_compatible_p,
8239 expr_location, expr_has_location, expr_locus, expr_filename,
8240 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
8241 setjmp_call_p, alloca_call_p): Likewise.
8243 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8245 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
8246 TV_FLOW_INSENSITIVE.
8248 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
8250 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
8251 (compute_flow_insensitive_aliasing): Ditto for
8252 TV_FLOW_INSENSITIVE.
8254 2007-07-27 Jan Hubicka <jh@suse.cz>
8256 * config/i386/i386.c (register_move_cost): Remove accidentally
8257 comitted #if 0 block.
8259 * attribs.c: Include hashtab.h
8260 (attribute_hash): New.
8261 (substring): New structure.
8262 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
8264 (init_attributes): Initialize attribute hash.
8265 (decl_attributes): Use attribute hash.
8266 * Makefile.in (attribs.c): Depend on hashtab.h.
8268 2007-07-27 Steve Ellcey <sje@cup.hp.com>
8270 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
8272 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8274 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
8275 __mips_dspr2 and __mips_dsp_rev macros.
8276 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
8278 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
8280 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
8282 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8286 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
8287 and the updating of the live and do_not_gen sets.
8288 (df_note_bb_compute): Added updating of live and do_not_gen sets
8289 for regular defs so that the case of clobber inside conditional
8290 call is processed correctly.
8292 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8294 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
8295 operands with compatible type.
8297 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8299 * expr.h (store_bit_field): Don't return a value.
8300 * expmed.c (check_predicate_volatile_ok): New function.
8301 (store_bit_field_1): New function, extracted from store_bit_field.
8302 Take a fallback_p argument and return true if the operation succeeded.
8303 Only use store_fixed_bit_field if fallback_p. Don't recompute
8304 mode_for_extraction; use op_mode instead. Try forcing memories
8305 into registers if the insv expander fails.
8306 (store_bit_field): Use store_bit_field_1 with fallback_p true.
8307 Don't return a value.
8308 (convert_extracted_bit_field): New function, extracted from
8310 (extract_bit_field_1): Likewise. Take a fallback_p argument
8311 and return NULL if the operation succeeded. Only use
8312 extract_fixed_bit_field if fallback_p. Only calculate one
8313 extraction mode. Combine code for extv and extzv. Try forcing
8314 memories into registers if the ext(z)v expander fails.
8315 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
8317 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8319 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8321 (df_ref): Likewise. Put regno with other integer fields.
8323 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8325 * df.h (df_mw_hardreg): Remove "loc" field.
8326 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8328 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8329 split out from df_set_unused_notes_for_mw. Return false for
8330 partial references. Assert that mw_reg is a REG when returning true.
8331 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8332 (df_whole_mw_reg_dead_p): New function, split out from
8333 df_set_dead_notes_for_mw. Return false for partial references.
8334 Assert that mw_reg is a REG when returning true.
8335 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8336 Remove redundant bitmap check.
8338 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8340 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8341 ($(T)crtend.o): Likwise.
8342 ($(T)crtbeginS.o): Likwise.
8343 ($(T)crtendS.o): Likwise.
8344 ($(T)crtfastmath.o): Likwise.
8346 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8348 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8349 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8350 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8351 and x_n_bbs_in_dom_tree fields.
8353 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8355 PR tree-optimization/32087
8356 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8357 Do not call scale_bbs_frequencies_int with prob of zero.
8359 2007-07-26 Julian Brown <julian@codesourcery.com>
8361 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8362 (neon_element_bits): Add prototypes.
8363 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8364 (neon_const_bounds, neon_element_bits): New functions.
8365 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8366 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8367 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8368 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8369 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8370 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8371 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8372 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8373 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8374 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8375 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8376 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8377 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8379 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8381 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8382 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8384 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8385 Julian Brown <julian@codesourcery.com>
8387 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8388 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8389 * config/arm/cortex-a8.md: New.
8390 * config/arm/cortex-a8-neon.md: New.
8391 * config/arm/neon-schedgen.ml: New.
8392 * config/arm/neon.md (vqh_mnem): New.
8394 (Is_float_mode): New.
8395 (Scalar_mul_8_16): New.
8397 (V_mode_nunits): New.
8398 (All instruction patterns): Annotate with neon_type attribute
8400 * config/arm/arm.md: Include cortex-a8.md.
8401 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8403 Annotate instruction patterns accordingly.
8404 (generic_sched): Do not use generic scheduling for Cortex-A8.
8405 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8407 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8409 * fold-const.c (fold_read_from_constant_string): Use
8411 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8413 2007-07-26 Nick Clifton <nickc@redhat.com>
8415 * tree-ssa-operands.h: Change copyright header to refer to version
8416 3 of the GNU General Public License and to point readers at the
8417 COPYING3 file and the FSF's license web page.
8418 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8419 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8420 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8421 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8422 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8423 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8424 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8425 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8426 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8427 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8428 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8429 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8430 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8431 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8432 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8433 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8434 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8435 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8436 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8437 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8438 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8439 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8440 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8441 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8442 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8443 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8444 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8445 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8446 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8447 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8448 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8449 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8450 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8451 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8452 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8453 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8454 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8455 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8456 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8457 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8458 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8459 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8460 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8461 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8462 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8463 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8464 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8465 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8466 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8467 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8468 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8469 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8470 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8471 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8472 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8473 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8474 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8475 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8476 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8477 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8478 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8479 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8480 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8481 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8482 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8483 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8484 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8485 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8486 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8487 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8488 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8489 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8490 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8491 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8492 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8493 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8494 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8495 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8496 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8497 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8498 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8499 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8500 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8501 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8502 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8503 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8504 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8505 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8506 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8507 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8508 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8509 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8510 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8511 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8512 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8513 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8514 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8515 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8516 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8517 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8518 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8519 convert.c, convert.h, langhooks-def.h, reload1.c,
8520 tree-ssa-operands.c: Likewise.
8522 2007-07-26 Jan Hubicka <jh@suse.cz>
8524 * tree-ssa-live.c: Include debug.h and flags.h.
8525 (mark_scope_block_unused): New function.
8526 (remove_unused_scope_block_p): New function.
8527 (remove_unused_locals): Remove unused blocks too.
8529 2007-07-25 Ian Lance Taylor <iant@google.com>
8531 * combine.c (combine_max_regno): Remove. Remove all uses.
8532 (struct reg_stat_struct): Rename from struct reg_stat.
8533 (reg_stat_type): Define, and declare VECs.
8534 (reg_stat): Change from pointer to VEC. Change all uses.
8535 (combine_split_insns): New static function.
8536 (try_combine, find_split_point): Call it instead of split_insns.
8538 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8540 * cfghooks.c (split_block): Fix the information about loop latch.
8542 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8544 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8546 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8548 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8549 Scan the new edge for loop exit info.
8551 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8553 * config/darwin.c: Include debug.h.
8555 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8558 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8560 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8562 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8563 (HARD_REGNO_MODE_OK): Ditto.
8564 (MODES_TIEABLE_P): Ditto.
8565 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8566 (CLASS_MAX_NREGS): Ditto.
8567 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8568 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8569 (divdf3_internal_thr): Removed.
8570 * config/ia64/div.md: New file.
8571 * config/ia64/constraints.md: Add H constraint.
8573 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8575 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8576 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8577 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8578 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8579 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8580 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8581 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8582 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8583 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8584 dump_sbitmap_file, debug_sbitmap, popcount_table,
8585 sbitmap_popcount): Constify.
8586 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8587 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8588 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8589 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8590 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8591 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8592 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8593 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8594 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8595 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8596 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8598 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8600 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8601 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8602 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8603 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8604 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8605 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8606 bitmap_intersect_p, bitmap_intersect_compl_p,
8607 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8608 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8610 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8611 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8612 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8613 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8614 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8615 debug_bitmap, debug_bitmap_file, bitmap_print,
8616 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8617 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8619 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8621 * config/darwin.c (darwin_override_options): Additional fix for
8622 debug info formats that don't support var tracking.
8624 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8626 * cselib.c (entry_and_rtx_equal_p): Constify.
8627 * gengtype.c (output_mangled_typename, write_types, write_local):
8629 * gengtype.h (const_type_p): New.
8630 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8632 * tlink.c (scan_linker_output): De-constify.
8633 * tree-ssa-loop-im.c (memref_eq): Constify.
8634 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8635 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8637 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8639 * c-common.c (fname_as_string, c_type_hash): Constify.
8640 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8641 * cgraph.c (edge_hash, edge_eq): Likewise.
8642 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8643 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8644 reg_attrs_htab_eq): Likewise.
8645 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8647 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8648 const_decl_t, const_state_t, const_automata_list_el_t): New.
8649 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8650 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8651 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8652 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8653 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8654 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8655 compare_max_occ_cycle_nums, out_state_arcs_num,
8656 compare_transition_els_num, units_cmp, state_reservs_cmp):
8658 * genmodes.c (cmp_modes): Likewise.
8659 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8660 * gimplify.c (compare_case_labels): Likewise.
8661 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8662 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8663 * matrix-reorg.c (mtt_info_hash): Likewise.
8664 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8665 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8666 (htab_hash_bucket, htab_hash_elem): Constify.
8667 * tree-browser.c (TB_parent_eq): Likewise.
8668 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8669 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8670 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8671 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8673 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8674 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8675 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8676 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8677 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8679 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8680 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8681 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8682 * tree-ssa-threadupdate.c (redirection_data_hash,
8683 redirection_data_eq): Likewise.
8684 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8685 * tree-ssa.c (var_ann_eq): Likewise.
8686 * tree-vrp.c (compare_case_labels): Likewise.
8687 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8688 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8689 tree_not_check_failed, tree_class_check_failed,
8690 tree_range_check_failed, tree_not_class_check_failed,
8691 omp_clause_check_failed, omp_clause_range_check_failed,
8692 tree_contains_struct_check_failed, tree_operand_check_failed):
8694 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8695 tree_not_check_failed, tree_class_check_failed,
8696 tree_range_check_failed, tree_not_class_check_failed,
8697 tree_operand_check_failed, omp_clause_operand_check_failed,
8698 tree_operand_length): Likewise.
8699 * var-tracking.c (const_variable): New.
8700 (variable_htab_hash, variable_htab_eq): Constify.
8701 * varasm.c (const_desc_hash): Likewise.
8703 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8705 * expr.c (handled_component_p): Constify.
8706 * fold-const.c (fit_double_type): Likewise.
8707 * real.h (real_value_from_int_cst): Likewise.
8708 * tree-flow-inline.h (gimple_in_ssa_p,
8709 gimple_aliases_computed_p, gimple_addressable_vars,
8710 gimple_call_clobbered_vars, gimple_referenced_vars,
8711 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8712 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8713 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8714 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8715 is_label_stmt, is_global_var, phi_ssa_name_p,
8716 factoring_name_p, is_call_clobbered, tree_common_ann,
8717 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8718 unmodifiable_var_p, array_ref_contains_indirect_ref,
8719 ref_contains_array_ref, lookup_subvars_for_var,
8720 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8721 gimple_mem_ref_stats): Likewise.
8722 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8723 may_aliases, is_exec_stmt, is_label_stmt,
8724 ref_contains_array_ref, array_ref_contains_indirect_ref,
8725 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8726 unmodifiable_var_p): Likewise.
8727 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8728 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8729 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8730 cst_and_fits_in_hwi, real_value_from_int_cst,
8731 build_real_from_int_cst, integer_zerop, integer_onep,
8732 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8733 tree_floor_log2, real_zerop, real_onep, real_twop,
8734 real_minus_onep, really_constant_p, purpose_member, chain_member,
8735 list_length, fields_length, int_size_in_bytes, bit_position,
8736 int_bit_position, byte_position, int_byte_position, expr_align,
8737 array_type_nelts, tree_node_structure,
8738 type_contains_placeholder_1, iterative_hash_pointer,
8739 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8740 tree_map_base_eq, type_hash_list, type_hash_eq,
8741 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8742 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8743 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8744 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8745 int_fits_type_p, get_containing_scope, decl_function_context,
8746 decl_type_context, omp_clause_operand_check_failed,
8747 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8748 * tree.h (omp_clause_operand_check_failed, tree_size,
8749 build_real_from_int_cst, array_type_nelts, purpose_member,
8750 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8751 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8752 is_attribute_p, check_qualified_type, expr_align,
8753 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8754 int_byte_position, list_length, fields_length, initializer_zerop,
8755 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8756 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8757 tree_node_structure, handled_component_p, get_containing_scope,
8758 decl_function_context, decl_type_context, real_zerop,
8759 type_num_arguments, fit_double_type, really_constant_p,
8760 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8761 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8762 real_twop, real_minus_onep, int_cst_value): Likewise.
8764 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8766 * cfglayout.c (insn_scope, insn_line): Constify.
8767 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8768 const_double_htab_hash, const_double_htab_eq,
8769 mem_attrs_htab_hash): Likewise.
8770 * loop-iv.c (biv_eq): Likewise.
8771 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8772 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8773 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8775 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8776 error_for_asm, warning_for_asm, _fatal_insn,
8777 _fatal_insn_not_found): Likewise.
8778 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8779 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8780 rtl_check_failed_type2, rtl_check_failed_code1,
8781 rtl_check_failed_code2, rtl_check_failed_code_mode,
8782 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8783 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8784 rtl_check_failed_type2, rtl_check_failed_code1,
8785 rtl_check_failed_code2, rtl_check_failed_code_mode,
8786 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8787 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8788 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8789 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8790 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8791 rtx_unstable_p, get_integer_term, get_related_value,
8792 offset_within_block_p, reg_mentioned_p, count_occurrences,
8793 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8794 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8795 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8796 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8797 find_constant_src, find_reg_fusage, find_regno_fusage,
8798 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8799 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8800 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8801 computed_jump_p, auto_inc_p, in_expr_list_p,
8802 remove_node_from_expr_list, loc_mentioned_in_p,
8803 label_is_jump_target_p, reversed_comparison_code_parts,
8804 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8805 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8806 print_inline_rtx): Likewise.
8807 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8808 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8809 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8810 get_integer_term, get_related_value, offset_within_block_p,
8811 count_occurrences, reg_mentioned_p, no_labels_between_p,
8812 reg_used_between_p, reg_referenced_p, single_set_2,
8813 multiple_sets, set_noop_p, refers_to_regno_p,
8814 reg_overlap_mentioned_p, dead_or_set_p,
8815 covers_regno_no_parallel_p, covers_regno_p,
8816 dead_or_set_regno_p, find_reg_note, find_regno_note,
8817 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8818 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8819 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8820 side_effects_p, may_trap_p_1, may_trap_p,
8821 may_trap_after_code_motion_p, may_trap_or_fault_p,
8822 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8823 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8824 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8825 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8826 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8828 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8829 warning_for_asm): Likewise.
8830 * tree.h (print_rtl): Likewise.
8831 * varasm.c (get_pool_mode): Likewise.
8833 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8835 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8836 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8837 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8838 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8839 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8840 * ddg.c (compare_sccs): Likewise.
8841 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8842 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8843 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8844 decimal_do_fix_trunc, decimal_real_to_integer,
8845 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8846 * dse.c (const_group_info_t): New.
8847 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8848 * dwarf2out.c (const_dw_die_ref): New.
8849 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8850 * tree-browser.c (TB_parent_eq): Likewise.
8851 * unwind-dw2-fde.c (__register_frame_info_bases,
8852 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8853 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8855 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8856 * unwind-dw2.c (uw_frame_state_for): Likewise.
8857 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8858 * value-prof.h (const_histogram_value): New.
8860 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8862 * config/mips/mips.c (machine_function): Add
8863 initialized_mips16_gp_pseudo_p.
8864 (mips16_gp_pseudo_reg): Do not emit the initialization of
8865 mips16_gp_pseudo_rtx when being called from the gimple cost-
8866 calculation routines; emit it on the first use outside those
8869 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8871 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8874 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8875 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8876 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8877 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8878 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8879 Preserve const-ness of parameters through use of __typeof(),
8880 also constify and tidy.
8882 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8883 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8884 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8885 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8886 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8887 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8888 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8889 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8890 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8892 2007-07-25 Julian Brown <julian@codesourcery.com>
8893 Mark Shinwell <shinwell@codesourcery.com>
8895 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8896 (alpha_mangle_type): This.
8897 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8898 (TARGET_MANGLE_TYPE): Define this instead.
8899 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8900 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8901 (arm_init_neon_builtins): Fix comment.
8902 (arm_mangle_map_entry): New.
8903 (arm_mangle_map): New.
8904 (arm_mangle_type): New.
8905 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8906 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8907 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8908 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8909 (TARGET_MANGLE_TYPE): Define this instead.
8910 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8911 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8912 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8913 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8914 (TARGET_MANGLE_TYPE): Define this instead.
8915 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8917 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8918 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8919 (TARGET_MANGLE_TYPE): Define this instead.
8920 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8921 (s390_mangle_type): This.
8922 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8923 (TARGET_MANGLE_TYPE): Define this instead.
8924 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8925 (sparc_mangle_type): This.
8926 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8927 (TARGET_MANGLE_TYPE): Define this instead.
8928 * cp/mangle.c (write_type): Call mangle_type target hook on all
8929 types before mangling. Use original type, not main variant, as
8931 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8932 (TARGET_MANGLE_TYPE): This.
8933 * target.h (gcc_target): Rename mangle_fundamental_type to
8935 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8936 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8938 2007-07-25 Julian Brown <julian@codesourcery.com>
8939 Paul Brook <paul@codesourcery.com>
8940 Joseph Myers <joseph@codesourcery.com>
8941 Mark Shinwell <shinwell@codesourcery.com>
8943 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8944 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8945 (with_fpu): Allow --with-fpu=neon.
8946 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8947 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8948 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8949 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8950 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8951 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8952 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8953 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8954 (output_move_neon): Add prototypes.
8955 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8956 (all_fpus): Add FPUTYPE_NEON.
8957 (fp_model_for_fpu): Add NEON field.
8958 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8959 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8961 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8963 (thumb2_legitimate_address_p): Likewise.
8964 (neon_valid_immediate): Recognize and prepare constants suitable for
8966 (neon_immediate_valid_for_move): New function. Recognize and prepare
8967 immediates for NEON move instructions.
8968 (neon_immediate_valid_for_logic): New function. Recognize and
8969 prepare immediates for NEON logic instructions.
8970 (neon_output_logic_immediate): New function. Create asm string
8971 suitable for outputting immediate logic instructions.
8972 (neon_pairwise_reduce): New function. Implement reduction using
8973 pairwise operations.
8974 (neon_expand_vector_init): New function. Expand a (possibly
8975 non-constant) vector initialization.
8976 (neon_vector_mem_operand): New function. Memory operands supported
8977 for quad-word loads/stores to/from ARM or NEON registers. Don't
8978 allow base+offset addressing for core regs.
8979 (neon_struct_mem_operand): New function. Valid mems for NEON
8981 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8982 from neon_vector_mem_operand addresses without a secondary register.
8983 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8984 (add_minipool_backward_ref): Likewise.
8985 (dump_minipool): Likewise.
8986 (push_minipool_fix): Likewise.
8987 (output_move_quad): New function. Output quad-word moves, loads and
8988 stores using ARM registers.
8989 (output_move_vfp): Add support for vectors in VFP (NEON) D
8991 (output_move_neon): Output a NEON load/store to/from a quadword
8993 (arm_print_operand): Implement new codes:
8994 - 'c' for unadorned integers (without a # sign).
8995 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8997 - 'e', 'f' for the low and high D parts of a NEON Q register.
8998 - 'q' outputs a NEON Q register.
8999 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
9000 - 'T' prints NEON opcode features from a coded bitmask.
9001 - 'F' is similar to T, but signed/unsigned codes both print as
9003 - 't' is similar to T, but 'u' is printed instead of 'p'.
9004 - 'O' prints 'r' if NEON instruction should perform rounding (as
9005 specified by bitmask), else prints nothing.
9006 - '#' is a punctuation character to stop operand numbers from
9007 running together with following digits in the assembler
9008 strings for instructions (when using mode attributes).
9009 (arm_assemble_integer): Handle extra NEON vector modes. Permute
9010 constant vectors in big-endian mode, where necessary.
9011 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
9012 Handle EI, OI, CI, XI modes.
9013 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
9014 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
9015 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
9016 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
9017 (neon_builtin_type_bits): Add enumeration, one bit for each vector
9019 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
9020 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
9021 to turn v8qi, etc. into bits defined above.
9022 (neon_itype): New enumeration. Classifications of NEON builtins.
9023 (neon_builtin_datum): Define struct. Contains information about
9024 a single builtin (with multiple modes).
9025 (CF): Define helper macro for...
9026 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
9028 (neon_builtin_data): New array. Define information about builtins
9029 for use during initialization/expansion.
9030 (arm_init_neon_builtins): New function.
9031 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
9033 (neon_builtin_compare): New function.
9034 (locate_neon_builtin_icode): New function. Find an insn code for a
9035 builtin given a function code for that builtin. Also return type of
9036 builtin (NEON_BINOP, NEON_UNOP etc.).
9037 (builtin_arg): New enumeration. Types of arguments for builtins.
9038 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
9039 Takes a variable argument list of builtin_arg types, terminated by
9041 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
9042 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
9043 (neon_emit_pair_result_insn): New function. Support returning pairs
9044 of vectors via a pointer.
9045 (neon_disambiguate_copy): New function. Set up operands for a
9046 multi-word copy such that registers do not get clobbered.
9047 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
9048 ARM_BUILTIN_NEON_BASE.
9049 (arm_file_start): Set float-abi attribute for NEON.
9050 (arm_vector_mode_supported_p): Enable NEON vector modes.
9051 (arm_mangle_map_entry): New.
9052 (arm_mangle_map): New.
9053 (arm_mangle_vector_type): New.
9054 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
9056 (TARGET_NEON): New macro. Target supports NEON.
9057 (fputype): Add FPUTYPE_NEON.
9058 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
9059 for vectorization based on command-line arg.
9060 (NEON_REGNO_OK_FOR_NREGS): Define.
9061 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
9062 (VALID_NEON_STRUCT_MODE): Define.
9063 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
9064 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
9065 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
9066 (consttable_16): Add pattern for outputting 16-byte minipool
9068 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
9070 (vec-common.md, neon.md): Include md files.
9071 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
9072 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
9073 (memory_constraint "Ut", "Un", "Us"): Define.
9074 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
9075 (MMX_char): New mode attribute.
9076 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
9077 (*add<mode>3_iwmmxt): New insn pattern.
9078 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
9079 (*sub<mode>3_iwmmxt): New insn pattern.
9080 (mulv4hi3): Rename to...
9081 (*mulv4hi3_iwmmxt): This.
9082 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
9083 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
9084 (uminv4hi3, uminv2si3): Remove. Replace with...
9085 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
9086 (*umin<mode>3_iwmmxt): These.
9087 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
9088 (ashr<mode>3_iwmmxt): This new pattern.
9089 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
9090 (lshr<mode>3_iwmmxt): This new pattern.
9091 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
9092 (ashl<mode>3_iwmmxt): This new pattern.
9093 * config/arm/neon-docgen.ml: New file. Generate documentation for
9095 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
9096 * config/arm/arm_neon.h: New (autogenerated).
9097 * config/arm/neon-testgen.ml: New file. Generate NEON tests
9099 * config/arm/neon.md: New file. Define NEON instructions.
9100 * config/arm/neon.ml: New file. Abstract description of NEON
9101 instructions, used to generate arm_neon.h header, documentation and
9103 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
9104 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
9106 * doc/extend.texi (ARM Built-in Functions): Rename and remove
9108 (ARM NEON Intrinsics): New subsection.
9109 * doc/arm-neon-intrinsics.texi: New (autogenerated).
9111 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
9113 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
9116 2007-07-24 Jan Hubicka <jh@suse.cz>
9118 * regclass.c (move_table): New type.
9119 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9120 (init_move_cost): Break out from ...
9121 (init_reg_sets_1): ... here; simplify computation of
9122 have_regs-of_mode and contains_reg_of_mode.
9123 (record_reg_classes): Unswitch internal loops.
9124 (copy_cost): Trigger lazy initialization of move cost
9125 (record_address_regs): Likewise.
9127 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9129 * config/darwin.c (darwin_override_options): Don't force on
9130 flag_var_tracking_uninit when no debug info is requested.
9132 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9134 * cfgloop.c (init_loops_structure): New function.
9135 (flow_loops_find): Create root of the loop tree unconditionally.
9137 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9139 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9141 2007-07-24 Jan Hubicka <jh@suse.cz>
9143 * caller-save.c: Include ggc.h, gt-caller-save.h
9144 (reg_save_code, reg_restore_code): Rename to ...
9145 (cached_reg_save_code, cached_reg_restore_code): ... those.
9146 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9147 (reg_save_code, reg_restore_code): New functions.
9148 (init_caller_save): Do not intialize
9149 reg_save_code/reg_restore_code tables.
9150 * Makefile.in: (gt-caller-save.h): New.
9152 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9154 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9155 with the mode of the original operand instead of
9158 2007-07-23 Jan Hubicka <jH@suse.cz>
9160 * i386.c (ix86_secondary_memory_needed): Break out to...
9161 (inline_secondary_memory_needed): ... here.
9162 (ix86_memory_move_cost): Break out to ...
9163 (inline_memory_move_cost): ... here; add support for IN value of 2 for
9164 maximum of input and output; fix handling of Q_REGS on 64bit.
9165 (ix86_secondary_memory_needed): Microoptimize.
9167 2007-07-23 Sebastian Pop <sebpop@gmail.com>
9169 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
9170 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
9171 stmts_from_loop, known_dependences_p, build_rdg): New.
9172 * tree-data-ref.h: Depends on graphds.h.
9173 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
9174 (build_rdg): Declared.
9175 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
9177 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
9179 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
9182 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
9183 Jakub Jelinek <jakub@redhat.com>
9185 PR middle-end/PR28690
9186 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
9188 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
9189 and MEM_POINTER operands over REG and MEM operands.
9190 (swap_commutative_operands_p): Change return value to bool.
9191 * rtl.h: Update the corresponding prototype.
9192 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
9193 instead of gen_rtx_PLUS.
9194 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
9195 value to bool. Change function arguments to rtx's and update code
9197 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
9198 calls to match the new declaration.
9199 * simplify-rtx.c (simplify_associative_operation): Don't
9200 reorder simplify_binary_operation arguments.
9202 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9204 * config/mips/mips.c (override_options): Use mips_costs to derive
9205 the default branch cost.
9206 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
9208 * config/mips/mips.opt (mbranch-cost=): New option.
9209 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
9211 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9213 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
9214 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
9215 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
9216 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
9218 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9220 * config/mips/constraints.md (ks): New constraint.
9221 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
9222 (*add<mode>3_mips16): ...here.
9224 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
9226 * optabs.h (enum optab_index): Add new OTI_signbit.
9227 (signbit_optab): Define corresponding macro.
9228 (enum insn_code signbit_optab[]): Remove array.
9229 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
9230 (expand_copysign_absneg): If back end provides signbit insn, use it
9231 instead of bit operations on floating point argument.
9232 * builtins.c (enum insn_code signbit_optab[]): Remove array.
9233 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
9234 for availability of signbit insn.
9236 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
9237 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
9238 SSE mode is not active.
9239 (isinf<mode>2): Disable for mfpmath=sse,387.
9241 2007-07-22 Ben Elliston <bje@au.ibm.com>
9243 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
9245 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
9247 2007-07-20 Richard Guenther <rguenther@suse.de>
9249 * tree-cfg.c (verify_expr): COND_EXPRs can have any
9250 integral typed condition.
9251 * tree-ssa.c (useless_type_conversion_p): Do not preserve
9252 booleanness. Only preserve conversions from a non-base
9253 type to a base type, not in general between types with
9254 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
9255 * tree.def (COND_EXPR): Document that the condition
9256 can be of any integral type.
9258 2007-07-20 Nigel Stephens <nigel@mips.com>
9259 Richard Sandiford <richard@codesourcery.com>
9261 * config/mips/mips.h (mips_dwarf_regno): Declare.
9262 (DBX_REGISTER_NUMBER): Remove redundant brackets.
9263 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
9264 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
9265 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
9266 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9267 (REG_CLASS_NAMES): Update accordingly.
9268 * config/mips/mips.c (mips_dwarf_regno): New array.
9269 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9270 (mips_subword): Remove special handling for accumulator registers.
9271 (override_options): Initiailize mips_dwarf_regno. Remove use
9273 (mips_swap_registers): New function.
9274 (mips_conditional_register_usage): Swap accumulator registers
9275 around if TARGET_LITTLE_ENDIAN.
9276 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
9277 * config/mips/constraints.md (h, l): Use the endianness to choose
9278 between MD0_REG and MD1_REG.
9279 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
9280 alternative-dependent template.
9282 2007-07-20 Richard Sandiford <richard@codesourcery.com>
9284 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
9287 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9289 * function.c (thread_prologue_and_epilogue_insns): Fix exit
9290 predecessor fallthru flags.
9292 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9294 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
9295 of compare to the same type.
9296 * cfgloopmanip.c (add_loop): Update information about loop exits.
9297 (loop_version): Remove the innermost loop requirement.
9298 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
9299 to sizetype for pointers.
9301 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
9303 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
9304 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
9305 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
9307 * config/dfp-bit.c: Empty for TFmode conversions.
9309 2007-07-18 Caroline Tice <ctice@apple.com>
9311 * var-tracking.c (find_src_status): Check for COND_EXEC insns
9312 and handle them correctly; check that src is not NULL before
9314 (find_src_set_src): Likewise.
9316 2007-07-18 Bob Wilson <bob.wilson@acm.org>
9318 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
9319 (struct alignment_context, init_alignment_context): New.
9320 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9321 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9322 (XCHAL_HAVE_S32C1I): Likewise.
9323 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9324 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9325 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9326 (ATOMIC, HQI): New macros.
9327 (memory_barrier, *memory_barrier): New.
9328 (sync_lock_releasesi): New.
9329 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9330 (sync_lock_test_and_set<mode>): New.
9331 (sync_<atomic><mode>): New.
9332 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9333 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9334 (xtensa_expand_atomic): New.
9336 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9340 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9341 transformation for builtin ISNORMAL.
9342 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9343 * builtins.def (BUILT_IN_ISNORMAL): New.
9344 * doc/extend.texi: Document isnormal.
9346 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9350 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9351 optabs infrastructure. Provide generic implementation for
9353 (expand_builtin): Handle FINITE/ISFINITE.
9354 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9355 (fold_builtin_1): Likewise.
9357 * builtins.def (BUILT_IN_ISFINITE): New.
9359 * doc/extend.texi: Document isfinite.
9361 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9366 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9367 generic fallback for isinf.
9368 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9369 calculation code ...
9370 * real.c (get_max_float): ... to here.
9371 * real.h (get_max_float): New.
9373 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9377 * builtin-attrs.def (ATTR_TYPEGENERIC,
9378 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9380 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9381 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9382 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9383 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9385 * c-common.c (handle_type_generic_attribute): New.
9386 (c_common_attribute_table): Add "type generic".
9388 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9390 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9392 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9393 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9396 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9399 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9400 checking that the operand is an expression.
9402 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9403 Danny Smith <dannysmith@users.sourceforge.net>
9406 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9407 file mapping object in local namespace if Windows version later
9410 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9412 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9413 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9414 arm_cannot_force_const_mem.
9415 (arm_cannot_force_const_mem): New function.
9416 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9417 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9418 of arm_tls_referenced_p.
9419 * config/arm/arm.md (movsi): Split out-of-section constants when
9420 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9421 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9423 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9425 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9427 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9429 * config/mips/mips.md (*extendqihi2): Convert the destination
9432 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9434 * config/pa/fptr.c: Update license header.
9435 * config/pa/milli64.S: Likewise.
9437 2007-07-17 Nick Clifton <nickc@redhat.com>
9439 * COPYING_v3: New file. Contains version 3 of the GNU General
9441 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9442 Lesser General Public License.
9443 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9444 the GNU General Public License.
9446 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9448 PR rtl-optimization/32773
9449 * cfglayout.c (force_one_exit_fallthru): New function.
9450 (cfg_layout_finalize): Use it.
9452 2007-07-16 Richard Guenther <rguenther@suse.de>
9453 Uros Bizjak <ubizjak@gmail.com>
9455 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9456 before forcing it to gimple operand.
9458 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9459 David Ung <davidu@mips.com>
9461 * config/mips/mips.h (TUNE_24K): Define.
9462 (TUNE_MACC_CHAINS): Add TUNE_24K.
9463 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9465 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9466 (r74k_int_madd): .. this new reservation.
9467 (define_bypass): Fixed bypasses for r74k_int_madd to use
9469 * config/mips/24k.md (define_bypass): Define new
9470 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9472 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9473 Nigel Stephens <nigel@mips.com>
9475 * config/mips/mips.md: Include 20kc.md.
9476 * config/mips/20kc.md: New file.
9477 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9478 (mips_adjust_cost): Tweak for 20Kc.
9479 (mips_issue_rate): Likewise.
9480 * config/mips/mips.h (TUNE_20KC): Define.
9482 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9484 * config/rs6000/rs6000.c (struct processor_cost): Add
9485 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9487 (*_cost): Add cache information.
9488 (rs6000_override_options): Set cache parameters.
9490 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9493 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9494 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9496 2007-07-16 Paul Brook <paul@codesourcery.com>
9499 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9500 (cirrus_thumb2_movsi_insn): Ditto.
9502 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9504 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9507 2007-07-15 Andrew Haley <aph@redhat.com>
9509 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9510 before looking in the context.
9512 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9516 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9517 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9518 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9519 (pa_output_function_prologue): Use rp_saved and
9520 current_function_is_leaf to generate .CALLINFO statement.
9521 (hppa_expand_prologue): Set rp_saved.
9522 (hppa_expand_epilogue): Use rp_saved.
9523 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9524 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9526 2007-07-14 Dirk Mueller <dmueller@suse.de>
9528 * omega.c (coalesce): Fix memory leak on early exit.
9529 * matrix-reorg.c (check_allocation_function): Likewise.
9530 * tree-vect-transform.c (vect_get_new_vect_var): free result
9532 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9533 pass pointer to edge vector
9534 (partition_hot_cold_basic_blocks): Fix memory leak.
9535 * collect2.c (prefix_from_string): Free temporary storage.
9536 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9538 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9540 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9541 (DO_GLOBAL_DTORS_BODY): Likewise.
9543 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9544 Nigel Stephens <nigel@mips.com>
9546 * config/mips/mips.c (mips_classify_symbol): Don't return
9547 SYMBOL_SMALL_DATA for constant pool addresses if
9548 TARGET_EMBEDDED_DATA is true.
9550 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9552 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9553 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9554 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9555 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9556 __builtin_ia32_storehps, __builtin_ia32_storelps,
9557 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9558 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9559 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9560 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9561 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9562 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9563 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9564 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9565 using def_builtin_const.
9567 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9569 PR tree-optimization/32705
9570 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9571 (simplify_binary_expression): Use SSA_VAL consistently.
9573 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9575 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9576 (SPEFSCR_REGNO): Delete definition.
9577 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9578 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9579 * config/rs6000/rs6000.h: Do not define *_REGNO.
9580 LINK_REGISTER_REGNUM -> LR_REGNO.
9581 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9582 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9583 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9584 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9585 R_VRSAVE, R_VSCR. Use them.
9586 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9587 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9588 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9589 * config/rs6000/aix.h: Define R_LR. Use it.
9591 2007-07-13 Caroline Tice <ctice@apple.com>
9593 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9594 flag_var_tracking is explicitly turned off (i.e. when variable
9595 tracking is not feasible); otherwise, turn flag_var_tracking on when
9596 flag_var_tracking_uninit is on.
9597 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9598 note definitions, to allow recording of initialization status in the
9600 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9601 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9602 determine if two note locations are equal.
9603 (output_loc_list): Don't output list entries whose start & end labels
9605 (reg_loc_descriptor): Add parameter for initialization status; pass it
9606 to other loc descriptor functions.
9607 (one_reg_loc_descriptor): Add parameter for initialization status;
9608 check its value and add DW_OP_GNU_uninit to returned loc descr if
9610 (multiple_reg_loc_descriptor): Add parameter for initialization
9612 pass init status argument to other loc descriptor functions; check
9613 value of intialization parameter and add DW_OP_GNU_uninit to returned
9614 loc descr if appropriate.
9615 (based_loc_descr): Add parameter for initialization status; add new
9616 variable for return value; check value of initialization parameter and
9617 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9618 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9619 pass init status argument to other loc descriptor functions; check
9620 value of intialization parameter and add DW_OP_GNU_uninit to returned
9621 loc descr if appropriate.
9622 (mem_loc_descriptor): Likewise.
9623 (concat_loc_descriptor): Likewise.
9624 (concatn_loc_descriptor): Likewise.
9625 (loc_descriptor): Add parameter for initialization status; pass it as
9626 argument to other loc descriptor function calls.
9627 (loc_descriptor_from_tree_1): Add appropriate initialization status
9628 to loc descriptor function calls.
9629 (add_location_or_const_value_attribute): Get initialization status
9630 from VAR_LOCATION note; add initialization status to loc descriptor
9632 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9633 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9634 status is uninitialized, add "[uninint]" to output.
9635 * common.opt (fvar-tracking-uninit): New option, similar to
9636 fvar-tracking, to turn on tracking of uninitialized variables; creates
9637 a new global flag, flag_var_tracking_uninit.
9638 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9639 (enum var_init_status): New type, for var initialization status field.
9640 * var-tracking.c (struct location_chain_def): Two new fields, init,
9641 for initialization status, and set_src for the assignment value expr.
9642 (unshare_variable): New parameter for initialization status;
9643 initialize new init and set_src fields.
9644 (var_reg_set): New parameters for initialization status and value;
9645 pass them to set_variable_part.
9646 (var_mem_set): Likewise.
9647 (get_init_value): New function.
9648 (var_reg_delete_and_set): New initialization status & value
9649 parameters; add call to get_init_value if status is unknown; pass new
9650 parameters to clobber_variable_part and var_reg_set.
9651 (var_mem_delete_and_set): Likewise.
9652 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9653 (var_mem_delete): Likewise.
9654 (variable_union): Pass status to unshare_variable; initialize new init
9655 and set_src fields. If flag_var_tracking_uninit is not set, force
9656 status to initialized.
9657 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9658 used later to get the set_src value.
9659 (find_src_status): New function.
9660 (find_src_set_src): New function.
9661 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9662 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9663 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9664 and var_mem_delete_and_set.
9665 (dump_variable): Print out "[uninit]" if appropriate.
9666 (set_variable_part): Add new initialization and set_src parameters;
9667 pass status to unshare_variable; set node->init and node- >set_src
9668 fields and modify slot in hash table appropriately; save the init and
9669 set_src values if appropriate and assign to the new node.
9670 (clobber_variable_part): New set_src parameter; if two nodes have
9671 same variable and same location but different set_src (assignment)
9672 values, clobber old node.
9673 (delete_variable_part): Pass init status to unshare_variable.
9674 (emit_note_insn_var_location): Add initialized var; assign var's init
9675 status to new 'initialized'; pass new init status field to calls to
9676 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9677 status to initialized.
9678 (emit_notes_in_bb): Pass initialization status to calls to
9679 var_reg_set, var_mem_set, var_reg_delete_and_set and
9680 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9681 var_reg_delete_and_set and var_mem_delete_and_set; call
9682 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9683 make up for change in add_stores.
9684 (vt_add_function_parameters): Add status to calls to
9686 * config/darwin.c (darwin_override_options): Turn on uninitialized
9687 tracking automatically, if var_tracking is on and the system is
9690 2007-07-13 Sa Liu <saliu@de.ibm.com>
9692 * config.gcc: Add options for arch and tune on SPU.
9693 * config/spu/predicates.md: Add constant operands 0 and 1.
9694 * config/spu/spu-builtins.def: Add builtins for double precision
9695 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9696 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9698 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9700 * config/spu/spu-protos.h: Add new function prototypes.
9701 * config/spu/spu.c (spu_override_options): Check options -march and
9703 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9704 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9706 (spu_const_from_int): New. Create a vector constant from 4 ints.
9707 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9708 (spu_emit_vector_compare): New. Emit vector compare.
9709 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9710 * config/spu/spu.h: Add options -march and -mtune. Define processor
9711 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9712 CANONICALIZE_COMPARISON.
9713 * config/spu/spu.md: Add new insns for double precision compare
9714 and double precision vector compare. Add vcond and smax/smin patterns
9715 to enable DFmode vector conditional expression.
9716 * config/spu/spu.opt: Add options -march and -mtune.
9717 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9718 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9719 both CELL and CELLEDP targets: spu_testsv.
9720 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9723 2007-07-13 Richard Guenther <rguenther@suse.de>
9725 PR tree-optimization/32721
9726 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9727 TREE_THIS_VOLATILE on the folded reference.
9728 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9729 if the array reference has TREE_THIS_VOLATILE set.
9731 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9734 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9736 2007-07-13 Andreas Schwab <schwab@suse.de>
9738 * gengtype-lex.l: Allow declarations to be indented.
9740 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9742 * ginclude/tgmath.h: New.
9743 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9744 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9745 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9746 * configure: Regenerate.
9748 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9750 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9751 correct index when setting register save state for xd
9754 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9756 * config/sh/sh.c (mark_use): Remove.
9758 2007-07-12 Paul Brook <paul@codesourcery.com>
9760 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9761 reg does not overlap return value.
9763 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9765 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9766 (set_expression_vuses): Ditto.
9767 (init_pre): Initialize expression_vuses.
9769 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9771 * config/i386/sse.md (storentdf, storentsf): New.
9773 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9775 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9777 * tree.c (build_decl_stat): Move code from here...
9778 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9779 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9780 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9781 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9782 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9785 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9786 Devang Patel <dpatel@apple.com>
9788 PR tree-optimization/25413
9789 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9790 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9791 * tree.h (contains_packed_reference): New.
9792 * expr.c (contains_packed_reference): New.
9793 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9794 (vect_enhance_data_refs_alignment): Call
9795 vector_alignment_reachable_p.
9796 * target.h (vector_alignment_reachable): New builtin.
9797 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9798 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9799 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9801 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9803 * target.h (builtin_vectorization_cost): Add new target builtin.
9804 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9805 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9806 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9807 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9808 uninitialized variables.
9809 * tree-vect-transform.c (cost_for_stmt): New function.
9810 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9811 using cost 1 for all scalar stmts. Be less conservative when
9812 estimating the number of prologue/epulogue iterations. Call
9813 targetm.vectorize.builtin_vectorization_cost. Return
9814 min_profitable_iters-1.
9815 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9816 initialization cost instead of TARG_VEC_STMT_COST. Use
9817 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9818 epilogue code. Fix epilogue cost computation.
9819 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9820 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9821 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9822 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9823 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9824 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9826 2007-07-12 Richard Guenther <rguenther@suse.de>
9828 * gimplify.c (gimplify_conversion): Make sure that the result
9829 from maybe_fold_offset_to_reference is trivially convertible
9830 to the desired type before doing the simplification.
9831 (gimplify_expr): Likewise.
9832 * fold-const.c (fold_binary): Use the correct types for
9833 building the simplified expression.
9835 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9837 PR rtl-optimization/32729
9838 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9839 that fallthru to exit.
9841 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9843 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9844 (symDTPOFF2reg): Likewise.
9846 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9848 PR tree-optimization/32663
9850 * tree.h (VALUE_HANDLE_VUSES): Remove.
9851 (struct tree_value_handle): Remove vuses.
9853 * tree-vn.c (create_value_handle_for_expr): Don't set
9856 * tree-ssa-pre.c (expression_vuses): New.
9857 (alloc_expression_id): Set up expression_vuses.
9858 (get_expression_vuses): New.
9859 (set_expression_vuses): Ditto.
9860 (clear_expression_ids): Modify for expression_vuses.
9861 (phi_translate_1): Ditto.
9862 (phi_translate_set): Ditto.
9863 (value_dies_in_block_x): Ditto
9864 (valid_in_sets): Ditto.
9865 (add_to_sets): Ditto.
9866 (find_existing_value_expr): Ditto.
9867 (create_value_handle_for_expr): Ditto.
9868 (make_values_for_stmt): Ditto.
9869 (vuse_equiv): Remove.
9871 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9873 * Makefile.in (mostlyclean): Remove object files.
9875 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9877 * toplev.c (no_new_pseudos): Deleted.
9878 * rtl.h (no_new_pseudos): Deleted.
9879 * tree-pass.h (pass_no_new_pseudos): Deleted.
9880 * passes.c (pass_no_new_pseudos): Deleted.
9881 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9882 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9883 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9885 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9886 * rtlhooks.c (gen_lowpart_general): Ditto.
9887 * optabs.c (prepare_operand): Ditto.
9888 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9890 * modulo-sched.c (rest_of_handle_sms): Ditto.
9891 * see.c (rest_of_handle_see): Ditto.
9892 * ifcvt.c (if_convert): Ditto.
9893 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9895 * init-regs.c (gate_initialize_regs): Deleted set of
9897 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9898 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9899 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9901 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9904 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9905 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9906 (*vec_extractv2di_1_rex64): New insn pattern.
9908 2007-07-11 David Daney <ddaney@avtrex.com>
9910 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9911 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9912 for SIGNAL_UNWIND_RETURN_COLUMN.
9913 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9914 (DWARF_FRAME_REGNUM): Rewrite.
9915 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9917 2007-07-11 Nick Clifton <nickc@redhat.com>
9919 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9920 delta and use gen_int_mode in place of GET_INT instead.
9922 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9924 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9927 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9929 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9930 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9932 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9933 (USE_CANONICAL_TYPES): New.
9934 * doc/invoke.texi (verify-canonical-types): Remove.
9935 (use-canonical-types): Add.
9937 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9939 * config/spu/spu.c (spu_optimization_options): Remove setting of
9940 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9941 (spu_override_options): Move it here.
9943 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9945 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9946 * config/mips/mips.c (mips_cpu_info_table): Mention
9947 MIPS_ISA_LEVEL_SPEC in the comment.
9949 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9951 PR tree-optimization/32713
9952 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9954 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9957 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9958 conditional to flag_isoc99.
9959 (c_common_init_options): Do it here, unconditionally.
9961 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9963 PR tree-optimization/32589
9964 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9965 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9966 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9967 predicate, extracted from...
9968 (set_rhs): ...here. Call it for the expression on entry.
9969 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9970 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9971 (simplify_binary_expression): Use valid_gimple_expression_p
9972 to validate the simplification.
9973 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9975 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9977 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9978 DWARF2_DEBUG on 32 bit target too.
9979 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9981 2007-07-11 Nick Clifton <nickc@redhat.com>
9983 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9984 version for 64-bit hosts.
9986 2007-07-10 David Daney <ddaney@avtrex.com>
9988 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9990 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9992 * config/mips/mips.c (mips_expand_synci_loop): New function.
9993 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9994 (UNSPEC_RDHWR): Same.
9995 (UNSPEC_SYNCI): Same.
9996 (UNSPEC_SYNC): Same.
9997 (clear_cache): New expand.
10001 (clear_hazard): Same.
10002 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
10004 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
10005 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
10007 2007-07-10 Ian Lance Taylor <iant@google.com>
10009 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
10012 2007-07-10 David Daney <ddaney@avtrex.com>
10014 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
10015 * builtins.c (expand_builtin___clear_cache): New function.
10016 (expand_builtin): Call expand_builtin___clear_cache for
10017 BUILT_IN_CLEAR_CACHE case.
10018 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
10019 * doc/md.texi (clear_cache): Document new instruction pattern.
10020 * testsuite/gcc.dg/builtins-64.c: New test.
10022 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
10024 * config/cris/cris.md ("movsi"): Fix typo in last change.
10026 2007-07-09 Geoffrey Keating <geoffk@apple.com>
10029 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
10031 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
10032 * varasm.c (assemble_start_function): Honor DECL_ALIGN
10033 for FUNCTION_DECLs. Don't use align_functions_log if
10035 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
10036 even for FUNCTION_DECLs.
10037 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
10039 * tree.h (DECL_ALIGN): Update for new location of 'align'.
10040 (DECL_FUNCTION_CODE): Update for new location and name of
10042 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
10043 (struct tree_decl_common): Move 'align' and 'off_align' out
10044 of union, ensure they're still on a 32-bit boundary. Remove
10045 other fields in union 'u1'.
10046 (struct tree_function_decl): Add field 'function_code' replacing
10047 'u1.f' in tree_decl_common.
10048 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
10049 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
10050 (Variable Attributes): Cross-reference 'aligned' attribute
10051 to Function Attributes.
10052 * flags.h (force_align_functions_log): Delete.
10053 * toplev.c (force_align_functions_log): Delete.
10055 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
10058 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
10059 (*vec_concatv2di_rex): New insn pattern.
10061 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10064 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
10066 2007-07-10 Ian Lance Taylor <iant@google.com>
10068 Replace no_new_pseudos in backends.
10069 * rtl.h (can_create_pseudo_p): Define.
10070 * config/darwin.c (machopic_indirect_data_reference): Use
10071 can_create_pseudo_p () instead of no_new_pseudos.
10072 (machopic_indirect_data_reference): Likewise.
10073 (machopic_legitimize_pic_address): Likewise.
10074 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
10075 (alpha_emit_set_const_1): Likewise.
10076 (alpha_emit_set_const): Likewise.
10077 (alpha_emit_conditional_move): Likewise.
10078 (alpha_split_conditional_move): Likewise.
10079 * config/alpha/alpha.md (various splitters): Likewise.
10081 * config/arm/arm.c (legitimize_pic_address): Likewise.
10082 (arm_load_pic_register): Likewise.
10083 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
10084 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
10085 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
10086 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
10087 * config/cris/cris.md (movsi): Likewise.
10088 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
10089 (symGOTOFF2reg_hilo): Likewise.
10090 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
10091 * config/h8300/h8300.md (insv, extzv): Likewise.
10092 * config/i386/i386.c (ix86_expand_move): Likewise.
10093 (ix86_expand_vector_move): Likewise.
10094 (ix86_prepare_fp_compare_args): Likewise.
10095 (ix86_expand_carry_flag_compare): Likewise.
10096 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
10097 (tls_dynamic_gnu2_combine_32): Likewise.
10098 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
10099 * config/ia64/ia64.c (ia64_expand_move): Likewise.
10100 (ia64_expand_movxf_movrf): Likewise.
10101 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
10102 (m32c_split_move): Likewise.
10103 (m32c_expand_insv): Likewise.
10104 * config/m68k/m68k.md (movsi): Likewise.
10105 * config/mips/mips.c (mips_force_temporary): Likewise.
10106 (mips_split_symbol): Likewise.
10107 (mips_move_integer): Likewise.
10108 (mips_legitimize_const_move): Likewise.
10109 * config/mn10300/mn10300.md (movsi): Likewise.
10110 * config/pa/pa.c (emit_move_sequence): Likewise.
10111 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10112 (rs6000_got_register): Likewise.
10113 (create_TOC_reference): Likewise.
10114 (rs6000_machopic_legitimize_pic_address): Likewise.
10115 * config/rs6000/rs6000.md (add<mode>3): Likewise.
10116 (various splitters): Likewise.
10117 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10118 (movsi_got): Likewise.
10119 * config/s390/s390.c (emit_symbolic_move): Likewise.
10120 * config/s390/s390.md (movhi, movqi): Likewise.
10121 (load_multiple, store_multiple): Likewise.
10122 * config/score/score.c (score_force_temporary): Likewise.
10123 * config/sh/sh.c (prepare_move_operands): Likewise.
10124 (prepare_cbranch_operands): Likewise.
10125 (emit_fpu_switch): Likewise.
10126 (fpscr_set_from_mem): Likewise.
10127 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10128 (adddi3, subsi3): Likewise.
10129 (various splitters): Likewise.
10130 (divsi_inv_fp_combine): Likewise.
10131 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10132 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10134 * config/sh/predicates.md (xor_operand): Likewise.
10135 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10136 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10137 (movdi_pic_label_ref): Likewise.
10138 * config/spu/spu.c (spu_split_immediate): Likewise.
10139 * config/alpha/alpha.md (various splitters): Remove test
10140 !no_new_pseudos || reload_completed.
10141 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10143 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10144 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10145 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10146 * config/score/score.c (th_output_mi_thunk): Likewise.
10147 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10148 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10150 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10152 PR rtl-optimization/32664
10153 * mode-switching.c (create_pre_exit): Skip barrier insns.
10155 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10157 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10158 force_gimple_operand_bsi.
10159 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
10160 rewrite_use_compare): Ditto.
10161 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
10163 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
10164 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
10165 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
10166 * tree-profile.c (prepare_instrumented_value,
10167 tree_gen_interval_profiler, tree_gen_pow2_profiler,
10168 tree_gen_one_value_profiler, tree_gen_ic_profiler,
10169 tree_gen_ic_func_profiler, tree_gen_average_profiler,
10170 tree_gen_ior_profiler): Ditto.
10171 * tree-ssa-reassoc.c (negate_value): Ditto.
10172 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
10173 Use force_gimple_operand_bsi.
10174 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10175 * tree-if-conv.c (add_to_dst_predicate_list,
10176 find_phi_replacement_condition): Ditto.
10177 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
10178 Call mark_symbols_for_renaming for new statements.
10179 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
10181 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10183 * cfghooks.c (remove_edge): New function.
10184 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
10186 * cfghooks.h (remove_edge): Declare.
10187 * cfg.c (remove_edge): Renamed to remove_edge_raw.
10188 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
10190 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
10192 * optabs.h: Added declaration for signbit_optab.
10193 * optabs.c: (init_optabs): Added initialization for signbit_optab.
10194 * genoptinit.c (optabs): Added entry for signbit insns.
10195 * builtins.c (expand_builtin_signbit): Added code to use a signbit
10196 insn, if available.
10197 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
10198 * config/s390/s390.md (signbit<mode>2): New expander.
10200 2007-07-09 Richard Guenther <rguenther@suse.de>
10202 PR middle-end/32698
10203 * fold-const.c (fold_plusminus_mult_expr): Move constant
10204 arguments second to allow decomposing.
10206 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
10209 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10211 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10212 Disregard DECL_FROM_INLINE.
10214 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10217 * doc/invoke.texi: Add ftree-reassoc flag.
10218 * common.opt (ftree-reassoc): New flag.
10219 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
10220 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
10222 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10224 PR tree-optimization/32681
10225 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
10226 saved in second_edge->aux when first_bb is a loop header.
10228 2007-07-09 Jan HUbicka <jh@suse.cz>
10230 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
10232 2007-07-09 Richard Guenther <rguenther@suse.de>
10234 * c-decl.c (start_function): Do not promote return type.
10236 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
10238 * function.c (do_warn_unused_parameter): Do not warn if
10239 TREE_NO_WARNING is set.
10241 2007-07-08 Andreas Schwab <schwab@suse.de>
10243 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10245 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
10248 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10250 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10251 apply to assembly language, too.
10252 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10254 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
10256 Revert (note the sccvn portions are *not* reverted)
10257 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10259 Fix PR tree-optimization/23488
10261 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10263 * tree-flow-inline.h (get_value_handle): Ditto.
10264 * tree-ssa-pre.c (decl_vh_map): New.
10265 (decl_node_pool): New.
10266 (can_value_number_operation): Support DECL_P.
10267 (can_PRE_operation): Ditto.
10268 (create_expression_by_pieces): Ditto.
10269 (find_existing_value_expr): Modify to differnetiate between
10270 addressing and top level.
10271 (create_value_handle_for_expr): Handle DECL's.
10272 (poolify_tree): Ditto.
10273 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10274 (make_values_for_stmt): Handle DECL's properly.
10275 (init_pre): Reorg to not init useless things during FRE.
10277 * tree-flow.h: Include pointer-set.h.
10278 (decl_vh_map): Declare.
10279 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10281 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
10283 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
10284 the constraint description.
10285 * doc/md.texi: Update documentation of AVR constraints.
10287 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
10289 * auto-inc-dec.c, config/arm/arm.c,
10290 config/m32r/constraints.md, config/mips/mips.md,
10291 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
10292 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
10293 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
10294 typos. Follow spelling conventions.
10295 * doc/invoke.texi, doc/rtl.texi: Fix typos.
10297 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10298 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10300 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
10301 realloc_vuse): Remove.
10302 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
10305 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10307 Fix PR tree-optimization/23488
10309 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
10310 (try_to_simplify): Ditto.
10311 (visit_use): Ditto.
10312 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10314 * tree-flow-inline.h (get_value_handle): Ditto.
10315 * tree-ssa-pre.c (decl_vh_map): New.
10316 (decl_node_pool): New.
10317 (can_value_number_operation): Support DECL_P.
10318 (can_PRE_operation): Ditto.
10319 (create_expression_by_pieces): Ditto.
10320 (find_existing_value_expr): Modify to differnetiate between
10321 addressing and top level.
10322 (create_value_handle_for_expr): Handle DECL's.
10323 (poolify_tree): Ditto.
10324 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10325 (make_values_for_stmt): Handle DECL's properly.
10326 (init_pre): Reorg to not init useless things during FRE.
10328 * tree-flow.h: Include pointer-set.h.
10329 (decl_vh_map): Declare.
10330 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10332 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10334 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10335 apply to assembly language, too.
10336 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10338 2007-07-06 Ian Lance Taylor <iant@google.com>
10339 Zack Weinberg <zackw@panix.com>
10341 PR middle-end/32441
10342 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10344 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10346 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10347 (prefetch): Likewise if "pref" would be used.
10349 2007-07-06 Josh Conner <jconner@apple.com>
10351 PR middle-end/32602
10352 PR middle-end/32603
10353 * calls.c (store_one_arg): Handle arguments which are partially
10354 on the stack when detecting argument overlap.
10356 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10358 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10359 chosen during find_reloads.
10361 2007-07-06 Richard Guenther <rguenther@suse.de>
10363 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10364 TYPE_ARG_TYPES for verification of argument types. Use
10365 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10366 parameters as variable arguments.
10368 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10370 * libgcc2.h (word_type): Type definition removed.
10371 (cmp_return_type, shift_count_type): Type definitions added.
10372 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10373 replaced with shift_count_type.
10374 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10376 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10377 changed from word_type to Wtype.
10378 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10379 replaced with shift_count_type.
10380 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10382 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10383 and libgcc_shift_count attribute added.
10384 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10385 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10386 (TARGET_INITIALIZER): New target hooks added.
10387 * targhooks.c (default_libgcc_cmp_return_mode,
10388 default_libgcc_shift_count_mode): Default implementations for the new
10389 target hooks added.
10390 * targhooks.h (default_libgcc_cmp_return_mode,
10391 default_libgcc_shift_count_mode): Function prototypes added.
10392 * target.h (struct gcc_target): Fields for the new target hooks added.
10393 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10395 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10398 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10399 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10401 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10402 s390_libgcc_shift_count_mode): Functions added.
10403 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10404 Target hooks defined.
10406 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10408 * config/mips/mips.c (compute_frame_size): Restore the original
10409 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10410 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10411 Document why the difference is needed.
10413 2007-07-06 Richard Guenther <rguenther@suse.de>
10415 * c-common.c (boolean_increment): Use correctly typed
10418 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10420 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10421 the topmost argument register is not also included in the save mask.
10422 (mips16e_collect_argument_save_p): Take a pointer to the argument
10423 register, rather than a pointer to the number of arguments.
10424 (mips16e_collect_argument_saves): Only include argument saves
10425 that aren't in the register mask.
10427 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10429 PR rtl-optimization/32450
10430 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10431 to ensure that instructions are not moved into the prologue when
10432 profiling is on. Remove unused prologue_end variable.
10433 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10434 as a scheduling barrier.
10436 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10439 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10440 Disregard DECL_FROM_INLINE.
10442 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10444 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10445 IORing with a constant.
10447 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10449 PR rtl-optimization/32475
10450 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10451 for every definition of the stack pointer.
10453 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10455 * arm.c (vfp3_const_double_index): Copy signed results of
10456 REAL_VALUE_TO_INT into unsigned vars.
10458 2007-07-05 Richard Guenther <rguenther@suse.de>
10460 PR middle-end/32639
10461 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10463 * tree-ssa.c (useless_type_conversion_p): Check canonical
10466 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10468 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10469 zero_extendhisi2): Change to define_insn_and_split.
10470 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10472 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10474 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10475 pass_match_asm_constraints): New.
10476 * passes.c (init_optimization_passes): Add new pass.
10477 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10478 * function.h (struct function): Add has_asm_statement bit.
10479 (current_function_has_asm_statement): New.
10480 * tree-pass.h (pass_match_asm_constraints): New.
10482 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10484 * config/mips/mips.c (mips_file_start): Avoid declaration
10487 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10489 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10491 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10493 * rtl.def (NOTE): Change print format string to print
10494 operand 5 as a note insn name.
10496 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10497 David Ung <davidu@mips.com>
10499 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10500 * doc/invoke.texi: (MIPS Options): Document them.
10502 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10503 David Ung <davidu@mips.com>
10505 Add support for SmartMIPS ASE.
10507 * optabs.c (expand_binop_directly): New, broken out from...
10508 (expand_binop): Here. Make it try rotating in the other
10509 direction even when the second operand isn't constant.
10510 * config/mips/mips.md (*lwxs): New.
10511 * config/mips/mips.opt (msmartmips): New.
10512 * config/mips/mips.c (mips_lwxs_address_p): New.
10513 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10514 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10515 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10516 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10517 (ISA_HAS_LWXS): New.
10518 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10519 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10520 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10521 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10522 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10523 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10524 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10526 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10528 * tree-vectorizer.c (new_loop_vec_info): Initialize
10529 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10530 * tree-vectorizer.h (_loop_vec_info): Added new filed
10531 min_profitable_iters.
10532 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10533 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10534 * tree-vect-analyze.c (vect_analyze_operations): Set
10535 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10536 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10537 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10538 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10539 and prologue cost to after they are computed.
10540 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10541 TARG_VEC_STMT_COST.
10542 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10543 of creating vectors from scalars according to dt.
10544 (vect_model_store_cost): Likewise.
10545 (vectorizable_call): Use dt array instead of scalar dt. Call
10546 vect_model_simple_cost with additional argument dt.
10547 (vectorizable_assignment): Likewise.
10548 (vectorizable_operation): Likewise.
10549 (vectorizable_type_demotion): Likewise.
10550 (vectorizable_type_promotion): Likewise.
10551 (vectorizable_store): Use dt array instead of scalar dt. Call
10552 vect_model_store_cost with additional argument dt.
10553 (vect_do_peeling_for_loop_bound): Don't call
10554 vect_estimate_min_profitable_iters. Instead, lookup
10555 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10556 "may not be profitable".
10558 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10561 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10562 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10563 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10564 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10566 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10568 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10569 addressing modes cheaper.
10571 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10573 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10574 (dw_ranges_struct): Rename block_num to num. Adjust.
10575 (dw_ranges_by_label_struct): New.
10576 (ranges_by_label, ranges_by_label_allocated,
10577 ranges_by_label_in_use): New variables.
10578 (add_ranges_num): Factored most of the code out of...
10579 (add_ranges): ... this one. Rewrite in terms of the former.
10580 (add_ranges_by_labels): New.
10581 (output_ranges): Output by-label ranges.
10582 (dwarf2out_finish): Output range for multiple-section
10583 compile_unit. Output standard DW_AT_low_pc in addition to
10584 unexpected DW_AT_entry_pc.
10586 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10588 PR tree-optimization/32604
10589 PR tree-optimization/32606
10591 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10592 (compute_antic_safe): Removed.
10593 (ANTIC_SAFE_LOADS): Ditto.
10594 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10595 (execute_pre): Don't call compute_antic_safe.
10596 (vuse_equiv): New function.
10597 (make_values_for_stmt): Use it
10598 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10601 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10604 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10605 rather than a decl.
10606 (avr_attribute_table): Make "naked" attribute apply to function types
10607 rather than to decls.
10608 (avr_handle_fntype_attribute): New function.
10610 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10612 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10615 2007-07-04 David Ung <davidu@mips.com>
10616 Joseph Myers <joseph@codesourcery.com>
10618 * config/mips/mips.md (type): Add logical, signext and move.
10619 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10620 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10621 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10622 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10623 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10624 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10625 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10626 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10627 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10628 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10629 movv2sf_hardfloat_64bit): Use the new types.
10630 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10631 *movdf_softfloat, *movdf_mips16): Use "multi".
10632 (extendqihi2): Replace with a define_expand.
10633 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10634 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10635 * config/mips/74k.md (r74k_int_logical): New reservation and
10637 (r74k_int_arith): Remove "slt".
10638 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10639 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10640 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10641 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10642 reservations for "arith".
10644 2007-07-04 Richard Guenther <rguenther@suse.de>
10646 * tree-ssa.c (useless_type_conversion_p): Add handling for
10647 scalar float and vector types. Only call the types_compatible_p
10648 langhook for aggregate types as last resort. Follow the
10651 2007-07-04 Richard Guenther <rguenther@suse.de>
10653 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10654 the same as NOP_EXPR.
10656 2007-07-04 Nick Clifton <nickc@redhat.com>
10658 * target.h (struct gcc_target): Add target_help field.
10659 * target-def.h (TARGET_HELP): New.
10660 (TARGET_INITIALIZER): Use TARGET_HELP.
10661 * opts.c (command_handle_option): Invoke target_help function, if
10662 defined, when the user has specified --target-help on the command
10664 * doc/invoke.texi: Mention that --target-help might print
10665 additional information.
10666 * doc/tm.texi: Document TARGET_HELP hook.
10668 * arm.c (TARGET_HELP): Override default definition.
10669 (arm_target_help): New - display a wrapped list of cores and
10670 architectures supported.
10672 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10674 * config/v850/v850.c (expand_prologue): Make sure
10675 GEN_INT() argument is sign extended rather than zero extended.
10676 (expand_epilogue): Likewise.
10677 (output_move_double): Delete.
10678 * config/v850/v850-protos.h (output_move_double): Delete.
10679 * config/v850/v850.md (movdi): Delete.
10680 (*movdi_internal): Delete.
10682 (*movdf_internal): Delete.
10684 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10686 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10687 unless compiling RTP PIC.
10689 2007-07-04 Richard Guenther <rguenther@suse.de>
10691 PR tree-optimization/32482
10692 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10693 original ssa name if we didn't find a shift expression.
10694 Fix shift constant for bit zero test.
10696 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10698 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10700 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10702 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10703 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10704 * config/arm/vxworks.h (ASM_SPEC): Delete.
10705 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10707 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10709 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10710 (DDR_REVERSED_P): New.
10711 * tree-data-ref.c (initialize_data_dependence_relation,
10712 build_classic_dist_vector): Set DDR_REVERSED_P.
10714 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10716 PR middle-end/32457
10717 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10718 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10719 init_omega_for_ddr_1): Use non conservative number of iterations
10721 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10722 (analyze_siv_subscript): Remove FIXME and reinitialization of
10723 last_conflicts to chrec_dont_know.
10724 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10726 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10728 * tree.c (maybe_canonicalize_argtypes): Improve description.
10730 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10732 * tree.c (maybe_canonicalize_argtypes): New.
10733 (build_function_type): Set canonical type.
10734 (build_method_type_directly): Ditto.
10735 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10738 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10740 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10742 (rewrite_use_nonlinear_expr): Likewise.
10744 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10746 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10748 2007-07-04 Ben Elliston <bje@au.ibm.com>
10750 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10753 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10755 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10756 (Exception Handling): Likewise.
10758 2007-07-03 Jan Hubicka <jh@suse.cz>
10760 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10762 2007-07-03 Eric Christopher <echristo@apple.com>
10764 * doc/cppopts.texi: Add conflicting option note to -dM.
10765 * doc/invoke.texi: Add note about possible conflicts with
10766 -E for -dCHARS and note that -dM will not produce
10767 any results if there is no machine dependent reorg.
10769 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10771 * tree.h (DECL_ALIGN): Back out previous change.
10773 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10775 * configure.ac: Test for .dtprelword support on MIPS.
10776 * configure, config.in: Regenerate.
10777 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10778 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10780 2007-07-03 Julian Brown <julian@codesourcery.com>
10782 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10783 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10784 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10785 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10787 (all_fpus): Add FPUTYPE_VFP3.
10788 (fp_model_for_fpu): Add VFPv3 field.
10789 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10790 (vfp3_const_double_index): New function. Return integer index of
10791 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10793 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10794 and argument represents a valid RTX for a VFPv3 constant.
10795 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10797 (vfp_emit_fstmd): Similar, for fstmd.
10798 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10799 constants, represented as integer indices.
10800 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10801 VFP_REGNO_OK_FOR_DOUBLE macros.
10802 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10803 (arm_file_start): Set float-abi attribute for VFPv3, and output
10804 correct ".fpu" assembler directive.
10805 (arm_dbx_register_numbering): Add FIXME.
10806 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10807 (fputype): Add FPUTYPE_VFP3.
10808 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10809 (CALL_USED_REGISTERS): Likewise.
10810 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10811 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10812 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10813 (D7_VFP_REGNUM): New.
10814 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10815 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10816 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10817 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10818 (REG_ALLOC_ORDER): Adjust for VFPv3.
10819 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10820 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10821 VFP_LO_REGS, VFP_HI_REGS.
10822 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10823 (IS_VFP_CLASS): Define macro.
10824 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10826 (REGISTER_MOVE_COST): Likewise.
10827 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10828 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10829 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10830 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10831 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10832 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10833 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10834 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10835 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10836 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10837 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10838 where appropriate for single-word registers.
10839 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10840 As above. Fix type attributes.
10841 * config/arm/constraints.md (register_contraint "t"): Define.
10842 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10844 (register_constraint "x"): Define.
10845 (constraint "Dv"): Define.
10847 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10849 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10851 2007-07-03 Tom Tromey <tromey@redhat.com>
10853 * c-parser.c (objc_pq_context): Removed.
10854 (objc_need_raw_identifier): Likewise.
10855 (c_parser) <objc_pq_context>: New field.
10856 <objc_need_raw_identifier>: Likewise.
10857 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10858 (c_lex_one_token): Update.
10859 (c_parser_objc_protocol_definition): Update.
10860 (c_parser_objc_method_definition): Update.
10861 (c_parser_objc_methodproto): Update.
10862 (c_parser_declspecs): Update.
10864 2007-07-03 David Ung <davidu@mips.com>
10866 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10868 2007-07-03 David Ung <davidu@mips.com>
10869 Richard Sandiford <richard@codesourcery.com>
10871 * doc/invoke.texi: Document -march=74kf3_2.
10872 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10873 (TUNE_74K): Check for it.
10874 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10875 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10876 * config/mips/mips.md (cpu): Add 74kf3_2.
10877 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10878 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10879 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10880 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10881 74kf3_2 to the CPU list.
10882 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10883 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10884 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10885 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10886 (r74kf3_2_fxfer_from_c1): New insn reservations.
10888 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10889 David Ung <davidu@mips.com>
10891 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10892 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10893 and 74k[fx]. Document aliases for the new options.
10894 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10895 (PROCESSOR_24KF2_1): ...this.
10896 (PROCESSOR_24KX): Rename to...
10897 (PROCESSOR_24KF1_1): ...this.
10898 (PROCESSOR_74KF): Rename to...
10899 (PROCESSOR_74KF2_1): ...this.
10900 (PROCESSOR_74KX): Rename to...
10901 (PROCESSOR_74KF1_1): ...this.
10902 (TUNE_74K): Update PROCESSOR_* names.
10903 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10904 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10905 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10906 (mips_rtx_cost_data): Update processor names in comments.
10907 (mips_issue_rate): Update PROCESSOR_* names.
10908 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10909 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10910 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10911 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10912 Update cpu attribute names.
10913 (r24k_fpu_iss): Rename this reservation to...
10914 (r24kf2_1_fpu_iss): ...this and update all uses.
10915 (r24kx_fpu_iss): Rename this reservation to...
10916 (r24kf1_1_fpu_iss): ...this and update all uses.
10917 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10918 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10919 Update cpu attribute names.
10921 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10923 * config/m32r/constraints.md: New file.
10924 * config/m32r/m32r.c: Include tm-constrs.h.
10925 (small_data_operand): Use satisfies_constraint_* instead of macro.
10926 (addr24_operand, gen_compare): Likewise.
10927 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10928 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10929 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10930 EXTRA_CONSTRAINT): Likewise.
10931 * config/m32r/m32r.md: Include constraints.md.
10932 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10933 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10934 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10935 (two_insn_const_operand, int8_operand, uint16_operand,
10936 reg_or_int16_operand, reg_or_uint16_operand,
10937 reg_or_cmp_int16_operand, cmp_int16_operand,
10938 seth_add3_operand): Likewise.
10940 2007-07-03 Eric Christopher <echristo@gmail.com>
10942 * libgcc2.h: Conditionally declare __bswapsi2 and
10945 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10947 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10950 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10953 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10954 (__gthrw_pragma): Provide default definition.
10955 (__gthrw2): Use it.
10956 * gthr-posix.c (__gthrw_pragma): Define.
