1 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4 * expr.c (expand_constructor): New function.
5 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
6 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
9 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
11 * config/mips/mips.c (dump_constants_1): Generalize to include
12 fractional and accumulator modes.
14 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
16 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
17 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
19 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
20 TARGET_HARD_FLOAT when testing whether -mpaired-single is
22 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
24 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
26 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
27 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
29 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
30 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
31 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
33 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
35 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
36 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
37 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
39 2007-09-22 Jason Merrill <jason@redhat.com>
42 * attribs.c (lookup_attribute_spec): Split out...
43 (decl_attributes): From here.
46 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
48 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
50 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
52 * tree-inline.c (remap_type_1): Correctly chain variants.
54 2007-09-22 Richard Guenther <rguenther@suse.de>
56 PR tree-optimization/33146
57 * fold-const.c (fold_binary): Use the original tree
59 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
62 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
65 * except.c (finish_eh_generation): Call commit_edge_insertions if
66 there are insns queued on the entry edge.
67 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
70 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
72 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
74 2007-09-19 Michael Meissner <michael.meissner@amd.com>
76 * gcc/config/i386/i386.c: Delete trailing whitespace.
77 * gcc/config/i386/i386.h: Ditto.
78 * gcc/config/i386/bmmintrin.h: Ditto.
79 * gcc/config/i386/sync.md: Ditto.
80 * gcc/config/i386/ppro.md: Ditto.
81 * gcc/config/i386/mmx.md: Ditto.
82 * gcc/config/i386/constraints.md: Ditto.
83 * gcc/config/i386/sse.md: Ditto.
84 * gcc/config/i386/athlon.md: Ditto.
85 * gcc/config/i386/i386.md: Ditto.
87 2007-09-21 Richard Guenther <rguenther@suse.de>
89 PR tree-optimization/33508
90 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
91 quadratic loop by keeping a bitmap of variables we have
92 to clobber all subvariables for.
93 (set_initial_properties): Likewise.
95 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
97 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
99 2007-09-20 Nigel Stephens <nigel@mips.com>
100 Chao-ying Fu <fu@mips.com>
102 * c-decl.c (finish_declspecs): When _Sat is used without
103 _Fract or _Accum, set the default type to cts_fract.
104 This avoids a warning of "type defaults to int".
106 2007-09-20 Joseph Myers <joseph@codesourcery.com>
108 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
109 bit-fields wider than one bit.
111 2007-09-20 Jakub Jelinek <jakub@redhat.com>
114 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
116 * dbxout.c (dbxout_type): Likewise.
120 * gimplify.c (gimplify_vla_decl): New function.
121 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
123 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
125 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
127 * doc/invoke.texi (-minterlink-mips16): Document.
128 * config/mips/mips.opt (minterlink-mips16): New option.
129 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
132 2007-09-20 Joseph Myers <joseph@codesourcery.com>
134 * doc/extend.texi (Attribute Syntax): Remove old speculative
137 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
139 * combine.c: Include cgraph.h.
140 (setup_incoming_promotions): Rework to allow more aggressive
141 elimination of sign extensions when all call sites of the
142 current function are known to lie within the current unit.
144 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
146 * dse.c (find_shift_sequence): No-op rework of control flow.
148 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
150 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
151 GPR for DCmode on 64-bit targets. Remove redundant fallback.
153 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
155 * cfgexpand.c (dump_stack_var_partition): Use the correct
156 index for the offset.
158 2007-09-19 Joseph Myers <joseph@codesourcery.com>
160 * config/mips/sde.h: Switch to GPLv3.
162 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
164 * tree-sra.c (decide_block_copy): Decide if there are groups.
166 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
168 * config/m68k/m68k.c (output_move_himode): Remove jump table
170 config/m68k/m68k.md (lea): Likewise.
171 * config/m68k/m68k.c (print_operand_address): Use simple pc
174 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
176 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
177 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument default
179 (asm_insn_count): Pass template as second argument to it.
180 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
181 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
182 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
183 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
184 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
185 (sh_insn_length_adjustment): Pass template as second argument to it.
186 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
188 * config/bfin/bfin.md (define_asm_attributes): New.
190 2007-09-19 Jie Zhang <jie.zhang@analog.com>
192 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
194 * config/bfin/print-sysroot-suffix.sh: New.
195 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
196 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
197 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
198 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
199 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
200 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
201 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
202 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
203 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
204 (linux-sysroot-suffix.h): New target.
205 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
206 (mspecld-anomaly): Likewise.
207 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
208 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
209 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
210 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
211 (bfin_si_revision): Declare.
212 (bfin_workarounds): Declare.
213 (WA_SPECULATIVE_LOADS): Define.
214 (ENABLE_WA_SPECULATIVE_LOADS): Define.
215 (WA_SPECULATIVE_SYNCS): Define.
216 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
217 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
218 (LIB_SPEC): Add %s to the linker scripts.
219 Use proper linker script for bf522, bf525, bf527,
220 bf538, bf539, bf542, bf544, bf548, and bf549.
221 * config/bfin/bfin.c (bfin_si_revision): Define.
222 (bfin_workarounds): Define.
223 (struct bfin_cpu): New.
225 (bfin_handle_option): Handle silicon revision part of -mcpu option.
226 (override_options): Set bfin_workarounds.
227 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
228 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
229 ENABLE_WA_SPECULATIVE_LOADS.
230 (bfin_reorg): Likewise.
231 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
232 macros for bf522, bf525, bf527, bf538, bf539,
233 bf542, bf544, bf548, and bf549.
234 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
235 Don't define __ID_SHARED_LIB__ when -msep-data.
236 (TARGET_DEFAULT): Define as 0.
237 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
238 * doc/invoke.texi (Blackfin Options): Document silicon
239 revision part of -mcpu option and it now accepts bf522, bf525,
240 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
242 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
244 * alias.c (memory_modified_1): Deconstify.
245 (memory_modified_in_insn_p): Don't use const_note_stores.
246 * rtl.h (const_note_stores): Delete.
247 * rtlanal.c (const_note_stores): Likewise.
249 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
251 * dse.c (find_shift_sequence): Temporarily revert to forbidding
254 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
258 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
259 (addsi_small_int): Likewise.
260 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
261 (one_cmplsi2): Likewise.
263 (enter_func): Expand insn using hard_frame_pointer_rtx and
266 * config/fr30/fr30.c (fr30_expand_prologue): Check for
267 hard_frame_pointer_rtx instead of using REGNO() check.
268 Properly sign extend GEN_INT() argument.
270 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
272 * config/m68k/m68k.c (override_options): Remove USE_GAS,
274 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
275 alternatives with just jcc.
276 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
277 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
278 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
279 dbge_hi, dbge_si): Likewise.
281 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
283 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
284 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
285 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
286 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
287 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
289 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
291 * config/m68k/m68k-devices.def (51qe): New device.
292 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
293 to all uses of FL_FOR_isa_c for compatibility.
294 (all_microarchs): Add cfv1 microarchitecture.
295 (m68k_handle_option): Handle m51qe option.
296 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
297 (TUNE_CFV1): New macro.
298 (enum uarch_type): Add ucfv1.
299 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
301 2007-09-18 Richard Guenther <rguenther@suse.de>
303 PR tree-optimization/31863
304 * tree-ssa-structalias.c (create_variable_info_for): Always
307 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
309 * opts.c (decode_options): Enable vectorization under -O3.
311 2007-09-18 Richard Guenther <rguenther@suse.de>
313 PR tree-optimization/33340
314 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
315 SSA_NAMEs that occur in abnormal PHI nodes.
317 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
319 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
320 Don't use const_get_call_expr_in.
321 * tree-gimple.c (const_get_call_expr_in): Delete.
322 * tree-gimple.h (const_get_call_expr_in): Likewise.
324 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
326 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
327 not yet have a basic block.
328 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
330 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
332 * config/mips/mips.c (mips_file_start): Add ".previous" directives
335 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
337 * config/mips/mips.c (mips_output_mi_thunk): Use
338 mips_function_ok_for_sibcall and const_call_insn_operand
339 to determine if a direct sibcall is allowed. Use
340 mips_classify_symbol to determine a global pointer is needed.
342 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
344 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
346 2007-09-17 Chao-ying Fu <fu@mips.com>
347 Nigel Stephens <nigel@mips.com>
349 * config/fixed-bit.h: New file.
350 * config/fixed-bit.c: New file.
351 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
353 2007-09-18 Jakub Jelinek <jakub@redhat.com>
355 * c-format.h (format_kind_info): Add alloc_char field.
356 * c-format.c (scanf_flag_specs): Add 'm'.
357 (scanf_flag_pairs): Add 'a', 'm' pair.
358 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
359 (format_types_orig): Add alloc_char fields.
360 (check_format_info_main): Rename aflag to alloc_flag.
361 Handle fki->alloc_char. modifier after width and before length
362 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
363 length modifiers as well.
364 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
367 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
368 returned by build_call_expr.
370 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
372 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
373 NULL for variable-sized records too.
374 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
376 2007-09-17 Tom Tromey <tromey@redhat.com>
378 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
379 (c_builtin_function): Likewise.
380 (grokdeclarator): Likewise.
382 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
384 PR rtl-optimization/26449
385 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
386 (seq_insns_valid_p): Removed.
388 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
390 * tree-nomudflap.c (gate_mudflap): New static function.
391 (pass_mudflap_1): Use it as gate function.
392 (pass_mudflap_2): Likewise.
394 2007-09-17 Jan Hubicka <jh@suse.cz>
398 * loop-invariant.c (move_invariant_reg): Unshare sequence.
400 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
402 PR tree-optimization/33319
403 * tree-vect-analyze.c (vect_same_range_drs): New.
404 (vect_vfa_range_equal): New.
405 (vect_is_duplicate_ddr): Removed.
406 (vect_mark_for_runtime_alias_test): Do not perform marking when
407 optimizing for size or max_param for alias checking is zero.
408 Move the function before vect_analyze_data_ref_dependence.
409 (vect_analyze_data_ref_dependence): Add call to
410 vect_mark_for_runtime_alias_test in two cases when dependence
412 (vect_analyze_data_ref_dependences): Do not call to
413 vect_mark_for_runtime_alias_test.
414 (vect_prune_runtime_alias_test_list): New.
415 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
416 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
417 Update vec_outside_cost.
418 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
419 (vect_create_cond_for_alias_checks): Build the base address of data
420 reference from DR_GROUP_FIRST_DR.
421 (vect_loop_versioning): New.
422 (vect_transform_loop): Add a call to vect_loop_versioning.
423 Remove factored out code.
425 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
428 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
431 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
433 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
434 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
435 Fix the call to insn_rtx_cost. Skip access sizes that require a
436 real truncation of the store register. Use convert_move instead
437 of gen_lowpart when narrowing the result.
438 (replace_read): Use convert_move instead of gen_lowpart when
439 narrowing the store rhs.
441 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
443 * config/mips/mips.md (SHORT): Fix long line.
444 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
445 to QImode and HImode.
447 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
449 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
451 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
453 * tree-parloops.c: New file.
454 * tree-ssa-operands.h (free_stmt_operands): Declare.
455 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
457 * tree-pass.h (pass_parallelize_loops): Declare.
458 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
460 (build_omp_regions_1): Allow analysing just a single OMP region and
462 ( build_omp_regions_root, omp_expand_local): New functions.
463 (build_omp_regions): Add argument to build_omp_regions_1 call.
464 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
465 autoparallelization is run.
466 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
467 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
468 pass_parallelize_loops): New.
469 * common.opt (ftree-parallelize-loops): New.
470 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
471 parallelize_loops): Declare.
472 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
473 * Makefile.in (tree-parloops.o): Added.
474 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
476 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
477 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
478 one extra edge as well.
479 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
480 Use VEC_free to free doms vector.
481 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
482 operands. Recompute operand caches in the new function.
483 (move_sese_region_to_fn): Update loop info.
484 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
485 * tree-ssa-operands.c (free_stmt_operands): New function.
487 * doc/passes.texi: Document autoparallelization.
488 * doc/invoke.texi (-ftree-parallelize-loops): New option.
490 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
493 * pa.c (function_value): Use GET_MODE_BITSIZE instead of TYPE_PRECISION.
495 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
497 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
499 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
500 get_vectype_for_scalar_type succeeded.
501 (vectorizable_conversion): Likewise.
503 2007-09-14 Jan Hubicka <jh@suse.cz>
505 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
508 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
511 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary register
512 when operands[2] equals operands[1].
513 (remainderxf3): Ditto.
515 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
516 Nigel Stephens <nigel@mips.com>
518 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
519 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
520 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
522 (_Unwind_ForcedUnwind): Likewise.
523 (_Unwind_Resume): Likewise.
524 (_Unwind_Resume_or_Rethrow): Likewise.
525 (_Unwind_Backtrace): Likewise.
526 (_Unwind_SjLj_RaiseException): Likewise.
527 (_Unwind_SjLj_ForcedUnwind): Likewise.
528 (_Unwind_SjLj_Resume): Likewise.
529 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
530 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
532 (_Unwind_ForcedUnwind): Likewise.
533 (_Unwind_Resume): Likewise.
534 (_Unwind_Resume_or_Rethrow): Likewise.
535 (_Unwind_Backtrace): Likewise.
536 * unwind-compat.c (_Unwind_Backtrace): Likewise.
537 (_Unwind_ForcedUnwind): Likewise.
538 (_Unwind_RaiseException): Likewise.
539 (_Unwind_Resume): Likewise.
540 (_Unwind_Resume_or_Rethrow): Likewise.
542 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
543 nomips16 mode when IN_LIBGCC2 with hard float.
545 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
547 * config/mips/sdemtk.opt: Update to GPLv3.
548 * config/mips/sdemtk.h: Likewise.
550 2007-09-14 Nigel Stephens <nigel@mips.com>
552 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
553 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
554 for mipsisa32-*-linux*.
556 2007-09-14 Nigel Stephens <nigel@mips.com>
557 David Ung <davidu@mips.com>
558 Thiemo Seufer <ths@mips.com>
559 Richard Sandiford <richard@codesourcery.com>
561 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
562 * configure.ac: Add a mipssde threading type.
563 * configure: Regenerate.
564 * config/mips/sdemtk.h: New file.
565 * config/mips/t-sdemtk: Likewise.
566 * config/mips/sdemtk.opt: Likewise.
567 * gthr-mipssde.h: Likewise.
568 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
569 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
570 (MIPS_ICACHE_SYNC): New macro, split from ...
571 * config/mips/mips.md (clear_cache): ...here.
572 * config/mips/mips.c (mips_save_reg_p): Check
573 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
574 (build_mips16_function_stub): Use targetm.strip_name_encoding.
575 (build_mips16_call_stub): Likewise.
577 2007-09-14 Richard Sandiford <richard@codesourcery.com>
579 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
581 2007-09-14 Jakub Jelinek <jakub@redhat.com>
584 * config/ia64/ia64.c (find_gr_spill): Don't decrement
585 current_frame_info.n_local_regs. Don't return emitted local
587 (ia64_compute_frame_size): Improve unwind hack to put
588 RP, PFS, FP in that order by allowing some of the registers
589 been already emitted, as long as they are emitted to the
592 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
594 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
595 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
596 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
598 2007-09-13 Eric Christopher <echristo@apple.com>
599 Kenneth Zadeck <zadeck@naturalbridge.com>
601 * dse.c (find_shift_sequence): New function.
602 (replace_read): Add case to remove read if it requires shift.
603 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
605 2007-09-13 Tom Tromey <tromey@redhat.com>
607 * c-common.c (fname_as_string): Update.
608 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
609 (c_lex_one_token): Update. Add 'parser' argument.
610 (c_parser_simple_asm_expr): Update.
611 (c_parser_attributes): Update.
612 (c_parser_asm_statement): Update.
613 (c_parser_asm_operands): Update.
614 (c_parser_peek_token): Update.
615 (c_parser_peek_2nd_token): Update.
616 * c-lex.c (c_lex_string_translate): Remove.
617 (c_lex_return_raw_strings): Likewise.
618 (c_lex_with_flags): Added 'lex_flags' argument.
619 (lex_string): Added 'translate' argument.
620 * c-pragma.h (c_lex_with_flags): Update.
621 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
622 (C_LEX_STRING_NO_TRANSLATE): New define.
623 (C_LEX_RAW_STRINGS): Likewise.
625 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
628 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
629 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
630 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
631 (bfin_init_builtins): Initialize __builtin_bfin_ones,
632 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
633 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
634 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
635 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
636 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
637 (bdesc_1arg): Add __builtin_bfin_ones.
638 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
639 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
640 and __builtin_bfin_csqu_fr16.
641 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
642 (ones): New define_insn.
643 (ssaddhi3_parts): New define_insn.
644 (sssubhi3_parts): New define_insn.
645 (flag_mulhi_parts): New define_insn.
647 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
649 * common.opt (femit-class-debug-always): Turn off by default.
651 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
653 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
654 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
656 2007-09-13 James E. Wilson <wilson@specifix.com>
658 PR tree-optimization/33389
659 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
660 then set build_loads before returning.
662 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
663 David Ung <davidu@mips.com>
665 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
666 {d}addiu and a negative immediate such that it works with MIPS16
669 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
672 * configure.ac (ld_vers): Support Linux linker.
673 * configure: Regenerated.
675 2007-09-13 Richard Sandiford <richard@codesourcery.com>
676 Sandra Loosemore <sandra@codesourcery.com>
678 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
679 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
680 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
681 nomips16 into decl attributes.
682 (TARGET_INSERT_ATTRIBUTES): Override.
683 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
684 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
685 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
686 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
687 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
688 (mips_use_mips16_mode_p): Reimplement as a function that takes
689 a decl and considers only decl attributes. If the decl is nested
690 function, use its parent attributes.
691 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
692 instead of SYMBOL_REF_MIPS16_FUNC_P.
693 (mips_set_mips16_mode): Move call to sorry here from old
694 mips_use_mips16_mode_p.
695 (mflip_mips16_entry): New structure.
696 (mflip_mips16_htab): New variable.
697 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
698 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
699 (mips_merge_decl_attributes): New function.
700 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
701 Use mips_use_mips16_mode_p.
702 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
703 SYMBOL_REF_MIPS16_FUNC_P.
704 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
706 2007-09-13 Richard Sandiford <richard@codesourcery.com>
708 * c-parser.c (c_parser_struct_declaration): Check for a null return.
710 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
713 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
715 2007-09-12 Michael Meissner <michael.meissner@amd.com>
716 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
717 Tony Linthicum <tony.linthicum@amd.com>
719 * tree.h (function_args_iterator): New type to iterate over
721 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
722 function arguments providing a pointer to the argument.
723 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
724 function arguments providing the argument.
725 (function_args_iter_init): Inline function to initialize
726 function_args_iterator.
727 (function_args_iter_cond_ptr): Inline function to return the next
728 pointer to hold the argument.
729 (function_args_iter_cond): Inline function to return the next
731 (function_args_iter_cond_next): Advance the function args
733 (stdarg_p): New function, return true if variable argument
735 (prototype_p): New function, return true if function is
737 (function_args_count): New function, count the number of arguments
740 * tree.c (stdarg_p): New function, return true if variable
742 (prototype_p): New function, return true if function is
745 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
746 (TARGET_ROUND): New macro for the round/ptest instructions which
747 are shared between SSE4.1 and SSE5.
748 (OPTION_MASK_ISA_ROUND): Ditto.
749 (OPTION_ISA_ROUND): Ditto.
750 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
751 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
753 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
754 (-mfused-madd): New switch to give users control over whether the
755 compiler optimizes to use the multiply/add SSE5 instructions.
757 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
758 m_ATHLON_K8_AMDFAM10, and change all uses.
759 (enum pta_flags): Add PTA_SSE5.
760 (ix86_handle_option): Turn off 3dnow if -msse5.
761 (override_options): Add SSE5 support.
762 (print_operand): %Y prints comparison codes for SSE5 com/pcom
764 (ix86_expand_sse_movcc): Add SSE5 support.
765 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
766 vector type to the next largest size.
767 (ix86_expand_sse5_pack): New function to use pperm to pack a
768 vector type to the next smallest size.
769 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
770 (IX86_BUILTIN_FMADDSD): Ditto.
771 (IX86_BUILTIN_FMADDPS): Ditto.
772 (IX86_BUILTIN_FMADDPD): Ditto.
773 (IX86_BUILTIN_FMSUBSS): Ditto.
774 (IX86_BUILTIN_FMSUBSD): Ditto.
775 (IX86_BUILTIN_FMSUBPS): Ditto.
776 (IX86_BUILTIN_FMSUBPD): Ditto.
777 (IX86_BUILTIN_FNMADDSS): Ditto.
778 (IX86_BUILTIN_FNMADDSD): Ditto.
779 (IX86_BUILTIN_FNMADDPS): Ditto.
780 (IX86_BUILTIN_FNMADDPD): Ditto.
781 (IX86_BUILTIN_FNMSUBSS): Ditto.
782 (IX86_BUILTIN_FNMSUBSD): Ditto.
783 (IX86_BUILTIN_FNMSUBPS): Ditto.
784 (IX86_BUILTIN_FNMSUBPD): Ditto.
785 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
786 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
787 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
788 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
789 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
790 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
791 (IX86_BUILTIN_PPERM): Ditto.
792 (IX86_BUILTIN_PERMPS): Ditto.
793 (IX86_BUILTIN_PERMPD): Ditto.
794 (IX86_BUILTIN_PMACSSWW): Ditto.
795 (IX86_BUILTIN_PMACSWW): Ditto.
796 (IX86_BUILTIN_PMACSSWD): Ditto.
797 (IX86_BUILTIN_PMACSWD): Ditto.
798 (IX86_BUILTIN_PMACSSDD): Ditto.
799 (IX86_BUILTIN_PMACSDD): Ditto.
800 (IX86_BUILTIN_PMACSSDQL): Ditto.
801 (IX86_BUILTIN_PMACSSDQH): Ditto.
802 (IX86_BUILTIN_PMACSDQL): Ditto.
803 (IX86_BUILTIN_PMACSDQH): Ditto.
804 (IX86_BUILTIN_PMADCSSWD): Ditto.
805 (IX86_BUILTIN_PMADCSWD): Ditto.
806 (IX86_BUILTIN_PHADDBW): Ditto.
807 (IX86_BUILTIN_PHADDBD): Ditto.
808 (IX86_BUILTIN_PHADDBQ): Ditto.
809 (IX86_BUILTIN_PHADDWD): Ditto.
810 (IX86_BUILTIN_PHADDWQ): Ditto.
811 (IX86_BUILTIN_PHADDDQ): Ditto.
812 (IX86_BUILTIN_PHADDUBW): Ditto.
813 (IX86_BUILTIN_PHADDUBD): Ditto.
814 (IX86_BUILTIN_PHADDUBQ): Ditto.
815 (IX86_BUILTIN_PHADDUWD): Ditto.
816 (IX86_BUILTIN_PHADDUWQ): Ditto.
817 (IX86_BUILTIN_PHADDUDQ): Ditto.
818 (IX86_BUILTIN_PHSUBBW): Ditto.
819 (IX86_BUILTIN_PHSUBWD): Ditto.
820 (IX86_BUILTIN_PHSUBDQ): Ditto.
821 (IX86_BUILTIN_PROTB): Ditto.
822 (IX86_BUILTIN_PROTW): Ditto.
823 (IX86_BUILTIN_PROTD): Ditto.
824 (IX86_BUILTIN_PROTQ): Ditto.
825 (IX86_BUILTIN_PROTB_IMM): Ditto.
826 (IX86_BUILTIN_PROTW_IMM): Ditto.
827 (IX86_BUILTIN_PROTD_IMM): Ditto.
828 (IX86_BUILTIN_PROTQ_IMM): Ditto.
829 (IX86_BUILTIN_PSHLB): Ditto.
830 (IX86_BUILTIN_PSHLW): Ditto.
831 (IX86_BUILTIN_PSHLD): Ditto.
832 (IX86_BUILTIN_PSHLQ): Ditto.
833 (IX86_BUILTIN_PSHAB): Ditto.
834 (IX86_BUILTIN_PSHAW): Ditto.
835 (IX86_BUILTIN_PSHAD): Ditto.
836 (IX86_BUILTIN_PSHAQ): Ditto.
837 (IX86_BUILTIN_FRCZSS): Ditto.
838 (IX86_BUILTIN_FRCZSD): Ditto.
839 (IX86_BUILTIN_FRCZPS): Ditto.
840 (IX86_BUILTIN_FRCZPD): Ditto.
841 (IX86_BUILTIN_CVTPH2PS): Ditto.
842 (IX86_BUILTIN_CVTPS2PH): Ditto.
843 (IX86_BUILTIN_COMEQSS): Ditto.
844 (IX86_BUILTIN_COMNESS): Ditto.
845 (IX86_BUILTIN_COMLTSS): Ditto.
846 (IX86_BUILTIN_COMLESS): Ditto.
847 (IX86_BUILTIN_COMGTSS): Ditto.
848 (IX86_BUILTIN_COMGESS): Ditto.
849 (IX86_BUILTIN_COMUEQSS): Ditto.
850 (IX86_BUILTIN_COMUNESS): Ditto.
851 (IX86_BUILTIN_COMULTSS): Ditto.
852 (IX86_BUILTIN_COMULESS): Ditto.
853 (IX86_BUILTIN_COMUGTSS): Ditto.
854 (IX86_BUILTIN_COMUGESS): Ditto.
855 (IX86_BUILTIN_COMORDSS): Ditto.
856 (IX86_BUILTIN_COMUNORDSS): Ditto.
857 (IX86_BUILTIN_COMFALSESS): Ditto.
858 (IX86_BUILTIN_COMTRUESS): Ditto.
859 (IX86_BUILTIN_COMEQSD): Ditto.
860 (IX86_BUILTIN_COMNESD): Ditto.
861 (IX86_BUILTIN_COMLTSD): Ditto.
862 (IX86_BUILTIN_COMLESD): Ditto.
863 (IX86_BUILTIN_COMGTSD): Ditto.
864 (IX86_BUILTIN_COMGESD): Ditto.
865 (IX86_BUILTIN_COMUEQSD): Ditto.
866 (IX86_BUILTIN_COMUNESD): Ditto.
867 (IX86_BUILTIN_COMULTSD): Ditto.
868 (IX86_BUILTIN_COMULESD): Ditto.
869 (IX86_BUILTIN_COMUGTSD): Ditto.
870 (IX86_BUILTIN_COMUGESD): Ditto.
871 (IX86_BUILTIN_COMORDSD): Ditto.
872 (IX86_BUILTIN_COMUNORDSD): Ditto.
873 (IX86_BUILTIN_COMFALSESD): Ditto.
874 (IX86_BUILTIN_COMTRUESD): Ditto.
875 (IX86_BUILTIN_COMEQPS): Ditto.
876 (IX86_BUILTIN_COMNEPS): Ditto.
877 (IX86_BUILTIN_COMLTPS): Ditto.
878 (IX86_BUILTIN_COMLEPS): Ditto.
879 (IX86_BUILTIN_COMGTPS): Ditto.
880 (IX86_BUILTIN_COMGEPS): Ditto.
881 (IX86_BUILTIN_COMUEQPS): Ditto.
882 (IX86_BUILTIN_COMUNEPS): Ditto.
883 (IX86_BUILTIN_COMULTPS): Ditto.
884 (IX86_BUILTIN_COMULEPS): Ditto.
885 (IX86_BUILTIN_COMUGTPS): Ditto.
886 (IX86_BUILTIN_COMUGEPS): Ditto.
887 (IX86_BUILTIN_COMORDPS): Ditto.
888 (IX86_BUILTIN_COMUNORDPS): Ditto.
889 (IX86_BUILTIN_COMFALSEPS): Ditto.
890 (IX86_BUILTIN_COMTRUEPS): Ditto.
891 (IX86_BUILTIN_COMEQPD): Ditto.
892 (IX86_BUILTIN_COMNEPD): Ditto.
893 (IX86_BUILTIN_COMLTPD): Ditto.
894 (IX86_BUILTIN_COMLEPD): Ditto.
895 (IX86_BUILTIN_COMGTPD): Ditto.
896 (IX86_BUILTIN_COMGEPD): Ditto.
897 (IX86_BUILTIN_COMUEQPD): Ditto.
898 (IX86_BUILTIN_COMUNEPD): Ditto.
899 (IX86_BUILTIN_COMULTPD): Ditto.
900 (IX86_BUILTIN_COMULEPD): Ditto.
901 (IX86_BUILTIN_COMUGTPD): Ditto.
902 (IX86_BUILTIN_COMUGEPD): Ditto.
903 (IX86_BUILTIN_COMORDPD): Ditto.
904 (IX86_BUILTIN_COMUNORDPD): Ditto.
905 (IX86_BUILTIN_COMFALSEPD): Ditto.
906 (IX86_BUILTIN_COMTRUEPD): Ditto.
907 (IX86_BUILTIN_PCOMEQUB): Ditto.
908 (IX86_BUILTIN_PCOMNEUB): Ditto.
909 (IX86_BUILTIN_PCOMLTUB): Ditto.
910 (IX86_BUILTIN_PCOMLEUB): Ditto.
911 (IX86_BUILTIN_PCOMGTUB): Ditto.
912 (IX86_BUILTIN_PCOMGEUB): Ditto.
913 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
914 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
915 (IX86_BUILTIN_PCOMEQUW): Ditto.
916 (IX86_BUILTIN_PCOMNEUW): Ditto.
917 (IX86_BUILTIN_PCOMLTUW): Ditto.
918 (IX86_BUILTIN_PCOMLEUW): Ditto.
919 (IX86_BUILTIN_PCOMGTUW): Ditto.
920 (IX86_BUILTIN_PCOMGEUW): Ditto.
921 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
922 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
923 (IX86_BUILTIN_PCOMEQUD): Ditto.
924 (IX86_BUILTIN_PCOMNEUD): Ditto.
925 (IX86_BUILTIN_PCOMLTUD): Ditto.
926 (IX86_BUILTIN_PCOMLEUD): Ditto.
927 (IX86_BUILTIN_PCOMGTUD): Ditto.
928 (IX86_BUILTIN_PCOMGEUD): Ditto.
929 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
930 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
931 (IX86_BUILTIN_PCOMEQUQ): Ditto.
932 (IX86_BUILTIN_PCOMNEUQ): Ditto.
933 (IX86_BUILTIN_PCOMLTUQ): Ditto.
934 (IX86_BUILTIN_PCOMLEUQ): Ditto.
935 (IX86_BUILTIN_PCOMGTUQ): Ditto.
936 (IX86_BUILTIN_PCOMGEUQ): Ditto.
937 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
938 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
939 (IX86_BUILTIN_PCOMEQB): Ditto.
940 (IX86_BUILTIN_PCOMNEB): Ditto.
941 (IX86_BUILTIN_PCOMLTB): Ditto.
942 (IX86_BUILTIN_PCOMLEB): Ditto.
943 (IX86_BUILTIN_PCOMGTB): Ditto.
944 (IX86_BUILTIN_PCOMGEB): Ditto.
945 (IX86_BUILTIN_PCOMFALSEB): Ditto.
946 (IX86_BUILTIN_PCOMTRUEB): Ditto.
947 (IX86_BUILTIN_PCOMEQW): Ditto.
948 (IX86_BUILTIN_PCOMNEW): Ditto.
949 (IX86_BUILTIN_PCOMLTW): Ditto.
950 (IX86_BUILTIN_PCOMLEW): Ditto.
951 (IX86_BUILTIN_PCOMGTW): Ditto.
952 (IX86_BUILTIN_PCOMGEW): Ditto.
953 (IX86_BUILTIN_PCOMFALSEW): Ditto.
954 (IX86_BUILTIN_PCOMTRUEW): Ditto.
955 (IX86_BUILTIN_PCOMEQD): Ditto.
956 (IX86_BUILTIN_PCOMNED): Ditto.
957 (IX86_BUILTIN_PCOMLTD): Ditto.
958 (IX86_BUILTIN_PCOMLED): Ditto.
959 (IX86_BUILTIN_PCOMGTD): Ditto.
960 (IX86_BUILTIN_PCOMGED): Ditto.
961 (IX86_BUILTIN_PCOMFALSED): Ditto.
962 (IX86_BUILTIN_PCOMTRUED): Ditto.
963 (IX86_BUILTIN_PCOMEQQ): Ditto.
964 (IX86_BUILTIN_PCOMNEQ): Ditto.
965 (IX86_BUILTIN_PCOMLTQ): Ditto.
966 (IX86_BUILTIN_PCOMLEQ): Ditto.
967 (IX86_BUILTIN_PCOMGTQ): Ditto.
968 (IX86_BUILTIN_PCOMGEQ): Ditto.
969 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
970 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
971 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
972 OPTION_MASK_ISA_ROUND for instructions that are shared between
975 (bdesc_sse_3arg): Ditto.
976 (enum multi_arg_type): New enum for describing the various SSE5
977 intrinsic argument types.
978 (bdesc_multi_arg): New table for SSE5 intrinsics.
979 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
980 (ix86_expand_multi_arg_builtin): New function for creating SSE5
982 (ix86_expand_builtin): Add SSE5 intrinsic support.
983 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
984 operand instructions.
985 (ix86_expand_sse5_multiple_memory): New function to split the
986 second memory reference from SSE5 instructions.
987 (type_has_variadic_args_p): Delete in favor of stdarg_p.
988 (ix86_return_pops_args): Use stdarg_p to determine if the function
989 has variable arguments.
990 (ix86_setup_incoming_varargs): Ditto.
991 (x86_this_parameter): Ditto.
993 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
995 (ix86_expand_sse5_pack): Ditto.
996 (ix86_sse5_valid_op_p): Ditto.
997 (ix86_expand_sse5_multiple_memory): Ditto.
999 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1000 constant for SSE5 support.
1001 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1002 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1003 (UNSPEC_SSE5_PERMUTE): Ditto.
1004 (UNSPEC_SSE5_ASHIFT): Ditto.
1005 (UNSPEC_SSE5_LSHIFT): Ditto.
1006 (UNSPEC_FRCZ): Ditto.
1007 (UNSPEC_CVTPH2PS): Ditto.
1008 (UNSPEC_CVTPS2PH): Ditto.
1009 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1011 (COM_FALSE_S): Ditto.
1012 (COM_FALSE_P): Ditto.
1013 (COM_TRUE_S): Ditto.
1014 (COM_TRUE_P): Ditto.
1015 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1016 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1018 (memory attribute): Ditto.
1019 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1020 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1021 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1022 (floor<mode>2): Ditto.
1023 (ceil<mode>2): Ditto.
1024 (btrunc<mode>2): Ditto.
1025 (nearbyintdf2): Ditto.
1026 (nearbyintsf2): Ditto.
1027 (sse_setccsf): Disable if SSE5.
1028 (sse_setccdf): Ditto.
1029 (sse5_setcc<mode>): New support for SSE5 conditional move.
1030 (sse5_pcmov_<mode>): Ditto.
1032 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1034 (SSEMODEF2P): Ditto.
1035 (ssemodesuffixf4): New mode attribute for SSE5.
1036 (ssemodesuffixf2s): Ditto.
1037 (ssemodesuffixf2c): Ditto.
1038 (sserotatemax): Ditto.
1039 (ssescalarmode): Ditto.
1040 (sse_maskcmpv4sf3): Disable if SSE5.
1041 (sse_maskcmpv2df3): Ditto.
1042 (sse_vmmaskcmpv4sf3): Ditto.
1043 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1045 (sse5_vmfmadd<mode>4): Ditto.
1046 (sse5_fmsub<mode>4): Ditto.
1047 (sse5_vmfmsub<mode>4): Ditto.
1048 (sse5_fnmadd<mode>4): Ditto.
1049 (sse5_vmfnmadd<mode>4): Ditto.
1050 (sse5_fnmsub<mode>4): Ditto.
1051 (sse5_vmfnmsub<mode>4): Ditto.
1052 (sse5i_fmadd<mode>4): Ditto.
1053 (sse5i_fmsub<mode>4): Ditto.
1054 (sse5i_fnmadd<mode>4): Ditto.
1055 (sse5i_fnmsub<mode>4): Ditto.
1056 (sse5i_vmfmadd<mode>4): Ditto.
1057 (sse5i_vmfmsub<mode>4): Ditto.
1058 (sse5i_vmfnmadd<mode>4): Ditto.
1059 (sse5i_vmfnmsub<mode>4): Ditto.
1060 (mulv16qi3): Add SSE5 support.
1062 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1063 (sse2_mulv4si3): Disable if SSE5.
1064 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1065 (sse4_1_roundps): Ditto.
1066 (sse4_1_roundsd): Ditto.
1067 (sse4_1_roundss): Ditto.
1068 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1070 (sse_maskcmpsf3): Ditto.
1071 (sse_vmmaskcmpv4sf3): Ditto.
1072 (sse2_maskcmpv2df3): Ditto.
1073 (sse2_maskcmpdf3): Ditto.
1074 (sse2_vmmaskcmpv2df3): Ditto.
1075 (sse2_eq<mode>3): Ditto.
1076 (sse2_gt<mode>3): Ditto.
1077 (sse5_pcmov_<mode>): Add SSE5 support.
1078 (vec_unpacku_hi_v16qi): Ditto.
1079 (vec_unpacks_hi_v16qi): Ditto.
1080 (vec_unpacku_lo_v16qi): Ditto.
1081 (vec_unpacks_lo_v16qi): Ditto.
1082 (vec_unpacku_hi_v8hi): Ditto.
1083 (vec_unpacks_hi_v8hi): Ditto.
1084 (vec_unpacku_lo_v8hi): Ditto.
1085 (vec_unpacks_lo_v8hi): Ditto.
1086 (vec_unpacku_hi_v4si): Ditto.
1087 (vec_unpacks_hi_v4si): Ditto.
1088 (vec_unpacku_lo_v4si): Ditto.
1089 (vec_unpacks_lo_v4si): Ditto.
1090 (sse5_pmacsww): New SSE5 intrinsic insn.
1091 (sse5_pmacssww): Ditto.
1092 (sse5_pmacsdd): Ditto.
1093 (sse5_pmacssdd): Ditto.
1094 (sse5_pmacssdql): Ditto.
1095 (sse5_pmacssdqh): Ditto.
1096 (sse5_pmacsdqh): Ditto.
1097 (sse5_pmacsswd): Ditto.
1098 (sse5_pmacswd): Ditto.
1099 (sse5_pmadcsswd): Ditto.
1100 (sse5_pmadcswd): Ditto.
1101 (sse5_pcmov_<move>): Conditional move support on SSE5.
1102 (sse5_phaddbw): New SSE5 intrinsic insn.
1103 (sse5_phaddbd): Ditto.
1104 (sse5_phaddbq): Ditto.
1105 (sse5_phaddwd): Ditto.
1106 (sse5_phaddwq): Ditto.
1107 (sse5_phadddq): Ditto.
1108 (sse5_phaddubw): Ditto.
1109 (sse5_phaddubd): Ditto.
1110 (sse5_phaddubq): Ditto.
1111 (sse5_phadduwd): Ditto.
1112 (sse5_phadduwq): Ditto.
1113 (sse5_phaddudq): Ditto.
1114 (sse5_phsubbw): Ditto.
1115 (sse5_phsubwd): Ditto.
1116 (sse5_phsubdq): Ditto.
1117 (sse5_pperm): Ditto.
1118 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1119 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1120 (sse5_pperm_sign_v8hi_v4si): Ditto.
1121 (sse5_pperm_zero_v8hi_v4si): Ditto.
1122 (sse5_pperm_sign_v4si_v2di): Ditto.
1123 (sse5_pperm_sign_v4si_v2di): Ditto.
1124 (sse5_pperm_pack_v2di_v4si): Ditto.
1125 (sse5_pperm_pack_v4si_v8hi): Ditto.
1126 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1127 (sse5_perm<mode>): New SSE5 intrinsic insn.
1128 (rotl<mode>3): Ditto.
1129 (sse5_rotl<mode>3): Ditto.
1130 (sse5_ashl<mode>3): Ditto.
1131 (sse5_lshl<mode>3): Ditto.
1132 (sse5_frcz<mode>2): Ditto.
1133 (sse5s_frcz<mode>2): Ditto.
1134 (sse5_cvtph2ps): Ditto.
1135 (sse5_cvtps2ph): Ditto.
1136 (sse5_vmmaskcmp<mode>3): Ditto.
1137 (sse5_com_tf<mode>3): Ditto.
1138 (sse5_maskcmp<mode>3): Ditto.
1139 (sse5_maskcmp_uns<mode>3): Ditto.
1140 (sse5_maskcmp_uns2<mode>3): Ditto.
1141 (sse5_pcom_tf<mode>3): Ditto.
1143 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1145 (sse5_comparison_float_operator): New predicate to match the
1146 comparison operators supported by the SSE5 com instruction.
1147 (ix86_comparison_int_operator): New predicate to match just the
1148 signed int comparisons.
1149 (ix86_comparison_uns_operator): New predicate to match just the
1150 unsigned int comparisons.
1152 * doc/invoke.texi (-msse5): Add documentation.
1153 (-mfused-madd): Ditto.
1155 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1157 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1159 (x86_64-*-*): Ditto.
1161 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1163 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1164 intrinisics for SSE5.
1166 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1169 * config/i386/mmintrin-common.h: New file, to contain common
1170 instructions between SSE4.1 and SSE5.
1172 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1173 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1174 (gen_regparm_prefix): Ditto.
1176 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1177 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1178 prototype_p to determine if a function is prototyped.
1180 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1182 * config/dfp-bit.c (dfp_conversion_exception): New function.
1183 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1184 (DFP_TO_INT): Ditto.
1185 (INT_TO_DFP): Ditto.
1186 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1188 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1191 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1192 before sp restoration even when total_size is 0, but
1193 frame_pointer_needed.
1195 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1197 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1198 (xtensa_copy_incoming_a7): Use start_sequence instead of
1199 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1200 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1201 of the saveregs sequence.
1203 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1205 * c-tree.h (grokfield): Add a "tree *" argument.
1206 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1207 Chain nested decl attributes to it. Don't call decl_attributes here.
1208 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1209 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1210 (grokfield): Take a pointer to the decl's attributes and pass
1211 it to grokdeclarator.
1212 * c-parser.c (c_parser_struct_declaration): Update the calls to
1213 grokfield. Call decl_attributes for anonymous struct and union
1216 2007-09-12 Jan Hubicka <jh@suse.cz>
1218 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1220 2007-09-12 Ira Rosen <irar@il.ibm.com>
1222 PR tree-optimization/32377
1223 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1224 between positive and negative dependence distance using DDR_REVERSED_P.
1226 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1228 PR tree-optimization/33373
1229 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1230 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1232 2007-09-12 Jan Hubicka <jh@suse.cz>
1235 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable for
1238 2007-09-12 Christian Bruel <christian.bruel@st.com>
1240 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1241 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1243 2007-09-12 Ira Rosen <irar@il.ibm.com>
1245 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1246 for oprnd1 if not required.
1247 (vectorizable_operation): Use scalar operand in SLP in case of
1248 shift with scalar argument.
1250 2007-09-12 Ira Rosen <irar@il.ibm.com>
1252 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1255 2007-09-11 James E. Wilson <wilson@specifix.com>
1257 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1258 TARGET_UNWIND_INFO is defined.
1259 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1262 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1264 * config/sh/sh.c (calc_live_regs): Use
1265 current_function_saves_all_registers instead of
1266 current_function_has_nonlocal_label.
1267 (sh_allocate_initial_value): Likewise.
1268 (sh_get_pr_initial_val): Likewise.
1269 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1270 * config/sh/sh.md (load_ra): Likewise.
1272 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1274 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1277 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1278 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1280 2007-09-12 Sa Liu <saliu@de.ibm.com>
1282 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1283 operands to DFmode GE or LE compares.
1285 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1287 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1288 REG_CLASS_NAMES): Add P0REGS.
1289 (REGNO_REG_CLASS): Return it where appropriate.
1290 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1291 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1292 * doc/md.texi (Blackfin family): Document 'q' constraints.
1294 2007-09-11 Steve Kenton <skenton@ou.edu>
1296 * pa/linux-unwind.h: Guard with inhibit_libc.
1297 * pa/hpux-unwind.h: Likewise.
1299 2007-09-11 David Daney <ddaney@avtrex.com>
1301 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1302 * doc/install.texi: Document new --with-llsc and --without-llsc
1304 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1305 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1306 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1308 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1309 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1310 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1311 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1312 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1313 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1314 * config/mips/mips.opt (mllsc): New option.
1315 * config/mips/mips.c (mips_llsc): Define variable.
1316 (mips_handle_option): Handle mllsc option.
1317 (override_options): Set mips_print_operand_punct for '|' and '-'.
1318 (print_operand): Add new %| and %- operand codes.
1319 * config/mips/mips.h (mips_llsc_setting): New enum type.
1320 (mips_llsc): Declare.
1321 (OPTION_DEFAULT_SPECS): Add llsc handling.
1322 (GENERATE_SYNC): New macro.
1323 (GENERATE_LL_SC): New macro.
1324 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1325 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1326 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1327 in %| and %- operand codes.
1329 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1331 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1332 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1334 2007-09-11 Jason Merrill <jason@redhat.com>
1337 * stor-layout.c (layout_decl): Do pack variable size fields.
1339 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1341 * config/m68k/predicates.md (movsi_const0_operand,
1342 non_symbolic_call_operand): New predicates.
1344 * config/m68k/constraints.md: (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1346 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1347 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1348 CW, CZ, CS, Ap and Ac.
1350 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1351 (constraints.md): New include.
1352 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1353 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1354 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1356 (pushdi): Add split.
1357 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1358 attributes. Split tstsi_internal_68020_cf from it.
1359 (tstsi_internal_68020_cf): New pattern.
1360 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1361 (tst<mode>_cf): Specify attributea.
1362 (cmpsi_cf): Name pattern. Specify attributes.
1363 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1364 (pushexthisi_const): Fix to use alternatives. Specify
1366 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1367 from it. Fix to use alternatives. Specify attributes.
1368 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1369 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1371 (movsf_cf_soft): Specify attributes.
1372 (movdf_cf_soft): Add split.
1373 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1374 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1375 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1376 (truncdfsf2_68881): Name pattern. Specify attributes.
1377 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1378 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1379 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1381 (addsi3_5200): Fix to use alternatives. Specify attributes.
1383 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1384 (subsi3): Add alternative for subq.l. Specify attributes.
1385 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1386 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1388 (umulhisi3): Specify attributes.
1389 (mulhisisi3_z): Name pattern. Specify attributes.
1390 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1391 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1392 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1393 bsetmemqi): Specify attributes.
1394 (bsetmemqi_ext): Name pattern. Specify attributes.
1395 (bclrmemqi): Specify attributes.
1396 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1397 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1399 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1400 pattern. Specify attributes.
1401 (jump): Specify attributes.
1402 (tablejump_internal): Name pattern. Specify attributes.
1403 (call_value): Split into non_symbolic_call_value,
1404 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1405 alternatives. Specify attributes.
1406 (non_symbolic_call_value, symbolic_call_value_jsr,
1407 symbolic_call_value_bsr): New patterns.
1408 (nop, return, unlink, indirect_jump): Specify attributes.