10958 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10960 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10961 before declaring inequality.
10963 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10965 * combine.c (recog_for_combine): Log the success or failure of
10966 matching new insn patterns against the machine description in
10969 2007-07-03 Revital Eres <eres@il.ibm.com>
10971 * ddg.c (print_sccs): New function.
10972 (check_sccs): New function.
10973 (create_ddg_all_sccs): Use it.
10974 * ddg.h (print_sccs): Declare.
10975 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10977 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10979 * targhooks.h (default_mode_for_suffix): New function declaration.
10980 * targhooks.c (default_mode_for_suffix): New default target hook.
10981 * target.h (struct c): New structure in the targetm struct.
10982 (mode_for_suffix): New target hook as part of struct c.
10983 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10984 default_mode_for_suffix.
10985 (TARGET_C): New define.
10986 * c-lex.c: Include "target.h".
10987 (interpret_float): Use targetm.c.mode_for_suffix to determine
10988 the mode for a given non-standard suffix.
10989 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10991 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10992 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10994 * doc/extend.texi (Floating Types): New node. Document __float80 and
10995 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10997 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11000 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
11001 predicate instead of target_operand.
11002 (divsi3_i1_media, divsi3_media_2): Likewise.
11004 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
11006 * tree.h (alias_sets_might_conflict_p): Rename into
11007 alias_sets_must_conflict_p.
11008 * alias.c (alias_sets_might_conflict_p): Likewise.
11009 (alias_sets_conflict_p): Use it.
11010 (objects_must_conflict_p): Likewise.
11011 * c-common.c (strict_aliasing_warning): Adjust.
11013 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11015 * rtlhooks.c (gen_lowpart_if_possible): Check for
11016 invalid subreg before calling gen_lowpart_SUBREG.
11018 2007-07-02 Geoffrey Keating <geoffk@apple.com>
11020 * config/darwin9.h: Add copyright notice.
11021 (LINK_COMMAND_SPEC): Add comment.
11022 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
11023 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
11024 DARWIN_LIBSYSTEM_HAS_UNWIND.
11026 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11029 * omp-low.c (check_combined_parallel): New function.
11030 (lower_omp_parallel): Call it via walk_stmts, set
11031 OMP_PARALLEL_COMBINED if appropriate.
11032 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
11033 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
11034 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
11035 don't consider it as combined parallel.
11037 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11039 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11040 (gcc_tooldir): Likewise.
11041 * configure: Regenerate.
11042 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11043 old configure.ac gcc_tooldir setting.
11044 (prefix_to_exec_prefix): New variable.
11045 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11046 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11048 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
11050 Fix PR tree-optimization/32583
11051 Fix PR tree-optimization/32584
11052 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
11053 (phi_translate_set): Use phi_translate directly now.
11054 (make_values_for_stmt): Don't value number RHS if we already know
11057 2007-07-02 Steve Ellcey <sje@cup.hp.com>
11058 Jim Wilson <wilson@specifix.com>
11061 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
11064 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
11065 Richard Sandiford <richard@codesourcery.com>
11066 Nigel Stephens <nigel@mips.com>
11068 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
11069 (mips16e_output_save_restore): Declare.
11070 (mips16e_save_restore_pattern_p): Likewise.
11071 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
11072 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
11073 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
11074 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
11075 (BITSET_P): New global macro, extracted from...
11076 (mips_for_each_saved_reg): ...here.
11077 (mips16e_save_restore_info): New struct.
11078 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
11079 (mips16e_save_restore_regs): New variable.
11080 (mips_split_plus, mips16e_find_first_register): New functions.
11081 (mips16e_mask_registers): New function.
11082 (compute_frame_size): Expand the commentary before the function.
11083 Enforce the MIPS16e save and restore register range restrictions.
11084 Pad the general register save area at the low end.
11085 (mips16e_save_restore_reg, mips16e_build_save_restore)
11086 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
11087 (mips16e_output_save_restore, mips16e_collect_propagate_value)
11088 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
11090 (mips_expand_prologue, mips_expand_epilogue): Handle
11091 GENERATE_MIPS16E_SAVE_RESTORE.
11092 * config/mips/mips.md (*mips16e_save_restore): New pattern.
11094 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
11096 PR tree-optimization/31966
11097 PR tree-optimization/32533
11098 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
11099 "basic_block" description as its third argument. Update function
11100 calls to get destination bb from "edge" argument. Save "cond" into
11101 aux field of the edge. Update prototype for changed arguments.
11102 (if_convertible_loop_p): Clear aux field of incoming edges if bb
11104 (find_phi_replacement_condition): Operate on incoming edges, not
11105 on predecessor blocks. If there is a condition saved in the
11106 incoming edge aux field, AND it with incoming bb predicate.
11107 Return source bb of the first edge.
11108 (clean_predicate_lists): Clean aux field of outgoing node edges.
11109 (tree_if_conversion): Do not initialize cond variable. Move
11110 variable declaration into the loop.
11111 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
11112 initializations of new_stmt, arg0 and arg1 variables.
11114 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11116 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11117 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11119 2007-07-02 Richard Guenther <rguenther@suse.de>
11121 * tree-ssa.c (useless_type_conversion_p): Document
11122 future intent as defining the middle-end type system.
11123 Re-structure to call langhook last, group by type class,
11124 mark questionable parts.
11126 2007-07-02 Richard Guenther <rguenther@suse.de>
11128 * tree-flow.h (types_compatible_p): Declare.
11129 * tree-ssa.c (types_compatible_p): New function.
11130 * ipa-type-escape.c (discover_unique_type): Use
11131 types_compatible_p instead of lang_hooks.types_compatible_p.
11132 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11133 * tree-vn.c (expressions_equal_p): Likewise.
11134 * tree.c (fields_compatible_p): Likewise.
11135 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11136 (cprop_operand): Use useless_type_conversion_p instead of
11137 lang_hooks.types_compatible_p.
11138 * tree-inline.c (setup_one_parameter): Likewise.
11139 (declare_return_variable): Likewise.
11140 * tree-nrv.c (tree_nrv): Likewise.
11141 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11142 (maybe_fold_offset_to_component_ref): Likewise.
11143 (maybe_fold_offset_to_reference): Likewise.
11144 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11145 (merge_alias_info): Likewise.
11146 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11147 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11148 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11149 * tree-tailcall.c (find_tail_calls): Likewise.
11150 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11151 * gimplify.c (canonicalize_addr_expr): Likewise.
11152 (fold_indirect_ref_rhs): Likewise.
11153 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11154 (cpt_same_type): Likewise.
11155 (check_pointer_types_r): Swap parameters to cpt_same_type
11157 * fold-const.c (fold_convert): Revert fix for PR15988.
11158 * tree-inline.c (setup_one_parameter): Instead fix it here by
11159 using fold_build1 instead of fold_convert and checking for
11160 error_mark_node. Convert only if the conversion is necessary.
11162 2007-07-02 Joseph Myers <joseph@codesourcery.com>
11164 * configure.ac: Check for .gnu_attribute on Power.
11165 * configure: Regenerate.
11166 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
11167 attribute for floating-point ABI.
11169 2007-07-02 Ira Rosen <irar@il.ibm.com>
11171 PR tree-optimization/32230
11172 PR tree-optimization/32477
11173 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
11174 address is a constant.
11176 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11178 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
11179 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
11180 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
11181 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
11182 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
11183 64-bit targets. Add support for *-elfoabi*.
11184 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
11185 different settings if $(tm_defines) does not select the EABI.
11186 (MULTILIB_EXCLUSIONS): Define in those circumstances.
11187 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
11188 (MIPS_ARCH_OPTION_SPEC): Likewise.
11189 (MIPS_ISA_LEVEL_SPEC): Likewise.
11190 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
11191 * config/mips/elfoabi.h: New file.
11193 2007-07-02 Richard Guenther <rguenther@suse.de>
11195 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
11196 (useless_type_conversion_p): ... this.
11197 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
11198 (useless_type_conversion_p): ... this.
11199 * builtins.c (fold_builtin_memory_op): Rename
11200 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
11201 * tree-cfg.c (verify_expr): Likewise.
11202 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
11203 * tree-ssa-ccp.c (ccp_fold): Likewise.
11204 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11205 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
11206 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11207 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
11208 * tree-ssa-pre.c (eliminate): Likewise.
11209 * tree-ssa.c (delete_tree_ssa): Likewise.
11210 (tree_ssa_useless_type_conversion): Likewise.
11211 * tree.c (build2_stat): Likewise.
11213 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11215 Fix PR tree-optimization/32571
11216 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
11219 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11221 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
11222 and other expected operations explicitly, change default to
11225 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11227 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
11229 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
11230 (tls_load_dot_plus_eight): Move the label number into the unspec.
11231 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
11233 2007-07-01 Andreas Schwab <schwab@suse.de>
11235 * dwarf2out.c (initial_return_save): Define only if used.
11237 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11239 Unreverting Richard's Revert of:
11241 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11243 * dce.c (deletable_insn_p_1): New function, split out from...
11244 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11245 specially, not those inside PARALLELs. Remove BODY argument
11246 and adjust recursive call accordingly.
11247 (prescan_insns_for_dce): Update call to delete_insn_p.
11249 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
11250 Revital Eres <eres@il.ibm.com>
11252 * ddg.c (create_ddg_all_sccs): Fix missed
11253 initialization of scc_nodes.
11255 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
11257 PR middle-end/32559
11258 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
11259 X + ~X to 1 only for INTEGRAL_TYPE_P type.
11261 2007-06-30 Joseph Myers <joseph@codesourcery.com>
11263 * configure.ac: Check for .gnu_attribute on MIPS.
11264 * configure, config.in: Regenerate.
11265 * config/mips/mips.c (mips_file_start): If supported, output
11266 attribute for floating-point ABI.
11268 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11271 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
11272 (ffs_cmove): New expander to expand using ctz pattern.
11273 (*ffs_cmove): Remove pattern.
11274 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
11275 (ffsdi2): Expand using ctz pattern.
11276 (*ffs_rex64): Remove pattern.
11278 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11280 PR rtl-optimization/32296
11281 * pa.md (return): Delete pattern.
11282 (return_internal): Remove "(const_int 1)" from pattern.
11283 (epilogue): Use return_internal pattern for trivial returns.
11284 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
11285 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
11287 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11289 * tree-ssa-pre.c (is_exception_related): New function
11290 (can_value_number_operation): Use it.
11292 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11294 Fix PR tree-optimization/32540
11295 Fix PR tree-optimization/31651
11297 * tree-ssa-sccvn.c: New file.
11299 * tree-ssa-sccvn.h: Ditto.
11301 * tree-vn.c: Include tree-ssa-sccvn.h
11302 (val_expr_paid_d): Removed.
11303 (value_table): Ditto.
11304 (vn_compute): Ditto.
11305 (val_expr_pair_hash): Ditto.
11306 (val_expr_pair_expr_eq): Ditto.
11307 (copy_vuses_from_stmt): Ditto.
11308 (vn_delete): Ditto.
11310 (shared_vuses_from_stmt): Ditto.
11311 (print_creation_to_file): Moved up.
11312 (sort_vuses): Ditto.
11313 (sort_vuses_heap): Ditto.
11314 (set_value_handle): Make non-static.
11315 (make_value_handle): Ditto.
11316 (vn_add): Rewritten to use sccvn lookups.
11317 (vn_add_with_vuses): Ditto.
11318 (vn_lookup): Ditto (and second argument removed).
11319 (vn_lookup_with_vuses): Ditto.
11320 (vn_lookup_or_add): Ditto (and second argument removed);
11321 (vn_lookup_or_add_with_vuses): Ditto.
11322 (vn_lookup_with_stmt): New.
11323 (vn_lookup_or_add_with_stmt): Ditto.
11324 (create_value_handle_for_expr): Ditto.
11326 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11327 (seen_during_translate): New function.
11328 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11329 (phi_trans_add): Ditto.
11330 (constant_expr_p): FIELD_DECL is always constant.
11331 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11332 Use constant_expr_p.
11333 Avoid infinite recursion on mutually valued expressions.
11334 Change callers of vn_lookup_or_add.
11335 (phi_translate): New function.
11336 (compute_antic_safe): Allow phi nodes.
11337 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11338 (find_or_generate_expression): Rewrite slightly.
11339 (create_expression_by_pieces): Updated for vn_lookup_or_add
11341 Update VN_INFO for new names.
11342 (insert_into_preds_of_block): Update for new names.
11343 (add_to_exp_gen): New function.
11344 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11345 (find_existing_value_expr): Rewrite to changed vn_lookup.
11346 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11347 (try_look_through_load): Removed.
11348 (try_combine_conversion): Ditto.
11349 (get_sccvn_value): New function.
11350 (make_values_for_phi): Ditto.
11351 (make_values_for_stmt): Ditto.
11352 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11354 (init_pre): Update for SCCVN changes.
11356 (execute_pre): Ditto.
11358 * tree-flow.h (make_value_handle): Declare.
11359 (set_value_handle): Ditto.
11360 (sort_vuses_heap): Ditto.
11361 (vn_lookup_or_add_with_stmt): Ditto.
11362 (vn_lookup_with_stmt): Ditto.
11363 (vn_compute): Remove.
11365 (vn_delete): Ditto.
11366 (vn_lookup): Update arguments.
11368 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11369 (tree-vn.o): Ditto.
11370 (tree-ssa-sccvn.o): New.
11371 (OBJS-common): Add tree-ssa-sccvn.o
11373 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11376 * c-typeck.c (build_external_ref): Don't mark as used if called
11378 * calls.c (rtx_for_function_call): Likewise.
11380 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11384 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11386 * dce.c (deletable_insn_p_1): New function, split out from...
11387 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11388 specially, not those inside PARALLELs. Remove BODY argument
11389 and adjust recursive call accordingly.
11390 (prescan_insns_for_dce): Update call to delete_insn_p.
11392 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11394 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11395 (try_combine): Move potential calls to undo_all() so they happen
11396 before we commit to using the combined insns.
11398 2006-06-30 Jan Hubicka <jh@suse.cz>
11400 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11403 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11405 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11406 (cgraph_remove_unreachable_nodes): Likewise.
11407 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11408 * ipa-inline.c (update_caller_keys): Cast according to the coding
11410 (cgraph_decide_recursive_inlining): Likewise.
11411 (cgraph_decide_inlining_of_small_function): Likewise.
11412 (try_inline): Likewise.
11413 (cgraph_decide_inlining_incrementally): Likewise.
11414 * ipa-pure-const.c (get_function_state): Likewise.
11415 (scan_function): Likewise.
11416 (analyze_function): Likewise.
11417 (static_execute): Likewise.
11418 * ipa-reference.c (scan_for_static_refs): Likewise.
11419 (merge_callee_local_info): Likewise.
11420 (analyze_function): Use type safe memory macros.
11421 (static_execute): Likewise. Cast according to the coding conventions.
11422 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11424 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11426 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11427 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11430 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11432 PR middle-end/30024
11433 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11434 for complex modes (both int and real).
11436 2007-06-29 Jan Hubicka <jh@suse.cz>
11438 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11440 2007-06-29 Jan Hubicka <jh@suse.cz>
11442 PR middle-end/32372
11443 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11446 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11449 * config/avr/avr.c: Include dataflow header file.
11450 (expand_prologue): Adjust for prologue insn change.
11451 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11454 2007-06-29 Richard Guenther <rguenther@suse.de>
11456 PR middle-end/32493
11457 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11458 during type verification.
11460 2007-06-29 Jan Hubicka <jh@suse.cz>
11462 * recog.c (validate_change_rtx_1): Unshare TO argument.
11464 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11466 PR tree-optimization/24659
11467 * tree-vect-transform.c (vectorizable_call): Handle
11468 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11470 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11471 * config/i386/i386.c (enum ix86_builtins)
11472 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11473 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11475 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11476 const using def_builtin_const.
11477 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11478 input operands in the same modes as the result.
11479 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11481 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11483 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11484 (df_set_dead_notes_for_mw): Likewise.
11486 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11488 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11490 2007-06-28 DJ Delorie <dj@redhat.com>
11492 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11494 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11496 * doc/invoke.texi (C++ Dialect Options): Document
11497 fvisibility-ms-compat.
11498 * c.opt (fvisibility-ms-compat): New.
11500 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11503 * tree-affine.c (aff_combination_add_elt): Handle
11504 pointer addition specially.
11506 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11508 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11509 decl is non-external for AIX ABI.
11511 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11513 * config/rs6000/predicates.md (current_file_function_operand):
11514 Ensure the symbol is non-external for AIX ABI.
11516 2007-06-28 Nick Clifton <nickc@redhat.com>
11518 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11519 (fdce, fdse, fpredictive-commoning): Likewise.
11521 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11524 * gcc.c (process_command): Recognize the new -static-libgfortran
11527 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11530 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11531 Use a call clobbered hard reg instead of a pseudo reg.
11533 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11535 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11537 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11540 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11541 REG_LIBCALL and REG_RETVAL notes.
11542 (divsi3, mulsi3): Likewise.
11543 (mulhisi3): Likewise. Use emit_libcall_block.
11544 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11546 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11548 PR rtl-optimization/32481
11549 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11551 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11553 * dce.c (deletable_insn_p_1): New function, split out from...
11554 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11555 specially, not those inside PARALLELs. Remove BODY argument
11556 and adjust recursive call accordingly.
11557 (prescan_insns_for_dce): Update call to delete_insn_p.
11559 2007-06-27 Richard Guenther <rguenther@suse.de>
11561 PR middle-end/32492
11562 * tree.h (fold_convertible_p): Declare.
11563 * fold-const.c (fold_convertible_p): New function.
11564 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11565 instead of lang_hooks.types_compatible_p.
11567 2007-06-26 Jan Hubicka <jh@suse.cz>
11569 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11570 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11571 early use validate_unshare_change.
11572 (reload_combine): Likewise.
11573 * recog.c (change_t): New field unshare.
11574 (validate_change_1): Rename from validate_change; add argument unshare.
11575 (validate_change): Turn into wrapper of validate_change_1; update
11576 prototype for bools.
11577 (validate_unshare_change): New.
11578 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11579 calls of df_insn_rescan.
11580 * recog.h (validate_change): Replace ints by bools.
11581 (validate_unshare_change): Declare.
11583 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11585 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11587 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11589 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11591 2007-06-25 Jan Hubicka <jh@suse.cz>
11593 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11595 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11596 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11597 places other call site specific checks are performed.
11599 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11602 * tree-vect-transform.c (vectorizable_operation): Convert
11603 POINTER_PLUS_EXPR over to PLUS_EXPR.
11605 2007-06-25 Chao-ying Fu <fu@mips.com>
11607 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11608 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11609 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11610 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11612 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11613 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11614 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11615 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11616 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11617 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11618 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11619 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11620 ALL_FIXED_POINT_MODE_P): New define.
11621 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11623 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11625 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11626 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11627 MODE_VECTOR_UACCUM): New mode classes.
11629 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11630 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11631 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11634 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11635 (blank_mode): Initialize ibit and fbit.
11636 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11637 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11639 (new_adjust): Change required_class to required_class_from and
11640 required_class_to for testing within a range.
11641 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11642 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11643 MODE_VECTOR_UACCUM.
11644 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11645 (make_fixed_point_mode): New.
11646 (_ADD_ADJUST): Change C to C1 and C2.
11647 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11648 use a range for machine classes.
11649 (ADJUST_IBIT, ADJUST_FBIT): New.
11650 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11652 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11653 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11654 Emit adjustment for ibit and fbit.
11655 (emit_mode_ibit, emit_mode_fbit): New.
11656 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11658 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11660 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11661 as the source of the set.
11663 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11665 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11666 FP_REGNO_P): Use IN_RANGE.
11667 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11668 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11669 (DATA_REG_P): Use DATA_REGNO_P.
11670 (FP_REG_P): Use FP_REGNO_P.
11671 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11672 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11673 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11675 2007-06-24 Jan Hubicka <jh@suse.cz>
11677 PR middle-end/30563
11678 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11680 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11682 PR middle-end/32461
11683 * fold-const.c (fold_binary): Strip nops of operand 0
11684 of BIT_NOT_EXPR before calling operand_equal_p.
11685 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11686 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11688 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11690 * doc/extend.texi: Document that dllimport and dllexport imply
11691 default visibility.
11692 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11693 imported or exported declaration, including type declarations.
11694 * c-common.c (handle_visibility_attribute): Check for conflicts
11695 with dllimport/dllexport.
11696 (c_determine_visibility): Handle dllimport/dllexport as an
11697 explicit visibility atttribute.
11699 2007-06-23 Richard Guenther <rguenther@suse.de>
11701 PR tree-optimization/16876
11702 PR middle-end/29478
11703 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11705 * tree-inline.c (initialize_inlined_parameters): Do not call
11706 lang_hooks.tree_inlining.convert_parm_for_inlining.
11707 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11708 reason for mismatched types.
11709 * gimplify.c (gimplify_call_expr): Verify the call expression
11710 arguments match the called function type signature. Otherwise
11711 mark the call expression to be not considered for inlining
11712 using CALL_CANNOT_INLINE_P flag.
11713 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11714 edges call expression.
11715 (cgraph_decide_inlining_of_small_function): Likewise.
11716 (cgraph_decide_inlining): Likewise.
11717 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11719 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11720 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11721 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11722 Remove declaration.
11723 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11724 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11726 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11727 convert_parm_for_inlining member.
11729 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11732 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11733 Remove optimization for GT.
11735 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11737 PR middle-end/32437
11738 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11740 (prescan_insns_for_dce): Add extra parameter.
11742 2007-06-23 Jan Hubicka <jh@suse.cz>
11744 PR middle-end/31541
11745 * gimplify.c (mark_addressable): New function.
11746 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11748 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11750 PR middle-end/32374
11751 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11753 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11756 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11757 moves between MMX/SSE registers to at least 8 units to prevent
11758 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11760 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11762 * config/i386/i386.c (override_options): Correct x86_sahf
11765 2007-06-21 David Daney <ddaney@avtrex.com>
11768 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11769 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11770 (exception_receiver): Renamed to ...
11771 (nonlocal_goto_receiver): ... this.
11773 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11775 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11776 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11777 partial register accesses.
11779 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11781 * fold-const.c (debug_fold_checksum): Move it under
11782 ENABLE_FOLD_CHECKING.
11784 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11786 PR middle-end/20623
11787 * tree.h (debug_fold_checksum): Declared.
11788 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11789 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11790 build_fold_addr_expr_with_type_1.
11791 (fold_addr_expr, debug_fold_checksum): New.
11792 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11793 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11794 Use fold_addr_expr.
11796 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11798 PR tree-optimization/19590
11799 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11800 of scev is a constant.
11802 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11804 * df-problems.c (df_note_bb_compute): Made computation of live
11805 info consistent with df_lr.
11807 2007-06-21 Richard Guenther <rguenther@suse.de>
11809 PR tree-optimization/32453
11810 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11811 for pointer anti-range.
11813 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11815 * config/i386/i386.c (processor_target_table): Increase maximum
11816 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11819 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11820 byte alignment if > 8 byte alignment is preferred.
11821 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11823 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11825 PR tree-optimization/31866
11826 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11827 if ASM_EXPR's input is not a SSA_NAME.
11829 PR middle-end/32362
11830 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11831 but decl is a global var, instead return decl.
11832 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11833 even for is_global_var decls, if they are private in some outer
11836 2007-06-21 Richard Guenther <rguenther@suse.de>
11838 PR tree-optimization/32451
11839 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11841 2007-06-21 Christian Bruel <christian.bruel@st.com>
11843 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11844 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11845 (push_regs): Changed saving order or banked registers.
11846 (sh_expand_epilogue): Likewise.
11847 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11848 (FIRST_BANKED_REG): Likewise.
11849 (LAST_BANKED_REG): Likewise.
11850 * config/sh/sh.md (banked) New attribute.
11851 (in_delay_slot): Check banked attribute.
11853 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11855 PR tree-optimization/32075
11856 * tree-data-ref.c (subscript_dependence_tester_1,
11857 analyze_miv_subscript, analyze_overlapping_iterations,
11858 add_distance_for_zero_overlaps, build_classic_dist_vector,
11859 subscript_dependence_tester_1, analyze_overlapping_iterations,
11860 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11861 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11862 to evolution_function_is_affine_multivariate_p.
11864 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11866 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11868 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11871 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11873 * config/m32c/prologue.md (epilogue_exitd_16): New.
11874 (epilogue_reit_16): New.
11875 (epilogue_exitd): Rename to epilogue_exitd_24.
11876 (epilogue_reit): Rename to epilogue_reit_24.
11878 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11879 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11881 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11883 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11884 if dbg_cnt (sched_insn) reaches the limit.
11885 (choose_ready): New parameter INSN_PTR and new return value.
11886 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11887 the new return value from choose_ready.
11888 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11889 (rest_of_handle_global_alloc): New global_alloc_at_func.
11891 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11893 PR tree-optimization/25737
11894 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11895 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11896 * tree-flow.h (struct fieldoff): Add new field alias_set.
11897 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11898 argument addressable_type. Set alias_set of fieldoff.
11899 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11900 (create_overlap_variables_for): Pass alias_set from fieldoff to
11902 * alias.c (get_alias_set): Use alias_set from SFT if set.
11904 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11906 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11907 of a variable as an unsigned HOST_WIDE_INT integer.
11909 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11911 PR rtl-optimization/32405
11912 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11914 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11916 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11918 PR middle-end/31959
11919 * builtins.c: Include diagnostic.h.
11920 (expand_builtin_expect): Make gcc_assert more permissive.
11921 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11923 PR inline-asm/32109
11924 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11927 PR middle-end/32285
11928 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11929 if ACCUMULATE_OUTGOING_ARGS.
11931 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11933 * config/m68hc11/m68hc11.c: Include dataflow header file.
11934 (m68hc11_reorg): Port to dataflow.
11936 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11938 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11939 (struct df_problem.free_blocks_on_set_blocks): New field.
11940 (struct dataflow.optional_p): New field.
11941 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11942 (df_live_set_all_dirty): New function.
11943 * df-scan.c (df_scan_alloc): Initialize optional_p.
11944 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11945 * df-core.c (df_set_blocks): Removed use of
11946 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11947 df_problem.free_blocks_on_set_blocks to determine which blocks are
11949 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11950 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11951 uses dataflow.optional_p to determine if problem should be
11953 (rest_of_handle_df_initialize): Only start live problem if
11955 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11956 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11957 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11958 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11959 problem_NOTE): Initialize free_blocks_on_set_blocks.
11960 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11962 (df_live_set_all_dirty, df_note_alloc): New function.
11963 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11965 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11966 * postreload.c (reload_combine): Ditto.
11967 * cse.c (cse_extended_basic_block): Ditto.
11968 * regmove.c (mark_flags_life_zones): Ditto.
11969 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11970 erase_matching_seqs): Ditto.
11971 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11972 * integrate (allocate_initial_values): Ditto.
11973 * combine.c (reg_dead_at_p): Ditto.
11974 * resource.c (mark_target_live_regs): Ditto.
11975 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11976 * config/sh/sh.c (find_r0_life_regions): Ditto.
11977 * global.c (rest_of_handle_global_alloc): Only add back df_live
11979 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11980 df_live for -O > 1.
11981 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11983 (if_convert): Make sure df_live is there at -O == 1.
11984 (pass_if_after_combine): Cleanup flags.
11985 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11986 is there at -O == 1.
11988 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11990 * config/arm/arm.c (arm_get_frame_offsets): Set
11991 offsets->locals_base to avoid negative stack size.
11992 (thumb1_expand_prologue): Assert on negative stack size.
11994 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11996 PR tree-optimization/32367
11997 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11998 of the chrec has no evolution in that loop.
11999 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
12001 2007-06-19 Bob Wilson <bob.wilson@acm.org>
12003 * config/xtensa/xtensa.c: Include "df.h".
12004 (xtensa_builtin_saveregs): Use adjust_address instead of
12006 (xtensa_va_start): Invoke make_tree with sizetype for
12007 expand_builtin_saveregs and then convert the result to a pointer.
12008 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
12009 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
12010 Subtract argument size from index value as integers and then use
12011 POINTER_PLUS_EXPR to add the result to the array address.
12013 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12016 * config/m32c/m32c.c: Include dataflow header file.
12017 (m32c_emit_prologue): Adjust for prologue insn change.
12018 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
12019 once inside a PARALLEL. Assume frame size passed in operand 0
12020 includes space to save the fb register.
12021 (prologue_enter_24): Likewise.
12022 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
12024 2007-06-19 David Daney <ddaney@avtrex.com
12027 * config/mips/mips.md (cprestore): Mark $gp as used.
12029 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12032 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
12033 (frv_ifcvt_modify_insn): Likewise.
12035 2007-06-19 Richard Guenther <rguenther@suse.de>
12037 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
12038 only handle positive offsets that fit in a HOST_WIDE_INT.
12040 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
12042 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
12043 result of rsqrt insn for zero input argument to avoid NaN.
12045 2007-06-19 Richard Guenther <rguenther@suse.de>
12047 PR middle-end/31950
12048 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
12050 2007-06-19 Jakub Jelinek <jakub@redhat.com>
12052 PR tree-optimization/32353
12053 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
12055 2007-06-19 Nick Clifton <nickc@redhat.com>
12057 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
12059 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12062 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
12063 * config/i386/i386.c (assign_386_stack_local): Assert that
12064 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
12065 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
12066 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
12067 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
12069 2007-06-18 Steve Ellcey <sje@cup.hp.com>
12071 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
12073 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
12075 PR rtl-optimization/32321
12076 * gcse.c (replace_store_insn): Update the note before
12077 calling emit_insn_after.
12079 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12081 PR middle-end/32355
12082 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
12084 * df-problems.c (df_note_bb_compute): Fix dumping info.
12086 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
12088 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
12089 insn with emit_jump_insn.
12091 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12093 PR tree-optimization/32383
12094 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
12095 * targhooks.h (default_builtin_reciprocal): Update prototype.
12096 * target.h (struct gcc_target): Update builtin_reciprocal.
12097 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
12098 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
12099 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
12100 when fndecl is in BUILT_IN_MD class.
12101 (execute_convert_to_rsqrt): Ditto.
12103 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
12104 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
12105 Convert BUILT_IN_SQRTF code only when md_fn is false.
12107 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
12109 * bt-load.c (move_btr_def): Fix the order of arguments
12110 to validate_replace_rtx.
12112 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
12114 * config/m68k/m68k-devices.def: Add 54450..54455.
12116 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12118 PR rtl-optimization/32366
12119 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12120 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12123 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12125 PR middle-end/32349
12126 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12127 this is true, rescan insn being modified.
12128 (sms_schedule): Added rescan parameter.
12129 (rest_of_handle_sms): Moved freeing of dominance info to before
12130 getting out of cfg_layout.
12132 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12134 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12135 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12138 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12139 FL_CF_EMAC from the entry for isac.
12141 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12142 (const_sibcall_operand): New.
12143 (sibcall_operand): Use it.
12144 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12145 (m68k_isas): ISAC does not imply FPU or EMAC.
12146 (override_options): Add ISA_C logic for symbolic jump & call.
12148 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12150 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12151 return mode from the builtin itself.
12152 (sparc_fold_builtin): Fix cast of zero constant.
12154 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12156 * targhooks.c (default_builtin_reciprocal): New default target hook.
12157 * targhooks.h (default_builtin_reciprocal): Add prototype.
12158 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12159 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
12160 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
12161 default_builtin_reciprocal.
12163 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12165 PR middle-end/31723
12166 * hooks.c (hook_tree_tree_bool_null): New hook.
12167 * hooks.h (hook_tree_tree_bool_null): Add prototype.
12168 * tree-pass.h (pass_convert_to_rsqrt): Declare.
12169 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
12170 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
12171 and convert it to reciprocal a*rfunc(b).
12172 (execute_convert_to_rsqrt): New function.
12173 (gate_convert_to_rsqrt): New function.
12174 (pass_convert_to_rsqrt): New pass definition.
12175 * target.h (struct gcc_target): Add builtin_reciprocal.
12176 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
12177 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
12178 TARGET_BUILTIN_RECIPROCAL.
12179 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
12181 * config/i386/i386.h (TARGET_RECIP): New define.
12182 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
12183 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12184 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12185 and not optimizing for size.
12186 (*rcpsf2_sse): New insn pattern.
12187 (*rsqrtsf2_sse): Ditto.
12188 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
12189 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12190 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12191 and not optimizing for size.
12192 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
12193 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12194 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12195 and not optimizing for size.
12196 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
12197 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12198 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12199 and not optimizing for size.
12200 (*sse_rsqrtv4sf2): Do not export.
12201 (sqrtv4sf2): Ditto.
12202 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
12203 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12204 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12205 and not optimizing for size.
12206 (sqrtv4sf2): Ditto.
12207 * config/i386/i386.opt (mrecip): New option.
12208 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
12209 (ix86_emit_swsqrtsf): Ditto.
12210 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
12211 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
12212 builtin definition.
12213 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
12214 ix86_expand_unop1_builtin.
12215 (ix86_emit_swdivsf): New function.
12216 (ix86_emit_swsqrtsf): Ditto.
12217 (ix86_builtin_reciprocal): New function.
12218 (TARGET_BUILTIN_RECIPROCAL): Use it.
12219 (ix86_vectorize_builtin_conversion): Rename from
12220 ix86_builtin_conversion.
12221 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
12222 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
12223 "i386 and x86_64 Options" section.
12224 (Intel 386 and AMD x86_64 Options): Document -mrecip.
12226 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12227 Zdenek Dvorak <dvorakz@suse.cz>
12228 Richard Guenther <rguenther@suse.de>
12229 Kaz Kojima <kkojima@gcc.gnu.org>
12231 * tree-vrp.c (compare_values_warnv): Convert val2 to
12233 (extract_range_from_assert): Create
12234 POINTER_PLUS_EXPR for pointer types.
12235 (extract_range_from_binary_expr): Handle
12236 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
12238 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
12239 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
12240 POINTER_PLUS_EXPR as PLUS_EXPR.
12241 (number_of_iterations_lt_to_ne):
12242 For pointer types, use sizetype when
12243 creating MINUS_EXPR/PLUS_EXPRs.
12244 (assert_loop_rolls_lt): For pointer types, use sizetype when
12245 creating MINUS_EXPR/PLUS_EXPRs.
12246 (number_of_iterations_le): Likewise.
12247 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
12248 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
12249 like PLUS_EXPR and MINUS_EXPR.
12250 * tree-pretty-print.c (dump_generic_node): Handle
12252 (op_prio): Likewise.
12253 (op_symbol_1): Likewise.
12254 * optabs.c (optab_for_tree_code): Likewise.
12255 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
12257 * tree-tailcall.c (process_assignment): Mention
12258 POINTER_PLUS_EXPR in a TODO comment.
12259 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
12260 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
12261 not used with a pointer and an integer type.
12262 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
12263 increment using chrec_convert_rhs instead of chrec_convert.
12264 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
12265 PLUS_EXPR except for the right hand side's type will be
12267 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
12268 (fold_used_pointer_cast): Kill.
12269 (pointer_offset_p): Kill.
12270 (fold_used_pointer): Kill.
12271 (pointer_used_p): Kill.
12272 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
12273 call fold_used_pointer.
12274 (instantiate_parameters_1): Convert the increment
12275 using chrec_convert_rhs instead of chrec_convert.
12276 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
12277 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
12278 instead of PLUS_EXPR.
12279 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
12280 PLUS_EXPR for pointers.
12281 (std_gimplify_va_arg_expr): Likewise.
12282 (fold_builtin_memory_op): Likewise.
12283 (fold_builtin_strstr): Likewise.
12284 (fold_builtin_strchr): Likewise.
12285 (fold_builtin_strrchr): Likewise.
12286 (fold_builtin_strpbrk): Likewise.
12287 (expand_builtin_memory_chk): Likewise.
12288 (fold_builtin_memory_chk): Likewise.
12289 (std_expand_builtin_va_start): Use
12290 sizetype for the call to make_tree and then convert
12291 to the pointer type.
12292 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
12293 instead of PLUS_EXPR for adding to a pointer.
12294 (std_gimplify_va_arg_expr): Use fold_build2 for
12295 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
12296 the operands to sizetype first and then cast the BIT_AND_EXPR
12297 back to the pointer type.
12298 * fold-const.c (build_range_check): Handle pointer types
12300 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
12301 of PLUS_EXPR's. Make sure the offset is converted to
12303 (try_move_mult_to_index): Strip the NOPs from the offset.
12304 Remove code argument and replace all uses with PLUS_EXPR.
12305 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
12306 specially. Don't use a pointer type for MINUS_EXPR.
12307 (fold_unary): Handle for (T1)(X op Y),
12308 only p+ as that is the only as that can be handled for
12309 binary operators now.
12310 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
12312 <case PLUS_EXPR>: Add folding of PTR+INT into
12314 Don't call try_move_mult_to_index.
12315 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
12316 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
12317 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
12318 Don't call try_move_mult_to_index.
12319 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12320 (tree_expr_nonzero_p): Likewise.
12321 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12322 of PLUS_EXPR for the complex expression folding.
12323 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12324 first chrec is a pointer type, then the second should
12325 be sizetype and not the first's type.
12326 For POINTER_PLUS_EXPR, use a different right hand side type.
12327 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12328 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12329 different right hand side type.
12330 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12331 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12332 instead of PLUS_EXPR.
12333 When either operand is zero, convert the other operand.
12334 (chrec_apply): Use chrec_convert_rhs
12335 on the argument x instead of chrec_convert.
12336 (reset_evolution_in_loop): For pointer types, the new_evol
12337 should be sizetype.
12338 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12339 different right hand side type.
12340 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12341 (chrec_convert_rhs): New function.
12342 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12343 different right hand side type.
12344 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12345 * tree-chrec.h (chrec_convert_rhs): New prototype.
12346 (build_polynomial_chrec): For pointer types, the right hand
12347 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12348 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12349 Remove subtraction case as it is always addition now.
12350 Make sure the offset is converted to sizetype.
12351 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12352 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12353 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12354 PLUS_EXPR in pointer type.
12355 Handle POINTER_PLUS_EXPR.
12356 (tree_to_aff_combination): Likewise.
12357 (force_expr_to_var_cost): Likewise.
12358 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12359 instead of PLUS_EXPR for pointers.
12360 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12361 instead of PLUS_EXPR of pointer types.
12362 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12364 (check_va_list_escapes): Likewise.
12365 (check_all_va_list_escapes): Likewise.
12366 * dwarf2out.c (loc_descriptor_from_tree_1):
12367 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12368 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12369 (string_constant): Likewise.
12370 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12371 the offset to the base, use POINTER_PLUS_EXPR.
12372 (add_to_parts): Convert the index to sizetype.
12373 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12374 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12375 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12376 Offset only holds something for PLUS_EXPR.
12377 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12379 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12381 (analyze_accesses_for_modify_stmt): Likewise.
12382 Remove comment about the type being integral type as it is
12384 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12386 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12388 Correct the type which the artimentic is done in (is now
12391 * tree-data-ref.c (split_constant_offset): Handle
12393 * tree-affine.c (tree_to_aff_combination): Likewise.
12394 * c-typeck.c (build_unary_op): For pointers create the increment
12395 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12397 * gimplify.c (gimplify_self_mod_expr): Create a
12398 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12399 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12400 * tree.def (POINTER_PLUS_EXPR): New tree code.
12401 * tree-predcom.c (ref_at_iteration): If we have a pointer
12402 type do the multiplication in sizetype.
12403 * tree-mudflap.c (mf_xform_derefs_1): Create a
12404 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12405 * tree-ssa-forwprop.c
12406 (forward_propagate_addr_into_variable_array_index):
12407 Don't expect there to be a cast for the index as that
12408 does not exist anymore.
12409 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12410 instead of PLUS_EXPR.
12411 Don't check for the first operand of the POINTER_PLUS_EXPR
12412 was the index as it cannot be.
12413 Call forward_propagate_addr_into_variable_array_index with
12414 the SSA_NAME instead of the statement.
12415 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12416 (compare_constant): Likewise.
12417 (copy_constant): Likewise.
12418 (compute_reloc_for_constant): Likewise.
12419 (output_addressed_constants): Likewise.
12420 (initializer_constant_valid_p): Likewise.
12421 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12422 Convert the MIN/MAX of the inner type to the outer
12423 type before comparing them.
12424 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12425 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12426 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12427 of PLUS_EXPR for pointers.
12428 * tree-inline.c (estimate_num_insns_1): Handle
12430 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12431 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12432 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12433 instead of PLUS_EXPR for the pointer increment statement.
12434 (vect_update_ivs_after_vectorizer): For pointer types, create
12435 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12436 MULT_EXPR in sizetype.
12437 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12439 * tree-object-size.c (plus_expr_object_size): Handle
12440 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12441 code which is trying to figure out which side is a pointer and
12443 (check_for_plus_in_loops_1): Likewise.
12444 (check_for_plus_in_loops): Likewise.
12445 * c-common.c (pointer_int_sum): Create a
12446 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12447 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12448 only POINTER_PLUS_EXPR. Removing all the extra
12449 code which is trying to figure out which side is a pointer and
12451 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12452 PLUS_EXPR and MINUS_EXPR.
12453 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12455 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12456 with make_tree, instead of a pointer type.
12457 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12458 for pointers instead of PLUS_EXPR.
12459 (s390_gimplify_va_arg): Likewise.
12460 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12461 instead of PLUS_EXPR when doing addition on pointer
12462 types. Use sizetype for the second operand.
12463 (spu_gimplify_va_arg_expr): Likewise.
12464 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12465 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12466 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12467 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12468 for the pointer addition and also use size_int/sizetype
12470 (ix86_gimplify_va_arg): Likewise.
12471 Perform BIT_AND_EXPR on sizetype arguments.
12472 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12473 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12474 for the pointer additions and also use size_int for the offsets.
12475 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12476 additions and also use size_int for the offsets. Perform
12477 BIT_AND_EXPR on sizetype arguments.
12478 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12479 POINTER_PLUS_EXPR for pointers and create the
12480 BIT_AND_EXPR in sizetype.
12481 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12482 instead of PLUS_EXPR for pointer addition.
12483 (rs6000_va_start): Likewise.
12484 Also use sizetype for the offset.
12485 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12486 as PLUS_EXPR/MINUS_EXPR.
12487 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12488 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12489 Don't use BIT_AND_EXPR on a pointer type, convert the
12490 expression to sizetype first.
12491 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12493 (mips_gimplify_va_arg_expr): Likewise.
12494 Don't create BIT_AND_EXPR in a pointer type.
12496 2007-06-15 Eric Christopher <echristo@apple.com>
12498 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12499 (x86_64-*-darwin*): Ditto.
12500 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12503 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12505 * doc/extend.texi: Document behavior of __attribute__((aligned))
12508 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12510 * rtlanal.c (note_stores): Improve documentation.
12512 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12514 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12515 LOCAL_LABEL_PREFIX): Delete.
12516 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12517 (bfin_internal_label): Delete.
12519 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12521 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12522 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12523 otherwise define to LIBGCC2_TF_CEXT.
12524 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12525 (LIBGCC_TF_CEXT): Ditto.
12528 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12530 PR rtl-optimization/32339
12531 * df-scan.c (df_uses_record): Don't modify flags but just add to
12532 it for df_ref_record.
12534 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12536 * tree-mudflap.c: Fix whitespace issues.
12538 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12540 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12542 2007-06-14 Eric Christopher <echristo@apple.com>
12544 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12545 (movv4sf): Use gcc_unreachable instead of abort.
12547 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12550 * config/i386/sfp-machine.h (CMPtype): New define.
12551 (mach stubs): Use CMPtype instead of int as a return type.
12553 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12555 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12556 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12557 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12558 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12559 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12560 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12561 config/soft-fp/soft-fp.h: Update from glibc CVS.
12563 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12565 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12567 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12570 * config/v850/v850.c: Include dataflow header file.
12571 (substitute_ep_register): Fix typo.
12573 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12575 * configure.ac: Fix earlier checkin.
12576 * configure: Regenerated.
12578 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12580 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12581 * aclocal.m4: Regenerate.
12582 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12583 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12584 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12585 * configure: Regenerate.
12586 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12588 * Makefile.in (quickstrap): Build libgcc too.
12590 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12592 * configure.ac: Add --enable-checking=df. Explicitly mention that
12593 the variables are initialized as for "release".
12594 * df-core.c: Use it.
12595 * configure: Regenerate.
12596 * config.in: Regenerate.
12598 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12600 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12601 validate_replace_rtx instead of replace_rtx.
12602 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12604 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12606 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12607 (DWARF2_UNWIND_INFO): Override default if configured with
12609 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12610 (ENDFILE_SPEC): Add crtend.o.
12611 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12612 (ENDFILE_SPEC): Add crtend.o.
12613 (TARGET_USE_JCR_SECTION): Define.
12614 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12616 * config/i386/cygming-crtbegin.c: New file.
12617 * config/i386/cygming-crtend.c: New file.
12619 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12621 * config/i386/w32-unwind.h: New file.
12623 2007-06-13 Eric Christopher <echristo@apple.com>
12625 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12626 the user set a value below STACK_BOUNDARY.
12628 2007-06-13 Thiemo Seufer <ths@networkno.de>
12630 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12631 imply -lpthread for -pthread.
12633 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12635 * basic-block.h: Remove the prototype for
12636 free_basic_block_vars.
12637 * cfglayout.h: Remove the prototype for
12638 insn_locators_initialize.
12639 * tree.h: Remove the prototype for emit_line_note.
12641 * tree-ssa-pre.c (mergephitemp): Remove.
12642 (init_pre): Don't use mergephitemp.
12644 2007-06-13 Eric Christopher <echristo@apple.com>
12646 * config/i386/i386.c (override_options): If we've specified
12647 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12649 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12651 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12654 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12656 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12657 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12658 (eh_store_handler): New pattern.
12659 (eh_return): Emit it instead of a plain move.
12661 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12663 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12664 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12665 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12668 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12670 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12671 (find_next_insn_start, find_load): New functions.
12672 (bfin_reorg): Use them to deal with the fact that parallel insns are
12673 no longer represented as a SEQUENCE.
12675 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12677 * config/sparc/sparc.c (sparc_override_options): Initialize
12678 fpu mask correctly.
12680 2007-06-13 Dave Korn <dave.korn@artimi.com>
12682 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12685 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12687 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12688 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12689 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12690 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12691 tree-vect-transform.c: Fix comment typos. Follow spelling
12694 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12696 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12697 to the exit block use set.
12698 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12699 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12700 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12702 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12704 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12705 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12706 to indicate an error.
12707 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12709 (dbg_cnt_process_opt): Print an error on a bad argument.
12710 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12711 * common.opt (-fdbg-cnt-list): New.
12712 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12714 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12716 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12717 flag on ref-all pointers.
12719 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12721 PR middle-end/31579
12722 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12723 for the offset with the modifier as EXPAND_INITIALIZER
12724 if the modifier is EXPAND_INITIALIZER.
12725 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12726 a register if we had an overflow.
12728 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12730 * real.c (real_isfinite): New.
12731 (real_sqrt): Use it.
12732 * real.h (real_isfinite): New.
12733 * builtins.c: Use it.
12735 2007-06-12 Ian Lance Taylor <iant@google.com>
12736 Daniel Berlin <dberlin@dberlin.org>
12739 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12740 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12741 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12742 (DECL_NO_TBAA_P): Define.
12743 (struct tree_decl_common): Add no_tbaa_flag field.
12744 * tree-ssa-structalias.c (struct variable_info): Add
12745 no_tbaa_pruning field.
12746 (new_var_info): Initialize no_tbaa_pruning field.
12747 (unify_nodes): Copy no_tbaa_pruning field.
12748 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12749 (dump_solution_for_var): Print no_tbaa_pruning flag.
12750 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12752 (compute_tbaa_pruning): New static function.
12753 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12754 Call compute_tbaa_pruning.
12755 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12756 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12757 * gimple-low.c (lower_stmt): Likewise.
12758 * tree-gimple.c (is_gimple_stmt): Likewise.
12759 * tree-ssa-operands.c (get_expr_operands): Likewise.
12760 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12761 * tree-inline.c (estimate_num_insns_1): Likewise.
12762 (copy_result_decl_to_var): Likewise.
12763 * expr.c (expand_expr_real_1): Likewise.
12764 * tree-pretty-print.c (dump_generic_node): Likewise.
12765 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12766 * omp-low.c (omp_copy_decl_2): Likewise.
12767 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12768 * doc/c-tree.texi (Expression trees): Document
12769 CHANGE_DYNAMIC_TYPE_EXPR.
12771 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12773 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12774 with !HONOR_NANS and !HONOR_INFINITIES.
12775 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12777 2007-06-12 Tristan Gingold <gingold@adacore.com>
12779 * gcov.c: Comments updated.
12780 (source_info): Add file_time field.
12781 (source_index): New variable.
12782 (mutiple_files): New variable.
12783 (generate_results): New function extracted from process_file.
12784 (process_file): Save and restore chain of functions, generate
12785 results and free structures only if not merging results.
12786 (release_structures): File names are now freed in create_file_names
12787 (create_file_names): Free previous file names.
12788 (find_source): File date is now read here and modifications in
12789 source files is checked here.
12790 (read_graph_file): Only reverse order of functions for the current
12792 (make_gcov_file_name): Do not generate long names if input_name is
12794 (output_lines): If merging results do not display graph, data and
12796 Checking source file modification is done in find_source.
12798 * doc/gcov.texi: Append an s to sourcefile.
12800 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12802 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12803 (forced_nop): New pattern.
12804 * config/bfin/bfin.c: Include "df.h".
12805 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12806 (bfin_discover_loop): Use df_get_live_in instead of
12807 global_live_at_start.
12808 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12809 df_analyze when done.
12810 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12811 the insns. Use QImode for the final insn in a bundle. Call
12812 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12814 (reorder_var_tracking_notes): New function.
12815 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12816 update_life_info. Call df_analyze after scheduling and bundle
12817 generation. Call reorder_var_tracking_notes if generating these
12818 notes. Call df_finish_pass at the end.
12820 2007-06-12 Dirk Mueller <dmueller@suse.de>
12822 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12823 a comparison, not an assignment.
12825 2007-06-12 Olivier Hainque <hainque@adacore.com>
12827 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12828 Request walking the subtrees only, leaving the current is_lhs/val_only
12830 (convert_non_local_reference): Likewise.
12832 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12834 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12836 2007-06-12 Richard Guenther <rguenther@suse.de>
12838 PR tree-optimization/15353
12839 PR tree-optimization/31657
12840 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12841 * timevar.def: Add TV_TREE_IFCOMBINE.
12842 * tree-pass.h (pass_tree_ifcombine): Declare.
12843 * tree-ssa-ifcombine.c: New file.
12844 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12845 * tree-flow.h (blocks_in_phiopt_order): Declare.
12846 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12847 (tree-ssa-ifcombine.o): New dependencies.
12849 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12851 PR rtl-optimization/32293
12852 * combine.c (simplify_if_then_else): Truncate return from
12853 nonzero_bits() to correct mode.
12855 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12857 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12858 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12860 2007-06-11 Diego Novillo <dnovillo@google.com>
12862 * Makefile.in (reload1.o-warn): Remove.
12864 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12866 * combine.c (subst): Use reg_overlap_mentioned_p
12867 instead of comparing register numbers directly.
12869 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12871 * reload1.c (mark_home_live_1): Use the mode parameter.
12873 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12875 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12876 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12878 * df-core.c: Ditto.
12880 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12882 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12884 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12886 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12887 from integer registers.
12888 (FP mode splitters): Handle TFmode.
12890 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12892 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12893 for ref-all pointers that point-to anything.
12895 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12897 * config/arm/arm.c (arm_output_dwarf_dtprel,
12898 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12900 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12902 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12903 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12906 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12908 * tree.c (signed_or_unsigned_type_for): New.
12909 (unsigned_type_for): Use signed_or_unsigned_type_for.
12910 (signed_type_for): Use signed_or_unsigned_type_for.
12911 * tree.h (signed_or_unsigned_type_for): New.
12912 (get_signed_or_unsigned_type): Remove.
12913 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12914 lang_hooks.types.signed_type
12915 (size_diffop): Likewise.
12916 (all_ones_mask_p): Likewise.
12917 (build_range_check): Likewise.
12918 (fold_cond_expr_with_comparison): Likewise.
12919 (fold_cond_expr_with_comparison): Likewise.
12920 (unextend): Likewise.
12921 (extract_muldiv_1): Likewise.
12922 (fold_single_bit_test_into_sign_test): Likewise.
12923 (fold_binary): Likewise.
12924 (fold_ternary): Likewise.
12925 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12926 instead of get_signed_or_unsigned_type.
12927 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12928 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12929 * expr.c (signed_or_unsigned_type_for): Use
12930 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12931 * langhooks.c (get_signed_or_unsigned_type): Remove.
12932 (lhd_signed_or_unsigned_type): Remove.
12933 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12934 signed_or_unsigned_type.
12935 (lhd_signed_or_unsigned_type): Remove.
12936 * expmed.c (make_tree): Use signed_type_for instead of
12937 lang_hooks.types.signed_type.
12938 * c-common.c (same_scalar_type_ignoring_signedness): Use
12939 c_common_signed_type instead of lang_hooks.types.signed_type.
12940 (c_common_unsigned_type): New.
12941 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12942 (shorten_compare): Use c_common_unsigned_type instead of
12943 c_common_signed_or_unsigned_type.
12944 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12946 * convert.c (convert_to_integer): Use signed_type_for instead of
12947 lang_hooks.types.signed_type.
12948 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12949 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12950 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12951 * c-format.c (check_format_types): Use c_common_unsigned_type
12952 instead of unsigned_type_for.
12953 * c-decl.c (groakdeclarator): Likewise.
12954 * c-typeck.c (convert_for_assignment): Likewise.
12955 * c-common.h (c_common_unsigned_type): New.
12957 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12960 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12961 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12963 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12965 PR middle-end/32279
12966 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12967 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12969 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12970 Sebastian Pop <sebpop@gmail.com>
12972 * lambda-code.c (remove_iv): New.
12973 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12975 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12977 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12978 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12979 * tree-ssa-loop-prefetch.c: Include optabs.h.
12980 (FENCE_FOLLOWING_MOVNT): New macro.
12981 (struct mem_ref): Add independent_p and storent_p fields.
12982 (record_ref): Initalize the new fields.
12983 (gather_memory_references_ref): Return true if the reference
12985 (gather_memory_references): Check whether all memory accesses
12986 in loop were recorded.
12987 (should_issue_prefetch_p): Return false for nontemporal stores.
12988 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12989 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12990 (determine_loop_nest_reuse): Detect independent memory references.
12991 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12992 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12993 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12994 * config/i386/i386.h (x86_mfence): Declare.
12995 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12996 * config/i386/i386.c (x86_mfence): New variable.
12997 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12999 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
13000 * optabs.c (init_optabs): Initialize storent_optab.
13001 * optabs.h (enum optab_index): Add OTI_storent.
13002 (storent_optab): Declare.
13003 * genopinit.c (optabs): Add initialization for storent_optab.
13004 * tree.h (MOVE_NONTEMPORAL): New macro.
13005 * expr.c (expand_assignment, store_expr, store_constructor_field,
13006 store_constructor, store_field, expand_expr_real_1): Propagate
13007 nontemporality of the expanded store.
13008 (emit_storent_insn): New function.
13009 * expr.h (expand_assignment, store_expr): Declaration changed.
13010 * function.c (assign_parm_setup_reg): Pass false as nontemporality
13011 to expand_assignment.
13012 * stmt.c (expand_asm_expr): Ditto.
13013 * calls.c (initialize_argument_information): Pass false as
13014 nontemporality to store_expr.
13015 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
13018 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13020 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
13022 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
13024 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13026 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
13027 and allow DECL_P here.
13029 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
13031 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
13032 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
13033 track of the size of the expression.
13034 * cfghooks.c (merge_blocks): Remove block from loops structure only
13035 after call of the merge_blocks hook.
13037 2007-06-09 Tom Tromey <tromey@redhat.com>
13039 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
13040 (deprecated_state): Removed.
13041 (start_decl): Update.
13042 (enum deprecated_states): Moved earlier.
13043 (groktypename): Update.
13044 (push_parm_decl): Likewise.
13045 (grokfield): Likewise.
13046 (start_function): Likewise.
13048 2007-06-09 Ian Lance Taylor <iant@google.com>
13050 PR tree-optimization/32169
13051 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
13052 CONVERT_EXPR, check whether min and max both converted to an
13053 overflow infinity representation.
13055 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
13057 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
13058 not inserted on the edge.
13060 2007-06-08 Bob Wilson <bob.wilson@acm.org>
13062 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
13063 instructions if they are supported.
13064 (__divsi3, __umodsi3, __modsi3): Likewise.
13065 (__ashldi3, __ashrdi3, __lshrdi3): New.
13066 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
13068 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
13069 Tony Linthicum <tony.linthicum@amd.com>
13071 * doc/invoke.texi: Add fvect-cost-model flag.
13072 * common.opt (fvect-cost-model): New flag.
13073 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
13074 cost fields in stmt_vec_info struct for STMT.
13075 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
13076 fields in stmt_vec_info struct and access functions for the same.
13077 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
13078 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
13079 load, store and vector to scalar operation.
13080 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
13081 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
13082 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
13083 (TARG_VEC_STORE_COST): Define cost of vector store.
13084 (vect_estimate_min_profitable_iters): Define new function.
13085 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
13086 check to evaluate if loop iterations are less than minimum profitable
13087 iterations determined by cost model or minimum vect loop bound defined
13088 by user, whichever is more conservative.
13089 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
13090 run-time check to evaluate if loop iterations are less than minimum
13091 profitable iterations determined by cost model or minimum vect loop
13092 bound defined by user, whichever is more conservative.
13093 (vect_estimate_min_profitable_iterations): New function to estimate
13094 mimimimum iterartions required for vector version of loop to be
13095 profitable over scalar version.
13096 (vect_model_reduction_cost): New function.
13097 (vect_model_induction_cost): New function.
13098 (vect_model_simple_cost): New function.
13099 (vect_cost_strided_group_size): New function.
13100 (vect_model_store_cost): New function.
13101 (vect_model_load_cost): New function.
13102 (vectorizable_reduction): Call vect_model_reduction_cost during
13104 (vectorizable_induction): Call vect_model_induction_cost during
13106 (vectorizable_load): Call vect_model_load_cost during analysis phase.
13107 (vectorizable_store): Call vect_model_store_cost during analysis phase.
13108 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
13109 vectorizable_promotion, vectorizable_demotion): Call
13110 vect_model_simple_cost during analysis phase.
13112 2007-06-08 Simon Baldwin <simonb@google.com>
13114 * reg-stack.c (get_true_reg): Readability change. Moved default case
13115 label into direct switch statement scope.
13117 2007-06-08 Simon Baldwin <simonb@google.com>
13119 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13120 in gcc_assert() with '==' comparison.
13122 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13124 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13125 TARGET_ABM handling of x86_popcnt variable.
13127 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13129 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13130 __builtin_copysignq and __builtin_infq built-in functions.
13132 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13134 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13135 SSE4.2 section. Correct built-in function names in SSE4A section.
13137 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13139 PR tree-optimization/32243
13140 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13141 for ncopies after ratio check between nunits_out and nunits_in.
13142 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13144 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13146 PR tree-optimization/32224
13147 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13148 vectorization upon a non GIMPLE_MODIFY_STMT.
13150 2007-06-08 Christian Bruel <christian.bruel@st.com>
13153 * config/sh/sh.md (doloop_end): New pattern and splitter.
13154 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13156 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13158 PR middle-end/32209
13159 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
13161 (verify_dominators): Do not change dominance tree.
13163 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13165 * config/sh/constraints.md: New file.
13166 * config/sh/sh.c: Include tm-constrs.h.
13167 (reg_class_from_letter): Remove.
13168 (prepare_cbranch_operands): Use satisfies_constraint_*
13169 function instead of macro.
13170 (andcosts, broken_move, sh_secondary_reload): Likewise.
13171 * config/sh/predicates.md (trapping_target_operand): Likewise.
13172 (and_operand, arith_operand, arith_reg_or_0_operand,
13173 cmp_operand, logical_operand, target_operand,
13174 ua_address_operand, ua_offset, xor_operand): Likewise.
13175 * config/sh/sh.md: Include constraints.md.
13176 (*movsicc_t_false): Use satisfies_constraint_* function
13178 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
13179 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
13180 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
13181 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
13182 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
13183 (REG_CLASS_FROM_CONSTRAINT): Remove.
13184 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
13185 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
13186 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
13187 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
13188 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13189 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
13190 function instead of macro.
13191 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
13192 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
13193 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
13194 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
13195 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
13196 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
13197 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
13198 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
13199 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
13200 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
13201 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
13202 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
13203 EXTRA_CONSTRAINT_STR): Likewise.
13204 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
13206 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13208 * config/i386/darwin.h (STACK_BOUNDARY): Define.
13210 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
13213 * c-common.h (flag_cpp0x): Replaced by...
13214 (cxx_dialect): ... this new variable specifying the C++ dialect that
13216 * c-common.c (flag_cpp0x): Removed.
13217 (cxx_dialect): Defined.
13218 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
13220 * c-opts.c (c_common_post_options): Likewise.
13221 (set_std_cxx98): Set cxx_dialect to cxx98.
13222 (set_std_cxx0x): Set cxx_dialect to cxx0x.
13224 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13225 Hui-May Chang <hm.chang@apple.com>
13227 * doc/invoke.texi (Darwin Options): Update documentation for
13228 -mmacosx-version-min.
13229 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
13230 * config/darwin-driver.c: New file.
13231 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
13232 * config/t-darwin (darwin-driver.o): New rule.
13234 * config/darwin-c.c (version_as_macro): Ignore low digit.
13236 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
13238 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
13239 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
13240 (CSGNMODE): New mode macro.
13241 (CSGNVMODE): New mode attribute.
13242 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
13243 expander using CSGNMODE mode macro. Handle TFmode.
13244 (copysign<mode>3_const): Rename from copysignsf3_const and
13245 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
13247 (copysign<mode>3_var): Rename from copysignsf3_var and
13248 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
13250 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
13251 mode macro. Handle TFmode.
13252 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
13253 (iortf3, *iortf3): Ditto.
13254 (xortf3, *xortf3): Ditto.
13255 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
13256 TFmode and TImode masks.
13257 (ix86_expand_copysign): Expand TFmode copysign insn.
13258 (IX86_BUILTIN_INFQ): New.
13259 (IX86_BUILTIN_FABSQ): Ditto.
13260 (IX86_BUILTIN_COPYSIGNQ): Ditto.
13261 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
13262 [__builtin_fabsq]: Ditto.
13263 [__builtin_copysignq]: Ditto.
13264 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
13265 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
13266 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
13267 ix86_expand_binop_builtin().
13269 2007-06-07 Bob Wilson <bob.wilson@acm.org>
13271 * config/xtensa/lib1funcs.asm: Clean up whitespace.
13273 2007-06-07 Steve Ellcey <sje@cup.hp.com>
13276 * rtl.h (push_to_sequence2): New.
13277 * emit-rtl.c (push_to_sequence2): New.
13278 * function.c (assign_parm_data_all): Add new fields.
13279 (assign_parm_setup_block): Call push_to_sequence2 instead of
13281 (assign_parm_setup_reg): Ditto.
13282 (assign_parm_setup_stack): Ditto.
13283 (assign_parms_unsplit_complex): Ditto.
13284 (assign_parms): Change field name.
13286 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
13288 PR tree-optimization/32220
13289 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
13290 phi node is reached before defining statement.
13292 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13295 * tree-vect-transform.c (vectorizable_call): Call update_stmt
13296 after changing the right hand side of the assignment.
13298 2007-06-06 Eric Christopher <echristo@apple.com>
13300 * config.gcc (i?86-*-darwin*): Remove arch parameter.
13301 (x86_64-*-darwin*): Ditto.
13302 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
13303 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13305 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13307 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
13308 coding conventions.
13309 (add_key): Likewise.
13310 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
13311 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
13313 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
13315 (add_cost_one_coalesce): Likewise.
13316 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
13317 variable names. Rename orig to orig_name for consistency.
13318 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
13319 coding conventions.
13320 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13322 (record_equivalences_from_stmt): Likewise.
13323 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13324 the coding conventions.
13325 (memory_ssa_name_same): Likewise.
13326 (dse_optimize_stmt): Likewise.
13327 (dse_record_phis): Likewise.
13328 (dse_finalize_block): Likewise.
13329 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13330 keywords as variable names.
13331 (may_move_till): Cast according to the coding conventions.
13332 (force_move_till_expr): Avoid using C++ keywords as variable names.
13333 (force_move_till): Cast according to the coding conventions.
13334 (memref_hash): Likewise.
13335 (memref_eq): Likewise.
13336 (gather_mem_refs_stmt): Likewise.
13337 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13338 using C++ keywords as variable names.
13339 (idx_find_step): Cast according to the coding conventions.
13340 (idx_record_use): Likewise.
13341 (find_depends): Likewise.
13342 (prepare_decl_rtl): Likewise.
13343 (mbc_entry_hash): Likewise.
13344 (mbc_entry_eq): Likewise.
13345 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13346 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13347 (idx_infer_loop_bounds): Cast according to the coding conventions.
13348 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13349 * tree-ssa-math-opts.c (occ_new ): Likwise.
13350 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13352 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13354 (add_use_op): Likewise.
13355 (add_vop): Likewise.
13356 (add_vuse_op): Likewise.
13357 (add_vdef_op): Likewise.
13358 (get_expr_operands): Likewise.
13359 (push_stmt_changes): Use type safe memory macros.
13360 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13361 keywords as variable names.
13362 (conditional_replacement): Likewise.
13363 (minmax_replacement): Likewise.
13364 (abs_replacement): Likewise.
13365 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13366 coding conventions.
13367 (insert_fake_stores): Avoid using C++ keywords as variable names.
13368 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13370 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13371 (heapvar_insert): Use type safe memory macros.
13372 (new_var_info): Cast according to the coding conventions.
13373 (new_constraint): Likewise.
13374 (remove_preds_and_fake_succs): Use type safe memory macros.
13375 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13377 (thread_single_edge): Likewise.
13378 (thread_through_loop_header): Likewise.
13380 2007-06-06 Eric Christopher <echristo@apple.com>
13382 * config/i386/i386.c (override_options): Move handling
13383 of TARGET_SUBTARGET* earlier.
13385 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13387 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13390 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13392 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13393 emited outside of basic block.
13394 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13395 the created blocks.
13396 * rtl.h (delete_insn_chain): Declaration changed.
13397 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13399 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13400 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13401 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13402 to delete_insn_chain.
13403 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13404 do not have bb field set.
13405 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13407 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13408 * cfgcleanup.c (try_optimize_cfg): Ditto.
13410 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13412 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13413 (lambda_body_vector_new): Use type safe memory macros.
13414 (lambda_linear_expression_new): Likewise.
13415 (lambda_loopnest_new): Likewise.
13416 (lambda_lattice_new): Likewise.
13417 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13418 conventions. Use type safe memory macros.
13419 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13420 (lambda_body_vector_s): Likewise.
13421 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13422 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13424 2007-06-06 Richard Guenther <rguenther@suse.de>
13426 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13427 if we need to schedule cfg_cleanup.
13428 (tree_ssa_forward_propagate_single_use_vars): Do so.
13430 2007-06-06 Ian Lance Taylor <iant@google.com>
13432 * fold-const.c (merge_ranges): If range_successor or
13433 range_predecessor fail, just return 0.
13435 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13437 PR tree-optimization/32216
13438 * tree-vectorizer.c (supportable_widening_operation): Determine
13439 signedness of FIX_TRUNC_EXPR from output operand.
13440 (supportable_narrowing_operation): Ditto.
13441 * tree-vect-generic.c (expand_vector_operations_1): Determine
13442 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13443 from input operand.
13445 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13447 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13448 (struct pta): ...from here. Change flags to unsigned to avoid
13449 excessive casting (as it is used as a bit mask).
13450 (override_options): Add casts according to the coding convenventions.
13451 (x86_64_elf_unique_section): Likewise.
13452 (examine_argument): Avoid using C++ keywords as variable names.
13453 (construct_container): Likewise.
13454 (legitimize_pic_address): Likewise.
13455 (get_dllimport_decl): Cast according to the coding conventions. Use
13456 type safe memory macros.
13457 (legitimize_address): Cast according to the coding conventions.
13458 (emit_i387_cw_initialization): Corrected the type of slot to enum
13460 (ix86_init_machine_status): Use type safe memory macros.
13461 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13462 (bdesc_pcmpistr): Likewise.
13463 (bdesc_crc32): Likewise.
13464 (bdesc_sse_3arg): Likewise.
13465 (bdesc_2arg): Likewise.
13466 (bdesc_1arg): Likewise.
13467 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13468 (ix86_expand_sse_pcmpistr): Likewise.
13469 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13470 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13471 int to match the langhook definition.
13472 (ix86_builtin_conversion): Change the type of code to unsigned init to
13473 match the langhook definition.
13474 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13476 (ix86_preferred_output_reload_class): Likewise.
13477 (ix86_cannot_change_mode_class): Likewise.
13478 (ix86_memory_move_cost): Likewise.
13479 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13480 avoid excessive casting later on.
13481 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13483 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13485 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13486 as flags setting insn.
13487 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13489 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13491 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13492 (UNSPEC_ROUND): New.
13493 ("sse4_1_round<mode>2"): New insn pattern.
13494 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13496 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13497 expander using SSEMODEF mode macro. Expand using
13498 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13499 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13500 expander using SSEMODEF mode macro. Expand using
13501 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13502 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13503 expander using SSEMODEF mode macro. Expand using
13504 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13505 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13506 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13507 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13510 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13511 Sebastian Pop <sebpop@gmail.com>
13513 * lambda.h (build_linear_expr): New.
13514 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13515 Use build_linear_expr, call fold and force_gimple_operand.
13516 (lambda_loopnest_to_gcc_loopnest): Check that there is
13517 something to insert.
13518 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13520 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13522 PR preprocessor/23479
13523 * doc/extend.texi: Document the 0b-prefixed binary integer
13524 constant extension.
13526 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13528 PR tree-optimization/32215
13529 * tree-vectorizer.c (supportable_widening_operation): Return false
13530 for unsupported FIX_TRUNC_EXPR tree code.
13531 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13533 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13535 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13536 register on SPE targets. Change documentation to reflect
13538 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13539 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13540 out of the register allocation pool.
13541 (rs6000_reg_live_or_pic_offset_p): New function.
13542 (rs6000_emit_prologue): Move the actual saving of LR up to free
13543 r0 for holding r11. Split saving of SPE 64-bit registers into
13544 its own case. Ensure that offsets will always be in-range for
13545 'evstdd' by using r11 as a scratch register to point at the start
13546 of the SPE save area. Save r11 if necessary, as it is the static
13548 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13549 into its own case. Ensure that offsets will always be in-range
13550 for 'evldd' by using r11 as a scratch register to point at the
13551 start of the SPE save area. Also adjust r11 when restoring
13552 the stack pointer to compensate for pre-loading r11.
13554 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13556 * cfg.c (init_flow): Use type safe memory macros.
13557 (alloc_block): Likewise.
13558 (unchecked_make_edge): Likewise.
13559 (dump_flow_info): Avoid using C++ keywords as variable names.
13560 (copy_original_table_clear): Cast according to the coding conventions.
13561 (copy_original_table_set): Likewise.
13562 * cfgexpand (label_rtx_for_bb): Likewise.
13563 (expand_gimple_basic_block): Likewise.
13564 * cfghooks.c (dump_bb): Likewise.
13565 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13567 (lv_add_condition_to_bb): Likewise.
13568 * cfglayout (relink_block_chain): Cast according to the coding
13570 (fixup_reorder_chain): Likewise.
13571 (fixup_fallthru_exit_predecessor): Likewise.
13572 * cfgloop.c (glb_enum_p): Likewise.
13573 (get_exit_description): Likewise.
13574 (dump_recorded_exit): Likewise.
13575 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13576 (struct loop): ... from here.
13577 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13579 * cfgrtl.c (rtl_create_basic_block): Likewise.
13580 (rtl_split_block): Likewise.
13581 (rtl_dump_bb): Likewise.
13582 (cfg_layout_split_block): Likewise.
13583 (init_rtl_bb_info): Use typesafe memory macros.
13585 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13586 * graphds.h: Updated all usages of edge to graph_edge.
13587 * graphds.c: Likewise.
13588 * cfgloopanal.c: Likewise.
13590 2007-06-05 Ian Lance Taylor <iant@google.com>
13592 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13593 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13594 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13596 (test_for_singularity): Likewise.
13598 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13600 * config/i386/constraints.md ("Y2"): Replaced by ...
13602 * config/i386/i386.md: Likewise.
13603 * config/i386/mmx.md: Likewise.
13604 * config/i386/sse.md: Likewise.
13606 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13608 * config/i386/constraints.md ("z"): Replaced by ...