1409 (trap): Fix condition. Specify attributes.
1412 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1413 (override_options): Initialize it. Initialize m68k_sched_cpu.
1414 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1415 (const_method): Make global, rename to m68k_const_method.
1416 (const_int_cost, output_move_const_into_data_reg): Update.
1417 (output_move_double): Parametrize to emit rtl code, rename to
1419 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1420 emit_movsi): New static functions.
1421 (output_move_double): New function with semantics of old
1423 (m68k_emit_move_double): New function.
1424 (m68k_sched_cpu): New variable.
1425 (attr_op_type): New enum.
1426 (sched_guess_p): New variable.
1427 (sched_address_type, sched_operand_type, sched_attr_op_type):
1428 New static functions.
1429 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1430 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1431 (sched_branch_type): New static variable.
1432 (m68k_sched_branch_type): New function.
1433 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1434 (m68k_symbolic_call_var): Declare.
1435 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1436 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1437 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1438 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1441 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1443 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1444 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1445 error if __builtin_va_arg_pack_len () wasn't optimized out during
1447 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1448 with the number of inline's anonymous arguments.
1449 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1451 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1453 * fold-const.c (extract_muldiv_1): Do not simplify
1456 2007-09-11 Jan Hubicka <jh@suse.cz>
1458 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1459 (TARGET_INTER_UNIT_CONVERSIONS): New.
1460 * i386.md (floatsi expanders): Remove redundant check for SImode
1461 source; offload to memory when asked for.
1462 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1463 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1465 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1466 floatsidf2_mixed_memory, floatsidf2_sse_memory
1467 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1468 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1470 2007-09-11 Jan Hubicka <jh@suse.cz>
1472 * toplev.c (process_options): all frontends now do unit-at-a-time.
1473 * cgraphunit.c: update comments.
1474 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1475 * c-decl.c (finish_function): use cgraph_add_new_function.
1476 * function.c (expand_function_end): We are always unit-at-a-time.
1478 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1480 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1481 settings for MIPS16.
1482 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1484 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1486 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1487 SYMBOL_FORCE_TO_MEM constants.
1488 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1489 (mips16_rewrite_pool_refs_info): New structure.
1490 (mips16_rewrite_pool_constant): New function, split out from...
1491 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1492 mips16_rewrite_pool_refs_info structure rather than a pointer
1493 to a constant pool. Force force_to_mem_operands into memory.
1494 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1495 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1496 * config/mips/constraints.md (kf): New constraint.
1497 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1498 (*movsi_mips16): Likewise.
1500 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1501 Nigel Stephens <nigel@mips.com>
1502 David Ung <davidu@mips.com>
1504 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1505 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1506 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1507 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1508 (mips_zero_extend_cost): New functions.
1509 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1510 Use the new functions. Tweak many cost estimates, both here
1511 and in the new subroutines. Return false when the cost of the
1512 operands has not been calculated. Check for *clear_upper32.
1513 Check for floating-point multiply-add, reciprocal and rsqrt
1514 patterns. Handle comparison and rotation codes.
1516 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1518 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1520 * config/i386/i386.c (get_dllimport_decl): Don't strip
1523 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1526 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1527 declarations to top.
1528 (DFP_TO_BFP): Use for either XFmode or TFmode.
1529 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1531 * config/dfp-bit.h: Include float.h.
1532 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1533 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1534 which doesn't mean the same thing.
1535 (BFP_KIND): Use 4 to mean TFmode.
1536 (BFP_FMT): Specify the number of decimal digits based on the
1537 number of mantissa digits.
1538 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1539 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1540 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1541 (TFtype): Define if TFmode is supported.
1542 * doc/libgcc.texi (Decimal float library routines): Document
1543 TF conversion functions.
1545 2007-09-10 Chao-ying Fu <fu@mips.com>
1547 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1548 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1549 (mips_emit_compare): Process fixed-point modes.
1550 (mips_pad_arg_upward): Support fixed-point types.
1551 (override_options): Allow fixed-point modes in accumulators.
1552 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1553 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1554 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1555 (mips_scalar_mode_supported_p): New function to accept fixed-point
1556 modes if the width is not greater than two BITS_PER_WORD.
1557 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1558 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1559 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1560 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1561 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1563 ("IMODE"): New mode attribute.
1564 (mips-fixed.md): Include.
1565 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1567 * config/mips/mips-fixed.md: New file.
1569 2007-09-11 Ben Elliston <bje@au.ibm.com>
1571 * config/spu/spu.md: Formatting fixes.
1573 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1575 * config/dfp-bit.c (dfp_unary_func): Delete.
1576 (dfp_unary_op): Delete.
1577 (dfp_binary_op): Use decFloat functions instead of decNumber
1578 functions for binary operations.
1579 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1580 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1582 (dfp_compare_op): Use decFloat functions insteadof decNumber
1583 functions for comparisons.
1584 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1585 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1587 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1588 call to dxx_binary_op and decFloat function.
1589 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1590 calls to dxx_binary_op and decFloat function.
1591 * config/dfp-bit.h: Include decFloat header files.
1592 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1593 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1594 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1595 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1597 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1598 Jan Sjodin <jan.sjodin@amd.com>
1600 * tree-vect-analyze.c (vect_analyze_operations): Change
1601 comparison of loop iterations with threshold to less than
1602 or equal to instead of less than. Reduce
1603 min_scalar_loop_bound by one.
1604 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1605 Change prologue and epilogue iterations estimate to vf/2,
1606 when unknown at compile-time. Change versioning guard
1607 cost to taken_branch_cost. If peeling for alignment is
1608 unknown at compile-time, change peel guard costs to one
1609 taken branch and one not-taken branch per peeled loop.
1610 If peeling for alignment is known but number of scalar loop
1611 iterations is unknown at compile-time, change peel guard
1612 costs to one taken branch per peeled loop. Change the cost
1613 model equation to consider vector iterations as the loop
1614 iterations less the prologue and epilogue iterations.
1615 Change outside vector cost check to less than or equal to
1616 zero instead of equal to zero.
1617 (vect_do_peeling_for_loop_bound): Reduce
1618 min_scalar_loop_bound by one.
1619 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1620 TARG_COND_NOT_TAKEN_BRANCH_COST.
1621 * config/i386/i386.h (processor_costs): Add
1622 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1623 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1624 vec_align_load_cost, vect_unalign_load_cost,
1625 vec_store_cost, cond_taken_branch_cost,
1626 cond_not_taken_branch_cost.
1627 Define macros for x86 costs.
1628 * config/i386/i386.c:
1629 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1630 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1631 scalar_to_vec_cost, vec_align_load_cost,
1632 vect_unalign_load_cost, vec_store_cost,
1633 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1634 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1635 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1636 core2_cost, generic64_cost, generic32_cost): Set to default
1638 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1639 (x86_builtin_vectorization_cost): New.
1641 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1642 Ben Elliston <bje@au.ibm.com>
1644 * dfp.c: Include decimal128Local.h;
1645 (dfp_byte_swap): Remove.
1646 (encode_decimal32, decode_decimal32): Don't handle endianness.
1647 (encode_decimal64, decode_decimal64): Ditto.
1648 (encode_decimal128, decode_decimal128): Ditto.
1649 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1651 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1653 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1654 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1656 2007-09-10 David Daney <ddaney@avtrex.com>
1658 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1660 (memory_barrier): Rewrote as an insn that clobbers memory.
1662 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1664 * config/mips/mips.c (mips_global_pointer): Check
1665 call_really_used_regs instead of call_used_regs.
1666 (mips_save_reg_p): Likewise. Save all call-saved registers
1667 if current_function_saves_all_registers. Fix indentation.
1668 No longer treat $18 as a special case.
1669 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1671 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1673 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1674 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1675 the introductory comment.
1676 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1677 (override_options): Don't test for it.
1678 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1679 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1680 * config/mips/vr.h: As for config/mips/sde.h.
1682 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1683 Revital Eres <eres@il.ibm.com>
1685 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1686 (struct ddg): Define.
1687 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1688 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1689 * config/spu/spu.c: Include ddg.h.
1690 (TARGET_SCHED_SMS_RES_MII): Define.
1691 (spu_sms_res_mii): New function to calculate mii.
1692 * modulo-sched (res_MII): Use it.
1693 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1695 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1697 * config/s390/s390.c (s390_dump_pool): Create copy of constant
1698 pool entries since they might hold values that must not be shared.
1700 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
1703 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
1704 Use 'N' operand constraint for op2.
1705 (lshr<mode>3): Ditto.
1706 (ashl<mode>3): Ditto.
1707 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1708 (vec_shr_<mode>): Ditto.
1709 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
1710 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
1712 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1714 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
1715 Change mode macro in the last real_2expN parameter to uppercase.
1717 2007-09-10 Michael Matz <matz@suse.de>
1719 * tree-pass.h (pass_cselim): Declare new pass.
1720 * passes.c (init_optimization_passes): Link in pass_cselim.
1721 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
1722 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
1723 cond_store_replacement.
1724 (condstoretemp): New static variable.
1725 (cond_store_replacement): New function.
1726 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
1727 tree_ssa_phiopt_worker.
1728 (struct name_to_bb): New.
1729 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
1730 nt_init_block, nt_fini_block): New static functions.
1731 (seen_ssa_names, nontrap_set): New static variables.
1732 (gate_cselim, pass_cselim): Define new pass.
1733 * common.opt (ftree-cselim): New flag.
1734 * toplev.c (process_options): Set flag_tree_cselim if required.
1736 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
1738 * simplify-rtx.c (simplify_relational_operation_1): For recent
1739 canonicalization, don't recurse if op1 equals both PLUS arguments.
1741 2007-09-09 David Daney <ddaney@avtrex.com>
1743 * optabs.c (expand_sync_operation): Use plus insn if minus
1745 (expand_sync_fetch_operation): Ditto.
1747 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1749 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
1751 (*floatsisf2_sse_vector): Likewise.
1753 2007-09-09 Krister Walfridsson <cato@df.lth.se>
1755 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1757 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1759 * config/i386/i386.h (ix86_tune_indices): Rename
1760 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
1761 (TARGET_USE_VECTOR_CONVERTS): Updated.
1762 * config/i386/i386.c: Likewise.
1764 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
1765 Nigel Stephens <nigel@mips.com>
1767 * doc/invoke.texi (Overall Options): Add .sx file extension
1768 as a synonym for .S.
1769 * cppspec.c (known_suffixes): Likewise.
1770 * gcc.c (default_compilers): Likewise.
1772 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
1775 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
1776 * simplify-rtx.c (simplify_relational_operation_1): Add the
1777 canonicalization from i386.h.
1778 * doc/md.texi (Canonicalization of Instructions): Document it.
1780 2007-09-09 Jan Hubicka <jh@suse.cz>
1781 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1783 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
1784 (TARGET_USE_VECTOR_CONVERTS): New.
1785 * i386.md: New post-reload splitters for converting SF to DF and DF to
1787 (floatsi* expander): Special case vector conversions.
1788 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
1789 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
1790 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
1791 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1792 Disable when doing vector converts.
1793 (floatsi<mode>2_i387): Disable when
1794 * sse.md (vec_dupv2df): Export.
1795 * i386.c (ix86_tune_features): Enable SSE conversions.
1797 2007-09-09 Richard Guenther <rguenther@suse.de>
1799 * tree-ssa-operands.c (add_virtual_operand): Only mark
1800 stores as has_volatile_ops if alias information is not available.
1802 2007-09-09 Revital Eres <eres@il.ibm.com>
1804 * doc/contrib.texi: Add myself.
1806 2007-09-09 Ira Rosen <irar@il.ibm.com>
1808 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
1809 stmt_vinfo_set_outside_of_loop_cost): New functions.
1810 * tree-vect-transform.c (vect_get_cost_fields): Remove.
1811 (vect_model_simple_cost): Call
1812 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
1813 field instead of calling vect_get_cost_fields.
1814 (vect_model_store_cost, vect_model_load_cost): Likewise.
1816 2007-09-09 Revital Eres <eres@il.ibm.com>
1818 * config/rs6000/rs6000.c (paired_init_builtins): Add const
1819 declaration to bdesc_paired_preds variable.
1820 (paired_expand_builtin): Likewise.
1822 2007-09-09 Revital Eres <eres@il.ibm.com>
1824 * dbgcnt.def (sms_sched_loop): New counter.
1825 * modulo-sched.c: Use sms_sched_loop instead of
1826 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
1827 perform swing modulo scheduling on. Include dbgcnt.h.
1828 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
1829 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
1831 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
1833 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
1834 Substitute all uses with ...
1835 (MODEF): New mode iterator.
1837 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
1838 from pre-regalloc define_insn_and_split splitter pattern.
1839 (*fix_trunc<mode>_i387_1): Ditto.
1840 (*fistdi2_1): Ditto.
1841 (*fist<mode>2_1): Ditto.
1842 (frndintxf2_floor): Ditto.
1843 (*fist<mode>2_floor_1): Ditto.
1844 (frndintxf2_ceil): Ditto.
1845 (*fist<mode>2_ceil_1): Ditto.
1846 (frndintxf2_trunc): Ditto.
1847 (frndintxf2_mask_pm): Ditto.
1849 (prologue): Use (const_int 0) as never generated filler insn.
1851 (sibcall_epilogue): Ditto.
1852 (eh_return_si): Ditto.
1853 (eh_return_di): Ditto.
1855 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
1856 using MODEF mode iterator.
1857 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
1858 using MODEF mode iterator.
1859 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
1860 using MODEF mode iterator.
1861 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
1862 Macroize expander using MODEF mode iterator.
1864 (zero_extendsidi2): Remove operand constraints from expander.
1865 (smuldi3_highpart): Ditto.
1866 (indirect_jump): Ditto.
1869 * config/i386/sse.md (storentv4sf): Ditto.
1870 (storentv2df): Ditto.
1871 (storentv2di): Ditto.
1873 (sse2_cvtpd2ps): Ditto.
1874 (vec_interleave_highv16qi): Ditto.
1875 (vec_interleave_lowv16qi): Ditto.
1876 (vec_interleave_highv8hi): Ditto.
1877 (vec_interleave_lowv8hi): Ditto.
1878 (vec_interleave_highv4si): Ditto.
1879 (vec_interleave_lowv4si): Ditto.
1880 (vec_interleave_highv2di): Ditto.
1881 (vec_interleave_lowv2di): Ditto.
1882 (sse2_maskmovdqu): Ditto.
1883 * config/i386/mmx.md (mmx_maskmovq): Ditto.
1885 2007-09-09 Ira Rosen <irar@il.ibm.com>
1887 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
1888 (struct _slp_tree, struct _slp_instance): Define new data structures
1889 along macros for their access.
1890 (struct _loop_vec_info): Define new fields: strided_stores,
1891 slp_instances, and slp_unrolling_factor along macros for their access.
1892 (enum slp_vect_type): New.
1893 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
1895 (STMT_VINFO_STRIDED_ACCESS): New macro.
1896 (vect_free_slp_tree): Declare.
1897 (vectorizable_load): Add an argument of type slp_tree.
1898 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
1899 vectorizable_assignment): Likewise.
1900 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
1901 Declare (make extern).
1902 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1903 (new_loop_vec_info): Likewise.
1904 (destroy_loop_vec_info): Free memory allocated for SLP structures.
1905 * tree-vect-analyze.c: Include recog.h.
1906 (vect_update_slp_costs_according_to_vf): New.
1907 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
1908 functions. For not pure SLP stmts with strided access check that the
1909 group size is power of 2. Update the vectorization factor according to
1910 SLP. Call vect_update_slp_costs_according_to_vf.
1911 (vect_analyze_group_access): New.
1912 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
1913 (vect_free_slp_tree): New functions.
1914 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
1915 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
1916 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
1917 vect_detect_hybrid_slp): Likewise.
1918 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
1919 and vect_detect_hybrid_slp.
1920 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
1921 SLP costs into account.
1922 (vect_get_cost_fields): New function.
1923 (vect_model_simple_cost): Make extern, add SLP parameter and handle
1925 (vect_model_store_cost, vect_model_load_cost): Likewise.
1926 (vect_get_constant_vectors): New function.
1927 (vect_get_slp_vect_defs, vect_get_slp_defs,
1928 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
1929 vect_get_vec_defs): Likewise.
1930 (vectorizable_reduction): Don't handle SLP for now.
1931 (vectorizable_call): Don't handle SLP for now. Add argument to
1932 vect_model_simple_cost.
1933 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
1934 get SLPed and vectorized defs). Fix indentation and spacing.
1935 (vectorizable_assignment): Handle SLP.
1936 (vectorizable_induction): Don't handle SLP for now.
1937 (vectorizable_operation): Likewise.
1938 (vectorizable_type_demotion): Add argument to
1939 vect_model_simple_cost.
1940 (vectorizable_type_promotion): Likewise.
1941 (vectorizable_store, vectorizable_load): Handle SLP.
1942 (vectorizable_condition): Don't handle SLP for now.
1943 (vect_transform_stmt): Add a new argument for SLP. Check that there is
1944 no SLP transformation required for unsupported cases. Add SLP
1945 argument for supported cases.
1946 (vect_remove_stores): New function.
1947 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
1948 (vect_transform_loop): Schedule SLP instances.
1949 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
1951 2007-09-09 Andrew Haley <aph@redhat.com>
1953 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
1956 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
1958 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
1959 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
1960 Similar for what label_refs can go in the JUMP_TARGET field. Split
1961 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
1962 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
1963 REG_LABEL when replacing an operand with a LABEL_REF for a
1965 (subst_reloads): When replacing a LABEL_REG with a register,
1966 instead of generating a REG_LABEL note, assert that there already
1967 is one or that the label is a known target for the insn.
1968 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
1969 note, check the JUMP_LABEL field. Remove "else" after return.
1970 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
1971 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
1972 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
1973 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
1974 insns. Iterate over all notes; don't assume there's only one.
1975 * cse.c (recorded_label_ref): Adjust comment to refer to
1977 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
1978 insns, not just NONJUMP_INSN_P.
1979 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
1980 isn't a jump target.
1981 * jump.c (rebuild_jump_labels): Adjust head comment.
1982 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
1983 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
1984 (mark_all_labels): For JUMP_P insns without a target, check if the
1985 the target is noted on the previous nonjump insn.
1986 (mark_jump_label_1): New function, guts from mark_jump_label.
1987 <case IF_THEN_ELSE>: Handle first operand as a non-target when
1988 marking jump target labels.
1989 <case LABEL_REF>: Adjust for whether to generate a
1990 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
1991 For 'E' format rtl, iterate in descending element order.
1992 (delete_related_insns): Handle both REG_LABEL_TARGET and
1993 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
1994 reference count, delete and fallthrough. Move finding-next-
1995 non-deleted insn last in the function. Look at all INSN_P insns
1996 for REG_LABEL_OPERAND notes.
1997 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
1999 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2000 JUMP_LABEL, output the INSN_UID of it.
2001 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2002 and/or REG_LABEL_TARGET.
2003 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2004 with jump.c copy by only adding notes for labels actually
2005 referenced in the insn.
2006 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2007 usage count increment; handle all INSN_P trial insns.
2008 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2010 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2011 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2012 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2014 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2015 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2016 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2017 on all INSN_P insns.
2018 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2019 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2020 REG_LABEL_OPERAND notes.
2021 * reload1.c (calculate_needs_all_insns): Adjust comments.
2022 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2023 * config/alpha/alpha.md (split for load of an address into a
2024 four-insn sequence on Unicos/Mk): Adjust to use
2026 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2028 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2031 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2032 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2033 FOR_BB_INSNS_SAFE instead of for loop.
2034 * cse.c (cse_extended_basic_block): Likewise.
2035 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2036 that the for loop does not invoke NEXT_INSN on a deleted insn.
2037 * function.c (instantiate_virtual_regs): Likewise.
2038 * lower-subreg.c (remove_retval_note): Likewise.
2039 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2041 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2043 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2044 insn, if it's a jump.
2045 (try_redirect_by_replacing_jump): New variable jump_p. Call
2046 tablejump_p before delete_insn_chain.
2047 * reload1.c (reload): New variable next. Make sure that the for
2048 loop does not invoke NEXT_INSN on a deleted insn.
2049 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2050 (delete_output_reload): New variable prev. Make sure the the for
2051 loops do not invoke PREV_INSN on a deleted insn.
2053 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2055 * pa/constraints.md: Remove 'X' from unused letters comment.
2057 2007-09-08 Richard Guenther <rguenther@suse.de>
2059 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2060 computed check stmt_ann->references_memory instead of counting
2063 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2065 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2066 validate_change() in one more case.
2068 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2070 PR tree-optimization/32283
2071 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2072 estimated_loop_iterations.
2073 (determine_use_iv_cost_condition): Decrease cost of expressions
2074 used in iv elimination.
2076 2007-09-08 Richard Guenther <rguenther@suse.de>
2078 * tree-cfg.c (verify_gimple_expr): Avoid building new
2079 pointer types, use TYPE_POINTER_TO if available instead.
2081 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2084 PR rtl-optimization/26449
2085 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2086 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2088 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2089 define_expand. Split insn in split1 pass.
2092 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2094 PR tree-optimization/33301
2095 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2098 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2100 PR tree-optimization/32183
2101 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2103 * tree-ssa-reassoc.c: Include cfgloop.h.
2104 (is_reassociable_op): Add a loop argument and return true only
2106 (linearize_expr): Updated.
2107 (should_break_up_subtract): Likewise.
2108 (linearize_expr_tree): Likewise.
2109 (init_reassoc): Call loop_optimizer_init with
2110 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2111 with CDI_DOMINATORS.
2112 (fini_reassoc): Call loop_optimizer_finalize.
2114 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2116 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2117 if there is no i-cache.
2119 2007-09-07 Richard Guenther <rguenther@suse.de>
2122 2007-09-06 Richard Guenther <rguenther@suse.de>
2124 PR tree-optimization/32586
2125 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2126 folding if nothing changed.
2127 (simplify_unary_expression): New function. Do tree combining
2128 on conversion like codes.
2129 (try_to_simplify): Call it.
2131 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2134 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2135 (__gthread_active,__gthread_start, __gthread_active_init): New.
2136 * gthr-posix95.h: Likewise.
2138 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2140 * function.h (struct function): Rename calls_unwind_init
2141 to saves_all_registers.
2142 (current_function_saves_all_registers): Renamed from
2143 current_function_calls_unwind_init.
2144 * reload1.c (reload): Set current_function_saves_all_registers.
2145 * except.c (expand_builtin_unwind_init): Likewise.
2146 * config/m68k/m68k.c (m68k_save_reg): Use
2147 current_function_saves_all_registers to save pic register.
2149 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2151 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2152 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2154 Reapply reverted changes:
2156 2007-09-06 Jan Hubicka <jh@suse.cz>
2158 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2161 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2163 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2164 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2166 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2168 * optabs.c (expand_float): Convert unsigned integer as signed only
2169 if it provides sufficient accuracy; add mode argument to real_2expN.
2170 (expand_fix): Fix comment typos; extend binary float into mode
2171 wider than destination for converion to unsigned integer; add mode
2172 argument to real_2expN.
2173 * real.c (real_2expN): Add mode argument to special-case decimal
2175 * real.h (real_2expN): Ditto.
2176 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2178 (fixed_from_string): Ditto.
2179 (fixed_to_decimal): Ditto.
2180 (fixed_convert_from_real): Ditto.
2181 (real_convert_from_fixed): Ditto.
2182 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2183 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2184 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2185 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2187 2007-09-07 Diego Novillo <dnovillo@google.com>
2189 * tree-flow.h (const_block_stmt_iterator): Remove.
2190 Update all users to use block_stmt_iterator.
2191 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2192 Update all users to use tree_stmt_iterator.
2194 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2196 * config/mips/mips.c (mips_set_current_function): Temporarily
2197 make this a no-op to fix bootstrap errors, pending rewrite.
2199 2007-09-07 Jan Hubicka <jh@suse.cz>
2201 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2204 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2206 PR tree-optimization/33299
2207 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2208 uses for all relevant loop-exit phis, not just the first.
2210 2007-09-07 Richard Guenther <rguenther@suse.de>
2213 * tree-ssa-operands.c (access_can_touch_variable): An access
2214 of the form (*p)[0] can touch a variable of same size.
2216 2007-09-07 Jan Hubicka <jh@suse.cz>
2218 * passes.c (init_optimization_passes): Add simple dce and addressable
2220 * tree-ssa.c (execute_update_addresses_taken): New function.
2221 (pass_update_address_taken): New.
2222 * tree-ssa-dse.c (execute_simple_dse): New function.
2223 (pass_simple_dse): New.
2224 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2226 2007-09-07 Tobias Burnus <burnus@net-b.de>
2229 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2231 2007-09-07 Richard Guenther <rguenther@suse.de>
2234 2007-09-06 Richard Guenther <rguenther@suse.de>
2236 PR tree-optimization/32586
2237 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2238 folding if nothing changed.
2239 (simplify_unary_expression): New function. Do tree combining
2240 on conversion like codes.
2241 (try_to_simplify): Call it.
2243 2007-09-07 Richard Guenther <rguenther@suse.de>
2244 Uros Bizjak <ubizjak@gmail.com>
2246 PR tree-optimization/32821
2247 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2248 NULL in the call to set_bb_stmt_list.
2250 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2252 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2253 float calls here, rather than leaving some to the caller.
2254 Use call_internal_direct and call_value_internal_direct.
2255 * config/mips/mips.md (call_internal_direct): New pattern.
2256 (call_value_internal_direct): Likewise.
2258 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2260 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2261 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2263 (override_options): Set mips_base_move_loop_invariants.
2265 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2267 * config/mips/mips.opt (mcode-readable=): Move to keep list
2270 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2272 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2273 and -mgpopt options. Adjust the -G documentation to match.
2274 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2275 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2276 function, split out from mips_classify_symbol. Return false for
2277 !TARGET_LOCAL_SDATA.
2278 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2279 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2280 (override_options): Check whether the -mgpopt setting is consistent
2281 with the other flags.
2282 (symbolic_expression_p): Delete.
2283 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2284 and default_elf_select_rtx_section.
2285 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2286 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2287 external data and TARGET_EXTERN_SDATA.
2289 2007-09-07 Tobias Burnus <burnus@net-b.de>
2292 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2294 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2296 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2297 FOR_BB_INSNS_SAFE instead of for loop.
2298 * cse.c (cse_extended_basic_block): Likewise.
2299 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2300 that the for loop does not invoke NEXT_INSN on a deleted insn.
2301 * function.c (instantiate_virtual_regs): Likewise.
2302 * lower-subreg.c (remove_retval_note): Likewise.
2303 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2305 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2307 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2308 insn, if it's a jump.
2309 (try_redirect_by_replacing_jump): New variable jump_p. Call
2310 tablejump_p before delete_insn_chain.
2311 * reload1.c (reload): New variable next. Make sure that the for
2312 loop does not invoke NEXT_INSN on a deleted insn.
2313 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2314 (delete_output_reload): New variable prev. Make sure the the for
2315 loops do not invoke PREV_INSN on a deleted insn.
2317 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2319 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2320 * cgraph.h (rebuild_cgraph_edges): Declare.
2321 * tree-pass.h (pass_expand_omp_ssa): New.
2322 * omp-low.c (find_omp_clause): Export.
2323 (copy_var_decl): Split from omp_copy_decl_2.
2324 (build_omp_barrier): Return the call to emit instead of emitting
2326 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2328 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2329 expand_omp_for_generic, expand_omp_for_static_nochunk,
2330 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2331 Adapted to work on SSA form.
2332 (execute_expand_omp): Do not invalidate dominance information.
2333 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2334 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2335 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2337 (force_gimple_operand): Allow gimplifying code expressions without
2339 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2340 * common.opt (fopenmp-ssa): New.
2341 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2342 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2343 * tree-cfg.c: Include tree-inline.h.
2344 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2345 (replace_by_duplicate_decl, replace_ssa_name,
2346 mark_virtual_ops_in_region): New functions.
2347 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2348 to work on SSA form.
2349 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2350 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2353 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2355 * tree-loop-linear.c: Include obstack.h.
2356 (linear_transform_loops): New obstack lambda_obstack.
2357 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2358 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2359 and free afterwards.
2360 * lambda.h (struct obstack): New forward declaration.
2361 (lambda_linear_expression_new): New parameter of type struct
2363 (lambda_loopnest_new): Likewise.
2364 (lambda_loopnest_transform): Likewise.
2365 (lambda_body_vector_new): Likewise.
2366 (lambda_body_vector_compute_new): Likewise.
2367 (gcc_loopnest_to_lambda_loopnest): Likewise.
2368 (lambda_loopnest_to_gcc_loopnest): Likewise.
2369 * lambda-code.c: Include obstack.h.
2370 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2372 (lambda_body_vector_new): Likewise.
2373 (lambda_linear_expression_new): Likewise.
2374 (lambda_lattice_new): Likewise.
2375 (lambda_loopnest_new): Likewise. Additionally use obstack to
2376 allocate LN_LOOPS(ret).
2377 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2378 it to lambda_lattice_new.
2379 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2380 Pass it to lambda_body_vector_new.
2381 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2382 it to lambda_lattice_new.
2383 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2384 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2385 (lambda_compute_target_space): Likewise.
2386 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2387 Pass it to lambda_lattice_compute_base and
2388 compute_nest_using_fourieer_motzkin.
2389 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2390 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2391 and lambda_lattice_compute_target_space.
2392 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2393 Pass it to lambda_linear_expression_new.
2394 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2395 to gcc_tree_to_linear_expression.
2396 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2397 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2398 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2399 Pass it to lambda_body_vector_new and
2400 lambda_body_vector_compute_new.
2401 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2402 (lambda-code.o): Likewise.
2404 2007-09-06 Chao-ying Fu <fu@mips.com>
2406 * ginclude/stdfix.h: New file.
2407 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2408 (convert.o): Add dependence on fixed-value.h.
2409 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2410 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2411 to define fixed-point constants.
2412 (c_cpp_builtins): Define fixed-point constants.
2413 * convert.c (fixed-value.h): New include.
2414 (convert_to_real): Update comment to include fixed-point.
2415 Support FIXED_POINT_TYPE.
2416 (convert_to_integer): Update comment to include fixed-point.
2417 Support FIXED_POINT_TYPE.
2418 (convert_to_complex): Support FIXED_POINT_TYPE.
2419 (convert_to_fixed): New function.
2420 * convert.h (convert_to_fixed): Declare.
2421 * genopinit.c: Add comment about $Q for only fixed-point modes.
2422 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2423 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2424 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2425 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2426 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2427 usneg_optab for fixed-point modes.
2428 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2430 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2431 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2432 unsigned saturation optabs, when type is saturating.
2433 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2434 (expand_fixed_convert): New function.
2435 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2436 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2437 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2438 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2439 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2440 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2442 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2443 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2444 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2445 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2446 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2448 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2449 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2450 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2451 fractuns, satfractuns.
2452 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2453 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2454 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2455 OTI_ssmsub_widen, OTI_usmsub_widen.
2456 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2457 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2458 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2459 umsub_widen_optab, usmsub_widen_optab): Define.
2460 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2462 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2464 (expand_fixed_convert): Declare.
2465 * expr.c (convert_move): Support the move of fixed-point modes.
2466 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2467 (categorize_ctor_elements_1): Handle FIXED_CST.
2468 (count_type_elements): Handle FIXED_POINT_TYPE.
2469 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2470 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2472 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2473 multiply and add/subtract for fixed-point types.
2474 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2475 mode, we jump to binop directly.
2476 Support FIXED_CONVERT_EXPR.
2477 (do_store_flag): Check FIXED_CST to put a constant second.
2478 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2479 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2480 (const_vector_from_tree): Support FIXED_CST.
2481 * doc/extend.texi (Fixed-Point): New node.
2482 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2483 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2484 satfract, fractuns, satfractuns): Document them.
2486 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2488 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2489 addresses into I registers.
2491 2007-09-06 Jan Hubicka <jh@suse.cz>
2492 Andreas Tobler <a.tobler@schweiz.org>
2494 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2496 (machopic_legitimize_pic_address): Likewise.
2498 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2499 Jan Hubicka <jh@suse.cz>
2501 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2502 instead of ufloat_optab->handlers directly.
2503 (floatdidf2): Likewise.
2505 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2507 * config/mips/mips.c: Include diagnostic.h.
2508 (mips_set_current_function): Check errorcount and sorrycount
2509 before generating RTL.
2511 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2514 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2515 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2516 (print_operand_reloc): Likewise.
2518 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2522 2007-09-06 Jan Hubicka <jh@suse.cz>
2524 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2527 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2529 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2530 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2532 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2534 * optabs.c (expand_float): Convert unsigned integer as signed only
2535 if it provides sufficient accuracy; add mode argument to real_2expN.
2536 (expand_fix): Fix comment typos; extend binary float into mode
2537 wider than destination for converion to unsigned integer; add mode
2538 argument to real_2expN.
2539 * real.c (real_2expN): Add mode argument to special-case decimal
2541 * real.h (real_2expN): Ditto.
2542 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2544 (fixed_from_string): Ditto.
2545 (fixed_to_decimal): Ditto.
2546 (fixed_convert_from_real): Ditto.
2547 (real_convert_from_fixed): Ditto.
2548 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2549 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2550 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2551 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2553 2007-09-06 Tom Tromey <tromey@redhat.com>
2555 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2556 * c-pch.c (c_common_read_pch): Restore current location after
2558 * tree.c (expand_location): Update.
2559 (expr_filename): Changed return type. Unified the two cases.
2560 (expr_lineno): Likewise.
2561 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2563 * toplev.c (line_table): Changed type.
2564 (general_init): Update.
2565 (realloc_for_line_map): New function.
2566 (general_init): Allocate line_table using GC.
2567 * fix-header.c (line_table): Changed type.
2568 (read_scan_file): Update.
2569 (read_scan_file): Update.
2570 * c-ppoutput.c (maybe_print_line): Update.
2571 (print_line): Update.
2572 (cb_line_change): Update.
2573 (cb_define): Update.
2574 (pp_file_change): Update.
2575 * c-opts.c (c_common_init_options): Update.
2576 (finish_options): Update.
2577 (push_command_line_include): Update.
2578 * c-lex.c (cb_line_change): Update.
2579 (cb_def_pragma): Update.
2580 (cb_define): Update.
2582 (c_lex_with_flags): Use cpp_get_token_with_location.
2583 * input.h (line_table): Changed type.
2584 (location_from_locus): New macro.
2585 * tree.h (EXPR_FILENAME): No longer an lvalue.
2586 (EXPR_LINENO): Likewise.
2587 (expr_locus, set_expr_locus): Declare separately for
2588 USE_MAPPED_LOCATION.
2589 (expr_filename, expr_lineno): Changed return type.
2590 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2591 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2592 (expand_gimple_basic_block): Likewise.
2593 * final.c (final_scan_insn): Use expanded_location.
2595 2007-09-06 Richard Guenther <rguenther@suse.de>
2597 PR tree-optimization/32586
2598 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2599 folding if nothing changed.
2600 (simplify_unary_expression): New function. Do tree combining
2601 on conversion like codes.
2602 (try_to_simplify): Call it.
2603 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2604 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2606 2007-09-06 Jan Hubicka <jh@suse.cz>
2609 * cse.c (fold_rtx): Avoid invalid sharing.
2611 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2613 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2614 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2616 2007-09-06 Revital Eres <eres@il.ibm.com>
2618 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2619 Fix offsettable memory reference for 750CL.
2621 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2623 * reload.c (find_reloads_address_1): Try to preserve original
2624 base/index regclass of operands.
2625 * regrename.c (scan_rtx_address): Likewise.
2626 (replace_oldest_value_addr): Likewise.
2628 2007-09-06 Richard Guenther <rguenther@suse.de>
2630 PR tree-optimization/33302
2631 * domwalk.c (walk_dominator_tree): The exit block is
2632 interesting even if it is not reachable.
2634 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2637 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2639 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2641 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2644 2007-09-05 Ian Lance Taylor <iant@google.com>
2646 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2648 (dump_generic_node): Likewise.
2649 * print-rtl.c (print_decl_name): Likewise.
2650 * print-tree.c (print_node_brief): Likewise.
2651 (print_node): Likewise.
2652 * Makefile.in (RTL_BASE_H): Add alias.h.
2655 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2657 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2659 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2660 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2662 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2664 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2665 (tm_defines): Define UCLIBC_DEFAULT to 1.
2666 (extra_options): Add linux.opt.
2667 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2668 (CRT_CALL_STATIC_FUNCTION): Likewise.
2669 (NO_IMPLICIT_EXTERN_C): Likewise.
2670 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2671 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2672 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2673 (ENDFILE_SPEC): Don't define.
2674 (LIB_SPEC): Likewise.
2675 (CRT_CALL_STATIC_FUNCTION): Likewise.
2676 (NO_IMPLICIT_EXTERN_C): Likewise.
2677 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2678 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2680 2007-09-06 Jan Hubicka <jh@suse.cz>
2682 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2685 2007-09-06 Jan Hubicka <jh@suse.cz>
2687 * opts.c (common_handle_option): Enable inlining functions for
2690 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2692 * builtin-attrs.def (ATTR_NONNULL_3): New.
2693 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2694 ATTR_NOTHROW_NONNULL_##FA.
2695 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
2696 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
2697 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
2698 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
2699 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
2700 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
2701 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
2703 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
2704 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
2705 ATTR_FORMAT_NOTHROW_3_4): Remove.
2706 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
2707 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
2708 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
2709 instead of ATTR_FORMAT_*_*.
2711 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
2713 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
2714 parts re-used for REG_FRAME_RELATED_EXPR.
2716 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2718 * optabs.c (expand_float): Convert unsigned integer as signed only
2719 if it provides sufficient accuracy; add mode argument to real_2expN.
2720 (expand_fix): Fix comment typos; extend binary float into mode
2721 wider than destination for converion to unsigned integer; add mode
2722 argument to real_2expN.
2723 * real.c (real_2expN): Add mode argument to special-case decimal
2725 * real.h (real_2expN): Ditto.
2726 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2728 (fixed_from_string): Ditto.
2729 (fixed_to_decimal): Ditto.
2730 (fixed_convert_from_real): Ditto.
2731 (real_convert_from_fixed): Ditto.
2732 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2733 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2734 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2735 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2737 2007-09-05 Ian Lance Taylor <iant@google.com>
2739 * init-regs.c (initialize_uninitialized_regs): Call
2740 emit_insn_before rather than add_insn_before.
2742 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2744 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
2745 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
2746 * tree-inline.h (copy_body_data): Add call_expr field.
2747 * tree-inline.c (expand_call_inline): Initialize call_expr.
2748 (copy_bb): Append anonymous inline fn arguments to arguments
2749 when inlining a CALL_EXPR_VA_ARG_PACK call.
2750 * builtins.c (expand_builtin): Issue an error if
2751 BUILT_IN_VA_ARG_PACK is seen during expand.
2752 (fold_call_expr, fold_builtin_call_array): Don't fold
2753 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
2754 __builtin_va_arg_pack () call as last argument.
2755 * gimplify.c (gimplify_call_expr): If last argument to a vararg
2756 function is __builtin_va_arg_pack (), decrease number of call
2757 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
2758 * expr.c (expand_expr_real_1): Issue an error if
2759 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
2760 * tree-pretty-print.c (dump_generic_node): Handle printing
2761 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
2762 * doc/extend.texi (__builtin_va_arg_pack): Document.
2764 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
2766 PR tree-optimization/21513
2767 * builtins.c (build_builtin_expect_predicate): New function.
2768 (fold_builtin_expect): Add argument for expected value.
2769 Distribute __builtin_expect over short-circuiting operations.
2770 Fold nested builtin_expects.
2771 (fold_builtin_2): Adjust call to fold_builtin_expect.
2773 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
2776 PR tree-optimization/13756
2777 * doc/invoke.texi (Options That Control Optimization): Document
2780 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
2782 * gcc/config/i386/cpuid.h: New file.
2783 * gcc/config/i386/driver-i386.c: Include cpuid.h.
2784 (describe_cache): Shrink size and line strings to 100 bytes.
2785 (detect_caches_amd): Return "" for unsupported max_ext_level.
2786 Use __cpuid function.
2787 (detect_caches_intel): Return "" for unsupported max_level.
2788 Use __cpuid function.
2789 (host_detect_local_cpu): Change feature flag variables to
2790 unsigned int. Initialize only extended feature flag variables.
2791 Use __get_cpuid_max to determine max supported cpuid level.
2792 Use __cpuid function to determine supported features. Fix
2793 calculation of family id. Remove is_amd and check signature
2794 directly. Check for Geode signature. Handle family 4 id.
2795 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
2796 cpu discovery code to lower part of the function.
2797 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
2798 for sub-architecture.
2799 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
2800 [PROCESSOR_K8]: Add k8-sse3 architecture.
2801 [PROCESSOR_NOCONA]: Remove.
2802 [PROCESSOR_GENERIC64]: Ditto.
2803 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
2804 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
2805 to check for SSE and FXSAVE support.
2806 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
2807 Add -minline-all-stringops.
2808 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
2809 (x86_64-*-*): Ditto.
2811 2007-09-05 Jie Zhang <jie.zhang@analog.com>
2813 * config/bfin/linux-unwind.h: New file.
2814 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
2815 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
2817 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2819 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
2820 * stmt.c: Include alloc-pool.h.
2821 (struct case_node): Remove GTY marker.
2822 (add_case_node): New parameter case_node_pool. Use it for
2824 (expand_case): New allocation pool case_node_pool. Initialize it,
2825 pass to add_case_node and free it.
2827 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2828 David Ung <davidu@mips.com>
2829 Nigel Stephens <nigel@mips.com>
2831 Add mips16/nomips16 function attributes and -mflip-mips16 option
2832 for testing mixed-mode compilation.
2834 * config/mips/mips.opt (mflip-mips16): New.
2836 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
2837 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
2839 * config/mips/mips.c (mips_base_target_flags): New.
2840 (mips_base_mips16): New.
2841 (mips_base_schedule_insns): New.
2842 (mips_base_reorder_blocks_and_partition): New.
2843 (mips_base_align_loops): New.
2844 (mips_base_align_jumps): New.
2845 (mips_base_align_functions): New.
2846 (mips16_flipper): New.
2847 (mips_attribute_table): Add "mips16" and "nomips16" entries.
2848 (TARGET_SET_CURRENT_FUNCTION): Define.
2849 (mips_mips16_type_p, mips_nomips16_type_p): New.
2850 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
2851 (mips_function_ok_for_sibcall): Make it deal with functions with
2853 (mips_init_split_addresses): New, split out from override_options.
2854 (mips_init_relocs): New, split out from override_options.
2855 (was_mips16_p): New.
2856 (mips_set_mips16_mode): New, split out from override_options.
2857 (mips_set_current_function): New.
2858 (override_options): Add sorry for unsupported mips16/pic
2859 combination. Remove error for mips16/dsp combination. Save
2860 base option settings.
2861 (mips_file_start): Move mips16 mode setting output from here....
2862 (mips_output_function_prologue): ....to here.
2863 (mips_output_mi_thunk): Check for mips16 function.
2864 (build_mips16_function_stub): Don't set .mips16 here.
2865 (build_mips16_call_stub): Likewise.
2866 (mips_expand_builtin): Error in mips16 mode.
2867 (mips_use_mips16_mode_p): New.
2868 (mips_encode_section_info): Check for mips16 function, and set
2869 SYMBOL_REF_FLAGS accordingly.
2871 * doc/extend.texi (Function Attributes): Document new
2872 mips16/nomips16 attributes.
2873 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
2874 (MIPS Options): Document -mflip-mips16.
2876 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2878 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
2879 if we encounter TLS address in MIPS16 mode.
2880 (mips_legitimize_const_move): Check cannot_force_const_mem for
2881 the (const (plus symbol offset)) case; this forces invalid TLS
2882 address in MIPS16 mode to be caught by the above call to sorry.
2883 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
2884 because that now enables emutls, which is not ABI compatible
2885 with native TLS in non-MIPS16 mode.
2887 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2889 Add target hook invoked when cfun changes.
2891 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
2892 * target.h (struct gcc_target): Add set_current_function.
2893 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
2894 (TARGET_INITIALIZER): Add initializer for set_current_function.
2895 * tree.h (push_struct_function): New.
2896 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
2898 (set_cfun): Declare.
2899 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
2901 (push_function_context_to): Use allocate_struct_function
2902 to create null context, not init_dummy_function_start. Use set_cfun.
2903 (pop_function_context_from): Use set_cfun.
2904 (in_dummy_function): New.
2905 (invoke_set_current_function_hook): New.
2907 (push_cfun, pop_cfun): Use set_cfun.
2908 (push_struct_function): New.
2909 (allocate_struct_function): Call invoke_set_current_function_hook
2911 (prepare_function_start): Don't set cfun here. Remove unused
2912 argument; fix all callers.
2913 (init_dummy_function_start): Fiddle with in_dummy_function. Call
2914 push_struct_function.
2915 (init_function_start): Set cfun here.
2916 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
2917 * omp-low.c (create_omp_child_function): Use push_struct_function
2918 and pop_cfun to save/restore state.
2919 (expand_omp_parallel): Remove unused saved_cfun variable.
2920 * cgraphunit.c (ipa_passes): Use set_cfun.
2921 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
2922 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
2923 * matrix-reorg.c (transform_allocation_sites): Likewise.
2924 (matrix_reorg): Use set_cfun.
2925 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
2926 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
2927 assignment to cfun; use set_cfun for the other.
2928 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
2929 (dump_function_to_file): Use push_cfun/pop_cfun here.
2930 * c-decl.c (finish_function): Use set_cfun.
2932 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2934 * regrename.c (rerename_optimize): Use deferred rescanning and
2935 insert explicit calls to rescan insns when changed.
2937 2007-09-05 Jan Hubicka <jh@suse.cz>
2939 * optabs.c (libfunc_entry): Change optab to integer.
2940 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
2941 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
2942 of pointers for hashing.
2944 2007-09-05 Jan Hubicka <jh@suse.cz>
2946 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
2948 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
2949 * see.c (pass_see): Likewise.
2950 * tracer.c (pass_tracer): Likewise.
2951 * postreload-gcse.c (pass_gcse2): Likewise.
2952 * postreload.c (pass_postreload_cse): Likewise.
2953 * mode-switching.c (pass_mode_switching): Likewise.
2954 * modulo-sched.c (pass_sms): Likewise.
2955 * cse.c (cse_insn): Likewise.
2956 * web.c (pass_web): Likweise.
2957 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
2958 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
2959 * loop-init.c (pass_rtl_loop_init): Likewise.
2960 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
2961 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
2962 * global.c (pass_global_alloc): Likewise.
2963 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
2964 pass_if_after_reload): Likewise.
2965 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
2966 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
2967 * regmove.c (pass_regmove): Likewise.
2968 * function.c (pass_thread_prologugues_epilogues): Likewise.
2969 * gcse.c (pass_gcse): Likewise.
2970 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
2971 * lower-subreg.c (pass_lower_subreg2): Likewise.
2972 * bt-load.c (pass_branch_target_load): Likewise.
2973 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2974 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
2975 * combine.c (pass_combine): Likewise.