13610 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13611 (sse4_1_blendvps): Likewise.
13612 (sse4_1_pblendvb): Likewise.
13613 (sse4_2_pcmpestr): Likewise.
13614 (sse4_2_pcmpestrm): Likewise.
13615 (sse4_2_pcmpestr_cconly): Likewise.
13616 (sse4_2_pcmpistr): Likewise.
13617 (sse4_2_pcmpistrm): Likewise.
13618 (sse4_2_pcmpistr_cconly): Likewise.
13620 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13622 * matrix-reorg.c (transform_access_sites): Fix computation.
13623 (transform_allocation_sites): Same.
13625 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13627 * config/i386/i386.c (override_options): Use
13628 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13630 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13632 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13633 (nonimm_not_xmm0_operand): Ditto.
13634 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13635 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13636 as operand[2] predicate. Require "z" class XMM register for
13637 operand[3]. Adjust asm template.
13638 ("sse4_1_blendvpd"): Ditto.
13639 ("sse4_1_pblendvb"): Ditto.
13640 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13641 force op2 into xmm0 register for variable blend instructions.
13643 2007-06-04 Tom Tromey <tromey@redhat.com>
13645 * c-tree.h (start_enum): Update.
13646 (build_enumerator): Likewise.
13647 * c-decl.c (enum_next_value): Removed.
13648 (enum_overflow): Likewise.
13649 (start_enum): Add c_enum_contents argument. Don't use globals.
13650 (build_enumerator): Likewise.
13651 * c-tree.h (struct c_enum_contents): New struct.
13653 2007-06-04 Tom Tromey <tromey@redhat.com>
13655 * c-common.c (c_common_get_alias_set): Fix indentation.
13657 2007-06-04 Ian Lance Taylor <iant@google.com>
13659 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13660 to overflow, reduce overflow infinity to regular infinity.
13661 (vrp_var_may_overflow): New static function.
13662 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13664 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13666 * stor-layout.c (layout_type): Remove duplicate code.
13668 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13671 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13672 before build_common_builtin_nodes ().
13674 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13677 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13679 2007-06-04 Jan Hubicka <jh@suse.cz>
13681 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13682 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13683 instead of _stat version.
13685 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13687 PR tree-optimization/32194
13688 * tree-predcom.c (determine_offset): Check that both references have
13691 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13693 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13694 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13695 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13696 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13697 Add argument to iterate_fix_dominators call.
13698 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13699 * gcse.c (hoist_code): Change domby to vector.
13700 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13701 Add argument to iterate_fix_dominators call.
13702 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13703 recompute_dominator.
13704 * lambda-code.c (perfect_nestify): Ditto.
13705 * cfgloopanal.c: Include graphds.h.
13706 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13707 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13708 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13710 * graphds.c: New file.
13711 * graphds.h: New file.
13712 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13713 (get_dominated_by, get_dominated_by_region): Change return type to
13715 (verify_dominators): Recompute all dominators and compare the results.
13716 (recount_dominator): Renamed to ...
13717 (recompute_dominator): ... this. Do not check that the block is
13718 dominated by entry.
13719 (iterate_fix_dominators): Reimplemented.
13720 (prune_bbs_to_update_dominators, root_of_dom_tree,
13721 determine_dominators_for_sons): New functions.
13722 * et-forest.c (et_root): New function.
13723 * et-forest.h (et_root): Declare.
13724 * Makefile.in (graphds.o): Add.
13725 (cfgloopanal.o): Add graphds.h dependency.
13726 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13727 * basic-block.h (get_dominated_by, get_dominated_by_region,
13728 iterate_fix_dominators): Declaration changed.
13729 (recount_dominator): Renamed to ...
13730 (recompute_dominator): ... this.
13731 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13732 (thread_through_all_blocks): Do not free dominance info.
13734 2007-06-03 Andreas Schwab <schwab@suse.de>
13736 * config/m68k/m68k.c (override_options): Don't override
13738 * config/m68k/m68k-modes.def (SF, DF): Define to use
13739 motorola_single_format and motorola_double_format, resp.
13740 * real.c (motorola_single_format): Renamed from
13741 coldfire_single_format.
13742 (motorola_double_format): Renamed from coldfire_double_format.
13743 (encode_ieee_extended): Generate a proper canonical NaN image
13744 respecting canonical_nan_lsbs_set.
13745 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13747 * real.h: Adjust declarations.
13749 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13752 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13753 the symbol is generated with the stack protector.
13755 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13757 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13758 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13760 * doc/extend.texi (interrupt): Mention m68k.
13762 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13764 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13765 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13766 (ix86_expand_sse_pcmpestr): Do not check operands for
13767 "register_operand", when insn operand predicate is "register_operand".
13768 (ix86_expand_sse_pcmpistr): Ditto.
13770 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13771 Uros Bizjak <ubizjak@gmail.com>
13773 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13774 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13775 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13776 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13777 * config/i386/constraints.md ("z"): New register constraint
13778 for members of SSE_FIRST_REG class.
13779 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13780 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13781 SSE_FIRST_REG class.
13782 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13783 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13784 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13785 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13786 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13787 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13788 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13789 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13790 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13791 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13792 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13793 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13794 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13795 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13796 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13797 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13798 (struct builtin_description): Change "flag" field to unsigned.
13799 (bdesc_pcmpestr): New builtin description table.
13800 (bdesc_pcmpistr): Likewise.
13801 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13802 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13803 Initialize pcmp[ei]str[im] insns for SSE4.2.
13804 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13805 (ix86_expand_sse_pcmpistr): Likewise.
13806 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13807 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13808 (UNSPEC_PCMPISTR): Likewise.
13809 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13810 (sse4_2_pcmpestri):New isns pattern.
13811 (sse4_2_pcmpestrm): Likewise.
13812 (sse4_2_pcmpestr_cconly): Likewise.
13813 (sse4_2_pcmpistr): New insn patern and splitter.
13814 (sse4_2_pcmpistri):New isns pattern.
13815 (sse4_2_pcmpistrm): Likewise.
13816 (sse4_2_pcmpistr_cconly): Likewise.
13817 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13820 2007-06-01 David Daney <ddaney@avtrex.com>
13822 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13823 LOADGP_ABSOLUTE and not binds_local_p.
13825 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13827 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13829 2007-06-01 Ian Lance Taylor <iant@google.com>
13831 * tree-vrp.c (compare_name_with_value): Always set
13832 used_strict_overflow if we get a result from the variable itself.
13834 2007-06-01 Ian Lance Taylor <iant@google.com>
13836 PR rtl-optimization/31455
13837 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13838 subregs which have a cast between modes which are not tieable.
13840 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13842 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13843 breaks after return statements.
13845 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13847 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13848 only after no_new_pseudos.
13850 2007-05-31 Eric Christopher <echristo@apple.com>
13852 * expr.c (convert_move): Assert that we don't have a BLKmode
13854 (store_expr): Handle BLKmode moves by calling emit_block_move.
13856 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13858 * c-typeck.c (build_indirect_ref): Include type in error message.
13859 (build_binary_op): Pass types to binary_op_error.
13860 * c-common.c (binary_op_error): Take two type arguments, print out
13862 * c-common.h (binary_op_error): Update prototype.
13864 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13866 * config/i386/i386.c: Correct coments on -mno-sse4.
13868 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13870 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13871 (x86_64-*-*): Likewise.
13872 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13873 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13874 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13875 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13876 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13877 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13878 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13879 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13880 (OPTION_MASK_ISA_SSE4): Likewise.
13881 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13882 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13883 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13884 (override_options): Support SSE4.2.
13885 (ix86_build_const_vector): Support SImode and DImode.
13886 (ix86_build_signbit_mask): Likewise.
13887 (ix86_expand_int_vcond): Support V2DImode.
13888 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13889 (IX86_BUILTIN_CRC32HI): Likewise.
13890 (IX86_BUILTIN_CRC32SI): Likewise.
13891 (IX86_BUILTIN_CRC32DI): Likewise.
13892 (IX86_BUILTIN_PCMPGTQ): Likewise.
13893 (bdesc_crc32): Likewise.
13894 (bdesc_sse_3arg): Likewise.
13895 (ix86_expand_crc32): Likewise.
13896 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13897 (ix86_expand_builtin): Likewise.
13898 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13899 __SSE4_2__ for -msse4.2.
13900 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13901 (CRC32MODE): Likewise.
13902 (crc32modesuffix): Likewise.
13903 (crc32modeconstraint): Likewise.
13904 (sse4_2_crc32<mode>): Likewise.
13905 (sse4_2_crc32di): Likewise.
13906 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13908 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13909 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13910 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13911 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13912 (vcondu<mode>): Likewise.
13913 * doc/extend.texi: Document SSE4.2 built-in functions.
13914 * doc/invoke.texi: Document -msse4.2/-msse4.
13916 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13918 PR tree-optimization/32160
13919 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13920 variable as gimple reg.
13921 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13923 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13925 * gcc.c (main): Don't consider linker options when issuing the
13926 warning about a linker input file not being used.
13928 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13930 * tree-vrp.c (compare_names): Initialize sop.
13932 2007-05-30 Dirk Mueller <dmueller@suse.de>
13934 * cgraphunit.c (cgraph_analyze_function): Remove
13935 computation of inline parameters.
13937 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13939 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13941 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13943 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13944 Add vx-common.h. Include vxworks.h between vx-common.h and
13946 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13948 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13949 (TARGET_ASM_DESTRUCTOR): Likewise.
13950 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13951 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13952 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13953 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13954 (VXWORKS_ENDIAN_SPEC): Define.
13955 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13956 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13957 VXWORKS_* equivalents.
13958 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13959 (ASM_FILE_START): Delete.
13960 (TARGET_VERSION): Reformat.
13961 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13962 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13963 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13964 (FPBIT, DPBIT): Define.
13965 (fp-bit.c, dp-bit.c): New rules.
13966 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13967 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13968 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13969 * config/arm/arm.h: Include vxworks-dummy.h.
13970 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13971 Mark with ATTRIBUTE_UNUSED.
13972 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13973 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13974 make it incompatible with -msingle-pic-base.
13975 (arm_function_ok_for_sibcall): Return false for calls that might
13976 go through a VxWorks PIC PLT entry.
13977 (require_pic_register): New function, split out from...
13978 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13980 (arm_load_pic_register): Handle the VxWorks RTP initialization
13981 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13982 (arm_emit_call_insn): New function.
13983 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13984 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13985 (pic_offset_arm): New pattern.
13986 (call, call_value): Use arm_emit_call_insn.
13987 (call_internal, call_value_internal): New expanders.
13988 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13989 VxWorks unless __PIC__.
13991 2007-05-30 Eric Christopher <echristo@gmail.com>
13993 * genrecog.c: Include regs.h in generated file.
13994 * genemit.c: Ditto. Fix up formatting.
13995 * config/mn10300/constraints.md: New.
13996 * config/mn10300/mn10300.md: Include.
13997 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13998 Fix up for removed macro.
13999 * config/mn10300/predicates.md (call_address_operand): Ditto.
14000 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
14001 (CONST_OK_FOR_I): Ditto.
14002 (CONST_OK_FOR_J): Ditto.
14003 (CONST_OK_FOR_K): Ditto.
14004 (CONST_OK_FOR_L): Ditto.
14005 (CONST_OK_FOR_M): Ditto.
14006 (CONST_OK_FOR_N): Ditto.
14007 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
14011 (EXTRA_CONSTRAINT): Ditto.
14013 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14015 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
14017 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
14018 OPTION_MASK_ISA_64BIT.
14019 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
14021 2007-05-30 Richard Guenther <rguenther@suse.de>
14023 PR middle-end/32152
14024 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
14025 types for comparison.
14026 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
14027 with original typed arguments.
14028 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
14030 2007-05-30 Jakub Jelinek <jakub@redhat.com>
14032 PR tree-optimization/31769
14033 * except.c (duplicate_eh_regions): Clear prev_try if
14034 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
14036 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
14038 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
14039 * tree-ssa-sink.c (statement_sink_location): Return basic block and
14040 bsi of the location where statements should be inserted.
14041 (sink_code_in_bb): Take bsi from statement_sink_location.
14042 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
14043 instead of bsi_start.
14044 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
14046 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
14047 (bsi_move_before): Document inconsistency with bsi_move_after.
14048 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
14050 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14052 * config/i386/i386.h (TARGET_ABM): New define.
14053 (TARGET_POPCNT): Ditto.
14054 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
14055 New temporary defines to redefine from OPTION_ISA_* defines.
14056 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
14057 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
14058 (ix86_isa_flags): New extern int declaration.
14059 (TARGET_SUBTARGET_DEFAULT): New define.
14060 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
14061 (TARGET_SUBTARGET32_DEFAULT): Ditto.
14062 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
14063 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14064 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
14065 * config/i386/darwin.h: Change TARGET_64BIT define to
14068 * config/i386/i386.opt (m3dnowa): Define as undocumented option
14069 using existing "ix86_isa_flags" varible.
14070 (m32, m64): Use existing "ix86_isa_flags" variable.
14071 (mmmx, m3dnow): Ditto.
14072 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
14073 (mabm): Define as non-negative option using "x86_abm" variable.
14074 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
14076 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
14077 Rewrite feature test bitmap.
14078 (ix86_isa_flags): New initialized global int varible.
14079 (ix86_isa_flags_explicit): New static int variable.
14080 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
14081 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
14082 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
14083 target_flags_explicit.
14084 (override_options): Remove "target_enable" and "target_disable" fields
14085 from "struct ptt". Update processor_target_table accordingly. Remove
14086 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
14087 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
14088 "target_flags" and "ix86_isa_flags_explicit" instead of
14089 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
14090 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
14091 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
14092 to true when either of PTA_POPCNT or PTA_ABM is set in
14093 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
14094 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
14095 processor_alias_table flags entry. Remove handling of
14096 "target_enable" and "target_disable" fields of processor_target_table.
14097 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
14098 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
14099 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
14100 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
14101 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
14103 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
14105 2007-05-29 David Daney <ddaney@avtrex.com>
14108 * config/mips/mips.c (mips_output_mi_thunk): Emit
14109 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
14111 2007-05-29 Hui-May Chang <hm.chang@apple.com>
14112 * config/i386/i386.c (ix86_function_regparm): Added checking of
14113 ix86_force_align_arg_pointer to determine the number of
14114 register parameters.
14116 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14118 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14119 (SET_DR_MISALIGNMENT): New.
14120 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14121 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14122 Use SET_DR_MISALIGNMENT.
14123 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14125 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14126 find_loop_nest): Export.
14127 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14128 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14129 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14130 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14132 (struct mem_ref): Add field reuse_distance.
14133 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14134 Initialize reuse_distance field.
14135 (issue_prefetch_ref): Select temporality of prefetch according to
14137 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14138 self_reuse_distance, determine_loop_nest_reuse): New functions.
14139 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14140 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14141 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14144 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14146 * tree-ssa-alias.c: Add aliasing overview.
14148 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14149 Danny Smith <dannysmith@users.sourceforge.net>
14152 * config/i386/t-crtfm: Compile crtfastmath.o with
14153 -minline-all-stringops.
14154 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14155 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14157 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14159 * doc/md.texi: Document constraints on HP PA-RISC.
14161 * pa/constraints.md: New file.
14162 * pa.md: Include constraints.md.
14163 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
14164 (integer_store_memory_operand, ldil_cint_p): New functions.
14165 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
14166 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14167 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
14168 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
14169 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
14171 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
14174 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
14175 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
14176 case POSTDECREMENT_EXPR>): Return the error_mark_node
14177 if either the real or imaginary parts would an
14180 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
14182 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
14183 name when we remove it from a call.
14185 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
14187 * targhooks.c (default_narrow_bitfield): Remove.
14188 * targhooks.h: Remove the prototype for
14189 default_narrow_bitfield.
14191 * langhooks-def.h: Remove the prototype for
14192 hook_get_alias_set_0.
14193 * langhooks.c (hook_get_alias_set_0): Remove.
14195 * global.c (EXECUTE_IF_CONFLICT): Remove.
14197 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14200 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
14201 return true when truth_value_p is true and the type
14204 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14206 * doc/install.texi (Prerequisites): We no longer require Autoconf
14207 2.13 for the top-level.
14209 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
14211 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
14212 memory access via x86_expand_vector_move_misalign() only for
14213 TImode values on 32-bit targets.
14215 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14217 * matrix-reorg.c: New file. Implement matrix flattening and
14218 transposing optimization.
14219 * tree-pass.h: Add matrix reorg pass.
14220 * common.opt: Add fipa-mreorg flag.
14221 * Makefile.in: Add matrix-reorg.c.
14222 * passes.c: Add matrix reorg pass.
14223 * varpool.c (add_new_static_var): New function.
14224 * cgraph.h (add_new_static_var): Declare.
14226 2007-05-27 Eric Christopher <echristo@apple.com>
14228 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
14229 sp_offset depending on stack size. Save r12 depending
14230 on registers we're saving later.
14231 (rs6000_emit_epilogue): Update sp_offset depending only
14234 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
14236 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
14237 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14238 * ifcvt.c (if_convert): Ditto.
14239 * tree-ssa-threadupdate.c (thread_block): Ditto.
14240 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
14241 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14242 verify_loop_closed_ssa): Check number_of_loops instead of
14244 * predict.c (tree_estimate_probability): Ditto.
14245 * tree-if-conv.c (main_tree_if_conversion): Ditto.
14246 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14247 * modulo-sched.c (sms_schedule): Ditto.
14248 * tree-scalar-evolution.c (scev_const_prop): Ditto.
14249 (scev_finalize): Do not do anything if scev analysis was not
14251 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
14252 current_loops == NULL.
14253 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
14254 * loop-init.c (loop_optimizer_init): Do not free current_loops when
14255 there are no loops.
14256 (loop_optimizer_finalize): Assert that loops were analyzed.
14257 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
14258 rtl_doloop): Check number_of_loops instead of current_loops.
14259 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
14260 current_loops == NULL.
14261 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
14262 gate_tree_vectorize tree_linear_transform, check_data_deps,
14263 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
14264 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
14265 Check number_of_loops instead of current_loops.
14266 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
14267 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
14268 free loops if available.
14269 (execute_pre): Do not pass do_fre to fini_pre.
14271 2007-05-27 Tobias Burnus <burnus@net-b.de>
14273 PR middle-end/32083
14274 * real.c (mpfr_from_real): Fix sign of -Inf.
14276 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
14278 * tree-vect-transform.c (vectorizable_conversion): Initialize
14279 tree_code variables to ERROR_MARK.
14280 (vectorizable_type_demotion): Likewise.
14281 (vectorizable_type_promotion): Likewise.
14283 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14286 * config/i386/i386.md (movti): Handle push operands via
14287 ix86_expand_push().
14289 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14291 * basic-block.h: Remove the prototype for merge_seq_blocks.
14292 * cfgcleanup.c (merge_seq_blocks): Remove.
14294 * tree-flow.h: Remove the prototype for is_aliased_with.
14295 * tree-ssa-alias.c (is_aliased_with): Remove.
14297 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
14299 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
14301 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
14303 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
14304 ix86_expand_sse4_unpack if SSE4.1 is enabled.
14305 (vec_unpacks_hi_v16qi): Likewise.
14306 (vec_unpacku_lo_v16qi): Likewise.
14307 (vec_unpacks_lo_v16qi): Likewise.
14308 (vec_unpacku_hi_v8hi): Likewise.
14309 (vec_unpacks_hi_v8hi): Likewise.
14310 (vec_unpacku_lo_v8hi): Likewise.
14311 (vec_unpacks_lo_v8hi): Likewise.
14312 (vec_unpacku_hi_v4si): Likewise.
14313 (vec_unpacks_hi_v4si): Likewise.
14314 (vec_unpacku_lo_v4si): Likewise.
14315 (vec_unpacks_lo_v4si): Likewise.
14317 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14319 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14320 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14321 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14322 follow spelling conventions in various
14323 warning/error/diagnostic messages.
14325 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14326 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14327 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14328 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14329 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14330 * doc/tm.texi: Follow spelling conventions.
14332 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14335 * tree-ssa-forwprop.c
14336 (forward_propagate_addr_into_variable_array_index): Remove
14337 the lhs argument. Use the type of def_rhs instead of lhs.
14338 (forward_propagate_addr_expr_1): Update use of
14339 forward_propagate_addr_into_variable_array_index.
14341 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14342 Nigel Stephens <nigel@mips.com>
14344 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14345 function attributes, "far" being an alias for "long_call".
14346 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14347 (mips_near_type_p, mips_far_type_p): New.
14348 (mips_comp_type_attributes): New function to check that attributes
14349 attached to a function type are compatible.
14350 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14351 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14352 to the target function of the thunk.
14353 (mips_encode_section_info): Check for "near" and "far" function
14354 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14356 * config/mips/predicates.md (const_call_insn_operand): Test only
14357 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14359 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14362 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14363 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14364 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14365 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14367 2007-05-25 Eric Christopher <echristo@apple.com>
14369 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14370 to x86-darwin configurations.
14371 * config/i386/t-darwin: Add softfp support.
14372 * config/i386/t-darwin64: Ditto.
14373 * config/i386/sfp-machine.h: If mach then don't use
14374 aliasing, emit a stub to call.
14376 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14378 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14379 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14380 tree-predcom.c, tree-ssa-alias-warnings.c,
14381 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14382 comment typos. Follow spelling conventions.
14383 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14385 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14388 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14389 constants into memory. Expand unaligned memory references for
14390 SSE modes via x86_expand_vector_move_misalign() function.
14392 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14394 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14395 "memory" attribute for "sseishft" type insn without operands[2].
14397 2007-05-25 Dirk Mueller <dmueller@suse.de>
14398 Marcus Meissner <meissner@suse.de>
14400 * doc/extend.texi (alloc_size): New attribute.
14401 * c-common.c (handle_alloc_size_attribute): New.
14402 * tree-object-size.c (alloc_object_size): Use alloc_size
14403 attribute, if available.
14405 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14407 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14409 (__builtin_ia32_vec_ext_v2di): Likewise.
14410 (__builtin_ia32_vec_ext_v4si): Likewise.
14411 (__builtin_ia32_vec_ext_v8hi): Likewise.
14412 (__builtin_ia32_vec_ext_v16qi): Likewise.
14413 (__builtin_ia32_vec_set_v8hi): Likewise.
14415 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14417 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14419 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14421 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14422 (arm_is_longcall_p): Rename to...
14423 (arm_is_long_call_p): ...this. Take a single tree argument and
14425 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14426 (CUMULATIVE_ARGS): Remove call_cookie.
14427 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14428 (ENCODED_LONG_CALL_ATTR_P): Delete.
14429 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14430 LONG_CALL_FLAG_CHAR cases.
14431 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14432 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14433 ARM_DECLARE_FUNCTION_SIZE.
14434 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14435 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14436 (arm_encode_call_attribute, current_file_function_operand): Delete.
14437 (arm_function_in_section_p): New function.
14438 (arm_is_longcall_p): Rename to...
14439 (arm_is_long_call_p): ...this. Take the target function as a single
14440 argument and return a bool. Do not rely on call cookies. Check
14441 whether the target symbol is in the same section as the current
14442 function, not just the same compilation unit.
14443 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14444 (arm_encode_section_info): Don't encode a call type.
14445 * config/arm/arm.md (call, call_value): Update calls to
14446 arm_is_long(_)call_p. Simplify logic.
14447 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14448 Update calls to arm_is_long(_)call_p.
14450 2007-05-25 Richard Guenther <rguenther@suse.de>
14452 PR tree-optimization/31982
14453 * tree-ssa-forwprop.c
14454 (forward_propagate_addr_into_variable_array_index): Handle arrays
14455 with element size one.
14457 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14459 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14460 (umulsi3_highpart): Likewise.
14462 2007-05-24 Ian Lance Taylor <iant@google.com>
14464 PR rtl-optimization/32069
14465 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14468 2007-05-24 Ollie Wild <aaw@google.com>
14470 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14473 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14475 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14476 (oprs_unchanged_p): Use it to check all registers in a REG.
14477 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14478 (reg_set_between_after_reload_p): Delete.
14479 (reg_used_between_after_reload_p): Likewise.
14480 (reg_set_or_used_since_bb_start): Likewise.
14481 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14482 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14483 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14484 * rtlanal.c (reg_set_p): Check whether REG overlaps
14485 regs_invalidated_by_call, rather than just checking the
14486 membership of REGNO (REG).
14488 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14490 * doc/passes.texi: Document predictive commoning.
14491 * doc/invoke.texi (-fpredictive-commoning): Document.
14492 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14493 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14494 adding indices to the generated name.
14495 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14496 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14497 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14498 (op_symbol_code): ... and exported.
14499 (dump_omp_clause, op_symbol): Use op_symbol_code
14500 instead of op_symbol_1.
14501 * tree-pass.h (pass_predcom): Declare.
14502 * timevar.def (TV_PREDCOM): New timevar.
14503 * tree-ssa-loop.c (run_tree_predictive_commoning,
14504 gate_tree_predictive_commoning, pass_predcom): New.
14505 * tree-data-ref.c (find_data_references_in_loop): Find the
14506 references in dominance order.
14507 (canonicalize_base_object_address): Ensure that the result has
14509 (dr_analyze_innermost): Export.
14510 (create_data_ref): Code to fail for references with invariant
14512 (find_data_references_in_stmt): ... here.
14513 * tree-data-ref.h (dr_analyze_innermost): Declare.
14514 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14515 (aff_combination_find_elt, name_expansion_hash,
14516 name_expansion_eq, tree_to_aff_combination_expand,
14517 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14519 * tree-affine.h (aff_combination_constant_multiple_p,
14520 tree_to_aff_combination_expand): Declare.
14521 * tree-predcom.c: New file.
14522 * common.opt (fpredictive-commoning): New option.
14523 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14524 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14525 * Makefile.in (tree-predcom.o): Add.
14526 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14527 * passes.c (init_optimization_passes): Add dceloop after
14528 copy propagation in loop optimizer. Add predictive commoning
14529 to loop optimizer passes.
14531 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14533 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14536 2007-05-24 Jan Hubicka <jh@suse.cz>
14538 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14540 (genheader): Include statistics.h.
14542 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14544 * print-rtl.c (flag_dump_unnumbered): Update comments.
14545 (print_rtl): Fix my previous change.
14546 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14549 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14551 PR middle-end/32018
14552 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14554 (thread_through_all_blocks): Call initialize_original_copy_tables
14555 and free_original_copy_tables.
14556 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14558 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14559 * cfghooks.c (duplicate_block): Use get_loop_copy.
14560 * cfg.c: Include cfgloop.h.
14561 (loop_copy): New hash table.
14562 (initialize_original_copy_tables): Initialize loop_copy table.
14563 (free_original_copy_tables): Free loop_copy table.
14564 (copy_original_table_clear, copy_original_table_set,
14565 set_loop_copy, get_loop_copy): New functions.
14566 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14567 * cfgloop.h (struct loop): Remove copy field.
14568 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14569 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14571 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14573 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14574 -msse/-msse2/-msse3.
14576 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14578 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14579 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14581 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14584 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14585 * targhooks.h (default_mangle_decl_assembler_name): Declare
14587 * targhooks.c (default_mangle_decl_assembler_name): Define
14589 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14591 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14592 * langhooks.c (lhd_set_decl_assembler_name): Call
14593 targetm.mangle_decl_assembler_name for names with global scope.
14595 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14597 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14598 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14600 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14601 New. Factored out of i386_pe_encode_section_info.
14602 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14603 Move check for prior decoration of stdcall
14604 symbols to i386_pe_encode_section_info.
14605 (i386_pe_encode_section_info): Adjust call to
14606 gen_stdcall_or_fastcall_suffix. Use
14607 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14608 (i386_pe_mangle_decl_assembler_name): New. Wrap
14609 i386_pe_maybe_mangle_decl_assembler_name.
14611 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14613 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14614 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14615 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14616 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14617 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14620 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14621 Nigel Stephens <nigel@mips.com>
14622 Richard Sandiford <richard@codesourcery.com>
14624 Fix up MIPS16 hard float and add support for complex.
14626 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14627 (TARGET_SOFT_FLOAT_ABI): New.
14628 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14629 __mips_soft_float to reflect the ABI in use, not whether the
14630 FPU is directly accessible (e.g., in MIPS16 mode).
14631 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14632 (UNITS_PER_FPVALUE): Likewise.
14634 * config/mips/mips.c (mips_expand_call): Remove redundant
14635 TARGET_MIPS16 check.
14636 (mips_arg_regno): New.
14637 (function_arg_advance): When setting bits in cum->fp_code for
14638 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14640 (function_arg): Use mips_arg_regno.
14641 (mips_return_mode_in_fpr_p): New.
14642 (mips16_call_stub_mode_suffix): New.
14643 (mips16_cfun_returns_in_fpr_p): New.
14644 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14645 (mips_output_function_prologue): Test mips16_hard_float, not
14646 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14647 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14648 return value into a floating-point register.
14649 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14650 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14651 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14652 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14653 word of double arguments from or to the high bits of 64-bit
14654 floating point registers.
14655 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14656 (mips16_fpret_double): New helper function.
14657 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14658 support for complex modes. Fill in DECL_RESULT for stubdecl.
14659 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14661 * config/mips/mips16.S
14662 (RET, ARG1, ARG2): New.
14663 (MERGE_GPRf, MERGE_GPRt): New.
14664 (DELAYt, DELAYf): New.
14665 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14666 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14667 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14668 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14669 (SFOP): Renamed to...
14670 (OPSF3): This, and macro-ified. Updated all uses.
14671 (SFOP2): Renamed to...
14672 (OPSF2): This, and macro-ified. Updated all uses.
14673 (SFCMP): Renamed to...
14674 (CMPSF): This, and macro-ified. Updated all uses.
14675 (SFREVCMP): Renamed to...
14676 (REVCMPSF): This, and macro-ified. Updated all uses.
14677 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14678 (LDDBL1, LDDBL2, RETDBL): Deleted.
14679 (DFOP): Renamed to...
14680 (OPDF3): This, and macro-ified. Updated all uses.
14681 (DFOP2): Renamed to...
14682 (OPDF2): This, and macro-ified. Updated all uses.
14683 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14684 (DFCMP): Renamed to...
14685 (CMPDF): This, and macro-ified. Updated all uses.
14686 (DFREVCMP): Renamed to...
14687 (REVCMPDF): This, and macro-ified. Updated all uses.
14688 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14689 (RET_FUNCTION): New.
14690 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14691 (__mips16_ret_sc, __mips16_ret_dc): New.
14692 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14693 STUB_ARGS_6, STUB_ARGS_10): New.
14694 (CALL_STUB_NO_RET): New.
14695 (__mips16_call_stub_1): Macro-ified.
14696 (__mips16_call_stub_5): Macro-ified.
14697 (__mips16_call_stub_2): Macro-ified.
14698 (__mips16_call_stub_6): Macro-ified.
14699 (__mips16_call_stub_9): Macro-ified.
14700 (__mips16_call_stub_10): Macro-ified.
14701 (CALL_STUB_RET): New.
14702 (__mips16_call_stub_sf_0): Macro-ified.
14703 (__mips16_call_stub_sf_1): Macro-ified.
14704 (__mips16_call_stub_sf_5): Macro-ified.
14705 (__mips16_call_stub_sf_2): Macro-ified.
14706 (__mips16_call_stub_sf_6): Macro-ified.
14707 (__mips16_call_stub_sf_9): Macro-ified.
14708 (__mips16_call_stub_sf_10): Macro-ified.
14709 (__mips16_call_stub_df_0): Macro-ified.
14710 (__mips16_call_stub_df_1): Macro-ified.
14711 (__mips16_call_stub_df_5): Macro-ified.
14712 (__mips16_call_stub_df_2): Macro-ified.
14713 (__mips16_call_stub_df_6): Macro-ified.
14714 (__mips16_call_stub_df_9): Macro-ified.
14715 (__mips16_call_stub_df_10): Macro-ified.
14716 (__mips16_call_stub_sc_0): New.
14717 (__mips16_call_stub_sc_1): New.
14718 (__mips16_call_stub_sc_5): New.
14719 (__mips16_call_stub_sc_2): New.
14720 (__mips16_call_stub_sc_6): New.
14721 (__mips16_call_stub_sc_9): New.
14722 (__mips16_call_stub_sc_10): New.
14723 (__mips16_call_stub_dc_0): New.
14724 (__mips16_call_stub_dc_1): New.
14725 (__mips16_call_stub_dc_5): New.
14726 (__mips16_call_stub_dc_2): New.
14727 (__mips16_call_stub_dc_6): New.
14728 (__mips16_call_stub_dc_9): New.
14729 (__mips16_call_stub_dc_10): New.
14731 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14732 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14733 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14735 2007-05-23 Ian Lance Taylor <iant@google.com>
14737 * doc/invoke.texi (Invoking GCC): Document that the order of the
14740 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14743 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14744 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14745 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14749 * config/score/score.c (score_print_operand): Make sure that only
14750 lower bits are used.
14752 2007-05-22 Ian Lance Taylor <iant@google.com>
14754 * tree-vrp.c (avoid_overflow_infinity): New static function,
14755 broken out of set_value_range_to_value.
14756 (set_value_range_to_value): Call avoid_overflow_infinity.
14757 (extract_range_from_assert): Likewise.
14759 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14761 PR middle-end/31095
14762 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14763 change the type before looking for a COMPOUND_EXPR.
14765 2007-05-22 Ian Lance Taylor <iant@google.com>
14767 * lower-subreg.c (decompose_multiword_subregs): If we change an
14768 insn, call remove_retval_note on it.
14770 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14772 * regs.h (end_hard_regno): New function.
14773 (END_HARD_REGNO, END_REGNO): New macros.
14774 (add_to_hard_reg_set): New function.
14775 (remove_from_hard_reg_set): Likewise.
14776 (in_hard_reg_set_p): Likewise.
14777 (overlaps_hard_reg_set_p): Likewise.
14778 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14779 (note_btr_set): Use END_HARD_REGNO.
14780 * caller-save.c (setup_save_areas): Use end_hard_regno.
14781 (mark_set_regs): Use END_HARD_REGNO.
14782 (add_stored_regs): Use end_hard_regno.
14783 (mark_referenced_regs): Use add_to_hard_reg_set.
14784 * combine.c (update_table_tick): Use END_REGNO.
14785 (record_value_for_reg): Likewise.
14786 (record_dead_and_set_regs): Likewise.
14787 (get_last_value_validate): Likewise.
14788 (use_crosses_set_p): Likewise.
14789 (reg_dead_at_p_1): Likewise.
14790 (reg_dead_at_p): Likewise.
14791 (mark_used_regs_combine): Use add_to_hard_reg_set.
14792 (move_deaths): Use END_HARD_REGNO.
14793 (reg_bitfield_target_p): Use end_hard_regno.
14794 (distribute_notes): Use END_HARD_REGNO.
14795 * cse.c (mention_regs): Use END_REGNO.
14796 (insert): Use add_to_hard_reg_set.
14797 (invalidate): Use END_HARD_REGNO.
14798 (invalidate_for_call): Likewise.
14799 (exp_equiv_p): Use END_REGNO.
14800 (cse_insn): Likewise.
14801 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14802 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14803 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14804 * function.c (keep_stack_depressed): Use end_hard_regno.
14805 * global.c (global_alloc): Use end_hard_regno.
14806 (global_conflicts): Use add_to_hard_reg_set instead of
14808 (find_reg): Likewise.
14809 (mark_reg_store): Likewise.
14810 (mark_reg_conflicts): Likewise.
14811 (mark_reg_death): Use remove_from_hard_reg_set.
14812 (mark_reg_live_nc): Delete.
14813 (set_preference): Use end_hard_regno.
14814 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14815 remove_from_hard_reg_set.
14816 (post_mark_life): Use add_to_hard_reg_set.
14817 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14818 (reg_becomes_live): Use add_to_hard_reg_set.
14819 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14820 (peep2_find_free_register): Use add_to_hard_reg_set.
14821 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14822 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14823 * regrename.c (note_sets): Use add_to_hard_reg_set.
14824 (clear_dead_regs): Use remove_from_hard_reg_set.
14825 (regrename_optimize): Use add_to_hard_reg_set.
14826 (find_oldest_value_reg): Use in_hard_reg_set_p.
14827 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14828 (hard_reg_set_here_p): Use end_hard_regno.
14829 (decompose): Likewise.
14830 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14831 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14832 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14833 (mark_home_live): Use end_hard_regno.
14834 (spill_hard_reg): Likewise.
14835 (clear_reload_reg_in_use): Likewise.
14836 * reorg.c (delete_prior_computation): Use END_REGNO.
14837 * resource.c (update_live_status): Use END_HARD_REGNO.
14838 (mark_referenced_resources): Use add_to_hard_reg_set.
14839 (mark_set_resources): Likewise.
14840 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14841 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14842 (reg_overlap_mentioned_p): Likewise.
14843 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14844 (covers_regno_no_parallel_p): Use END_REGNO.
14845 (find_regno_note): Likewise.
14846 (find_reg_fusage): Use END_HARD_REGNO.
14847 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14848 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14850 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14852 * mode-switching.c (reg_dies): Change type of second argument to
14854 (optimize_mode_switching): Update accordingly.
14856 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14858 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14860 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14861 (hard_reg_set_empty_p): ...these new functions.
14862 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14863 GO_IF_HARD_REG_SUBSET.
14864 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14865 instead of GO_IF_HARD_REG_EQUAL.
14866 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14867 instead of GO_IF_HARD_REG_EQUAL.
14868 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14869 GO_IF_HARD_REG_SUBSET.
14870 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14871 GO_IF_HARD_REG_EQUAL.
14872 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14873 of GO_IF_HARD_REG_SUBSET.
14874 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14875 instead of GO_IF_HARD_REG_EQUAL.
14876 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14877 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14878 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14879 of GO_IF_HARD_REG_SUBSET,
14880 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14881 GO_IF_HARD_REG_SUBSET.
14882 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14883 instead of GO_IF_HARD_REG_EQUAL.
14884 * config/sh/sh.c (push_regs, calc_live_regs): Use
14885 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14886 (hard_regs_intersect_p): Delete.
14888 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14890 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14892 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14893 Richard Henderson <rth@redhat.com>
14895 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14897 (x86_64-*-*): Likewise.
14899 * i386/i386-modes.def (V2QI): New.
14901 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14903 (override_options): Support SSE4.1.
14904 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14905 (IX86_BUILTIN_BLENDPS): Likewise.
14906 (IX86_BUILTIN_BLENDVPD): Likewise.
14907 (IX86_BUILTIN_BLENDVPS): Likewise.
14908 (IX86_BUILTIN_PBLENDVB128): Likewise.
14909 (IX86_BUILTIN_PBLENDW128): Likewise.
14910 (IX86_BUILTIN_DPPD): Likewise.
14911 (IX86_BUILTIN_DPPS): Likewise.
14912 (IX86_BUILTIN_INSERTPS128): Likewise.
14913 (IX86_BUILTIN_MOVNTDQA): Likewise.
14914 (IX86_BUILTIN_MPSADBW128): Likewise.
14915 (IX86_BUILTIN_PACKUSDW128): Likewise.
14916 (IX86_BUILTIN_PCMPEQQ): Likewise.
14917 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14918 (IX86_BUILTIN_PMAXSB128): Likewise.
14919 (IX86_BUILTIN_PMAXSD128): Likewise.
14920 (IX86_BUILTIN_PMAXUD128): Likewise.
14921 (IX86_BUILTIN_PMAXUW128): Likewise.
14922 (IX86_BUILTIN_PMINSB128): Likewise.
14923 (IX86_BUILTIN_PMINSD128): Likewise.
14924 (IX86_BUILTIN_PMINUD128): Likewise.
14925 (IX86_BUILTIN_PMINUW128): Likewise.
14926 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14927 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14928 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14929 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14930 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14931 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14932 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14933 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14934 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14935 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14936 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14937 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14938 (IX86_BUILTIN_PMULDQ128): Likewise.
14939 (IX86_BUILTIN_PMULLD128): Likewise.
14940 (IX86_BUILTIN_ROUNDPD): Likewise.
14941 (IX86_BUILTIN_ROUNDPS): Likewise.
14942 (IX86_BUILTIN_ROUNDSD): Likewise.
14943 (IX86_BUILTIN_ROUNDSS): Likewise.
14944 (IX86_BUILTIN_PTESTZ): Likewise.
14945 (IX86_BUILTIN_PTESTC): Likewise.
14946 (IX86_BUILTIN_PTESTNZC): Likewise.
14947 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14948 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14949 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14950 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14951 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14952 (bdesc_ptest): New.
14953 (bdesc_sse_3arg): Likewise.
14954 (bdesc_2arg): Likewise.
14955 (bdesc_1arg): Likewise.
14956 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14958 (ix86_expand_sse_4_operands_builtin): New.
14959 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14960 smaller than 8 bits as the 2nd arg.
14961 (ix86_expand_sse_ptest): New.
14962 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14963 (ix86_expand_vector_set): Support SSE4.1.
14964 (ix86_expand_vector_extract): Likewise.
14966 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14967 __SSE4_1__ for -msse4.1.
14969 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14970 (UNSPEC_INSERTPS): Likewise.
14971 (UNSPEC_DP): Likewise.
14972 (UNSPEC_MOVNTDQA): Likewise.
14973 (UNSPEC_MPSADBW): Likewise.
14974 (UNSPEC_PHMINPOSUW): Likewise.
14975 (UNSPEC_PTEST): Likewise.
14976 (UNSPEC_ROUNDP): Likewise.
14977 (UNSPEC_ROUNDS): Likewise.
14979 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14981 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14982 (const_pow2_1_to_32768_operand): Likewise.
14984 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14987 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14989 (sse4_1_insertps): Likewise.
14990 (*sse4_1_extractps): Likewise.
14991 (sse4_1_ptest): Likewise.
14992 (sse4_1_mulv2siv2di3): Likewise.
14993 (*sse4_1_mulv4si3): Likewise.
14994 (*sse4_1_smax<mode>3): Likewise.
14995 (*sse4_1_umax<mode>3): Likewise.
14996 (*sse4_1_smin<mode>3): Likewise.
14997 (*sse4_1_umin<mode>3): Likewise.
14998 (sse4_1_eqv2di3): Likewise.
14999 (*sse4_1_pinsrb): Likewise.
15000 (*sse4_1_pinsrd): Likewise.
15001 (*sse4_1_pinsrq): Likewise.
15002 (*sse4_1_pextrb): Likewise.
15003 (*sse4_1_pextrb_memory): Likewise.
15004 (*sse4_1_pextrw_memory): Likewise.
15005 (*sse4_1_pextrq): Likewise.
15006 (sse4_1_blendpd): Likewise.
15007 (sse4_1_blendps): Likewise.
15008 (sse4_1_blendvpd): Likewise.
15009 (sse4_1_blendvps): Likewise.
15010 (sse4_1_dppd): Likewise.
15011 (sse4_1_dpps): Likewise.
15012 (sse4_1_movntdqa): Likewise.
15013 (sse4_1_mpsadbw): Likewise.
15014 (sse4_1_packusdw): Likewise.
15015 (sse4_1_pblendvb): Likewise.
15016 (sse4_1_pblendw): Likewise.
15017 (sse4_1_phminposuw): Likewise.
15018 (sse4_1_extendv8qiv8hi2): Likewise.
15019 (*sse4_1_extendv8qiv8hi2): Likewise.
15020 (sse4_1_extendv4qiv4si2): Likewise.
15021 (*sse4_1_extendv4qiv4si2): Likewise.
15022 (sse4_1_extendv2qiv2di2): Likewise.
15023 (*sse4_1_extendv2qiv2di2): Likewise.
15024 (sse4_1_extendv4hiv4si2): Likewise.
15025 (*sse4_1_extendv4hiv4si2): Likewise.
15026 (sse4_1_extendv2hiv2di2): Likewise.
15027 (*sse4_1_extendv2hiv2di2): Likewise.
15028 (sse4_1_extendv2siv2di2): Likewise.
15029 (*sse4_1_extendv2siv2di2): Likewise.
15030 (sse4_1_zero_extendv8qiv8hi2): Likewise.
15031 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
15032 (sse4_1_zero_extendv4qiv4si2): Likewise.
15033 (*sse4_1_zero_extendv4qiv4si2): Likewise.
15034 (sse4_1_zero_extendv2qiv2di2): Likewise.
15035 (*sse4_1_zero_extendv2qiv2di2): Likewise.
15036 (sse4_1_zero_extendv4hiv4si2): Likewise.
15037 (*sse4_1_zero_extendv4hiv4si2): Likewise.
15038 (sse4_1_zero_extendv2hiv2di2): Likewise.
15039 (*sse4_1_zero_extendv2hiv2di2): Likewise.
15040 (sse4_1_zero_extendv2siv2di2): Likewise.
15041 (*sse4_1_zero_extendv2siv2di2): Likewise.
15042 (sse4_1_roundpd): Likewise.
15043 (sse4_1_roundps): Likewise.
15044 (sse4_1_roundsd): Likewise.
15045 (sse4_1_roundss): Likewise.
15046 (mulv4si3): Don't expand for SSE4.1.
15047 (smax<mode>3): Likewise.
15048 (umaxv4si3): Likewise.
15049 (uminv16qi3): Likewise.
15050 (umin<mode>3): Likewise.
15051 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
15053 * doc/extend.texi: Document SSE4.1 built-in functions.
15055 * doc/invoke.texi: Document -msse4.1.
15057 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
15059 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
15060 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
15061 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
15062 (ASM_SPEC): Add asm_pcrel_spec.
15063 (EXTRA_SPECS): Add asm_pcrel_spec.
15065 2007-05-21 David Daney <ddaney@avtrex.com>
15067 * doc/install.texi (Building a cross compiler): Add requirements
15068 for Java cross compiler.
15070 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15072 PR middle-end/31995
15073 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
15074 Add loopno argument. Use evolution_function_is_invariant_rec_p
15075 instead of evolution_function_is_constant_p.
15076 Update calls to evolution_function_is_affine_multivariate_p.
15077 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
15078 Add loopno argument.
15079 * tree-scalar-evolution.c (gather_chrec_stats): Call
15080 evolution_function_is_affine_multivariate_p with a loop
15082 * tree-data-ref.c (analyze_miv_subscript): Likewise.
15083 (analyze_overlapping_iterations): Likewise.
15084 (access_functions_are_affine_or_constant_p): Likewise.
15085 (build_classic_dist_vector_1): If the access functions
15086 are equal, don't do anything.
15088 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
15089 Paolo Carlini <pcarlini@suse.de>
15090 Uros Bizjak <ubizjak@gmail.com>
15092 * c-cppbuiltin.c (c_cpp_builtins): Define
15093 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
15094 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
15095 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
15096 * doc/cpp.texi ([Standard Predefined Macros]): Document.
15098 2007-05-21 Mike Stump <mrs@apple.com>
15100 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
15102 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15104 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
15106 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
15107 implementation if __OPTIMIZE__ is not defined.
15108 (_mm_alignr_pi8): Ditto.
15109 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15110 (_mm_inserti_si64): Ditto.
15111 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15112 (_mm_slli_epi16): Ditto.
15113 (_mm_slli_epi32): Ditto.
15114 (_mm_slli_epi64): Ditto.
15115 (_mm_srai_epi16): Ditto.
15116 (_mm_srai_epi32): Ditto.
15117 (_mm_srli_si128): Ditto.
15118 (_mm_slli_si128): Ditto.
15119 (_mm_srli_epi16): Ditto.
15120 (_mm_srli_epi32): Ditto.
15121 (_mm_srli_epi64): Ditto.
15122 (_mm_extract_epi16): Ditto.
15123 (_mm_insert_epi16): Ditto.
15124 (_mm_shufflehi_epi16): Ditto.
15125 (_mm_shufflelo_epi16): Ditto.
15126 (_mm_shuffle_epi32): Ditto.
15127 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15128 (_m_pextrw): Ditto.
15129 (_mm_insert_pi16): Ditto.
15130 (_m_pinsrw): Ditto.
15131 (_mm_shuffle_pi16): Ditto.
15132 (_m_pshufw): Ditto.
15133 (_mm_shufle_ps): Ditto.
15134 (_mm_prefetch): Ditto.
15136 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15138 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15139 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15140 * real.c (encode_i370_single, decode_i370_single,
15141 encode_i370_double, decode_i370_double): Functions removed.
15142 (i370_single_format, i370_double_format): Initializations removed.
15143 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15144 Consider the log2_b field to always be one.
15145 (ieee_single_format, mips_single_format, coldfire_single_format,
15146 ieee_double_format, mips_double_format, coldfire_double_format,
15147 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15148 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15149 ibm_extended_format, mips_extended_format, ieee_quad_format,
15150 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15151 decimal_single_format, decimal_double_format, decimal_quad_format,
15152 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15153 initialization of log2_b.
15154 * real.h (i370_single_format, i370_double_format): Declarations
15156 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15157 field to always be one.
15159 2007-05-21 Andreas Schwab <schwab@suse.de>
15161 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
15162 NOTE_INSN_BASIC_BLOCK_P.
15163 (process_for_unwind_directive): Likewise.
15165 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
15167 * builtins.c (expand_builtin_setjmp_setup): Update comment.
15168 * function.h (struct function): Move va_list_gpr_size,
15169 va_list_fpr_size, function_frequency to front of bitfields. Add
15171 (current_function_calls_unwind_init): New.
15172 * except.c (expand_builtin_unwind_init): Set
15173 current_function_calls_unwind_init not
15174 current_function_has_nonlocal_label.
15175 * reload1.c (has_nonexceptional_receiver): New.
15176 (reload): Use it and current_function_calls_unwind_init to
15177 determine whether call-saved regs must be saved.
15179 2007-05-20 Jan Hubicka <jh@suse.cz>
15181 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
15182 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15183 * ddg.c (create_ddg): LIkewise.
15184 * final.c (final): Remove hunk moving line number notes around since
15185 they are no longer present at this stage.
15186 (final_scan_insn): Use NOTE_KIND instead of
15187 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15188 (output_asm_label): Likewise.
15189 * reorg.c (dbr_schedule): Likewise.
15190 * haifa-sched.c (unlink_other_notes): Likewise.
15191 * mode-switching.c (optimize_mode_switching): Likewise.
15192 * graph.c (start_bb): Likewise.
15193 * rtl.def (NOTE): Update description.
15194 * jump.c (squeeze_notes): Delete.
15195 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
15196 NOTE_INSN_BASIC_BLOCK_P when possible.
15197 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
15198 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
15199 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15200 (dwarf2out_var_location): Likewise.
15201 * cfgbuild.c (make_edges): Likewise.
15202 (find_basic_blocks_1): Likewise.
15203 * function.c (reorder_blocks_1): Likewise.
15204 (epilogue_done): Likewise.
15205 (reposition_prologue_and_epilogue_notes): Likewise.
15206 * print-rtl.c (print_rtx): Likewise; drop code for printing
15208 (print_rtl): Likewise.
15209 (print_rtl_single): Likewise.
15210 * gcse.c (insert_insn_start_bb): Likewise.
15211 * alias.c (init_alias_analysis): Likewise.
15212 * calls.c (fixup_tail_calls): Likewise.
15213 * except.c (sjlj_emit_function_enter): Likewise.
15214 * emit-rtl.c (add_insn_after): Likeiwse.
15215 (emit_label_before): Likewise.
15216 (emit_label_after): Likewise.
15217 (emit_note_before, emit_note_after, emit_note): Update
15218 parameter to be enum insn_note; do not deal with source
15220 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
15221 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
15223 (merge_blocks_move_successor_nojumps): Simplify now when
15224 we don't have BLOCK notes.
15225 (try_optimize_cfg): Likewise.
15226 * cfglayout.c (skip_insns_after_block): Likewise.
15227 (record_effective_endpoints): Likewise.
15228 (duplicate_insn_chain): Likewise.
15229 * varasm.c (output_constant_pool_1): Likewise.
15230 * sched-deps.c (sched_analyze): Likewise.
15231 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
15233 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
15234 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
15235 (SET_INSN_DELETED): Simplify.
15236 (NOTE_LINE_NUMBER): Exterminate.
15237 (NOTE_LINE_KIND): New.
15238 (NOTE_INSN_BASIC_BLOCK_P): Update.
15239 (enum insn_note): Simplify.
15240 (GET_NOTE_INSN_NAME) Simplify.
15241 (emit_note_before, emit_note_after, emit_note): Update prototype.
15242 (squeeze_notes): Remove.
15243 * sched-int.h (NOTE_NOT_BB_P): Update.
15244 * resource.c (mark_target_live_regs): Update.
15245 * sched-rgn.c (debug_dependencies): Update.
15246 * sched-vis.c (print_insn): Update.
15247 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
15248 * config/i386/i386.c (ix86_output_function_epilogue): Update.
15249 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
15250 (TARGET_ADJUST_UNROLL_MAX): Likewise.
15251 (split_branches): Update.
15252 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
15254 (sh_adjust_unroll_max): Exterminate.
15255 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
15256 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
15257 (m68hc11_reorg): Likewise.
15258 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
15259 (emit_predicate_relation_info): Update.
15260 (process_for_unwind_directive): Update.
15261 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
15262 (output_call): Update.
15263 * config/pa/pa.c (output_lbranch): Update.
15264 (output_millicode_call): Update.
15265 (output_call): Update.
15266 (pa_combine_instructions): Update.
15267 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
15268 * config/bfin/bfin.c (gen_one_bundle): Update.
15269 * cfgrtl.c (can_delete_note_p): Update.
15270 (delete_insn): Update.
15271 (rtl_merge_blocks): Update.
15272 (commit_one_edge_insertion): Update.
15273 (rtl_verify_flow_info): Update.
15274 * stmt.c (expand_case): Do not call squeeze_notes.
15276 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15283 * c.opt (Wtype-limits): New.
15284 * doc/invoke.texi (Wtype-limits): Document it.
15285 (Wextra): Enabled by -Wextra.
15286 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15287 * c-common.c (shorten_compare): Warn with Wtype-limits.
15289 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15291 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
15292 inlined function, not as a macro.
15293 (_mm_alignr_pi8): Ditto.
15294 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15295 (_mm_inserti_si64): Ditto.
15296 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15297 (_mm_extract_epi16): Ditto.
15298 (_mm_insert_epi16): Ditto.
15299 (_mm_shufflehi_epi16): Ditto.
15300 (_mm_shufflelo_epi16): Ditto.
15301 (_mm_shuffle_epi32): Ditto.
15302 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
15303 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
15305 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
15307 (_m_to_float): Use C89 compatible assignment.
15309 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
15312 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
15314 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15317 * doc/invoke.texi (Wreturn-type): Complete description.
15318 (Wextra): Delete item about return-type warning.
15319 * c-decl.c: Delete redundant Wextra warning.
15321 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15324 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15325 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15326 inlined function, not as a macro.
15327 (_mm_prefetch): Ditto.
15328 (_m_pextrw): Ditto.
15329 (_mm_insert_pi16): Ditto.
15330 (_m_pinsrw): Ditto.
15331 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15332 (_m_pshufw): Ditto. Add const to __N argument.
15333 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15334 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15335 (_mm_slli_epi32): Ditto.
15336 (_mm_srli_si128): Implement as always inlined function, not as a
15337 macro. Add __inline to function declaration.
15338 (_mm_slli_si128): Ditto.
15340 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15342 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15343 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15345 (struct fenv): New structure.
15346 (FP_HANDLE_EXCEPTIONS): New define.
15347 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15348 (_FP_DECL_EXP): New define.
15349 (FP_INIT_ROUNDMODE): New define.
15350 (FP_ROUNDMODE): New define.
15352 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15354 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15355 (Wconversion): Update description.
15356 (Wconversion-sign): New.
15357 * c.opt (Wconversion-sign): New.
15358 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15359 means disabled for C++. Otherwise, take the status of Wconversion.
15360 * c-common.c (conversion_warning): Warn with either Wconversion or
15362 (warnings_for_convert_and_check): Conditions are already checked by
15363 conversion_warning.
15364 (convert_and_check): Don't check warnings if the conversion failed.
15366 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15367 Anatoly Sokolov <aesok@dol.ru>
15369 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15370 avr_epilogue_uses) : Add declaration.
15371 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15372 * config/avr/constraints.md (R): New constraint.
15373 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15374 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15375 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15376 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15377 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15378 call_prologue_saves, epilogue_restores, return_from_epilogue,
15379 return_from_main_epilogue, return_from_interrupt_epilogue,
15380 return_from_naked_epilogue, prologue, epilogue): New patterns.
15381 (jump): Handle symbol reference.
15382 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15383 avr_output_function_prologue, avr_output_function_epilogue): Remove
15385 (avr_init_machine_status, expand_prologue, expand_epilogue,
15386 avr_asm_function_end_prologue, avr_epilogue_uses,
15387 avr_asm_function_begin_epilogue): New functions.
15388 (prologue_size, epilogue_size, jump_tables_size): Remove global
15390 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15391 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15392 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15393 (avr_override_options): Initialise init_machine_status.
15394 (output_movhi): Handle all stack pointer loads.
15395 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15396 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15397 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15398 (EPILOGUE_USES) Redefine.
15399 (machine_function) Declare.
15401 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15403 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15404 Use a single return statement.
15406 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15408 PR middle-end/30250
15409 * builtins.c (do_mpfr_lgamma_r): New.
15410 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15411 * tree.h (CASE_FLT_FN_REENT): New.
15413 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15415 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15416 (output_die): Use 'unsigned long' with %x.
15417 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15418 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15419 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15421 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15423 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15428 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15429 true if function has no argument.
15431 2007-05-18 DJ Delorie <dj@redhat.com>
15433 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15434 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15436 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15438 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15439 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15440 count_trailing_zeros.
15441 (__i386__): Implement count_leading_zeros using __builtin_clz().
15442 Implement count_trailing_zeros usign __builtin_ctz().
15444 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15446 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15448 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15450 PR middle-end/31344
15451 * expr.c (emit_move_change_mode): Change mode of push operands here.
15453 2007-05-17 Ian Lance Taylor <iant@google.com>
15455 PR tree-optimization/31953
15456 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15457 Change all callers.
15458 (set_value_range_to_null): Call set_value_range_to_value.
15459 (extract_range_from_comparison): Likewise.
15461 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15463 * toplev.c (print_version): Output GMP/MPFR version info.
15465 * builtins.c (CASE_MATHFN_REENT): New macro.
15466 (mathfn_built_in): Use it.
15467 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15468 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15469 BUILT_IN_LGAMMAL_R): New.
15470 * doc/extend.texi: Document new builtins.
15472 PR middle-end/31796
15473 * builtins.c (do_mpfr_remquo): New.
15474 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15475 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15477 PR middle-end/30251
15478 * builtins.c (fold_builtin_1): Handle y0, y1.
15479 (fold_builtin_2): Handle yn.
15481 PR middle-end/30251
15482 * builtins.c (do_mpfr_bessel_n): New.
15483 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15484 (fold_builtin_2): Handle BUILT_IN_JN.
15486 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15489 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15490 TYPE_PRECISION (intmax_type_node).
15492 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15495 * reload.c (subst_reloads): Remove checking.
15497 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15499 PR rtl-optimization/31691
15500 * combine.c (simplify_set): Build a new src pattern instead of
15501 substituting its operands in the COMPARE case.
15503 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15505 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15506 (execute_vrp): Preserve loops through jump threading.
15507 * tree-ssa-threadupdate.c (thread_single_edge,
15508 dbds_continue_enumeration_p, determine_bb_domination_status,
15509 thread_through_loop_header): New functions.
15510 (create_edge_and_update_destination_phis,
15511 create_edge_and_update_destination_phis): Set loops for the new blocks.
15512 (prune_undesirable_thread_requests): Removed.
15513 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15515 (thread_block): Do not call prune_undesirable_thread_requests.
15517 (mark_threaded_blocks): Select edges to thread here.
15518 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15519 Thread edges through loop headers independently.
15520 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15521 * tree-pass.h (TODO_mark_first_instance): New.
15522 (first_pass_instance): Declare.
15523 * cfghooks.c (duplicate_block): Put the block to the original loop
15524 if copy is not specified.
15525 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15526 jump threading. Pass may_peel_loop_headers to
15527 thread_through_all_blocks according to first_pass_instance.
15528 * cfgloop.h (create_preheader): Declare.
15529 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15530 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15531 * passes.c (first_pass_instance): New variable.
15532 (next_pass_1): Set TODO_mark_first_instance.
15533 (execute_todo): Set first_pass_instance.
15535 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15537 PR tree-optimization/24659
15538 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15539 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15540 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15541 OTI_vec_pack_ufix_trunc.
15542 (vec_unpacks_float_hi_optab): Define new macro.
15543 (vec_unpacks_float_lo_optab): Ditto.
15544 (vec_unpacku_float_hi_optab): Ditto.
15545 (vec_unpacku_float_lo_optab): Ditto.
15546 (vec_pack_sfix_trunc_optab): Ditto.
15547 (vec_pack_ufix_trunc_optab): Ditto.
15548 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15549 and vec_pack_[s|u]fix_trunc_optab using
15550 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15551 * tree-vectorizer.c (supportable_widening_operation): Handle
15552 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15553 (supportable_narrowing_operation): New function.
15554 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15555 * tree-vect-transform.c (vectorizable_conversion): Handle
15556 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15557 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15558 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15559 to check for target support.
15560 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15561 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15562 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15563 for VEC_PACK_FIX_TRUNC_EXPR.
15564 (expand_binop): Special case mode of the result for
15565 vec_pack_[u|s]fix_trunc_optab.
15566 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15567 vec_pack_[u|s]fix_trunc_optab.
15569 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15570 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15571 * tree-pretty-print.c (dump_generic_node): Handle
15572 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15573 VEC_PACK_FIX_TRUNC_EXPR.
15575 * expr.c (expand_expr_real_1): Ditto.
15576 * tree-inline.c (estimate_num_insns_1): Ditto.
15577 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15579 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15580 (vec_unpacks_float_lo_v8hi): Ditto.
15581 (vec_unpacku_float_hi_v8hi): Ditto.
15582 (vec_unpacku_float_lo_v8hi): Ditto.
15583 (vec_unpacks_float_hi_v4si): Ditto.
15584 (vec_unpacks_float_lo_v4si): Ditto.
15585 (vec_pack_sfix_trunc_v2df): Ditto.
15587 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15589 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15590 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15591 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15592 [vec_pack_ufix_trunc]: Ditto.
15593 [vec_unpacks_float_hi]: Ditto.
15594 [vec_unpacks_float_lo]: Ditto.
15595 [vec_unpacku_float_hi]: Ditto.
15596 [vec_unpacku_float_lo]: Ditto.
15598 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15600 * soft-fp/README: Update for new files.
15601 * soft-fp/floattisf.c: New file.
15602 * soft-fp/floattidf.c: New file.
15603 * soft-fp/floattitf.c: New file.
15604 * soft-fp/floatuntisf.c: New file.
15605 * soft-fp/floatuntidf.c: New file.
15606 * soft-fp/floatuntitf.c: New file.
15607 * soft-fp/fixsfti.c: New file.
15608 * soft-fp/fixdfti.c: New file.
15609 * soft-fp/fixtfti.c: New file.
15610 * soft-fp/fixunssfti.c: New file.
15611 * soft-fp/fixunsdfti.c: New file.
15612 * soft-fp/fixunstfti.c: New file.
15613 * soft-fp/extendxftf.c: New file.
15614 * soft-fp/trunctfxf.c: New file.
15616 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15617 (__trunctfxf2): Ditto.
15619 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15620 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15621 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15622 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15623 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15624 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15626 * config/i386/t-fprules-softfp64: New file.
15627 * config/i386/sfp-machine.h: New file.
15628 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15629 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15630 and soft-fp/t-softfp to tmake_file.
15631 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15632 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15634 * config/i386/t-linux64 (softfp_wrap_start): New.
15635 (softfp_wrap_end): New.
15636 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15637 supported for TARGET_64BIT.
15639 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15641 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15642 c_common_unsigned_type behavior.
15644 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15646 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15649 2007-05-16 Eric Christopher <echristo@apple.com>
15651 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15652 saving after stack push. Set sp_offset whenever we push.
15653 (rs6000_emit_epilogue): Move altivec register restore before
15656 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15658 * configure.ac: Allow sysroots to be relocated under $prefix as
15659 well as $exec_prefix.
15660 * configure: Regenerate.
15662 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15666 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15668 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15669 (gcc_tooldir): Likewise.
15670 * configure: Regenerate.
15671 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15672 old configure.ac gcc_tooldir setting.
15673 (prefix_to_exec_prefix): New variable.
15674 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15675 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15677 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15679 * c-typeck.c (build_binary_op): Return early for error.
15681 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15683 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15684 struct nb_iter_bound.
15685 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15686 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15687 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15688 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15689 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15690 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15691 (del_scev_info): Use ggc_free.
15692 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15693 * loop-init.c: Include ggc.h.
15694 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15695 (loop_optimizer_finalize): Use ggc_free.
15696 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15697 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15698 pass_iv_optimize): Add TODO_ggc_collect.
15699 * function.h (struct function): Remove skip marker from
15701 * cfgloop.c: Include ggc.h.
15702 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15704 (establish_preds): Vector superloops is gc allocated.
15705 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15707 (flow_loops_find): Vector larray is gc allocated.
15708 (loop_exit_free): Use ggc_free.
15709 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15710 that head of exits list is now not a part of struct loop.
15711 (record_loop_exits): Allocate exits table in gc memory.
15712 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15713 that head of exits list is now not a part of struct loop.
15714 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15715 struct loop_exit): Add GTY marker.
15716 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15717 Add skip marker to aux field. Make head of exits list a separate
15719 (struct loops): Add GTY marker. Make larray vector gc allocated.
15720 Add param marker to exits table.
15721 (get_loops): Type changed.
15722 * Makefile.in (tree-scalar-evolution.o): Add
15723 gt-tree-scalar-evolution.h dependency.
15724 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15725 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15726 * basic-block.h (struct basic_block_def): Remove skip marker from
15729 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15731 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15732 of 0 in the call to expand_expr().
15733 (expand_builtin_mathfn_3): Ditto.
15734 (expand_builtin_interclass_mathfn): Ditto.
15735 (expand_builtin_cexpi): Ditto.
15736 (expand_builtin_int_roundingfn): Ditto.
15737 (expand_builtin_int_roundingfn_2): Ditto.
15738 (expand_builtin_pow): Ditto.
15739 (expand_builtin_powi): Ditto.
15740 (expand_builtin_bswap): Ditto.
15741 (expand_builtin_unop): Ditto.
15742 (expand_builtin_fabs): Ditto.
15743 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15744 the call to expand_expr().
15745 (expand_builtin_sync_operation): Ditto.
15746 (expand_builtin_compare_and_swap): Ditto.
15747 (expand_builtin_lock_test_and_set): Ditto.
15748 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15749 instead of 0 in the call to expand_expr().
15750 (expand_builtin_extract_return_addr): Ditto.
15751 (expand_builtin_eh_return): Ditto.
15752 (expand_eh_return): Ditto.
15753 * explow.c (expr_size): Ditto.
15754 * expr.c (optimize_bitfield_assignment_op): Ditto.
15755 (expand_assignement): Ditto.
15756 (store_expr): Ditto.
15757 (store_field): Ditto.
15758 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15759 the call to expand_expr().
15760 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15761 in the call to expand_expr().
15762 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15763 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15764 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15766 * optabs.c (expand_vec_shift_expr): Ditto.
15767 (expand_vec_cond_expr): Ditto.
15768 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15769 call to expand_expr().
15770 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15771 in the call to expand_expr().
15773 2007-05-14 Dave Korn <dave.korn@artimi.com>
15775 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15777 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15779 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15780 instead of c_common_unsigned_type.
15781 (c_common_unsigned_type): Remove.
15782 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15783 c_common_unsigned_type.
15784 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15785 c_common_unsigned_type.
15786 * c-common.h (c_common_unsigned_type): Remove.
15787 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15788 c_common_unsigned_type.
15789 * c-format.c (check_format_types): Use unsigned_type_for instead of
15790 c_common_unsigned_type.
15791 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15792 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15793 of c_common_unsigned_type.
15794 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15795 lang_hooks.types.unsigned_type.
15796 * expmed.c (make_tree): Use unsigned_type_for instead of
15797 lang_hooks.types.unsigned_type.
15798 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15799 lang_hooks.types.unsigned_type.
15800 (build_range_check): Likewise.
15801 (fold_unary): Likewise.
15802 (fold_binary): Likewise.
15803 (fold_ternary): Likewise.
15804 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15805 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15806 * tree.c (get_unsigned_type): New.
15807 (unsigned_type_for): Use get_unsigned_type instead of
15808 lang_hooks.types.unsigned_type.
15810 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15812 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15813 to m68k_get_function_kind. Update its prototype.
15814 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15816 (m68k_interrupt_function_p): Return enum m68k_function_type
15817 instead of bool. Rename to m68k_get_function_kind.
15818 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15819 target is not fido.
15820 (m68k_compute_frame_layout): Don't mark any register for save
15821 if an interrupt_thread attribute is specified.
15822 (m68k_hard_regno_rename_ok): Update a use of
15823 m68k_interrupt_function_p.
15824 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15825 m68k_interrupt_function_p.
15826 (m68k_function_type): New.
15827 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15828 for a function with an interrupt_thread attribute.
15829 * doc/extend.texi: Document the interrupt_thread attribute.
15831 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15833 Fix PR tree-optimization/31911
15834 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15835 if they didn't change the expression.
15837 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15839 * tree-scalar-evolution.c (resolve_mixers): Exported.
15840 * tree-scalar-evolution.h (resolve_mixers): Declare.
15841 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15842 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15843 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15844 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15845 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15846 strip_conversion, analyze_offset_expr, address_analysis,
15847 object_analysis, analyze_offset): Removed.
15848 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15849 split_constant_offset, canonicalize_base_object_address,
15850 object_address_invariant_in_loop_p, disjoint_objects_p,
15851 dr_may_alias_p, dr_address_invariant_p): New functions.
15852 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15853 and dr_analyze_alias.
15854 (initialize_data_dependence_relation): Use dr_may_alias_p
15855 and object_address_invariant_in_loop_p.
15856 (compute_self_dependence): Handle the case when
15857 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15858 (find_data_references_in_stmt): Restrict the analysis of data
15859 references to the given loop nest.
15860 (find_data_references_in_loop): Made static. Pass loop nest to
15861 find_data_references_in_stmt.
15862 (compute_data_dependences_for_loop): Use DR_VOPS.
15863 (free_data_ref): Free DR_VOPS.
15864 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15865 (struct innermost_loop_behavior): ... new.
15866 (struct base_object_info): Replaced by ...
15867 (struct indices): ... new.
15868 (struct dr_alias): New.
15869 (enum data_ref_type): Removed.
15870 (struct data_reference): Consist of struct innermost_loop_behavior,
15871 struct indices and struct dr_alias.
15872 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15873 (DR_MEMTAG): Renamed to ...
15874 (DR_SYMBOL_TAG): ... this.
15875 (find_data_references_in_loop): Declaration removed.
15876 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15877 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15878 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15879 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15881 2007-05-13 Revital Eres <eres@il.ibm.com>
15883 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15884 which walks virtual def-use chains to find redundant stores.
15885 (dse_optimize_stmt): Call it.
15887 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15889 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15890 * passes.c (init_optimization_passes): Move pass_jump_bypass
15893 * basic-block.h (bb_has_eh_pred): Fix style issue.
15895 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15897 PR rtl-optimization/31848
15898 * loop-invariant.c (move_invariant_reg): If we move an insn
15899 with a REG_EQUAL note, and that insn is not always executed,
15900 remove the REG_EQUAL note.
15902 2007-05-12 Richard Guenther <rguenther@suse.de>
15904 PR tree-optimization/31797
15905 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15906 propagate into a stmt that has volatile ops.
15908 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15910 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15911 (gcc_tooldir): Likewise.
15912 * configure: Regenerate.
15913 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15914 old configure.ac gcc_tooldir setting.
15915 (prefix_to_exec_prefix): New variable.
15916 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15917 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15919 2007-05-11 Silvius Rus <rus@google.com>
15921 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15922 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15923 * c-common.h (strict_aliasing_warning): Change return type.
15924 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15925 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15926 (build_c_cast): Condition call to strict_aliasing_warning.
15927 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15928 * flags.h (set_Wstrict_aliasing): Declare.
15929 * opts.c (set_Wstrict_alising): Define, add call to.
15930 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15931 * tree-ssa-alias-warnings.c: New file.
15932 * tree-ssa-alias.c (compute_may_aliases): Add call to
15933 strict_aliasing_warning_backend.
15935 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15937 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15938 Use loop_depth and loop_outer accessor functions.
15939 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15940 determine_invariantness_stmt, move_computations_stmt): Ditto.
15941 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15942 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15943 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15944 * tree-scalar-evolution.c (interpret_loop_phi,
15945 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15946 instantiate_parameters_1, scev_const_prop): Ditto.
15947 * cfghooks.c (make_forwarder_block): Ditto.
15948 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15949 * modulo-sched.c (loop_canon_p): Ditto.
15950 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15951 slpeel_can_duplicate_loop_p): Ditto.
15952 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15953 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15954 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15955 cancel_loop, verify_loop_structure): Ditto.
15956 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15957 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15958 superloops vector instead of "pred" array.
15959 (establish_preds): Take father loop as an argument. Initialize the
15961 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15962 Do not initialize loop->outer.
15963 (flow_loop_tree_node_remove): Truncate the superloops vector.
15964 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15965 "pred" merged to "superloops" vector.
15966 (loop_depth, loop_outer): New.
15967 (fel_init): Use loop_outer.
15969 2007-05-11 Jan Hubicka <jh@suse.cz>
15971 * cgraphunit.c: Include gt-cgraphunit.h
15972 (static_ctors, static_dtors): New static vars.
15973 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15974 based on implementation in c-common.c
15975 (cgraph_finalize_function): Call record_cdtor_fn.
15976 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15977 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15978 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15979 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15980 build_cdtor, c_build_cdtor_fns): Remove.
15981 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15982 c_build_cdtor_fns): Remove prototype.
15984 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15987 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15988 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15989 * builtins.c (fold_builtin_memchr): New.
15990 (expand_builtin_memchr): Call the latter.
15991 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15992 * doc/extend.texi ([Other built-in functions provided by GCC]):
15995 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15997 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15998 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15999 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
16000 PFPO_OP1_TYPE_SHIFT): Constants added.
16001 (DFP_ALL): Mode macro defined.
16002 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
16003 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
16004 Insn definitions added.
16005 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
16006 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
16009 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
16011 PR tree-optimization/31885
16012 * tree-chrec.c (chrec_contains_undetermined): Do not consider
16013 NULL_TREE to be undetermined.
16014 (automatically_generated_chrec_p): Return false for NULL.
16016 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16018 * config/bfin/bfin.h (MOVE_RATIO): Define.
16020 2007-05-10 Richard Sandiford <richard@codesourcery.com>
16022 * config.gcc (sparc-wrs-vxworks): New target.
16023 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
16024 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
16025 * config/sparc/sparc.h: Include vxworks-dummy.h.
16026 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
16027 include LABEL_REFs too.
16028 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
16029 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
16031 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
16033 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
16034 (sparc_emit_call_insn): New function.
16035 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
16036 functions when generating VxWorks PIC.
16037 * config/sparc/sparc.md (vxworks_load_got): New pattern.
16038 (call, call_value): Use sparc_emit_call_insn instead of
16041 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16043 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
16045 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16047 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
16048 for floating-point values if HOST_BITS_PER_LONG > 32. Use
16049 split_double instead of operand_subword.
16051 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16053 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
16054 * config/bfin/bfin.c (bfin_local_alignment): New function.
16055 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
16057 2007-05-08 Chao-ying Fu <fu@mips.com>
16059 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
16060 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
16061 (smsub_widen_optab, umsub_widen_optab): Define.
16062 * optabs.c (init_optabs): Initialize smsub_widen_optab and
16064 * genopinit.c (optabs): Fill in smsub_widen_optab and
16066 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
16067 and umsub_widen_optab to implement multiply-subtract sequences.
16068 * config/mips/mips.md (*msac<u>_di): Rename to...
16069 (<u>msubsidi4): ...this. Extend condition to include
16070 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16071 of operand 0 to "ka" and use the three-operand form of msub<u>
16073 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
16076 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16078 PR rtl-optimization/28011
16079 * reload.c (push_reload): Set dont_share if IN appears in OUT
16080 also when IN is a PLUS rtx.
16081 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
16084 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
16086 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
16087 call unshare_all_decls.
16088 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
16089 (unshare_all_decls): Remove.
16091 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
16094 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
16097 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
16098 Nigel Stephens <nigel@mips.com>
16100 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
16101 Update comments and all uses.
16102 (MIN_FPRS_PER_FMT): Define.
16103 * config/mips/mips.c (function_arg): Fix to correctly handle
16104 the -mips32r2 -mfp64 -mabi=32 case.
16105 (override_options): Enable use of odd-numbered registers for
16106 SFmode values on MIPS32.
16107 (mips_save_reg_p): Save whole floating-point register pair if
16108 either half is used.
16109 (compute_frame_size): Fix comment.
16111 2007-05-08 Jie Zhang <jie.zhang@analog.com>
16113 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
16114 argument of type bool.
16115 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
16116 argument. Safely select temporary P register according to it.
16117 (do_link): Change call site of add_to_reg accordingly.
16118 (do_unlink): Add epilogue_p as a fourth argument and pass it
16120 (expand_interrupt_handler_epilogue): Change call of do_unlink
16122 (bfin_expand_prologue): Add a third argument sibcall_p.
16123 * config/bfin/bfin.md (epilogue): Change call of
16124 bfin_expand_epilogue accordingly.
16125 (sibcall_epilogue): Likewise.
16126 (eh_return_internal): Likewise.
16128 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16129 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16130 * config/bfin/bfin.c (bfin_handle_option): Handle
16131 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16132 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16133 Support bf534, bf536 and bf561.
16134 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16136 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16139 * config/i386/i386.c (ix86_function_regparm): Process local
16140 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16142 2007-05-07 Mike Stump <mrs@apple.com>
16144 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16145 also checks for and while statements in C++.
16147 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16149 * gcc.c (at_file_supplied): New variable.
16150 (main): Set it if we expanded argv.
16151 (do_spec_1): Pass an @-file to the linker if we were called with
16152 an @-file argument and HAVE_GNU_LD.
16153 * collect2.c (at_file_supplied): New variable.
16154 (response_file): New variable.
16155 (collect_exit): Unlink response_file if necessary.
16156 (handler): Likewise.
16157 (do_wait): Likewise.
16158 (main): Set at_file_supplied if we expanded argv.
16159 (collect_execute): Pass an @-file to subprocesses if we were called
16160 with an @-file argument.
16161 * configure.ac: Add define for HAVE_GNU_LD.
16162 * configure: Regenerate.
16163 * config.in: Regenerate.
16165 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
16167 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
16168 operand to HI mode.
16173 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
16175 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16176 (TARGET_ENCODE_SECTION_INFO): Re-define.
16177 (m32c_encode_section_info): New
16178 (function_vector_handler): New
16179 (current_function_special_page_vector): New
16180 (m32c_special_page_vector_p): New.
16181 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
16183 * config/m32c/jump.md: Added instruction JSRS for functions
16184 with attribute "function_vector".
16185 * doc/extend.texi (function_vector): Added description
16186 for M16C, M32C targets.
16188 2007-05-07 DJ Delorie <dj@redhat.com>
16191 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
16192 ashrpsi3, lshrpsi3): Update shift count constraint.
16194 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
16195 Nathan Froyd <froydnj@codesourcery.com>
16198 * c-incpath.c (add_path): Strip trailing path separators.
16200 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
16202 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16203 Free dominance info before purging EH edges.
16204 (eliminate_degenerate_phis): Likewise.
16205 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
16207 2007-05-07 Jan Hubicka <jh@suse.cz>
16209 * gimplify.c (gimplify_expr): Do not crash when folding
16210 (void *)(int)&a + 4.
16212 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16215 * c-opts.c (lang_fortran): Make it non static.
16216 * c-common.h (lang_fortran): New prototype.
16217 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
16218 -lang-fortran option was passed by the driver.
16220 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16222 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
16223 of ASSERT_CHECKING. Tweak message.
16225 2007-05-06 Revital Eres <eres@il.ibm.com>
16228 * loop-unroll.c (insert_var_expansion_initialization):
16229 Initialize the expansions with -zero instead of +zero.
16231 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
16233 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
16234 into pic and non-pic versions. Mark r19 as used for
16235 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
16236 for tgd_load, tld_load and tie_load .
16237 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
16238 version of tgd_load, tld_load and tie_load depending on the
16241 2007-05-04 Ulrich Drepper <drepper@redhat.com>
16242 Jakub Jelinek <jakub@redhat.com>
16244 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
16245 (__do_global_dtors_aux): Use more paranoid loop to run
16246 destructors if HIDDEN_DTOR_LIST_END.
16247 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
16249 2007-05-04 Jakub Jelinek <jakub@redhat.com>
16251 * varasm.c (align_variable): Don't increase alignment for
16252 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
16253 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
16255 2007-05-04 Josh Conner <jconner@apple.com>
16257 * basic-block.h (cdi_direction): Assign values to all enumeration
16259 (dom_computed): Remove.
16260 (dom_info_state): New.
16261 (set_dom_info_availability): New.
16262 * tree-ssa-loop-im.c (determine_invariantness): Initialize
16263 walk_data.dom_direction.
16264 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
16265 instead of dom_computed[].
16266 (split_edge): Likewise.
16267 (create_basic_block): Likewise.
16268 (merge_blocks): Likewise.
16269 * ifcvt.c (find_if_header): Likewise.
16270 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
16271 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
16272 * tree-ssa.c (verify_ssa): Likewise.
16273 * tree-cfg.c (tree_verify_flow_info): Likewise.
16274 (remove_edge_and_dominated_blocks): Likewise.
16275 * dominance.c (dom_computed): Make static.
16276 (calc_dfs_tree_nonrec): Change third param to a bool.
16277 (calc_dfs_tree): Change second param to a bool.
16278 (calc_idioms): Change second param to a bool. Use
16279 dom_convert_dir_to_idx.
16280 (init_dom_info): Validate dir before using.
16281 (dom_convert_dir_to_idx): New.
16282 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
16283 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
16284 (free_dominance_info): Use dom_convert_dir_to_idx.
16285 (get_immediate_dominator): Likewise.
16286 (set_immediate_dominator): Likewise.
16287 (get_dominated_by): Likewise.
16288 (redirect_immediate_dominators): Likewise.
16289 (nearest_common_denominator): Likewise.
16290 (dominated_by_p): Likewise.
16291 (bb_dom_dfs_in): Likewise.
16292 (bb_dom_dfs_out): Likewise.
16293 (recount_dominator): Likewise.
16294 (iterate_fix_dominators): Likewise.
16295 (add_to_dominance_info): Likewise.
16296 (delete_from_dominance_info): Likewise.
16297 (first_dom_son): Likewise.
16298 (next_dom_son): Likewise.
16299 (dom_info_available_p): Likewise.
16300 (dom_info_state): New.
16301 (set_dom_info_availability): New.
16303 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16305 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
16307 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
16309 2007-05-04 Bob Wilson <bob.wilson@acm.org>
16311 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
16312 (subdi3, subdi_carry): Delete.
16314 2007-05-04 Jan Hubicka <jh@suse.cz>
16315 Richard Guenther <rguenther@suse.de>
16317 * opts.c (decode_options): Do not fiddle with inlining
16318 parameters in case of optimizing for size.
16319 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16320 for size do nothing.
16321 (cgraph_decide_inlining_of_small_function): When optimizing for
16322 size never inline functions increasing caller size.
16323 (cgraph_early_inlining): Inline for size when optimizing for size.
16325 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16327 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16328 logical operations piecewise.
16329 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16330 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16331 subdi_sesidi_di): Delete.
16332 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16333 the generated sequence. Allow three-reg add in constraints. Rewrite
16334 the rtl expression for carry to avoid zero_extend of a constant.
16335 (sub_with_carry): New pattern.
16336 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16337 different sequence not involving jumps.
16338 (notbi): Now a named pattern.
16340 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16342 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16343 Add the note about a significant loss of accuracy of some
16344 mathematical routines when these options are used.
16346 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16348 * haifa-sched.c (rtx_vec_t): New typedef.
16349 (contributes_to_priority_p): Extract piece of priority () into new
16351 (priority): Use the function. Add assertion.
16352 (rank_for_schedule, set_priorities): Add assertion to check that
16353 insn's priority is initialized.
16354 (clear_priorities, calc_priorities): Change signature. Make it update
16355 all relevant insns. Update all callers ('add_to_speculative_block ()'
16356 and 'create_block_check_twin ()').
16357 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16358 Add new field 'priority_status'.
16359 (INSN_PRIORITY_STATUS): New macro.
16360 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16362 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16364 * sched-ebb.c (debug_ebb_dependencies): New static function.
16365 (init_ready_list): Use it.
16367 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16368 with changed signature and 'debug_rgn_dependencies ()'.
16369 (debug_rgn_dependencies): New static function.
16370 (init_ready_list): Use it.
16372 * sched-int.h (debug_dependencies): Declare.
16374 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16376 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16378 2007-05-04 Dirk Mueller <dmueller@suse.de>
16380 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16382 2007-05-03 Jan Hubicka <jh@suse.cz>
16384 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16385 ((T1)X op (T1)Y), for pointer type in more cases than before.
16387 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16389 * tree-object-size.c (plus_expr_object_size): When operand size is
16390 unknown, return unknown.
16392 2007-05-03 Dirk Mueller <dmueller@suse.de>
16394 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16396 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16399 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16401 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16403 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16405 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16407 * config/soft-fp/double.h, config/soft-fp/extended.h,
16408 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16409 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16410 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16411 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16414 2007-05-03 Ian Lance Taylor <iant@google.com>
16416 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16417 MASK_PPC_GFXOPT for 8540 or 8548.
16419 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16421 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16422 vect_print_dump_info() to output debug information.
16424 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16427 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16428 operands of size 2 when operand is not MEM_P.
16430 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16432 PR tree-optimization/30565
16433 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16435 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16437 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16438 (umulsi3_highpart): Use them.
16439 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16440 for final accumulator to D regisster tranfser.
16442 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16444 PR tree-optimization/31699
16445 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16447 (vect_enhance_data_refs_alignment): Compute peel amount using
16448 TYPE_VECTOR_SUBPARTS instead of vf.
16449 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16451 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16454 * system.h: Remove inclusion of double-int.h
16455 * tree.h: Include double-int.h
16456 * gengtype.c: Likewise
16457 * cfgloop.h: Likewise
16458 * Makefile.in: Adjust dependencies on double-int.h
16460 2007-05-02 Eric Christopher <echristo@apple.com>
16462 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16463 -shared to -Zdynamiclib.
16465 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16468 * c-common.c (strip_pointer_or_array_types): New function.
16469 * c-common.h (strip_pointer_or_array_types): New function declaration.
16471 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16473 PR tree-optimization/31771
16474 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16476 2007-05-02 Paul Brook <paul@codesourcery.com>
16478 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16480 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16482 PR middle-end/29715
16483 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16486 2007-05-02 Nick Clifton <nickc@redhat.com>
16488 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16490 2007-05-02 Richard Guenther <rguenther@suse.de>
16492 PR tree-optimization/31146
16493 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16494 argument, single_use_p. If we have a single use that is
16495 a conversion to the definition rhs type, propagate that rhs.
16496 (forward_propagate_addr_expr): Pass single_use_p argument
16497 to forward_propagate_addr_expr_1.
16499 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16501 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16504 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16506 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16507 'AMD Family 10 core'.
16509 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16511 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16512 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16513 with SSE3 instruction set support.
16514 * doc/invoke.texi: Likewise.
16516 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16518 * config/i386/i386.c (override_options): Tuning 32-byte loop
16519 alignment for amdfam10 architecture. Increasing the max loop
16520 alignment to 24 bytes.
16522 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16524 * config/m68k/constraints.md: New.
16525 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16526 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16527 EXTRA_CONSTRAINT): Remove.
16528 * config/m68k/m68k.md: Include constraints.md.
16529 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16531 2007-05-01 Ian Lance Taylor <iant@google.com>
16533 PR tree-optimization/31739
16534 * tree-vrp.c (vrp_val_is_max): New static function.
16535 (vrp_val_is_min): New static function.
16536 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16538 (set_value_range): Use vrp_val_is_{max,min}.
16539 (extract_range_from_assert): Likewise.
16540 (extract_range_from_binary_expr): Likewise.
16541 (extract_range_from_unary_expr): Likewise.
16542 (dump_value_range, vrp_meet): Likewise.
16543 (vrp_visit_phi_node): Likewise.
16544 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16546 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16548 * config/i386/gmon-sol2.c (size_t): New type.
16549 (intptr_t): Likewise.
16550 (s_textsize): Declare as size_t.
16552 (monstartup): Use size_t for sizes.
16553 (_mcount): Save and restore registers.
16554 (internal_mcount): Pass 0 as the first argument to monstartup
16556 (moncontrol): Convert pointer to appropriately sized integer
16557 before passing to profil.
16559 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16561 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16562 __NO_FPRS__, not just if _SOFT_DOUBLE.
16563 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16564 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16565 also for E500 double.
16566 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16567 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16570 2007-05-01 Richard Guenther <rguenther@suse.de>
16572 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16575 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16577 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16579 2007-05-01 Jan Hubicka <jh@suse.cz>
16581 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16584 2007-05-01 Jan Hubicka <jh@suse.cz>
16586 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16587 (maybe_fold_offset_to_reference): Declare.
16588 * fold-const.c (fold_unary): Do not fold
16589 (type *)&A into &A->field_of_type_and_offset_0
16590 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16591 size is unknown, give up.
16592 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16594 (maybe_fold_offset_to_reference): New.
16595 (maybe_fold_stmt_indirect): Use it.
16596 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16597 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16599 (gimplify_expr): Likewise for plus_expr.
16601 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16603 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16604 bsi_after_labels. Always insert statements before bsi.
16605 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16606 * predict.c (apply_return_prediction): Check for empty blocks.
16607 * cfgexpand.c (lab_rtx_for_bb): New variable.
16608 (label_rtx_for_bb): Do not create new tree labels.
16609 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16610 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16611 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16613 (label_for_bb): Add field used.
16614 (update_eh_label, main_block_label): Mark the label used.
16615 (cleanup_dead_labels): Remove unused labels.
16617 2007-05-01 Richard Guenther <rguenther@suse.de>
16619 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16620 if it is not about to be set.
16621 (get_value_range): Do not pre-allocate equiv bitmap.
16622 (update_value_range): No need to clear equiv field.
16623 (add_equivalence): Change prototype to get bitmap pointer.
16624 Allocate bitmap here if it is not already.
16625 (extract_range_from_assert): Do not allocate bitmap here.
16626 Update callers to add_equivalence.
16627 (extract_range_from_ssa_name): Likewise.
16628 (get_vr_for_comparison): New static helper.
16629 (compare_name_with_value): Handle NULL equiv bitmap by
16630 peeling the first iteration of the comparison loop.
16631 Use get_vr_for_comparison.
16632 (compare_names): Handle NULL equiv bitmaps by using fake
16633 ones. Use get_vr_for_comparison.
16635 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16637 * double-int.c (mpz_set_double_int): Moved from
16638 tree-ssa-loop-niter.c.
16639 (mpz_get_double_int): Likewise; also, add option to wrap
16640 out-of-range integers.
16641 * double-int.h: New prototypes for above.
16642 * tree.c (get_static_type_bounds): Moved from
16643 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16644 TYPE_MAX_VALUE if they exist..
16645 * tree.h: New prototype for above.
16646 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16647 get_type_bounds calls.
16648 (mpz_set_double_int): Move to double-int.c.
16649 (get_type_bounds): Move to tree.c, rename to
16650 get_static_type_bounds.
16651 (mpz_to_double_int): Move to double-int.c, rename to
16652 mpz_get_double_int.
16654 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16656 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16657 DIV0 exception can fall through to a normal return.
16659 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16661 PR middle-end/22156
16662 Temporarily revert:
16663 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16664 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16665 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16666 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16667 initialize align to silence bogus warning.
16668 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16669 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16671 (struct sra_walk_fns): Remove use_all parameter from use.
16672 (sra_hash_tree): Handle BIT_FIELD_REFs.
16673 (sra_elt_hash): Don't hash bitfld blocks.
16674 (sra_elt_eq): Skip them in parent compares as well. Handle
16676 (sra_walk_expr): Don't maintain or pass down use_all_p.
16677 (scan_use): Remove use_all parameter.
16678 (scalarize_use): Likewise. Re-expand assignment to
16679 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16680 output, and re-scalarize after output. Don't mark anything
16682 (scalarize_ldst): Adjust.
16683 (scalarize_walk_gimple_modify_statement): Likewise.
16684 (build_element_name_1): Handle BIT_FIELD_REFs.
16685 (instantiate_element): Don't warn for any element whose parent
16686 is used as a whole.
16687 (instantiate_missing_elements_1): Return the sra_elt.
16688 (canon_type_for_field): New.
16689 (try_instantiate_multiple_fields): New.
16690 (instantiate_missing_elemnts): Use them.
16691 (mark_no_warning): Removed.
16692 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16693 (REPLDUP, sra_build_elt_assignment): New.
16694 (generate_copy_inout): Use them.
16695 (generate_element_copy): Likewise. Handle bitfld differences.
16696 (generate_element_zero): Don't recurse for blocks. Use
16697 sra_build_elt_assignment.
16698 (generate_one_element_int): Take elt instead of var. Use
16699 sra_build_elt_assignment.
16700 (generate_element_init_1): Adjust.
16701 (scalarize_use, scalarize_copy): Use REPLDUP.
16702 (scalarize_ldst): Move assert before dereference.
16703 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16705 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16708 * tree.c (reconstruct_complex_type): Reconstruct a reference
16710 Also use the same mode for the pointer as the old pointer type.
16712 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16714 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16717 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16719 PR rtl-optimization/31676
16720 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16721 (df_refs_record): Call it.
16723 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16725 * rtl.def (SS_ABS): New code.
16726 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16727 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16728 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16729 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16730 (bfin_init_builtins): Define them.
16731 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16732 (bfin_expand_builtin): ... and handle the others here.
16733 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16734 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16735 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16736 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16737 operand is only HImode.
16739 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16741 * regclass.c (scan_one_insn): Remove splitting of
16744 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16745 Nigel Stephens <nigel@mips.com>
16747 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16749 2007-04-28 Jan Hubicka <jh@suse.cz>
16751 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16752 insn_locators_alloc instead of insn_locators_initialize;
16753 call reset_block_changes.
16754 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16755 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16756 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16757 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16758 * config/score/score.c (th_output_mi_thunk): Likewise.
16759 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16760 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16761 tolerate uninitialized locator info.
16764 * function.c (init_function_start): Don't init line number info.
16765 (expand_function_end): Update.
16766 (reset_block_changes, record_block_change, finalize_block_changes,
16767 check_block_change, free_block_changes): Kill.
16768 * function.h (reset_block_changes, record_block_change,
16769 finalize_block_changes, check_block_change, free_block_changes):
16771 (struct function): Remove ib_boundaries_block.
16772 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16773 Use curr_insn_locator to initialize locator.
16774 (emit_line_note): Remove.
16775 * cfgexpand.c (expand_gimple_cond_expr): Update.
16776 (construct_exit_block): Likewise.
16777 (tree_expand_cfg): Initialize/finalize locators.
16778 * expr.c (expand_expr_real): Update.
16779 * cfglayout.c (line_locators_locs, line_locators_lines,
16780 file_locators_locs, file_locators_files): Remove.
16781 (set_block_levels): Move to cfgexpand.c.
16782 (insn_locators_initialize): Remove.
16783 (pass_insn_locators_initialize): Remove.
16784 (locations_locators_locs, locations_locators_vals): New static vars.
16785 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16787 (insn_locators_alloc, insn_locators_finalize,
16788 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16790 (locator_location): New.
16791 (locator_line, locator_file): Rewrite.
16792 * rtl.h (emit_line_note): Kill.
16793 (insn_locators_alloc, insn_locators_finalize,
16794 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16796 * tree-inline.c (initialize_cfun): Do not initialize
16797 ib_boundaries_block.
16798 * passes.c (pass_insn_locators_initialize): Remove.
16800 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16802 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16803 info. Update last_basic_block correctly.
16805 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16808 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16809 register itself to hold the offset constant. Tell flow the use
16810 of r4 and r5 when they are used.
16812 2007-04-27 Richard Guenther <rguenther@suse.de>
16814 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16815 if we simplified anything.
16816 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16817 warnings until we did a simplification and the stmt was not
16818 marked as TREE_NO_WARNING.
16820 2007-04-27 Mike Stump <mrs@apple.com>
16822 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16824 2007-04-27 Ian Lance Taylor <iant@google.com>
16826 PR middle-end/31710
16827 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16828 TYPE_MAX_VALUE exist, convert them to the new type.
16830 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16832 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16833 if it claims to be available.
16834 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16835 edge is redirected.
16836 (perform_tree_ssa_dce): Always free postdominators.
16838 2007-04-27 Richard Henderson <rth@redhat.com>
16840 * config/alpha/predicates.md (aligned_memory_operand): Mark
16841 as define_special_predicate.
16842 (unaligned_memory_operand, normal_memory_operand): Likewise.
16843 (reg_or_unaligned_mem_operand): Remove.
16844 (any_memory_operand): Match the documentation and check for
16845 non-renumbered pseudos during reload.
16846 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16847 alpha_secondary_reload_class, update to new interface, make static.
16848 Handle CQImode like HImode. Remove FP subreg check.
16849 (alpha_expand_mov): Use replace_equiv_address.
16850 (alpha_expand_mov_nobwx): Use any_memory_operand.
16851 (TARGET_SECONDARY_RELOAD): New.
16852 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16853 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16854 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16855 * config/alpha/alpha.md: ... here.
16856 (RELOAD12, reloadmode): New.
16858 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16859 Don't handle the aligned case here.
16860 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16861 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16862 reload_inhi_help. Don't expect a scratch register.
16863 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16865 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16867 2007-04-27 Richard Guenther <rguenther@suse.de>
16869 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16871 2007-04-27 Richard Guenther <rguenther@suse.de>
16873 PR tree-optimization/30965
16874 PR tree-optimization/30978
16875 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16876 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16877 (find_equivalent_equality_comparison): Likewise.
16878 (simplify_cond): Likewise.
16879 (get_prop_source_stmt): New helper.
16880 (get_prop_dest_stmt): Likewise.
16881 (can_propagate_from): Likewise.
16882 (remove_prop_source_from_use): Likewise.
16883 (combine_cond_expr_cond): Likewise.
16884 (forward_propagate_comparison): New function.
16885 (forward_propagate_into_cond): Rewrite to use fold for
16887 (tree_ssa_forward_propagate_single_use_vars): Call
16888 forward_propagate_comparison to propagate comparisons.
16890 2007-04-27 Richard Guenther <rguenther@suse.de>
16892 PR tree-optimization/31715
16893 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16894 sure to do computation on the offset in an appropriate
16897 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16899 * reload.h (elimination_target_reg_p): Declare.
16900 * reload.c (find_reloads): Don't apply the reg_rtx move
16901 optimization if the SET_DEST satisfies elimination_target_reg_p.
16902 * reload1.c (elimination_target_reg_p): New function.
16903 (gen_reload): In the move/add2 fallback, make sure that op0
16904 does not overlap the destination register.
16906 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16908 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16909 transform only GIMPLE_MODIFY_STMTs.
16910 * tree-complex.c (expand_complex_operations_1): Ditto.
16911 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16912 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16913 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16915 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16916 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16917 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16918 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16919 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16920 slpeel_add_loop_guard): Ditto.
16921 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16922 * lambda-code.c (perfect_nestify): Ditto.
16923 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16924 before the first statement.
16925 * tree-optimize.c (execute_free_datastructures): Fix comments.
16926 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16927 * tree-flow.h (disband_implicit_edges): Declaration removed.
16928 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16930 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16931 COND_EXPRs without gotos.
16932 (disband_implicit_edges, has_label_p): Removed.
16933 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16934 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16936 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16938 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16939 also for COND_EXPRs.
16940 * cfgexpand.c (label_rtx_for_bb): New function.
16941 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16942 Use label_rtx_for_bb to find the labels.
16943 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16944 last block. Detect fallthru edges.
16946 2007-04-26 Ian Lance Taylor <iant@google.com>
16949 * reload.c (find_reloads_subreg_address): If the address was valid
16950 in the original mode but not in the new mode, reload the whole
16953 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16955 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16956 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16957 (cleanup_control_expr_graph): Do not invalidate dominance info.
16958 Record altered blocks.
16959 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16960 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16961 cleanup_tree_cfg_bb): New functions.
16962 (remove_forwarder_block): Do not maintain the worklist of blocks.
16963 Record altered blocks.
16964 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16965 not over whole cfg.
16966 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16967 delete_unreachable_blocks if dominators are not available.
16968 * tree-inline.c (optimize_inline_calls): Free dominance information
16970 * tree-flow.h (remove_edge_and_dominated_blocks,
16971 cfgcleanup_altered_bbs): Altered.
16972 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16974 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16976 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16977 do not invalidate dominators.
16979 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16981 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16982 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16983 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16984 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16986 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16988 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16990 2007-04-26 Richard Guenther <rguenther@suse.de>
16992 PR tree-optimization/31703
16993 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16994 the right type for the target of the bittest.
16996 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16998 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16999 ix86_sol10_return_in_memory.
17001 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17003 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
17006 2007-04-26 Jakub Jelinek <jakub@redhat.com>
17009 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
17011 PR tree-optimization/30558
17012 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
17013 clear this_state.prev_try.
17015 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17016 Mark Mitchell <mark@codesourcery.com>
17018 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
17019 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
17020 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
17022 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17025 * doc/invoke.texi (%:print-asm-header): Document.
17026 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
17028 (static_spec_functions): Add print-asm-header.
17029 (main): Print a banner before the --target-help linker options.
17030 (print_asm_header_spec_function): New function.
17032 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
17035 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
17036 (movsf_ie): Likewise.
17038 2007-04-25 Paolo Carlini <pcarlini@suse.de>
17040 * doc/extend.texi ([Type Traits]): Adjust per N2255.
17042 2007-04-25 Bob Wilson <bob.wilson@acm.org>
17044 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
17045 exception for divide-by-zero.
17046 (__umodsi3, __modsi3): Likewise.
17048 2007-04-25 Dirk Mueller <dmueller@suse.de>
17050 * c-typeck.c (build_compound_expr): Annotate warning()
17051 call with OPT_Wunused_value.
17052 * tree-ssa.c (warn_uninit): Annotate warning with
17054 * c-common.c (handle_sentinel_attribute): Annotate warning
17055 call with OPT_Wattributes.
17057 2007-04-25 Thiemo Seufer <ths@mips.com>
17059 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
17060 (mips16): Fix typo.
17061 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
17062 on to the assembler. Improve handling of -mno-mips16. Add handling
17063 of -mno-mips3d, -mno-dsp, -mno-dspr2.
17064 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
17065 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
17066 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
17068 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
17071 * config/i386/winnt.c (i386_pe_file_end): Strip only
17072 USER_LABEL_PREFIX when writing export name.
17074 2007-04-25 Richard Sandiford <richard@codesourcery.com>
17076 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
17077 sh/elf.h, vx-common.h and vxworks.h.
17078 * config/sh/sh.h: Include config/vxworks-dummy.h.
17079 (SUBTARGET_OVERRIDE_OPTIONS): Define.
17080 (OVERRIDE_OPTIONS): Use it.
17081 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
17082 (vxworks_picreg): New pattern.
17083 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
17084 VXWORKS_OS_CPP_BUILTINS.
17085 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
17086 to their VXWORKS_* equivalents.
17087 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17088 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
17089 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
17090 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
17091 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
17092 -mrtp/-fPIC multilibs.
17093 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
17094 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
17095 (MULTILIB_OSDIRNAMES): Delete.
17097 2007-04-25 Anatoly Sokolov <aesok@post.ru>
17100 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
17102 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
17104 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
17105 rounding mode to be specified by the caller.
17106 (real_to_mpfr) Likewise.
17107 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
17108 include new arguments.
17109 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
17111 2007-04-24 Ian Lance Taylor <iant@google.com>
17113 PR tree-optimization/31605
17114 * tree-vrp.c (set_value_range): Check that min and max are not
17115 both overflow infinities.
17116 (set_value_range_to_value): New static function.
17117 (extract_range_from_binary_expr): Call set_value_range_to_value.
17118 (extract_range_from_cond_expr): Likewise.
17119 (extract_range_from_expr): Likewise.
17120 (extract_range_from_unary_expr): Likewise. Don't create a range
17121 which overflows on both sides.
17122 (vrp_meet): Check for a useless range.
17123 (vrp_visit_phi_node): If we see a constant which looks like an
17124 overflow infinity, turn off the TREE_OVERFLOW flag.
17126 2007-04-24 Ian Lance Taylor <iant@google.com>
17128 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17130 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17132 PR diagnostic/25923
17133 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17134 diagnostic message is being built.
17135 * tree-pretty-print.c (dump_generic_node): Only write the
17136 formatted text into BUFFER's stream if we are not building a
17137 diagnostic message.
17138 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17140 * Makefile.in (toplev.o): Depend on tree-pass.h.
17142 2007-04-24 Ian Lance Taylor <iant@google.com>
17144 PR tree-optimization/31602
17145 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17146 conditionals in the copied loop header.
17147 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17148 warnings if TREE_NO_WARNING is set.
17149 * doc/invoke.texi (Warning Options): Clarify that
17150 -Wstrict-overflow does not warn about loops.
17152 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17154 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17155 expand on the comment about _Decimal128 arguments and check the
17156 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17157 that _Decimal128 argument uses even/odd register pair.
17158 (function_arg): Ditto.
17160 2007-04-24 Hui-May Chang <hm.chang@apple.com>
17162 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
17163 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
17165 2007-04-24 Richard Guenther <rguenther@suse.de>
17166 Olga Golovanevsky <olga@il.ibm.com>
17168 * fold-const.c (multiple_of_p): Check for bottom
17171 2007-04-24 Richard Henderson <rth@redhat.com>
17173 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
17174 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
17175 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
17176 looking for non-zero bits shifted out. Avoid a recursive call
17177 when constructing the scalar.
17178 (__floatundisf): Likewise.
17180 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
17182 * dwarf2out.c (field_byte_offset): Move the existing logic
17183 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
17184 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
17186 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17189 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
17190 length argument of 0 for memset.
17191 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
17192 unsigned shift instead of the signed variant.
17194 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17196 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
17197 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
17198 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
17199 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
17200 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
17201 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
17202 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
17203 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
17204 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
17205 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
17206 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
17207 "mul<mode>3", "div<mode>3"): Insn definitions added.
17208 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
17209 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17210 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
17211 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
17212 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
17213 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
17214 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
17215 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
17216 TARGET_FLOAT_FORMAT): Macro definitions removed.
17217 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
17218 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
17219 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
17220 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
17221 (s390_gen_rtx_const_DI): Function removed.
17222 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
17224 2007-04-24 Richard Sandiford <richard@codesourcery.com>
17226 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
17227 over an external ffs function.
17229 2007-04-24 Chao-ying Fu <fu@mips.com>
17230 Richard Sandiford <richard@nildram.co.uk>
17232 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
17233 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
17234 (smadd_widen_optab, umadd_widen_optab): Define.
17235 * optabs.c (init_optabs): Initialize smadd_widen_optab and
17237 * genopinit.c (optabs): Fill in smadd_widen_optab and
17239 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
17240 and umadd_widen_optab to implement multiply-add sequences.
17241 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
17242 (<u>maddsidi4): ...this. Extend condition to include
17243 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17244 of operand 0 to "ka" and use the three-operand form of madd<u>
17246 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
17248 * config/mips/constraints.md (ka): New register constraint.
17250 2007-04-24 Jan Hubicka <j@suse.cz>
17254 2007-04-23 Jan Hubicka <jh@suse.cz>
17255 * function.c (init_function_start): Don't init line number info.
17256 (expand_function_end): Update.
17257 (reset_block_changes, record_block_change, finalize_block_changes,
17258 check_block_change, free_block_changes): Kill.
17259 * function.h (reset_block_changes, record_block_change,
17260 finalize_block_changes, check_block_change, free_block_changes):
17262 (struct function): Remove ib_boundaries_block.
17263 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17264 Use curr_insn_locator to initialize locator.
17265 (emit_line_note): Remove.
17266 * cfgexpand.c (expand_gimple_cond_expr): Update.
17267 (construct_exit_block): Likewise.
17268 (tree_expand_cfg): Initialize/finalize locators.
17269 * expr.c (expand_expr_real): Update.
17270 * cfglayout.c (line_locators_locs, line_locators_lines,
17271 file_locators_locs, file_locators_files): Remove.
17272 (set_block_levels): Move to cfgexpand.c.
17273 (insn_locators_initialize): Remove.
17274 (pass_insn_locators_initialize): Remove.
17275 (locations_locators_locs, locations_locators_vals): New static vars.
17276 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17278 (insn_locators_alloc, insn_locators_finalize,
17279 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17281 (locator_location): New.
17282 (locator_line, locator_file): Rewrite.
17283 * rtl.h (emit_line_note): Kill.
17284 (insn_locators_alloc, insn_locators_finalize,
17285 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17287 * tree-inline.c (initialize_cfun): Do not initialize
17288 ib_boundaries_block.
17289 * passes.c (pass_insn_locators_initialize): Remove.
17291 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
17293 * doc/invoke.texi: Removed leading '-' from option index entries.
17295 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
17297 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
17299 (create_phi_node): Use set_phi_nodes.
17300 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
17301 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
17302 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
17303 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
17304 (bsi_start, bsi_last): Use bb_stmt_list.
17305 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
17306 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
17307 Traverse the statements using tsi iterator.
17308 * basic-block.h (struct basic_block_def): Fields stmt_list
17309 and phi_nodes moved to ...
17310 (struct tree_bb_info): ... new structure.
17311 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
17312 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
17313 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
17314 (tree_verify_flow_info): Verify that il.tree is not set for
17315 entry and exit block.
17316 (tree_split_block): Use set_bb_stmt_list.
17318 2007-04-23 Mike Stump <mrs@apple.com>
17320 * config/i386/i386.c (ix86_tune_features
17321 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17324 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17326 * config/i386/i386.md (prefix_extra): New attribute.
17327 (length): Add prefix_extra.
17329 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17330 (sse2_movntv2di): Likewise.
17331 (sse2_cvtps2dq): Likewise.
17332 (sse2_cvtpd2pi): Likewise.
17333 (sse2_cvttpd2pi): Likewise.
17334 (*sse2_cvtpd2ps): Likewise.
17335 (*add<mode>3): Likewise.
17336 (sse2_ssadd<mode>3): Likewise.
17337 (sse2_usadd<mode>3): Likewise.
17338 (*sub<mode>3): Likewise.
17339 (sse2_sssub<mode>3): Likewise.
17340 (sse2_ussub<mode>3): Likewise.
17341 (*mulv8hi3): Likewise.
17342 (*smulv8hi3_highpart): Likewise.
17343 (*umulv8hi3_highpart): Likewise.
17344 (sse2_umulv2siv2di3): Likewise.
17345 (sse2_pmaddwd): Likewise.
17346 (ashr<mode>3): Likewise.
17347 (lshr<mode>3): Likewise.
17348 (ashl<mode>3): Likewise.
17349 (sse2_ashlti3): Likewise.
17350 (sse2_lshrti3): Likewise.
17351 (*umaxv16qi3): Likewise.
17352 (*smaxv8hi3): Likewise.
17353 (*uminv16qi3): Likewise.
17354 (*sminv8hi3): Likewise.
17355 (sse2_eq<mode>3): Likewise.
17356 (sse2_gt<mode>3): Likewise.
17357 (*and<mode>3): Likewise.
17358 (sse2_nand<mode>3): Likewise.
17359 (*ior<mode>3): Likewise.
17360 (*xor<mode>3): Likewise.
17361 (sse2_packsswb): Likewise.
17362 (sse2_packssdw): Likewise.
17363 (sse2_packuswb): Likewise.
17364 (sse2_punpckhbw): Likewise.
17365 (sse2_punpcklbw): Likewise.
17366 (sse2_punpckhwd): Likewise.
17367 (sse2_punpcklwd): Likewise.
17368 (sse2_punpckhdq): Likewise.
17369 (sse2_punpckldq): Likewise.
17370 (sse2_punpckhqdq): Likewise.
17371 (sse2_punpcklqdq): Likewise.
17372 (*sse2_pinsrw): Likewise.
17373 (*sse2_pextrw): Likewise.
17374 (sse2_pshufd_1): Likewise.
17375 (sse2_uavgv16qi3): Likewise.
17376 (sse2_uavgv8hi3): Likewise.
17377 (sse2_psadbw): Likewise.
17378 (sse2_pmovmskb): Likewise.
17379 (*sse2_maskmovdqu): Likewise.
17380 (*sse2_maskmovdqu_rex64): Likewise.
17381 (sse4a_extrqi): Likewise.
17382 (sse4a_extrq): Likewise.
17383 (sse3_lddqu): Set prefix_rep.
17384 (sse3_addsubv4sf3): Likewise.
17385 (sse3_haddv4sf3): Likewise.
17386 (sse3_hsubv4sf3): Likewise.
17387 (sse_cvtss2si): Likewise.
17388 (sse_cvtss2si_2): Likewise.
17389 (sse_cvtss2siq): Likewise.
17390 (sse_cvtss2siq_2): Likewise.
17391 (sse_cvttss2si): Likewise.
17392 (sse_cvttss2siq): Likewise.
17393 (sse2_cvttps2dq): Likewise.
17394 (sse3_movshdup): Likewise.
17395 (sse3_movsldup): Likewise.
17396 (sse2_cvtsd2si): Likewise.
17397 (sse2_cvtsd2si_2): Likewise.
17398 (sse2_cvtsd2siq): Likewise.
17399 (sse2_cvtsd2siq_2): Likewise.
17400 (sse2_cvttsd2si): Likewise.
17401 (sse2_cvttsd2siq): Likewise.
17402 (*sse2_cvtpd2dq): Likewise.
17403 (*sse2_cvttpd2dq): Likewise.
17404 (sse2_pshuflw_1): Likewise.
17405 (sse2_pshufhw_1): Likewise.
17406 (sse4a_insertqi): Likewise.
17407 (sse4a_insertq): Likewise.
17408 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17409 (ssse3_phadddv4si3): Likewise.
17410 (ssse3_phaddswv8hi3): Likewise.
17411 (ssse3_phsubwv8hi3): Likewise.
17412 (ssse3_phsubdv4si3): Likewise.
17413 (ssse3_phsubswv8hi3): Likewise.
17414 (ssse3_pmaddubswv8hi3): Likewise.
17415 (ssse3_pmulhrswv8hi3): Likewise.
17416 (ssse3_pshufbv16qi3): Likewise.
17417 (ssse3_psign<mode>3): Likewise.
17418 (ssse3_palignrti): Likewise.
17419 (abs<mode>2): Likewise.
17420 (ssse3_phaddwv4hi3): Set prefix_extra.
17421 (ssse3_phadddv2si3): Likewise.
17422 (ssse3_phaddswv4hi3): Likewise.
17423 (ssse3_phsubwv4hi3): Likewise.
17424 (ssse3_phsubdv2si3): Likewise.
17425 (ssse3_phsubswv4hi3): Likewise.
17426 (ssse3_pmaddubswv4hi3): Likewise.
17427 (ssse3_pmulhrswv4hi3): Likewise.
17428 (ssse3_pshufbv8qi3): Likewise.
17429 (ssse3_psign<mode>3): Likewise.
17430 (ssse3_palignrdi): Likewise.
17431 (abs<mode>2): Likewise.
17432 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17433 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17434 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17436 2007-04-23 Nick Clifton <nickc@redhat.com>
17438 * params.def: Fix formatting of emacs local variables.
17440 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17442 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17443 move if inter-unit move isn't allowed.
17444 Don't split moving the first element of V2DI to DI to inter-unit
17445 move if inter-unit move isn't allowed.
17447 2007-04-23 Richard Guenther <rguenther@suse.de>
17449 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17450 and CDI_POST_DOMINATORS separately.
17452 2007-04-23 Nick Clifton <nickc@redhat.com>
17454 * c.opt (Wformat-contains-nul): Add warning attribute.
17456 2007-04-23 Jan Hubicka <jh@suse.cz>
17458 * function.c (init_function_start): Don't init line number info.
17459 (expand_function_end): Update.
17460 (reset_block_changes, record_block_change, finalize_block_changes,
17461 check_block_change, free_block_changes): Kill.
17462 * function.h (reset_block_changes, record_block_change,
17463 finalize_block_changes, check_block_change, free_block_changes):
17465 (struct function): Remove ib_boundaries_block.
17466 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17467 Use curr_insn_locator to initialize locator.
17468 (emit_line_note): Remove.
17469 * cfgexpand.c (expand_gimple_cond_expr): Update.
17470 (construct_exit_block): Likewise.
17471 (tree_expand_cfg): Initialize/finalize locators.
17472 * expr.c (expand_expr_real): Update.
17473 * cfglayout.c (line_locators_locs, line_locators_lines,
17474 file_locators_locs, file_locators_files): Remove.
17475 (set_block_levels): Move to cfgexpand.c.
17476 (insn_locators_initialize): Remove.
17477 (pass_insn_locators_initialize): Remove.
17478 (locations_locators_locs, locations_locators_vals): New static vars.
17479 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17481 (insn_locators_alloc, insn_locators_finalize,
17482 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17484 (locator_location): New.
17485 (locator_line, locator_file): Rewrite.
17486 * rtl.h (emit_line_note): Kill.
17487 (insn_locators_alloc, insn_locators_finalize,
17488 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17490 * tree-inline.c (initialize_cfun): Do not initialize
17491 ib_boundaries_block.
17492 * passes.c (pass_insn_locators_initialize): Remove.
17494 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17496 PR middle-end/31448
17497 * expr.c (reduce_to_bit_field_precision): Handle
17500 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17502 PR tree-optimization/24659
17503 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17504 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17505 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17506 * genopinit.c (optabs): Rename vec_pack_mod_optab
17507 to vec_pack_trunc_optab.
17508 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17509 early for scalar floating point operands for NOP_EXPR.
17510 (vectorizable_type_promotion): Ditto.
17511 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17512 vec_pack_trunc_optab.
17513 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17515 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17516 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17517 Rename from VEC_PACK_MOD_EXPR.
17518 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17519 * expr.c (expand_expr_real_1): Ditto.
17520 * tree-inline.c (estimate_num_insns_1): Ditto.
17521 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17523 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17524 (vec_unpacks_lo_v4sf): Ditto.
17525 (vec_pack_trunc_v2df): Ditto.
17526 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17527 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17528 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17530 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17532 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17534 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17535 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17536 packing of floating point operands.
17537 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17538 represent unpacking of floating point operands.
17539 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17540 [vec_unpacks_hi]: Ditto.
17541 [vec_unpacks_lo]: Ditto.
17543 2007-04-22 Jan Hubicka <jh@suse.cz>
17545 * final.c (rest_of_handle_final): Call
17546 targetm.asm_out.constructor/targetm.asm_out.destructor
17547 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17548 proper priority via decl_*_priority_insert.
17549 * c-common.c (c_expand_body): Likewise.
17551 2007-04-22 Richard Guenther <rguenther@suse.de>
17553 PR tree-optimization/29789
17554 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17555 (rewrite_reciprocal): New helper split out from
17556 determine_invariantness_stmt.
17557 (rewrite_bittest): Likewise.
17558 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17559 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17562 2007-04-22 Revital Eres <eres@il.ibm.com>
17564 * loop-unroll.c (var_to_expand): New field to support also
17565 insns of the form x = something + x.
17566 (analyze_insn_to_expand_var): Use it.
17567 (expand_var_during_unrolling): Likewise.
17569 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17571 * predict.c: Include pointer-set.h.
17572 (bb_predictions): New variable.
17573 (tree_predicted_by_p, tree_predict_edge,
17574 remove_predictions_associated_with_edge): Use bb_predictions map
17575 instead of bb->predictions.
17576 (clear_bb_predictions, assert_is_empty): New functions.
17577 (combine_predictions_for_bb): Use bb_predictions map. Call
17578 clear_bb_predictions.
17579 (tree_estimate_probability): Create and free bb_predictions map.
17580 * Makefile.in (predict.o): Add pointer-set.h dependency.
17581 * basic-block.h (struct basic_block_def): Remove predictions
17583 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17585 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17588 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17591 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17593 * timevar.c (timevar_print): Change reference of --disable-checking to
17594 --enable-checking=release. Also warn if assert checking is disabled.
17596 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17599 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17600 decl as addressable if the compound literal was marked as
17602 Mark the decl as a gimple register if it is a complex or
17603 vector decl and does not live in memory.
17605 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17607 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17608 (GENERIC_NEXT): New function macro.
17609 (PHI_CHAIN): Use phi_node's new chain variable.
17610 (tree_phi_node): Change tree_common to tree_base
17611 and add the chain field.
17612 * tree-phinodes.c (make_phi_node): Don't set
17613 TREE_TYPE on the new node.
17614 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17615 instead of checking GIMPLE_TUPLE_P in chain_next.
17616 * tree-vect-transform.c
17617 (get_initial_def_for_induction): Look at
17618 PHI_RESULT_TREE for the type of the phi node.
17619 (update_vuses_to_preheader): Use PHI_CHAIN
17620 instead of TREE_CHAIN on the phi node.
17621 * tree-ssa-structalias.c (compute_points_to_sets):
17623 (ipa_pta_execute): Likewise.
17625 2007-04-21 Richard Guenther <rguenther@suse.de>
17627 PR middle-end/31136
17628 * fold-const.c (fold_unary): Call fold_convert_const on the
17631 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17633 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17634 (store_killed_in_pat): New.
17636 2007-04-20 Richard Henderson <rth@redhat.com>
17639 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17640 TREE_LIST with a void_type_node value, not void_list_node exactly.
17642 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17644 * doc/standards.texi: Re-arrange into language-specific
17645 subsections. Add a C++ section, documenting which standards we
17648 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17650 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17651 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17653 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17655 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17656 ecrti.o and crtbegin.o.
17657 (LIB_DEFAULT_SPEC): Include -lc.
17658 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17660 2007-04-20 Richard Henderson <rth@redhat.com>
17663 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17664 argument; update all callers.
17665 (get_unaligned_offset): New.
17666 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17667 get_unaligned_address, just pass on the address directly.
17668 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17669 the subreg in the helper patterns.
17670 (unaligned_extendqidi_le): Use get_unaligned_offset.
17671 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17672 (unaligned_extendhidi_be): Likewise.
17673 (unaligned_extendhidi): Tidy.
17674 * config/alpha/alpha-protos.h: Update.
17676 2007-04-20 Richard Henderson <rth@redhat.com>
17678 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17679 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17680 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17681 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17682 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17683 (CPP_SPEC): Don't include %(cpp_subtarget).
17684 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17685 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17686 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17688 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17690 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17691 for __builtin_ia32_cmpordss.
17693 PR tree-optimization/31632
17694 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17695 and arg1 for optimizations of comparison against min/max values.
17696 Fold arg0 to arg1's type for optimizations of comparison against
17697 min+1 and max-1 values.
17699 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17701 * reload.c (combine_reloads): When trying to use a dying register,
17702 check whether it's uninitialized and don't use if so.
17704 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17706 * fold-const.c: Remove prototypes for native_encode_expr and
17707 native_interpret_expr.
17708 (native_encode_expr): Make non-static.
17709 (native_interpret_expr): Likewise.
17710 * tree.h: Add prototypes for the above.
17712 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17714 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17715 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17716 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17717 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17718 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17719 Add length attributes.
17721 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17723 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17726 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17727 __STDC_WANT_DEC_FP__.
17729 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17731 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17732 for long double compatibility.
17733 * configure: Regenerate.
17735 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17737 PR rtl-optimization/29841
17738 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17740 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17741 that may cause control flow transfer from being moved.
17743 2007-04-18 Jan Hubicka <jh@suse.cz>
17745 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17748 2007-04-18 Eric Christopher <echristo@apple.com>
17750 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17751 only. Update operands.
17752 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17753 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17754 link register to pic register.
17756 2007-04-18 Dirk Mueller <dmueller@suse.de>
17758 PR diagnostic/31227
17759 * tree-vrp.c (search_for_addr_array): New.
17760 (check_array_bounds): Suppress warning about
17761 address taken of array refs if its not de-referenced.
17763 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17765 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17766 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17768 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17769 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17770 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17772 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17774 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17776 (vect_analyze_scalar_cycles): Fix indentation.
17777 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17778 (vect_mark_relevant): Include phis in relevance analysis.
17780 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17782 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17784 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17785 output_operand_lossage().
17787 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17789 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17790 the unused code for reduction without adjust-in-epilog to simplify the
17793 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17795 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17796 (S390_TDC_NEGATIVE_ZERO): New constant.
17797 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17798 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17799 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17800 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17801 (S390_TDC_POSITIVE_INFINITY): New constant.
17802 (S390_TDC_NEGATIVE_INFINITY): New constant.
17803 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17804 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17805 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17806 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17807 (S390_TDC_INFINITY): New constant.
17808 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17809 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17810 optimization for UNSPEC_CCZ_TO_INT.
17811 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17812 ("*ccz_to_int"): New insn.
17813 ("isinf<mode>2"): New insn.
17814 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17815 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17816 (UNSPEC_CCZ_TO_INT): New constant.
17818 2007-04-18 Richard Guenther <rguenther@suse.de>
17820 PR tree-optimization/19431
17821 PR tree-optimization/21463
17822 * tree-pass.h (pass_phiprop): Declare.
17823 * passes.c (init_optimization_passes): New phiprop pass.
17824 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17825 (phivn_valid_p): New helper function.
17826 (phiprop_insert_phi): Likewise.
17827 (propagate_with_phi): Likewise.
17828 (tree_ssa_phiprop): New propagator propagating loads
17829 through phi nodes if profitable.
17831 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17833 * tree-vect-analyze.c (process_use): New function.
17834 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17835 Check phis in all bbs.
17836 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17839 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17841 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17844 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17847 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17850 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17852 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17854 (sse_vmmulv4sf3): Likewise.
17855 (sse2_vmaddv2df3): Likewise.
17856 (sse2_vmmulv2df3): Likewise.
17858 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17860 PR rtl-optimization/31360
17861 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17862 (target_reg_cost): New.
17863 (init_set_costs): Initialize target_reg_cost. Add comments
17864 regarding the rationale of the costs.
17865 (global_cost_for_size): Renamed to...
17866 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17867 of register pressure.
17868 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17869 estimate_reg_pressure_cost. Add number of ivs.
17870 (determine_set_costs): Dump target_reg_cost.
17871 * loop-invariant.c (gain_for_invariant): Use
17872 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17873 (best_gain_for_invariant, find_invariants_to_move): Remove
17875 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17876 (target_reg_cost): Declare.
17877 (global_cost_for_size): Declaration removed.
17878 (estimate_reg_pressure_cost): Declare.
17880 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17882 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17883 regnos into even/odd register pairs.
17884 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17885 TDmode similar to the other floating point modes.
17886 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17887 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17889 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17890 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17891 (movdd_hardfloat64): Use TARGET_MFPGPR.
17893 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17895 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17898 2005-01-05 Richard Henderson <rth@redhat.com>
17900 * reload1.c (do_input_reload): Restrict the optimization deleteing
17901 a previous output reload to RELOAD_FOR_INPUT.
17903 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17905 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17906 induc_vec_info_type.
17907 (vectorizable_induction): New function declaration.
17908 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17909 check if already vectorized. Find first place in BB where new stmts
17910 can be inserted. Takes only one argument.
17911 (vectorizable_induction): New function.
17912 (vect_transform_stmt): Add case for induc_vec_info_type to call
17913 vectorizable_induction.
17914 (vect_transform_loop): Consider phis for vectorization.
17915 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17917 (analyze_operations): Call vectorizable_induction when analyzing phis.
17919 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17920 (vect_mark_relevant): Include phis in relevance analysis.
17921 (vect_mark_stmts_to_be_vectorize): Likewise.
17922 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17924 2007-04-16 Lawrence Crowl <crowl@google.com>
17926 * doc/invoke.texi (Debugging Options): Add documentation for the
17927 -femit-struct-debug options -femit-struct-debug-baseonly,
17928 -femit-struct-debug-reduced, and
17929 -femit-struct-debug-detailed[=...].
17931 * c-opts.c (c_common_handle_option): Add
17932 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17933 and OPT_femit_struct_debug_detailed_.
17934 * c.opt: Add specifications for
17935 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17936 and -femit-struct-debug-detailed[=...].
17937 * opts.c (set_struct_debug_option): Parse the
17938 -femit-struct-debug-... options.
17939 * opts.c (matches_main_base, main_input_basename,
17940 main_input_baselength, base_of_path, matches_main_base): Add
17941 variables and functions to compare header base name to compilation
17943 * opts.c (should_emit_struct_debug): Add to determine to emit a
17944 structure based on the option.
17945 (dump_struct_debug) Also disabled function to debug this
17947 * opts.c (handle_options): Save the base name of the
17950 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17951 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17952 This hook indicates if a type is generic. Set it by default
17953 to "never generic".
17954 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17955 to determine if a struct type is generic or not.
17956 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17957 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17958 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17959 with live C++ hook.
17961 * flags.h (enum debug_info_usage): Add an enumeration to describe
17962 a program's use of a structure type.
17963 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17964 to indicate the program's usage of the type. Filter structs based
17965 on the -femit-struct-debug-... specification.
17966 (gen_type_die): Split into two routines, gen_type_die and
17967 gen_type_die_with_usage. gen_type_die is now a wrapper
17968 that assumes direct usage.
17969 (gen_type_die_with_usage): Replace calls to gen_type_die
17970 with gen_type_die_with_usage adding the program usage of
17971 the referenced type.
17972 (dwarf2out_imported_module_or_decl): Suppress struct debug
17973 information using should_emit_struct_debug when appropriate.
17975 2007-04-16 Ian Lance Taylor <iant@google.com>
17977 PR tree-optimization/31522
17978 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17979 (vrp_initialize): Allocate vr_phi_edge_counts.
17980 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17981 executable edge. Drop test for all constants.
17982 (vrp_finalize): Free vrp_phi_edge_counts.
17984 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17985 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17987 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17988 predecessors at head rather than tail.
17990 2007-04-16 Matthias Klose <doko@debian.org>
17992 * config/alpha/linux.h (CPP_SPEC): Define.
17993 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17995 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17997 * function.h: Remove sequence_stack extern declaration.
17999 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18001 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
18003 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
18006 2007-04-16 Anatoly Sokolov <aesok@post.ru>
18008 * config/avr/avr.c (avr_arch_types): Rearranging array.
18009 (enum avr_arch): Add.
18010 (avr_mcu_types): Use avr_arch enumeration constants instead of
18012 * config/avr/avr.h (LINK_SPEC): Simplify.
18014 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18016 * config/m68k/m68k.c (m68k_libcall_value,
18017 m68k_function_value): Use macros for register names more.
18019 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
18021 (M68K_REGNAME): Use A6_REG.
18022 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
18024 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18026 PR middle-end/28071
18027 * sched-int.h (struct deps): Split field 'pending_lists_length' into
18028 'pending_read_list_length' and 'pending_write_list_length'. Update
18030 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
18031 to handle two length counters instead of one. Update all uses.
18032 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
18033 two length counters instead of one.
18034 * sched-rgn.c (propagate_deps): Update to handle two length counters
18037 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
18040 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
18041 copy of source, pass it to ix86_expand_vector_set and return
18044 2007-04-16 David Ung <davidu@mips.com>
18045 Joseph Myers <joseph@codesourcery.com>
18047 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
18048 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
18049 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
18050 Add 74K processor information.
18051 * config/mips/mips.md: Include 74k.md.
18052 (cpu): Add 74kc,74kf,74kx.
18053 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
18054 * config/mips/74k.md: New.
18055 * doc/invoke.texi (MIPS Options): Document 74K support.
18057 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
18059 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
18060 vectorizable_* functions.
18061 * tree-vect-transform.c (vectorizable_call): Add check for
18062 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
18063 (vectorizable_store): likewise.
18064 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
18066 (vectorizable_operation, vectorizable_type_demotion): Likewise.
18067 (vectorizable_type_promotion, vectorizable_load): Likewise.
18068 (vectorizable_live_operation, vectorizable_condition): Likewise.
18069 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
18071 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
18073 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18075 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
18076 register numbers more.
18077 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
18078 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
18079 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
18080 FUNCTION_VALUE_REGNO_P): Likewise.
18081 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
18082 STATIC_CHAIN_REGNUM): Likewise.
18083 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
18084 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
18085 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
18086 * config/m68k/m68k.md (FP_REG): New.
18088 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18090 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
18093 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18095 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
18096 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
18099 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18101 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
18104 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
18107 * c-decl.c (finish_decl): Grab the type of the decl after the call
18108 to store_init_value.
18110 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
18112 * common.opt (fforward-propagate): Fix "Optimization" annotation.
18114 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18117 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18118 dominators, post dominators and cleanup cfg before returning.
18120 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18122 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18123 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18125 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18127 * config.gcc: Recognize fido.
18128 * config/m68k/m68k-devices.def (fidoa): New.
18129 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18131 (FL_FIDOA, TARGET_FIDOA): New.
18132 * config/m68k/m68k.opt (mfidoa): New.
18134 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18136 PR middle-end/31322
18137 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18138 when a personality function is used.
18140 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18142 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18144 2007-04-13 Mike Stump <mrs@apple.com>
18146 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18148 * config/darwin.opt (fapple-kext): Make C++ only.
18149 * config/darwin.c (darwin_override_options): Remove code to ensure
18150 -fapple-kext is given for C++ only.
18152 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18154 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18155 * config/mips/mips.c (override_options): Call
18156 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18158 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18160 * config/i386/i386.opt (msvr3-shlib): Removed.
18162 * doc/invoke.texi: Remove -msvr3-shlib.
18164 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18166 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
18167 with "popcnt" instruction.
18169 2007-04-13 Richard Guenther <rguenther@suse.de>
18171 PR tree-optimization/21258
18172 * tree-vrp.c (compare_case_labels): New helper.
18173 (find_switch_asserts): New function.
18174 (find_assert_locations): Call it for SWITCH_EXPRs.
18176 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
18178 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
18179 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
18180 check is now implied in X87_FLOAT_MODE_P.
18181 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18182 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18183 (fix_trunc<mode>_i386_fisttp): Ditto.
18184 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18185 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18186 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18187 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18188 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18189 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18190 (unnamed_splitters): Ditto.
18191 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
18192 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
18193 FIRST_SSE_REG for local functions when SSE math is enabled or
18194 for functions with sseregparm attribute.
18195 (standard_80387_constant_p): Return -1 if mode is not
18197 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
18198 (ix86_expand_compare): Ditto.
18199 (ix86_expand_carry_flag_compare): Ditto.
18200 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
18201 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
18202 DECIMAL_FLOAT_MODE_P.
18203 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
18204 of SCALAR_FLOAT_MODE_P.
18205 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
18206 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
18207 checks before FLOAT_MODE_P.
18208 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
18209 before FLOAT_MODE_P.
18214 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
18216 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
18217 Charles Wilson <libtool@cwilson.fastmail.fm>
18219 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
18220 (libgcc.mvars): Don't depend on them.
18221 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
18222 * exec-tool.in: New.
18224 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
18226 * doc/invoke.text (--help): Document --help=common.
18228 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
18230 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
18232 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18234 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
18235 * genemit.c (main): Emit #include "integrate.h".
18236 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
18237 (LOADGP_RTP): New mips_loadgp_style.
18238 * config/mips/mips.h: Include config/vxworks-dummy.h.
18239 (TARGET_RTP_PIC): New macro.
18240 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
18241 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
18242 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
18243 for TARGET_RTP_PIC.
18244 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
18245 -mvxworks-pic when using -mrtp and a PIC option.
18246 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
18248 (mips_symbolic_constant_p, mips_symbolic_address_p)
18249 (mips_symbol_insns): Handle SYMBOL_HALF.
18250 (override_options): Warn about -G and -mrtp being used together.
18251 Initialize mips_lo_relocs[SYMBOL_HALF].
18252 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
18253 (mips_emit_loadgp): Handle LOADGP_RTP.
18254 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
18255 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
18256 (tablejump): Handle function-relative case table entries if
18258 * config/mips/predicates.md (symbol_ref_operand): New predicate.
18260 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18262 * config/mips/mips.md (load_call<mode>): Allow any general register.
18264 (sibcall_value_internal, sibcall_value_multiple_internal)
18265 (call_value_internal, call_value_split, call_value_multiple_internal)
18266 (call_value_multiple_split): Remove constraints from operand 0.
18268 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18270 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
18271 rather than loadgp_noshared.
18272 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
18273 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
18275 * config/mips/mips.md (loadgp): Rename to...
18276 (loadgp_newabi): ...this.
18277 (loadgp_noshared): Rename to...
18278 (loadgp_absolute): ...this.
18280 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18282 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
18283 false for locally-binding symbols.
18284 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
18286 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18288 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
18289 (SYMBOL_GOT_PAGE_OFST): ...this.
18290 (SYMBOL_GOT_GLOBAL): Rename to...
18291 (SYMBOL_GOT_DISP): ...this.
18292 (SYMBOL_GOTOFF_GLOBAL): Rename to...
18293 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
18294 * config/mips/mips.c (mips_global_symbol_p): New function.
18295 (mips_symbol_binds_local_p): Likewise.
18296 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
18297 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
18298 mips_global_symbol_p and mips_symbol_binds_local_p.
18299 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
18300 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
18301 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
18302 SYMBOL_GOTOFF_DISP.
18303 (mips_ok_for_lazy_binding_p): New function.
18304 (mips_load_call_address, mips_expand_call): Use it.
18305 (mips_dangerous_for_la25_p): Likewise.
18306 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
18307 (*got_disp<mode>): Use got_disp_operand instead of
18308 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
18309 SYMBOL_GOTOFF_GLOBAL.
18310 (*got_page<mode>): Use got_page_ofst_operand instead of
18312 * config/mips/predicates.md (const_call_insn_operand): Use
18313 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
18314 (global_got_operand): Rename to...
18315 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
18317 (local_got_operand): Rename to...
18318 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
18319 of SYMBOL_GOT_LOCAL.
18321 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18323 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18324 TARGET_CALL_CLOBBERED_GP.
18325 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18326 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18327 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18328 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18329 of TARGET_ABICALLS && !TARGET_NEWABI.
18330 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18331 * config/mips/mips.c (mips_load_call_address): Check
18332 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18333 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18334 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18335 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18336 TARGET_ABICALLS && TARGET_NEWABI.
18337 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18339 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18340 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18341 TARGET_ABICALLS && TARGET_NEWABI.
18342 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18343 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18344 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18345 whether indirect calls must use $25.
18346 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18348 * config/mips/mips.md (jal_macro): Check flag_pic and
18349 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18350 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18351 instead of TARGET_ABICALLS.
18352 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18353 TARGET_ABICALLS && TARGET_OLDABI.
18354 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18355 (sibcall): In the comment above the define_insn, mention
18356 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18357 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18358 instead of TARGET_ABICALLS.
18360 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18362 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18363 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18364 (MACFLAGS_MATCH_P): New macro.
18365 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18366 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18367 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18368 the other MACFLAG constants.
18369 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18370 (flag_machi): Tighten constraints. Renumber some of the operands.
18371 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18373 (flag_machi_parts_acconly): New pattern.
18374 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18376 (flag_macinit1hi): Tighten constraints.
18377 (flag_mul_macv2hi_parts_acconly): New pattern.
18379 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18380 Use a more efficient implementation.
18381 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18382 inline sequences when not optimizing for size.
18384 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18385 movhi_high2low): Delete, merge functionality into...
18386 (packv2hi): ... this pattern.
18388 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18389 * config/bfin/bfin.opt (msim): New option.
18390 (mcpu=): New option.
18391 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18392 (bfin_cpu_t): Typedef of enum bfin_cpu.
18393 (bfin_cpu_type): New declaration.
18394 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18395 -msim and -mcpu= options.
18396 (LIB_SPEC): Likewise.
18397 * config/bfin/bfin.c (bfin_cpu_type): Define.
18398 (bfin_handle_option): Handle -mcpu= option.
18399 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18400 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18401 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18403 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18405 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18406 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18407 (powerpc-wrs-vxworksae): Use ${tm_file}.
18408 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18409 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18410 * config/i386/vx-common.h: New file.
18412 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18414 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18417 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18419 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18422 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18426 * c-common.c (c_build_qualified_type): Set canonical type
18429 2007-04-12 Richard Guenther <rguenther@suse.de>
18431 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18432 lower bound and element size if lower bound is not zero
18433 or either of the ARRAY_REF operands is set.
18435 2007-04-12 Richard Guenther <rguenther@suse.de>
18437 PR tree-optimization/24689
18438 PR tree-optimization/31307
18439 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18441 * gimplify.c (canonicalize_addr_expr): To be consistent with
18442 gimplify_compound_lval only set operands two and three of
18443 ARRAY_REFs if they are not gimple_min_invariant. This makes
18444 it never at this place.
18445 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18447 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18449 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18450 null before emitting a .nsubspa directive.
18452 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18454 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18455 need_to_partition_p if there are no memory statements in the
18458 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18460 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18461 (gcd_of_steps_may_divide_p): New function.
18462 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18464 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18466 * reload.c (find_reloads_toplev, find_reloads_address,
18467 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18468 not a pointer equality test, to decide if we need to call
18469 push_reg_equiv_alt_mem.
18471 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18473 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18474 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18476 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18478 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18480 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18481 vector to be positive.
18483 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18487 * doc/invoke.texi: Document --params max-aliased-vops and
18489 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18490 debug_memory_partitions): Move to tree-flow.h
18491 * params.h (AVG_ALIASED_VOPS): Define.
18492 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18494 (mp_info_t): Likewise.
18495 (get_mem_sym_stats_for): New.
18496 (set_memory_partition): Move from tree-flow-inline.h.
18497 (mark_non_addressable): Only clear the set of symbols for the
18498 partition if it exists.
18499 (dump_memory_partitions): Move from tree-ssa-operands.c
18500 (debug_memory_partitions): Likewise.
18501 (need_to_partition_p): New.
18502 (dump_mem_ref_stats): New.
18503 (debug_mem_ref_stats): New.
18504 (dump_mem_sym_stats): New.
18505 (debug_mem_sym_stats): New.
18506 (update_mem_sym_stats_from_stmt): New.
18507 (compare_mp_info_entries): New.
18508 (mp_info_cmp): Call it.
18509 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18511 (get_mpt_for): Move from tree-ssa-operands.c.
18512 (find_partition_for): New.
18513 (create_partition_for): Remove.
18514 (estimate_vop_reduction): New.
18515 (update_reference_counts): New.
18516 (build_mp_info): New.
18517 (compute_memory_partitions): Refactor.
18518 Document new heuristic.
18519 Call build_mp_info, update_reference_counts,
18520 find_partition_for and estimate_vop_reduction.
18521 (compute_may_aliases): Populate virtual operands before
18522 calling debugging dumps.
18523 (delete_mem_sym_stats): New.
18524 (delete_mem_ref_stats): New.
18525 (init_mem_ref_stats): New.
18526 (init_alias_info): Call it.
18527 (maybe_create_global_var): Remove alias_info argument.
18528 Get number of call sites and number of pure/const call sites
18529 from gimple_mem_ref_stats().
18530 (dump_alias_info): Call dump_memory_partitions first.
18531 (dump_points_to_info_for): Show how many times a pointer has
18533 * opts.c (decode_options): For -O2 set --param
18534 max-aliased-vops to 500.
18535 For -O3 set --param max-aliased-vops to 1000 and --param
18536 avg-aliased-vops to 3.
18537 * fortran/options.c (gfc_init_options): Remove assignment to
18539 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18540 * tree-dfa.c (dump_variable): Dump memory reference
18542 Dump NO_ALIAS* settings.
18543 (referenced_var_lookup): Tidy.
18544 (mem_sym_stats): New.
18545 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18546 and ORIG are different SSA names for a memory partition.
18547 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18548 * tree-flow.h (struct mem_sym_stats_d): Define.
18549 (mem_sym_stats_t): Define.
18550 (struct mem_ref_stats_d): Define.
18551 (struct gimple_df): Add field mem_ref_stats.
18552 (enum noalias_state): Define.
18553 (struct var_ann_d): Add bitfield noalias_state.
18554 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18555 debug_mem_ref_stats, debug_memory_partitions,
18556 debug_mem_sym_stats): Declare.
18557 * tree-ssa-structalias.c (update_alias_info): Update call
18558 sites, pure/const call sites and asm sites in structure
18559 returned by gimple_mem_ref_stats.
18560 Remove local variable IS_POTENTIAL_DEREF.
18561 Increase NUM_DEREFS if the memory expression is a potential
18563 Call update_mem_sym_stats_from_stmt.
18564 If the memory references memory, call
18565 update_mem_sym_stats_from_stmt for all the direct memory
18566 symbol references found.
18567 (intra_create_variable_infos): Set noalias_state field for
18568 pointer arguments according to the value of
18569 flag_argument_noalias.
18570 * tree-ssa-structalias.h (struct alias_info): Remove fields
18571 num_calls_found and num_pure_const_calls_found.
18572 (update_mem_sym_stats_from_stmt): Declare.
18573 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18574 Set default value to 100.