2976 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
2977 (pass_partition_blocks): Likewise.
2978 * var-tracking.c (pass_variable_track): Likewise.
2979 * reg-stack.c (pass_stack_regs_run): Likewise.
2980 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
2981 * passes.c (pass_postreload): Likewise.
2982 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
2983 * tree-pass.h (TODO_verify_rtl_sharing): New.
2984 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2985 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
2986 TODO_set_props, TODO_df_finish, TODO_df_verify,
2987 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
2989 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2991 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
2992 fold_real_zero_addition_p, reorder_operands_p,
2993 div_if_zero_remainder, fold_undefer_overflow_warnings,
2994 int_binop_types_match_p, fold_convert_const_int_from_int,
2995 fold_convert_const_int_from_real,
2996 fold_convert_const_int_from_fixed,
2997 fold_convert_const_real_from_real,
2998 fold_convert_const_real_from_fixed,
2999 fold_convert_const_fixed_from_fixed,
3000 fold_convert_const_fixed_from_int,
3001 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3002 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3003 debug_fold_checksum, multiple_of_p): Constify.
3004 * tree-flow-inline.h (get_lineno): Likewise.
3005 * tree-flow.h (get_lineno): Likewise.
3006 * tree-object-size.c (compute_object_offset, addr_object_size,
3007 alloc_object_size, pass_through_call): Likewise.
3008 * tree-pretty-print.c (op_symbol, print_call_name,
3009 print_struct_decl, do_niy): Likewise.
3010 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3011 debug_fold_checksum): Likewise.
3013 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3016 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3017 note, remove the associated REG_RETVAL note.
3019 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3021 * config.gcc (powerpc*-*-*): Install
3022 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3023 * config/rs6000/spu2vmx.h: New header.
3024 * config/rs6000/si2vmx.h: New header.
3025 * config/rs6000/vec_types.h: New header.
3027 2007-09-05 Ben Elliston <bje@au.ibm.com>
3029 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3031 2007-09-05 Ben Elliston <bje@au.ibm.com>
3033 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3035 (__stdcx): Make asm volatile.
3036 (__stwcx, __stdcx): Return only 0 or 1.
3038 2007-09-05 Jan Hubicka <jh@suse.cz>
3042 2007-09-04 Jan Hubicka <jh@suse.cz>
3043 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3045 2007-09-04 Richard Guenther <rguenther@suse.de>
3046 * tree-ssa-operands.c (add_virtual_operand): Only mark
3047 stores as has_volatile_ops if alias information is not available.
3049 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3051 * config/rs6000/tramp.asm: Include config.h.
3052 Check __PIC__ or __pic__ macro instead of SHARED.
3054 PR rtl-optimization/32300
3055 * see.c (see_copy_insn): New function.
3056 (see_def_extension_not_merged, see_merge_one_use_extension,
3057 see_merge_one_def_extension): Use it. Avoid changing
3058 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3059 into sequences. Call df_insn_delete on temporary insns
3060 that won't be emitted into the insn stream.
3061 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3062 and run df_process_deferred_rescans () before run_fast_dce.
3064 PR tree-optimization/33017
3065 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3066 recurse for pure or const function calls.
3068 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3070 * c-format.c: Include alloc-pool.h.
3071 (check_format_info_main): New argument fwt_alloc. Use allocation
3072 pool instead of GC. Remove GC deallocation code.
3073 (check_format_arg): Create allocation pool, pass it to
3074 check_format_info_main and free it afterwards.
3075 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3077 2007-09-05 Ben Elliston <bje@au.ibm.com>
3079 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3080 Rename count macro arugment for clarity.
3081 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3082 (__protected_stream_set): Likewise, pass 0.
3084 2007-09-04 Jan Hubicka <jh@suse.cz>
3086 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3088 2007-09-04 Jan Hubicka <jh@suse.cz>
3090 * invoke.texi (-finline-small-functions): Document.
3091 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3092 when deciding what is inlinable.
3093 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3094 (cgraph_decide_inlining_of_small_function): Handle new flags.
3095 (cgraph_decide_inlining_incrementally): Likewise.
3096 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3097 * common.opt (finline-small-functions): New.
3098 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3100 2007-09-04 Richard Guenther <rguenther@suse.de>
3102 * tree-ssa-operands.c (add_virtual_operand): Only mark
3103 stores as has_volatile_ops if alias information is not available.
3105 2007-09-04 Andrew Haley <aph@redhat.com>
3107 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3109 2007-09-04 Andrew Haley <aph@redhat.com>
3111 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3112 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3113 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3115 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3118 * common.opt: Mention ABI version 2 in comment.
3120 2007-09-04 Jan Hubicka <jh@suse.cz>
3122 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3123 (libfunc_entry): New structure.
3124 (libfunc_hash): New hashtable.
3125 (hash_libfunc): New function.
3126 (eq_libfunc): New function.
3127 (convert_optab_libfunc): New function.
3128 (optab_libfunc): New function.
3129 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3130 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3131 expand_float, expand_fix, new_optab, new_convert_optab):
3132 Update for new libfunc API.
3133 (init_libfunc, init_integral_libfuncs,
3134 init_floating_libfuncs, init_interclass_conv_libfuncs
3135 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3136 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3137 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3138 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3139 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3140 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3141 gen_extend_conv_libfunc): New.
3142 (init_one_libfunc): Revamp for hashtables.
3143 (set_conv_libfunc): Likewise.
3144 (init_optabs): Initialize hashtable; use lazy initialization where
3146 * optabs.h (optab_handlers): Move out of GGC.
3147 (optab, convert_optab): Move out of GGC; add lazy gen info.
3148 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3149 (optab_libfunc, convert_optab_libfunc): New.
3150 * builtins.c (expand_builtin_powi): Update for new API.
3151 * expr.c (convert_move): Likewise.
3152 * expmed.c (expand_divmod): Likewise.
3154 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3156 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3157 GOT pointer only if there is a constant pool. Use the allocated space
3160 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3162 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3165 2007-09-04 Revital Eres <eres@il.ibm.com>
3166 Richard Guenther <rguenther@suse.de>
3167 R. Clint Whaley <whaley@cs.utsa.edu>
3169 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3171 * tree-tailcall.c (process_assignment): Use -fassociative-math
3172 when reodering operands of floating-point type.
3173 * fold-const.c (fold_comparison, fold_binary): Use
3174 -fassociative-math and -freciprocal-math instead of
3175 -funsafe-math-optimization flag.
3176 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3177 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3178 -freciprocal-math instead of -funsafe-math-optimizations.
3179 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3180 -fassociative-math when -ffast-math is set.
3181 (set_unsafe_math_optimizations_flags): New Function
3182 to set -freciprocal-math and -fassociative-math when
3183 -funsafe-math-optimizations is set.
3184 (common_handle_option): Call it.
3185 * tree-vectorizer.c (vect_is_simple_reduction): Use
3186 -fassociative-math when doing reduction on floats.
3187 * loop-unroll.c (analyze_insn_to_expand_var): Use
3188 -fassociative-math when expanding an accumulator of type float.
3189 * simplify-rtx.c (simplify_binary_operation_1): Use
3190 -fassociative-math and -freciprocal-math when reordeing operands
3191 of floating-point type.
3192 * combine.c (combine_simplify_rtx): Likewise.
3193 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3195 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3197 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3200 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3202 2007-09-04 Jan Hubicka <jh@suse.cz>
3204 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3206 2007-09-04 Jan Hubicka <jh@suse.cz>
3208 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3209 and corresponding MATCH_DUP.
3211 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3214 * combine.c (subst): Do not try to simplify X if it represents load
3215 of FP constant from the constant pool via float extension.
3217 2007-09-04 Ben Elliston <bje@au.ibm.com>
3219 * c-opts.c: Include "tm_p.h".
3220 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3222 2007-09-04 Richard Guenther <rguenther@suse.de>
3224 PR tree-optimization/33291
3225 * tree-pretty-print.c (dump_generic_node): Dump all
3226 qualifiers for pointer types, not only first. Dump
3227 qualifiers for aggregate types as well.
3228 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3229 use the canonical type for building ARRAY_REFs.
3230 * gimplify.c (canonicalize_addr_expr): Clean up. The
3231 correct validness check is compatibility of the pointer
3232 types. Always use the canonical type for building
3233 ARRAY_REFs and ADDR_EXPRs.
3234 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3235 change that disabled propagation of ADDR_EXPRs into statements
3238 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3240 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3241 (umulsi3_highpart): Make into expanders; existing insns are
3242 now named *[insn]_nov6. Add stars to existing [insn]_v6
3243 counterparts' names.
3245 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3247 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3248 (unprotoize.o): Remove SHLIB_MULTILIB.
3250 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3252 * doc/extend.texi: Document progmem attribute for AVR.
3254 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3257 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3259 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3261 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3264 * optabs.c: Remove unnecessary forward declarations.
3265 (expand_unop_direct): New, broken out of expand_unop.
3266 (expand_doubleword_clz): New.
3267 (expand_ctz): Move above expand_ffs. Use
3268 start_sequence, end_sequence, add_equal_note, and
3269 expand_unop_direct. Add more commentary.
3270 (expand_ffs): Try both ctz optab and expand_ctz.
3271 Generate a test and branch if the hardware doesn't give us
3272 a useful value for input zero. Style improvements similar to
3275 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3277 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3279 * config.gcc: Delete stanza for arm-semi-aof and
3280 armel-semi-aof targets.
3281 * config/arm/arm-protos.h
3283 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3284 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3285 delete aof_pic_label and remove mention of AOF in comments.
3286 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3288 * config/arm/semiaof.h
3289 * config/arm/t-semi: Delete file.
3291 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3293 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3294 CONST_CAST_BB): New macros for type-specific casts.
3295 (CONST_CAST): Add a TYPE parameter and define it in terms of
3298 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3299 * c-lex.c (cb_ident, lex_string): Likewise,
3300 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3301 * config/i386/i386.c (ix86_function_regparm,
3302 ix86_function_sseregparm): Use CONST_CAST_TREE.
3303 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3305 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3306 give_switch, set_multilib_dir): Likewise,
3307 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3308 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3309 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3310 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3311 * prefix.c (update_path): Likewise,
3312 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3313 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3314 * tree-cfg.c (tree_can_merge_blocks_p,
3315 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3316 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3317 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3318 (attribute_list_contained): Use CONST_CAST_TREE.
3320 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3322 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3324 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3327 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3328 before forcing them into a register.
3330 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3332 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3333 rather than define_code_macro.
3335 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3337 * gcc.c (xputenv): New function.
3338 (putenv_from_prefixes): Use xputenv instead of putenv.
3339 (process_command): Use xputenv instead of putenv.
3340 (set_collect_gcc_options): Use xputenv instead of putenv.
3341 (main): Use xputenv instead of putenv.
3343 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3345 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3346 availability of swap instruction.
3347 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3349 2007-09-03 Revital Eres <eres@il.ibm.com>
3351 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3354 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3355 Ayal Zaks <zaks@il.ibm.com>
3356 Revital Eres <eres@il.ibm.com>
3358 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3359 compute_split_row): New functions.
3360 (ps_unschedule_node): Remove.
3361 (normalize_sched_times): Iterate over the already scheduled
3362 insns instead of the number of nodes.
3363 (MAX_SPLIT_NUM): New definition.
3364 (sms_schedule_by_order): Change the scheduling heuristic to
3365 avoid useless increases of initiation interval ii.
3366 (get_sched_window): Add dump printouts.
3368 2007-09-02 David Daney <ddaney@avtrex.com>
3370 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3371 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3372 (optab, insn): Add more attributes.
3373 (fetchop_bit): New code macro.
3374 (immediate_insn): New code macro attribute.
3375 (sync): Change condition to ISA_HAS_SYNC.
3376 (rdhwr): Change predicate for operand 0 to register_operand.
3377 (memory_barrier): New expand.
3378 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3379 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3380 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3381 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3382 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3383 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3384 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3385 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3386 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3388 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3389 Hans-Peter Nilsson <hp@axis.com>
3391 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3392 Defined to describe availability and behavior of CLZ.
3393 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3394 * config/cris/cris.opt: Tweak comment for "-metrax4".
3395 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3396 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3397 (count_leading_zeros): Define.
3399 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3401 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3403 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3406 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3409 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3411 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3412 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3413 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3414 sched-deps.c, sched-int.h, system.h, target.h,
3415 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3416 tree.def: Fix comment typos.
3418 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3420 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3421 (override_options): Turn on -mstrict-align on non-ColdFire
3423 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3425 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3427 * c-common.c (const_strip_array_types): Delete.
3428 * c-common.h (const_strip_array_types): Likewise.
3429 * emit-rtl.c (const_next_insn, const_previous_insn,
3430 const_next_nonnote_insn, const_prev_nonnote_insn,
3431 const_next_real_insn, const_prev_real_insn,
3432 const_next_active_insn, const_prev_active_insn, const_next_label,
3433 const_prev_label): Delete.
3434 * gimple-low.c (block_may_fallthru): Use expr_last.
3435 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3436 * rtl.h (const_previous_insn, const_next_insn,
3437 const_prev_nonnote_insn, const_next_nonnote_insn,
3438 const_prev_real_insn, const_next_real_insn,
3439 const_prev_active_insn, const_next_active_insn, const_prev_label,
3440 const_next_label): Delete.
3441 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3442 * system.h (CONST_CAST): Update comment.
3443 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3444 (const_first_stmt, const_last_stmt): Delete.
3445 (tree_block_ends_with_condjump_p): Use last_stmt.
3446 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3447 * tree-iterator.c (const_expr_first, const_expr_last,
3448 const_expr_only): Delete.
3449 * tree.c (const_lookup_attribute): Likewise.
3450 (attribute_list_contained): Use lookup_attribute.
3451 * tree.h (const_lookup_attribute, const_expr_first,
3452 const_expr_last, const_expr_only): Delete.
3454 2007-09-01 Richard Guenther <rguenther@suse.de>
3456 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3457 instead of TREE_THIS_VOLATILE.
3458 * tree-ssa-operands.c (add_virtual_operand): Do not set
3459 has_volatile_ops. Do not check s_ann for NULL.
3460 (get_indirect_ref_operands): Likewise.
3461 (get_expr_operands): Likewise. For all reference trees
3462 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3463 check base of reference for TREE_THIS_VOLATILE.
3465 2007-09-01 Richard Guenther <rguenther@suse.de>
3467 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3468 between integral types. Also allow conversions between
3471 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3473 * optabs.c (prepare_float_lib_cmp): Use
3474 libgcc_cmp_return_mode instead of word_mode.
3475 * config/dfp-bit.h: Likewise.
3476 * config/fp-bit.h: Likewise.
3477 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3479 (spu_libgcc_shift_count_mode): New function.
3480 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3481 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3483 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3485 * tree-pretty-print.c: Include output.h.
3486 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3487 HOST_WIDE_INT_PRINT_DEC.
3488 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3490 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3492 PR rtl-optimization/33224
3493 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3494 to the analysed region.
3496 2007-08-31 Richard Guenther <rguenther@suse.de>
3498 * function.c (allocate_struct_function): Do not set
3499 current_function_returns_pointer.
3500 * function.h (struct var_refs_queue): Remove.
3501 (struct simple_obstack_stack): Likewise.
3502 (struct function): Remove fixup_var_refs_queue member.
3503 Remove returns_pointer flag.
3504 (current_function_returns_pointer): Remove define.
3506 2007-08-31 Nick Clifton <nickc@redhat.com>
3508 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3509 secondary keys in order to obtain a stable sort.
3511 2007-08-31 Nick Clifton <nickc@redhat.com>
3514 * config/m32r/constraints.md: Add W constraint for integer zero.
3515 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3516 Fix length calculation by using alternatives.
3518 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3520 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3521 split out from expand_binop.
3522 (avoid_expensive_constant): New function.
3523 (expand_binop_directly): Remove commutative_op argument and
3524 (expand_binop_directly): Remove commutative_op argument and
3525 call cummutative_optab_p instead. Do not change op0 or op1
3526 when swapping xop0 and xop1. Apply avoid_expensive_constant
3527 to each argument after potential swapping. Enforce the
3528 canonical order of commutative operands.
3529 (expand_binop): Use shift_optab_p and commutative_optab_p.
3530 Update the calls to expand_binop_directly. Only force constants
3531 into registers when widening an operation. Only swap operands
3532 once a direct expansion has been rejected.
3533 (expand_twoval_binop): Only force constants into registers when
3534 using a direct expansion.
3536 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3538 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3539 (sched_analyze_insn): Don't postprocess speculative dependencies when
3540 target has no scheduling.
3541 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3542 'uninitialized' warning.
3544 2007-08-31 Richard Guenther <rguenther@suse.de>
3546 * tree.c (build_complex_type): Always set TYPE_NAME for
3549 2007-08-31 Olivier Hainque <hainque@adacore.com>
3551 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3552 internal macro. Default alignment factor for csect directives, chosen
3553 to match what BIGGEST_ALIGNMENT allows.
3554 (DATA_SECTION_ASM_OP): Use it.
3555 * config/rs6000/rs6000.c
3556 (rs6000_xcoff_output_readonly_section_asm_op):
3557 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3558 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3560 2007-08-31 Olivier Hainque <hainque@adacore.com>
3562 * dbxout.c (dbxout_block): Move declaration within the first
3563 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3564 block to include the definition, together with the associated
3567 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3568 Revital Eres <eres@il.ibm.com>
3570 * doc/invoke.texi (-mpaired): Document flag.
3571 * config.gcc: Include paired.h in powerpc extra_headers and
3572 750cl.h in powerpc-*-linux*paired*.
3573 * config/rs6000/rs6000.opt (-mpaired): New flag.
3574 * config/rs6000/rs6000.c (paired_init_builtins,
3575 paired_expand_builtin, paired_expand_lv_builtin,
3576 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3577 New functions to support the paired single builtin functions.
3578 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3579 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3581 (bdesc_paired_preds): New structure for paired predicate
3583 (rs6000_expand_builtin): Expand paired single builtins.
3584 (rs6000_init_builtins): Init paired single builtins.
3585 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3586 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3587 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3588 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3589 (rs6000_vector_mode_supported_p): Support paired vector mode.
3590 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3591 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3593 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3594 (DATA_ALIGNMENT): Likewise.
3595 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3596 (rs6000_builtins): Add PAIRED builtins.
3597 * config/rs6000/rs6000.md: Include paired.md.
3598 * config/rs6000/paired.h: New.
3599 * config/rs6000/paired.md: New.
3600 * config/rs6000/750cl.h: New.
3601 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3603 2007-08-30 Ollie Wild <aaw@google.com>
3605 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3606 * gcc.c (default_compilers): Add -fno-directives-only to
3607 @assembler-with-cpp.
3609 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3613 * regclass.c (initial_fixed_regs): Revert previous change and make
3615 (initial_call_used_regs): Likewise.
3616 (initial_call_really_used_regs): Delete, reverting previous addition.
3617 (initial_reg_names): Likewise.
3618 (init_reg_sets): Revert previous change.
3619 (saved_fixed_regs): New.
3620 (saved_call_used_regs): New.
3621 (saved_call_really_used_regs): New.
3622 (saved_reg_names): New.
3623 (save_register_info): New.
3624 (restore_register_info): New.
3625 (init_reg_sets_1): Replace reset of register info with call to
3626 restore_register_info.
3627 * rtl.h (save_register_info): Declare.
3628 * toplev.c (backend_init): Call save_register_info.
3630 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3632 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3633 from the original statement.
3635 2007-08-30 Chao-ying Fu <fu@mips.com>
3637 * c-lex.c (interpret_fixed): Declare.
3638 (interpret_float): Process _Fract and _Accum.
3639 (interpret_fixed): New function.
3640 * final.c (output_addr_const): Process CONST_FIXED.
3641 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3642 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3644 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3646 (simplify_immed_subreg): Support CONST_FIXED.
3647 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3648 (simplify_subreg): Support CONST_FIXED.
3650 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3652 * config/rs6000/ppu_intrinsics.h: New file.
3653 * config.gcc (powerpc*-*-* <extra_headers>): Install
3656 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3658 * cfg.c (dump_flow_info): Change to also print entry and exit
3660 * print-rtl.c (print_rtl_single): Allow to print rtl with
3663 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3665 * df-core.h (df_dump_region): New function.
3666 * df.h (df_dump_region): New function.
3667 * loop-invariant.c (find_defs): Add call to df_dump_region.
3668 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3671 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3674 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3675 true if any of the compare_section_name calls returned true,
3676 rather than if any returned false.
3678 2007-08-30 Richard Guenther <rguenther@suse.de>
3680 PR tree-optimization/33199
3681 * tree-ssa-structalias.c (handle_lhs_call): New function.
3682 (find_func_aliases): In non-IPA mode make sure that for
3683 calls that return a pointer we add a constraint for the
3684 result to point to anything.
3686 2007-08-30 Richard Guenther <rguenther@suse.de>
3688 * doc/invoke.texi (-mveclibabi): Document new target option.
3689 * config/i386/i386.opt (-mveclibabi): New target option.
3690 * config/i386/i386.c (ix86_veclib_handler): Handler for
3691 vectorization library support.
3692 (override_options): Handle the -mveclibabi option, initialize
3693 the vectorization library handler.
3694 (ix86_builtin_vectorized_function): As fallback call the
3695 vectorization library handler, if set.
3696 (ix86_veclibabi_acml): New static function for ACML ABI style
3697 vectorization support.
3699 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3701 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
3702 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
3703 SImode and update m. Don't run gen_lowpart_common on arbitrary
3704 memory address, force it to register first.
3707 * dce.c (dce_process_block): Don't delete setters of
3708 artificially used registers.
3710 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3712 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
3713 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
3714 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
3716 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3718 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
3720 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
3721 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
3723 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3725 * system.h: Activate -Wcast-qual as warning-only.
3727 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
3730 * config/rs6000/rs6000.c (compare_section_name): New function.
3731 (rs6000_elf_in_small_data_p): Compare section prefixes instead
3734 2007-08-29 Olivier Hainque <hainque@adacore.com>
3736 * xcoffout.c: #include debug.h.
3737 * Makefile.in (xcoffout.o): Add debug.h dependency.
3739 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
3741 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3742 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
3744 2007-08-29 Richard Guenther <rguenther@suse.de>
3746 * tree-pretty-print.c (dump_generic_node): Print
3747 label DECL_UID as D.%u.
3748 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
3750 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3752 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
3753 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
3755 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
3758 * tree.c (build_type_attribute_qual_variant): Set canonical types
3759 on the final, unqualified attribute variant before building the
3762 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3764 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
3765 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
3767 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3770 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3771 * config/bfin/bfin.md (composev2hi): Put operands into vector
3774 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3776 * config/bfin/bfin.md (composev2hi): Put operands into vector
3779 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3781 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
3782 attribute when appropriate.
3783 (bfin_handle_l1_text_attribute): New.
3784 (bfin_handle_l1_data_attribute): New.
3785 (bfin_attribute_table): Add attributes: l1_text, l1_data,
3786 l1_data_A and l1_data_B.
3787 * doc/extend.texi (node Function Attributes): Document l1_text
3789 (Variable Attributes): Add Blackfin subsection. Document l1_data,
3790 l1_data_A and l1_data_B variable attributes.
3792 2007-08-28 Jie Zhang <jie.zhang@analog.com>
3794 * config/bfin/bfin.opt (minline-plt): Add.
3795 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
3796 call to global functions.
3797 * doc/invoke.texi (Option Summary): Mention -minline-plt.
3798 (Blackfin Options): Document -minline-plt.
3800 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3802 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
3803 given a non-function.
3804 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
3806 2007-08-28 DJ Delorie <dj@redhat.com>
3808 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
3810 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3812 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
3814 2007-08-28 Richard Guenther <rguenther@suse.de>
3816 * tree.h (struct tree_function_decl): Increase size of
3817 function_code bitfield.
3819 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3820 Kazu Hirata <kazu@codesourcery.com>
3822 * gcc/config/m68k/linux.h
3823 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
3824 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
3825 (m68k_return_in_memory): New.
3826 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
3829 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
3832 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3833 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
3834 operand) when top VEC_SELECT extracts scalar element.
3835 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
3836 (*vec_extract_v4sf_mem): Ditto.
3838 2007-08-28 Jakub Jelinek <jakub@redhat.com>
3841 * passes.c (init_optimization_passes): Move pass_df_finish
3842 after pass_postreload sublist.
3844 PR rtl-optimization/33148
3845 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
3846 (neg (lt X 0)) if X has scalar int mode.
3849 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
3850 initializer, use build_vector_from_ctor if possible to create
3851 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
3852 even after this, return NULL.
3854 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
3856 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
3858 2007-08-28 Richard Guenther <rguenther@suse.de>
3860 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
3861 (struct tree_function_decl): Make function_code a bitfield.
3862 Add disregard_inline_limits flag.
3863 * cgraphunit.c (cgraph_process_new_functions): Check
3864 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
3865 (cgraph_preserve_function_body_p): Likewise.
3866 * ipa-inline.c (compute_inline_parameters): Likewise.
3867 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
3868 for GNU C extern inline functions.
3869 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
3870 * tree-inline.c (disregard_inline_limits_p): Remove.
3871 * tree-inline.h (disregard_inline_limits_p): Likewise.
3872 * c-common.c (handle_always_inline_attribute): Set
3873 DECL_DISREGARD_INLINE_LIMITS.
3874 * langhooks.c (add_builtin_function): Verify the function code
3875 fits in the bitfield.
3877 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
3878 Vladimir Yanovsky <yanov@il.ibm.com>
3879 Revital Eres <eres@il.ibm.com>
3880 Andrey Belevantsev <abel@ispras.ru>
3882 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
3884 * modulo-sched.c: Add documentation regarding do-loop.
3885 (doloop_register_get): Change number of arguments to support
3886 the new do-loop pattern and check whether COUNT_REG has no other
3887 occurences in the loop besides in the control part.
3888 (duplicate_insns_of_cycles): Do not duplicate the insn which
3889 changes count_reg as it is already adjusted.
3890 (generate_prolog_epilog): New argument to support the new
3891 do-loop pattern. Change the subtract instruction to use
3892 expand_simple_binop. Call duplicate_insns_of_cycles with new
3894 (sms_schedule): Call doloop_register_get and
3895 generate_prolog_epilog with new argument. Do not handle loops
3896 with single sets insns with subreg in their lhs.
3897 * loop-doloop.c (doloop_optimize): Support for another do-loop
3899 (doloop_condition_get): Gets an instruction instead of a pattern
3900 and change the return condition when the do-loop pattern is
3902 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
3903 deps when considering to not create edges.
3905 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
3907 * doc/extend.texi (gnu_inline funtion attribute): Document C++
3910 2007-08-27 Jason Merrill <jason@redhat.com>
3913 * gimplify.c (gimplify_modify_expr): Discard the assignment of
3914 zero-sized types after calling gimplify_modify_expr_rhs.
3916 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3918 * regclass.c (init_reg_autoinc): Fix typo.
3920 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
3922 Fix PR tree-optimization/33173
3923 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
3925 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
3928 * config/i386/i386.h (VALID_DFP_MODE_P): New.
3929 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
3932 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3933 David Ung <davidu@mips.com>
3934 Nigel Stephens <nigel@mips.com>
3936 Separate target-specific initialization from general
3937 back-end initialization.
3939 * toplev.c (init_alignments): New, split out from...
3940 (process_options): ...here.
3941 (backend_init_target): New, split out from...
3942 (backend_init): ...here.
3943 (lang_dependent_init_target): New, split out from...
3944 (lang_dependent_init): ...here.
3945 (target_reinit): New.
3946 * toplev.h (target_reinit): Declare.
3947 * expr.c (init_expr_target): Renamed from init_expr_once, since it
3948 now can be called more than once. Update comments.
3949 * expr.h (init_expr_target): Likewise.
3950 * alias.c (init_alias_target): Renamed from init_alias_once, since it
3951 now can be called more than once. Explicitly zero
3952 static_reg_base_value.
3953 * emit-rtl.c (init_emit_regs): New, split out from...
3954 (init_emit_once): Here.
3955 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
3956 non-const, so that changes from command-line arguments can overwrite
3957 values provided by the static initializers.
3958 (initial_call_really_used_regs): New, used similarly to the above.
3959 (initial_reg_names): Likewise.
3960 (last_mode_for_init_move_cost): Promoted function-local static to
3961 file-scope static to make it accessible outside init_move_cost.
3962 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
3963 Do not initialize inv_reg_alloc_order yet, either. Do initialize
3964 reg_names since it is needed for parsing command-line options.
3965 (init_move_cost): Use last_mode_for_init_move_cost instead of
3966 function-local static.
3967 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
3968 call_really_used_regs now. Reinitialize reg_names. Also
3969 initialize inv_reg_alloc_order. Zero reg_class_subunion and
3970 reg_class_superunion. Clear losing_caller_save_reg_set.
3971 Preserve global registers if called more than once. Reset
3972 move cost, may_move_in_cost, may_move_out_cost, and
3973 last_mode_for_init_move_cost.
3974 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
3975 can now be invoked more than once. Update comments.
3976 (init_regs): Update comments.
3977 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
3978 and initial_call_really_used_regs, instead of the non-initial
3979 variables. This allows us to save the command-line register settings
3980 after target reinitialization.
3981 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
3982 * rtl.h (init_emit_regs): Declare.
3983 (init_reg_modes_target, init_alias_target): Renamed as described
3985 * reload1.c (init_reload): Update comments.
3986 * optabs.c (init_optabs): Likewise.
3987 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
3989 2007-08-26 Chao-ying Fu <fu@mips.com>
3991 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
3994 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3996 * alias.c (memory_modified_1, memory_modified_in_insn_p):
3998 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4000 * bb-reorder.c (copy_bb_p): Likewise.
4001 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4002 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4003 block_ends_with_condjump_p): Likewise.
4004 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4005 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4006 block_ends_with_condjump_p): Likewise.
4007 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4008 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4009 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4010 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4011 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4012 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4013 debug_true_const_tree instad of debug_true_tree.
4014 * debug.c (do_nothing_debug_hooks): Likewise.
4015 * debug.h (ignore_block, debug_true_const_tree): Constify.
4016 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4017 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4018 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4019 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4020 dbx_reg_number, is_based_loc, field_type,
4021 simple_type_align_in_bits, simple_decl_align_in_bits,
4022 simple_type_size_in_bits, field_byte_offset, insert_float,
4023 type_tag, member_declared_type, is_redundant_typedef,
4024 secname_for_decl, is_inlined_entry_point): Likewise.
4025 * emit-rtl.c (const_next_insn, const_previous_insn,
4026 const_next_nonnote_insn, const_prev_nonnote_insn,
4027 const_next_real_insn, const_prev_real_insn,
4028 const_next_active_insn, const_prev_active_insn, const_next_label,
4029 const_prev_label): Likewise.
4030 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4032 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4033 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4034 sched_insn_is_legitimate_for_speculation_p): Likewise.
4035 * jump.c (reversed_comparison_code_parts,
4036 reversed_comparison_code, reversed_comparison, condjump_label):
4038 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4039 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4041 * rtl.h (const_previous_insn, const_next_insn,
4042 const_prev_nonnote_insn, const_next_nonnote_insn,
4043 const_prev_real_insn, const_next_real_insn,
4044 const_prev_active_insn, const_next_active_insn, const_prev_label,
4045 const_next_label, modified_between_p, modified_in_p,
4046 const_note_storeskeep_with_call_p, condjump_label,
4047 reversed_comparison, reversed_comparison_code,
4048 reversed_comparison_code_parts, memory_modified_in_insn_p,
4049 stack_regs_mentioned): Likewise.
4050 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4051 keep_with_call_p): Likewise.
4052 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4053 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4054 sd_lists_size, sd_lists_empty_p): Likewise.
4055 * sched-int.h (sched_insns_conditions_mutex_p,
4056 haifa_classify_insn, no_real_insns_p,
4057 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4058 sd_lists_size, sd_lists_empty_p): Likewise.
4059 * sdbout.c (sdb_debug_hooks): Likewise.
4060 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4061 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4062 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4064 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4065 tree_can_throw_internal): Likewise.
4066 * tree-flow-inline.h (phi_nodes): Likewise.
4067 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4068 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4069 * tree-gimple.c (const_get_call_expr_in): Likewise.
4070 * tree-gimple.h (const_get_call_expr_in): Likewise.
4071 * tree.c (const_lookup_attribute, attribute_list_equal,
4072 attribute_list_contained): Likewise.
4073 * tree.h (attribute_list_equal, attribute_list_contained,
4074 const_lookup_attribute): Likewise.
4075 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4077 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4079 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4080 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4082 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4085 * config/alpha/constraints.md: Delete "svn:mime-type" property
4086 with svn propdel "svn:mime-type".
4088 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4091 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4092 non NOTE insn doesn't cross basic block.
4093 (noce_try_abs): Likewise.
4094 (noce_process_if_block): Likewise.
4096 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4099 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4100 operand without auto-inc-dec.
4101 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4102 offsettable_mem_operand.
4103 (floatunssidf2_internal): Same.
4104 (fix_truncdfsi2_internal): Same.
4105 (floatsidf_ppc64): Same.
4106 (floatunssidf_ppc64): Same.
4107 (fix_trunctfsi2_internal): Same.
4109 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4112 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4113 pass defines needed for version.c.
4115 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4117 * configure.ac (--debug-prefix-map check): Change assembler
4118 version presumed to have feature to 2.18.
4119 * configure: Regenerate.
4121 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4123 * c-common.c (vector_types_convertible_p,
4124 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4125 self_promoting_args_p): Constify.
4126 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4127 c_promoting_integer_type_p, self_promoting_args_p,
4128 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4129 * c-decl.c (anon_aggr_type_p): Likewise.
4130 * * c-dump.c (dump_stmt): Likewise.
4131 * c-objc-common.c (has_c_linkage): Likewise.
4132 * c-tree.h (same_translation_unit_p): Likewise.
4133 * c-typeck.c (null_pointer_constant_p,
4134 tagged_types_tu_compatible_p, function_types_compatible_p,
4135 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4136 comptypes_internal, struct tagged_tu_seen_cache,
4137 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4138 c_size_in_bytes): Likewise.
4139 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4140 hash_ptr, eq_ptr): Likewise.
4141 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4142 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4143 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4144 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4146 * optabs.c (optab_for_tree_code): Likewise.
4147 * optabs.h (optab_for_tree_code): Likewise.
4148 * rtl.h (simplify_rtx): Likewise.
4149 * simplify-rtx.c (simplify_rtx): Likewise.
4150 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4151 dump_flag, dump_node): Likewise.
4152 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4153 queue_and_dump_type, dump_flag): Likewise.
4154 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4155 * tree-pass.h (dump_node): Likewise.
4156 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4157 supportable_narrowing_operation): Likewise.
4158 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4159 supportable_narrowing_operation): Likewise.
4160 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4161 is_negative_overflow_infinity, is_positive_overflow_infinity,
4162 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4163 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4164 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4165 ssa_name_nonzero_p, fp_predicate): Likewise.
4166 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4167 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4168 ssa_name_nonnegative_p): Likewise.
4170 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4172 * config.gcc : Add x86_64-elf target.
4174 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4176 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4178 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4179 Nigel Stephens <nigel@mips.com>
4183 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4184 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4185 * expr.c (SET_BY_PIECES_P): Define.
4186 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4187 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4188 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4190 * expr.h (SET_RATIO): Define.
4191 (can_store_by_pieces, store_by_pieces): Update prototypes.
4192 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4193 can_store_by_pieces/store_by_pieces.
4194 (expand_builtin_memcpy_args): Likewise.
4195 (expand_builtin_strncpy): Likewise.
4196 (expand_builtin_memset_args): Likewise. Also remove special case
4197 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4198 decide what to do instead.
4199 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4200 to can_store_by_pieces.
4202 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4203 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4205 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4206 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4207 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4208 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4209 (STORE_BY_PIECES_P): Define.
4211 2007-08-24 Tom Tromey <tromey@redhat.com>
4213 * varpool.c (varpool_last_needed_node): Fix comment typo.
4214 * c-decl.c (duplicate_decls): Fix comment typo.
4215 (clone_underlying_type): Update comment.
4217 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4219 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4220 alpha_in_small_data_p, alpha_split_complex_arg,
4221 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4223 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4224 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4226 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4227 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4228 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4229 * config/darwin.c (darwin_binds_local_p): Likewise.
4230 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4232 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4233 i386_pe_valid_dllimport_attribute_p): Likewise.
4234 * config/i386/i386.c (ix86_function_regparm,
4235 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4236 x86_can_output_mi_thunk, ix86_mangle_type,
4237 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4238 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4239 i386_pe_binds_local_p): Likewise.
4240 * config/ia64/ia64.c
4241 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4242 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4243 ia64_invalid_conversion, ia64_invalid_unary_op,
4244 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4246 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4247 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4248 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4249 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4250 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4251 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4252 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4253 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4254 * config/pa/pa.c (pa_commutative_p): Likewise.
4255 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4257 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4258 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4259 rs6000_use_blocks_for_constant_p,
4260 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4261 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4262 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4263 * config/s390/s390.c (s390_mangle_type,
4264 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4266 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4267 th_in_small_data_p): Likewise.
4268 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4269 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4271 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4272 sparc_mangle_type): Likewise.
4273 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4274 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4275 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4277 * hooks.c (hook_bool_mode_const_rtx_false,
4278 hook_bool_mode_const_rtx_true,
4279 hook_bool_const_tree_hwi_hwi_const_tree_false,
4280 hook_bool_const_tree_hwi_hwi_const_tree_true,
4281 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4282 hook_constcharptr_const_tree_null,
4283 hook_constcharptr_const_rtx_null,
4284 hook_constcharptr_const_tree_const_tree_null,
4285 hook_constcharptr_int_const_tree_null,
4286 hook_constcharptr_int_const_tree_const_tree_null): New.
4287 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4288 hook_bool_tree_hwi_hwi_tree_false,
4289 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4290 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4291 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4292 hook_constcharptr_int_tree_null,
4293 hook_constcharptr_int_tree_tree_null): Delete.
4294 (default_can_output_mi_thunk_no_vcall): Constify.
4295 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4296 hook_bool_tree_hwi_hwi_tree_false,
4297 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4298 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4299 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4300 hook_constcharptr_int_tree_null,
4301 hook_constcharptr_int_tree_tree_null): Delete.
4302 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4303 hook_bool_const_tree_hwi_hwi_const_tree_false,
4304 hook_bool_const_tree_hwi_hwi_const_tree_true,
4305 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4306 hook_constcharptr_const_tree_null,
4307 hook_constcharptr_const_rtx_null,
4308 hook_constcharptr_const_tree_const_tree_null,
4309 hook_constcharptr_int_const_tree_null,
4310 hook_constcharptr_int_const_tree_const_tree_null): New.
4311 (default_can_output_mi_thunk_no_vcall): Constify.
4312 * integrate.c (function_attribute_inlinable_p): Likewise.
4313 * integrate.h (function_attribute_inlinable_p): Likewise.
4314 * jump.c (rtx_renumbered_equal_p): Likewise.
4315 * output.h (decl_readonly_section, categorize_decl_for_section,
4316 default_use_anchors_for_symbol_p, default_binds_local_p,
4317 default_binds_local_p_1): Likewise.
4318 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4320 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4321 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4322 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4323 TARGET_COMP_TYPE_ATTRIBUTES,
4324 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4325 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4326 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4327 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4328 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4329 * target.h (can_output_mi_thunk, needs_block_p,
4330 first_cycle_multipass_dfa_lookahead_guard_spec,
4331 vector_alignment_reachable, comp_type_attributes,
4332 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4333 commutative_p, use_blocks_for_constant_p,
4334 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4335 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4336 invalid_within_doloop, valid_dllimport_attribute_p,
4337 split_complex_arg, invalid_arg_for_unprototyped_fn,
4338 invalid_conversion, invalid_unary_op, invalid_binary_op):
4340 * targhooks.c (default_invalid_within_doloop,
4341 hook_invalid_arg_for_unprototyped_fn,
4342 default_builtin_vector_alignment_reachable): Likewise.
4343 (hook_bool_rtx_commutative_p): Delete.
4344 (hook_bool_const_rtx_commutative_p): New.
4345 * targhooks.h (default_invalid_within_doloop,
4346 default_builtin_vector_alignment_reachable,
4347 hook_invalid_arg_for_unprototyped_fn): Constify.
4348 (hook_bool_rtx_commutative_p): Delete.
4349 (hook_bool_const_rtx_commutative_p): New.
4350 * varasm.c (bss_initializer_p, decl_default_tls_model,
4351 categorize_decl_for_section, decl_readonly_section,
4352 default_use_anchors_for_symbol_p, default_binds_local_p,
4353 default_binds_local_p_1): Constify.
4355 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4357 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4358 __NO_BUILTIN if -fno-builtin.
4360 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4362 * config/bfin/bfin.c (print_operand): Report error instead of
4363 ICE for wrong operand.
4365 2007-08-24 Michael Matz <matz@suse.de>
4367 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4369 2007-08-24 Richard Guenther <rguenther@suse.de>
4372 * tree-ssa.c (useless_type_conversion_p): Split into a
4373 recursive and a non-recursive part.
4374 (useless_type_conversion_p_1): New function.
4375 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4376 from maybe_fold_offset_to_reference is trivially convertible
4377 to the desired type before doing the simplification.
4379 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4381 * expr.c (store_expr): Optimize initialization of an array
4383 * expr.h (builtin_strncpy_read_str): New prototype.
4384 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4387 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4390 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4391 field when initializing if_info structure.
4393 2007-08-24 Richard Guenther <rguenther@suse.de>
4395 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4397 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4398 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4399 * tree-inline.c (inlinable_function_p): Fold in common parts of
4400 the cannot_inline_tree_fn langhook.
4401 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4402 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4403 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4404 cannot_inline_tree_fn langhook.
4405 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4406 cannot_inline_tree_fn member.
4408 2007-08-24 Richard Guenther <rguenther@suse.de>
4410 * expr.c (get_inner_reference): Do computation of bitoffset
4411 from offset in a way we can detect overflow reliably.
4413 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4415 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4417 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4419 * config/bfin/bfin.opt (mfast-fp): Add.
4420 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4421 libbffastfp override libgcc if -mfast-fp.
4422 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4423 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4424 (Blackfin Options): Document -mfast-fp.
4426 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4428 PR tree-optimization/32573
4430 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4431 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4432 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4433 (build_classic_dist_vector): Return false rather than true if
4434 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4435 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4436 returned false. Don't call save_dist_v before calling
4437 build_classic_dist_vector_1.
4438 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4439 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4440 DDR_DIR_VECTS vectors.
4442 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4444 * configure.ac (leb128): Modify sed statement to work with any
4445 binutils version string.
4446 * configure: Regenerate
4448 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4450 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4451 Wrap in RTX_CODE macro guard.
4452 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4453 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4454 arm_mark_dllimport, arm_pe_encode_section_info,
4455 arm_pe_unique_section): Use ISO-C function declarations.
4456 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4457 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4458 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4460 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4461 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4463 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4465 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4466 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4467 (register_move_cost): Use ISO-C function declarations.
4468 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4469 * config/score/score-protos.h (score_declare_object): Add
4471 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4473 * final.c (profile_function): Avoid empty if-bodies.
4476 * calls.c (must_pass_in_stack_var_size,
4477 must_pass_in_stack_var_size_or_pad): Constify.
4478 * config/alpha/alpha-protos.h (function_value): Likewise.
4479 * config/alpha/alpha.c (alpha_return_in_memory,
4480 alpha_pass_by_reference, function_value,
4481 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4482 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4484 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4485 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4486 TARGET_PROMOTE_PROTOTYPES): Likewise.
4487 * config/arm/arm-protos.h (arm_return_in_memory,
4488 arm_pad_arg_upward, arm_function_value): Likewise.
4489 * config/arm/arm.c (arm_pass_by_reference,
4490 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4491 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4492 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4494 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4495 * config/avr/avr-protos.h (avr_function_value): Likewise.
4496 * config/avr/avr.c (avr_return_in_memory,
4497 gas_output_limited_string, gas_output_ascii, avr_function_value,
4498 avr_return_in_memory): Likewise.
4499 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4500 * config/bfin/bfin.c (bfin_pass_by_reference,
4501 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4502 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4504 * config/cris/cris.c (cris_pass_by_reference,
4505 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4506 * config/crx/crx.c (crx_return_in_memory): Likewise.
4507 * config/darwin.c (function_base, machopic_function_base_name):
4509 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4510 TARGET_PROMOTE_PROTOTYPES): Likewise.
4511 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4512 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4513 * config/i386/i386-protos.h (ix86_return_in_memory,
4514 ix86_sol10_return_in_memory): Likewise.
4515 * config/i386/i386.c (ix86_function_value,
4516 ix86_function_sseregparm, ix86_must_pass_in_stack,
4517 type_natural_mode, classify_argument, examine_argument,
4518 construct_container, ix86_pass_by_reference, function_value_32,
4519 function_value_64, ix86_function_value_1, return_in_memory_32,
4520 return_in_memory_64, return_in_memory_ms_64,
4521 ix86_return_in_memory, ix86_sol10_return_in_memory,
4522 TARGET_PROMOTE_PROTOTYPES): Likewise.
4523 * config/ia64/ia64-protos.h (ia64_function_value,
4524 ia64_hpux_function_arg_padding): Likewise.
4525 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4526 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4527 ia64_hpux_function_arg_padding): Likewise.
4528 * config/iq2000/iq2000-protos.h (function_arg,
4529 iq2000_function_value): Likewise.
4530 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4531 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4532 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4533 function_arg, iq2000_function_value): Likewise.
4534 * config/m32c/m32c-protos.h (m32c_function_value,
4535 m32c_promote_function_return): Likewise.
4536 * config/m32c/m32c.c (m32c_pass_by_reference,
4537 m32c_promote_prototypes, m32c_promote_function_return,
4538 m32c_function_value): Likewise.
4539 * config/m32r/m32r.c (m32r_return_in_memory,
4540 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4541 m32r_in_small_data_p): Likewise.
4542 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4544 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4545 m68hc11_function_arg_padding): Likewise.
4546 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4547 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4548 m68k_function_value): Likewise.
4549 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4550 mcore_function_value): Likewise.
4551 * config/mcore/mcore.c (handle_structs_in_regs,
4552 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4553 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4554 mcore_num_arg_regs, mcore_function_value): Likewise.
4555 * config/mips/mips-protos.h (mips_pad_arg_upward,
4556 mips_function_value): Likewise.
4557 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4558 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4559 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4560 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4561 mips_function_value): Likewise.
4562 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4564 * config/mmix/mmix.c (mmix_pass_by_reference,
4565 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4566 mmix_encode_section_info): Likewise.
4567 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4569 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4570 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4571 mn10300_function_value): Likewise.
4572 * config/mt/mt-protos.h (mt_function_value): Likewise.
4573 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4574 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4575 * config/pa/pa-protos.h (function_arg_padding, function_value,
4576 pa_return_in_memory): Likewise.
4577 * config/pa/pa.c (pa_pass_by_reference,
4578 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4579 function_arg_padding, function_value, pa_return_in_memory):
4581 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4582 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4583 function_arg_padding): Likewise.