18575 (PARAM_AVG_ALIASED_VOPS): Define.
18577 2007-04-11 Richard Guenther <rguenther@suse.de>
18579 PR middle-end/31530
18580 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18581 a * -b + c as c - a * b if we honor sign dependent rounding.
18583 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18585 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18586 bfin_expand_strmov.
18587 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18588 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18590 (initialize_trampoline): Don't use old-style function definition.
18591 (bfin_secondary_reload): Mark IN_P argument as unused.
18593 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18595 PR tree-optimization/31343
18596 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18597 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18598 * testsuite/gcc.dg/vect/pr31343.c: New.
18600 2007-04-10 Eric Christopher <echristo@apple.com>
18602 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18603 * config/i386/i386.md (*cmpfp0): Use.
18604 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18605 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18606 (fix_trunc<mode>_i386_fisttp): Ditto.
18607 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18608 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18609 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18610 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18611 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18612 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18613 (unnamed_splitters): Ditto.
18614 * config/i386/i386.c (output_fix_trunc): Assert that
18615 we're not being passed a TFmode operand.
18617 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18619 PR tree-optimization/31526
18620 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18621 n_basic_blocks to find newly added blocks.
18623 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18625 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18627 (fix_trunc<mode>si_sse): Ditto.
18628 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18629 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18630 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18631 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18632 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18633 expander using SSEMODEF mode macro.
18634 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18635 expander using SSEMODEF mode macro.
18636 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18637 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18638 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18639 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18640 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18641 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18642 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18643 Macroize insn using X87MODEF mode macro.
18645 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18647 * config/i386/sse.md (sse2_pinsrw): Removed.
18648 (sse2_pextrw): Renamed to ...
18649 (*sse2_pextrw): This.
18651 2007-04-09 Jan Hubicka <jh@suse.cz>
18654 * config/i386/sse.md
18655 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18656 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18657 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18658 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18660 2007-04-09 Jan Hubicka <jh@suse.cz>
18662 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18663 multiple fields of union.
18665 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18667 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18668 (create_preheaders): Check that loops are available.
18669 (fix_loop_structure): Clean up, improve comments.
18670 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18671 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18673 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18674 * predict.c (tree_estimate_probability): Do not call
18675 calculate_dominance_info. Call create_preheaders.
18676 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18677 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18679 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18680 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18681 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18682 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18685 2007-04-08 Jan Hubicka <jh@suse.cz>
18687 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18688 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18689 * fold-const.c (fold_unary): Use it.
18691 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18693 * varasm.c (assemble_variable): Remove call to
18694 lang_hooks.decls.prepare_assemble_variable.
18695 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18696 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18697 * langhooks.h (lang_hooks_for_decls): Remove
18698 prepare_assemble_variable.
18700 2007-04-08 Mike Stump <mrs@apple.com>
18702 * config/i386/i386.c: Use inc/dec on Core2.
18704 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18706 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18707 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18708 lhd_tree_inlining_end_inlining): Remove.
18709 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18710 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18711 end_inlining hooks.
18712 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18713 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18714 lhd_tree_inlining_end_inlining): Remove prototypes.
18715 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18716 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18717 LANG_HOOKS_TREE_INLINING_START_INLINING,
18718 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18720 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18723 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18726 * config/avr/predicates.md (io_address_operand): Delete predicate.
18727 (low_io_address_operand): Don't use 'mode' argument.
18728 (higth_io_address_operand): Rename ...
18729 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18730 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18733 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18735 Revert change removing staticp.
18737 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18740 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18743 2007-04-07 Bruce Korb <bkorb@gnu.org>
18745 * c.opt: Add -Wformat-contains-nul.
18746 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18748 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18749 the NUL byte warning.
18751 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18753 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18755 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18757 * tree.c (staticp): No longer use staticp langhook.
18758 * langhooks.c (lhd_staticp): Removed.
18759 * langhooks.h (struct lang_hooks): Remove staticp.
18760 * c-common.c (c_staticp): Remove.
18761 * c-common.h (c_staticp): Ditto.
18762 * langhooks-defs.h (lhd_staticp): Ditto.
18763 (LHD_HOOKS_STATICP): Ditto
18764 * tree.h (gcc_assert_lowered): New macro.
18766 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18768 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18769 argument "reliable".
18770 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18771 Add argument "reliable". Propagate it through calls.
18772 (infer_loop_bounds_from_undefined): Derive number of iterations
18773 estimates from references in blocks that do not dominate loop latch.
18774 (gcov_type_to_double_int): New function.
18775 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18776 and expected_loop_iterations_unbounded.
18777 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18778 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18779 * tree-data-ref.c (estimated_loop_iterations): Export.
18780 (get_references_in_stmt): Fix -- do not return addresses of local
18782 * cfgloop.h (expected_loop_iterations_unbounded,
18783 estimated_loop_iterations): Declare.
18785 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18787 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18789 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18791 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18792 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18793 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18794 Use output_387_reg_move().
18795 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18796 expander using X87MODEF12 mode macro.
18797 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18798 choosing register preferences. Use output_387_reg_move().
18799 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18800 instead of "x". Use output_387_reg_move().
18801 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18802 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18803 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18804 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18805 Use output_387_reg_move().
18806 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18808 (*truncxf?f_i387 splitter): Ditto.
18810 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18812 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18813 LANG_HOOKS_SAFE_FROM_P.
18814 * expr.c (safe_from_p): Remove langhook call.
18815 * langhooks.h (lang_hooks): Remove safe_from_p.
18816 (lhd_safe_from_p): Remove prototype.
18817 * langhooks.c (lhd_safe_from_p): Remove.
18819 2007-04-06 Jan Hubicka <jh@suse.cz>
18821 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18824 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18826 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18827 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18828 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18829 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18831 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18832 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18834 2007-04-05 Richard Henderson <rth@redhat.com>
18836 * config/alpha/alpha.c (print_operand) [+]: Remove.
18837 (alpha_end_function): Print nop if call at end of function.
18838 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18839 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18840 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18841 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18842 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18843 the call pattern. Update peepholes to match.
18845 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18847 * doc/extend.texi (Other Builtins): Add decimal float variants
18849 * builtins.def: Ditto.
18850 * builtins.c (expand_builtin): Ditto.
18852 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18853 H.J. Lu <hongjiu.lu@intel.com>
18856 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18857 of V8HImode when calling ix86_binary_operator_ok.
18858 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18859 (sdot_prodv8hi): Operands 1 and 2 must be register.
18861 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18863 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18864 initialize align to silence bogus warning.
18866 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18868 PR middle-end/22156
18869 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18871 (struct sra_walk_fns): Remove use_all parameter from use.
18872 (sra_hash_tree): Handle BIT_FIELD_REFs.
18873 (sra_elt_hash): Don't hash bitfld blocks.
18874 (sra_elt_eq): Skip them in parent compares as well. Handle
18876 (sra_walk_expr): Don't maintain or pass down use_all_p.
18877 (scan_use): Remove use_all parameter.
18878 (scalarize_use): Likewise. Re-expand assignment to
18879 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18880 output, and re-scalarize after output. Don't mark anything
18882 (scalarize_ldst): Adjust.
18883 (scalarize_walk_gimple_modify_statement): Likewise.
18884 (build_element_name_1): Handle BIT_FIELD_REFs.
18885 (instantiate_element): Don't warn for any element whose parent
18886 is used as a whole.
18887 (instantiate_missing_elements_1): Return the sra_elt.
18888 (canon_type_for_field): New.
18889 (try_instantiate_multiple_fields): New.
18890 (instantiate_missing_elemnts): Use them.
18891 (mark_no_warning): Removed.
18892 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18893 (REPLDUP, sra_build_elt_assignment): New.
18894 (generate_copy_inout): Use them.
18895 (generate_element_copy): Likewise. Handle bitfld differences.
18896 (generate_element_zero): Don't recurse for blocks. Use
18897 sra_build_elt_assignment.
18898 (generate_one_element_int): Take elt instead of var. Use
18899 sra_build_elt_assignment.
18900 (generate_element_init_1): Adjust.
18901 (scalarize_use, scalarize_copy): Use REPLDUP.
18902 (scalarize_ldst): Move assert before dereference.
18903 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18905 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18907 * regmove.c: Fix unused variable warnings due to previous commit.
18909 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18911 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18912 (regmove_bb_head): Remove.
18913 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18914 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18915 problems with fixup_match_1.
18916 Don't initialize/free regmove_bb_head.
18918 (reg_is_remote_constant_p): If an insn is in the same basic block
18919 but not before INSN, consider it remote, too.
18921 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18924 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18925 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18927 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18929 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18930 (CONDITIONAL_REGISTER_USAGE): Likewise.
18932 2007-04-04 Richard Henderson <rth@redhat.com>
18934 * config/alpha/lib1funcs.asm: Remove unused file.
18936 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18939 * opts.c (print_specific_help): Fix --help=<language>
18941 (common_handle_option): Support --help=common.
18943 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18946 * gcc.c (main): Do not run the linker if
18947 print_subprocess_help indicates that it shouldn't be
18950 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18953 * doc/invoke.texi (--help=): Document <languages> value, fix
18954 formatting in tables of values.
18956 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18958 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18959 dllimport attribute of virtual methods.
18961 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18963 * config/score/crti.asm: Change _bss_start to __bss_start.
18964 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18965 (OUTGOING_REG_PARM_STACK_SPACE) update.
18966 * config/score/score.opt: add options to make backend support
18967 score5, score5u, score7 and score7d.
18968 * config/score/score.md: Likewise.
18969 * config/score/misc.md: Likewise.
18970 * config/score/mac.md: Likewise.
18971 * doc/invoke.texi: Likewise.
18972 * doc/md.texi: update constraints define.
18974 2007-04-03 Richard Henderson <rth@redhat.com>
18976 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18977 an appropriate type, use the mode instead.
18979 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18981 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18982 Set the default --with-arch setting to mips2.
18983 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18984 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18985 (MULTILIB_OSDIRNAMES): Delete.
18986 (MULTILIB_DIRNAMES): Define.
18987 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18988 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18989 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18990 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18991 VXWORKS_OS_CPP_BUILTINS.
18992 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18993 (MIPS_DEBUGGING_INFO): Undefine.
18994 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18996 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18998 PR middle-end/30704
18999 * fold-const.c (native_encode_real): Encode real.c provided longs
19000 as a series of 32-bit native integers.
19001 (native_interpret_real): Interpret buffer as a series of 32-bit
19004 2007-04-03 Richard Guenther <rguenther@suse.de>
19006 * genpreds.c (write_insn_constraint_len): Write function
19007 optimized for CONSTRAINT_LEN implementation.
19008 (write_tm_preds_h): Output insn_constraint_len inline and
19009 use it for CONSTRAINT_LEN.
19010 (write_insn_preds_c): Don't output insn_constraint_len.
19011 * doc/md.texi (define_register_constraint): Document multi-letter
19012 constraints shall have the same length if they start with the same
19015 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19018 * config/i386/i386.md (isinf<mode>2): Expand only when
19019 TARGET_C99_FUNCTIONS is set.
19021 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19023 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
19024 (x86_64-*-linux*): Ditto.
19025 * config/i386/i386.opt (mpc): New option.
19026 * config/i386/i386.c (overrride_options): Handle
19027 ix87_precision_string.
19028 * config/i386/crtprec.c: New file.
19029 * config/i386/t-crtpc: Ditto.
19030 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
19031 and -mpc80 options.
19032 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
19033 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
19034 crtprec32.o, crtprec64.o and crtprec80.o.
19036 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
19037 and -mpc80 options.
19038 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
19040 2007-04-02 Eric Christopher <echristo@apple.com>
19042 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
19043 limitations on darwin.
19045 2007-04-02 Anatoly Sokolov <aesok@post.ru>
19048 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
19050 2007-04-02 Dave Korn <dave.korn@artimi.com>
19052 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
19054 2007-04-02 Dave Korn <dave.korn@artimi.com>
19056 * libgcc2.h (exception_descriptor): Don't forward-declare.
19057 (__get_eh_table_language, __get_eh_table_version): Delete
19058 prototypes of long-dead functions.
19060 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
19062 * ebitmap.h: New file
19063 * ebitmap.c: New file
19064 * Makefile.in (ebitmap.o): New target.
19066 2007-04-01 Jan Hubicka <jh@suse.cz>
19068 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
19069 before very first instruction.
19071 2007-04-01 Jan Hubicka <jh@suse.cz>
19073 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
19074 waring on 64bit hosts.
19075 * bitmap.h: Fix typo in bitmap_head_def.
19077 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
19079 PR rtl-optimization/31391
19080 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
19081 into a DELETED_LABEL note, and the label is in an empty basic
19082 block, update BB_END as well as BB_HEAD.
19084 2007-04-01 Richard Henderson <rth@redhat.com>
19086 PR tree-optimization/31169
19087 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
19088 to varying if the range is outside [0, prec-1].
19090 2007-04-01 Richard Sandiford <richard@codesourcery.com>
19093 * config/mips/mips.md (load_const_gp): New insn.
19094 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
19095 the MIPS16 GP pseudo register if no_new_pseudos.
19096 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
19098 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19101 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
19103 (call_value): Likewise.
19105 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
19106 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19109 * doc/invoke.texi: (optimization options): Reword description
19110 of -ffast-math. Document its primary purpose.
19112 2007-03-31 Richard Guenther <rguenther@suse.de>
19114 * omp-low.c (splay-tree.h): Include.
19115 (lookup_decl): Replace splay-tree usage by pointer-map.
19116 (maybe_lookup_decl): Likewise.
19117 (new_omp_context): Likewise.
19118 (delete_omp_context): Likewise.
19119 * gimplify.c (splay-tree.h): Include.
19120 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19122 (remap_ssa_name): Likewise.
19123 (remap_decl): Likewise.
19124 (remap_type_1): Likewise.
19125 (remap_type): Likewise.
19126 (copy_body_r): Likewise.
19127 (expand_call_inline): Likewise.
19128 (clone_body): Likewise.
19129 (copy_tree_r): Likewise.
19130 (remap_save_expr): Likewise.
19131 (unsave_r): Likewise.
19132 (unsave_expr_now): Likewise.
19133 (tree_function_versioning): Likewise.
19134 (build_duplicate_type): Likewise.
19135 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19136 (struct copy_body_data): Replace splay-tree by pointer-map.
19137 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19138 not $(SPLAY_TREE_H).
19139 (gimplify.o): Depend on $(SPLAY_TREE_H).
19140 (omp-low.p): Likewise.
19142 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19144 * config/avr/predicates.md (even_register_operand,
19145 odd_register_operand): New predicates.
19146 * config/avr/avr.md (movw peephole2): New.
19147 (movw_r peephole2): New.
19149 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19151 * tree.h (get_signed_or_unsigned_type): New.
19152 * fold-const.c (operand_equal_for_comparison_p): Use
19153 get_signed_or_unsigned_type instead of
19154 lang_hooks.types.signed_or_unsigned_type.
19155 * expr.c (store_expr): Ditto.
19156 * langhooks.c (get_signed_or_unsigned_type): New.
19157 (lhd_signed_or_unsigned_type): New.
19158 * langhooks.h (lhd_signed_or_unsigned_type): New.
19159 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
19161 2007-03-30 Richard Henderson <rth@redhat.com>
19163 * tree-ssa-loop-ivopts.c: Include target.h.
19164 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
19165 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
19166 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
19167 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
19169 2007-03-30 Richard Henderson <rth@redhat.com>
19170 Kai Tietz <kai.tietz@onevision.com>
19172 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
19173 default for 64-bit.
19174 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
19175 (TARGET_64BIT_MS_ABI): New.
19176 (DBX_REGISTER_NUMBER): Handle 64-bit.
19177 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
19178 (LONG_TYPE_SIZE): Force to 32.
19179 (REG_PARM_STACK_SPACE): New.
19180 (OUTGOING_REG_PARM_STACK_SPACE): New.
19181 (REGPARM_MAX, SSE_REGPARM_MAX): New.
19182 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19183 (STACK_BOUNDARY): Use 128 for 64-bit.
19184 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
19185 Add 64-bit implementation.
19186 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
19188 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
19189 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
19190 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
19191 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
19192 (ix86_handle_cconv_attribute): Don't warn when ignoring if
19193 TARGET_64BIT_MS_ABI.
19194 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
19195 (ix86_pass_by_reference): Likewise.
19196 (ix86_function_value_regno_p): Likewise.
19197 (ix86_build_builtin_va_list): Likewise.
19198 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19199 (function_arg_advance_ms_64): New.
19200 (function_arg_advance): Call it.
19201 (function_arg_ms_64): New.
19202 (function_arg): Call it.
19203 (function_value_ms_64): New.
19204 (ix86_function_value_1): Call it.
19205 (return_in_memory_ms_64): New.
19206 (ix86_return_in_memory): Call it.
19207 (setup_incoming_varargs_ms_64): New.
19208 (ix86_setup_incoming_varargs): Call it.
19209 (ix86_expand_prologue): Handle 64-bit stack probing.
19210 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
19211 (output_pic_addr_const): Likewise.
19212 (x86_this_parameter): Likewise.
19213 (x86_output_mi_thunk): Likewise.
19214 (x86_function_profiler): Likewise.
19215 (TARGET_STRICT_ARGUMENT_NAMING): New.
19216 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
19217 (TARGET_64BIT_MS_ABI): New.
19218 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
19219 * config/i386/i386.md (allocate_stack_worker): Remove.
19220 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
19221 describe the clobber of eax without a match_scratch.
19222 (allocate_stack_worker_postreload): Remove.
19223 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
19224 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
19225 (allocate_stack_worker_rex64_postreload): Remove.
19226 (allocate_stack): Handle 64-bit.
19227 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
19228 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
19229 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
19230 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
19231 (STANDARD_STARTFILE_PREFIX_1): Likewise.
19232 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
19233 * config.build (x86_64-*-mingw*): New host.
19234 * config.host (x86_64-*-mingw*): New host.
19235 * config.gcc (x86_64-*-mingw*): New target.
19236 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
19238 2007-03-30 Richard Henderson <rth@redhat.com>
19239 Kai Tietz <kai.tietz@onevision.com>
19241 * c-pragma.c (struct def_pragma_macro_value): New.
19242 (struct def_pragma_macro): New.
19243 (pushed_macro_table): New.
19244 (dpm_hash, dpm_eq): New.
19245 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
19246 (init_pragma): Install them.
19247 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19249 2007-03-30 Anatoly Sokolov <aesok@post.ru>
19251 * config/avr/avr.c (avr_override_options): Clear
19252 'flag_delete_null_pointer_checks'.
19254 2007-03-30 Paolo Carlini <pcarlini@suse.de>
19257 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
19258 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
19259 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
19260 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
19261 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
19262 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
19263 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
19265 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19267 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
19269 * regmove.c: Move all of pass_stack_adjustments from here...
19270 * combine-stack-adj.c: ...to this new file.
19271 * Makefile.in: Add rules for combine-stack-adj.o.
19273 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
19275 PR tree-optimization/31383
19276 * tree-data-ref.c (affine_function_equal_p): Do not require the
19277 vectors to have the same length.
19279 2007-03-30 Jan Hubicka <jh@suse.cz>
19281 PR middle-end/30700
19282 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
19283 availablility; add more sanity checking; ask varpool only about
19286 2007-03-29 Richard Henderson <rth@redhat.com>
19288 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
19289 to decide, but __SIZEOF_LONG_LONG__.
19291 2007-03-29 Richard Henderson <rth@redhat.com>
19293 * emutls.c (struct __emutls_array): New.
19294 (emutls_destroy): Use it instead of casting element 0 from void*.
19295 (__emutls_get_address): Likewise.
19297 2007-03-29 Richard Henderson <rth@redhat.com>
19299 * varasm.c (initializer_constant_valid_p): Don't deny
19300 DECL_DLLIMPORT_P on functions.
19302 * config/i386/cygming.h: Remove function declarations.
19303 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
19304 (ASM_OUTPUT_LABELREF): Remove.
19305 (COMMON_ASM_OP): Remove.
19306 (ASM_OUTPUT_COMMON): Remove.
19307 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
19308 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19309 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19310 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
19311 Rename from TARGET_ENCODE_SECTION_INFO.
19312 * config/i386/netware.h: Likewise.
19313 * config/i386/i386-protos.h: Update.
19314 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
19315 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
19316 (legitimate_constant_p): Reject dllimports.
19317 (dllimport_map, get_dllimport_decl): New.
19318 (legitimize_dllimport_symbol): New.
19319 (legitimize_address, ix86_expand_move): Use it.
19320 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19321 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19322 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19323 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19324 * config/i386/predicates.md (constant_call_address_operand): Only
19325 accept symbols; reject dllimport_p symbols.
19326 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19327 i386_pe_maybe_record_exported_symbol.
19328 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19329 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19330 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19331 trust the setting of DECL_DLLIMPORT_P.
19332 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19333 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19334 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19335 tidy the argument scanning loop.
19336 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19337 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19338 (i386_pe_strip_name_encoding): Remove.
19339 (i386_pe_binds_local_p): New.
19340 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19341 (i386_pe_output_labelref): Remove.
19342 (i386_pe_asm_output_aligned_decl_common): New.
19343 (i386_pe_maybe_record_exported_symbol): Rename from
19344 i386_pe_record_exported_symbol; check for dllexported symbols.
19346 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19348 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19349 add comment explaining why vsnprintf cannot be used.
19351 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19353 PR tree-optimization/30666
19354 * tree.c (build_complex_type): When creating type names for DWARF2
19355 debug info, create TYPE_DECLs for TYPE_NAME instead of
19357 (build_common_tree_nodes_2): Use build_complex_type when building
19358 predefined complex types, to preserve canonical types.
19360 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19362 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19363 (noce_get_alt_condition): Look at it to determine whether to
19364 reverse the condition or not.
19365 (noce_get_condition): Substitute the truth for lies.
19366 (noce_find_if_block): Set the then_else_reversed field.
19368 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19370 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19371 destination of this insn.
19372 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19373 than calling gen_rtx_SET directly. Use r0 to hold the value of
19374 'address + 4' rather than a stack based temporary which can be
19375 mis-optimized away.
19377 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19379 * config/s390/s390.c (s390_secondary_input_reload_class,
19380 s390_secondary_output_reload_class): Functions removed.
19381 (s390_secondary_reload): New function.
19382 (TARGET_SECONDARY_RELOAD): Target macro defined.
19383 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19384 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19385 * config/s390/s390.md ("reload_outti", "reload_outdi",
19386 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19387 "reload_out<mode>"): Expanders removed.
19388 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19389 "reload<mode>_nonoffmem_out"): Expanders added.
19391 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19393 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19394 action if SRC->DEST replacement failed anyway.
19396 2007-03-28 Mike Stump <mrs@apple.com>
19398 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19399 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19400 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19402 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19404 * config.gcc: Accept barcelona as a variant of amdfam10.
19405 * config/i386/i386.c (override_options): Likewise.
19406 * doc/invoke.texi: Likewise.
19408 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19410 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19411 offsets for BIT_FIELD_REF and COMPONENT_REF.
19413 2007-03-28 Richard Guenther <rguenther@suse.de>
19415 * tree.c (is_global_var): Move ...
19416 * tree-flow-inline.h (is_global_var): ... here.
19417 * tree.h (is_global_var): Remove declaration.
19419 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19421 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19423 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19424 * config/i386/i386.c (ix86_tune_features): Initialize new
19426 * config/i386/predicates.md (promotable_binary_operator): Use
19427 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19429 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19432 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19434 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19436 * config/fr30/fr30.md (movsi_internal): Change destination
19437 constraint from m to V and add m to the end.
19439 2007-03-28 Christian Bruel <christian.bruel@st.com>
19441 * config/sh/sh.md (movsi_i): Fix type attribute.
19443 2007-03-28 Christian Bruel <christian.bruel@st.com>
19445 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19446 (movsf_ie): Likewise.
19448 2007-03-28 Christian Bruel <christian.bruel@st.com>
19450 * config.gcc: Add sh4-300 to multilib.
19451 * config/sh/t-mlib-sh4-300: New file.
19453 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19455 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19456 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19457 fix_trunc<mode>di2.
19458 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19459 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19460 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19461 "fixuns_trunctddi2"): Whitespace fix.
19463 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19465 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19466 the definition of struct sh_args.
19467 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19468 CALL_COOKIE_INT_REG_GET): Likewise.
19470 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19472 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19473 transformations are applied successfully.
19475 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19477 * tree.c (tree_contains_struct): Permit 512 tree codes.
19478 * tree.h (tree_contains_struct): Ditto.
19479 (MAX_TREE_CODES): Ditto.
19480 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19481 SPARE member to store remaining padding bits.
19483 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19485 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19488 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19490 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19491 * configure: Regenerate.
19493 * configure: Regenerate using the correct version of autoconf.
19495 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19497 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19499 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19500 regs to "__SP_L__" and "__SP_H__".
19502 2007-03-27 Richard Guenther <rguenther@suse.de>
19504 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19505 computations with it with a HOST_WIDE_INT variable.
19507 2007-03-26 Mike Stump <mrs@apple.com>
19509 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19510 objective-c-header, objective-c++-header and objc++-cpp-output
19512 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19514 2007-03-26 Richard Henderson <rth@redhat.com>
19517 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19518 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19519 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19520 IX86_BUILTIN_PSRLQ128): New.
19521 (ix86_init_mmx_sse_builtins): Add them.
19522 (ix86_expand_builtin): Expand them.
19523 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19524 operand 2 be TImode.
19525 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19526 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19527 _mm_srli_epi64): Mark __B const.
19528 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19529 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19530 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19531 new two-vector shift builtins.
19533 2007-03-26 Ian Lance Taylor <iant@google.com>
19535 PR tree-optimization/31345
19536 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19537 [+INF, +INF(OVF)] into VARYING.
19539 2007-03-26 Zack Weinberg <zackw@panix.com>
19541 * gengtype-parse.c: New file.
19542 * gengtype-yacc.y: Delete.
19543 * gengtype-lex.l: Don't include gengtype-yacc.h.
19544 Define YY_DECL and yyterminate appropriately for recursive
19545 descent parser. yylval is now a string out-parameter to yylex.
19546 (HWS, EOID): New shorthand.
19547 (IWORD): Add a couple more types.
19548 (yylex): Add a setup stanza. Remove the complex rules for
19549 detecting GTY'ed types and typedefs; replace with simple
19550 keyword detectors. Adjust everything for the changed
19551 definition of yylval. Ignore all pp-directives, not just #define.
19553 (parse_file): Rename yybegin; do not call yyparse.
19555 * gengtype.c (xasprintf): Export again.
19556 (this_file): New. Use everywhere __FILE__ was being used.
19557 (get_lang_bitmap): Special case types defined in gengtype.c.
19558 (do_typedef, new_structure): Suppress definition of certain types.
19559 (new_structure): Improve diagnostics of duplicate definitions.
19560 Make sure location_s is associated with input.h.
19561 (nreverse_pairs, define_location_structures): New functions.
19562 (main): Improve tagging of kludge types. Remove old kludges
19563 for input.h types; use define_location_structures.
19564 * gengtype.h: Update prototypes. Define token codes here.
19565 * Makefile.in: Remove all references to gengtype-yacc.
19566 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19568 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19569 add GTY((skip)) to the field that's only conditionally there.
19570 * doc/install.texi: Document that Bison is no longer required
19571 unless building treelang.
19573 * gengtype.c: Don't include gtyp-gen.h.
19574 (srcdir): Declare here.
19575 (base_files, lang_dir_names): Allocate dynamically.
19576 (gt_files, num_gt_files, num_lang_dirs): New globals.
19577 (measure_input_list, read_input_line, read_input_list)
19578 (set_lang_bitmap): New functions.
19579 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19580 simplify, relying on read_input_list to set up the bitmaps.
19581 (main): Arguments are no longer unused. Check for correct number
19582 of command line arguments, set srcdir and srcdir_len, then call
19583 read_input_list, before doing anything else. No need to worry
19584 about duplicates in main loop.
19585 * configure.ac: Simplify the calculation of all_gtfiles.
19586 Put language tags in there. Don't set or substitute
19587 all_gtfiles_files_langs or all_gtfiles_files_frags.
19588 * Makefile.in: Revamp the way gengtype is invoked, now that it
19589 takes a file on its command line with a much simpler format.
19590 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19591 (GTFILES): Remove duplicates and C source files.
19592 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19593 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19594 * configure: Regenerate.
19596 * gengtype.h: Remove all type definitions to gengtype.c; leave
19597 only definitions of options_p, type_p, and pair_p as opaque
19598 pointers. Update prototypes.
19599 * gengtype.c: Many type definitions moved here from gengtype.h.
19600 Consolidate type definitions at the top of the file.
19601 (xvasprintf): Delete.
19602 (xasprintf): Make static.
19603 (create_nested_pointer_option): Add 'next' parameter.
19604 (create_field_all, create_field_at): New functions.
19605 (create_field): Now a thin wrapper around create_field_all.
19606 (create_optional_field): Rename create_optional_field_ and add
19607 line argument. Original name is now a macro which supplies
19609 (oprintf): Use vsnprintf directly.
19610 (close_output_files): Use fatal rather than perror/exit.
19611 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19612 (main): Set progname. Don't use exit.
19613 * gengtype-yacc.y (struct_fields): Use create_field_at.
19614 (option, optionseqopt): Delete.
19615 (optionseq): Consolidate productions from option here so we
19616 can use the first argument to create_option.
19618 * gengtype-lex.l: Distinguish unions from structures in the
19619 token type. Don't call find_structure; return the tag as a string.
19620 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19621 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19622 string. Reorganize typedef_struct production accordingly.
19623 Use create_nested_ptr_option.
19624 * gengtype.c (create_nested_ptr_option): New function.
19625 * gengtype.h: Declare it.
19627 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19628 (string_type): Don't declare.
19629 (do_scalar_typedef): Declare.
19630 (create_scalar_type): Update prototype.
19631 * gengtype.c (string_type): Make static.
19632 (scalar_nonchar, scalar_char): New.
19633 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19634 (resolve_typedef): Use scalar_nonchar for error recovery.
19635 (create_scalar_type): Remove name_len field. Return scalar_char
19636 or scalar_nonchar as appropriate.
19637 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19638 to use string_type.
19639 (throughout): Use scalar_nonchar instead of calling
19640 create_scalar_type, whenever possible.
19641 (main): Initialize scalar_char and scalar_nonchar before calling
19643 * gengtype-lex.l: Adjust for removal of second argument to
19644 create_scalar_type. Use yylval.s instead of yylval.t when
19646 * gengtype-yacc.y: Type of SCALAR is string. Call
19647 create_scalar_type from type:SCALAR rule. Adjust for removal of
19648 second argument to create_scalar_type.
19650 * vec.h: Remove all #if IN_GENGTYPE blocks.
19651 Add comment saying that changes may require adjustments to gengtype.
19652 * gengtype.c: Don't include coretypes.h or tm.h.
19653 Add comment to inclusion of errors.h.
19654 (note_def_vec, note_def_vec_alloc): New functions.
19655 * gengtype.h: Declare new functions.
19656 * gengtype-lex.l: Don't include coretypes.h.
19657 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19659 (update_lineno): Remove unnecessary prototype.
19660 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19661 (VEC rule): Just return VEC_TOKEN.
19662 * gengtype-yacc.y (VEC_TOKEN): New token type.
19663 (type): Add a production for VEC(a,b).
19664 * Makefile.in: Update dependencies.
19666 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19667 typedefs that use the old PARAMS macro.
19669 * gengtype-lex.l: Remove all rules and states relating to yacc
19671 * gengtype-yacc.y: Similarly.
19672 * gengtype.c (note_yacc_type): Delete function.
19673 * gengtype.h: Update prototypes.
19675 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19677 * tree-pretty-print.c (dump_generic_node): Report precision of
19678 unnamed integer types.
19680 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19682 * ifcvt.c (noce_try_store_flag_constants): Don't check
19683 no_new_pseudos here.
19684 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19685 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19686 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19687 noce_try_sign_mask): Likewise.
19688 (if_convert): Check no_new_pseudos here.
19690 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19692 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19693 (noce_get_condition): Handle new then_else_reversed argument.
19694 (noce_init_if_info): Remove, fold into noce_find_if_block.
19695 (noce_process_if_block): Take a struct noce_if_info as the
19696 argument. Don't set up one based on ce_if_info. Update pointer
19697 references accordingly.
19698 (cond_move_process_if_block): Likewise.
19699 (process_if_block): Removed.
19700 (find_if_block): Removed. Move functionality two new functions,
19701 noce_find_if_block and cond_exec_find_if_block.
19702 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19703 blocks and the symmetric IF-ELSE-JOIN case.
19704 (cond_exec_find_if_block): Also new function mostly based on old
19705 find_if_block and process_if_block.
19706 (find_if_header): Replace find_if_block call with separately
19707 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19708 (find_cond_trap): Update noce_get_condition call.
19709 (dead_or_predicable): Likewise.
19711 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19713 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19715 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19716 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19717 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19718 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19719 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19720 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19721 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19722 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19723 __builtin_ia32_psrad128 builtins.
19725 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19727 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19728 * config/i386/constraints.md
19729 (define_constraint "I"): Use IN_RANGE macro.
19730 (define_constraint "J"): Ditto.
19731 (define_constraint "K"): Ditto.
19732 (define_constraint "M"): Ditto.
19733 (define_constraint "N"): Ditto.
19734 (define_constraint "O"): Ditto.
19735 * config/i386/predicates.md
19736 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19737 (define_predicate "const_0_to_3_operand"): Ditto.
19738 (define_predicate "const_0_to_7_operand"): Ditto.
19739 (define_predicate "const_0_to_15_operand"): Ditto.
19740 (define_predicate "const_0_to_63_operand"): Ditto.
19741 (define_predicate "const_0_to_255_operand"): Ditto.
19742 (define_predicate "const_1_to_31_operand"): Ditto.
19743 (define_predicate "const_2_to_3_operand"): Ditto.
19744 (define_predicate "const_4_to_7_operand"): Ditto.
19746 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19748 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19749 in SImode for save_world.
19750 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19753 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19755 PR tree-optimization/30784
19756 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19759 2007-03-25 Revital Eres <eres@il.ibm.com>
19761 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19762 Fold movement_possibility function into it.
19764 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19766 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19767 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19768 (call_indirect_nonlocal_darwin64): Same.
19769 (call_nonlocal_darwin64): Same.
19770 (call_value_indirect_nonlocal_darwin64): Same.
19771 (call_value_nonlocal_darwin64): Same.
19772 (sibcall_nonlocal_darwin64): Same.
19773 (sibcall_value_nonlocal_darwin64): Same.
19774 (sibcall_symbolic_64): Same.
19775 (sibcall_value_symbolic_64): Same.
19776 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19778 (rs6000_emit_load_toc_table): Same.
19779 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19780 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19782 (divss_call): Same.
19783 (divus_call): Same.
19784 (quoss_call): Same.
19785 (quous_call): Same.
19786 (load_toc_v4_pic_si): Same
19787 (load_toc_v4_PIC_1): Same.
19788 (load_toc_v4_PIC_1b): Same.
19789 (call_indirect_aix{32,64}): Same.
19790 (call_value_indirect_aix{32,64}): Same.
19792 (call_value): Same.
19793 (call_local{32,64}): Same.
19794 (call_value_local{32,64}): Same.
19795 (call_indirect_nonlocal_aix{32,64}): Same.
19796 (call_nonlocal_aix{32,64}): Same.
19797 (call_value_indirect_nonlocal_aix{32,64}): Same.
19798 (call_value_nonlocal_aix{32,64}): Same.
19799 (call_indirect_nonlocal_sysv<mode>): Same.
19800 (call_nonlocal_sysv<mode>): Same.
19801 (call_value_indirect_nonlocal_sysv<mode>): Same.
19802 (call_value_nonlocal_sysv<mode>): Same.
19804 (sibcall_local{32,64}): Same.
19805 (sibcall_value_local{32,64}): Same.
19806 (sibcall_nonlocal_aix{32,64}): Same.
19807 (sibcall_value_nonlocal_aix{32,64}): Same.
19808 (sibcall_nonlocal_sysv<mode>): Same.
19809 (sibcall_value): Same.
19810 (sibcall_value_nonlocal_sysv<mode>): Same.
19812 2007-03-24 Paul Brook <paul@codesourcery.com>
19814 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19815 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19817 2007-03-24 Richard Henderson <rth@redhat.com>
19819 * config/ia64/constraints.md: New file.
19820 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19821 satisfies_constraint_?.
19822 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19823 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19824 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19825 ia64_output_mi_thunk): Likewise.
19826 (ia64_const_ok_for_letter_p): Remove.
19827 (ia64_const_double_ok_for_letter_p): Remove.
19828 (ia64_extra_constraint): Remove.
19829 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19830 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19831 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19832 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19833 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19834 EXTRA_MEMORY_CONSTRAINT): Remove.
19835 * config/ia64/ia64.md: Include constriants.md. Replace
19836 CONST_OK_FOR_? with satisfies_constraint_?.
19838 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19839 H.J. Lu <hongjiu.lu@intel.com>
19841 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19843 (name macros): Use DPD_BID_NAME to convert names properly.
19845 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19846 decimal floating point format.
19847 (init_floating_libfuncs): Change decimal functions so that they
19848 have a "bid_" prefix if the decimal system uses the BID format,
19849 and "dpd_" prefix if the decimal system uses the DPD format.
19850 (init_interclass_conv_libfuncs): Ditto.
19851 (init_intraclass_conv_libfuncs): Ditto.
19853 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19854 using the BID format.
19856 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19857 whether we are using the BID decimal format.
19858 * configure: Regenerate.
19860 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19861 the compiler has decimal floating point enabled. Define
19862 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19865 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19866 using the BID format.
19868 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19869 whether we are using the BID decimal format.
19870 * configure: Regenerate.
19872 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19873 the compiler has decimal floating point enabled. Define
19874 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19877 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19878 options, and that it is enabled for i386/x86_64 systems.
19880 * Makefile.in (enable_decimal_float): New.
19882 (DECNUMINC): Add -I$(DECNUMFMT).
19883 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19884 to $(DECNUMFMT) from $(DECNUM).
19886 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19887 Substitute enable_decimal_float.
19888 * configure: Regenerated.
19891 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19894 * configure.ac: Enable decimal float for x86_64-*-linux*.
19895 * configure: Regenerated.
19898 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19899 decimal128ClearSign to flip and clear the sign bit in decimal128.
19900 (decimal_real_maxval): Set decimal128SetSign to set the sign
19903 2007-03-23 Ian Lance Taylor <iant@google.com>
19905 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19907 2007-03-23 Ian Lance Taylor <iant@google.com>
19909 * tree-dump.c (dump_files): Correct comment.
19911 2007-03-23 Ian Lance Taylor <iant@google.com>
19913 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19915 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19917 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19918 in cfglayout mode. Don't go into and out of cfglayout mode.
19919 Link the blocks in the order of the constructed traces.
19920 (rest_of_handle_tracer): Adjust call to tracer.
19921 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19922 Don't go into cfglayout mode.
19923 (rtl_loop_done): Don't go out of cfglayout mode.
19924 * cfglayout.c (relink_block_chain): New function, split out from...
19925 (fixup_reorder_chain): ...here. Remove redundant checking.
19926 (cfg_layout_finalize): Don't clear the header, footer, and aux
19927 fields here, move the code to do so to relink_block_chain. Likewise
19928 for free_original_copy_tables.
19929 * rtl.h (tracer): Update prototype.
19930 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19931 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19932 mode. Use relink_block_chain to serialize the CFG according to the
19933 new basic block order. Move targetm.cannot_modify_jumps_p check from
19935 (gate_handle_reorder_blocks): ...to here.
19936 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19938 (gate_duplicate_computed_gotos): ...to here.
19939 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19940 something always changes when going into and out of cfglayout mode.
19941 Perform an expensive cfg cleanup while going into cfglayout mode.
19942 Always update liveness information on HAVE_conditional_execution
19943 targets. Reserialize the basic blocks and go out of cfglayout mode.
19944 * reg-stack.c: Include cfglayout.h.
19945 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19946 the call to reorder_basic_blocks.
19947 * basic-block.h (reorder_basic_blocks): Update prototype.
19948 (relink_block_chain): New prototype.
19949 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19951 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19953 * config/mips/mips.md (type, hazard, *movdi_32bit,
19954 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19955 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19956 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19957 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19958 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19960 (movcc): Change first xfer to multi.
19961 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19962 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19963 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19964 config/mips/generic.md: Change reservations using "xfer" to use
19966 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19967 using match_operand.
19968 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19969 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19971 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19973 2007-03-22 Richard Henderson <rth@redhat.com>
19975 * config/i386/i386.c: Remove unnecessary function declarations.
19976 Move targetm definition, and all related macros, to the end of
19977 the file. Resort some functions to put definitions before uses.
19978 (ix86_attribute_table): Make static. Move to end of file.
19979 (ix86_gimplify_va_arg): Make static.
19981 2007-03-22 Richard Henderson <rth@redhat.com>
19983 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19984 don't increase local_regparm with force_align_arg_pointer check.
19985 (ix86_function_sseregparm): Assert 32-bit.
19986 (type_has_variadic_args_p): New.
19987 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19988 type_has_variadic_args_p.
19989 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19990 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19991 use memset instead. Do maybe_vaarg check first; skip attribute
19992 tests if true; skip attribute tests for 64-bit.
19993 (construct_container): Remove TARGET_DEBUG_ARG.
19994 (function_arg_advance_32, function_arg_advance_64): Split out ...
19995 (function_arg_advance): ... from here.
19996 (function_arg_32, function_arg_64): Split out ...
19997 (function_arg): ... from here.
19998 (ix86_pass_by_reference): Tidy.
19999 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
20000 (function_value_32): New, from parts of ix86_function_value
20001 and ix86_value_regno.
20002 (function_value_64): New, from parts of ix86_function_value
20003 and ix86_libcall_value.
20004 (ix86_function_value_1): New.
20005 (ix86_function_value, ix86_libcall_value): Use it.
20006 (return_in_memory_32, return_in_memory_64): Split out ...
20007 (ix86_return_in_memory): ... from here.
20008 (ix86_struct_value_rtx): Skip for 64-bit.
20009 (ix86_libcall_value, ix86_value_regno): Remove.
20010 (setup_incoming_varargs_64): Split out ...
20011 (ix86_setup_incoming_varargs): ... from here.
20012 (ix86_va_start): Remove TARGET_DEBUG_ARG.
20013 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
20014 * config/i386/i386-protos.h (ix86_function_value): Remove.
20015 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
20017 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20020 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
20021 infinities not supported, otherwise emit warning if -Woverflow. On
20022 underflow, emit warning if -Woverflow.
20023 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
20025 * real.h (real_from_string): Update declaration
20027 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
20028 Richard Henderson <rth@redhat.com>
20030 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
20031 * calls.c (compute_argument_block_size, expand_call,
20032 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
20033 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
20034 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
20035 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
20036 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
20037 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
20038 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
20039 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
20042 2007-03-22 Joseph Myers <joseph@codesourcery.com>
20044 * c-incpath.c (add_sysroot_to_chain): New.
20045 (merge_include_chains): Add sysroot argument. Call
20046 add_sysroot_to_chain if sysrooted.
20047 (register_include_chains): Update call to merge_include_chains.
20048 * doc/cppopts.texi: Document use of '=' in include directory
20051 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
20053 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
20054 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
20055 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
20056 insn pattern using X87MODEF12 mode macro.
20058 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
20060 * regmove.c (regmove_optimize): Use reg_mentioned_p
20061 instead of reg_overlap_mentioned_p for DST.
20063 2007-03-21 Mike Stump <mrs@apple.com>
20065 * c.opt: Fixup for Objective-C/C++.
20067 2007-03-21 Steve Ellcey <sje@cup.hp.com>
20069 * explow.c (convert_memory_address): Fold memory reference when
20070 POINTERS_EXTEND_UNSIGNED < 0
20072 2007-03-21 Richard Henderson <rth@redhat.com>
20075 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
20076 * config/i386/mmintrin.h (__m64): Likewise.
20077 * config/i386/xmmintrin.h (__m128): Likewise.
20079 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20081 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
20082 (VXWORKS_OS_CPP_BUILTINS): Define.
20083 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
20084 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
20086 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20088 * rtl.h (constant_pool_reference_p): Delete.
20089 (find_constant_src): Declare.
20090 * rtlanal.c (find_constant_src): New function.
20091 * simplify-rtx.c (constant_pool_reference_p): Delete.
20092 * config/i386/i386.md: Use find_constant_src instead of
20093 constant_pool_reference_p/avoid_constant_pool_reference pairs.
20095 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20097 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
20098 * c-cppbuiltin.c (c_cpp_builtins): Define them.
20100 2007-03-20 Mark Mitchell <mark@codesourcery.com>
20102 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
20103 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
20104 (arm_elf_asm_constructor): Use it.
20105 (arm_elf_asm_destructor): New function.
20107 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
20109 * jump.c (mark_jump_label): Treat SEQUENCE specially.
20111 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
20113 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
20115 2007-03-19 Andrew Haley <aph@redhat.com>
20117 PR tree-optimization/31264
20118 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20119 VIEW_CONVERT_EXPRs.
20121 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20123 PR rtl-optimization/30907
20124 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20125 (fwprop_init): Always call loop_optimizer_initialize.
20126 (fwprop_done): Always call loop_optimizer_finalize.
20127 (fwprop): We always have loop info now.
20128 (gate_fwprop_addr): Remove.
20129 (pass_fwprop_addr): Use gate_fwprop as gate.
20131 PR rtl-optimization/30841
20132 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20133 df_chain_alloc): Call df_reorganize_refs unconditionally.
20134 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20135 refs_organized to refs_organized_size.
20136 (df_ref_create_structure): Use refs_organized_size instead of
20137 bitmap_size if refs had been organized, and keep refs_organized_size
20139 * df.h (struct df_ref_info): Change refs_organized to
20140 refs_organized_size.
20141 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20144 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20146 * except.c (output_function_exception_table): Do not reference the
20147 EH personality routine for functions that do not require an
20150 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20153 * c-typeck.c (convert_for_assignment): Call comptypes for
20154 RECORD_TYPE or UNION_TYPE.
20156 PR inline-asm/30505
20157 * reload1.c (reload): Do invalid ASM checking after
20158 cleanup_subreg_operands.
20160 2007-03-19 Jeff Law <law@redhat.com>
20162 * tree-cfg.c (find_taken_edge): Tighten conditions for
20163 optimizing computed gotos.
20165 2007-03-19 Michael Matz <matz@suse.de>
20167 * builtins.c (expand_builtin_sync_operation,
20168 expand_builtin_compare_and_swap,
20169 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
20172 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20173 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
20176 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20178 * doc/tm.texi: Add brackets around the return type of
20179 TARGET_SECONDARY_RELOAD.
20181 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20182 Richard Guenther <rguenther@suse.de>
20184 PR tree-optimization/31254
20185 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20186 Use handled_component_p () where appropriate. Continue
20187 propagating into the rhs if we propagated into an INDIRECT_REF
20190 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20192 * config/s390/s390.md (op_type attribute): RRR instruction type added.
20193 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
20194 (xde, xdee): Mode attributes adjusted to support DFP modes.
20195 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
20196 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
20197 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
20198 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
20199 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20200 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20201 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
20203 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
20204 "movsf"): Insn definitions removed.
20205 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
20206 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
20207 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20209 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
20210 "reload_in<mode>", "reload_out<mode>"): Expander added.
20211 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
20214 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20216 * config/s390/s390.md: Only non-functional changes. Renamed
20217 FPR mode macro to BFP all over the file.
20219 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20221 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
20222 (op_type attribute): RRF instruction type added.
20223 (fT0): New mode attribute.
20224 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20225 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
20226 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
20227 instruction no secondary memory is needed when moving DFmode values
20228 between GPRs and FPRs.
20230 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20232 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20233 inverted and documentation adjusted.
20234 ("mhard-dfp", "msoft-dfp"): New options.
20235 * config/s390/s390.c (s390_handle_arch_option): New architecture
20237 (override_options): Sanity checks for the new options added.
20238 * config.gcc: New architecture switch: z9-ec.
20239 * config/s390/s390.h (processor_flags): PF_DFP added.
20240 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
20241 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
20242 when the bit is NOT set so remove it from the defaults.
20244 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20246 * genemit.c (main): Print include statement for dfp.h.
20247 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
20250 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20252 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
20254 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20257 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
20258 instead of PATTERN.
20260 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20262 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
20263 attr_length_call, output_call, output_indirect_call): Cleanup
20264 formatting of targetm calls.
20266 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20268 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
20270 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20272 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
20273 reservation, bypass and anti-bypass descriptions for these
20274 instructions. Update move patterns.
20275 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
20278 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
20280 * tree-vect-transform.c (get_initial_def_for_induction): Replace
20281 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
20282 (get_initial_def_for_reduction): Likewise.
20284 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
20286 Fix PR tree-optimization/29922
20287 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
20288 (get_representative): Removed.
20289 (value_dies_in_block_x): Update for rvuse removal.
20290 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
20291 (compute_antic_aux): Handle when PHI nodes appear in
20292 non-single-successors.
20293 (dump_bitmap_of_names): Removed.
20294 (compute_antic_safe): Renamed and removed rvuse calculation.
20295 Calculate only antic safe.
20296 (insert_into_preds_of_block): Remove assert.
20297 (execute_pre): Update for renamed functions.
20298 (defer_or_phi_translate_block): New function.
20300 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20302 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
20303 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
20305 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
20306 Follow spelling conventions.
20308 * tree-data-ref.h: Remove the prototype for analyze_array.
20310 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
20312 PR tree-optimization/31041
20313 * tree-vect-transform.c (get_initial_def_for_induction): Call
20314 force_gimple_operand.
20316 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
20318 * ipa-type-escape.c (look_for_casts) : Revert code to use
20319 handled_component_p due to ada test a-numaux.adb.
20321 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20323 * final.c (final_scan_insn): Alter the condition of a
20324 conditional trap if we have nonstandard CC.
20326 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20328 * configure.ac: Remove excess quoting from asm line 0 test.
20329 * configure: Rebuilt.
20331 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20333 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20334 * c-common.c (convert_and_check): Move warning logic to...
20335 (warnings_for_convert_and_check): ...here. Define.
20336 * c-common.h (warnings_for_convert_and_check): Declare.
20338 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20340 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20341 (output_call): Likewise.
20343 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20345 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20347 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20349 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20351 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20353 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20354 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20356 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20358 PR tree-optimization/31183
20359 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20360 Use double_int instead of unsigned int for representing access_strides.
20361 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20363 2007-03-16 Richard Guenther <rguenther@suse.de>
20365 PR tree-optimization/31146
20366 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20367 to allow recursion of forward_propagate_addr_expr.
20368 (forward_propagate_addr_into_variable_array_index): Likewise.
20369 (forward_propagate_addr_expr): Likewise.
20370 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20371 (forward_propagate_addr_expr_1): Recurse on simple copies
20372 instead of propagating into them. Do so for useless conversions
20374 (forward_propagate_addr_expr): Clean up unused statements after
20377 2007-03-16 Richard Guenther <rguenther@suse.de>
20379 * builtins.c (expand_builtin_cexpi): Use the right argument
20380 for the expansion via cexp.
20382 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20384 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20385 * configure: Rebuilt.
20387 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20390 * dwarf2out.c (force_type_die): Adjust comment.
20391 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20393 2007-03-15 DJ Delorie <dj@redhat.com>
20395 * config/frv/predicates.md (minmax_operator): Don't check operands
20398 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20400 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20401 Update constant estimates of number of iterations.
20402 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20403 argument renamed to "realistic".
20404 (compute_estimated_nb_iterations): Removed.
20405 (record_niter_bound): New function.
20406 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20407 call record_nonwrapping_iv with upper = false.
20408 (infer_loop_bounds_from_signedness): Pass upper argument to
20409 record_nonwrapping_iv.
20410 (estimate_numbers_of_iterations_loop): Do not call
20411 compute_estimated_nb_iterations. Record estimate based on profile
20412 information. Initialize the constant estimates of number of
20414 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20416 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20417 number of iterations is too small.
20418 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20419 (EST_NOT_AVAILABLE): Removed.
20420 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20421 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20424 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20426 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20427 Handle NE_EXPR guards.
20429 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20432 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20433 Set also -pedantic-errors by default for the preprocessor unless
20434 -fpermissive is given.
20436 2007-03-15 Richard Guenther <rguenther@suse.de>
20438 PR middle-end/29719
20439 PR middle-end/31161
20440 * builtins.c (expand_builtin_cexpi): As a fallback if we
20441 don't have builtins for sincos or cexp create a function
20442 declaration for cexp and expand to a call to that.
20443 (expand_builtin_int_roundingfn): Always fall
20444 back to floor/ceil and its variants even if they may be
20447 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20449 PR middle-end/31159
20450 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20451 jump tables, move the call to delete_dead_jumptables from here...
20452 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20453 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20454 don't allow merging of blocks that try_redirect_by_replacing_jump
20455 also does not handle when not optimizing.
20457 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20458 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20460 * config/i386/i386.md (x86_sahf_1): Correctly handle
20463 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20466 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20467 x86_64_general_operand as operand[2] predicate. Remove "iF"
20468 from operand constraints and use "e" constraint instead.
20469 (*subti3_1, *subti3_1 splitter): Ditto.
20470 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20471 operand[1] predicate.
20473 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20475 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20476 arrays, multiply the access strides by the size of the sub-array.
20477 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20479 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20481 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20482 the configured assembler supports the sahf mnemonic.
20483 * configure: Regenerate.
20484 * config.in: Regenerate.
20486 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20487 emit "sahf" or ".byte\t0x9e" as asm template.
20489 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20492 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20493 option to replace hard coded TARGET_xxx in md file.
20494 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20495 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20496 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20497 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20498 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20499 (X86_TUNE_NOT_VECTORMODE): Ditto.
20500 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20501 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20502 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20503 (TUNE_SLOW_IMUL_IMM8): Ditto.
20504 (TUNE_MOVE_M1_VIA_OR): Ditto.
20505 (TUNE_NOT_UNPAIRABLE): Ditto.
20506 (TUNE_NOT_VECTORMODE): Ditto.
20508 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20511 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20512 tuning options instead of hard coded TARGET_xxx.
20513 (fix ssemode peephole2's): Ditto.
20514 (imul peephole2's): Ditto.
20516 (movdi_or_rex64): Ditto.
20517 (move peephole2): Ditto.
20518 (not peephole2's): Ditto.
20520 2007-03-14 Dirk Mueller <dmueller@suse.de>
20522 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20523 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20524 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20526 * c-parser.c (c_parser_do_statement): Warn about empty body in
20527 do/while statement.
20528 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20529 * doc/invoke.texi (-Wempty-body): Update documentation.
20531 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20534 * c-common.h (warn_for_div_by_zero): Declare.
20535 * c-common.c (warn_for_div_by_zero): Define.
20536 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20539 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20541 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20542 to PREFIX and STANDARD_PREFIX.
20544 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20545 Phil Edwards <phil@codesourcery.com>
20547 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20548 (__gthread_once_t): Remove busy field for RTPs.
20549 (__GTHREAD_ONCE_INIT): Update accordingly.
20551 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20553 * doc/invoke.texi: Document VxWorks options.
20555 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20557 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20559 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20561 PR tree-optimization/30590
20562 * tree-nrv.c (tree_nrv): Check for the partial update of the
20565 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20567 * flags.h (flag_random_seed): Remove declaration, in favor of...
20568 * toplev.h (get_random_seed, set_random_seed): ... these.
20569 * tree.c (get_file_function_name): Use the former.
20570 * opts.c (common_handle_option): Use the latter.
20573 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20575 PR middle-end/31127
20576 * cse.c (cse_find_path): Do not bail out if a basic block that
20577 we already visited now becomes part of a path that starts at a
20578 different basic block. Just disallow this, to make sure we
20579 visit each basic block at most once.
20581 2007-03-13 Jan Hubicka <jh@suse.cz>
20583 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20584 attributes, when profile esitmate is present, calls with very low
20585 frequency are cold.
20587 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20589 PR tree-optimization/30730
20590 PR tree-optimization/26900
20591 * tree-ssa-loop-niter.c: Include gmp.h.
20592 (bounds): New type.
20593 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20594 split_to_var_and_offset, determine_value_range,
20595 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20596 bound_difference, bounds_add, bounds_negate,
20597 number_of_iterations_ne_max, dump_affine_iv): New functions.
20598 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20599 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20600 difference of initial and final value of control iv to validate
20602 (number_of_iterations_cond): Add loop parameter. Determine bounds
20603 on the difference of the extremes of the control iv. Add dumps.
20604 (expand_simple_operations): Handle phi nodes.
20605 (simplify_using_initial_conditions): Do not record used conditions.
20606 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20607 Do not set additional_info.
20608 (implies_nonnegative_p, implies_ge_p): Removed.
20609 (derive_constant_upper_bound): Do not use parameter `additional'.
20610 (record_estimate): Parameter `additional' removed. Parameter
20611 `i_bound' added. Do not call derive_constant_upper_bound.
20612 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20613 bound the number of iterations estimate.
20614 (estimate_numbers_of_iterations_loop): Pass the estimate from
20615 the number of iterations analysis to record_estimate.
20616 * tree.h (multiple_of_p): Declare.
20617 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20618 (scev_const_prop): Do not check expression_expensive_p.
20619 * fold-const.c (multiple_of_p): Exported.
20620 * double-int.c (double_int_mask): Exported.
20621 * double-int.h (double_int_mask): Declare.
20622 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20623 field. Added max field.
20625 2007-03-13 David Taylor <taylor@candd.org>
20628 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20631 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20634 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20635 two unamed patterns.
20637 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20639 * config/i386/i386.opt (mcx16, msahf): New options.
20640 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20641 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20643 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20644 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20645 Output -mcx16 and -msahf options when corresponding bit is set.
20647 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20648 and -msahf options.
20650 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20652 * configure.ac: Test for assembler tolerance to # 0 "".
20653 * configure, config.in: Rebuilt.
20654 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20656 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20658 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20660 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20661 (handle_syscall): Handle direct system calls.
20662 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20664 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20666 * doc/invoke.texi: Fix cpp.info cross-reference.
20667 * doc/passes.texi: Fix gcc.info cross-reference.
20669 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20671 PR tree-optimization/30835
20672 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20673 bb_for_stmt is not NULL before accessing it.
20675 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20677 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20680 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20683 * doc/install.texi: Document --enable-stage1-languages
20685 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20687 * tree-pass.h (pass_into_cfg_layout_mode,
20688 pass_outof_cfg_layout_mode): Declare.
20689 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20690 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20691 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20692 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20694 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20696 * c-decl.c (warn_variable_length_array): New function.
20697 Refactored from grokdeclarator to handle warn_vla
20698 and handle unnamed array case.
20699 (grokdeclarator): Refactored VLA warning case.
20700 * c.opt (Wvla): New flag.
20701 * doc/invoke.texi (Wvla): New warning.
20703 2007-03-12 Richard Henderson <rth@redhat.com>
20705 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20706 (TARGET_SECTION_TYPE_FLAGS): New.
20708 2007-03-12 Richard Henderson <rth@redhat.com>
20710 * config/darwin.c (machopic_reloc_rw_mask): New.
20711 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20712 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20714 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20716 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20717 * cppdefault.h (cpp_PREFIX): Document.
20718 (cpp_PREFIX_len): Likewise.
20719 (cpp_EXEC_PREFIX): New variable.
20720 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20721 * c-incpath.c (add_standard_paths): Correct logic for relocating
20722 paths within prefix.
20724 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20726 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20727 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20729 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20730 fix_truncdfdi_sse using SSEMODEF mode macro.
20731 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20732 fix_truncdfsi_sse using SSEMODEF mode macro.
20733 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20734 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20736 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20738 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20739 elfos.h to tm_file.
20741 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20743 * tree.h : Add multiple_of_p declaration.
20744 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20745 * ipa-type-escape.c (results_of_malloc): Redundant.
20746 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20747 (cast_type): Extended with new members.
20748 (check_cast): Returns cast_type.
20749 (cast): New structure for data of walk_use_def_chains.
20750 (is_malloc_result, is_cast_from_non_pointer_1,
20751 is_cast_from_non_pointer,
20752 is_array_access_through_pointer_and_index): New functions.
20753 (look_for_casts): Returns cast types.
20754 (check_call): Returns void.
20755 (okay_pointer_operation): Use support of pointer plus index,
20756 pointer plus constant and allow all multiplications.
20758 2007-03-11 Richard Guenther <rguenther@suse.de>
20760 PR tree-optimization/31115
20761 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20762 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20763 A shift count of zero is not special as with *_DIV_EXPR.
20764 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20767 2007-03-11 Ian Lance Taylor <iant@google.com>
20769 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20770 the *_DIV_EXPR codes correctly with overflow infinities.
20772 2007-03-11 Ira Rosen <irar@il.ibm.com>
20774 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20775 indicate success/failure of the analysis. Add negation to subtrahend
20776 in case of subtraction. Fail if both operands contain constants.
20777 (create_data_ref): Fail if analyze_offset fails.
20779 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20781 * config/i386/i386.md (frndintxf2): Rename to ...
20782 (rintxf2): ... this. Remove expander having same name.
20783 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20784 (roundsf2, rounddf2): Ditto.
20785 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20786 (lround<mode>di2, lround<mode>si2): Ditto.
20788 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20790 * lower-subreg.c: Include except.h.
20791 (decompose_multiword_subregs): Verify that the only control flow
20792 insns we can split are loads to multi-words pseudos.
20793 Handle breaking such blocks after splitting, instead of calling
20794 find_many_sub_basic_blocks.
20796 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20797 on the new basic block. Add a lengthy comment explaining why we
20798 thought this was necessary.
20799 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20801 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20804 * tree.c (walk_type_fields): Recurse into the element type of
20805 ARRAY_TYPEs if there is a pointer set.
20807 2007-03-10 Dirk Mueller <dmueller@suse.de>
20809 * c-common.c (warn_logical_operator): Fix condition.
20811 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20813 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20815 * config/darwin.c (machopic_select_section): Remove superfluous
20816 argument in call to categorize_decl_for_section. Remove unused
20819 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20821 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20823 * configure: Regenerate.
20825 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20828 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20829 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20830 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20831 Add LABEL_NUSES to emitted label.
20832 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20833 branch probability value to emitted jump insn.
20834 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20835 Do not check life information and do not re-arrange input operands
20836 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20838 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20840 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20841 the change of decode_asm_operands.
20843 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20845 * mode-switching.c (create_pre_exit): Skip blockage insn.
20847 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20849 * tree-pass.h (TODO_update_smt_usage): Remove.
20851 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20855 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20857 * pa.c (attr_length_call): Revise condition for long
20858 pc-relative branch.
20859 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20860 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20861 sequence on SOM target.
20863 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20865 * gcc.c: Document %{, in big comment at top.
20866 (input_suffix_matches): Remove special handling for .s and
20868 (input_spec_matches): New.
20869 (handle_braces): Handle %{,.
20870 (validate_switches): ',' indicates a value which is not a switch.
20871 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20872 to detect assembler input.
20873 * config/i386/sol2.h (CPP_SPEC): Likewise.
20874 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20875 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20876 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20877 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20878 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20879 -m64 causes deployment target to default to 10.5.
20880 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20882 2007-03-09 Richard Henderson <rth@redhat.com>
20885 * target.h (targetm.asm.out.reloc_rw_mask): New.
20886 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20887 (TARGET_ASM_OUT): Use it.
20888 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20889 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20890 use the new reloc_rw_mask target hook instead.
20891 (default_section_type_flags_1): Merge into...
20892 (default_section_type_flags): ... here.
20893 (decl_readonly_section_1): Merge into...
20894 (decl_readonly_section): ... here.
20895 (default_elf_select_section_1): Merge into...
20896 (default_elf_select_section): ... here.
20897 (default_unique_section_1): Merge into...
20898 (default_unique_section): ... here.
20899 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20900 (default_select_rtx_section): Use it.
20901 (default_elf_select_rtx_section): Likewise.
20902 * output.h: Update to match.
20903 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20904 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20905 (TARGET_ASM_RELOC_RW_MASK): New.
20906 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20907 to categorize_decl_for_section.
20908 (x86_64_elf_unique_section): Likewise.
20909 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20910 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20911 (TARGET_ASM_RELOC_RW_MASK): New.
20912 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20913 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20914 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20915 (TARGET_RWRELOC): Remove.
20916 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20917 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20918 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20919 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20920 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20921 (rs6000_xcoff_select_section): Use decl_readonly_section.
20922 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20923 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20924 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20925 (TARGET_SECTION_TYPE_FLAGS): Remove.
20926 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20928 2007-03-09 Roger Sayle <roger@eyesopen.com>
20930 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20931 complex constant equality/inequality comparisons for here.
20932 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20933 known at compile-time or can be simplified to a scalar comparison.
20934 (fold_relational_const): Move compile-time evaluation of complex
20935 constant equality/inequality comparisons to here.
20937 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20939 PR rtl-optimization/30643
20940 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20942 (fold_rtx): Recurse, like before 2006-11-03.
20944 2007-03-09 DJ Delorie <dj@redhat.com>
20946 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20949 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20951 PR tree-optimization/30375
20952 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20953 LHS of statements is not the same.
20954 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20956 2007-03-09 Chao-ying Fu <fu@mips.com>
20958 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20960 * doc/invoke.texi (-mdspr2): Document new option.
20961 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20962 New unspec for DSP REV 2.
20963 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20964 these instructions are extended in DSP REV 2.
20965 (mips-dspr2.md): Include.
20966 * config/mips/mips.opt (mdspr2): New option.
20967 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20968 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20969 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20970 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20971 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20972 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20973 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20975 (bdesc_map): Add one field of unsupported_target_flags.
20976 (bdesc_arrays): Update entries to have extra fields. Add
20978 (mips_init_builtins): Initialize new function types.
20979 Check unsupported_target_fileds to filter out builtins.
20980 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20982 (ASM_SPEC): Pass mdspr2 to the assembler.
20983 * config/mips/mips-dspr2.md: New file.
20985 2007-03-09 Sa Liu <saliu@de.ibm.com>
20987 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20989 2007-03-09 Ian Lance Taylor <iant@google.com>
20991 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20992 argument) like -Wstrict-overflow=2.
20993 * doc/invoke.texi (Warning Options): Update documentation.
20995 2007-03-09 Dirk Mueller <dmueller@suse.de>
20998 * doc/invoke.texi (-Wlogical-op): Document.
20999 * common.opt (-Wlogical-op): New.
21000 * c-common.h (warn_logical_operator): Declare.
21001 * c-common.c (warn_logical_operator): Define.
21002 * c-typeck.c (parser_build_binary_op): Call
21003 warn_logical_operator.
21005 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21007 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
21008 * final.c (final_scan_insn): Test for non-"" file name.
21010 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
21012 * doc/loop.texi: Document the Omega linear constraints solver.
21013 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
21014 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
21015 omega-hash-table-size, omega-max-keys, and
21016 omega-eliminate-redundant-constraints.
21017 * tree-pass.h (pass_check_data_deps): Declared.
21020 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
21021 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
21022 pass_check_data_deps): New.
21023 * tree-data-ref.c (init_data_ref): Remove declaration.
21024 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
21025 (analyze_array): Renamed init_array_ref, move up initializations.
21026 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
21027 Removed arguments that are set to NULL.
21028 (analyze_indirect_ref): Correct indentation, correct call to
21030 (object_analysis): Call init_array_ref instead of analyze_array.
21031 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
21032 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
21033 of DR_ACCESS_FNS_ADDR.
21034 (init_omega_eq_with_af, omega_extract_distance_vectors,
21035 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
21036 ddr_consistent_p): New.
21037 (compute_affine_dependence): Check consistency of ddrs when
21038 flag_check_data_deps is passed.
21039 (analyze_all_data_dependences): Uncomment.
21040 (tree_check_data_deps): New.
21041 * tree-data-ref.h: Include omega.h.
21042 (DR_ACCESS_FNS_ADDR): Removed.
21043 (data_dependence_relation): Add inner_loop.
21044 (DDR_INNER_LOOP): New.
21045 * common.opt (fcheck-data-deps): New.
21046 * tree-flow.h (tree_check_data_deps): Declare.
21047 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
21048 (OBJS-common): Depend on omega.o.
21050 * passes.c (pass_check_data_deps): Scheduled.
21051 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
21052 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
21053 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
21054 PARAM_VECT_MAX_VERSION_CHECKS,
21055 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
21057 2007-03-09 Richard Guenther <rguenther@suse.de>
21059 PR tree-optimization/30904
21060 PR middle-end/31058
21061 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
21062 the same way as *_DIV_EXPR.
21064 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21066 * recog.c (decode_asm_operands): No mixed declarations and code.
21068 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21070 * rtl.def (ASM_INPUT): Add location.
21071 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
21072 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
21073 (decode_asm_operands): Add loc operand.
21074 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
21075 * stmt.c (expand_asm): Rename to...
21076 (expand_asm_loc): ... this. Add locus argument. Pass it on to
21077 gen_rtx_ASM_INPUT_loc.
21078 (expand_asm_expr): Adjust.
21079 * recog.c (decode_asm_operands): Add loc operand.
21080 (check_asm_operands, extract_insn): Adjust.
21081 * reload1.c (maybe_fix_stack_asms): Likewise.
21082 * final.c (asm_insn_count): Likewise.
21083 (final_scan_insn): Output # line before and after asm.
21085 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
21087 * tree-ssa-structalias.c (variable_info): Remove
21089 (new_var_info): Ditto.
21090 (shared_bitmap_info_t): New structure.
21091 (shared_bitmap_table): New variable.
21092 (shared_bitmap_hash): New function.
21093 (shared_bitmap_eq): Ditto
21094 (shared_bitmap_lookup): Ditto.
21095 (shared_bitmap_add): Ditto.
21096 (merge_smts_into): Change to take bitmap directly.
21097 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
21098 (init_alias_vars): Init shared bitmap hashtable.
21099 (delete_points_to_sets): Delete shared bitmap hashtable.
21100 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
21101 is_aliased removal as a change that was still necessary was
21104 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
21106 * config/i386/i386.h (override_options): Conditionally disable
21107 x86_sahf for 64bit targets only.
21109 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21112 * c-decl.c (merge_decls): Don't call make_var_volatile.
21113 * varasm.c (make_var_volatile): Remove.
21114 * output.h (make_var_volatile): Remove.
21116 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21118 PR tree-optimization/31085
21119 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21121 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21123 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21124 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21125 ATTR_CONST_NOTHROW_LIST.
21127 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21130 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21132 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21134 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21137 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21139 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21140 passed, use shared libgcc.
21142 2007-03-08 Roger Sayle <roger@eyesopen.com>
21144 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21145 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21146 (honor_protect_cleanup_actions, lower_try_finally_switch):
21148 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21149 ifc_temp_var): Likewise.
21150 * tree-inline.c (setup_one_parameter): Likewise.
21151 * tree-mudflap.c (mf_decl_cache_locals,
21152 mf_build_check_statement_for): Likewise.
21153 * tree-nested.c (init_tmp_var, save_tmp_var,
21154 finalize_nesting_tree_1): Likewise.
21155 * tree-outof-ssa.c (insert_copy_on_edge,
21156 insert_backedge_copies): Likewise.
21157 * tree-profile.c (tree_gen_edge_profiler,
21158 tree_gen_ic_profiler): Likewise.
21159 * tree-scalar-evolution.c (scev_const_prop): Likewise.
21160 * tree-sra.c (sra_build_assignment): Likewise.
21161 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
21162 * tree-ssa-math-opts.c (insert_reciprocals,
21163 execute_cse_sincos_1): Likewise.
21164 * tree-tailcall.c (adjust_accumulator_values,
21165 adjust_return_value): Likewise.
21166 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
21167 * tree-vect-transform.c (vect_create_data_ref_ptr,
21168 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
21169 vect_create_epilog_for_reduction, vectorizable_reduction,
21170 vectorizable_call, vectorizable_conversion,
21171 vectorizable_assignment, vectorizable_operation,
21172 vectorizable_type_demotion, vect_gen_widened_results_half,
21173 vect_permute_store_chain, vectorizable_store,
21174 vect_setup_realignment, vect_permute_load_chain,
21175 vectorizable_load, vectorizable_condition,
21176 vect_create_cond_for_align_checks): Likewise.
21177 * tree-vrp.c (build_assert_expr_for): Likewise.
21179 2007-03-08 Ian Lance Taylor <iant@google.com>
21181 * tree-vrp.c: Include "intl.h".
21182 (usable_range_p): New static function.
21183 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
21184 overflowed values, juts set *strict_overflow_p.
21185 (compare_values): Only return -2 if one of the operands is not a
21187 (compare_ranges): Call usable_range_p.
21188 (compare_range_with_value): Likewise.
21189 (vrp_evaluate_conditional_warnv): Rename from
21190 vrp_evaluate_conditional. Make static. Change all callers.
21191 (vrp_evaluate_conditional): New function.