4584 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4585 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4586 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4587 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4588 function_arg_padding, altivec_expand_dst_builtin,
4589 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4590 altivec_init_builtins, rs6000_common_init_builtins,
4591 rs6000_function_value): Likewise.
4592 * s390/s390-protos.h (s390_function_value): Likewise.
4593 * config/s390/s390.c (s390_function_arg_size,
4594 s390_pass_by_reference, s390_return_in_memory,
4595 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4596 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4597 * config/score/score-protos.h (score_function_value): Likewise.
4598 * config/score/score.c (score_arg_partial_bytes,
4599 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4600 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4601 score_pass_by_reference, score_add_offset, score_function_value):
4603 * config/sh/sh-protos.h (sh_attr_renesas_p,
4604 sh_promote_prototypes): Likewise.
4605 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4606 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4607 sh_attr_renesas_p): Likewise.
4608 * config/sparc/sparc-protos.h (function_value,
4609 function_arg_padding): Likewise.
4610 * config/sparc/sparc.c (sparc_promote_prototypes,
4611 sparc_return_in_memory, sparc_pass_by_reference,
4612 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4613 function_arg_record_value_2, function_arg_record_value_1,
4614 function_arg_record_value, function_arg_record_value,
4615 function_arg_padding, function_value): Likewise.
4616 * config/spu/spu-protos.h (spu_function_value): Likewise.
4617 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4618 spu_function_value): Likewise.
4619 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4621 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4622 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4623 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4625 * config/v850/v850.c (v850_return_in_memory,
4626 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4627 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4628 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4629 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4630 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4632 * explow.c (promote_mode, hard_function_value): Likewise.
4633 * expr.h (hard_function_value, promote_mode): Likewise.
4634 * function.c (aggregate_value_p): Likewise.
4635 * hooks.c (hook_bool_const_tree_true): New.
4636 * hooks.h (hook_bool_const_tree_true): New.
4637 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4638 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4639 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4640 TARGET_RETURN_IN_MSB): Likewise.
4641 * target.h (promote_function_args, promote_function_return,
4642 promote_prototypes, return_in_memory, return_in_msb,
4643 pass_by_reference, must_pass_in_stack, callee_copies,
4644 function_value): Likewise.
4645 * targhooks.c (default_return_in_memory,
4646 hook_pass_by_reference_must_pass_in_stack,
4647 hook_callee_copies_named,
4648 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4649 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4650 default_function_value): Likewise.
4651 * targhooks.h (default_return_in_memory,
4652 hook_pass_by_reference_must_pass_in_stack,
4653 hook_callee_copies_named,
4654 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4655 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4656 default_function_value): Likewise.
4657 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4658 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4659 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4660 * tree.c (needs_to_live_in_memory): Likewise.
4661 * tree.h (struct tree_type, needs_to_live_in_memory,
4662 aggregate_value_p, must_pass_in_stack_var_size,
4663 must_pass_in_stack_var_size_or_pad): Likewise.
4664 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4665 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4666 lookup_filename): Likewise.
4668 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4671 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4672 fake fcomi i387 instruction for !TARGET_CMOVE.
4673 (ix86_expand_branch): Expand natural sequence with one jump for
4674 all targets, not only TARGET_CMOVE.
4675 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4676 pattern to implement fake fcomi sequence. Split instruction after
4677 reload to correct compare sequences.
4678 (*cmpfp_xf_cc): Ditto.
4679 (*cmpfp_<mode>_cc): Ditto.
4680 (*cmpfp_u_cc): Ditto.
4681 (*cmpfp_<mode>_cc): Ditto.
4683 2007-08-23 Richard Guenther <rguenther@suse.de>
4685 * tree-pretty-print.c (dump_generic_node): Annotate
4686 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4688 2007-08-23 Richard Guenther <rguenther@suse.de>
4690 * builtins.c (expand_builtin_mathfn): Wrap argument in
4691 save_expr directly instead of re-building the call.
4692 (expand_builtin_mathfn_2): Likewise.
4693 (expand_builtin_mathfn_3): Likewise.
4694 (expand_builtin_interclass_mathfn): Likewise.
4695 (expand_builtin_int_roundingfn): Set arg.
4696 (expand_builtin_int_roundingfn_2): Likewise.
4698 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
4700 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
4701 *sse_nand<mode>3, *sse_xor<mode>3): New.
4703 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4705 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4706 * config/i386/i386.c (print_operand): Handle ';' code. Output
4707 semicolon for TARGET_MACHO.
4708 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
4709 emit semicolon after 'lock' prefix.
4710 (sync_double_compare_and_swap<mode>): Ditto.
4711 (*sync_double_compare_and_swapdi_pic): Ditto.
4712 (*sync_compare_and_swap_cc<mode>): Ditto.
4713 (sync_double_compare_and_swap_cc<mode>): Ditto.
4714 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4715 (sync_old_add<mode>): Ditto.
4716 (sync_add<mode>): Ditto.
4717 (sync_sub<mode>): Ditto.
4718 (sync_ior<mode>): Ditto.
4719 (sync_and<mode>): Ditto.
4720 (sync_xor<mode>): Ditto.
4722 2007-08-22 Chao-ying Fu <fu@mips.com>
4724 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
4726 (copy_rtx): Handle CONST_FIXED.
4727 (rtx_equal_p): Likewise.
4728 * rtl.h (fixed_value.h): New include.
4729 (rtx_def): Add a new field of fixed_value to u.
4730 (XCNMPFV): Define for accessing fixed_value.
4731 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
4733 * rtl.def (CONST_FIXED): New constant.
4734 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
4735 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
4736 US_ASHIFT): New codes.
4737 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
4738 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
4739 unsigned_fract_convert, unsigned_sat_fract): Document them.
4740 * varasm.c (assemble_integer): Extend to support fixed-point constants
4741 by using different machine classes.
4742 (decode_addr_const): Handle FIXED_CST.
4743 (const_hash_1): Likewise.
4744 (compare_constant): Likewise.
4745 (copy_constant): Likewise.
4746 (const_rtx_hash_1): Handle CONST_FIXED.
4747 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4748 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4750 (initializer_constant_valid_p): Handle FIXED_CST.
4751 (output_constant): Support FIXED_POINT_TYPE.
4752 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
4753 * cse.c (hash_rtx): Support CONST_FIXED.
4754 (exp_equiv_p): Likewise.
4755 (cannon_reg): Likewise.
4756 (fold_rtx): Likewise.
4757 (equiv_constant): Likewise.
4758 (cse_process_notes_1): Likewise.
4759 (count_reg_usage): Likewise.
4760 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
4761 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
4762 (wrap_constant): Check CONST_FIXED.
4763 (cselib_hash_rtx): Support CONST_FIXED.
4764 (cselib_subst_to_values): Likewise.
4765 * df-scan.c (df_uses_record): Likewise.
4766 * gcse.c (want_to_gcse_p): Likewise.
4767 (oprs_unchanged_p): Likewise.
4768 (oprs_not_set_p): Likewise.
4769 (compute_transp): Likewise.
4770 (extract_mentioned_regs_helper): Likewise.
4771 * genemit.c (gen_exp): Likewise.
4772 * local-alloc.c (equiv_init_varies_p): Likewise.
4773 (contains_replace_regs): Likewise.
4774 (memref_referenced_p): Likewise.
4775 * loop-invariant.c (check_maybe_invariant): Likewise.
4776 (hash_invariant_expr_1): Likewise.
4777 (invariant_expr_equal_p): Likewise.
4778 * postreload-gcse.c (oprs_unchanged_p): Likewise.
4779 * regclass.c (reg_scan_mark_refs): Likewise.
4780 * regrename.c (scan_rtx): Likewise.
4781 * resource.c (mark_referenced_resources): Likewise.
4782 (mark_set_resources): Likewise.
4783 * rtlanal.c (rtx_unstable_p): Likewise.
4784 (rtx_varies_p): Likewise.
4785 (count_occurrences): Likewise.
4786 (reg_mentioned_p): Likewise.
4787 (modified_between_p): Likewise.
4788 (modified_in_p): Likewise.
4789 (volatile_insn_p): Likewise.
4790 (volatile_refs_p): Likewise.
4791 (side_effects_p): Likewise.
4792 (may_trap_p_1): Likewise.
4793 (inequality_comparisons_p): Likewise.
4794 (computed_jump_p_1): Likewise.
4795 (commutative_operand_precedence): Likewise.
4796 * sched-deps.c (sched_analyze_2): Likewise.
4797 * sched-vis.c (print_value): Likewise.
4798 * reload.c (operands_match_p): Likewise.
4799 (subst_reg_equivs): Likewise.
4800 * reload1.c (eliminate_regs_1): Likewise.
4801 (elimination_effects): Likewise.
4802 (scan_paradoxical_subregs): Likewise.
4803 * alias.c (rtx_equal_for_memref_p): Likewise.
4804 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
4805 * emit-rtl.c (const_fixed_htab): New hash table.
4806 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
4808 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
4809 const_fixed_from_fixed_value): New functions.
4810 (verify_rtx_sharing): Handle CONST_FIXED.
4811 (copy_rtx_if_shared_1): Likewise.
4812 (reset_used_flags): Likewise.
4813 (set_used_flags): Likewise.
4814 (copy_insn_1): Likewise.
4815 (init_emit_once): Create const_fixed_htab.
4816 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
4818 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
4820 PR tree-optimization/32949
4821 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
4822 before failing for ivs with non-constant step.
4824 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
4826 * doc/md.texi (Iterators): Renamed from Macros. All contents
4827 changed to reflect rename of respectively define_code_macro and
4828 define_mode_macro to define_code_iterator and define_mode_iterator.
4829 (Mode Iterators, Code Iterators): Similar.
4830 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
4831 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
4832 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
4833 (initialize_iterators, find_iterator, check_code_iterator)
4834 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
4835 (read_mapping, read_rtx_1): Similar.
4836 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
4837 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
4838 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
4839 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
4840 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
4841 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
4842 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
4843 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
4844 config/rs6000/sync.md, config/rs6000/rs6000.md,
4845 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
4846 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
4847 config/vax/vax.md, config/bfin/bfin.md: Similar.
4849 2007-08-22 David Daney <ddaney@avtrex.com>
4851 * doc/install.texi (Testing): Mention testing on a simulator.
4853 2007-08-22 Janis Johnson <janis187@us.ibm.com>
4855 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
4857 * doc/libgcc.texi (Decimal float library routines): Fix formatting
4858 and rearrange floating point conversion functions into different
4861 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4863 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
4864 dfa_post_advance_cycle): New scheduler hooks.
4865 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4866 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
4868 (TARGET_SCHED): Use them.
4869 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4870 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
4871 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
4873 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
4874 function to facilitate debugging.
4875 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
4876 (output_insn_has_dfa_reservation_p): New static function to output
4877 insn_has_dfa_reservation_p ().
4878 (write_automata): Use it.
4879 * genattr.c (main): Output declaration for
4880 insn_has_dfa_reservation_p ().
4882 2007-08-22 Christian Bruel <christian.bruel@st.com>
4883 Richard Guenther <rguenther@suse.de>
4885 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
4886 * simplify_rtx (simplify_binary_operation_1): Likewise.
4888 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
4890 PR rtl-optimization/32557
4891 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
4892 of REGNO (mws->mw_reg).
4894 2007-08-22 Richard Guenther <rguenther@suse.de>
4897 * builtins.c (expand_builtin_int_roundingfn): Replace call
4898 argument wrapped with SAVE_EXPR directly.
4899 (expand_builtin_int_roundingfn_2): Likewise.
4901 2007-08-22 Richard Guenther <rguenther@suse.de>
4903 * tree-inline.c (inlinable_function_p): Restore disregarding
4904 inline limits for GNU extern inline functions.
4906 2007-08-22 Richard Guenther <rguenther@suse.de>
4909 * tree.c (host_integerp): Treat sizetype as signed as it is
4912 2007-08-21 Ian Lance Taylor <iant@google.com>
4914 PR tree-optimization/33134
4915 * tree-vrp.c (adjust_range_with_scev): Call
4916 set_value_range_to_value.
4918 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4920 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
4923 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4925 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
4928 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
4930 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
4931 cases to set eight bytes at a time.
4932 (expand_block_move): Likewise.
4934 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4937 * dwarf2out.c (gen_decl_die): Don't call
4938 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
4940 2007-08-21 Paul Brook <paul@codesourcery.com>
4941 Nathan Sidwell <nathan@codesourcery.com>
4942 Mark Mitchell <mark@codesourcery.com>
4943 Joseph Myers <joseph@codesourcery.com>
4945 * configure.ac: Add --with-pkgversion and --with-bugurl.
4946 * configure: Regenerate.
4947 * doc/install.texi: Document them.
4948 * version.c (version_string): Remove VERSUFFIX.
4949 (VERSUFFIX): Remove.
4950 (pkgversion_string): New.
4951 (bug_report_url): Do not hard-code initializer.
4952 * version.h (pkgversion_string): Declare.
4953 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
4955 (version.o): Define PKGVERSION and BUGURL.
4956 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
4957 (%.pod): Define BUGURL.
4958 * gcc.c (process_command, main): Use pkgversion_string.
4959 * toplev.c (compile_file, print_version): Likewise.
4960 * protoize.c (main): Likewise.
4961 * gcov.c (print_version): Likewise. Update copyright date.
4962 * gcov-dump.c (print_version): Likewise. Update copyright date.
4963 * mips-tdump.c (main): Likewise. Update copyright date.
4964 * mips-tfile.c (main): Likewise. Update copyright date.
4965 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
4966 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
4967 shorten description.
4968 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
4969 * doc/gccint.texi: Likewise.
4970 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
4971 Update copyright date.
4973 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
4975 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
4976 (ix86_expand_strlensi_unroll_1): Ditto.
4977 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
4978 (ix86_expand_carry_flag_compare): Update comment.
4980 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4983 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
4984 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
4986 2007-08-21 Richard Guenther <rguenther@suse.de>
4988 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
4990 2007-08-21 Richard Guenther <rguenther@suse.de>
4993 * fold-const.c (fold_binary): Remove index +p PTR folding.
4994 Fix types of POINTER_PLUS_EXPR generated by folding of
4997 2007-08-20 Chao-ying Fu <fu@mips.com>
4999 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5000 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5001 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5002 (c_common_fixed_point_type_for_size): Declare.
5003 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5004 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5005 (c_token_starts_declspecs): Likewise.
5006 (c_parser_declspecs): Likewise.
5007 (c_parser_attributes): Likewise.
5008 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5009 (c_declspecs): Add saturating_p.
5010 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5011 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5012 _Sat. Handle RID_SAT.
5013 Avoid using void, bool, char, int, float, double, _Decimal32,
5014 _Decimal64, _Decimal128, and complex with _Sat.
5015 Handle RID_FRACT and RID_ACCUM.
5016 Make sure _Sat is used with _Fract or _Accum.
5017 (finish_declspecs): Handle cts_fract and cts_accum.
5018 * c-common.c (fixed-value.h): New include.
5019 (constant_expression_warning): Handle FIXED_CST.
5020 (overflow_warning): Likewise.
5021 (warnings_for_convert_and_check): Likewise.
5022 (c_common_fixed_point_type_for_size): New.
5023 (c_common_type_for_mode): Handle fixed-point modes to
5024 return various saturating/non-saturating, signed/unsigned types.
5025 (c_common_signed_or_unsigned_type): Support fixed-point types.
5026 (shorten_compare): Check fixed-point zero.
5027 Handle FIXED_POINT_TYPE.
5028 (c_common_truthvalue_conversion): Handle FIXED_CST.
5029 Handle FIXED_POINT_TYPE.
5030 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5032 (handle_mode_attribute): Handle fixed-point modes. Need to check
5033 if the signness of base type and fixed-point modes are consistent.
5034 (handle_vector_size_attribute): Handle fixed-point modes.
5035 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5036 (warn_for_div_by_zero): Check fixed-point zero.
5037 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5038 a common fixed-point type based on fbit, ibit, sign, and saturation.
5039 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5040 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5041 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5042 (convert_for_assignment): Support FIXED_POINT_TYPE.
5043 (digest_init): Handle FIXED_POINT_TYPE.
5044 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5045 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5046 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5047 GE_EXPR, LT_EXPR, GT_EXPR.
5048 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5049 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5050 * target.h (gcc_target): Add fixed_point_supported_p.
5051 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5052 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5053 (default_fixed_point_supported_p): Define.
5054 * targhooks.h (default_fixed_point_supported_p): Declare.
5055 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5056 * doc/install.texi (Configuration): Add --enable-fixed-point.
5057 * configure.ac (--enable-fixed-point): New to enable fixed-point
5058 arithmetic extension to C. For mips targets, we enable it by default.
5059 * configure, config.in: Regenerate.
5061 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5063 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5065 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5067 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5068 DWARF2_DEBUGGING_INFO.
5069 (cold_text_section_used): Same.
5070 (cold_text_section): Same.
5072 2007-08-20 Richard Guenther <rguenther@suse.de>
5074 * c-typeck.c (convert_for_assignment): Use the type of
5075 the member for the initialization.
5077 2007-08-20 Richard Guenther <rguenther@suse.de>
5079 * c-objc-common.c (c_disregard_inline_limits): Remove.
5080 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5081 * cgraphunit.c (cgraph_process_new_functions): Call
5082 disregard_inline_limits_p.
5083 (cgraph_preserve_function_body_p): Likewise.
5084 * ipa-inline.c (compute_inline_parameters): Likewise.
5085 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5087 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5088 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5089 disregard_inline_limits langhook.
5090 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5092 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5093 disregard_inline_limits langhook.
5094 * tree-inline.c (disregard_inline_limits_p): New function.
5095 * tree-inline.h (disregard_inline_limits_p): Declare.
5097 2007-08-20 Richard Guenther <rguenther@suse.de>
5099 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5100 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5101 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5102 auto_var_in_fn_p langhook.
5103 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5105 * tree.c (auto_var_in_fn_p): ... here.
5106 (find_var_from_fn): Call auto_var_in_fn_p directly.
5107 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5108 auto_var_in_fn_p langhook.
5109 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5110 (copy_body_r): Likewise.
5111 (self_inlining_addr_expr): Likewise.
5112 * tree.h (auto_var_in_fn_p): Declare.
5114 2007-08-20 Richard Guenther <rguenther@suse.de>
5116 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5117 (walk_type_fields): Take lh parameter.
5118 (walk_tree): Rename to ...
5119 (walk_tree_1): ... this. Do not call the walk_subtrees
5120 langhook but the now passed callback. Pass lh on recursion.
5121 (walk_tree_without_duplicates): Rename to ...
5122 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5123 and call walk_tree_1.
5124 * tree.h (walk_tree_lh): New typedef.
5125 (walk_tree_1): Declare.
5126 (walk_tree_without_duplicates_1): Likewise.
5127 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5128 (walk_tree_without_duplicates): New define to
5129 walk_tree_without_duplicates_1 with NULL lh parameter.
5130 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5131 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5133 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5134 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5135 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5138 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5141 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5142 code in front of the compacting of basic blocks.
5143 Move the folding of statements inbetween the cgraph checking
5144 and compacting of basic blocks.
5146 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5147 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5150 * config/alpha/alpha.c (va_list_skip_additions): Check for
5151 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5152 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5153 PLUS_EXPR when checking ap.__base.
5154 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5155 when doing addition on pointer types. Use size_int instead of
5157 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5158 ptr_type in the second operand.
5160 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5163 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5165 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5168 * cfgexpand.c (expand_one_register_var): Mark pointer
5169 DECL_ARTIFICIAL as REG_POINTER also.
5170 * stmt.c (expand_decl): Likewise.
5172 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5179 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5180 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5181 on_worklist argument and avoid adding things to worklist multiple
5183 (add_to_worklist): Ditto.
5184 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5185 single SFT is clobbered.
5186 (set_initial_properties): Ditto.
5187 (compute_call_clobbered): Update for changes to function
5189 (create_overlap_variables_for): Always create SFT for offset 0.
5190 (create_structure_vars): Handle PHI's, since we are in SSA form at
5192 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5193 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5195 (add_vars_for_offset): Figure out aliases from access + points-to.
5196 (add_virtual_operand): Use add_vars-for_offset.
5197 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5198 (add_call_clobber_ops): Remove makes_clobbering_call set.
5199 (get_expr_operands): Always pass through the INDIRECT_REF
5201 * tree-ssa-structalias.c (struct constraint_graph): Remove
5203 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5204 address_taken, pt_used, number_incoming.
5205 (FIRST_ADDR_NODE): Removed.
5206 (merge_graph_nodes): Remove broken code for the moment.
5207 (init_graph): New function.
5208 (build_pred_graph): Remove code to init_graph.
5209 Add location equivalence support.
5210 (struct scc_info): Rename roots to deleted.
5212 (init_scc_info): Ditto
5213 (init_topo_info): Use graph->size.
5214 (compute_topo_order): Ditto.
5215 (do_da_constraint): Removed.
5216 (do_sd_constraint): Remove calls to find().
5217 set_union_with_increment should always get 0 as last arg here.
5218 (do_complex_constraint): Replace do_da_constraint with assert.
5220 (struct equiv_class_label): New.
5221 (pointer_equiv_class_table): Ditto.
5222 (location_equiv_class_table): Ditto.
5223 (equiv_class_label_hash): Ditto.
5224 (equiv_class_label_eq): Ditto
5225 (equiv_class_lookup): Ditto.
5226 (equiv_class_ladd): Ditto.
5227 (pointer_equiv_class): Ditto.
5228 (location_equiv_class): Ditto.
5229 (condense_visit): Rename and rewrite from label_visit to do only
5230 SCC related stuff for HU.
5231 (label_visit): Do HU work for HU.
5232 (perform_var_substitution): Update to do HU and location
5234 (free_var_substitution_info): Update to free HU and location
5235 equivalence structures. */
5236 (find_equivalent_node): Update for pointer but not location
5238 (unite_pointer_equivalences): New function.
5239 (move_complex_constraints): Rewrite to only do moving.
5240 (rewrite_constraints): Split out of move_complex_constraints.
5241 (solve_graph): Use graph->size.
5242 (process_constraint_1): Add from_call argument, use it.
5243 Split *a = &b into two constraints.
5244 (process_constraint): Use new process_constraint_1.
5245 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5246 (get_constraint_for): Handle non-pointer integers properly.
5247 Remove code that used to handle structures.
5248 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5249 with unknown addends.
5250 (handle_rhs_call): New function.
5251 (find_func_aliases): Use handle_rhs_call.
5252 (set_uids_in_ptset): Add an assert.
5253 (set_used_smts): Fix bug in not considering unified vars.
5254 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5255 (compute_points_to_sets): Update for other function changes.
5256 (delete_points_to_sets): Ditto.
5257 (ipa_pta_execute): Ditto.
5258 (pass_ipa_pta): We need to update SSA after ipa_pta.
5260 2007-08-19 Jan Hubicka <jh@suse.cz>
5262 * i386.md: Replace "rim" and "mri" constraints by "g".
5264 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5266 * dwarf2out.c (text_section_used, cold_text_section_used,
5267 cold_text_section, dwarf2out_note_section_used): New.
5268 (dwarf2out_init): Initialize cold_text_section.
5269 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5270 dwarf2out_note_section_used.
5271 (size_of_aranges): Only count entry for text section if it was
5272 used. Count entry for cold text section if it was used.
5273 (output_aranges): Only output entries for text section and cold
5274 text section if they were used.
5276 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5278 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5280 (debug_generic_stmt): Likewise.
5281 (debug_tree_chain): Likewise.
5283 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5285 * tree-data-refs.c (split_constant_offset): Expose.
5286 * tree-data-refs.h (split_constant_offset): Add declaration.