21192 (simplify_div_or_mod_using_ranges): Issue warning about reliance
21193 on signed overflow.
21194 (simplify_abs_using_ranges): Likewise.
21195 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
21196 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
21197 within_stmt parameter.
21198 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21199 vrp_evaluate_conditional.
21200 * tree-ssa-threadedge.c
21201 (record_temporary_equivalences_from_stmts_at_dest): Change
21202 simplify parameter to take a second tree parameter.
21203 (simplify_control_stmt_condition): Likewise.
21204 (thread_across_edge): Likewise.
21205 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21206 (thread_across_edge): Likewise.
21207 * Makefile.in (tree-vrp.o): Depend upon intl.h.
21209 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
21211 * config/i386/i386.h (TARGET_SAHF): New define.
21212 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
21213 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
21214 (x86_sahf): New global variable.
21215 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
21216 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
21217 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
21218 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
21220 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
21221 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
21222 when expanding fcomi/sahf based tests.
21223 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
21224 expanding sahf based alternative. Emit sahf based sequence when
21225 optimizing for code size.
21226 * config/i386/i386.md (x86_sahf_1): Do not disable for
21227 TARGET_64BIT, enable for TARGET_SAHF.
21229 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
21231 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
21232 spurious whitespace from error message.
21234 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
21237 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
21239 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
21241 * c-decl.c (grokdeclarator): Disable warnings for anonymous
21243 * tree-sra.c (instantiate_element): Propagate disabled warnings
21244 from the element itself to the created variable.
21246 2007-03-07 Richard Henderson <rth@redhat.com>
21249 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
21250 silently fix up the stack in the case of a missing register.
21252 2007-03-07 Paul Brook <paul@codesourcery.com>
21254 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
21256 2007-03-07 Joseph Myers <joseph@codesourcery.com>
21258 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
21260 (phase1_vrs): Use them.
21261 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
21262 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
21263 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
21264 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
21265 __gnu_Unwind_Restore_WMMXC if required.
21266 (_Unwind_VRS_Pop): Implement iWMMXt support.
21267 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
21268 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
21269 gnu_Unwind_Save_WMMXC): Define.
21271 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21273 * config/vxworks.h (vxworks_override_options): Declare.
21274 (VXWORKS_OVERRIDE_OPTIONS): Use it.
21275 * config/vxworks.c: Include target.h and toplev.h.
21276 (vxworks_override_options): New function.
21277 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
21279 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
21281 * config/s390/s390.c (override_options): Don't emit an error when
21282 -mstack-size is used without providing -mstack-guard.
21283 (s390_emit_prologue): Choose stack_guard value automatically if not
21284 provided via command line.
21285 * doc/invoke.texi: Adjust description of -mstack-guard and
21288 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21290 * config/i386/i386.c (output_set_got): Add a GOT initialization
21291 sequence for VxWorks PIC.
21292 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
21293 around labels as well as symbols. Use gotoff_operand instead
21294 of local_symbolic_operand.
21295 (legitimize_pic_address): Use gotoff_operand instead of
21296 local_symbolic_operand. Use @GOT accesses for labels as
21298 (ix86_output_addr_diff_elt): Use PC-relative rather than
21299 GP-relative offsets for VxWorks PIC.
21300 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
21301 no_new_pseudos. Check whether the returned register is op0.
21302 * config/i386/i386.md (tablejump): Use PC-relative rather than
21303 GP-relative offsets for VxWorks PIC.
21304 * config/i386/predicates.md (gotoff_operand): New predicate.
21306 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21308 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
21310 * config/vxworks-dummy.h: New file.
21311 * config/i386/i386.h: Include it.
21313 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
21315 * dwarf2out.c (is_inlined_entry_point): New
21316 (add_high_low_attributes): Emit DW_AT_entry_pc along with
21317 DW_AT_ranges if the first subblock is the entry point.
21319 2007-03-06 David Daney <ddaney@avtrex.com>
21321 * doc/install.texi (mips-*-*): Change recommended binutils
21324 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21326 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21327 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21329 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21330 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21332 2007-03-06 Jan Hubicka <jh@suse.cz>
21334 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21335 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21337 (probably_cold_bb_p): Cold functions are cold.
21338 (probably_never_executed_bb_p): Cold functions are cold.
21339 (tree_bb_level_predictions): Predict calls to cold functions as not
21341 (compute_function_frequency): Check hot/cold attributes.
21342 * function.h (function_frequency): Update comments.
21343 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21344 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21345 (c_common_att): Add cold and hot.
21347 * doc/extend.texi (hot,cold attributes): Document.
21349 2007-03-06 Andrew Haley <aph@redhat.com>
21351 * function.c (expand_function_end): Move blockage to just after we
21352 emit the label for the naked return from the function.
21354 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21356 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21359 2007-03-06 Jan Hubicka <jh@suse.cz>
21361 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21362 loaded for constant large models. Non-large 64bit PIC can do.
21363 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21364 * cmodel.h: Add LARGE PIC.
21365 * i386.md (UNSPEC_PLTOFF): New.
21366 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21368 (*call_1_rex64): Disable for large models.
21369 (*call_1_rex64_large): New.
21370 (*call_value_1_rex64): Disable for large models.
21371 (*call_value_1_rex64_large): New.
21372 (set_rip_rex4): New.
21373 (set_got_offset_rex64): New.
21374 * predicates.md (constant_call_address_operand): For large model
21375 constant calls are not possible.
21376 * i386-protos.h (construct_plt_address): Declare.
21377 * i386.c (override_options): Accept large models.
21378 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21379 (legitimate_constant_p): Add new UNSPECs.
21380 (legitimate_pic_operand_p): Likewise.
21381 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21382 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21384 (output_pic_addr_const): Add PLTOFF.
21385 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21386 (ix86_expand_move): Legitimize pic address when in PIC mode.
21387 (construct_plt_address): New function.
21388 (ix86_expand_call): Offload the address to register and use GOT
21389 pointer for large model.
21390 * invoke.texi (mcmodel=large): Update documentation.
21392 2007-03-06 Richard Henderson <rth@redhat.com>
21394 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21395 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21396 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21397 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21398 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21399 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21400 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21401 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21402 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21403 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21404 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21405 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21406 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21407 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21408 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21409 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21410 x86_schedule, x86_use_bt, x86_pad_returns,
21411 x86_use_xchgb): Merge into ...
21412 (ix86_tune_features): ... here. New array.
21413 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21414 x86_bswap): Merge into ...
21415 (ix86_arch_features): ... here. New array.
21416 (x86_3dnow_a): Remove.
21417 (x86_accumulate_outgoing_args): Make static.
21418 (x86_arch_always_fancy_math_387): Make static.
21419 (ix86_tune_mask, ix86_arch_mask): Move ...
21420 (override_options): ... to local variables here. Apply the
21421 appropriate mask to each element of ix86_arch_features and
21422 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21423 as were done in the old macros.
21424 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21425 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21426 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21427 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21428 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21429 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21430 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21431 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21432 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21433 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21434 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21435 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21436 x86_accumulate_outgoing_args, x86_prologue_using_move,
21437 x86_epilogue_using_move, x86_decompose_lea,
21438 x86_arch_always_fancy_math_387, x86_shift1,
21439 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21440 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21441 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21442 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21443 x86_use_incdec, x86_pad_returns, x86_bswap,
21444 x86_partial_flag_reg_stall): Remove.
21445 (enum ix86_tune_indices): New.
21446 (ix86_tune_features): New.
21447 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21448 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21449 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21450 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21451 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21452 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21453 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21454 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21455 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21456 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21457 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21458 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21459 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21460 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21461 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21462 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21463 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21464 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21465 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21466 TARGET_EXT_80387_CONSTANTS): Use it.
21467 (enum ix86_arch_indices): New.
21468 (ix86_arch_features): New.
21469 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21470 TARGET_BSWAP): Use it.
21471 (ix86_tune_mask, ix86_arch_mask): Remove.
21473 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21476 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21477 Define using $${sysroot_headers_suffix}.
21478 * configure: Regenerate.
21479 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21480 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21482 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21483 * gcc.c (print_sysroot_headers_suffix): New.
21484 (option_map): Include --print-sysroot-headers-suffix.
21485 (display_help): Mention -print-sysroot-headers-suffix.
21486 (process_command): Handle -print-sysroot-headers-suffix.
21487 (do_spec_1): Append multilib directory to include-fixed path if
21488 sysroot suffixes in use.
21489 (main): Handle -print-sysroot-headers-suffix.
21490 * Makefile.in (start.encap): Don't depend on xlimits.h
21491 (xlimits.h): Remove.
21492 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21493 limits.h for each multilib in fixinc_list.
21494 (fixinc_list, s-fixinc_list): New.
21495 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21496 generate them for each multilib in fixinc_list.
21497 (stmp-fixproto): Use include-fixed. Run fixproto for each
21498 multilib in fixinc_list.
21499 (mostlyclean): Don't remove xlimits.h.
21500 (clean): Remove include-fixed.
21501 (real-install-headers-tar, real-install-headers-cpio,
21502 real-install-headers-cp): Don't copy include, only include-fixed.
21503 (install-mkheaders): Depend on fixinc_list. Don't depend on
21504 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21505 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21506 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21508 2007-03-06 Jan Hubicka <jh@suse.cz>
21510 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21513 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21515 * configure.ac: Allow tm_file to contain build-directory files.
21516 * configure: Regenerate.
21517 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21518 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21519 * config/m68k/print-sysroot-suffix.sh: New file.
21521 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21523 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21524 of pic_offset_table_rtx if reload_completed.
21525 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21526 PIC_OFFSET_TABLE_REGNUM.
21527 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21529 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21530 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21532 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21534 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21535 functions that call eh_return.
21537 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21539 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21540 functions that need a constant pool.
21542 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21545 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21546 (m68k_preferred_reload_class): Likewise.
21547 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21548 (SECONDARY_RELOAD_CLASS): Define.
21549 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21550 (LIMIT_RELOAD_CLASS): Delete.
21551 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21552 registers from storing bytes.
21553 (m68k_secondary_reload_class): New function.
21554 (m68k_preferred_reload_class): Likewise.
21556 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21558 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21560 (m68k_expand_prologue): Likewise.
21562 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21564 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21565 (mips_expand_epilogue): Add a bool parameter.
21566 (m68k_legitimize_sibcall_address): Declare.
21567 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21568 (m68k_expand_epilogue): Add a parameter to select between sibling
21569 and normal epilogues. Only generate a return for the latter.
21570 (m68k_ok_for_sibcall_p): New function.
21571 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21572 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21573 (sibcall_value, *sibcall_value): Likewise.
21574 (*call, *call_value): Require !SIBLING_CALL_P.
21575 (epilogue): Update call to m68k_expand_epilogue.
21576 (sibcall_epilogue): New pattern.
21577 * config/m68k/predicates.md (const_call_operand): Say that this
21578 predicate applies to sibling calls too.
21579 (sibcall_operand): New predicate.
21581 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21583 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21584 alternatives as movsi_cf.
21585 (movsf_cf_hard): Add commentary.
21587 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21588 Richard Sandiford <richard@codesourcery.com>
21590 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21591 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21592 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21593 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21594 as being live on exit from an interrupt function.
21595 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21596 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21597 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21598 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21599 (m68k_interrupt_function_p): Globalize.
21600 (m68k_compute_frame_layout): Remove reverse mask code.
21601 (m68k_emit_movem, m68k_set_frame_related): New functions.
21602 (m68k_output_function_prologue): Delete in favor of...
21603 (m68k_expand_prologue): ...this new function.
21604 (m68k_output_function_epilogue): Delete in favor of...
21605 (m68k_expand_epilogue): ...this new function.
21606 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21608 (print_operand): Handle %?.
21609 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21610 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21611 (prologue, epilogue): New patterns.
21612 (return): Turn into a define_expand.
21613 (*return): New pattern, derived from old "return" pattern. Use rte
21614 rather than rts for interrupt functions. Only use rtd if the pop
21616 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21617 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21618 (link, *link, unlink, *unlink, load_got): Likewise.
21620 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21624 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21625 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21626 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21627 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21628 and m68k_matches_u_p.
21629 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21630 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21631 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21632 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21633 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21634 (REG_STRICT_P): New macro.
21635 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21636 PCREL_GENERAL_OPERAND_OK.
21637 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21638 m68k_legitimate_base_reg_p.
21639 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21640 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21641 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21642 * config/m68k/m68k.c (m68k_address): New structure.
21643 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21644 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21645 (m68k_jump_table_ref_p, m68k_decompose_address)
21646 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21647 (m68k_matches_u_p): New functions.
21648 (print_operand_address): Rewrite to use m68k_decompose_index.
21650 2007-03-05 David Taylor <dtaylor@emc.com>
21652 * gcc.c: Correct copyright date in --version output.
21654 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21656 * pa.md: In unamed move patterns, disparge copies between general
21657 and floating point registers using '?' modifier. Don't include 'f'
21658 constraint for register preferences in DImode, SImode, HImode and
21659 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21660 Remove constraints for copies between general and floating registers
21661 in soft-float DFmode pattern.
21662 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21666 2007-03-05 Mike Stump <mrs@apple.com>
21668 * c-common.c (targetcm): Add.
21669 * c-opts.c (c_common_handle_option): Handle language specific
21671 * opts.c (handle_option): Verify language for target options, if
21673 * opth-gen.awk: Add CL_LANG_ALL.
21674 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21675 (TARGETCM_INITIALIZER): Add.
21676 * target.h (struct gcc_targetcm): Add.
21678 * targhooks.c (default_handle_c_option): Add.
21679 * targhooks.h (default_handle_c_option): Add.
21680 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21682 * config/darwin.opt (iframework): Add.
21683 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21684 * config/darwin-c.c (handle_c_option): Add.
21685 (TARGET_HANDLE_C_OPTION): Add.
21687 * doc/invoke.texi (Darwin Options): Add -iframework.
21689 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21691 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21694 2007-03-05 Ian Lance Taylor <iant@google.com>
21696 * c.opt (fgnu89-inline): New option.
21697 * c-opts.c (c_common_post_options): Set default value for
21699 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21700 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21702 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21703 (grokdeclarator, start_function): Likewise.
21704 * c-cppbuiltin.c (c_cpp_builtins): Define either
21705 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21706 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21707 (C Dialect Options): Document -fgnu89-inline.
21708 * doc/extend.texi (Function Attributes): Explain what the
21709 gnu_inline attribute does.
21710 * doc/cpp.texi (Common Predefined Macros): Document
21711 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21713 2007-03-05 Ian Lance Taylor <iant@google.com>
21715 PR tree-optimization/31034
21716 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21717 half-range if the other side is an overflow infinity.
21719 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21721 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21722 (bfin*-linux-uclibc*): New configuration.
21723 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21725 * config/bfin/linux.h: New file.
21726 * config/bfin/libgcc-bfin.ver: New file.
21727 * config/bfin/t-bfin-uclinux: New file.
21728 * config/bfin/t-bfin-linux: New file.
21729 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21730 (TARGET_OS_CPP_BUILTINS): New macro.
21732 2007-03-05 Richard Guenther <rguenther@suse.de>
21734 * fold-const.c (fold_binary): Remove duplicate folding
21735 of comparison of non-null ADDR_EXPR against null.
21737 2007-03-05 Richard Guenther <rguenther@suse.de>
21738 Dorit Nuzman <dorit@il.ibm.com>
21740 PR tree-optimization/26420
21741 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21742 are no loops in the function. Only print the number of
21743 vectorized loops if it is greater than zero or we are supposed
21744 to print information about unvectorized loops.
21746 2007-03-05 Revital Eres <eres@il.ibm.com>
21748 * gcc.dg/var-expand1.c: New test.
21749 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21750 when an accumulator is expanded.
21752 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21755 * c-common.c (convert_and_check): Don't give warnings for
21756 conversion if 'expr' already overflowed.
21758 2007-03-04 Roger Sayle <roger@eyesopen.com>
21760 PR middle-end/30744
21761 * fold-const.c (fold_comparison): Enforce type consistency when
21762 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21764 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21766 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21767 containing a cast to the base of TARGET_MEM_REF.
21769 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21771 * tree.c (tree_contains_struct_check_failed): Remove spurious
21772 whitespace from error message.
21774 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21777 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21778 instead of precision.
21780 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21781 Nathan Sidwell <nathan@codesourcery.com>
21783 * emit-rtl.c (find_auto_inc): New.
21784 (try_split): recreate REG_INC notes,
21785 Use regular for loops rather than whiles.
21787 2007-03-03 Andreas Schwab <schwab@suse.de>
21789 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21790 * configure: Regenerate.
21792 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21794 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21795 flag_rounding_math, not flag_unsafe_math_optimizations.
21797 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21799 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21800 alpha_fold_vector_minmax): Likewise.
21801 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21802 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21804 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21806 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21807 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21808 if the lhs has side-effects.
21809 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21811 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21813 * config/i386/i386.h (TUNEMASK): Remove define.
21814 (ARCHMASK): Remove define.
21815 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21816 Use ix86_arch_mask variable instead of ARCHMASK.
21817 * config/i386/i386.c (override_options): Ditto.
21818 (standard_80387_constant_p): Ditto.
21820 2007-03-02 Ian Lance Taylor <iant@google.com>
21822 Used signed infinities in VRP.
21823 * tree-vrp.c (uses_overflow_infinity): New static function.
21824 (supports_overflow_infinity): New static function.
21825 (make_overflow_infinity): New static function.
21826 (negative_overflow_infinity): New static function.
21827 (positive_overflow_infinity): New static function.
21828 (is_negative_overflow_infinity): New static function.
21829 (is_positive_overflow_infinity): New static function.
21830 (is_overflow_infinity): New static function.
21831 (overflow_infinity_range_p): New static function.
21832 (compare_values_warnv): New function split out of compare_values.
21833 (compare_value): Call it.
21834 (set_value_range_to_nonnegative): Add overflow_infinity
21835 parameter. Change caller.
21836 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21838 (vrp_expr_computes_nonzero): Likewise.
21839 (compare_ranges, compare_range_with_value): Likewise.
21840 (compare_name_with_value, compare_names): Likewise.
21841 (vrp_evaluate_conditional): Likewise.
21842 (set_value_range): Handle infinity
21843 (vrp_operand_equal_p, operand_less_p): Likewise.
21844 (extract_range_from_assert): Likewise.
21845 (vrp_int_const_binop): Likewise.
21846 (extract_range_from_binary_expr): Likewise.
21847 (extract_range_from_unary_expr): Likewise.
21848 (extract_range_from_comparison): Likewise.
21849 (extract_range_from_expr): Likewise.
21850 (dump_value_range): Likewise.
21851 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21852 (test_for_singularity): Likewise.
21853 (vrp_int_const_binop): Remove inline qualifier.
21854 (adjust_range_with_scev): Add comment.
21855 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21857 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21859 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21860 (get_constraint_for): Likewise.
21861 (do_structure_copy): Likewise.
21862 (find_func_aliases): Fix references to MODIFY_EXPR.
21863 (intra_create_variable_infos): Tidy.
21864 * tree-ssa-operands.c (add_virtual_operand): Add argument
21866 When adding members of alias sets, if IS_CALL_SITE is true and
21867 the symbol is not call-clobbered, skip it.
21868 Adjust all callers.
21870 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21872 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21873 entry by means of emit_insn_at_entry.
21875 2007-03-02 Richard Henderson <rth@redhat.com>
21877 * expr.h (promoted_input_arg): Remove decl.
21878 * function.c (promoted_input_arg): Merge into ...
21879 * combine.c (setup_incoming_promotions): ... only caller.
21880 Rearrange to avoid double loop.
21882 2007-03-02 Ben Elliston <bje@au.ibm.com>
21883 Peter Bergner <bergner@vnet.ibm.com>
21884 Janis Johnson <janis187@us.ibm.com>
21886 * config/rs6000/dfp.md: New file.
21887 * config/rs6000/rs6000.md: Include dfp.md.
21888 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21889 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21890 and TDmode decimal float modes in FP registers.
21891 (num_insns_constant): Likewise.
21892 (rs6000_legitimate_offset_address_p): Likewise.
21893 (rs6000_legitimize_address): Likewise.
21894 (rs6000_legitimize_reload_address): Likewise.
21895 (rs6000_legitimate_address): Likewise.
21896 (rs6000_emit_move): Likewise.
21897 (function_arg_boundary): Likewise.
21898 (function_arg_advance): Likewise.
21899 (rs6000_darwin64_record_arg_recurse): Likewise.
21900 (function_arg): Likewise.
21901 (rs6000_gimplify_va_arg): Likewise.
21902 (rs6000_split_multireg_move): Likewise.
21903 (rs6000_output_function_epilogue): Likewise.
21904 (rs6000_output_function_epilogue): Likewise.
21905 (rs6000_register_move_cost): Likewise.
21906 (rs6000_function_value): Likewise.
21907 (rs6000_libcall_value): Likewise.
21909 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21911 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21913 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21915 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21916 Use $MULTIDIR to choose between the kernel and RTP headers,
21917 and use $WIND_BASE and $WIND_USR to locate them.
21919 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21921 * config/i386/i386.c (override_options): Put initialization of
21922 ix86_tune_mask and ix86_arch_mask to the correct place.
21924 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21925 Michael Meissner <michael.meissner@amd.com>
21928 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21929 (ARCHMASK): Define.
21930 (TARGET_CMOVE): Use ARCHMASK.
21931 (TARGET_CMPXCHG): Ditto.
21932 (TARGET_CMPXCHG8B): Ditto.
21933 (TARGET_XADD): Ditto.
21934 (TARGET_BSWAP): Ditto.
21935 * config/i386/i386.c (ix86_tune_mask): New global variable.
21936 (ix86_arch_mask): Ditto.
21937 (override_options): Initialize ix86_tune_mask and
21938 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21941 2007-03-02 Ben Elliston <bje@au.ibm.com>
21944 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21946 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21948 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21949 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21950 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21951 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21953 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21954 rs6000_init_dwarf_reg_sizes_extra): New.
21955 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21956 SPE register high parts.
21958 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21960 * Makefile.in: Add install-pdf target as
21961 copied from automake v1.10 rules.
21962 * configure.ac: Add install-pdf to target list.
21963 * configure: Regenerate.
21965 2007-03-01 Paul Brook <paul@codesourcery.com>
21967 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21968 modes to LDRD for DImode.
21969 (output_move_double): Fixup out of range ldrd/strd.
21970 (vfp_secondary_reload_class): Rename...
21971 (coproc_secondary_reload_class): ... to this. Add wb argument.
21972 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21973 coproc_secondary_reload_class for CLASS_IWMMXT.
21974 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21975 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21977 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21979 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21980 unroll factor by the estimated number of iterations.
21981 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21982 than prefetch latency.
21984 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21985 decode_caches_intel, detect_caches_intel): New functions.
21986 (host_detect_local_cpu): Use detect_caches_amd and
21987 detect_caches_intel.
21989 2007-03-01 Richard Henderson <rth@redhat.com>
21991 * expr.c (emit_move_complex_push): Export.
21992 (emit_move_complex_parts): Split out from ...
21993 (emit_move_complex): ... here.
21994 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21995 * config/i386/i386.md (movcdi): New.
21997 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21999 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
22000 size of mode1 to check for tieable modes in MMX case.
22002 2007-03-01 Richard Sandiford <richard@codesourcery.com>
22004 * Makefile.in (rtlanal.o): Depend on tree.h.
22005 * rtl.h (offset_within_section_p, split_const): Declare.
22006 * rtlanal.c: Include tree.h.
22007 (offset_within_block_p): New function, taken from
22008 mips_offset_within_object_p.
22009 (split_const): New function, taken from mips_split_const.
22010 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
22012 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
22013 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
22014 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
22015 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
22016 (m68k_illegitimate_symbolic_constant_p): New function.
22017 * config/m68k/m68k.md (movsi): Remove misleading predicates.
22018 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
22019 symbolic constant that might be outside the symbol's section,
22020 move the symbol first and then add the offset.
22021 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
22023 * config/mips/mips.c (mips_split_const): Delete.
22024 (mips_offset_within_object_p): Delete.
22025 (mips_symbolic_constant_p): Use offset_within_section_p and
22026 split_const instead of mips_offset_within_object_p and
22028 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
22029 (mips_legitimize_const_move, print_operand_reloc)
22030 (mips_dangerous_for_la25_p): Use split_const instead of
22033 2007-02-28 Eric Christopher <echristo@apple.com>
22035 * Makefile.in (install-include-dir): Don't rm -rf include.
22037 2007-02-28 Richard Guenther <rguenther@suse.de>
22039 PR middle-end/30364
22040 * fold-const.c (fold_binary): Do not associate expressions
22041 with more than one variable for integer types that do not wrap.
22043 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
22045 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
22046 Delete, and replace with...
22047 (fold_builtin_call_array): This. Update callers to use it.
22048 * fold-const.c (fold_build_call_list): Delete, and replace with...
22049 (fold_build_call_array): This.
22050 (fold_build_call_list_initializer): Delete, and replace with...
22051 (fold_build_call_array_initializer): This.
22052 * tree.h: Update declarations to reflect above changes.
22054 * c-typeck.c (build_function_call): Store converted arguments
22055 in a stack-allocated array instead of building a list.
22056 (convert_arguments): Store arguments in the array passed in as an
22057 argument, and return the actual number of arguments.
22058 * c-format.c: (check_function_format): Pass arguments in an
22059 array instead of a list.
22060 * c-common.c (check_function_nonnull): Likewise.
22061 (check_function_sentinel): Likewise.
22062 (check_function_arguments): Likewise.
22063 * c-common.h: Update declarations to reflect above changes.
22065 2007-02-28 Jan Hubicka <jh@suse.cz>
22067 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
22068 PRED_NEGATIVE_RETURN): Update outcomes.
22070 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
22072 * calls.c (emit_library_call_value_1): Handle partial registers
22073 correctly when building up CALL_INSN_FUNCTION_USAGE.
22075 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22077 * pa/predicates.md (move_src_operand): Allow zero for mode.
22078 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
22081 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
22084 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
22085 *movv2df_internal): Enable pattern only for valid operand
22087 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
22088 tie only 128bit modes. For MMX registers, tie only 64bit modes.
22090 2007-02-27 Mike Stump <mrs@apple.com>
22092 * config/darwin-crt3.c: Avoid compilation when compiling for a
22095 2007-02-27 Joseph Myers <joseph@codesourcery.com>
22097 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
22099 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
22100 for fixed headers and limits.h.
22101 (install-include-dir, install-headers-tar, install-headers-cpio,
22102 install-headers-cp, real-install-headers-tar,
22103 real-install-headers-cpio, real-install-headers-cp): Handle
22104 include-fixed as well as include.
22105 (install-mkheaders): Don't install files that go only in include
22107 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
22108 from GCC_INCLUDE_DIR.
22109 * gcc.c (process_command): Remove special -BstageN/ handling.
22110 (do_spec_1): Add include-fixed directories.
22112 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22114 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
22116 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22118 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22121 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22123 * c-common.c (get_priority): Add check for
22124 SUPPORTS_INIT_PRIORITY.
22126 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22128 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22130 * config/bfin/bfin.c: Include "cfglayout.h".
22131 (MAX_LSETUP_DISTANCE): New macro.
22132 (struct loop_info): New members incoming, incoming_src and
22133 incoming_dest. Delete member predecessor.
22134 (length_for_loop): New function.
22135 (bfin_optimize_loop): Handle more different loop structures.
22136 (bfin_discover_loop): Rework detection of predecessor blocks by
22137 examining incoming edges.
22138 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22140 (bfin_reorder_loops): New function.
22141 (bfin_reorg_loops): Use these three new functions.
22143 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22144 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22145 (CONSTRAINT_LEN): Add entry for 'q'.
22146 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22147 Add 'q' constraints.
22148 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22149 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22151 * config/bfin/bfin.md (add_with_carry): New pattern.
22152 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22153 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22154 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22155 support unsigned multiplies too. Removed incorrect commutativity from
22156 operand 1 constraint where appropriate.
22157 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22159 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
22160 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
22162 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
22163 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
22164 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
22165 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
22166 usmulhisi_hh_huh): New patterns.
22168 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
22169 lshifthi3): Fix output template to use half reg for operand 2.
22171 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
22174 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
22176 2007-02-27 Andreas Schwab <schwab@suse.de>
22178 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
22180 2007-02-27 Jan Hubicka <jh@suse.cz>
22182 * predict.c (last_basic_block_p): Remove.
22183 (tree_estimate_probability): Update return heuristic for commonized
22186 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22188 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
22190 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22192 * doc/include/gcc-common.texi (versionsubtitle): New macro.
22193 * doc/cpp.texi: Standardize title page.
22194 * doc/cppinternals.texi: Likewise.
22195 * doc/gcc.texi: Standardize title page, remove version number
22196 from copyright page.
22197 * doc/gccint.texi: Likewise.
22198 * doc/install.texi: Standardize title page, add table of
22201 2007-02-26 Jan Hubicka <jh@suse.cz>
22203 * predict.def: Set outcomes according to more recent results.
22204 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
22205 Remove dead predictors.
22206 * predict.c (return_prediction): Fix pasto.
22208 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22210 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
22211 change; avoid a memory leak when returning early.
22213 2007-02-26 Mark Mitchell <mark@codesourcery.com>
22215 * c-decl.c (static_ctors): Move to c-common.c.
22216 (static_dtors): Likewise.
22217 (finish_function): Use c_record_cdtor_fn.
22218 (build_cdtor): Move to c-common.c.
22219 (c_write_global_declarations): Use c_build_cdtor_fns.
22220 * c-common.h (static_ctors): Declare.
22221 (static_dtors): Likewise.
22222 (c_record_cdtor_fn): Likewise.
22223 (c_build_cdtor_fns): Likewise.
22224 * c-common.c (static_ctors): New variable.
22225 (static_dtors): Likewise.
22226 (c_record_cdtor_fn): New function.
22227 (build_cdtor): Move from c-decl.c
22228 (c_build_cdtor_fns): New function.
22230 * output.h (assemble_addr_to_section): Declare.
22231 (get_cdtor_priority_section): Likewise.
22232 * varasm.c (assemble_addr_to_section): New function.
22233 (get_cdtor_priority_section): Likewise.
22234 (default_named_section_asm_out_destructor): Use them.
22235 (destor_dtor_section_asm_out_destructor): Likewise.
22236 (default_named_section_asm_out_constructor): Likewise.
22237 (default_ctor_section_asm_out_constructor): Likewise.
22238 * config.gcc (*-*-vxworks*): Include vxworks.o.
22239 * config/t-vxworks (vxworks.o): New target.
22240 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
22241 (TARGET_ASM_CONSTRUCTOR): Define.
22242 (TARGET_ASM_DESTRUCTOR): Likewise.
22243 (vxworks_asm_out_constructor): Declare.
22244 (vxworks_asm_out_destructor): Likewise.
22246 * c-common.c (get_priority): Check that we have not just an
22247 INTEGER_CST, but an integer constant with integeral type.
22249 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
22251 PR tree-optimization/30938
22252 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
22253 use &dt[nargs-1] instead of &dt[nargs] in the call to
22254 vect_is_simple_use().
22256 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
22258 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
22259 from register elimination as PRE_MODIFY / POST_MODIFY increments.
22260 Do not attempt to handle MEM inside auto-inc expressions.
22261 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
22262 of a register modified by an auto-inc expression. However, do handle
22263 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
22264 (elimination_effects): Prohibit elimination of a register modified
22265 by an auto-inc expression. Disable register elimination rules whose
22266 target register is modified by an auto-inc expression with variable
22269 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
22271 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
22273 (array_at_struct_end_p): New function.
22274 (idx_infer_loop_bounds): Use it.
22275 (estimate_numbers_of_iterations_loop): Export.
22276 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22277 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
22278 (tree_estimate_probability): Call record_loop_exits.
22279 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
22280 (estimated_loop_iterations, estimated_loop_iterations_int,
22281 estimated_loop_iterations_tree): New functions.
22282 (analyze_siv_subscript_cst_affine,
22283 compute_overlap_steps_for_affine_1_2,
22284 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
22285 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
22286 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
22287 (PRED_LOOP_ITERATIONS_GUESSED): New.
22288 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
22289 * cfgloop.h (estimate_numbers_of_iterations_loop,
22290 estimated_loop_iterations_int): Declare.
22292 2007-02-25 Mark Mitchell <mark@codesourcery.com>
22294 * doc/extend.texi: Document optional priority argument to
22295 constructors and destructors.
22296 * tree.c (init_priority_for_decl): Adjust GTY markers.
22297 (init_ttree): Use priority-info hash functions for
22298 init_priority_for_decl.
22299 (tree_map_eq): Rename to ...
22300 (tree_map_base_eq): ... this.
22301 (tree_map_marked_p): Rename to ...
22302 (tree_map_base_marked_p): ... this.
22303 (tree_map_base_hash): New function.
22304 (decl_init_priority_lookup): Rework.
22305 (decl_fini_priority_lookup): New function.
22306 (decl_priority_info): New function.
22307 (decl_init_priority_insert): Use it.
22308 (decl_fini_priority_insert): Likewise.
22309 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
22311 (decl_restrict_base_insert): Likewise.
22312 (decl_debug_expr_insert): Likewise.
22313 (decl_value_expr_lookup): Likewise.
22314 (decl_value_expr_insert): Likewise.
22315 * tree.h (priority_type): New type.
22316 (decl_init_priority_lookup): Use priority_type.
22317 (decl_fini_priority_lookup): New function.
22318 (decl_init_priority_insert): Use priority_type.
22319 (decl_fini_priority_insert): New function.
22320 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22321 (DECL_INIT_PRIORITY): Likewise.
22322 (SET_DECL_INIT_PRIORITY): Add comment.
22323 (DECL_FINI_PRIORITY): New macro.
22324 (SET_DECL_FINI_PRIORITY): Likewise.
22325 (DEFAULT_INIT_PRIORITY): Document.
22326 (MAX_INIT_PRIORITY): Likewise.
22327 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22328 (tree_map_base): New type.
22329 (tree_map_base_eq): New function.
22330 (tree_map_base_hash): Likewise.
22331 (tree_map_base_marked_p): Likewise.
22332 (tree_map): Inherit from tree_map_base.
22333 (tree_map_eq): Make it a macro.
22334 (tree_map_marked_p): Likewise.
22335 (tree_int_map): Inherit from tree_map_base.
22336 (tree_int_map_eq): Make it a macro.
22337 (tree_int_map_hash): Likewise.
22338 (tree_int_map_marked_p): Likewise.
22339 (tree_priority_map): New type.
22340 (tree_priority_map_eq): New macro.
22341 (tree_priority_map_hash): Likewise.
22342 (tree_priority_map_marked_p): Likewise.
22343 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22345 (emutls_common_1): Likewise.
22346 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22347 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22348 of tree_map hierarchy.
22349 * tree-cfg.c (move_stmt_r): Likewise.
22350 (new_label_mapper): Likewise.
22351 * c-tree.h (c_expand_body): Move to ...
22352 * c-common.h (c_expand_body): ... here.
22353 * c-decl.c (c_expand_body): Move to ...
22354 * c-common.c (c_expand_body): ... here.
22355 (c_common_attribute_table): Allow 1 argument for the constructor
22356 and destructor attributes.
22357 (get_priority): New function.
22358 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22359 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22361 2007-02-24 Jan Hubicka <jh@suse.cz>
22363 PR middle-end/30509
22364 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22365 copying for inlining.
22367 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22368 Jan Hubicka <jh@suse.cz>
22371 * i386.c (counter_mode): New function.
22372 (expand_set_or_movmem_via_loop): Use it.
22373 (expand_movmem_epilogue): Likewise; fix pasto.
22374 (ix86_expand_movmem): Do emit guard even for constant counts.
22375 (ix86_expand_setmem): Likewise.
22377 2007-02-25 Nick Clifton <nickc@redhat.com>
22379 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22380 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22382 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22385 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22386 count argument with 0x10, not with 0x16.
22387 (expand_setmem_epilogue): Ditto.
22389 2007-02-24 Mike Stump <mrs@apple.com>
22391 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22394 2007-02-24 Richard Guenther <rguenther@suse.de>
22396 PR middle-end/30951
22397 * fold-const.c (fold_binary): Fold x +- CST op x for
22398 EQ_EXPR and NE_EXPR.
22400 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22402 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22404 2007-02-24 Jan Hubicka <jh@suse.cz>
22406 * cgraphunit.c (decide_is_function_needed): Honor
22407 -fkeep-inline-functions.
22409 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22411 * builtins.c (fold_builtin_modf): New.
22412 (fold_builtin_2): Use it.
22414 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22416 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22417 (determine_max_iter): Take additional LOOP arg; all callers changed.
22418 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22419 one using simplifications.
22420 (simplify_using_initial_values): Return if the expression becomes
22421 invalid due to altered regs.
22423 2007-02-23 DJ Delorie <dj@redhat.com>
22425 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22427 2007-02-23 Mike Stump <mrs@apple.com>
22429 * tlink.c (scan_linker_output): Parse linker messages from
22430 darwin9's linker better.
22432 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22435 * varpool.c (varpool_assemble_pending_decls): Set
22436 varpool_last_needed_node to null.
22438 2007-02-23 DJ Delorie <dj@redhat.com>
22440 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22441 alignment bigger than the object file can handle.
22443 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22446 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22447 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22448 (*movsf_1): Penalize MMX moves.
22450 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22452 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22453 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22455 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22457 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22459 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22460 (fold_builtin_1): Use them.
22461 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22462 BUILT_IN_SIGNIFICAND.
22464 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22466 * config/i386/i386.c (bdesc_1arg): Initialize
22467 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22468 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22469 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22470 and IX86_BUILTIN_MOVSLDUP.
22472 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22474 PR rtl-optimization/30841
22475 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22477 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22479 * builtins.c (fold_builtin_frexp): New.
22480 (fold_builtin_2): Use it.
22482 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22484 * doc/invoke.texi (Spec Files): Document getenv spec function.
22486 * gcc.c (getenv_spec_function): New function.
22487 (static_spec_functions): Add it.
22488 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22489 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22492 2007-02-22 Michael Matz <matz@suse.de
22495 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22496 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22498 2007-02-22 Ian Lance Taylor <iant@google.com>
22501 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22502 (mem_loc_descriptor): Call it.
22504 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22505 Ira Rosen <irar@il.ibm.com>
22507 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22509 2007-02-22 Ira Rosen <irar@il.ibm.com>
22511 PR tree-optimization/30843
22512 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22513 stores only after all the group is vectorized.
22515 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22517 PR tree-optimization/30858
22518 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22519 in the reduction cycle have a single use in the loop.
22520 * tree-vectorizer.h (relevant): Add documentation.
22522 2007-02-20 Mike Stump <mrs@apple.com>
22524 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22525 * configure: Regenerate.
22527 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22529 Change the defaults of some parameters and options.
22530 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22531 * config/spu/spu.c (spu_optimization_options): Add.
22532 (spu_override_options): Change params in spu_optimization_options.
22533 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22535 Register 127 is only 16 byte aligned when used as a frame pointer.
22536 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22537 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22538 HARD_FRAME_POINTER_REGNUM.
22539 (spu_legitimate_address): Use regno_aligned_for_reload.
22540 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22541 aligned when frame_pointer_needed is true.
22542 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22544 * config/spu/spu.h (INIT_EXPANDERS): Define.
22546 Make sure shift and rotate instructions have valid immediate operands.
22547 * config/spu/predicates.md (spu_shift_operand): Remove.
22548 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22549 * config/spu/constraints.md (W, O): Extend range.
22550 * config/spu/spu.md (umask, nmask): Define.
22551 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22552 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22553 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22554 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22555 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22556 (lshr<mode>3_reg): Fix rtl description.
22558 Make sure mulhisi immediate operands are valid.
22559 * config/spu/predicates.md (imm_K_operand): Add.
22560 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22562 Generate constants using fsmbi and andi.
22563 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22564 (print_operand, spu_split_immediate, classify_immediate,
22565 fsmbi_const_p): Handle IC_FSMBI2.
22567 Correctly handle a CONST_VECTOR containing symbols.
22568 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22569 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22570 (immediate_load_p): Allow symbols that use 2 instructions to create.
22571 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22572 with symbols when flag_pic is set.
22573 (const_vector_immediate_p): New.
22574 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22575 accept a CONST_VECTOR with symbols.
22576 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22577 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22579 * config/spu/spu.md (high, low): Delete.
22580 (low_<mode>): Define.
22582 Remove INTRmode and INTR_REGNUM, which didn't work.
22583 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22585 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22586 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22587 peephole2 pattern): Don't use INTR or 131.
22588 (movintrcc): Delete.
22589 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22590 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22591 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22592 (UNSPEC_SET_INTR): Add.
22593 * config/spu/spu-modes.def (INTR): Remove.
22595 More accurate warnings about run-time relocations.
22596 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22598 Correctly warn about immediate arguments to specific intrinsics.
22599 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22600 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22601 the instruction predicate.
22603 Fix tree check errors with latest update.
22604 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22606 (spu_expand_builtin): Use CALL_EXPR_FN.
22608 Add missing specific intrinsics.
22609 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22611 * config/spu/spu_internals.h: Ditto.
22613 Fix incorrect operand modifiers.
22614 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22615 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22617 Optimize one case of zero_extend of a vec_select.
22618 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22620 Accept any immediate for hbr.
22621 * config/spu/spu.md (hbr): Change s constraints to i.
22623 2007-02-21 Paul Brook <paul@codesourcery.com>
22625 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22626 condexec_count when skipping USE and CLOBBER.
22628 2007-02-21 Nick Clifton <nickc@redhat.com>
22630 * common.opt (Warray-bounds): Add Warning attribute.
22631 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22633 (fsized-zeroes): Add Optimization attribute.
22634 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22635 * c.opt (Wc++0x-compat): Add Warning attribute.
22637 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22639 PR middle-end/30761
22640 * reload1.c (eliminate_regs_in_insn): In the single_set special
22641 case, attempt to re-recognize the insn before falling back to
22642 having reload fix it up.
22644 2007-02-20 Eric Christopher <echristo@gmail.com>
22646 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22647 Rewrite accordingly.
22648 (frv_read_iacc_argument): Ditto.
22649 (frv_expand_set_builtin): Take a call instead of arglist, update for
22651 (frv_expand_unop_builtin): Ditto.
22652 (frv_expand_binop_builtin): Ditto.
22653 (frv_expand_cut_builtin): Ditto.
22654 (frv_expand_binopimm_builtin): Ditto.
22655 (frv_expand_voidbinop_builtin): Ditto.
22656 (frv_expand_int_void2arg): Ditto.
22657 (frv_expand_prefetches): Ditto.
22658 (frv_expand_voidtriop_builtin): Ditto.
22659 (frv_expand_voidaccop_builtin): Ditto.
22660 (frv_expand_load_builtin): Ditto.
22661 (frv_expand_store_builtin): Ditto.
22662 (frv_expand_mdpackh_builtin): Ditto.
22663 (frv_expand_mclracc_builtin): Ditto.
22664 (frv_expand_mrdacc_builtin): Ditto.
22665 (frv_expand_mwtacc_builtin): Ditto.
22666 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22669 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22671 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22672 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22674 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22675 point instructions.
22676 * configure: Regenerate.
22677 * config.in: Regenerate.
22678 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22679 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22680 masks to power6 and power6x and to POWERPC_MASKS.
22681 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22683 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22684 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22685 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22686 Access PROTOTYPE as variable, not mask.
22688 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22690 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22691 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22692 * combine.c (adjust_for_new_dest): Use it.
22693 * postreload.c (reload_combine): Likewise.
22695 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22697 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22698 notes on an insn with multiple sets, even if single_set returns
22699 non-NULL for that insn.
22701 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22703 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22704 scalbn and scalbln.
22706 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22708 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22709 if user didn't pass it.
22710 * config/i386/darwin.h (CC1_SPEC): Likewise.
22711 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22712 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22713 -mmacosx-version-min.
22715 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22716 Uros Bizjak <ubizjak@gmail.com>
22718 * optabs.h (enum optab_index): Add new OTI_scalb.
22719 (scalb_optab): Define corresponding macro.
22720 * optabs.c (init_optabs): Initialize scalb_optab.
22721 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22723 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22724 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22725 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22726 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22727 flag_unsafe_math_optimizations is set.
22729 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22730 to implement scalbf, scalb and scalbl built-ins as inline x87
22733 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22734 DJ Delorie <dj@redhat.com>
22737 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22738 (diagnostic_report_diagnostic): ... here, and turn them into real
22739 errors. If warnings are inhibited, no need to do anything.
22741 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22743 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22744 better code generation.
22746 2007-02-20 Ben Elliston <bje@au.ibm.com>
22748 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22750 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22752 * config/alpha/alpha.c, config/alpha/alpha.md,
22753 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22754 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22755 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22756 config/arm/lib1funcs.asm: Follow spelling conventions.
22758 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22759 config/fr30/fr30.md, config/i386/i386.h,
22760 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22761 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22762 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22763 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22764 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22765 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22766 config/sparc/sparc.c, config/sparc/sparc.h,
22767 config/sparc/sparc.md, config/spu/constraints.md,
22768 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22771 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22774 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22777 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22779 * doc/invoke.texi (-ftree-lrs): Remove.
22781 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22783 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22786 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22788 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22789 new CALL_EXPR_FN macro for retrieving the function
22790 declaration of the input expression.
22792 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22794 * c.opt (Waddress): New.
22795 * common.opt (Walways-true): Delete.
22796 (Wstring-literal-comparison): Delete.
22797 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22798 -Wstring-literal-comparison. Add -Waddress.
22800 (Walways-true): Delete.
22801 (Wstring-literal-comparison): Delete.
22802 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22803 consistently instead of -Walways-true in example.
22804 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22805 * c-typeck.c (parser_build_binary_op): Replace
22806 -Wstring-literal-comparison and -Walways-true with -Waddress.
22807 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22810 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22812 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22813 without DECL_STRUCT_FUNCTION initialized.
22815 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22817 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22818 due to calls to functions taking pointers as parameters.
22820 2007-02-19 Richard Henderson <rth@redhat.com>
22823 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22826 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22828 * config/s390/s390.c (s390_call_saved_register_used,
22829 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22830 accessed to the new scheme.
22832 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22834 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22835 (cris_print_index, cris_print_operand, cris_print_operand_address)
22836 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22837 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22838 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22839 GET_CODE () == xxx.
22840 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22841 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22842 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22843 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22844 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22845 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22846 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22847 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22848 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22849 (uminsi3, call, call_value): Ditto.
22850 (define_split: indir_to_reg_split, unnamed): Ditto.
22852 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22854 PR tree-optimization/30975
22855 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22858 2007-02-18 Eric Christopher <echristo@gmail.com>
22860 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22861 Remove use of arglist.
22862 (mips_expand_builtin): Remove use of arglist, pass in expr.
22863 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22864 (mips_expand_builtin_movtf): Ditto.
22865 (mips_expand_builtin_compare): Ditto.
22867 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22869 * tree-sra.c (sra_build_assignment): Replace assertion
22870 checking with a comment explaining why it can't be done.
22872 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22874 PR middle-end/30833
22875 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22876 during CALL_EXPR representation conversion.
22877 * tree-ssa-propagate.c (set_rhs): Likewise.
22879 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22881 * tree-sra.c (sra_build_assignment): Disable assertion checking
22884 2007-02-18 Roger Sayle <roger@eyesopen.com>
22886 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22887 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22888 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22890 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22891 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22892 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22893 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22894 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22895 force_gimple_operand): Likewise.
22896 * ipa-cp.c (constant_val_insert): Likewise.
22897 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22898 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22899 perfect_nestify): Likewise.
22900 * langhooks.c (lhd_omp_assignment): Likewise.
22901 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22902 lower_copyprivate_clauses, lower_send_clauses,
22903 lower_send_shared_vars, expand_parallel_call,
22904 expand_omp_for_generic, expand_omp_for_static_nochunk,
22905 expand_omp_for_static_chunk, expand_omp_sections,
22906 lower_omp_single_copy, lower_omp_for_lastprivate,
22907 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22908 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22909 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22912 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22914 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22915 config/sh/sh.md: Follow spelling conventions.
22917 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22918 config/frv/predicates.md: Follow spelling conventions.
22920 * config/m68k/linux-unwind.h: Fix a comment typo.
22921 * target.h: Follow spelling conventions.
22923 2007-02-18 Roger Sayle <roger@eyesopen.com>
22925 PR rtl-optimization/28173
22926 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22927 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22928 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22929 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22930 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22932 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22934 * builtins.c (fold_builtin_load_exponent): New.
22935 (fold_builtin_2): Use it.
22937 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22939 PR rtl-optimization/30773
22940 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22941 if we fail to attach a REG_EQUIV note.
22943 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22944 Roger Sayle <roger@eyesopen.com>
22946 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22948 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22950 * calls.c (initialize_argument_information): Pass original EXP
22951 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22952 code to split complex arguments here, as part of initializing the
22954 (expand_call): Remove code that builds a list of arguments and
22955 inserts implicit arguments into it. Instead, just count how many
22956 implicit arguments there will be so we can determine the size of
22957 the ARGS array, and let initialize_argument_information do the work.
22958 (split_complex_values): Delete unused function.
22960 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22962 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22964 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22966 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22967 for arg pointer based indexed addressing.
22969 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22971 * config/ia64/ia64.h, config/ia64/ia64.md,
22972 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22973 spelling conventions.
22975 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22977 * config/m68k/m68k.c (split_di): New.
22978 * config/m68k/m68k-protos.h: Declare split_di.
22979 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22980 Improve predicate handling and split constant shifts.
22982 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22984 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22985 parameter for register bitfield operations, general predicates
22988 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22990 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22991 * config/m68k/linux-unwind.h: New file.
22993 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22995 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22996 config/i386/athlon.md, config/ia64/ia64.md,
22997 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22998 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22999 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
23000 tree-ssa-loop-niter.c, tree-vect-analyze.c,
23001 tree-vect-transform.c: Fix comment typos.
23003 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
23005 * sched-deps.c (find_insn_list): Remove.
23006 * sched-int.h: Remove the prototype for find_insn_list.
23008 2007-02-16 Geoffrey Keating <geoffk@apple.com>
23010 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
23012 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
23013 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
23014 darwin_rs6000_override_options.
23015 (C_COMMON_OVERRIDE_OPTIONS): Expect
23016 darwin_macosx_version_min to be non-NULL always.
23017 (TARGET_C99_FUNCTIONS): Likewise.
23018 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
23019 (DARWIN_MINVERSION_SPEC): New.
23020 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
23021 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
23023 (DARWIN_MINVERSION_SPEC): New.
23024 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
23026 * config/darwin-c.c (darwin_cpp_builtins): Expect
23027 darwin_macosx_version_min to be non-NULL always.
23029 * config/rs6000/rs6000.c: Clean up trailing whitespace.
23031 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
23033 * config/i386/i386.h (x86_use_xchgb): New.
23034 (TARGET_USE_XCHGB): New macro.
23035 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
23036 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
23037 Split after reload into bswaphi for shifts of 8.
23038 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
23039 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
23040 or when optimizing for size.
23042 2007-02-16 Richard Guenther <rguenther@suse.de>
23043 Christian Bruel <christian.bruel@st.com>
23045 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
23046 DECLs but prefer SSA_NAMEs over DECLs.
23048 2007-02-16 Richard Guenther <rguenther@suse.de>
23050 * tree-flow-inline.h (single_imm_use_p): Remove.
23051 (zero_imm_uses_p): Likewise.
23052 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
23053 instead of single_imm_use_p.
23054 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
23057 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23060 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
23061 nested double- and backquotes.
23063 2007-02-15 Roger Sayle <roger@eyesopen.com>
23065 PR middle-end/30391
23066 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
23067 should be unreachable.
23068 (build2_stat): Allow construction of MODIFY_EXPR at any time.
23069 For the time being redirect GIMPLE_MODIFY_STMT to the new
23070 (renamed) build_gimple_modify_stmt_stat.
23071 (build2_gimple_stat): Rename to...
23072 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
23073 Always build a GIMPLE_MODIFY_STMT node.
23074 * tree.h (build2_gimple, build2_gimple_stat): Delete.
23075 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
23078 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
23079 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
23080 * tree-complex.c (set_component_ssa_name, expand_complex_move,
23081 expand_complex_div_wide): Likewise.
23082 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
23083 * tree-ssa-loop-im.c (schedule_sm): Likewise.
23084 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
23085 * tree-ssa-loop-manip.c (create_iv): Likewise.
23086 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
23087 abs_replacement): Likewise.
23088 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
23089 realify_fake_stores): Likewise.
23091 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
23092 node rather than a GIMPLE_MODIFY_STMT node.
23093 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
23094 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
23096 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
23097 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
23098 GIMPLE_MODIFY_STMT.
23100 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23102 PR middle-end/30433
23103 * fold-const.c (fold_comparison): Add back the
23104 folding of constant complex comparisions.
23106 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23108 PR middle-end/30729
23109 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
23110 effects unknown to this function, return early.
23112 2007-02-15 Ian Lance Taylor <iant@google.com>
23114 * lower-subreg.c (move_eh_region_note): New static function.
23115 (resolve_simple_move): Call it.
23116 (decompose_multiword_subregs): Track blocks for which we resolve a
23117 simple move which is also a control flow insn. Pass them to
23118 find_many_sub_basic_blocks.
23119 (pass_lower_subreg): Add TODO_verify_flow.
23120 (pass_lower_subreg2): Likewise.
23122 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23123 Brooks Moses <brooks.moses@codesourcery.com>
23124 Lee Millward <lee.millward@codesourcery.com>
23126 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23127 (VL_EXP_CLASS_P): New.
23128 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23130 (TREE_OPERAND_CHECK_CODE): Likewise.
23131 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23132 (TREE_RTL_OPERAND_CHECK): Likewise.
23133 (tree_operand_check_failed): Make second parameter the whole tree
23134 instead of its code. Fixed callers.
23135 (VL_EXP_CHECK): New.
23136 (TREE_OPERAND_LENGTH): New.
23137 (VL_EXP_OPERAND_LENGTH): New.
23138 (CALL_EXPR_FN): New.
23139 (CALL_EXPR_STATIC_CHAIN): New.
23140 (CALL_EXPR_ARGS): New.
23141 (CALL_EXPR_ARG): New.
23142 (call_expr_nargs): New.
23143 (CALL_EXPR_ARGP): New.
23144 (build_nt_call_list): Declare.
23145 (build_vl_exp_stat): Declare.
23146 (build_vl_exp): New.
23147 (build_call_list): Declare.
23148 (build_call_nary): Declare.
23149 (build_call_valist): Declare.
23150 (build_call_array): Declare.
23151 (call_expr_arg): Declare.
23152 (call_expr_argp): Declare.
23153 (call_expr_arglist): Declare.
23154 (fold_build_call_list): Declare.
23155 (fold_build_call_list_initializer): Declare.
23156 (fold_call_expr): Declare to replace fold_builtin.
23157 (fold_builtin_fputs): Update to agree with modified definition.
23158 (fold_builtin_strcpy): Likewise.
23159 (fold_builtin_strncpy): Likewise.
23160 (fold_builtin_memory_chk): Likewise.
23161 (fold_builtin_stxcpy_chk): Likewise.
23162 (fold_builtin_strncpy_chk): Likewise.
23163 (fold_builtin_next_arg): Likewise.
23164 (fold_build_call_expr): Declare.
23165 (fold_builtin_call_list): Declare.
23166 (fold_builtin_call_valist): Declare.
23167 (build_call_expr): Declare.
23168 (validate_arglist): Update to agree with modified definition.
23169 (tree_operand_length): New.
23170 (call_expr_arg_iterator): New.
23171 (init_call_expr_arg_iterator): New.
23172 (next_call_expr_arg): New.
23173 (first_call_expr_arg): New.
23174 (more_call_expr_args_p): New.
23175 (FOR_EACH_CALL_EXPR_ARG): New.
23177 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
23178 and tcc_gimple_stmt.
23179 (tree_code_size): Update documentation. Use sizeof (tree) rather
23180 than sizeof (char *).
23181 (tree_size): Likewise. Add case for tcc_vl_exp.
23182 (tree_node_structure): Add case for tcc_vl_exp.
23183 (contains_placeholder_p): Likewise.
23184 (substitute_in_expr): Likewise.
23185 (substitute_placeholder_in_expr): Likewise.
23186 (stabilize_reference_1): Likewise.
23187 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
23188 to diagnose breakage of this interface for constructing CALL_EXPRs.
23189 (build_nt): Add similar assertion here.
23190 (build_nt_call_list): New.
23191 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
23192 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
23194 (get_callee_fndecl): Use new CALL_EXPR accessors.
23195 (tree_operand_check_failed): Change parameters to pass entire node
23196 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
23197 (process_call_operands): New.
23198 (build_vl_exp_stat): New.
23199 (build_call_list): New.
23200 (build_call_nary): New.
23201 (build_call_valist): New.
23202 (build_call_array): New.
23203 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23204 (call_expr_arglist): New.
23206 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
23207 tcc_vl_exp instead of a fixed-size tcc_expression.
23209 * doc/c-tree.texi (CALL_EXPR): Document new representation and
23210 accessors for CALL_EXPRs.
23211 (AGGR_INIT_EXPR): Likewise.
23213 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23214 Brooks Moses <brooks.moses@codesourcery.com>
23215 Lee Millward <lee.millward@codesourcery.com>
23217 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
23218 (expand_builtin_nonlocal_goto): Change parameter to be entire
23219 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
23220 (expand_builtin_prefetch): Likewise.
23221 (expand_builtin_classify_type): Likewise.
23222 (mathfn_built_in): Return NULL_TREE instead of 0.
23223 (expand_errno_check): Use new CALL_EXPR accessors.
23224 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
23225 Return NULL_RTX instead of 0.
23226 (expand_builtin_mathfn_2): Likewise.
23227 (expand_builtin_mathfn_3): Likewise.
23228 (expand_builtin_interclass_mathfn): Likewise.
23229 (expand_builtin_sincos): Likewise.
23230 (expand_builtin_cexpi): Likewise.
23231 (expand_builtin_int_roundingfn): Likewise.
23232 (expand_builtin_int_roundingfn_2): Likewise.
23233 (expand_builtin_pow): Likewise.
23234 (expand_builtin_powi): Likewise.
23235 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
23236 of arglist, fixing callers appropriately. Use new CALL_EXPR
23237 accessors and constructors. Return NULL_RTX instead of 0.
23238 (expand_builtin_strstr): Likewise.
23239 (expand_builtin_strchr): Likewise.
23240 (expand_builtin_strrchr): Likewise.
23241 (expand_builtin_strpbrk): Likewise.
23242 (expand_builtin_memcpy): Likewise.
23243 (expand_builtin_mempcpy): Likewise.
23244 (expand_builtin_mempcpy_args): New.
23245 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
23246 (expand_builtin_memmove_args): New.
23247 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
23248 (expand_movstr): Likewise.
23249 (expand_builtin_strcpy): Likewise.
23250 (expand_builtin_strcpy_args): New.
23251 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
23252 (expand_builtin_strncpy): Likewise.
23253 (expand_builtin_memset): Likewise.
23254 (expand_builtin_memset_args): New.
23255 (expand_builtin_bzero): Similarly to expand_builtin_memset.
23256 (expand_builtin_memcmp): Likewise.
23257 (expand_builtin_strcmp): Likewise.
23258 (expand_builtin_strncmp): Likewise.
23259 (expand_builtin_strcat): Likewise.
23260 (expand_builtin_strncat): Likewise.
23261 (expand_builtin_strspn): Likewise.
23262 (expand_builtin_strcspn): Likewise.
23263 (expand_builtin_args_info): Likewise.
23264 (expand_builtin_va_start): Likewise.
23265 (gimplify_va_arg_expr): Likewise.
23266 (expand_builtin_va_end): Likewise.
23267 (expand_builtin_va_copy): Likewise.
23268 (expand_builtin_frame_address): Likewise.
23269 (expand_builtin_alloca): Likewise.
23270 (expand_builtin_bswap): Likewise.
23271 (expand_builtin_unop): Likewise.
23272 (expand_builtin_fputs): Likewise.
23273 (expand_builtin_expect): Likewise.
23274 (expand_builtin_fabs): Likewise.
23275 (expand_builtin_copysign): Likewise.
23276 (expand_builtin_printf): Likewise.
23277 (expand_builtin_fprintf): Likewise.
23278 (expand_builtin_sprintf): Likewise.
23279 (expand_builtin_init_trampoline): Likewise.
23280 (expand_builtin_signbit): Likewise.
23281 (expand_builtin_fork_or_exec): Likewise.
23282 (expand_builtin_sync_operation): Likewise.
23283 (expand_builtin_compare_and_swap): Likewise.
23284 (expand_builtin_lock_test_and_set): Likewise.
23285 (expand_builtin_lock_release): Likewise.
23286 (expand_builtin): Likewise.
23287 (builtin_mathfn_code): Likewise.
23289 (fold_builtin_constant_p): Pass call arguments individually instead
23290 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23291 accessors and constructors. Return NULL_TREE instead of 0.
23292 (fold_builtin_expect): Likewise.
23293 (fold_builtin_classify_type): Likewise.
23294 (fold_builtin_strlen): Likewise.
23295 (fold_builtin_nan): Likewise.
23296 (integer_valued_real_p): Likewise.
23297 (fold_trunc_transparent_mathfn): Likewise.
23298 (fold_fixed_mathfn): Likewise.
23299 (fold_builtin_cabs): Likewise.
23300 (fold_builtin_sqrt): Likewise.
23301 (fold_builtin_cbrt): Likewise.
23302 (fold_builtin_cos): Likewise.
23303 (fold_builtin_cosh): Likewise.
23304 (fold_builtin_tan): Likewise.
23305 (fold_builtin_sincos): Likewise.
23306 (fold_builtin_cexp): Likewise.
23307 (fold_builtin_trunc): Likewise.
23308 (fold_builtin_floor): Likewise.
23309 (fold_builtin_ceil): Likewise.
23310 (fold_builtin_round): Likewise.
23311 (fold_builtin_int_roundingfn): Likewise.
23312 (fold_builtin_bitop): Likewise.
23313 (fold_builtin_bswap): Likewise.
23314 (fold_builtin_logarithm): Likewise.
23315 (fold_builtin_hypot): Likewise.
23316 (fold_builtin_pow): Likewise.
23317 (fold_builtin_powi): Likewise.
23318 (fold_builtin_exponent): Likewise.
23319 (fold_builtin_memset): Likewise.
23320 (fold_builtin_bzero): Likewise.
23321 (fold_builtin_memory_op): Likewise.
23322 (fold_builtin_bcopy): Deleted; call site changed to invoke
23323 fold_builtin_memory_op directly.
23324 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23325 (fold_builtin_strncpy): Likewise.
23326 (fold_builtin_memcmp): Likewise.
23327 (fold_builtin_strcmp): Likewise.
23328 (fold_builtin_strncmp): Likewise.
23329 (fold_builtin_signbit): Likewise.
23330 (fold_builtin_copysign): Likewise.
23331 (fold_builtin_isascii): Likewise.
23332 (fold_builtin_toascii): Likewise.
23333 (fold_builtin_isdigit): Likewise.
23334 (fold_builtin_fabs): Likewise.
23335 (fold_builtin_abs): Likewise.
23336 (fold_builtin_fmin_fmax): Likewise.
23337 (fold_builtin_carg): Likewise.
23338 (fold_builtin_classify): Likewise.
23339 (fold_builtin_unordered_cmp): Likewise.
23341 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23342 New functions split out from fold_builtin_1.
23343 (fold_builtin_n): New.
23344 (fold_builtin_varargs): New.
23345 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23347 (fold_call_expr): New.
23348 (build_function_call_expr): Rewrite to use new helper function.
23349 (fold_builtin_call_list): New.
23350 (build_call_expr): New.
23351 (fold_builtin_call_valist): New.
23352 (rewrite_call_expr): New.
23353 (validate_arg): New.
23354 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23355 of an arglist. Change return type to bool. Use new CALL_EXPR
23358 (fold_builtin_strstr): Pass call arguments individually instead
23359 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23360 accessors and constructors. Return NULL_TREE instead of 0.
23361 (fold_builtin_strchr): Likewise.
23362 (fold_builtin_strrchr): Likewise.
23363 (fold_builtin_strpbrk): Likewise.
23364 (fold_builtin_strcat): Likewise.
23365 (fold_builtin_strncat): Likewise.
23366 (fold_builtin_strspn): Likewise.
23367 (fold_builtin_strcspn): Likewise.
23368 (fold_builtin_fputs): Likewise.
23369 (fold_builtin_next_arg): Likewise.
23370 (fold_builtin_sprintf): Likewise.
23372 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23373 NULL_RTX instead of 0.
23374 (expand_builtin_memory_chk): Likewise.
23375 (maybe_emit_chk_warning): Likewise.
23376 (maybe_emit_sprintf_chk_warning): Likewise.
23378 (fold_builtin_object_size): Pass call arguments individually instead
23379 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23380 accessors and constructors. Return NULL_TREE instead of 0.
23381 (fold_builtin_memory_chk): Likewise.
23382 (fold_builtin_stxcpy_chk): Likewise.
23383 (fold_builtin_strncpy_chk): Likewise.
23384 (fold_builtin_strcat_chk): Likewise.
23385 (fold_builtin_strcat_chk): Likewise.
23386 (fold_builtin_strncat_chk): Likewise.
23387 (fold_builtin_sprintf_chk): Likewise.
23388 (fold_builtin_snprintf_chk): Likewise.
23389 (fold_builtin_printf): Likewise.
23390 (fold_builtin_vprintf): Likewise.
23392 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23394 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23395 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23396 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23397 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23398 (fold_unary): Likewise.
23399 (fold_binary): Likewise.
23400 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23401 ternary expressions.
23402 (fold): Add logic for tcc_vl_exp.
23403 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23404 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23405 (fold_build3_stat): Add assertion to flag broken interface for
23406 constructing CALL_EXPRs.
23407 (fold_build_call_list): New.
23408 (fold_build_call_list_initializer): New.
23409 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23411 (fold_strip_sign_ops): Likewise.
23413 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23414 Brooks Moses <brooks.moses@codesourcery.com>
23415 Lee Millward <lee.millward@codesourcery.com>
23417 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23418 accessors and dump arguments explicitly.
23420 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23422 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23424 (print_call_name): Use new CALL_EXPR accessors.
23426 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23427 CALL_EXPR arguments explicitly instead of as a list. Use
23428 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23430 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23431 (vrp_visit_stmt): Likewise.
23433 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23434 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23436 (force_move_till_expr): Likewise.
23438 * targhooks.c (default_external_stack_protect_fail): Use
23439 build_call_expr instead of build_function_call_expr.
23440 (default_hidden_stack_protect_fail): Likewise.
23442 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23445 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23446 and walk arguments explicitly.
23448 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23449 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23450 (expand_simple_operations): Likewise.
23451 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23453 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23454 of TREE_CODE_LENGTH.
23455 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23457 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23458 instead of TREE_CODE_LENGTH.
23460 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23461 (tree_ic_transform): Likewise.
23462 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23463 parameter instead of arglist. Fix callers.
23464 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23465 (tree_stringops_transform): Likewise.
23466 (tree_indirect_call_to_profile): Likewise.
23467 (tree_stringops_values_to_profile): Likewise.
23469 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23470 (eliminate_tail_call): Likewise.
23472 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23474 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23475 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23477 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23479 * omp-low.c (build_omp_barrier): Use build_call_expr.
23480 (lower_rec_input_clauses): Likewise.
23481 (lower_reduction_clauses): Likewise.
23482 (expand_parallel_call): Likewise.
23483 (maybe_catch_exception): Likewise.
23484 (expand_omp_for_generic): Likewise.
23485 (expand_omp_for_static_nochunk): Likewise.
23486 (expand_omp_sections): Likewise.
23487 (lower_omp_single_simple): Likewise.
23488 (lower_omp_single_copy): Likewise.
23489 (lower_omp_master): Likewise.
23490 (lower_omp_ordered): Likewise.
23491 (lower_omp_critical): Likewise.
23493 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23494 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23496 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23497 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23498 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23500 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23501 and generalize to handle any number of operands.
23502 (chrec_contains_undetermined): Likewise.
23503 (tree_contains_chrecs): Likewise.
23504 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23506 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23508 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23509 fold_call_expr instead of fold_builtin.
23510 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23511 match declarations there.
23512 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23515 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23516 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23518 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23519 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23521 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23524 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23525 (execute_cse_sincos): Use new CALL_EXPR accessors.
23527 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23529 * gimple-low.c (lower_function_body): Use build_call_expr.
23530 (lower_builtin_setjmp): Likewise.
23532 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23533 (set_storage_via_libcall): Likewise.
23534 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23535 instead of TREE_CODE_LENGTH.
23536 (expand_expr_real_1): Use new CALL_EXPR accessors.
23538 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23539 generalize to handle any number of operands.
23540 (TB_parent_eq): Likewise.
23542 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23543 (strip_builtin_expect): Likewise.
23545 * function.c (gimplify_parameters): Use build_call_expr.
23547 * tree-vectorizer.c (vect_is_simple_reduction): Use
23548 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23550 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23551 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23553 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23556 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23557 (gimplify_decl_expr): Likewise.
23558 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23559 Use new CALL_EXPR iterators.
23560 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23561 (gimplify_modify_expr_to_memset): Likewise.
23562 (gimplify_variable_sized_compare): Likewise.
23563 (gimplify_omp_atomic_fetch_op): Likewise.
23564 (gimplify_omp_atomic_pipeline): Likewise.
23565 (gimplify_omp_atomic_mutex): Likewise.
23566 (gimplify_function_tree): Likewise.
23568 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23569 (call_expr_flags): Likewise.
23570 (expand_call): Likewise.
23572 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23573 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23576 * coverage.c (create_coverage): Use build_call_expr.
23578 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23579 (temp_call_expr_obstack): New.
23580 (pool_copy_list): Delete.
23581 (temp_copy_call_expr): New.
23582 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23583 CALL_EXPR accessors. Get rid of special goo for copying argument
23584 lists and use temp_copy_call_expr instead.
23585 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23586 CALL_EXPR accessors.
23587 (create_expression_by_pieces): Likewise. Use build_call_array
23588 to construct the result instead of fold_build3.
23589 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23590 dealing with argument lists.
23591 (init_pre): Remove references to expression_node_pool and
23592 list_node_pool. Init temp_call_expr_obstack instead.
23593 (fini_pre): Remove references to expression_node_pool and
23596 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23597 and walk arguments explicitly instead of as a list.
23599 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23600 (mx_register_decls): Likewise.
23601 (mudflap_register_call): Likewise.
23602 (mudflap_finish_file): Likewise.
23604 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23605 (ipa_callsite_compute_param): Likewise.
23607 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23608 accessors and constructor.
23610 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23611 accessors and constructor.
23612 (convert_tramp_reference): Likewise.
23613 (convert_call_expr): Likewise.
23614 (finalize_nesting_tree_1): Likewise.
23616 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23619 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23621 * tree-inline.c (initialize_inlined_parameters): Pass entire
23622 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23624 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23625 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23627 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23628 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23629 (vectorizable_reduction): Likewise.
23630 (vectorizable_call): Use new CALL_EXPR iterators.
23631 (vectorizable_conversion): Use build_call_expr.
23632 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23633 (vect_gen_widened_results_half): Use build_call_expr.
23634 (vect_setup_realignment): Likewise.
23635 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23637 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23638 (pass_through_call): Likewise.
23639 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23642 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23643 (tree_gen_pow2_profiler): Likewise.
23644 (tree_gen_one_value_profiler): Likewise.
23645 (tree_gen_ic_func_profiler): Likewise.
23646 (tree_gen_average_profiler): Likewise.
23647 (tree_gen_ior_profiler): Likewise.
23649 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23650 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23651 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23653 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23654 of TREE_CODE_LENGTH.
23656 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23657 of TREE_CODE_LENGTH.
23659 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23661 (convert_to_integer): Likewise.
23663 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23666 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23667 Brooks Moses <brooks.moses@codesourcery.com>
23668 Lee Millward <lee.millward@codesourcery.com>
23670 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23672 * config/frv/frv.c (frv_expand_builtin): Likewise.
23673 * config/s390/s390.c (s390_expand_builtin): Likewise.
23675 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23676 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23678 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23679 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23680 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23681 (ix86_expand_store_builtin): Likewise.
23682 (ix86_expand_unop_builtin): Likewise.
23683 (ix86_expand_unop1_builtin): Likewise.
23684 (ix86_expand_sse_compare): Likewise.
23685 (ix86_expand_sse_comi): Likewise.
23686 (ix86_expand_vec_init_builtin): Likewise.
23687 (ix86_expand_vec_ext_builtin): Likewise.
23688 (ix86_expand_vec_set_builtin): Likewise.
23689 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23691 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23692 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23694 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23695 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23696 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23698 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23700 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23701 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23702 arglist. Use new CALL_EXPR accessors. Fix callers.
23703 (altivec_expand_abs_builtin): Likewise.
23704 (rs6000_expand_binop_builtin): Likewise.
23705 (altivec_expand_predicate_builtin): Likewise.
23706 (altivec_expand_lv_builtin): Likewise.
23707 (spe_expand_stv_builtin): Likewise.
23708 (altivec_expand_stv_builtin): Likewise.
23709 (rs6000_expand_ternop_builtin): Likewise.
23710 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23711 (altivec_expand_st_builtin): Likewise.
23712 (altivec_expand_dst_builtin): Likewise.
23713 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23714 arglist. Use new CALL_EXPR accessors. Fix callers.
23715 (altivec_expand_vec_set_builtin): Likewise.
23716 (altivec_expand_vec_ext_builtin): Likewise.
23717 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23718 (spe_expand_builtin): Likewise.
23719 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23720 arglist. Use new CALL_EXPR accessors. Fix callers.
23721 (spe_expand_evsel_builtin): Likewise.
23722 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23723 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23725 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23726 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23727 (arm_expand_unop_builtin): Likewise.
23728 (arm_expand_builtin): Use new CALL_EXPR accessors.
23730 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23733 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23734 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23736 (bfin_expand_unop_builtin): Likewise.
23737 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23739 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23740 Brooks Moses <brooks.moses@codesourcery.com>
23741 Lee Millward <lee.millward@codesourcery.com>
23743 * c-semantics.c (build_stmt): Add internal diagnostic check.
23745 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23746 accessors. Print arguments explicitly instead of as a list.
23748 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23750 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23751 (c_finish_omp_flish): Likewise.
23753 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23754 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23755 instead of TREE_CODE_LENGTH.
23756 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23757 (c_warn_unused_result): Likewise.
23759 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23762 * doc/invoke.texi (Warning Options): Remove
23763 -Werror-implicit-function-declaration.
23764 (Wimplicit-function-declaration): Update description.
23765 * opts.c (common_handle_option): Move handling of -Werror=* to...
23766 (enable_warning_as_error): ...here.
23767 * opts.h (enable_warning_as_error): Declare.
23768 * c-decl.c (implicit_decl_warning): Unless
23769 -Wno-implicit-function-declaration is given, emit a pedwarn if
23770 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23771 * c.opt (Wimplicit-function-declaration): Replace
23772 mesg_implicit_function_declaration with
23773 warn_implicit_function_declaration.
23774 * c-opts.c (c_common_handle_option):
23775 -Werror-implicit-function-declaration is exactly equal as
23776 -Werror=implicit-function-declaration.
23777 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23778 warn_implicit_function_declaration.
23779 (c_common_post_options): -Wimplict-function-declaration is enabled
23780 by default by -std=c99, otherwise is disabled by default.
23781 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23783 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23785 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23786 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23787 former is ignored but not the latter.
23789 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23791 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23792 is made and the reference doesn't use the alias set of its type,
23793 do not create the temporary using that type.
23795 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23797 * jump.c: Remove prototypes for delete_computation and
23798 delete_prior_computation.
23800 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23802 * jump.c (get_label_after): Delete.
23803 (get_label_before, delete_computation, delete_jump,
23804 delete_prior_computation, follow_jumps): Move...
23805 * reorg.c (delete_computation, delete_prior_computation): ... here...
23806 (get_label_before, delete_jump): ... making these static ...
23807 (follow_jumps): ... and simplifying this since it only runs after
23809 * rtl.h (get_label_after, get_label_before, delete_jump,
23810 follow_jumps): Delete prototypes.
23812 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23814 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23816 2007-02-15 Nick Clifton <nickc@redhat.com>
23818 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23819 order to prevent it from being munged by the target.
23821 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23823 * config/i386/i386.md: Remove misleading comment.
23825 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23827 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23828 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23831 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23833 * tree-sra.c (instantiate_missing_elements): Canonicalize
23835 (sra_build_assignment): New.
23836 (generate_copy_inout, generate_element_copy,
23837 generate_element_zero, generate_one_element_init): Use it.
23839 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23841 * tree-sra.c (instantiate_missing_elements): Canonicalize
23843 (sra_build_assignment): New.
23844 (generate_copy_inout, generate_element_copy,
23845 generate_element_zero, generate_one_element_init): Use it.
23847 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23849 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23852 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23854 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23855 types as aggregates not scalars.
23856 * function.c (assign_stack_temp_for_type): Likewise.
23858 2007-02-14 Roger Sayle <roger@eyesopen.com>
23859 Zdenek Dvorak <dvorakz@suse.cz>
23861 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23864 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23866 * passes.c (next_pass_1): Clear the next field of the copied
23869 2007-02-14 Richard Henderson <rth@redhat.com>
23871 * tree-sra.c (early_sra): New.
23872 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23873 (tree_sra_early, pass_sra_early): New.
23874 * tree-pass.h (pass_sra_early): Declare.
23875 * passes.c (init_optimization_passes): Use it.
23877 2007-02-14 Richard Guenther <rguenther@suse.de>
23879 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23881 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23883 PR tree-optimization/30771
23884 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23886 (vect_analyze_operations): Induction phis can now be marked as
23888 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23889 Update documentation accordingly.
23891 2007-02-14 Nick Clifton <nickc@redhat.com>
23893 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23894 most 3 arguments are supported.
23895 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23897 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23899 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23900 Ensure dst->current is valid.
23902 2007-02-13 Paul Brook <paul@codesourcery.com>
23904 * config.gcc: Add arm*-*-uclinux-*eabi.
23905 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23906 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23907 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23908 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23909 (LINK_SPEC): Define.
23910 (LIB_SPEC): Define.
23911 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23913 * config/arm/uclinux-eabi.h: New file.
23914 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23915 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23918 2007-02-13 Ian Lance Taylor <iant@google.com>
23920 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23921 * flags.h (warn_strict_overflow): Declare.
23922 (enum warn_strict_overflow_code): Define.
23923 (issue_strict_overflow_warning): New static inline function.
23924 * opts.c (warn_strict_overflow): New variable.
23925 (common_handle_option): Handle OPT_Wstrict_overflow and
23926 OPT_Wstrict_overflow_.
23927 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23929 * fold-const.c: Include intl.h.
23930 (fold_deferring_overflow_warnings): New static variable.
23931 (fold_deferred_overflow_warning): New static variable.
23932 (fold_deferred_overflow_code): New static variable.
23933 (fold_defer_overflow_warnings): New function.
23934 (fold_undefer_overflow_warnings): New function.
23935 (fold_undefer_and_ignore_overflow_warnings): New function.
23936 (fold_deferring_overflow_warnings_p): New function.
23937 (fold_overflow_warning): New static function.
23938 (make_range): Add strict_overflow_p parameter. Change all
23940 (extract_muldiv, extract_muldiv_1): Likewise.
23941 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23942 tree_expr_nonnegative_p.
23943 (fold_negate_expr): Call fold_overflow_warning.
23944 (fold_range_test): Likewise.
23945 (fold_comparison): Likewise.
23946 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23947 instead of tree_expr_nonnegative_p.
23948 (tree_expr_nonnegative_warnv_p): Rename from
23949 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23950 (tree_expr_nonnegative_p): New function.
23951 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23952 strict_overflow_p parameter.
23953 (tree_expr_nonzero_p): New function.
23954 * passes.c (verify_interpass_invariants): New static function.
23955 (execute_one_pass): Call it.
23956 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23958 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23959 (estimate_numbers_of_iterations): Likewise.
23960 (scev_probably_wraps_p): Likewise.
23961 * tree-ssa-ccp.c: Include "toplev.h".
23962 (evaluate_stmt): Defer fold overflow warnings until we know we are
23964 (struct fold_stmt_r_data): Add stmt field.
23965 (fold_stmt_r): Defer fold overflow warnings until we know we
23967 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23968 (fold_stmt_inplace): Likewise.
23969 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23970 (cleanup_control_expr_graph): Defer fold overflow warnings until
23971 we know we are going to optimize.
23972 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23973 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23975 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23976 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23977 * tree-ssa-loop-manip.c (create_iv): Likewise.
23978 * c-typeck.c (build_conditional_expr): Likewise.
23979 (build_binary_op): Likewise.
23980 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23981 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23982 (extract_range_from_unary_expr): Likewise.
23983 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23984 assuming that signed overflow does not occur.
23985 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23986 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23987 (fold_defer_overflow_warnings): Declare.
23988 (fold_undefer_overflow_warnings): Declare.
23989 (fold_undefer_and_ignore_overflow_warnings): Declare.
23990 (fold_deferring_overflow_warnings_p): Declare.
23991 (tree_expr_nonzero_warnv_p): Declare.
23992 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23993 of warning options.
23994 (Warning Options): Document -Wstrict-overflow.
23995 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23996 (tree-ssa-ccp.o): Likewise.
23997 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23998 (fold-const.o): Depend on intl.h.
24000 2007-02-13 Ian Lance Taylor <iant@google.com>
24002 PR middle-end/30751
24003 * lower-subreg.c (resolve_simple_move): Decompose subregs in
24006 2007-02-13 Stuart Hastings <stuart@apple.com>
24008 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
24010 2007-02-13 Richard Henderson <rth@redhat.com>
24012 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
24013 handled_component_p before looking for the indirect_ref.
24015 2007-02-13 Richard Henderson <rth@redhat.com>
24017 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
24018 remove flags clobber.
24019 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
24020 (bswaphi_lowpart): New.
24021 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
24022 remove TARGET_BSWAP test. Delete expander of the same name.
24024 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
24025 (expand_unop): Use them.
24027 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
24029 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
24030 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
24031 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
24032 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
24033 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
24034 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
24035 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
24036 assembler dialect choice from asm templates.
24038 2007-02-12 Richard Henderson <rth@redhat.com>
24040 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
24041 (fixuns_trunc<SSEMODEF>si2): Use it.
24042 * config/i386/sse.md (vec_setv4sf_0): Export.
24043 * config/i386/i386.c (ix86_build_const_vector): Export.
24044 (ix86_split_convert_uns_si_sse): Rename from
24045 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
24046 * config/i386/i386-protos.h: Update.
24048 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24051 * c-typeck.c (c_finish_return): Improve warning message.
24053 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24055 * alias.c (find_symbolic_term): Delete unused function.
24057 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
24059 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
24060 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
24061 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
24063 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24065 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
24066 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
24067 the function, temporarily point the debug interface to the null one.
24069 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24071 * dwarf2out.c (round_up_to_align): New static function.
24072 (field_byte_offset): Use it to round the offset.
24074 2007-02-12 Richard Henderson <rth@redhat.com>
24076 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
24077 (inswl_const): Export.
24079 2007-02-12 Richard Henderson <rth@redhat.com>
24081 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
24082 result mode of the libcall, convert back to outmode.
24084 2007-02-12 Roger Sayle <roger@eyesopen.com>
24086 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
24087 (bswapdi2): New define_expand to implement 32-bit implementation.
24089 2007-02-12 Nick Clifton <nickc@redhat.com>
24091 * doc/invoke.texi (Overall Options): Document --help=.
24092 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
24093 (cc1_options): Pass --help= on to cc1.
24094 (display_help): Add description of --help=.
24095 (process_command): Add code to handle --help=. Allow translated
24096 --help and --target-help switches to be passed on to compiler
24098 (main): Remove unused if statement.
24099 * opts.c (columns): Remove.
24100 (LEFT_COLUMN): Define.
24101 (wrap_help): Add columns argument.
24102 (print_filtered_help): Change parameters to be an include bitmask,
24103 an exclude bitmask, an any bitmask and the column width. Move the
24104 code to display the params list here. Add code to display the
24105 status of options rather than their descriptions if the quiet flag
24107 (print_specific_help): Change parameters to be an include bitmask,
24108 an exclude bitmask and an any bitmask. Move code to look up the
24109 column width here. Decide upon the title for an options listing.
24110 (common_handle_options): Add code to handle --help=. Adapt code
24111 for --help and --target-help to use the revised form of the
24112 print_specific_help function.
24113 (print_help): Delete.
24114 (print_param_help): Delete.
24115 (print_switch): Delete.
24116 * opts.h (cl_lang_count): Add prototype.
24117 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24118 CL_MAX_OPTION_CLASS): New defines.
24119 * optc-gen.awk: Add construction of cl_lang_count.
24120 * c.opt: Add Warning attribute to warning options and Optimization
24121 attribute to optimization options.
24122 * common.opt: Likewise.
24124 Add -fhelp and -ftarget-help as aliases for the transformed --help
24125 and --target-help options.
24126 * opt-functions.awk: Add code to handle Warning and Optimization
24129 2007-02-12 Richard Henderson <rth@redhat.com>
24131 * config/alpha/constraints.md: New file.
24132 * config/alpha/alpha.c: Include tm-constrs.h.
24133 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24134 alpha_extra_constraint): Remove.
24135 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24136 * config/alpha/alpha-protos.h: Update.
24137 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24138 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24139 (EXTRA_CONSTRAINT): Remove.
24140 * config/alpha/alpha.md: Include constraints.md.
24141 (adddi splitter): Use satisfies_constraint_*.
24142 * config/alpha/predicates.md (add_operand): Likewise.
24143 (sext_add_operand, addition_operation): Likewise.
24145 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24147 PR tree-optimization/29145
24148 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24149 in our handling of restrict qualified pointers.
24151 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24154 * doc/invoke.texi (Wunused-value): Update description.
24155 (Wextra): Delete item.
24156 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24157 value of Wunused-value.
24158 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24159 (c_finish_stmt_expr): Don't check extra_warnings.
24160 (emit_side_effect_warnings): The caller is responsible to check
24163 2007-02-11 Roger Sayle <roger@eyesopen.com>
24164 Matt Thomas <matt@3am-software.com>
24166 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
24168 2007-02-11 Roger Sayle <roger@eyesopen.com>
24170 * simplify-rtx.c (simplify_relational_operation_1): Optimize
24171 comparisons of POPCOUNT against zero.
24172 (simplify_const_relational_operation): Likewise.
24174 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24176 * doc/invoke.texi (Wextra): Delete outdated paragraph.
24178 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24180 * dwarf2out.c (root_type): Delete unused function.
24182 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24184 * genattrtab.c (contained_in_p): Delete unused function.
24185 (write_expr_attr_cache): Likewise.
24187 2007-02-11 Jan Hubicka <jh@suse.cz>
24189 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
24192 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
24194 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
24195 to add the REG_EQ* note.
24196 * see.c (see_merge_one_use_extension): Likewise.
24197 * local-alloc.c (update_equiv_regs): Likewise. Also don't
24198 turn REG_EQUAL notes into REG_EQUIV notes if the target
24199 register may have more than one set.
24200 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
24201 * gcse.c (try_replace_reg): Likewise.
24202 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
24203 * calls.c (fixup_tail_calls): Likewise. Abort if there is
24204 more than one REG_EQUIV note.
24205 * reload1.c (gen_reload): Use set_unique_reg_note.
24207 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
24209 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
24210 (ix86_builtin_conversion): New function.
24212 2007-02-06 Mark Mitchell <mark@codesourcery.com>
24215 * tree.h (DECL_REPLACEABLE_P): New macro.
24216 * except.c (set_nothrow_function_flags): Likewise.
24218 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
24219 Ira Rosen <irar@il.ibm.com>
24220 Dorit Nuzman <dorit@il.ibm.com>
24222 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
24223 * targhooks.c (default_builtin_vectorized_conversion): New.
24224 * targhooks.h (default_builtin_vectorized_function): New declaration.
24225 * target.h (struct vectorize): Add builtin_conversion field.
24226 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
24227 stmt_vec_info_type value.
24228 (vectorizable_conversion): New declaration.
24229 * tree-vect-analyze.c (vect_analyze_operations): Add
24230 vectorizable_conversion call.
24231 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
24232 * tree-vect-transform.c (vectorizable_conversion): New function.
24233 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
24234 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
24236 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
24237 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
24238 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
24239 or ALTIVEC_BUILTIN_VCFSX.
24241 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24244 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
24245 CONST_DOUBLE and operand 0 is a hard register.
24246 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
24247 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
24248 is a hard floating-point register.
24250 2007-02-10 Richard Henderson <rth@redhat.com>
24251 Jakub Jelinek <jakub@redhat.com>
24252 Alexandre Oliva <aoliva@redhat.com>
24254 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
24255 * builtin-types.def (BT_WORD): Make unsigned.
24256 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
24257 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
24258 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
24259 * c-decl.c (grokdeclarator): Don't error if !have_tls.
24260 * c-parser.c (c_parser_omp_threadprivate): Likewise.
24261 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
24263 * expr.c (emutls_var_address): New.
24264 (expand_expr_real_1): Expand emulated tls.
24265 (expand_expr_addr_expr_1): Likewise.
24266 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
24267 * output.h (emutls_finish): Declare.
24268 * toplev.c (compile_file): Call it.
24269 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
24270 address before wrapping in CONST.
24271 * varasm.c (emutls_htab, emutls_object_type): New.
24272 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
24273 (get_emutls_object_name, get_emutls_object_type): New.
24274 (get_emutls_init_templ_addr, emutls_decl): New.
24275 (emutls_common_1, emutls_finish): New.
24276 (assemble_variable): When emulating tls, swap decls; generate
24277 constructor for the emutls objects.
24278 (do_assemble_alias): When emulating tls, swap decl and target name.
24279 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
24281 * varpool.c (decide_is_variable_needed): Look at force_output.
24282 Recurse for emulated tls.
24283 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
24284 with decide_is_variable_needed.
24285 * emutls.c: New file.
24286 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
24287 tls_object for real tls.
24289 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
24291 PR rtl-optimization/29599
24292 * reload1.c (eliminate_regs_in_insn): Take the destination
24293 mode into account when computing the offset.
24295 2007-02-09 Stuart Hastings <stuart@apple.com>
24296 Richard Henderson <rth@redhat.com>
24298 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24299 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24300 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
24301 fixuns_truncdfhi2): New.
24302 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
24303 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
24304 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
24305 (floatunssidf2): Allow nonimmediate source.
24306 * config/i386/sse.md (movdi_to_sse): New.
24307 (vec_concatv2di): Drop '*'.
24308 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
24309 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24310 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
24312 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
24313 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24314 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
24315 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
24316 (ix86_build_signbit_mask): Fix decl of v, refactor to call
24317 ix86_build_const_vector.
24318 (x86_emit_floatuns): Rewrite.
24320 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24322 * genautomata.c (longest_path_length): Delete unused function.
24323 (struct state): Delete unused longest_path_length.
24324 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24325 (get_free_state): Delete unused.
24327 2007-02-09 Jan Hubicka <jh@suse.cz>
24329 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24330 * doc/invoke.texi (inline-unit-growth): Update default value.
24332 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24333 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24334 (rebuild_cgraph_edges): Likewise.
24335 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24336 (dump_cgraph_node): Dump frequencies.
24337 (cgraph_clone_edge): Add frequency scales.
24338 (cgraph_clone_node): Add freuqnecy.
24339 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24340 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24341 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24342 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24343 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24344 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24345 (save_inline_function_body): Likewise.
24346 * ipa-inline.c: inluce rtl.h
24347 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24348 (cgraph_edge_badness): Use frequencies.
24349 (cgraph_decide_recursive_inlining): Update clonning.
24350 (cgraph_decide_inlining_of_small_function): Dump frequency.
24351 * predict.c (estimate_bb_frequencies): Export.
24352 * predict.h (estimate_bb_frequencies): Declare.
24353 * tree-inline.c (copy_bb): Watch overflows.
24354 (expand_call_inline): Update call of cgraph_create_edge.
24355 (optimize_inline_calls): Use TODO flags to update frequnecies.
24356 * passes.h: Include predict.h
24357 (init_optimization_passes): Move profile ahead.
24358 (execute_function_todo): Handle TODO_rebuild_frequencies.
24360 2007-02-09 Roger Sayle <roger@eyesopen.com>
24362 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24363 the insbl or inswl pattern into a register.
24365 2007-02-09 Roger Sayle <roger@eyesopen.com>
24367 * config/ia64/ia64.md (bswapdi2): New define_insn.
24369 2007-02-09 Richard Henderson <rth@redhat.com>
24371 * config/i386/constraints.md (Ym): New constraint.
24372 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24373 (movdi_1_rex64): Split sse and xmm general register moves from
24374 memory move alternatives. Use conditional register constraints.
24375 (movsf_1, movdf_integer): Likewise.
24376 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24377 (movdf_integer_rex64): New.
24378 (pushsf_rex64): Fix output constraints.
24379 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24380 (sse2_stored): Likewise.
24381 (sse2_storeq_rex64): New.
24382 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24383 amd and not generic.
24384 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24385 for optimize_size. Remove SF/DFmode hack.
24387 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24389 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24392 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24393 Richard Sandiford <richard@codesourcery.com>
24395 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24396 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24397 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24398 m68k/t-mlib to tmake_file.
24399 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24400 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24401 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24402 Allow it to be cf or m68k. Set m68k_arch_family. If that
24403 variable is not empty, add t-$m68k_arch_family to tmake_file.
24404 Add t-mlibs to tmake_file.
24405 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24406 * config/m68k/t-cf: New file.
24407 * config/m68k/t-m68k: Likewise.
24408 * config/m68k/t-mlibs: Likewise.
24409 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24410 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24411 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24412 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24413 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24415 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24416 (INSTALL_LIBGCC): Delete.
24417 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24418 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24419 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24420 (M68K_MLIB_CPU): Define.
24421 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24422 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24423 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24425 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24426 Richard Guenther <rguenther@suse.de>
24428 PR middle-end/23361
24429 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24430 against INT_MIN/INT_MAX.
24431 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24432 file if a loop is removed.
24434 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24436 * calls.c (store_one_arg): Pass correct alignment to
24437 emit_push_insn for non-BLKmode values.
24438 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24439 unaligned stack slot via a suitably aligned slot.
24441 2007-02-08 DJ Delorie <dj@redhat.com>
24443 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24445 (legal_subregs): Use unsigned char, make const.
24446 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24448 2007-02-08 Paul Brook <paul@codesourcery.com>
24450 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24451 special interworking needed.
24453 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24455 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24456 conditional to __SSE2__.
24457 (Entries below should have been added to first ChangeLog
24458 entry for amdfam10 dated 2007-02-05)
24459 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24461 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24463 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24466 2007-02-08 DJ Delorie <dj@redhat.com>
24468 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24469 * config/m32c/m32c.c (legal_subregs): New.
24470 (m32c_illegal_subreg_p): New.
24471 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24472 unsupported subregs of hard regs.
24474 2007-02-08 Jan Hubicka <jh@suse.cz>
24476 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24477 the same one; always update histograms.
24479 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24481 * passes.c (init_optimization_passes): Tidy comment.
24483 2007-02-08 Roger Sayle <roger@eyesopen.com>
24485 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24486 strip zero_extend, bswap and rotates from POCOUNT's argument.
24487 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24488 zero_extend and rotates from PARITY's argument.
24489 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24490 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24491 of an integer constant at compile-time.
24493 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24496 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24498 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24501 * tree-ssa-live.c (remove_unused_locals): Do not remove
24502 TREE_ADDRESSABLE variables.
24503 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24504 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24505 FOR_CLOBBER. Update all users.
24506 If VAR has an associated alias set, add a virtual operand for
24507 it if no alias is found to conflict with the memory reference.
24509 2007-02-07 Jan Hubicka <jh@suse.cz>
24510 Robert Kidd <rkidd@crhc.uiuc.edu>
24512 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24514 2007-02-07 Ian Lance Taylor <iant@google.com>
24516 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24518 2007-02-07 Roger Sayle <roger@eyesopen.com>
24520 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24521 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24522 tablejumpdi, movsi_to_cr_one): Remove constraints from
24523 define_expand's match_operands.
24525 2007-02-07 Roger Sayle <roger@eyesopen.com>
24527 * global.c (compute_regsets): Move declatation of "i" inside of
24528 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24530 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24533 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24534 of INDIRECT_REF <RESULT_DECL>.
24536 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24538 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24539 Kaz Kojima <kkojima@gcc.gnu.org>
24542 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24544 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24546 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24548 * doc/loop.texi: Document possibility not to perform disambiguation
24549 of loops with multiple latches.
24550 * cfgloopmanip.c (alp_enum_p): Removed.
24551 (add_loop): Handle subloops. Use get_loop_body_with_size.
24552 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24553 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24554 the new forwarder block.
24555 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24556 Handle the case latch is NULL.
24557 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24558 modifications when marking loop exits.
24559 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24561 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24562 disambiguate_loops_with_multiple_latches.
24563 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24564 before fix_loop_structure.
24565 * cfgloop.c: Include pointer-set.h and output.h.
24566 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24567 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24568 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24569 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24570 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24571 disambiguate_multiple_latches, get_loop_body_with_size,
24572 disambiguate_loops_with_multiple_latches): New functions.
24573 (flow_loop_dump): Dump multiple latch edges.
24574 (flow_loop_nodes_find): Handle loops with multiple latches.
24575 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24576 (glb_enum_p): Modified.
24577 (get_loop_body): Use get_loop_body_with_size.
24578 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24579 (AVOID_CFG_MODIFICATIONS): New constant.
24580 (disambiguate_loops_with_multiple_latches, add_loop,
24581 get_loop_body_with_size): Declare.
24582 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24584 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24586 PR inline-asm/28686
24587 * global.c (compute_regsets): New function.
24588 (global_alloc): Refactored ELIMINABLE_REGSET
24589 and NO_GLOBAL_ALLOC_REGS computation out.
24590 (rest_of_handle_global_alloc): Call compute_regsets()
24591 for non-optimizing case.
24593 2007-02-06 Richard Henderson <rth@redhat.com>
24595 * config/i386/constraints.md (Y2): Rename from Y.
24596 (Yi): New constraint.
24597 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24598 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24599 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24600 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24601 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24602 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24603 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24604 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24605 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24606 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24607 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24608 vec_extractv2si_1): Change Y constraints to Y2.
24609 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24610 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24611 Change Y constraints to Y2.
24612 (sse2_loadld): Change Y constraints to x.
24614 2007-02-06 Roger Sayle <roger@eyesopen.com>
24616 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24617 (parity<mode>2): New define_expand using rs6000_emit_parity.
24618 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24619 rs6000_emit_parity): New functions.
24620 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24621 rs6000_emit_parity): Prototype here.
24623 2007-02-06 Ian Lance Taylor <iant@google.com>
24625 * lower-subreg.c (simple_move_operand): Reject CONST.
24626 (resolve_clobber): Call validate_change rather than directly
24627 assigning to XEXP (pat, 0).
24629 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24631 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24632 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24633 (tree-cfg.o): Remove hashtab.h dependency.
24635 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24636 (struct ivopts_data): Change niters to pointer_map_t.
24637 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24638 (niter_for_exit): Create pointer_map on demand. Change for
24640 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24641 (free_loop_data): Destroy data->niters if created and reset field.
24642 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24643 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24645 * tree-ssa-reassoc.c: Include pointer-set.h.
24646 (bb_rank): Change to long *.
24647 (operand_rank): Change to pointer_map_t.
24648 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24649 (insert_operand_rank): Accept long.
24650 (operand_entry_hash, operand_entry_eq): Remove.
24651 (get_rank): Return long. Adjust for changes above.
24652 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24654 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24656 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24657 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24658 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24660 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24661 directly since it cannot be NULL.
24662 (get_vi_for_tree): Rewrite for pointer_map API.
24663 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24664 (init_alias_vars): Create vi_for_tree as pointer_map.
24665 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24667 * tree-cfg.c: Don't include hashtab.h.
24668 (edge_to_cases): Declare as pointer_map.
24669 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24671 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24672 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24673 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24675 (record_switch_edge): Delete.
24676 (get_cases_for_edge): Adjust for pointer_map API, inline
24677 record_switch_edge (rewritten for new API), remove goto.
24679 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24681 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24682 * tree-nested.c: Include pointer-set.h.
24683 (var_map_elt, var_map_eq, var_map_hash): Delete.
24684 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24685 to pointer_map_t's.
24686 (nesting_info_bitmap_obstack): New.
24687 (lookup_field_for_decl): Adjust for pointer_map API.
24688 (lookup_tramp_for_decl): Adjust for pointer_map API.
24689 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24690 (get_local_debug_decl): Adjust for pointer_map API.
24691 (convert_nl_goto_reference): Adjust for pointer_map API.
24692 (convert_nl_goto_receiver): Adjust for pointer_map API.
24693 (create_nesting_tree): Create outside GGC space. Create bitmap on
24694 the new obstack. Create field_map and var_map as pointer_maps.
24695 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24697 (lower_nested_functions): Move root here, no need to NULL it.
24698 Initialize and release the obstack.
24700 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24702 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24703 Remove prototypes and make them non-static.
24704 (struct tree_int_map): Remove.
24705 * tree.h (struct tree_int_map): Move here, turning TO into an
24707 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24709 * tree.h (TREE_COMPLEXITY): Remove.
24710 (struct tree_exp): Remove complexity field.
24711 * tree.c (build1_stat): Don't set it.
24713 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24714 Victor Kaplansky <victork@il.ibm.com>
24716 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24717 (vect_is_simple_reduction): Support reduction with induction as
24718 one of the operands.
24719 (vect_is_simple_iv_evolution): Fix formatting.
24720 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24721 formatting. Don't mark induction phis for vectorization.
24722 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24723 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24724 (vect_get_vec_def_for_operand): Support induction.
24725 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24727 (vectorizable_reduction): Support reduction with induction as one of
24729 (vectorizable_type_demotion): Use def-type of stmt argument rather
24730 than dummy def-type.
24732 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24733 flag_tree_scev_cprop.
24734 * common.opt (tree-scev-cprop): New flag.
24736 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24737 call to vect_get_new_vect_var.
24739 2007-02-06 Ira Rosen <irar@il.ibm.com>
24741 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24742 vectype is not NULL.
24743 (vect_pattern_recog_1): Likewise.
24745 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24747 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24748 (fold_negate_expr): Likewise.
24750 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24753 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24754 even if cv-qualification is the same.
24756 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24758 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24759 __enable_execute_stack on completion.
24761 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24763 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24764 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24765 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24766 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24767 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24768 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24769 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24770 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24772 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24774 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24775 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24776 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24777 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24778 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24779 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24780 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24781 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24782 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24783 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24784 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24785 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24786 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24787 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24788 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24789 sqrtextenddfxf2_i387): Added amdfam10_decode.
24791 * config/i386/athlon.md (athlon_idirect_amdfam10,
24792 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24793 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24794 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24795 athlon_ivector_store_amdfam10): New define_insn_reservation.
24796 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24799 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24801 * config/i386/athlon.md (athlon_call_amdfam10,
24802 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24803 define_insn_reservation.
24804 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24805 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24806 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24808 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24810 * config/i386/athlon.md (athlon_sseld_amdfam10,
24811 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24812 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24814 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24816 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24817 define_insn_reservation.
24818 * config/i386/i386.md (sseins): Added sseins to define_attr type
24819 and define_attr unit.
24820 * config/i386/sse.md: Set type attribute to sseins for insertq
24823 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24825 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24826 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24827 ssecomi_load_amdfam10, ssecomi_amdfam10,
24828 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24829 define_insn_reservation.
24830 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24832 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24834 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24835 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24836 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24837 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24838 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24839 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24840 define_insn_reservation.
24842 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24843 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24844 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24845 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24846 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24848 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24850 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24851 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24852 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24853 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24854 athlon_ssemul_load_k8): Added amdfam10.
24856 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24858 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24859 (x86_sse_unaligned_move_optimal): New variable.
24861 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24863 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24864 for unaligned vector SSE double/single precision loads for AMDFAM10.
24866 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24868 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24869 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24870 Define TARGET_CPU_DEFAULT_amdfam10.
24871 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24872 (processor_type): Add PROCESSOR_AMDFAM10.
24874 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24875 processor_type in config/i386/i386.h.
24876 Enable imul peepholes for TARGET_AMDFAM10.
24878 * config.gcc: Add support for --with-cpu option for amdfam10.
24880 * config/i386/i386.c (amdfam10_cost): New variable.
24881 (m_AMDFAM10): New macro.
24882 (m_ATHLON_K8_AMDFAM10): New macro.
24883 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24884 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24885 x86_promote_QImode, x86_integer_DFmode_moves,
24886 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24887 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24888 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24889 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24890 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24891 Enable/disable for amdfam10.
24892 (override_options): Add amdfam10_cost to processor_target_table.
24893 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24894 processor_alias_table.
24895 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24896 (ix86_adjust_cost): Add code for amdfam10.
24898 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24900 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24901 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24902 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24903 * config/i386/i386.h: Add builtin definition for SSE4A.
24904 * config/i386/i386.md: Add support for ABM instructions
24905 (popcnt and lzcnt).
24906 * config/i386/sse.md: Add support for SSE4A instructions
24907 (movntss, movntsd, extrq, insertq).
24908 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24909 Add -march=amdfam10 flag.
24910 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24911 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24913 * doc/extend.texi: Add documentation for SSE4A builtins.
24915 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24917 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24919 2007-02-05 Richard Guenther <rguenther@suse.de>
24921 * tree-vectorizer.h (vectorizable_function): Add argument type
24922 argument, change return type.
24923 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24924 * tree-vect-transform.c (vectorizable_function): Handle extra
24925 argument, return vectorized function decl.
24926 (build_vectorized_function_call): Remove.
24927 (vectorizable_call): Handle calls with result and argument types
24928 differing. Handle loop vectorization factor correctly.
24929 * targhooks.c (default_builtin_vectorized_function): Adjust for
24931 * targhooks.h (default_builtin_vectorized_function): Likewise.
24932 * target.h (builtin_vectorized_function): Add argument type
24934 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24935 extra argument, allow vectorizing of lrintf.
24936 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24937 documentation of target hook.
24939 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24942 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24943 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24944 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24946 2007-02-05 Roger Sayle <roger@eyesopen.com>
24948 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24949 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24950 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24951 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24952 before canonicalizing sincos to cexpi.
24953 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24955 2007-02-05 Roger Sayle <roger@eyesopen.com>
24957 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24958 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24959 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24961 2007-02-05 Roger Sayle <roger@eyesopen.com>
24963 * mips-tfile.c (initialize_init_file): Correct endianness test.
24965 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24967 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24968 the 'y' constraint.
24970 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24972 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24973 saves in a PARALLEL before the register assignments.
24975 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24977 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24978 DWARF_FRAME_RETURN_COLUMN to be a general register.
24979 * dwarf2out.c (init_return_column_size): New function, split from...
24980 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24981 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24982 to be nongeneral registers.
24983 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24985 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24986 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24988 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24990 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24992 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24994 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24995 (remove_path): Use can_remove_branch_p and remove_branch instead
24996 of loop_delete_branch_edge.
24997 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24998 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24999 Update profile using scale_dominated_blocks_in_loop.
25000 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
25001 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
25002 (can_remove_branch_p, remove_branch): Declare.
25003 * tree-cfg.c (tree_can_remove_branch_p): New function.
25004 (tree_cfg_hooks): Add tree_can_remove_branch_p.
25005 * cfgrtl.c (rtl_can_remove_branch_p): New function.
25006 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
25008 2007-02-05 Jan Hubicka <jh@suse.cz>
25010 PR middle-end/30696
25011 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
25012 nodes in cgraph, don't remove offline copy of the function.
25014 2007-02-04 Jan Hubicka <jh@suse.cz>
25016 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
25017 vectors might cause maybe_lookup_element_for_expr to be called
25018 on non-sra-candidate.
25020 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25022 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
25023 config/bfin/bfin.md, config/bfin/predicates.md: Follow
25024 spelling conventions.
25026 2007-02-04 Richard Guenther <rguenther@suse.de>
25028 PR middle-end/30636
25029 * fold-const.c (try_move_mult_to_index): Make sure to not
25030 overflow one dimension of a multi-dimensional array access.
25032 2007-02-04 Jan Hubicka <jh@suse.cz>
25034 * passes.c (init_optimization_passes): Reindent.
25036 2007-02-04 Jan Hubicka <jh@suse.cz>
25037 Eric Botcazou <ebotcazou@adacore.com>
25039 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
25040 (execute_fixup_cfg): Break out the abnormal goto code.
25041 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
25042 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
25043 (optimize_inline_calls): Call make_nonlocal_label_edges.
25045 2007-02-04 Jan Hubicka <jh@suse.cz>
25047 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
25048 true when something was changed.
25049 (rename_ssa_copies): When something was changed, do
25050 TODO_remove_unused_locals.
25051 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25052 add TODO_remove_unused_locals when instruction was removed.
25054 2007-02-04 Jan Hubicka <jh@suse.cz>
25056 * ipa-inline.c (try_inline): Improve debug output; work on already
25058 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
25059 call try_inline for already inlined edges too when flattening;
25060 inline also functions that make callee growth but overall unit size
25063 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25065 * config/m32c/bitops.md, config/m32c/jump.md,
25066 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
25067 config/m32r/m32r.h, config/m32r/m32r.md,
25068 config/m32r/predicates.md, config/m68hc11/larith.asm,
25069 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
25070 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
25071 config/mips/mips-protos.h, config/mips/mips.c,
25072 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
25073 config/mn10300/mn10300.h, config/mn10300/predicates.md,
25074 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
25075 spelling conventions.
25077 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
25078 Follow spelling conventions.
25080 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
25082 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
25083 warn about C++0x compatibility.
25085 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25087 * config/h8300/h8300.c, config/h8300/h8300.h,
25088 config/h8300/h8300.md: Follow spelling conventions.
25090 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
25092 PR middle-end/30667
25093 * combine.c (try_combine): Do not substitute source operand
25094 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
25096 2007-02-03 Jan Hubicka <jh@suse.cz>
25098 PR gcov-profile/30650
25099 * value-prof.c (stringop_block_profile): Fix handling of size counter;
25100 do not divide by zero for never executed counters.
25101 (tree_find_values_to_profile): Fix counters.
25102 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
25104 2007-02-03 Ian Lance Taylor <iant@google.com>
25106 * lower-subreg.c (simple_move_operand): New static function,
25107 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
25109 (simple_move): Call simple_move_operand.
25110 (find_decomposable_subregs): Add special handling of MEMs.
25111 (can_decompose_p): Rename from cannot_decompose_p. Reverse
25112 meaning of return value. If we see a hard register, test whether
25113 it can store a word_mode value. Change all callers.
25115 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25117 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25118 ftrapv insns and expanders.
25119 (subdi3): Change define_expand operand 1 to arith11_operand, and
25120 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25121 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25122 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25125 PR middle-end/30174
25126 * varasm.c (notice_global_symbol): Treat global objects as weak when
25127 flag_shlib is true.
25129 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25131 * emit-rtl.c (dconstpi): Delete.
25132 (dconstsqrt2): New.
25133 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25134 * real.h (dconstpi): Delete.
25135 (dconstsqrt2): New.
25136 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25137 (fold_builtin_hypot): Likewise.
25139 2007-02-03 Tom Tromey <tromey@redhat.com>
25142 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25143 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25145 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25147 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25148 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25149 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25150 config/rs6000/cell.md, config/rs6000/darwin.h,
25151 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25152 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25153 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25154 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25155 typos. Follow spelling conventions.
25156 * doc/invoke.texi: Follow spelling conventions.
25158 2007-02-03 Roger Sayle <roger@eyesopen.com>
25160 * simplify-rtx.c (simplify_relational_operation_1): Implement some
25161 canonicalization transformations that attempt to simplify integer
25162 constant comparisons to become comparisons against zero.
25164 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25166 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
25168 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25169 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
25171 2007-02-02 Mike Stump <mrs@apple.com>
25173 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
25174 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
25175 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
25176 generate a branch island.
25178 2007-02-02 Bob Wilson <bob.wilson@acm.org>
25180 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
25181 (xtensa_legitimate_address_p): New.
25182 (xtensa_legitimize_address): New.
25183 (xtensa_output_addr_const_extra): New.
25184 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
25186 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
25187 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
25188 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
25189 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
25190 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
25191 (xtensa_legitimize_address): New.
25192 (xtensa_output_addr_const_extra): New.
25194 2007-02-02 Steve Ellcey <sje@cup.hp.com>
25196 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
25198 2007-02-02 Ian Lance Taylor <iant@google.com>
25200 * expmed.c (expand_divmod): Add comment.
25202 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
25204 * emit-rtl.c (renumber_insns): Remove.
25205 * flags.h: Remove the extern for flag_renumber_insns.
25206 * rtl.h: Remove the prototype for renumber_insns.
25207 * toplev.c (flag_renumber_insns): Remove.
25209 2007-02-02 Hui-May Chang <hm.chang@apple.com>
25211 Revert for x86 darwin:
25212 2005-06-19 Uros Bizjak <uros@kss-loka.si>
25214 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
25215 code before the following patch under TARGET_MACHO.
25216 (ix86_function_value_regno_p): Likewise.
25218 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25220 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
25223 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25226 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
25227 loads to general or fp registers. Add comments.
25228 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
25230 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
25232 * pointer-set.c (insert_aux): Only return insertion slot.
25233 (pointer_set_insert): Adjust.
25234 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
25235 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
25236 pointer_map_traverse): New.
25237 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
25238 pointer_map_create, pointer_map_destroy, pointer_map_insert,
25239 pointer_map_contains, pointer_map_traverse): Declare.
25241 2007-02-02 Jakub Jelinek <jakub@redhat.com>
25243 PR middle-end/30473
25244 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
25245 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
25247 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25249 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
25251 (struct _dep): New type.
25252 (dep_t): New typedef.
25253 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
25254 (DEP_STATUS): New access macro. The macro with the same name was
25255 renamed to DEP_LINK_STATUS.
25256 (dep_init): Declare function
25258 (struct _dep_link): New type.
25259 (dep_link_t): New typedef.
25260 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
25261 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
25262 (DEP_LINK_STATUS): New macro.
25263 (debug_dep_links): New debug function.
25265 (struct _deps_list): New type.
25266 (deps_list_t): New typedef.
25267 (DEPS_LIST_FIRST): New access macro.
25268 (FOR_EACH_DEP_LINK): New cycle macro.
25269 (create_deps_list, free_deps_list, delete_deps_list): Declare
25271 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
25272 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
25273 (copy_deps_list_change_con): Ditto.
25275 (move_dep_link): Declare function.
25277 (struct _dep_node): New type.
25278 (dep_node_t): New typedef.
25279 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
25281 (struct haifa_insn_data.back_deps): New field to hold backward
25282 dependencies of the insn.
25283 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
25285 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
25286 Change its type to deps_list_t.
25287 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
25288 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
25289 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
25291 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
25293 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
25295 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
25297 (dep_cost): Declare.
25299 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
25300 (ds_to_dk, dk_to_ds): New functions.
25302 (init_dep_1): New static function.
25303 (init_dep): New function.
25304 (copy_dep): New static function.
25306 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
25308 (detach_dep_link): New static function.
25309 (move_dep_link): New function.
25311 (dep_links_consistent_p, dump_dep_links): New static functions.
25312 (debug_dep_links): New debugging function.
25314 (deps_obstack, dl_obstack, dn_obstack): New static variables.
25316 (alloc_deps_list, init_deps_list): New static functions.
25317 (create_deps_list): New function.
25318 (clear_deps_list): New static function.
25319 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25320 (deps_list_consistent_p, dump_deps_list): New static functions.
25321 (debug_deps_list): New function.
25322 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25324 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25326 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25327 use new scheduler dependencies lists.
25328 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25329 (sched_analyze): Ditto. Initialize dependencies lists.
25330 (add_forw_dep, compute_forward_dependences): Update to use new
25331 scheduler dependencies lists.
25333 (init_dependency_caches): Init deps_obstack.
25334 (free_dependency_caches): Free deps_obstack.
25336 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25337 new scheduler dependencies lists.
25338 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25339 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25341 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25342 Update to use new scheduler dependencies lists.
25343 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25344 (debug_dependencies): Ditto.
25345 (schedule_region): Update comments.
25347 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25348 scheduler dependencies lists.
25349 (schedule_ebb): Update comments.
25351 * rtl.def (DEPS_LIST): Remove.
25353 * lists.c (unused_deps_list): Remove.
25354 (free_list): Update assertions.
25356 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25357 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25359 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25360 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25362 * haifa-sched.c (comments): Update.
25363 (insn_cost1): Remove. Inline the code into insn_cost ().
25364 (insn_cost): Update to use new scheduler dependencies lists. Move
25365 processing of the dependency cost to dep_cost ().
25366 (dep_cost): New function. Use it instead of insn_cost () when
25367 evaluating cost of the dependency. Use compatible interface to
25368 interact with the target.
25369 (priority): Update to use new scheduler dependencies lists.
25370 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25371 with greater number of insns that depend on the insn.
25372 (schedule_insn): Update to use new scheduler dependencies lists. Add
25373 code to free backward dependencies lists. Inline and optimize code
25374 from resolve_dep () - see PR28071.
25375 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25376 lists. Update call to targetm.sched.is_costly_dependence hook.
25378 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25379 scheduler dependencies lists.
25381 (resolve_dep): Remove. Move the logic to schedule_insn ().
25382 (init_h_i_d): Initialize dependencies lists.
25384 (process_insn_depend_be_in_spec): Rename to
25385 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25386 dependencies lists.
25387 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25388 Update to use new scheduler dependencies lists.
25389 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25391 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25392 new scheduler dependencies lists.
25393 (build_intra_loop_deps): Ditto.
25395 * target.h (struct _dep): Declare to use in
25396 gcc_target.sched.is_costly_dependence.
25397 (struct gcc_target.sched.adjust_cost): Fix typo.
25398 (struct gcc_target.sched.is_costly_dependence): Change signature to
25399 use single dep_t parameter instead of an equivalent triad.
25400 (struct gcc_target.sched.adjust_cost_2): Remove.
25402 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25404 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25406 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25408 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25410 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25411 (REG_DEP_TRUE): Document.
25413 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25414 Change signature to correspond to the targetm.sched.adjust_cost hook.
25415 Update use in TARGET_SCHED_ADJUST_COST_2.
25416 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25417 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25418 new scheduler dependencies lists.
25419 (ia64_gen_check): Ditto.
25421 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25422 scheduler dependencies lists.
25424 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25425 signature to correspond to the targetm.sched.is_costly_dependence hook.
25426 (is_costly_group): Update to use new scheduler dependencies lists.
25428 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25429 instead of INSN_COST () macro.
25431 2007-02-01 Ian Lance Taylor <iant@google.com>
25433 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25435 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25437 * pa.md (tp_load): Correct mfctl instruction syntax.
25439 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25441 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25442 altivec_padding_size calculation on AIX. Improve comment, add
25443 assert to verify that it's right.
25445 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25448 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25450 PR inline-asm/28686
25451 * global.c (global_alloc): Add mising initialization of
25454 2007-02-01 Roger Sayle <roger@eyesopen.com>
25456 * alias.c (init_alias_analysis): Correct whitespace.
25457 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25458 partition_hot_cold_basic_blocks): Likewise.
25459 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25460 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25461 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25462 fold_builtin_snprintf_chk, fold_builtin_printf,
25463 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25464 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25465 * cfgcleanup.c (cleanup_cfg): Likewise.
25466 * cfgexpand.c (tree_expand_cfg): Likewise.
25467 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25468 * function.c (get_next_funcdef_no): Likewise.
25469 * gengtype.c (main): Likewise.
25470 * genmodes.c (main): Likewise.
25471 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25472 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25473 * ifcvt.c (noce_emit_move_insn): Likewise.
25474 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25476 * stor-layout.c (get_best_mode): Likewise.
25477 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25478 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25479 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25480 perform_var_substitution, solve_graph): Likewise.
25481 * tree-vrp.c (vrp_finalize): Likewise.
25483 2007-02-01 Ian Lance Taylor <iant@google.com>
25485 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25486 high part of a paradoxical subreg, return a constant zero.
25488 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25490 * toplev.c (lang_dependent_init): Call init_set_costs.
25491 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25493 2007-02-01 Richard Guenther <rguenther@suse.de>
25495 PR middle-end/30656
25496 * fold-const.c (fold_negate_expr): Allow negating a
25497 constant if overflow does not change.
25499 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25501 * doc/c-tree.texi (Expression trees): Improve markup.
25502 * doc/tm.texi (Register Classes, Addressing Modes)
25503 (Floating Point): Fix spacing after abbreviations. Fix some
25506 2007-02-01 Ben Elliston <bje@au.ibm.com>
25508 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25509 * doc/contrib.texi: Likewise.
25510 * doc/install.texi: Likewise.
25512 2007-01-31 Richard Henderson <rth@redhat.com>
25513 Ian Lance Taylor <iant@google.com>
25515 * lower-subreg.c: New file.
25516 * rtl.def (CONCATN): Define.
25517 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25518 pass_lower_subreg2.
25519 * emit-rtl.c (update_reg_offset): New static function, broken out
25520 of gen_rtx_REG_offset.
25521 (gen_rtx_REG_offset): Call update_reg_offset.
25522 (gen_reg_rtx_offset): New function.
25523 * regclass.c: Revert patch of 2006-03-05, restoring
25525 (clear_reg_info_regno): New function.
25526 * dwarf2out.c (concatn_loc_descriptor): New static function.
25527 (loc_descriptor): Handle CONCATN.
25528 * common.opt (fsplit_wide_types): New option.
25529 * opts.c (decode_options): Set flag_split_wide_types when
25531 * timevar.def (TV_LOWER_SUBREG): Define.
25532 * rtl.h (gen_reg_rtx_offset): Declare.
25533 (reg_scan_update): Declare.
25534 * regs.h (clear_reg_info_regno): Declare.
25535 * tree-pass.h (pass_lower_subreg): Declare.
25536 (pass_lower_subreg2): Declare.
25537 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25538 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25539 -fsplit-wide-types.
25540 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25541 * Makefile.in (OBJS-common): Add lower-subreg.o.
25542 (lower-subreg.o): New target.
25544 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25546 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25548 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25551 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25553 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25555 PR middle-end/29335
25556 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25558 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25560 * cfgloop.h: Include vec-prim.h.
25561 (enum li_flags): Remove LI_ONLY_OLD.
25562 (loop_iterator): Changed.
25563 (fel_next, fel_init): Iterate over loop tree.
25564 (FOR_EACH_LOOP_BREAK): New macro.
25565 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25567 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25568 * modulo-sched.c (sms_schedule): Ditto.
25569 * tree-vectorizer.c (vectorize_loops): Ditto.
25570 * doc/loop.texi: Update information on loop numbering and behavior of
25571 FOR_EACH_LOOP wrto new loops.
25572 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25573 add_to_evolution_1): Test nestedness of loops instead of comparing
25575 * tree-chrec.c (chrec_fold_plus_poly_poly,
25576 chrec_fold_multiply_poly_poly, chrec_evaluate,
25577 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25578 reset_evolution_in_loop): Ditto.
25579 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25581 2007-01-31 Dirk Mueller <dmueller@suse.de>
25583 * c-common.c (warn_about_parentheses): Separate warning about
25584 un-parenthized sequence of comparison operators from the one
25585 which is supposed to warn about x <= y <= z.
25587 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25589 * optabs.h (enum optab_index): Add new OTI_isinf.
25590 (isinf_optab): Define corresponding macro.
25591 * optabs.c (init_optabs): Initialize isinf_optab.
25592 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25594 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25595 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25597 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25598 expand_builtin_interclass_mathfn.
25599 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25600 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25601 (fxam<mode>2_i387): New insn pattern.
25602 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25603 built-in functions as x87 inline asm.
25605 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25607 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25609 2007-01-30 Eric Christopher <echristo@apple.com>
25611 * config.gcc: Add geode.
25613 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25615 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25616 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25617 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25618 value-prof.c: Fix comment typos.
25620 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25623 * doc/invoke.texi (Wpointer-arith): Document warning.
25625 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25627 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25628 the list of discrepancies from the draft TR.
25630 2007-01-30 Dirk Mueller <dmueller@suse.de>
25633 * doc/invoke.texi (-Wreturn-type): Update description to
25634 match new behavior.
25636 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25638 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25640 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25642 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25643 to handle optabs that operate on floating point input argument and
25644 output to integer output.
25645 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25646 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25647 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25648 expand_builtin_interclass_mathfn ().
25649 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25650 (ilogbsi2): Remove.
25651 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25652 ilogbl built-in functions as x87 intrinsics.
25654 2007-01-30 Richard Guenther <rguenther@suse.de>
25656 PR middle-end/27657
25657 * dwarf2out.c (reference_to_unused): Query varpool if the
25658 variable was output.
25660 2007-01-30 Richard Guenther <rguenther@suse.de>
25662 PR middle-end/30313
25663 * passes.c (execute_one_pass): Reset in_gimple_form to not
25664 confuse non-unit-at-a-time mode.
25666 2007-01-29 Roger Sayle <roger@eyesopen.com>
25667 Richard Guenther <rguenther@suse.de>
25669 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25670 avoid undefined behaviour on overflow. Use force_fit_type_double
25671 to construct the constant with the specified TREE_OVERFLOW.
25673 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25675 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25676 * config/dfp-bit.h: Ditto.
25678 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25680 * c-decl.c (pop_scope): Replace warnings with call to
25681 warn_for_unused_label.
25682 * c-common.h (warn_for_unused_label): Declare.
25683 * c-common.c (warn_for_unused_label): Define.
25685 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25687 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25690 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25692 * Makefile.in (USER_H): Remove decfloat.h.
25693 * ginclude/decfloat.h: Delete, moving contents to ...
25694 * ginclude/float.h: Add support for decimal floating point,
25695 guarded by __STDC_WANT_DEC_FP__.
25697 2007-01-29 Mike Stump <mrs@apple.com>
25699 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25700 Analysis and Representation to resolve case insensitive conflict.
25701 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25703 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25705 * tree.h (struct tree_memory_tag): Add aliases member.
25706 (MTAG_ALIASES): New macro.
25707 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25708 (add_may_alias): Remove pointer-set. Update for may_aliases being
25710 (mark_aliases_call_clobbered): Update for may_aliases being a
25712 (compute_tag_properties): Ditto.
25713 (create_partition_for): Ditto.
25714 (compute_memory_partitions): Ditto.
25715 (dump_may_aliases_for): Ditto.
25716 (is_aliased_with): Ditto.
25717 (add_may_alias_for_new_tag): Ditto.
25718 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25719 (compute_is_aliased): New function.
25720 (compute_may_aliases): Call compute_is_aliased).
25721 (init_alias_info): Initialize alias_bitmap_obstack.
25722 (union_alias_set_into): New function.
25723 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25724 (have_common_aliases_p): Rewrite to take two bitmaps and use
25726 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25727 Update for bitmaps.
25728 (finalize_ref_all_pointers): Update for add_may_alias changes.
25729 (new_type_alias): Ditto.
25730 * tree-flow-inline.h (may_aliases): Return a bitmap.
25731 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25732 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25733 may_aliases being a bitmap.
25734 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25735 may_aliases now returns a bitmap.
25736 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25738 * tree-ssa-operands.c (add_virtual_operand): Update for
25739 may_aliases being a bitmap.
25741 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25743 PR tree-optimization/30630
25744 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25745 variable as changed.
25747 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25750 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25751 expanded only once even if an error occurs.
25753 2007-01-29 Ben Elliston <bje@au.ibm.com>
25755 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25756 (__gcov_average_profiler): Likewise.
25757 (__gcov_ior_profiler): Likewise.
25758 (__gcov_merge_ior): Likewise.
25760 2007-01-28 Jan Hubicka <jh@suse.cz>
25762 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25763 * value-prof.c (stringop_block_profile): Likewise.
25765 2007-01-28 Jan Hubicka <jh@suse.cz>
25767 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25768 Add variant handling histograms; add wrapper.
25769 (clear_storage_via_libcall): Export.
25770 (emit_block_move_hints): Break out from ...; add histograms.
25771 (emit_block_move): ... this one.
25772 (clear_storage_hints): Break out from ...; add histograms.
25773 (clear_storage): ... this one.
25774 (set_storage_via_memset): Handle histogram.
25775 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25776 (clear_storage_hints, clear_storage_via_libcall): Declare.
25777 (set_storage_via_setmem): Update prototype.
25778 * doc/md.texi (movmem, setmem): Document new arguments.
25780 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25781 Add new histograms.
25782 (stringop_block_profile): New global function.
25783 (tree_stringops_values_to_profile): Profile block size and alignment.
25784 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25786 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25787 (stringop_block_profile): Declare.
25788 * builtins.c: Include value-prof.h.
25789 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25790 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25791 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25792 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25793 * profile.c (instrument_values): Add new counters.
25794 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25796 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25797 (tree_init_edge_profiler): Build new profilers.
25798 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25799 (pass_tree_profile): Add dump.
25800 (tree_profile_hooks): Update.
25801 * Makefile.in (LIBGCOV): Add new constants.
25802 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25803 __gcov_ior_profiler): New.
25804 * i386.md (movmem/setmem expanders): Add new optional arguments.
25806 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25808 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25810 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25812 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25813 (tree_unswitch_single_loop): Pass eni_size_weights to
25814 tree_num_loop_insns.
25815 * tree-ssa-loop-manip.c: Include tree-inline.h.
25816 (can_unroll_loop_p): Pass eni_size_weights to
25817 tree_num_loop_insns.
25818 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25819 Pass eni_size_weights to estimate_num_insns.
25820 * tree.h (init_inline_once): Export.
25821 * toplev.c (backend_init): Call init_inline_once.
25822 * cgraphunit.c (cgraph_process_new_functions,
25823 cgraph_analyze_function): Pass eni_inlining_weights to
25824 estimate_num_insns.
25825 * ipa-inline.c (compute_inline_parameters): Ditto.
25826 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25827 to estimate_num_insns.
25828 (try_unroll_loop_completely): Pass eni_size_weights to
25829 tree_num_loop_insns.
25830 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25831 ot estimate_num_insns.
25832 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25833 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25834 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25835 eni_time_weights): New variables.
25836 (init_inline_once): Initialize them.
25837 (struct eni_data): Mew.
25838 (estimate_num_insns_1, estimate_num_insns): Use weights.
25839 * tree-inline.h (struct eni_weights_d): New.
25840 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25841 (estimate_num_insns): Declaration changed.
25842 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25843 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25844 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25846 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25848 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25849 relations in the conflict function is valid.
25851 2007-01-27 Ian Lance Taylor <iant@google.com>
25853 * common.opt: Add fstrict-overflow.
25854 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25855 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25856 (TYPE_OVERFLOW_UNDEFINED): Define.
25857 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25859 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25860 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25861 (fold_negate_expr): Likewise.
25862 (make_range): Likewise.
25863 (extract_muldiv_1): Likewise.
25864 (maybe_canonicalize_comparison): Likewise.
25865 (fold_comparison): Likewise.
25866 (fold_binary): Likewise.
25867 (tree_expr_nonnegative_p): Likewise.
25868 (tree_expr_nonzero_p): Likewise.
25869 * tree-vrp.c (compare_values): Likewise.
25870 (extract_range_from_binary_expr): Likewise.
25871 (extract_range_from_unary_expr): Likewise.
25872 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25874 (nowrap_type_p): Likewise.
25875 * tree-scalar-evolution.c (simple_iv): Likewise.
25876 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25877 (build_range_check): Likewise.
25878 (extract_muldiv_1): Likewise.
25879 (fold_comparison): Likewise.
25880 * tree-vrp.c (vrp_int_const_binop): Likewise.
25881 (extract_range_from_unary_expr): Likewise.
25882 * convert.c (convert_to_integer): Likewise.
25883 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25884 (fold_comparison): Likewise.
25885 (fold_binary): Likewise.
25886 * optabs.c (optab_for_tree_code): Likewise.
25887 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25888 * simplify-rtx.c (simplify_const_relational_operation): Check
25889 flag_strict_overflow and flag_trapv.
25890 (simplify_const_relational_operation): Likewise.
25891 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25892 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25895 2007-01-27 Roger Sayle <roger@eyesopen.com>
25897 * tree.c (tree_fold_gcd): Delete.
25898 * tree.h (tree_fold_gcd): Remove prototype.
25899 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25900 test whether one constant integer is a multiple of another. Instead
25901 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25902 * fold-const.c (multiple_of_p): We've determined both TOP and
25903 BOTTOM are integer constants so we can call int_const_binop directly
25904 instead of the more generic const_binop.
25906 2007-01-27 Roger Sayle <roger@eyesopen.com>
25908 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25909 1*X check that the constant hasn't overflowed, to preserve the
25911 (round_up): Provide an efficient implementation when rouding-up an
25912 INTEGER_CST to a power-of-two.
25914 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25916 * doc/sourcebuild.texi: Add comma for clarity.
25917 * doc/extend.texi: Fix some typos.
25918 * doc/passes.texi: Likewise.
25919 * doc/cppinternals.texi: Likewise.
25920 * doc/c-tree.texi: Likewise.
25921 * doc/tree-ssa.texi: Likewise.
25922 * doc/install.texi: Likewise.
25924 2007-01-27 Jan Hubicka <jh@suse.cz>
25926 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25927 (pass_sra): Do not require alias information.
25928 * passes.c (init_optimization_passes): Add SRA
25930 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25932 * tracer.c (rest_of_handle_tracer): We already cleaned
25933 up the CFG in tracer() so don't do it here again.
25934 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25935 cleanup_cfg here, either. And don't call renumber_insns.
25937 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25938 and BB_HEAD are in the insn stream here. Instead make sure
25939 that BB_INSN is valid on all insns. Also, do check here that
25940 there are no pending branch predictions...
25941 (rtl_verify_flow_info): ...instead of doing it here. Checks
25942 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25945 2007-01-26 Roger Sayle <roger@eyesopen.com>
25947 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25948 function to simplify/factorize operand order canonicalization.
25949 (ix86_fixup_binary_operands): Reorganize using the above function.
25950 (ix86_binary_operator_ok): Likewise.
25952 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25954 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25955 file scope from optimize_attrs.
25956 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25958 (optimize_attrs): Clear insn_code_values after freeing it.
25960 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25962 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25963 a parts.base assignment.
25965 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25967 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25968 (compute_subscript_distance, initialize_data_dependence_relation,
25969 finalize_ddr_dependent, analyze_ziv_subscript,
25970 analyze_siv_subscript_cst_affine,
25971 compute_overlap_steps_for_affine_univar,
25972 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25973 analyze_siv_subscript, analyze_miv_subscript,
25974 analyze_overlapping_iterations, subscript_dependence_tester_1,
25975 compute_self_dependence, free_dependence_relation): Work
25976 with affine_fn instead of chrecs.
25977 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25978 common_affine_function, affine_function_base,
25979 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25980 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25981 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25982 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25983 (all_chrecs_equal_p): Removed.
25984 * tree-data-ref.h (affine_fn, conflict_function): New types.
25985 (struct subscript): Change type of conflicting_iterations_in_a
25986 and conflicting_iterations_in_b.
25988 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25991 * config/pa/pa.h (TARGET_HPUX_11): New.
25992 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25993 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25995 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25996 Richard Guenther <rguenther@suse.de>
25998 * tree-ssa-structalias.c (solve_graph): Handle case
25999 we merged the variable to another.
26001 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26003 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
26006 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
26007 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
26009 2007-01-25 DJ Delorie <dj@redhat.com>
26011 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
26012 allow changes to modes which don't fit in those registers.
26014 * reload1.c (choose_reload_regs): Check for invalid subregs before
26015 computing their locations, not after.
26017 2007-01-25 Geoffrey Keating <geoffk@apple.com>
26020 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
26021 save Altivec registers in an eh_return function.
26022 (compute_vrsave_mask): Likewise.
26023 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
26024 for saving Altivec registers.
26025 (rs6000_emit_prologue): Don't allocate stack twice in
26026 eh_return function. Correct expected value of altivec_save_offset
26027 when using save_world. Describe save of R0 to stack when using
26028 save_world. Describe stack pointer adjustment when using
26029 save_world. Remove duplicated eh_return parameter register saving.
26030 Update sp_offset variable after save_world.
26031 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
26033 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
26034 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
26037 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26039 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
26041 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26044 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
26045 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
26047 2007-01-25 Richard Guenther <rguenther@suse.de>
26049 * doc/invoke.texi (-Wcoverage-mismatch): Document.
26050 * common.opt (-Wcoverage-mismatch): New warning option.
26051 * coverage.c (get_coverage_counts): Ignore coverage mismatch
26052 if -Wcoverage-mismatch is given.
26054 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
26056 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
26057 (ipcp_driver): Change to static definition.
26058 Add dumping of the ifunctions.
26059 (constant_val_insert): Remove unused parameter. Support for SSA.
26060 (ipcp_propagate_const): Support for SSA.
26061 (ipcp_profile_bb_print): Print only analyzed nodes.
26062 (ipcp_replace_map_create): Remove support for Fortran constant
26064 * ipa-prop.c (ipa_method_modify_stmt,
26065 ipa_callsite_compute_param): Support for SSA.
26066 * ipa-prop.h (ipcp_driver): Remove declaration.
26067 (IS_VALID_TREE_MAP_INDEX): Add define.
26069 2007-01-24 Geoffrey Keating <geoffk@apple.com>
26071 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
26073 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26075 PR middle-end/30447
26076 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
26077 constant argument to cabs and do it without checking for
26078 -funsafe-math-optimizations.
26080 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
26082 * c-common.h (RID_FIRST_CXX0X): New.
26083 (RID_LAST_CXX0X): New.
26084 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
26086 * c.opt (Wc++0x-compat): New.
26087 * doc/invoke.texi (-Wc++0x-compat): Document.
26089 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26091 * builtins.c (fold_builtin_carg): New.
26092 (fold_builtin_1): Use it.
26094 2007-01-24 Jan Hubicka <jh@suse.cz>
26096 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
26098 * ipa-inline.c (initial_insns, max_insns): Delete.
26099 (compute_max_insns): New function.
26100 (cgraph_decide_inlining_of_small_function): Use it; take minimal
26101 amount of insns as base for code growth.
26102 (cgraph_decide_inlining): Make initial_insns local; do not compute
26104 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
26105 * doc/invoke.texi (inline-unit-growth): Update docs.
26107 2007-01-24 Jakub Jelinek <jakub@redhat.com>
26109 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
26110 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
26111 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
26112 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
26113 for CPUs that have PTA_CX16 set.
26115 PR middle-end/27416
26116 * gimplify.c (omp_check_private): New function.
26117 (gimplify_scan_omp_clauses): Use it for
26118 firstprivate/lastprivate/reduction.
26120 PR middle-end/30494
26121 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26122 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26124 PR middle-end/30421
26125 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26126 If lower_lastprivate_clauses emits some statements, append them
26127 to dlist rather than body_p and to body_p append an initializer.
26128 (lower_omp_for): Adjust caller.
26130 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26132 * target.h (globalize_decl_name): New.
26133 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26134 * output.h (default_globalize_decl_name): New.
26135 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26137 (globalize_decl): Ditto.
26138 (default_globalize_decl_name): New.
26139 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26140 (ia64_handle_version_id_attribute): New.
26141 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26142 (ia64_asm_output_external): Use globalize_decl_name instead
26143 of globalize_label.
26144 * doc/extend.texi (version_id): New pragma.
26145 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26147 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26149 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26150 _uleb128_t and _Unwind_SWord with _sleb128_t.
26151 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26152 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26154 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26155 * unwind-pe.h (read_uleb128, read_sleb128,
26156 read_encoded_value_with_base): Likewise.
26157 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26159 2007-01-24 Richard Guenther <rguenther@suse.de>
26161 * builtins.c (expand_builtin_cexpi): Get the fndecl
26162 for cexp in the correct way.
26164 2007-01-24 Jan Hubicka <jh@suse.cz>
26166 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
26169 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26171 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
26172 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
26173 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
26174 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
26175 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
26176 __SIZEOF_PTRDIFF_T__.
26177 * doc/cpp.texi: Documentation for the new builtin macros added.
26179 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
26181 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
26182 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
26183 instead of operands[2] to avoid access past the end of array.
26185 2007-01-24 Richard Sandiford <richard@codesourcery.com>
26187 * reload1.c (emit_reload_insns): Pass the reload register
26188 for a non-spill output reload through forget_old_reloads_1.
26190 2007-01-23 Joseph Myers <joseph@codesourcery.com>
26192 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26193 _SOFT_DOUBLE if doubles use software floating-point.
26194 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
26195 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26196 * config/rs6000/darwin-ldouble.c: Also compile functions for
26197 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
26198 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26199 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
26200 commented-out long double override.
26201 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
26202 * config/rs6000/eabispe.h: Likewise.
26203 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
26204 long double for non-SPE.
26205 (rs6000_handle_option): Likewise.
26206 (invalid_e500_subreg): Disallow more subregs involding DImode,
26207 DFmode, TImode or TFmode.
26208 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
26210 (legitimate_lo_sum_address_p): Also check for TFmode for E500
26212 (rs6000_legitimize_address): Also handle TFmode for E500 double.
26213 (rs6000_legitimize_reload_address): Also handle TFmode for E500
26215 (rs6000_legitimate_address): Also check for TFmode for E500
26217 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
26218 (spe_build_register_parallel): Handle TFmode and TCmode.
26219 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
26221 (function_arg): Handle TFmode and TCmode for E500 double.
26222 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
26224 (print_operand): Handle TFmode and TImode for %y.
26225 (rs6000_generate_compare): Handle TFmode comparisons for E500
26227 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
26228 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
26229 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
26230 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
26231 TFmode for E500 double.
26232 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
26233 (floatsidf2): Enable for E500 double.
26234 (movtf_softfloat): Use rs6000_nonimmediate_operand.
26235 (extenddftf2): Change to extenddftf2_fprs.
26236 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
26237 depending on TARGET_E500_DOUBLE.
26238 (extendsftf2): Enable for E500 double.
26239 (trunctfdf2): Enable for E500 double.
26240 (trunctfsf2): Change to trunctfsf2_fprs.
26241 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
26242 depending on TARGET_E500_DOUBLE.
26243 (floatsitf2): Enable for E500 double.
26244 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
26245 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
26246 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
26247 (negtf2): Change to negtf2_internal.
26248 (negtf2): New expander.
26249 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
26250 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
26251 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
26252 (movdi_internal32): Use rs6000_nonimmediate_operand.
26253 (unnamed splitter): Likewise.
26254 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
26255 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
26256 (SPE64TF, DITI): New mode macros.
26257 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
26260 (frob_<mode>_di_2): New.
26261 (frob_tf_di_8_2): New.
26262 (frob_di_df): Change to frob_di_<mode>; allow more modes.
26264 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
26266 (frob_ti_<mode>_8_2): New.
26267 (frob_ti_tf_2): New.
26268 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
26269 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
26271 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
26272 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
26273 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
26274 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
26275 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
26276 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
26279 2007-01-23 Ian Lance Taylor <iant@google.com>
26281 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
26283 (OBJS-archive): Reformat, alphabetize.
26284 (OBJS): Change out_object_file to OBJS-md.
26286 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
26288 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
26289 JUMP_P and CALL_P predicates where applicable.
26290 * config/i386/i386.c: Ditto.
26291 * config/i386/i386.md: Ditto.
26292 * config/i386/mmx.md: Ditto.
26293 * config/i386/predicates.md: Ditto.
26295 2007-01-22 Andreas Schwab <schwab@suse.de>
26297 * config/m68k/m68k.h: Fix comment.
26299 2007-01-22 Jan Hubicka <jh@suse.cz>
26301 * passes.c (init_optimization_passes): Do not rerun
26302 pass_early_warn_uninitialized.
26304 2007-01-22 Richard Guenther <rguenther@suse.de>
26306 PR tree-optimization/30038
26307 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
26309 (execute_cse_sincos_1): Likewise.
26310 (execute_cse_sincos): Likewise.
26311 (gate_cse_sincos): Likewise.
26312 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
26313 the cexpi() canonicalization of sincos().
26314 * tree-pass.h (pass_cse_sincos): Declare.
26315 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
26317 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
26319 PR rtl-optimization/29329
26320 * combine.c (replaced_rhs_insn): Rename to i2mod.
26321 (replaced_rhs_value): Rename to i2mod_new_rhs.
26322 (i2mod_old_rhs): New global variable.
26323 (combine_instructions): Adjust for above change. Save a copy of
26324 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26325 note are substituted in the second instruction.
26326 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26327 ditch the note if it pertains to the second eliminated register
26328 and this register is mentioned in i2mod_old_rhs.
26331 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26333 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26334 the insn to which the note was originally attached.
26336 2007-01-21 Jan Hubicka <jh@suse.cz>
26338 * ipa-inline.c (inlining_mode): Comment, move up.
26339 (cgraph_decide_inlining_incrementally): Do not perform inlining
26340 itself; fix handling of flattening of self recursive functions.
26341 (cgraph_find_cycles): Remove.
26342 (cgraph_flatten_node): Remove.
26343 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26344 (try_inline): New function.
26345 (cgraph_early_inlining): Update call of
26346 cgraph_decide_inlining_incrementally. Apply inlining here.
26347 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26349 2007-01-21 Dirk Mueller <dmueller@suse.de>
26352 * tree-vrp.c (check_array_bounds): do not warn
26353 about ADDR_EXPR's of ARRAY_REF's which are immediately
26354 used in binary expressions.
26356 2007-01-21 Ira Rosen <irar@il.ibm.com>
26358 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26359 read_write_dep and macros for its access.
26360 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26361 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26362 argument, call vect_check_interleaving for every independent pair of
26363 data-refs. Mark loads that access the same memory location as a store
26365 (vect_check_dependences): Remove.
26366 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26367 call, fix the call to vect_analyze_data_ref_dependence.
26368 (vect_analyze_data_ref_access): For statements that access the same
26369 data-ref, check that they are not stores; for loads, check that there
26370 is no store that access the same location.
26372 2007-01-20 Roger Sayle <roger@eyesopen.com>
26373 Joseph Myers <joseph@codesourcery.com>
26375 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26376 (-fdump-rtl-stack): Likewise.
26377 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26378 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26379 (-mpt-fixed): Use @minus{} for minus sign.
26380 (Using Precompiled Headers): Fix under/overfull hbox.
26382 2007-01-20 Jan Hubicka <jh@suse.cz>
26384 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26385 place within annotation.
26387 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26389 * pa.c (output_move_double): Change array size of xoperands to 4.
26391 2007-01-20 Jan Hubicka <jh@suse.cz>
26393 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26396 2007-01-19 Ian Lance Taylor <iant@google.com>
26398 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26399 constant to unsigned HOST_WIDE_INT before negating.
26401 2007-01-19 Ian Lance Taylor <iant@google.com>
26403 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26405 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26406 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26407 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26408 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26409 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26410 (realloc_vdef, realloc_vuse): Change second parameter to
26412 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26413 fields to unsigned.
26414 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26415 unsigned. Change x and lim locals to unsigned.
26416 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26418 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26419 (copy_virtual_operands): Change i and n locals to unsigned.
26421 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26423 PR middle-end/29335
26424 * builtins.c (fold_builtin_1): Handle builtin fdim.
26426 2007-01-20 Jan Hubicka <jh@suse.cz>
26428 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26429 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26430 init_alias_heapvars.
26431 (init_alias_heapvars): Initialize only when not already initialized.
26432 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26434 2007-01-19 Roger Sayle <roger@eyesopen.com>
26436 * common.opt (fsigned-zeros): New command line option.
26437 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26438 of flag_unsafe_math_optimizations.
26439 * opts.c (set_fast_math_flags): The -ffast-math command line option
26440 implies -fno-signed-zeros.
26441 (fast_math_flags_set_p): Likewise.
26443 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26444 the documentation of -ffast-math appropriately. Wrap long lines.
26446 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26448 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26449 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26451 2007-01-19 Tomas Bily <tbily@suse.cz>
26453 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26455 (tree_init_ic_make_global_vars): New function
26456 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26457 (tree_gen_ic_profiler): New function
26458 (tree_gen_ic_func_profiler): New function
26459 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26460 (tree_profile_hooks): Added hook for indirec/virtual calls
26461 * value-prof.c (tree_find_values_to_profile): New case for
26463 (tree_values_to_profile): Call for determining indirect/virtual
26465 (tree_indirect_call_to_profile): New function
26466 (tree_ic_transform): New function
26467 (tree_ic): New function
26468 (find_func_by_pid): New function
26469 (init_pid_map): New function
26470 (tree_value_profile_transformations): Added check for
26471 indirect/virtual call transformation
26472 * value-prof.h (enum hist_type): New counter type for
26473 indirect/virtual calls
26474 (profile_hooks): Added new hook for profiling indirect/virtual
26476 * profile.c (instrument_values): New case for indirect/virtual
26478 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26479 (GCOV_COUNTER_V_INDIR): New counter type
26480 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26481 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26483 * cgraph.c: Definition of cgraph_max_pid
26484 (cgraph_create_node): Default init of pid attribute
26485 * cgraph.h: Declaration of cgraph_max_pid
26486 (struct cgraph_node): Added pid attribute
26487 * libgcov.c (__gcov_indirect_call_profiler): New function
26488 (__gcov_one_value_profiler_body): New function
26489 (__gcov_one_value_profiler): Body was moved to
26490 __gcov_one_value_profiler_body and calls it
26492 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26494 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26495 * gengtype.c (write_types_data, write_func_for_structure,
26496 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26497 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26498 (walk_type, write_func_for_structure): Generate the mark_hook if
26501 2007-01-19 Jan Hubicka <jh@suse.cz>
26503 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26504 'early' argument take inlining mode argument specifying whether to
26505 inline for size/speeed or all functions; add support for flattening;
26507 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26509 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26512 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26513 the name of the declared identifier.
26515 2007-01-19 Dirk Mueller <dmueller@suse.de>
26517 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26518 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26519 duplicate evaluation.
26521 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26523 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26524 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26525 to XFMode, use acosxf2 and truncate result to requested mode.
26526 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26527 (asin<mode>2): Similarly, with asin expanders.
26528 (*fscalexf4_i387): Rename from *fscalexf4.
26529 (expNcorexf3): New expander.
26530 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26531 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26532 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26533 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26534 patterns for SSE math.
26535 (exp10<mode>2): Similarly, with exp10 expanders.
26536 (exp2<mode>2): Similarly, with exp2 expanders.
26537 (expm1<mode>2): Similarly, with expm1 expanders.
26538 (ldexp<mode>3): Similarly, with ldexp expanders.
26539 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26540 Use gen_truncxf<mode>2_i387_noop to truncate result.
26542 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26544 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26545 for ColdFire targets.
26547 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26548 Richard Sandiford <richard@codesourcery.com>
26550 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26551 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26552 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26553 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26554 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26555 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26557 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26559 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26560 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26561 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26562 (*adddi_dilshr32_cf): New pattern.
26563 (adddi3, subdi3): Remove first alternatives.
26565 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26567 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26568 implemented using move.l, do not use its cc result for floating-point
26571 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26573 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26574 from accepting 's' constraints if flag_pic.
26576 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26578 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26579 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26580 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26581 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26583 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26585 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26586 ColdFire alternatives.
26587 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26588 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26589 architectures that support ff1 instruction.
26591 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26592 Julian Brown <julian@codesourcery.com>
26594 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26595 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26596 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26599 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26601 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26603 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26604 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26605 HOST_WIDE_INT instead of an rtx.
26606 (m68k_rtx_costs): Update call accordingly.
26607 (output_move_const_into_data_reg): Likewise. Fix formatting.
26608 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26610 (output_move_simode_const): Update calls after above changes.
26611 Rework to use automatic variables and predicates like MEM_P.
26612 * config/m68k/m68k.md (pushexthisi_const): Update call to
26615 2007-01-19 Dirk Mueller <dmueller@suse.de>
26617 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26618 in dump_flags test.
26620 2007-01-19 Richard Guenther <rguenther@suse.de>
26622 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26623 via cexp in case sincos is not available.
26625 2007-01-19 Richard Guenther <rguenther@suse.de>
26627 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26628 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26629 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26630 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26631 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26632 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26633 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26634 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26636 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26638 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26640 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26641 (atan2xf3): Directly generate RTL pattern.
26642 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26643 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26644 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26645 disable patterns for SSE math.
26646 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26647 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26648 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26649 disable patterns for SSE math.
26651 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26653 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26655 2007-01-18 Roger Sayle <roger@eyesopen.com>
26657 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26658 VIEW_CONVERT_EXPR to the same type as it's operand.
26660 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26662 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26663 configured for long double 128.
26665 2007-01-18 Mike Stump <mrs@apple.com>
26667 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26670 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26672 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26675 2007-01-18 Jan Hubicka <jh@suse.cz>
26677 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26678 greater than NUM_VOP_FREE_BUCKETS.
26680 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26682 * tree-ssa-structalias.c: Update comments.
26683 (ptabitmap_obstack): Removed.
26684 (pta_obstack): New.
26685 (oldpta_obstack): Ditto.
26686 (stats): Add a few members.
26687 (struct variable_info): Remove node, complex, address_taken, and
26688 indirect_target members. Add oldsolution member.
26689 (new_var_info): Do not initialize removed members.
26690 (constraint_expr_type): Remove INCLUDES.
26691 (constraint_graph): Add size, implicit_preds, rep,
26692 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26693 (FIRST_REF_NODE): New macro.
26694 (LAST_REF_NODE): Ditto.
26695 (FIRST_ADDR_NODE): Ditto.
26696 (find): New function.
26698 (dump_constraint): Do not handle INCLUDES.
26699 (insert_into_complex): Do not insert duplicate constraints.
26700 (condense_varmap_nodes): Renamed and rewritten into ...
26701 (merge_node_constraints): This. Also fix bug in handling of
26702 offseted copy constraints.
26703 (clear_edges_for_node): No longer need to deal with preds at all,
26704 or removing associated preds/succs.
26705 (merge_graph_nodes): Deal with indirect_cycles.
26706 Don't deal with predecessors.
26707 (add_implicit_graph_edge): New function.
26708 (add_pred_graph_edge): Ditto.
26709 (add_graph_edge): Don't deal with predecessors.
26710 (build_constraint_graph): Removed.
26711 (build_pred_graph): New function.
26712 (build_succ_graph): Ditto.
26713 (struct scc_info): Removed in_component. Added roots, dfs, and
26714 node_mapping. Remove visited_index, unification_queue.
26715 (scc_visit): Deal with union-find we do now.
26716 Deal with cycles with REF nodes.
26717 (collapse_nodes): Renamed and rewritten to ...
26718 (unify_nodes): This.
26719 (process_unification_queue): Removed.
26720 (topo_visit): Cleanup
26721 (do_da_constraint): Use find.
26722 (do_sd_constraint): Ditto.
26723 (do_ds_constraint): Ditto.
26724 (do_complex_constraint): Ditto.
26725 (init_scc_info): Update for removed and added members.
26726 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26727 (find_indirect_cycles): This.
26728 (equivalence_class): New variable.
26729 (label_visit): New function.
26730 (perform_variable_substitution): Rewritten.
26731 (free_var_substitution_info): New function.
26732 (find_equivalent_node): Ditto.
26733 (move_complex_constraints): Ditto.
26734 (eliminate_indirect_cycles): Ditto.
26735 (solve_graph): Only propagate changed bits.
26736 Use indirect cycle elimination.
26738 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26739 (tree_id_eq): Renamed to ...
26740 (tree_vi_eq): This. Update for member change
26741 (insert_id_for_tree): Renamed and rewritten to ...
26742 (insert_vi_for_tree): This.
26743 (lookup_id_for_tree): Renamed and rewritten to ...
26744 (lookup_vi_for_tree): This.
26745 (get_id_for_tree): Renamed and rewritten to ...
26746 (get_vi_for_tree): Ditto.
26747 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26748 (process_constraint): Don't handle INCLUDES.
26749 Remove special ADDRESSOF case.
26750 (find_func_aliases): Rewrite to use vi functions instead of id
26752 (create_function_info_for): Ditto.
26753 (create_variable_info_for): Ditto.
26754 (intra_create_variable_infos): Ditto.
26755 (merge_smts_into): Ditto.
26756 (find_what_p_points_to): Ditto.
26757 (init_base_vars): Ditto.
26758 (init_alias_vars): Ditto.
26759 (remove_preds_and_fake_succs): New function.
26760 (dump_sa_points_to_info): Dump new stats.
26761 (dump_solution_for_var): Use find.
26762 (set_used_smts): Fix formatting.
26763 (compute_points_to_sets): Updated for new functions.
26764 (ipa_pta_execute): Ditto.
26766 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26767 Richard Sandiford <richard@codesourcery.com>
26769 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26771 * calls.c (expand_call): If the return value is a PARALLEL,
26772 extract its first member.
26773 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26774 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26775 use FUNCTION_EXTRA_EPILOGUE.
26776 (m68k_function_value): Return a PARALLEL if the return value
26777 is of a pointer type.
26778 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26779 (FUNCTION_EXTRA_EPILOGUE): Remove.
26780 * config/m68k/m68k.md (D0_REG): New constant.
26782 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26784 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26785 output a NOP for empty epilogues.
26787 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26789 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26790 before function. Extend register save check to include all
26791 registers, not just integer ones.
26793 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26795 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26796 (m68k_use_return_insn): ...this.
26797 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26798 * config/m68k/m68k.c (use_return_insn): Rename to...
26799 (m68k_use_return_insn): ...this.
26800 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26801 of USE_RETURN_INSN.
26803 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26805 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26806 nearest even, fix denormal rounding overflow.
26808 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26810 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26811 f%$smove and f%$move.
26812 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26813 (extendsfdf2_cf): Use fdmove instead of f%&move.
26814 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26815 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26817 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26819 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26822 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26824 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26825 (coldfire_single_format): Declare.
26826 (coldfire_double_format): Likewise.
26827 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26828 of qnan_msb_set to determine the lower bits of a canonical
26830 (encode_ieee_double): Likewise.
26831 (encode_ieee_quad): Likewise.
26832 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26833 (mips_single_format): Likewise.
26834 (ieee_double_format): Likewise.
26835 (mips_double_format): Likewise.
26836 (ieee_extended_motorola_format): Likewise.
26837 (ieee_extended_intel_96_format): Likewise.
26838 (ieee_extended_intel_128_format): Likewise.
26839 (ieee_extended_intel_96_round_53_format): Likewise.
26840 (ibm_extended_format): Likewise.
26841 (mips_extended_format): Likewise.
26842 (ieee_quad_format): Likewise.
26843 (mips_quad_format): Likewise.
26844 (vax_f_format): Likewise.
26845 (vax_d_format): Likewise.
26846 (vax_g_format): Likewise.
26847 (i370_single_format): Likewise.
26848 (i370_double_format): Likewise.
26849 (decimal_single_format): Likewise.
26850 (decimal_double_format): Likewise.
26851 (decimal_quad_format): Likewise.
26852 (c4x_single_format): Likewise.
26853 (c4x_extended_format): Likewise.
26854 (real_internal_format): Likewise.
26855 (coldfire_single_format): New real_format.
26856 (coldfire_double_format): Likewise.
26857 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26858 canonical_nan_lsbs_set.
26859 (pdp11_d_format): Likewise.
26860 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26861 if TARGET_COLDFIRE_CPU.
26863 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26865 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26866 (output_call, m68k_legitimize_call_address): Declare.
26867 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26868 parenthesees. Add support for a 'W' constraint.
26869 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26870 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26871 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26872 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26874 (override_options): Initialize them. Do not set flag_no_function_cse
26875 for TARGET_ID_SHARED_LIBRARY.
26876 (m68k_output_pic_call): Delete.
26877 (m68k_legitimize_call_address): New function.
26878 (print_operand): Remove the %o prefix. Handle the %p prefix.
26879 (output_call): New function.
26880 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26881 target address from the GOT if symbolic jumps are not allowed.
26882 * config/m68k/m68k.md (call, general_operand): Do not set
26883 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26884 Merge separate flag_pic and !flag_pic define_insns into...
26885 (*call, *call_value): ...these new patterns. Match the address
26886 rather than the containing MEM and require it to be a call_operand.
26887 Use output_call to generate the asm template.
26888 * config/m68k/predicates.md (const_call_operand): New predicate.
26889 (call_operand): Likewise.
26891 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26893 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26894 (STACK_GROWS_DOWNWARD): Define to 1.
26895 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26896 comments, emphasizing that these values are only defaults.
26897 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26898 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26900 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26902 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26904 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26905 Richard Sandiford <richard@codesourcery.com>
26907 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26908 (FP_REGNO_P): New macros.
26909 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26910 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26911 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26912 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26914 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26916 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26917 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26919 * config/m68k/t-floatlib: New file, extracting common code from...
26920 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26921 * config/m68k/t-uclinux: Here.
26922 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26923 routines on ColdFire targets.
26925 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26927 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26928 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26929 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26930 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26931 explicitly set MOTOROLA to 1.
26932 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26934 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26935 Nathan Sidwell <nathan@codesourcery.com>
26937 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26938 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26939 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26940 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26941 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26942 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26943 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26944 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26945 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26946 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26947 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26948 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26949 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26950 (DBX_REGISTER_NUMBER): Delete.
26951 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26952 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26953 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26955 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26957 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26958 * config/flat.h: New file.
26959 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26960 OBJECT_FORMAT_FLAT.
26961 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26962 indirect references for -msep-data or -mid-shared-library.
26963 Do not use PC-relative code addresses either.
26964 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26966 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26967 for shared libraries and crt1.o for executables. Use crti.o and
26969 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26970 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26971 Do not add -elf2flt or -shared-lib-id options here.
26972 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26973 Pass -shared-lib-id if -mid-shared-library, taking the library
26974 identifier from -mshared-library-id if given, otherwise
26976 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26977 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26978 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26979 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26980 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26981 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26983 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26984 jump sequence for ISA A and ISA A+.
26985 (PICJUMP): Likewise.
26987 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26989 * config.gcc (m68k-*-uclinux*): Base the port on the common
26990 and m68k GNU/Linux files rather than on the generic ELF ones.
26991 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26992 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26994 2007-01-18 Julian Brown <julian@codesourcery.com>
26995 Richard Sandiford <richard@codesourcery.com>
26997 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26998 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26999 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
27001 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
27002 80 unconditionally.
27003 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27005 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27007 * doc/install.texi: Document m68k-uclinuxoldabi.
27008 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
27009 * config/m68k/uclinux-oldabi.h: New file, copied from
27010 config/m68k/uclinux.h.
27012 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
27014 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
27015 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
27016 (m32r_compute_frame_size): Use unsigned for regno.
27017 (m32r_reload_lr): Use gen_frame_mem.
27019 (m32r_output_function_epilogue): Don't output the function epilogue
27021 (m32r_expand_epilogue): New.
27022 (direct_return): Return false if the function has the interrupt
27024 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
27025 * config/m32r/m32r.md (epilogue): New expander.
27026 (return_lr, return_rte): New insns.
27027 (return): Make it expander.
27028 (return_normal): New expander.
27030 2007-01-18 Josh Conner <jconner@apple.com>
27033 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
27034 support for UNLE, UNLT, UNGE, and UNGT.
27036 2007-01-18 Jan Hubicka <jh@suse.cz>
27038 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
27039 * tree-tailcall (add_virtual_phis): Likewise.
27040 (optimize_tail_call): Return TODOs.
27041 (execute_tail_calls): Return TODOs.
27042 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
27043 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
27045 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27046 Cleanup cfg using TODO.
27047 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
27048 * passes.c (execute_function_todo): When cleanup did something, remove
27050 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
27051 (make_edges): Don't cleanup_cfg.
27053 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
27055 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
27056 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
27057 operate on the top of stack.
27058 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
27059 register handling of instructions that output to the second
27061 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
27062 (move_for_stack_reg): Special-case check for dead destination
27063 stack slot for constant load of 1.0 inside UNSPEC_TAN.
27065 * config/i386/i386.md (UNSPEC_TAN): New constant.
27066 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
27067 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
27068 to correctly model move of constant 1.0 to top stack slot.
27069 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
27070 (unnamed peephole2 pattern): Remove corresponding peephole2
27071 pattern that optimizes tan insn and loading of constant 1.0.
27072 (tanxf2): Use fptanxf4_i387.
27073 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
27074 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
27075 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27076 disable patterns for SSE math.
27077 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
27078 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
27080 2007-01-18 Dirk Mueller <dmueller@suse.de>
27081 Richard Guenther <rguenther@suse.de>
27084 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
27085 * common.opt (Warray-bounds): Add new warning option.
27086 * c-opts.c (c_common_handle_option): Define -Warray-bounds
27088 * Makefile.in: make tree-vrp.o depend on toplev.h
27089 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
27091 (check_array_refs, check_array_bounds, check_array_ref): New.
27093 2007-01-18 Jan Hubicka <jh@suse.cz>
27095 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
27096 (execute_ssa_ccp): Return flags conditionally.
27097 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
27099 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
27101 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
27103 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
27104 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
27106 * Makefile.c (GTFILES): Add cfglayout.h.
27107 * gengtype.c (open_base_files): Likewise.
27108 * cfglayout.c (cfg_layout_function_footer,
27109 cfg_layout_function_header) Reindent to make gengtype happy.
27110 * cfglayout.h (cfg_layout_function_footer,
27111 cfg_layout_function_header): Add GTY(()) marker.
27113 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
27115 2007-01-18 Ben Elliston <bje@au.ibm.com>
27117 * genautomata.c (write_automata): Include xstrerror output in the
27118 error message if writing the DFA description file fails.
27120 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27122 * config/mips/mips-protos.h (mips_output_external): Make it
27124 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27125 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27126 (extern_list): Likewise.
27127 (extern_head): Likewise.
27128 (TARGET_ASM_FILE_END): Likewise.
27129 (mips_file_end): Likewise.
27130 (mips_output_external): Rewritten.
27132 2007-01-18 Ben Elliston <bje@au.ibm.com>
27134 * genpreds.c (write_insn_preds_c): Only write out the function
27135 body for regclass_for_constraint if we have register constraints.
27137 2007-01-17 Tom Tromey <tromey@redhat.com>
27139 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27140 * doc/install.texi (Testing): Use sourceware.org.
27141 (Binaries): Likewise.
27142 (Specific): Likewise.
27143 * doc/contrib.texi (Contributors): Use sourceware.org.
27145 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27147 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27148 (AVR_ENHANCED): Rename to ...
27149 (AVR_HAVE_MUL): ... new.
27150 (avr_enhanced_p): Rename to ...
27151 (avr_have_mul_p): ... new.
27152 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27153 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27154 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27155 (avr_have_mul_p): ... new.
27156 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27157 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27158 'avr_enhanced_p' and 'enhanced'.
27159 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
27160 AVR_HAVE_MUL instead of AVR_ENHANCED.
27161 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27162 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
27163 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
27164 instead of AVR_ENHANCED.
27165 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27166 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
27167 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
27169 2007-01-17 Ian Lance Taylor <iant@google.com>
27171 * vec.h (VEC_reserve_exact): Define.
27172 (vec_gc_p_reserve_exact): Declare.
27173 (vec_gc_o_reserve_exact): Declare.
27174 (vec_heap_p_reserve_exact): Declare.
27175 (vec_heap_o_reserve_exact): Declare.
27176 (VEC_OP (T,A,reserve_exact)): New static inline function, three
27178 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
27179 negative parameter.
27180 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
27181 (VEC_OP (T,A,copy)) [all versions]: Likewise.
27182 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
27183 * vec.c (calculate_allocation): Add exact parameter. Change all
27185 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
27186 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
27187 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
27188 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
27189 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
27190 (vec_heap_p_reserve_exact): New function.
27191 (vec_heap_o_reserve_exact): New function.
27193 2007-01-17 Jan Hubicka <jh@suse.cz>
27195 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
27197 2007-01-17 Eric Christopher <echristo@apple.com>
27199 * config.gcc: Support core2 processor.
27201 2007-01-16 Jan Hubicka <jh@suse.cz>
27203 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
27204 the names, just unlink the chain so we don't crash on dangling
27208 2007-01-16 Jan Hubicka <jh@suse.cz>
27210 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
27211 * tree-pass.h: Reorder to make IPA passes appear toegher.
27212 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
27214 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
27215 parameters, do not call early inliner.
27216 * ipa-inline.c: Update comments. Include tree-flow.h
27217 (cgraph_decide_inlining): Do not compute inlining parameters.
27218 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
27219 be called with function context set up.
27220 (pass_ipa_inline): Remove unreachable functions before pass.
27221 (cgraph_early_inlining): Simplify assuming to be called from the
27223 (pass_early_inline): New pass.
27224 (cgraph_gate_ipa_early_inlining): New gate.
27225 (pass_ipa_early_inline): Turn into simple wrapper.
27226 (compute_inline_parameters): New function.
27227 (gate_inline_passes): New gate.
27228 (pass_inline_parameters): New pass.
27229 (apply_inline): Move here from tree-optimize.c
27230 (pass_apply_inline): New pass.
27231 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
27233 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
27234 doing them by hand.
27235 (tree_function_versioning): Do not allocate dummy struct function.
27236 * tree-inline.h (optimize_inline_calls): Update prototype.
27237 * tree-optimize.c (execute_fixup_cfg): Export.
27238 (pass_fixup_cfg): Remove
27239 (tree_rest_of_compilation): Do not apply inlines.
27240 * tree-flow.h (execute_fixup_cfg): Declare.
27241 * Makefile.in (gt-passes.c): New.
27242 * passes.c: Include gt-passes.h
27243 (init_optimization_passes): New passes.
27244 (nnodes, order): New static vars.
27245 (do_per_function_toporder): New function.
27246 (execute_one_pass): Dump current pass here.
27247 (execute_ipa_pass_list): Don't dump current pass here.
27249 2007-01-16 Janis Johnson <janis187@us.ibm.com>
27251 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
27252 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
27254 2007-01-16 David Edelsohn <edelsohn@gnu.org>
27256 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
27257 (strong_alias): Define.
27258 (__gcc_qmul): Provide non-FMA for soft-float.
27259 (__gcc_qdiv): Same.
27264 (__gcc_qunord): New.
27274 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
27275 soft-float functions.
27276 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
27277 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
27278 about long double soft float.
27280 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
27281 Tehila Meyzels <tehila@il.ibm.com>
27283 * tree-vectorizer.h (is_pattern_stmt_p): New.
27284 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
27285 formatting (tabs instead of spaces). Cleanup and clarify setting
27286 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
27287 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
27288 (vectorizable_type_demotion): Check that types are integral.
27289 (vectorizable_type_promotion): Likewise.
27290 (vectorizable_store): Fix typo. Eliminate new-line at end of
27293 2007-01-16 Jan Hubicka <jh@suse.cz>
27295 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
27298 2007-01-15 Eric Christopher <echristo@apple.com>
27300 * ifcvt.c: Include vec.h, vecprim.h.
27301 (check_cond_move_block): New argument regs.
27302 Reorganize. Add registers used to regs.
27303 (cond_move_process_if_block): Use regs set above as
27306 2007-01-15 Eric Christopher <echristo@apple.com>
27308 * config/darwin.h: Update copyright.
27309 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
27310 (LINK_COMMAND_SPEC): Add -u.
27311 (LINK_SPEC): Fix umbrella for above.
27313 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
27315 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
27318 2007-01-15 Tom Tromey <tromey@redhat.com>
27320 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27321 * doc/install.texi (Testing): Don't mention jacks.
27322 (Configuration): Document --enable-java-maintainer-mode. Move
27323 --with-java-home to libgcj-specific section. Document
27325 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27327 2007-01-15 Jan Hubicka <jh@suse.cz>
27329 * tree-ssa-dce.c (DCE_TODOs): New.
27330 (propagate_necessity): Return if something changed.
27331 (eliminate_unnecessary_stmts): Likewise.
27332 (perform_tree_ssa_dce): Return TODO flags when needed.
27333 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27335 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27337 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27338 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27339 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27340 patterns using X87MODEF12 mode macro. Extend operand 1
27341 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27342 (log10<mode>2): Ditto.
27343 (log2<mode>2): Ditto.
27344 (log1p<mode>2): Ditto.
27345 (logb<mode>2): Ditto.
27346 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27347 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27348 (*fxtractxf3_i387): Rename from *fxtractxf3.
27349 (fxtract_extend<mode>xf3_i387): New insn pattern.
27350 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27351 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27352 and gen_fyl2xxf3_i387().
27354 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27356 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27357 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27358 get_loop_exit_edges. Changed return type to bool.
27359 * cfgloop.h (fix_loop_placement): Declaration removed.
27361 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27363 * param.h (MIN_VECT_LOOP_BOUND): New.
27364 * params.def (MIN_VECT_LOOP_BOUND): New.
27365 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27366 argument - minimum threshold for number of iterations.
27367 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27368 argument to declaration.
27369 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27370 MIN_VECT_LOOP_BOUND.
27371 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27372 slpeel_tree_peel_loop_to_edge with additional argument.
27373 (vect_do_peeling_for_alignment): Likewise.
27374 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27376 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27379 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27380 operands of size 1.
27382 2007-01-14 Jan Hubicka <jh@suse.cz>
27384 * tree-dfa.c (remove_referenced_var): New function.
27385 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27386 prune referenced vars list too.
27387 * tree-flow.h (remove_referenced_var): Declare.
27389 2007-01-14 Jan Hubicka <jh@suse.cz>
27391 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27393 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27394 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27395 * except.h (verify_eh_throw_table_statements): Kill prototype.
27396 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27397 into call exrepssions.
27398 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27400 * tree-cfg.c: Include pointer-set.h.
27401 (verify_node_sharing): Work on pointer set.
27402 (verify_eh_throw_stmt_node): New.
27403 (verify_stmts): Use pointers sets, verify throw_stmt.
27405 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27407 * ipa-reference.c (analyze_function): Consider also addresses taken
27410 2007-01-12 Roger Sayle <roger@eyesopen.com>
27412 * c-typeck.c (null_pointer_constant_p): Replace use of
27413 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27414 (build_c_cast): Likewise.
27416 2007-01-12 Roger Sayle <roger@eyesopen.com>
27418 * tree.h (force_fit_type_double): Remove unused final argument.
27419 * c-common.c (constant_expression_warning): Replace use of
27420 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27421 (convert_and_check): Likewise.
27422 (shorten_compare): Update call to force_fit_type_double.
27423 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27424 * convert.c (convert_to_pointer): Update call to
27425 force_fit_type_double.
27426 * fold-const.c (force_fit_type_double): Remove overflowed_const
27428 (int_const_binop, fold_convert_const_int_from_int,
27429 fold_convert_const_int_from_real, fold_div_compare,
27430 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27431 fold_abs_const, fold_not_const): Remove the final argument from
27432 calls to force_fit_type_double.
27434 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27436 * configure.ac: Set insn to "nop" for spu-*-* also.
27437 * configure: Regenerate.
27439 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27441 * builtins.def : Add BUILT_IN_FREE.
27443 2007-01-12 Jan Hubicka <jh@suse.cz>
27445 PR tree-optimization/30443
27446 * tree-inline.c (tree_function_versioning): Do not optimize when
27447 cloning for inlining.
27449 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27451 * doc/loop.texi: Document recording of loop exits.
27452 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27453 (update_single_exits_after_duplication,
27454 update_single_exit_for_duplicated_loop,
27455 update_single_exit_for_duplicated_loops): Removed.
27456 (duplicate_loop_to_header_edge): Do not call
27457 update_single_exits_after_duplication and
27458 update_single_exit_for_duplicated_loops.
27459 (loop_version): Do not update single_exit information.
27460 (fix_loop_structure): Use record_loop_exits instead of
27461 mark_single_exit_loops.
27462 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27463 the lists of loop exits.
27464 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27465 split_edge, merge_blocks): Update the lists of loop exits.
27466 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27467 loop_optimizer_init.
27468 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27469 of mark_single_exit_loops.
27470 (loop_optimizer_finalize): Call release_recorded_exits.
27471 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27472 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27473 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27474 update single exit information.
27475 * lambda-code.c (perfect_nestify): Ditto.
27476 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27477 (mark_single_exit_loops): Removed.
27478 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27479 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27480 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27482 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27483 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27484 (verify_loop_structure): Verify consistency of the exit lists.
27485 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27486 (set_single_exit): Removed.
27487 * cfgloop.h (struct loop_exit): New function.
27488 (struct loop): single_exit_ field replaced by exits field.
27489 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27490 LOOPS_HAVE_RECORDED_EXITS.
27491 (struct loops): Added exits hash.
27492 (mark_single_exit_loops, set_single_exit): Declaration removed.
27493 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27495 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27497 * doc/invoke.texi: Avoid use of @headitem.
27499 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27501 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27503 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27505 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27508 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27509 Richard Sandiford <richard@codesourcery.com>
27511 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27512 * config/m68k/m68k.opt: Resort options.
27513 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27515 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27516 Richard Sandiford <richard@codesourcery.com>
27518 * doc/invoke.texi: Document the macros that are defined by
27519 m68k's -mtune and -mhard-float options.
27520 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27521 (m68k_cpp_cpu_family): Likewise.
27522 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27523 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27524 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27525 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27526 (m68k_cpp_cpu_family): Likewise.
27528 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27530 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27531 macros besides mc68000 as tuning macros. Use a switch statement
27532 to set them and mcpu32.
27534 2007-01-12 Julian Brown <julian@codesourcery.com>
27536 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27537 (TARGET_68040_ONLY): Rename to...
27538 (TARGET_68040): ...this.
27539 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27540 * config/m68k/m68k.md: Likewise.
27542 2007-01-12 Julian Brown <julian@codesourcery.com>
27543 Nathan Sidwell <nathan@codesourcery.com>
27544 Richard Sandiford <richard@codesourcery.com>
27546 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27547 the -mcpu= argument associated with the --with-cpu setting.
27548 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27549 if different from the one implied by the -mcpu setting.
27550 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27551 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27552 * doc/invoke.texi: Mention ColdFire in the introduction to the
27553 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27554 -mno-div and -mhard-float options. Make -m68881 a synonym for
27555 -mhard-float. Document the previously-undocumented -m5206e,
27556 -m528x, -m5307 and -m5407 options. Tweak the existing option
27557 documentation for consistency.
27558 * doc/install.texi: Mention new --with-cpu arguments.
27559 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27560 default CPU if neither -mcpu nor -march are specified.
27561 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27562 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27563 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27564 using m68k_tune to decide between families that implement the
27565 same ISA. Use m68k_tune to set __mcfv4e__.
27566 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27567 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27568 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27569 (FL_ISA_C, FL_ISA_MMU): New macros.
27570 (MASK_COLDFIRE): Delete.
27571 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27572 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27573 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27574 (TARGET_HARD_FLOAT): Do not define here.
27575 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27576 (TUNE_68000): New macro.
27577 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27578 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27579 (TUNE_CFV2): Redefine in terms of m68k_tune.
27580 (uarch_type, target_device, fpu_type): New enums.
27581 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27582 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27583 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27584 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27585 (FL_FOR_isa_c): New macros.
27586 (m68k_isa): New enum.
27587 (m68k_target_selection): New structure.
27588 (all_devices, all_isas, all_microarchs): New tables.
27589 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27590 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27591 (MASK_ALL_CPU_BITS): Delete.
27592 (m68k_find_selection): New function.
27593 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27594 Map the legacy target options to a combination of the new ones.
27595 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27596 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27597 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27599 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27600 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27602 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27603 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27604 * config/m68k/m68k-devices.def: New file.
27606 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27607 Nathan Sidwell <nathan@codesourcery.com>
27609 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27610 (SUBTARGET_EXTRA_SPECS): New macros.
27611 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27612 use %(asm_cpu_spec) instead.
27613 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27614 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27615 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27616 (EXTRA_SPECS): Rename to...
27617 (SUBTARGET_EXTRA_SPECS): ...this.
27619 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27620 Richard Sandiford <richard@codesourcery.com>
27621 Julian Brown <julian@codesourcery.com>
27623 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27624 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27625 to the configuration's default CPU.
27626 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27627 Remove default masks.
27628 (m680[012]0-*-*): Set the default with_cpu to the first part of
27630 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27631 (m68k*-*-linux): Extend the --with-cpu handling to...
27632 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27633 and m68010. Don't set target_cpu_default2.
27634 * doc/install.texi: Document --with-cpu for m68k.
27635 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27636 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27637 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27638 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27639 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27640 (ASM_SPEC): Remove use of %(asm_cpu_default).
27641 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27642 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27643 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27644 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27645 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27646 (TARGET_DEFAULT): Delete.
27647 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27648 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27649 (CPP_CPU_SPEC): Delete.
27650 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27651 the appropriate string.
27652 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27653 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27654 (ASM_SPEC): Don't use %(asm_default_spec).
27655 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27656 TARGET_DEFAULT and add MASK_68881.
27657 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27659 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27661 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27662 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27663 MASK_68010 alongside MASK_68020.
27664 * doc/invoke.texi: Document -m68010.
27665 * config/m68k/m68k.opt (m68010): New.
27666 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27668 (TUNE_68010): New macro.
27669 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27670 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27671 (M68K_CPU_m68332): Add MASK_68010.
27672 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27673 fallback definition.
27674 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27676 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27677 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27678 to all entries that use MASK_68020.
27679 (output_move_simode_const, output_move_himode, output_move_qimode)
27680 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27681 instead of TARGET_68020 to select clr behavior. Remove comment
27682 about there being no TARGET_68010.
27683 * config/m68k/m68k.md: Likewise throughout.
27685 2007-01-12 Julian Brown <julian@codesourcery.com>
27687 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27688 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27689 * config/m68k/m68k.md: Likewise.
27691 2007-01-12 Julian Brown <julian@codesourcery.com>
27693 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27694 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27696 2007-01-12 Julian Brown <julian@codesourcery.com>
27698 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27699 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27700 * config/m68k/m68k.md: Likewise.
27702 2007-01-12 Julian Brown <julian@codesourcery.com>
27703 Richard Sandiford <richard@codesourcery.com>
27705 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27706 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27707 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27709 (TARGET_CPU32): Rename to...
27710 (TUNE_CPU32): ...this.
27711 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27712 (TUNE_CFV2): New macros.
27713 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27714 remove conditions that are implied by TARGET_68020.
27715 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27716 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27717 (m68k_output_function_epilogue): Likewise.
27718 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27719 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27720 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27721 non-68000 timings. Refactor multiplication and division costs.
27722 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27723 TUNE_CPU32 instead of TARGET_CPU32.
27724 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27725 and TUNE_68060 instead of TARGET_68060.
27726 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27727 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27729 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27730 && !TARGET_COLDFIRE" to choose between moveq and clr.
27731 Likewise in the unnamed movsf pattern.
27732 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27733 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27736 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27738 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27739 of tabbing before backslashes.
27741 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27743 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27744 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27745 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27747 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27749 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27750 find_interesting_uses_cond.
27751 (find_interesting_uses_cond): Use extract_cond_operands.
27752 (rewrite_use_compare): Use extract_cond_operands and
27753 force_gimple_operand_bsi. Do not call update_stmt.
27754 (determine_use_iv_cost_condition): Use extract_cond_operands.
27755 Return cheaper of using original bound and changing the exit bound.
27757 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27759 PR tree-optimization/29516
27760 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27761 most_expensive_mult_to_index, addr_to_parts,
27762 create_mem_ref, maybe_fold_tmr): Make the type of
27763 fields of TARGET_MEM_REF sizetype.
27764 (move_fixed_address_to_symbol, move_pointer_to_base):
27766 * tree.def (TARGET_MEM_REF): Add comment on types of
27769 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27771 * c-common.c (vector_types_convertible_p): Treat opaque types as
27772 always convertible if they have the same size, but not otherwise.
27774 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27776 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27777 Remove the b_unconditional field.
27778 (noce_try_sign_mask): Do not look at b_unconditional.
27779 (noce_process_if_block): Do not use merge_if_blocks. Update
27780 the CFG here. Do not set b_unconditional.
27781 (cond_move_process_if_block): Likewise.
27782 (find_cond_trap): Likewise.
27783 (check_cond_move_block): Require simple jump insns at the end
27784 of the basic block.
27786 2007-01-11 Jan Hubicka <jh@suse.cz>
27788 PR tree-optimization/1046
27789 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27790 when alias info is not ready.
27791 (pass_tail_recursion): Do not require aliasing.
27792 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27793 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27794 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27795 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27796 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27797 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27798 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27800 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27801 When aliasing is not build, mark statement as volatile.
27803 2007-01-11 Tom Tromey <tromey@redhat.com>
27805 PR preprocessor/15185, PR preprocessor/20989:
27806 * doc/cppopts.texi <-MT>: Update description of algorithm for
27807 computing default target.
27808 <-M, -MD>: Reword "basename" text.
27810 2007-01-11 Roger Sayle <roger@eyesopen.com>
27812 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27813 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27814 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27815 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27816 fold_builtin_bswap, real_constp, fold_builtin_pow,
27817 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27818 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27819 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27820 * convert.c (convert_to_pointer): Likewise.
27821 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27822 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27823 const_binop, fold_convert_const_int_from_int,
27824 fold_convert_const_int_from_real,
27825 fold_convert_const_real_from_real, sign_bit_p,
27826 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27827 fold_sign_changed_comparison, fold_unary, fold_comparison,
27828 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27829 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27830 * print-tree.c (print_node_brief, print_node): Likewise.
27831 * stor-layout.c (place_field, layout_type): Likewise.
27832 * tree-chrec.c (keep_cast): Likewise.
27833 * tree.c (build_vector, build_real, build_real_from_int_cst,
27834 build_complex): Likewise.
27836 2007-01-11 Roger Sayle <roger@eyesopen.com>
27838 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27839 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27841 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27843 * configure.ac (strict1_warn): Rename to strict_warn.
27844 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27845 cc_set_by_configure, quoted_cc_set_by_configure,
27846 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27847 all_boot_languages, all_stagestuff): Remove.
27848 (target_list): Remove bootstrap targets.
27849 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27850 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27851 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27852 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27853 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27854 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27855 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27856 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27857 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27858 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27859 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27860 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27861 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27862 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27863 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27864 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27865 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27866 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27867 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27868 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27869 (mostlyclean): Adjust.
27870 (clean, distclean): Don't mention bootstrap stuff.
27871 * configure: Regenerate.
27872 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27873 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27874 treelang/config-lang.in (stagestuff): Remove.
27875 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27876 stageprofile, stagefeedback, stagestuff): Remove mention.
27878 2007-01-11 Nick Clifton <nickc@redhat.com>
27880 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27882 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27883 (mcore_arith_K_S_operand): Run the test for the S constraint not
27884 the test for the M constraint.
27885 (mcore_addsub_operand): Do not accept integer values that are
27886 larger than 32 bits.
27887 * config/mcore/mcore.md: Remove unused constraints from split.
27888 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27889 (addsi3): Likewise.
27890 (allocate_stack): Likewise.
27891 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27892 operands to 32 bits.
27893 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27895 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27896 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27897 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27898 mcore_output_bclri, mcore_output_andn, output_inline_const,
27899 mcore_output_move, mcore_output_movedouble): Likewise.
27900 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27901 (output_inline_const): Likewise.
27902 (output_inline_const): Fix format strings used in sprintf
27904 * config/mcore/mcore-protos.h: Update prototypes for changed
27905 functions in mcore.c.
27906 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27907 HOST_WIDE_INT and not int.
27908 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27909 CONST_OK_FOR_N): Likewise.
27910 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27911 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27914 2007-01-10 Jan Hubicka <jh@suse.cz>
27916 * tree-vrp.c (remove_range_assertions): Release defs.
27917 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27918 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27920 2007-01-10 Paul Brook <paul@codesourcery.com>
27922 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27923 * config/arm/arm.md (mulsi3subsi): New insn.
27925 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27927 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27928 (tree_transform_and_unroll_loop): New.
27929 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27932 2007-01-10 Robert Kennedy <jimbob@google.com>
27934 * fold-const.c (fold_comparison): Fold comparisons like (x *
27935 1000 < 0) to (x < 0).
27937 2007-01-10 Ian Lance Taylor <iant@google.com>
27939 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27940 operands have the same priority.
27942 2007-01-10 Tom Tromey <tromey@redhat.com>
27944 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27945 (fold_binary): Likewise.
27946 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27947 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27948 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27949 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27950 * langhooks.h (struct lang_hooks): Removed field
27951 'can_use_bit_fields_p'.
27953 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27955 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27957 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27959 * function.c (get_last_funcdef_no): New function.
27960 * function.h (get_last_funcdef_no): Declare.
27961 * tree-inline.c (initialize_cfun): Add initialization.
27962 (tree_function_versioning): Cleanup.
27964 2007-01-10 Jan Hubicka <jh@suse.cz>
27966 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27969 2007-01-10 Sa Liu <saliu@de.ibm.com>
27970 Ben Elliston <bje@au.ibm.com>
27972 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27973 for SAVE_NONLOCAL and Pmode for any other save level.
27974 * spu-protos.h (spu_restore_stack_block): Declare.
27975 * spu.md (save_stack_block): Remove.
27976 (restore_stack_block): Call spu_restore_stack_block.
27977 * spu.c (spu_restore_stack_block): New function.
27978 (spu_expand_epilogue): Remove old comment.
27980 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27982 PR tree-optimization/30322
27983 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27984 (cand_value_at): Return the value as aff_tree.
27985 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27986 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27987 aff_combination_mult): New functions.
27988 (aff_combination_add): Use aff_combination_add_cst.
27989 (aff_combination_convert): Allow conversions to a wider type.
27990 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27991 * tree-affine.h (aff_combination_mult): Declare.
27993 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27995 * doc/tm.texi: Update documentation to reflect reality of exec
27996 and start file search behaviours. Update copyright year.
27997 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27998 header file directories.
28000 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
28002 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
28003 (*cosxf2): Rename to cosxf2_i387.
28004 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
28005 using X87MODEF12 mode macro. Rename patterns to
28006 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
28008 (*cosdf2, *cossf2): Ditto.
28009 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
28010 to match extended input operands.
28011 (sincos<mode>3): New expander.
28012 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
28013 insn patterns and corresponding splitters.
28015 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
28017 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
28018 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
28020 2007-01-09 Nicolas Pitre <nico@cam.org>
28023 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
28025 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28027 * target.h (struct gcc_target): New field library_rtti_comdat.
28028 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
28029 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
28030 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
28031 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
28033 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28035 * doc/invoke.texi (Optimize Options): Correct description of -O0.
28037 2007-01-08 Richard Guenther <rguenther@suse.de>
28039 * tree.h (force_fit_type_double): Export.
28040 (force_fit_type): Remove.
28041 * fold-const.c (force_fit_type_double): New function.
28042 (force_fit_type): Remove.
28043 (int_const_binop): Use it.
28044 (fold_convert_const_int_from_int): Likewise.
28045 (fold_convert_const_int_from_real): Likewise.
28046 (fold_div_compare): Likewise.
28047 (fold_sign_changed_comparison): Likewise.
28048 (fold_unary): Likewise.
28049 (fold_negate_const): Likewise.
28050 (fold_abs_const): Likewise.
28051 (fold_not_const): Likewise.
28052 * c-common.c (shorten_compare): Use force_fit_type_double.
28053 * convert.c (convert_to_pointer): Likewise.
28055 2007-01-08 Richard Guenther <rguenther@suse.de>
28057 * tree.h (build_int_cst_wide_type): Export.
28058 * tree.c (build_int_cst_wide_type): New function.
28059 (build_int_cst_wide): Fix comment.
28060 * builtins.c (fold_builtin_object_size): Use build_int_cst
28061 to build -1 or 0 of the correct type. Use fit_double_type
28062 to check for overflow.
28063 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
28065 (decode_field_reference): Likewise.
28066 (all_ones_mask_p): Likewise.
28067 (native_interpret_int): Use build_int_cst_wide_type.
28068 (fold_binary): Use build_int_cst_type to build an all-ones
28070 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
28072 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
28074 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
28076 2007-01-09 Ben Elliston <bje@au.ibm.com>
28078 * genautomata.c (STATS_OPTION): New option.
28079 (stats_flag): New flag.
28080 (gen_automata_option): Handle it.
28081 (initiate_automaton_gen): Ditto.
28082 (write_automata): Output statistics only if stats_flag is
28083 set. Likewise, output time statistics only if time_flag is set.
28084 * doc/md.texi (Processor pipeline description): Document new flag.
28086 2007-01-08 Richard Guenther <rguenther@suse.de>
28088 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
28089 * tree.c (build_int_cst_type): Likewise.
28090 (size_in_bytes): Don't call force_fit_type on the result.
28091 (int_fits_type_p): Use fit_double_type.
28092 * fold-const.c (fit_double_type): New function.
28093 (force_fit_type): Use it.
28094 * tree.h (fit_double_type): Export.
28096 2007-01-08 Jan Hubicka <jh@suse.cz>
28098 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
28099 * ipa.c (function_and_variable_visibility): Fix return type.
28101 2007-01-08 Richard Guenther <rguenther@suse.de>
28103 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
28104 of offset to build the index.
28105 * tree-pretty-print.c (dump_generic_node): Don't build negated
28106 const just for printing.
28107 * c-pretty-print.c (pp_c_integer_constant): Likewise.
28108 * builtins.c (fold_builtin_int_roundingfn): Check if result
28109 fits the type by using force_fit_type and comparing the result.
28110 * predict.c (predict_loops): Use compare_tree_int for comparison.
28111 * tree.c (build_int_cst): Fall back to integer_type_node for
28113 (build_int_cst_wide): Assert type is non-null.
28115 2007-01-08 Roberto Costa <roberto.costa@st.com>
28117 * tree-vrp.c (extract_range_from_cond_expr): New.
28118 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28119 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28121 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28122 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28123 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28124 used as expressions.
28125 * tree-object-size.c (cond_expr_object_size): New.
28126 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28128 2007-01-08 Jan Hubicka <jh@suse.cz>
28130 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28131 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28134 2007-01-08 Richard Guenther <rguenther@suse.de>
28136 PR tree-optimization/23603
28137 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28138 (extract_range_from_binary): Fall back to truthvalue instead of
28139 varying for TRUTH_*_EXPR.
28140 (extract_range_from_comparison): Fall back to truthvalue instead of
28142 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28143 if all visited PHI values were constant.
28145 2007-01-08 Jan Hubicka <jh@suse.cz>
28147 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28148 (cgraph_analyze_function): break out from ...
28149 (cgraph_finalize_compilation_unit): ... here.
28150 (cgraph_expand_function): Remove forgoten commented out line.
28151 (cgraph_optimize): Analyze functions.
28153 2007-01-08 Jan Hubicka <jh@suse.cz>
28155 * tree-pas.h (TODO_remove_function): New flag.
28156 (TODO_update*): Renumber.
28157 (pass_ipa_increase_alignment,
28158 pass_ipa_function_and_variable_visibility): New passes.
28159 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
28160 (cgraph_function_and_variable_visibility): Move to ipa.c
28161 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
28162 cgraph_increase_alignment.
28163 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
28164 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
28165 calling tree-inline.
28166 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
28167 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
28168 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
28169 (gate_increase_alignment): New function.
28170 (pass_ipa_increase_alignment): New pass.
28171 * ipa.c: Inline tree-pass.h and timevar.h
28172 (function_and_variable_visibility): Move here from cgraphunit.c
28173 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
28174 * passes.c (init_optimization_passes): Add the two new passes.
28175 (execute_todo): Handle cgraph_remove_functions.
28177 2007-01-08 Nick Clifton <nickc@redhat.com>
28179 * config/frv/predicates.md (reg_or_0_operand): Accept
28182 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
28184 * config/bfin/rtems.h, config/bfin/t-rtems: New.
28185 * config.gcc: Add bfin*-rtems*.
28187 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28189 * c.opt: Add -flax-vector-conversions.
28190 * c-typeck.c (convert_for_assignment): Pass flag to
28191 vector_types_convertible_p to allow emission of note.
28192 (digest_init): Likewise.
28193 * c-opts.c: Handle -flax-vector-conversions.
28194 * c-common.c (flag_lax_vector_conversions): New.
28195 (vector_types_convertible_p): Unless -flax-vector conversions
28196 has been passed, disallow conversions between vectors with
28197 differing numbers of subparts and/or element types. If such
28198 a conversion is disallowed, possibly emit a note on the first
28199 occasion only to inform the user of -flax-vector-conversions.
28200 The new last argument specifies this.
28201 * c-common.h (flag_lax_vector_conversions): New.
28202 (vector_types_convertible_p): Add extra argument.
28203 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
28204 char_type_node for V*QI type vectors.
28205 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
28206 Update to satisfy new typechecking rules.
28207 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
28208 C and C++ variants.
28209 * doc/invoke.texi (C Dialect Options): Document
28210 -flax-vector-conversions.
28212 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28214 PR tree-optimization/29877
28215 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
28216 a register variable on the RHS to not be replaceable.
28218 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
28219 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
28220 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
28221 const_simm15, const_pow2, const_npow2): Added.
28222 * config/score/misc.md (insv, extv, extzv, movmemsi,
28223 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
28224 * config/score/score.c (score_address_cost, score_select_cc_mode):
28226 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
28227 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
28228 Update score_print_operand.
28229 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
28230 Adjust register allocate order and update some macro define.
28231 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
28232 mdx_block_move_straight, mdx_block_move_loop_head,
28233 mdx_block_move_loop_body, mdx_block_move_loop_foot,
28234 mdx_block_move_loop, mdx_block_move): Added.
28235 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
28236 mdp_limm): Updated and fix some bug and typo.
28237 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
28238 (movsf, movdf, doloop_end): Added.
28240 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
28242 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
28243 config/arm/thumb2.md: Fix comment typos.
28244 * doc/extend.texi: Fix a typo.
28246 2007-01-07 Eric Christopher <echristo@apple.com>
28248 * configure.ac: Check for __stack_chk_fail for darwin.
28249 * configure: Regenerate.
28251 2007-01-07 Richard Guenther <rguenther@suse.de>
28253 * tree-vrp.c (extract_range_from_assert): CSE calls to
28254 compare_values where possible.
28255 (extract_range_from_unary_expr): Likewise.
28257 2007-01-07 Anatoly Sokolov <aesok@post.ru>
28259 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
28260 * config/avr/avr.c (call_insn_operand): Delete function.
28261 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
28262 instead of register number. Use predicates.
28263 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
28264 call_insn_operand): Add.
28266 2007-01-06 Jan Hubicka <jh@suse.cz>
28268 * tree-pass.h (pass_build_cgraph_edges): Declare.
28269 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
28270 (visited_nodes): Remove.
28271 (cgraph_create_edges): Move to cgraphbuild.c; rename to
28272 build_cgrpah_edges; make visited_nodes local.
28273 (cgraph_process_new_functions): DO not call initialize_inline_failed.
28274 (record_references_in_initializer): Move to cgraphbuild.c
28275 (initialize_inline_failed, rebuild_cgraph_edges,
28276 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
28277 (verify_cgraph_node): Make visited_nodes local.
28278 (cgraph_analyze_function): Do not call cgraph_create_edges and
28279 initialize_inline_failed.
28280 (cgraph_expand_function): Do not call cgraph_lower_function;
28281 assert that function is already lowered.
28282 * Makefile.in (cgraphbuild.o): New.
28283 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
28284 at the end of lowering passes.
28286 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
28288 * ifcvt.c (cond_move_convert_if_block): New function, code
28289 factored out from...
28290 (cond_move_process_if_block): ...here. Call the new function
28291 on the THEN and ELSE blocks.
28292 (merge_if_block): Do not copy global_live_at_end, merge_blocks
28293 already takes care of this.
28295 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28298 * tree.h (TREE_OVERFLOW_P): New.
28299 * c-typeck.c (parser_build_unary_op): Warn only if result
28300 overflowed and operands did not.
28301 (parser_build_binary_op): Likewise.
28302 (convert_for_assignment): Remove redundant overflow_warning.
28303 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
28305 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28307 * c-typeck.c (store_init_value): Split over two lines to follow
28308 the GNU coding style.
28310 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
28312 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
28313 __GXX_EXPERIMENTAL_CXX0X__.
28314 * doc/cpp.texi: Same.
28316 2007-01-05 Richard Guenther <rguenther@suse.de>
28318 PR middle-end/27826
28319 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28320 with mismatched types. Instead explicitly build a
28321 conversion NOP_EXPR.
28323 2007-01-05 Ian Lance Taylor <iant@google.com>
28325 * c-common.c (decl_with_nonnull_addr_p): New function.
28326 (c_common_truthvalue_conversion): Call it.
28327 * c-typeck.c (build_binary_op): Likewise.
28328 * c-common.h (decl_with_nonnull_addr_p): Declare.
28330 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28333 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28336 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28338 * doc/install.texi (Final install): Document the fact that
28339 the GNAT runtime should not be stripped.
28341 2007-01-04 Jan Hubicka <jh@suse.cz>
28343 * tree-inline.c (fold_marked_statements): Update operand caches
28344 and EH after folding
28346 2007-01-04 Ian Lance Taylor <iant@google.com>
28348 * c-common.c (check_function_nonnull): Whitespace fix.
28350 2007-01-04 Jan Hubicka <jh@suse.cz>
28352 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28353 comitted older version of patch.
28354 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28355 function, celanup cfg and collect garbage.
28357 2007-01-04 Mike Stump <mrs@apple.com>
28359 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28362 2007-01-04 Eric Christopher <echristo@apple.com>
28364 * libgcc2.c (__bswapsi2): Use SItype.
28365 (__bswapdi2): Use DItype.
28366 * libgcc2.h: Update for above.
28368 2007-01-04 Paul Brook <paul@codesourcery.com>
28370 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28371 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28372 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28373 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28374 umulsi3_highpart): Make conditional on !arm_arch6.
28375 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28376 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28377 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28378 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28379 umulsi3_highpart_v6): New insns.
28381 2007-01-04 Roger Sayle <roger@eyesopen.com>
28383 * fold-const.c (fold_convert): When casting an expression to void,
28384 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28385 have a type. Instead of attempting to build a NOP_EXPR, return
28386 these "special" trees directly.
28388 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28390 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28391 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28392 rs6000_cost->fp not 0 as adjustment for outer NEG.
28394 2007-01-04 Jan Hubicka <jh@suse.cz>
28396 * cgraph.c (cgraph_release_function_body): New function.
28397 (cgraph_remove_node): Use it.
28398 * cgraph.h (cgraph_release_function_body): Declare.
28399 * cgraphunit.c (cgraph_expand_function): Use it.
28400 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28401 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28402 is initialized and while compilation of other function is running.
28403 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28404 statement CFG annotations from here to ...
28405 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28407 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28409 * cfgloop.h (enum li_flags): Make the constants powers of two.
28411 2007-01-04 Jan Hubicka <jh@suse.cz>
28413 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28415 (fold_marked_statements): New function.
28416 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28417 * tree-inline.h (copy_body_data): Add statements_to_fold.
28419 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28421 * config.gcc: Mention libgcc/config.host.
28422 * Makefile.in: Update comments mentioning libgcc.
28423 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28424 (all.cross, start.encap, rest.encap, rest.cross): Update
28425 dependencies for libgcc move.
28426 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28427 (clean-target, clean-target-libgcc): Delete.
28428 (srcdirify, GCC_EXTRA_PARTS): New macros.
28429 (libgcc-support, libgcc.mvars): New rules.
28430 (distclean): Remove mention of mklibgcc.
28431 (install): Don't reference INSTALL_LIBGCC.
28432 (install-common): Don't reference EXTRA_PARTS.
28433 (install-libgcc, install-multilib): Delete rules.
28434 * mklibgcc.in: Delete file.
28435 * doc/configfiles.texi: Don't mention mklibgcc.
28437 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28438 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28439 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28440 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28441 (mklibgcc, ldblspecs): Likewise.
28443 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28444 (posixpre.def): Use $(T).
28445 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28446 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28447 (SHLIB_LINK): Make dummy.
28448 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28450 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28452 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28453 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28454 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28455 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28457 * configure.ac (all_outputs): Remove mklibgcc.
28458 * configure: Regenerated.
28460 2007-01-03 Josh Conner <jconner@apple.com>
28462 PR middle-end/29683
28463 * calls.c (compute_argument_addresses): Set stack and stack_slot
28464 for partial args, too.
28465 (store_one_arg): Use locate.size.constant for the size when
28466 generating a save_area.
28468 2007-01-03 Robert Kennedy <jimbob@google.com>
28470 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28471 whose definitions are deleted due to basic block merging.
28473 2007-01-03 Paul Brook <paul@codesourcery.com>
28476 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28478 (use_return_insn): Return 0 for Thumb interrupt functions.
28479 (print_multi_reg): Add rfe argument for IRQ returns.
28480 (arm_output_epilogue): Pop interrupt return address directly into PC.
28481 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28483 2007-01-03 Paul Brook <paul@codesourcery.com>
28485 Merge from sourcerygxx-4_1.
28486 * config/arm/thumb2.md: New file.
28487 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28489 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28490 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28491 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28492 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28494 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28495 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28497 * config/arm/ieee754-sf.S: Ditto.
28498 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28499 (thumb1_base_register_rtx_p): ... to this.
28500 (thumb_index_register_rtx_p): Rename...
28501 (thumb1_index_register_rtx_p): ... to this.
28502 (thumb_output_function_prologue): Rename...
28503 (thumb1_output_function_prologue): ... to this.
28504 (thumb_legitimate_address_p): Rename...
28505 (thumb1_legitimate_address_p): ... to this.
28506 (thumb_rtx_costs): Rename...
28507 (thumb1_rtx_costs): ... to this.
28508 (thumb_compute_save_reg_mask): Rename...
28509 (thumb1_compute_save_reg_mask): ... to this.
28510 (thumb_final_prescan_insn): Rename...
28511 (thumb1_final_prescan_insn): ... to this.
28512 (thumb_expand_epilogue): Rename...
28513 (thumb1_expand_epilogue): ... to this.
28514 (arm_unwind_emit_stm): Rename...
28515 (arm_unwind_emit_sequence): ... to this.
28516 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28517 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28518 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28519 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28520 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28521 thumb2_output_casesi): New functions.
28522 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28523 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28524 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28525 THUMB2_WORK_REGS): Define.
28526 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28527 arm_condexec_mask, arm_condexec_masklen)): New variables.
28528 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28529 (arm_override_options): Check new CPU capabilities.
28530 Set new architecture flag variables.
28531 (arm_isr_value): Handle v7m interrupt functions.
28532 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28534 (const_ok_for_arm): Handle Thumb-2 constants.
28535 (arm_gen_constant): Ditto. Use movw when available.
28536 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28538 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28539 (thumb_find_work_register, arm_load_pic_register,
28540 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28541 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28542 print_multi_reg, output_mov_long_double_fpa_from_arm,
28543 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28544 output_mov_double_fpa_from_arm, output_move_double,
28545 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28546 output_return_instruction, arm_output_function_prologue,
28547 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28548 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28549 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28550 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28551 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28552 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28554 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28555 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28556 (arm_file_start): Output directive for unified syntax.
28557 (arm_unwind_emit_set): Handle stack alignment instruction.
28558 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28559 Add v6t2, v7, v7a, v7r and v7m.
28560 (RETLDM): Add Thumb-2 code.
28561 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28562 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28563 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28564 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28565 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28566 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28567 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28568 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28569 ADJUST_INSN_LENGTH): Define.
28570 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28571 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28572 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28573 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28574 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28575 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28576 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28577 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28578 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28579 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28580 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28581 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28582 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28583 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28584 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28585 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28586 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28588 * config/arm/arm-tune.md: Regenerate.
28589 * config/arm/arm-protos.h: Update prototypes.
28590 * config/arm/vfp.md: Enable patterns for Thumb-2.
28591 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28592 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28593 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28594 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28595 * config/arm/libunwind.S: Add Thumb-2 code.
28596 * config/arm/constraints.md: Update include Thumb-2.
28597 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28598 * config/arm/ieee754-df.S: Ditto.
28599 * config/arm/bpabi.S: Ditto.
28600 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28601 * config/arm/predicates.md (low_register_operand,
28602 low_reg_or_int_operand, thumb_16bit_operator): New.
28603 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28604 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28605 * config/arm/t-arm-elf: Add armv7 multilib.
28606 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28608 (UNSPEC_STACK_ALIGN, ce_count): New.
28609 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28610 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28612 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28613 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28614 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28615 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28616 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28617 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28619 * doc/extend.texi: Document ARMv7-M interrupt functions.
28620 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28622 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28624 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28625 (struct _Unwind_Context): Rename args_size to flags, remove
28626 signal_frame field, add a new args_size field and version field.
28627 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28628 _Unwind_IsExtendedContext): New inline functions.
28629 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28630 Assume by_value array is only present if _Unwind_IsExtendedContext.
28631 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28632 _Unwind_IsSignalFrame.
28633 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28634 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28635 (uw_init_context_1): Initialize context->flags to
28636 EXTENDED_CONTEXT_BIT.
28637 * config/rs6000/linux-unwind.h (frob_update_context): Use
28638 _Unwind_SetSignalFrame.
28640 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28642 PR middle-end/30353
28643 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28644 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28647 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28649 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28650 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28651 RET, AT_SP): Remove.
28652 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28655 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28656 * cfgbuild.c (find_basic_blocks): Likewise.
28657 * cfgrtl.c (rtl_create_basic_block): Likewise.
28658 * function.c (temp_slots_at_level): Likewise.
28659 * reg-stack.c (stack_regs_mentioned): Likewise.
28660 * regclass.c (allocate_reg_info): Likewise.
28661 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28662 set_bb_for_stmt, move_block_to_fn): Likewise.
28663 * tree-complex.c (tree_lower_complex): Likewise.
28664 * vec.h (VEC_safe_grow_cleared): New.
28666 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28668 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28670 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28671 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28673 * cfgloopmanip.c (scale_loop_frequencies): Export.
28674 (loopify): Scale the frequencies by prescribed coefficients.
28675 (set_zero_probability): New function.
28676 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28677 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28678 and frequencies according to arguments.
28679 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28681 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28682 * modulo-sched.c (sms_schedule): Set probabilities for entering
28683 versioned loop correctly.
28684 * tree-vect-transform.c (vect_transform_loop): Ditto.
28685 * cfgloop.h (loopify, loop_version): Declaration changed.
28686 (scale_loop_frequencies): Declared.
28688 2007-01-02 Jan Hubicka <jh@suse.cz>
28690 * cgraph.c: Include tree-flow.h
28691 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28692 early_local_passes.
28693 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28694 * tree-pass.h (pass_all_early_optimizations): Declare.
28695 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28696 early_local_passes.
28697 (cgraph_analyze_function): Do early_local_passes.
28698 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28699 Do not add referenced vars.
28700 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28702 (gate_all_early_local_passes): New gate.
28703 (pass_early_local_passes): Use new gate.
28704 (execute_early_local_optimizations): New functions.
28705 (gate_all_early_optimizations): New gate.
28706 (pass_all_early_optimizations): New pass.
28707 (execute_free_datastructures): Free SSA only when initialized.
28708 (gate_init_datastructures): Init only when optimizing.
28709 (tree_lowering_passes): Do early local passes when called late.
28710 * tree-profile.c (do_tree_profiling): Don't profile functions added
28712 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28713 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28715 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28716 during early_local_passes.
28717 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28720 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28722 * Makefile.in: Update copyright year.
28724 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28726 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28727 in $(lang_checks) and check-consistency targets.
28729 2007-01-02 Jan Hubicka <jh@suse.cz>
28731 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28732 Do not add referenced vars.
28733 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28735 * passes.c (init_optimization_passes): Put mudflap_2 after
28736 free_datastructures.
28738 2007-01-02 Jan Hubicka <jh@suse.cz>
28740 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28741 Set NOTHROW flag on call statements proved to be nothrow.
28742 Update statement of local calls so new pure/const functions are
28743 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28745 (tree_rest_of_compilation): Register hooks and initialize bitmap
28746 early. Do not set after_inlining flag.
28748 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28750 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28751 HOST_BITS_PER_LONGLONG
28753 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28756 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28757 warning for non-static initializers.
28759 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28761 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28762 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28763 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28764 Always use set_unique_reg_note to add REG_EQUAL notes.
28766 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28769 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28771 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28772 * cfgbuild.c (find_basic_blocks): Likewise.
28773 * cfgrtl.c (rtl_create_basic_block): Likewise.
28774 * function.c (temp_slots_at_level): Likewise.
28775 * reg-stack.c (stack_regs_mentioned): Likewise.
28776 * regclass.c (allocate_reg_info): Likewise.
28777 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28778 set_bb_for_stmt, move_block_to_fn): Likewise.
28779 * tree-complex.c (tree_lower_complex): Likewise.
28780 * vec.h (VEC_safe_grow_cleared): New.
28782 2007-01-02 Ian Lance Taylor <iant@google.com>
28784 * c-common.c (c_common_truthvalue_conversion): When warning about
28785 using an assignment as a truth value, set TREE_NO_WARNING.
28787 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28790 * c.opt (Wold-style-declaration): New.
28791 * doc/invoke.texi (C-only Warning Options): New.
28792 (Wold-style-declaration): Document it.
28793 (Wextra): Enabled by -Wextra.
28794 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28795 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28796 -Wold-style-declaration.
28798 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28800 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28801 * cfgbuild.c (find_basic_blocks): Likewise.
28802 * cfgrtl.c (rtl_create_basic_block): Likewise.
28803 * function.c (temp_slots_at_level): Likewise.
28804 * reg-stack.c (stack_regs_mentioned): Likewise.
28805 * regclass.c (allocate_reg_info): Likewise.
28806 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28807 set_bb_for_stmt, move_block_to_fn): Likewise.
28808 * tree-complex.c (tree_lower_complex): Likewise.
28809 * vec.h (VEC_safe_grow_cleared): New.
28811 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28813 * c-common.c (c_common_nodes_and_builtins): Since variants of
28814 void_type_node get built before it is given a name, we need to
28815 give those variants the name, too.
28816 (complete_array_type): We need to work with the canonical main
28817 type of the array, from which we will build the qualified version.
28818 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28819 * print-tree.c (print_node): Display canonical type information
28821 * stor-layout.c (layout_type): When we don't know the
28822 alignment of a type for which we're building an array, we end up
28823 guessing wrong, so make the type require structural equality.
28824 * tree.c (make_node_stat): When we build a new type, it is its
28825 own canonical type.
28826 (build_type_attribute_qual_variant): When building an attribute
28827 variant, its canonical type is the non-attribute variant. However,
28828 if the attributes are target-dependent and they differ, we need to
28829 use structural equality checks for this type.
28830 (build_qualified_type): A qualified type is not equivalent to its
28831 unqualified variant; set the canonical type appropriately.
28832 (build_distinct_type_copy): When building a distinct type from
28833 another type, the new type is its own canonical type.
28834 (build_variant_type_copy): When building a new type variant, we
28835 assume that it is equivalent to the original type.
28836 (build_pointer_type_for_mode): When building a pointer type, also
28837 build a canonical type pointer.
28838 (build_reference_type_for_mode): When building a reference type,
28839 also build a canonical type reference.
28840 (build_index_type): When we can't hash an index type (e.g.,
28841 because its maximum value is negative), the index type requires
28842 structural equality tests.
28843 (build_array_type): Build the canonical form of an array type.
28844 (build_function_type): Function types require structural equality,
28845 because they contain default arguments, attributes, etc.
28846 (build_method_type_directly): Ditto for method types.
28847 (build_offset_type): Build the canonical offset type.
28848 (build_complex_type): Build the canonical vector type.
28849 (make_vector_type): Build the canonical vector type.
28850 * tree.h (TYPE_CANONICAL): New.
28851 (TYPE_STRUCTURAL_EQUALITY_P): New.
28852 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28853 (struct tree_type): Added "canonical" field.
28854 * params.h (VERIFY_CANONICAL_TYPES): New.
28855 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28856 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28857 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28858 * doc/invoke.texi (verify-canonical-types): Document --param
28859 parameter for verifying canonical types.
28861 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28863 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28864 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28865 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28866 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28868 * config/rs6000/e500.h: New.
28869 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28870 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28872 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28873 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28874 TARGET_E500_DOUBLE): Remove.
28875 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28876 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28877 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28878 * config/rs6000/rs6000.c (rs6000_override_options): Use
28879 CHECK_E500_OPTIONS.
28881 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28883 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28884 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28885 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28886 rs6000_emit_cmove): Don't check TARGET_E500.
28887 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28888 sordered): Don't check TARGET_E500.
28890 2007-01-01 Eric Christopher <echristo@apple.com>
28892 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28893 HARD_REGISTER_NUM_P.
28895 2007-01-01 Roger Sayle <roger@eyesopen.com>
28897 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28898 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28899 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28902 2007-01-01 Mike Stump <mrs@apple.com>
28904 * configure.ac: Remove support for building with Apple's gcc-3.1.
28906 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28908 PR middle-end/30311
28909 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28910 REG is a hard register. Do not modify REG before calling
28912 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28913 multiple of the size of YMODE for certain lowpart cases.
28915 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28917 PR middle-end/30253
28918 * gimplify (voidify_wrapper_expr): Update for
28919 GIMPLE_MODIFY_STMT.
28921 2007-01-01 Andreas Schwab <schwab@suse.de>
28924 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28925 save of BR0 in extra_spill_size instead of spill_size.
28926 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28928 (ia64_expand_epilogue): Restore BR0 from its new location.
28930 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28932 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28933 Use a temporary variable if the left hand side is not a gimple
28936 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28938 * gimplify.c (gimplify_return_expr): Make the temporary variable
28939 for the return expression, a gimple register variable.
28941 2007-01-01 Jan Hubicka <jh@suse.cz>
28943 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28946 2007-01-01 Mike Stump <mrs@apple.com>
28948 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28950 * config/darwin.c (machopic_select_rtx_section): Use
28951 HAVE_GAS_LITERAL16.
28952 (darwin_mergeable_constant_section): Likewise.
28953 * configure: Regenerate.
28954 * config.in: Regenerate.
28956 2007-01-01 Jan Hubicka <jh@suse.cz>
28957 Andrew Pinski <pinskia@gmail.com>
28959 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28960 before starting IPA passes.