5288 * tree-vectorizer.h (dr_alignment_support): Renamed
5289 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5290 Added a new value dr_explicit_realign.
5291 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5292 dr_offset, dr_step, and dr_aligned_to, along with new access
5293 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5294 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5295 STMT_VINFO_DR_ALIGNED_TO.
5297 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5299 In case of outer-loop vectorization with non-fixed misalignment - use
5300 the dr_explicit_realign scheme instead of the optimized realignment
5302 (new_stmt_vec_info): Initialize new fields.
5304 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5305 'nested_in_vect_loop' case. Change verbosity level.
5306 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5307 Don't fail on zero step in the outer-loop for loads.
5308 (vect_analyze_data_refs): Call split_constant_offset to calculate
5309 base, offset and init relative to the outer-loop.
5311 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5312 BSI function argument with a new function argument - at_loop.
5313 Simplify the condition that determines STEP. Takes additional argument
5314 INV_P. Support outer-loop vectorization (handle the
5315 nested_in_vect_loop case), including zero step in the outer-loop. Call
5316 vect_create_addr_base_for_vector_ref with additional argument.
5317 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5318 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5319 Fixed and simplified calculation of step.
5320 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5321 of bsi, and with additional argument. Call bump_vector_ptr with
5322 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5323 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5324 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5325 when the realignment setup needs to take place inside the loop.
5326 Support the dr_explicit_realign scheme. Allow generating the optimized
5327 realignment scheme for outer-loop vectorization. Added documentation.
5328 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5329 the 'nested_in_vect_loop' case, including loads that are invariant in
5330 the outer-loop and the realignment schemes. Handle the case when the
5331 realignment setup needs to take place inside the loop. Call
5332 vect_setup_realignment with additional arguments. Call
5333 vect_create_data_ref_ptr with additional argument and with loop instead
5334 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5335 (vect_gen_niters_for_prolog_loop): Call
5336 vect_create_addr_base_for_vector_ref with additional arguments.
5337 (vect_create_cond_for_align_checks): Likewise.
5338 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5339 scheme: takes additional argument bump; argument ptr_incr is now
5340 optional; updated documentation.
5341 (vect_init_vector): Takes additional argument (bsi). Use it, if
5342 available, to insert the vector initialization.
5343 (get_initial_def_for_induction): Pass additional argument in call to
5345 (vect_get_vec_def_for_operand): Likewise.
5346 (vect_setup_realignment): Likewise.
5347 (vectorizable_load): Likewise.
5349 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5351 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5352 as argument instead of struct loop.
5353 (nested_in_vect_loop_p): New function.
5354 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5356 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5357 from other phis in the loop.
5358 (destroy_loop_vec_info): Add additional argument to declaration.
5360 * tree-vectorizer.c (supportable_widening_operation): Also check if
5361 nested_in_vect_loop_p (don't allow changing the order in this case).
5362 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5363 of struct loop. Call nested_in_vect_loop_p and don't require
5364 flag_unsafe_math_optimizations if it returns true.
5365 (new_stmt_vec_info): When setting def_type for phis differentiate
5366 loop-header phis from other phis.
5367 (bb_in_loop_p): New function.
5368 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5369 just update their loop_vinfo. Order of BB traversal now matters -
5370 call dfs_enumerate_from with bb_in_loop_p.
5371 (destroy_loop_vec_info): Takes additional argument to control whether
5372 stmt_vinfo of the loop stmts should be destroyed as well.
5373 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5374 reduction stmt to be defines by a non loop-header phi.
5375 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5377 * tree-vect-transform.c (vectorizable_reduction): Call
5378 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5379 (vectorizable_call): Likewise.
5380 (vectorizable_conversion): Likewise.
5381 (vectorizable_operation): Likewise.
5382 (vectorizable_type_promotion): Likewise.
5383 (vectorizable_type_demotion): Likewise.
5384 (vectorizable_store): Likewise.
5385 (vectorizable_live_operation): Likewise.
5386 (vectorizable_reduction): Likewise. Also pass loop_info to
5387 vect_is_simple_reduction instead of loop.
5388 (vect_init_vector): Call nested_in_vect_loop_p.
5389 (get_initial_def_for_reduction): Likewise.
5390 (vect_create_epilog_for_reduction): Likewise.
5391 (vect_init_vector): Check which loop to work with, in case there's an
5393 (get_initial_def_for_inducion): Extend to handle outer-loop
5394 vectorization. Fix indentation.
5395 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5396 In the case vect_induction_def get the vector def from the induction
5397 phi node, instead of calling get_initial_def_for_inducion.
5398 (get_initial_def_for_reduction): Extend to handle outer-loop
5400 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5402 (vect_transform_loop): Change assert to just skip this case. Add a
5404 (vect_finish_stmt_generation): Add a couple asserts.
5406 (vect_estimate_min_profitable_iters): Multiply
5407 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5409 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5410 this is an inner-loop reduction in outer-loop vectorization.
5412 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5413 Same code as what used to be vect_analyze_scalar_cycles, only with
5414 additional argument loop, and loop_info passed to
5415 vect_is_simple_reduction instead of loop.
5416 (vect_analyze_scalar_cycles): Code factored out into
5417 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5418 Updated documentation.
5419 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5420 outer-loop vectorization that are live or not used in the outerloop,
5421 cause this requires special handling.
5422 (vect_enhance_data_refs_alignment): Don't consider versioning for
5424 (vect_analyze_data_refs): Check that there are no datarefs in the
5426 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5427 and vect_used_in_outer_by_reduction cases.
5428 (process_use): Also consider the case of outer-loop stmt defining an
5429 inner-loop stmt and vice versa.
5430 (vect_analyze_loop_1): New function.
5431 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5432 loops. Call vect_analyze_loop_1.
5433 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5434 been vectorized. Call destroy_loop_vec_info with additional argument.
5436 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5437 in the inner-loop when doing outer-loop vectorization. Add
5438 documentation and printout.
5439 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5440 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5442 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5444 * tree-affine.h (print_aff): New prototype.
5445 (debug_aff): Likewise.
5446 * tree-affine.c (print_aff): New function.
5447 (debug_aff): Likewise.
5449 2007-08-18 Paul Brook <paul@codesourcery.com>
5450 Joseph Myers <joseph@codesourcery.com>
5452 * common.opt (-fdebug-prefix-map=): New option.
5453 * opts.c: Include debug.h.
5454 (common_handle_option): Handle -fdebug-prefix-map.
5455 * final.c: Include ggc.h.
5456 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5457 remap_debug_filename): New.
5458 * Makefile.in (final.o, opts.o): Update dependencies.
5459 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5460 * configure.ac: Check for assembler --debug-prefix-map support.
5461 * configure, config.in: Regenerate.
5462 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5463 (ASM_DEBUG_SPEC): Include ASM_MAP.
5464 * doc/install.texi (--with-debug-prefix-map): Document.
5465 * doc/invoke.texi (-fdebug-prefix-map): Document.
5466 * dbxout.c (dbxout_init, dbxout_start_source_file,
5467 dbxout_source_file): Call remap_debug_filename.
5468 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5469 dwarf2out_start_source_file, dwarf2out_finish): Call
5470 remap_debug_filename.
5471 (file_table_relative_p): Do not check d->emitted_number.
5472 * toplev.c (output_file_directive): Call remap_debug_filename.
5473 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5474 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5476 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5478 * loop-invariant.c (find_invariants_to_move): Add missing macro
5481 2007-08-17 Tom Tromey <tromey@redhat.com>
5483 * tree.h (struct tree_label_decl): Removed old "java" fields.
5485 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5486 Nigel Stephens <nigel@mips.com>
5488 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5489 Treat -mno-data-in-code and -mcode-xonly as aliases for
5490 -mcode-readable=no and -mcode-readable=pcrel respectively.
5491 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5492 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5493 (MULTILIB_DIRNAMES): Update accordingly.
5495 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5497 * Makefile.in (version.o): Depend on $(REVISION) only if
5498 REVISION_s is defined.
5500 2007-08-17 Sa Liu <saliu@de.ibm.com>
5501 Ulrich Weigand <uweigand@de.ibm.com>
5504 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5505 use build_qualified_type to retain qualifiers of the base type.
5507 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5509 * config/score/score.md : Update pattern tablejump.
5510 * config/score/score.c : Update score_initialize_trampoline
5512 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5513 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5514 * doc/contrib.texi: Add my entry.
5516 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5518 * Makefile.in (REVISION): New.
5521 (version.o): Also depend on $(REVISION). Add
5522 -DREVISION=$(REVISION_s).
5524 * version.c (version_string): Add REVISION.
5526 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5528 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5529 of GOTO that's relocated to a different block.
5531 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5533 * c-common.c (const_strip_array_types): New.
5534 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5535 (const_strip_array_types): New.
5536 * c-objc-common.c (c_disregard_inline_limits,
5537 c_warn_unused_global_decl): Constify.
5538 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5539 c_vla_type_p, c_incomplete_type_error): Likewise.
5540 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5541 * hooks.c (hook_bool_const_tree_false): New.
5542 * hooks.h (hook_bool_const_tree_false): Likewise.
5543 * langhooks-def.h (lhd_warn_unused_global_decl,
5544 lhd_incomplete_type_error, lhd_expr_size,
5545 lhd_tree_inlining_disregard_inline_limits,
5546 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5547 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5548 * langhooks.c (lhd_warn_unused_global_decl,
5549 lhd_incomplete_type_error,
5550 lhd_tree_inlining_disregard_inline_limits,
5551 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5552 lhd_expr_size): Likewise.
5553 * langhooks.h (lang_hooks_for_tree_inlining,
5554 lang_hooks_for_tree_dump, lang_hooks_for_types,
5555 lang_hooks_for_decls, lang_hooks): Likewise.
5556 * pointer-set.c (pointer_set_t, pointer_set_create,
5557 pointer_set_contains, insert_aux, pointer_set_insert,
5558 pointer_set_traverse, pointer_map_t, pointer_map_create,
5559 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5561 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5562 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5563 pointer_map_traverse): Likewise.
5564 * predict.c (assert_is_empty): Likewise.
5565 * tree-affine.c (free_name_expansion): Likewise.
5566 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5567 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5568 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5570 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5572 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5574 (destroy_loop_vec_info): Add call to VEC_free.
5575 * tree-vectorizer.h (may_alias_ddrs): Define.
5576 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5577 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5578 Change reporting to dump.
5579 (vect_is_duplicate_ddr): New.
5580 (vect_mark_for_runtime_alias_test): New.
5581 (vect_analyze_data_ref_dependences) Add call to
5582 vect_mark_for_runtime_alias_test.
5583 (vect_enhance_data_refs_alignment): Define local variable
5584 vect_versioning_for_alias_required, don't perform
5585 peeling for alignment if versioning for alias is
5587 (vect_enhance_data_refs_alignment): Use
5588 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5589 PARAM_VECT_MAX_VERSION_CHECKS.
5590 * tree-vect-transform.c
5591 (vect_create_cond_for_alias_checks): New.
5592 (vect_transform_loop): Add call to
5593 vect_create_cond_for_alias_checks.
5594 (vect_vfa_segment_size): New.
5595 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5597 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5598 * gcc/doc/invoke.texi
5599 (vect-max-version-for-alignment-checks): Document.
5600 (vect-max-version-for-alias-checks): Document.
5601 (vect-max-version-checks): Remove.
5603 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5605 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5606 the same line as the instruction for all asm dialects.
5607 (*rep_movsi): Ditto.
5608 (*rep_movsi_rex64): Ditto.
5609 (*rep_movqi): Ditto.
5610 (*rep_movqi_rex64): Ditto.
5611 (*rep_stosdi_rex64): Ditto.
5612 (*rep_stossi): Ditto.
5613 (*rep_stossi_rex64): Ditto.
5614 (*rep_stosqi): Ditto.
5615 (*rep_stosqi_rex64): Ditto.
5616 (*cmpstrnqi_nz_1): Ditto.
5617 (*cmpstrnqi_nz_rex_1): Ditto.
5618 (*cmpstrnqi_1): Ditto.
5619 (*cmpstrnqi_rex_1): Ditto.
5620 (*strlenqi_1): Ditto.
5621 (*strlenqi_rex_1): Ditto.
5622 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5623 prefix on the same line as the instruction for all asm dialects.
5624 (sync_double_compare_and_swap<mode>): Ditto.
5625 (*sync_double_compare_and_swapdi_pic): Ditto.
5626 (*sync_compare_and_swap_cc<mode>): Ditto.
5627 (sync_double_compare_and_swap_cc<mode>): Ditto.
5628 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5629 (sync_old_add<mode>): Ditto.
5630 (sync_add<mode>): Ditto.
5631 (sync_sub<mode>): Ditto.
5632 (sync_ior<mode>): Ditto.
5633 (sync_and<mode>): Ditto.
5634 (sync_xor<mode>): Ditto.
5636 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5639 * reload.c (find_reloads): Check that the memory returned by
5640 find_reloads_toplev was not the result of forcing a constant
5642 (find_reloads_toplev): Always use simplify_gen_subreg to get
5643 the subreg of a constant. If the result is also a constant,
5644 but not a legitimate one, force it into the constant pool
5645 and reload its address.
5647 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5649 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5652 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5654 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5655 directive for the current vector ABI.
5657 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5660 * caller-save.c (reg_save_code): Set invalide status on restore code.
5662 2007-08-15 Diego Novillo <dnovillo@google.com>
5664 * tree-ssa-alias.c (compute_memory_partitions): Use
5665 alias_bitmap_obstack to allocate bitmaps.
5666 (reset_alias_info): Factor out of init_alias_info.
5667 Mark all name tags not associated to an SSA name for renaming.
5668 (init_alias_info): Call it.
5669 (create_name_tags): Tidy. Add comments.
5670 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5672 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5674 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5675 scheduler dependencies.
5677 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5679 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5681 (*iorsi_1_zext): Likewise.
5682 (*iorsi_1_zext_imm): Likewise.
5683 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5684 with "rm"/"xm" constraint.
5685 (sse2_vmsqrtv2df2): Likewise.
5687 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5690 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5693 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5695 * tree-pass.h (PROP_pta): Removed.
5696 (TODO_rebuild_alias): New.
5697 (pass_may_alias): Removed.
5698 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
5699 aliasing if we changed something.
5700 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
5702 (pass_may_alias): Removed.
5703 (create_structure_vars): Return TODO_rebuild_alias.
5704 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
5705 * tree-sra.c (tree_sra): Only rebuild aliasing if something
5707 (tree_sra_early): We never affect aliasing right now.
5708 * tree-flow.h (compute_may_aliases): New prototype.
5709 * passes.c: Remove pass_may_alias from the passes.
5710 (execute_function_todo): Support TODO_rebuild_alias.
5712 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
5714 * i386.c: (legitimize_address): Move dllimported variable check
5715 infront of legitimizing pic address of CONST symbols.
5717 2007-08-14 Steve Ellcey <sje@cup.hp.com>
5719 PR tree-optimization/32941
5720 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
5721 (goto_queue_cmp): Remove.
5722 (find_goto_replacement): Change search method.
5723 (maybe_record_in_goto_queue): Add assert.
5724 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
5725 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
5727 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5729 * alias.c (component_uses_parent_alias_set): Constify.
5730 * alias.h (component_uses_parent_alias_set): Likewise.
5731 * cfgrtl.c (print_rtl_with_bb): Likewise.
5732 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
5733 mpz_get_double_int): Likewise.
5734 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
5735 mpz_get_double_int): Likewise.
5736 * expr.c (is_aligning_offset, undefined_operand_subword_p,
5737 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
5739 * expr.h (safe_from_p): Likewise.
5740 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
5742 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
5743 zero_sized_type, goa_lhs_expr_p): Likewise.
5744 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
5745 * rtl.h (print_rtl_with_bb): Likewise.
5746 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
5747 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
5748 * tree-flow-inline.h (bb_stmt_list): Constify.
5749 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
5751 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
5752 const_first_stmt, const_last_stmt): New.
5753 (block_may_fallthru, empty_block_p): Constify.
5754 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
5755 EXPR_ONLY_BODY): New.
5756 (expr_first, expr_last, expr_only): Use macro for body.
5757 (const_expr_first, const_expr_last, const_expr_only): New.
5758 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
5759 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
5760 ctsi_prev, ctsi_stmt): New.
5761 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
5762 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
5763 * tree-ssa-loop-niter.c (loop_only_exit_p,
5764 derive_constant_upper_bound): Likewise.
5765 * tree-ssa-phiopt.c (empty_block_p): Likewise.
5766 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
5767 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
5768 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
5769 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
5770 * tree.c (get_type_static_bounds): Likewise.
5771 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
5772 (get_type_static_bounds): Constify.
5774 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5777 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
5778 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
5779 (*<addsub><mode>3_cc_overflow): New.
5780 (*add<mode>3_cconly_overflow): New.
5781 (*sub<mode>3_cconly_overflow): New.
5782 (*<addsub>si3_zext_cc_overflow): New.
5783 * config/i386/predicates.md (fcmov_comparison_operator): Accept
5784 CCCmode for LTU, GTU, LEU and GEU.
5785 (ix86_comparison_operator): Likewise.
5786 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
5787 * config/i386/i386.c (put_condition_code): Support CCCmode.
5788 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
5789 or MINUS expressions.
5791 2007-08-14 Andrew Pinski <pinskia@gmail.com>
5794 * c-typeck.c (build_binary_op): Disallow vector float types with
5795 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
5797 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
5799 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
5800 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
5801 (dep_def): New typedef.
5802 (init_dep_1, sd_debug_dep): Declare functions.
5803 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
5804 (debug_dep_links): Remove.
5805 (struct _deps_list): New field 'n_links'.
5806 (DEPS_LIST_N_LINKS): New macro.
5807 (FOR_EACH_DEP_LINK): Remove.
5808 (create_deps_list, free_deps_list, delete_deps_list): Remove
5810 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5811 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5812 (copy_deps_list_change_con, move_dep_link): Ditto.
5813 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
5814 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
5816 (INSN_BACK_DEPS): Remove.
5817 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
5819 (INSN_DEP_COUNT): Remove.
5820 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
5821 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
5822 Declare global variables.
5823 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
5824 (add_forw_dep, compute_forward_dependences): Remove declarations.
5825 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
5826 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5827 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
5829 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
5831 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
5832 (sd_list_types_def): New typedef.
5833 (sd_next_list): Declare function.
5834 (struct _sd_iterator): New type.
5835 (sd_iterator_def): New typedef.
5836 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
5838 (FOR_EACH_DEP): New cycle wrapper.
5839 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
5841 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
5842 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
5845 * sched-deps.c (init_dep_1): Make global.
5846 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
5848 (dump_dep): New static function.
5849 (dump_dep_flags): New static variable.
5850 (sd_debug_dep): New function.
5851 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
5853 (move_dep_link): Use remove_from_deps_list (), instead of
5855 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
5856 (dep_link_is_detached_p): New static function.
5857 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
5859 (dn_pool, dl_pool): New alloc_pools.
5860 (dn_pool_diff, dl_pool_diff): New static variables.
5861 (create_dep_node, delete_dep_node): New static function.
5862 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
5863 (deps_list_empty_p): Make it static. Use 'n_links' field.
5864 (deps_pools_are_empty_p): New static function.
5865 (alloc_deps_list, delete_deps_list): Remove.
5866 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
5867 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5868 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
5869 (forward_dependency_cache): Remove.
5870 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
5871 'back' from the names. Change signature to use dep_t instead of
5873 (add_back_dep): Ditto. Make global.
5874 (check_dep_status): Rename to check_dep ().
5875 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
5877 (sd_finish_insn): Ditto.
5878 (sd_find_dep_between_no_cache): New static function.
5879 (sd_find_dep_between): New function.
5880 (ask_dependency_caches, set_dependency_caches): New static functions.
5881 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
5882 (add_or_update_dep_1): Separate pieces of functionality into
5883 ask_dependency_caches (), update_dependency_caches (),
5884 change_spec_dep_to_hard (), update_dep ().
5885 (get_back_and_forw_lists): New static function.
5886 (sd_add_dep): Separate setting of dependency caches into
5887 set_dependency_caches ().
5888 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
5890 (sd_delete_dep): Ditto.
5891 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
5892 (dump_lists): New static function.
5893 (sd_debug_lists): New debug function.
5894 (delete_all_dependences, fixup_sched_groups): Update to use
5895 sd_* infrastructure.
5896 (sched_analyze_2): Create data-speculative dependency only if
5897 data-speculation is enabled.
5898 (sched_analyze_insn): If insn cannot be speculative, make all its
5899 dependencies non-speculative.
5900 (sched_analyze): Use sd_init_insn ().
5901 (add_forw_dep, compute_forward_dependencies): Remove.
5902 (delete_dep_nodes_in_back_deps): New static function.
5903 (sched_free_deps): New function.
5904 (init_dependency_caches): Init alloc_pools.
5905 (extend_depedency_caches): Update after removing of
5906 forward_dependency_cache.
5907 (free_dependency_caches): Ditto. Free alloc_pools.
5908 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
5909 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
5911 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5912 (add_dependence): Use init_dep ().
5913 (get_dep_weak_1): New static function.
5914 (get_dep_weak): Move logic to get_dep_weak_1 ().
5915 (dump_ds): New static function moved from haifa-sched.c:
5916 debug_spec_status ().
5917 (debug_ds): New debug function.
5918 (check_dep_status): Rename to check_dep (). Update to check whole
5921 * haifa-sched.c (spec_info): Make global.
5922 (added_recovery_block_p): Rename to
5923 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
5924 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
5925 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
5926 to use new interfaces.
5927 (ok_for_early_queue_removal): Ditto.
5928 (schedule_block): Initialize logical uids of insns emitted by the
5930 (sched_init): Initialize new variable.
5931 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5933 (extend_global): Initialize insn data.
5934 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
5935 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
5937 (add_to_speculative_block): Update to use new interfaces.
5938 (create_recovery_block): Set new variables.
5939 (create_check_block_twin, fix_recovery_deps): Update to use new
5941 (sched_insn_is_legitimate_for_speculation_p): New function.
5942 (speculate_insn): Move checking logic to
5943 sched_insn_is_legitimate_for_speculation_p ().
5944 (sched_remove_insn): Finalize sched-deps information of instruction.
5945 (clear_priorities, add_jump_dependencies): Update to use new
5947 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
5949 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
5950 to use new interfaces.
5951 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
5952 (new_ready): Try to use control speculation only if it is available.
5953 (add_branch_dependences): Update to use new interfaces.
5954 (compute_block_backward_dependences): Rename to
5955 compute_block_dependences (). Call
5956 targetm.sched.dependencies_evaluation_hook ().
5957 (free_block_dependencies): New static function.
5958 (debug_dependencies): Update to use new interfaces.
5959 (schedule_region): Remove separate computation of forward dependencies.
5960 Move call of targetm.sched.dependencies_evaluation_hook () to
5961 compute_block_dependences (). Free dependencies at the end of
5962 scheduling the region.
5964 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
5966 (add_deps_for_risky_insns): Ditto.
5967 (schedule_ebb): Remove separate computation of forward dependencies.
5968 Free dependencies at the end of scheduling the ebb.
5970 * ddg.c (create_ddg_dependence): Update to use new interfaces.
5971 (build_intra_loop_deps): Ditto. Remove separate computation of
5972 forward dependencies. Free sched-deps dependencies.
5974 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
5975 to use new interfaces.
5976 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
5978 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
5980 (is_costly_group): Ditto.
5982 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5984 * alias.c (rtx_equal_for_memref_p): Constify.
5985 * basic-block.h (const_edge, const_basic_block): New.
5986 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
5987 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
5988 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
5989 probably_never_executed_bb_p, edge_probability_reliable_p,
5990 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
5991 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
5993 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
5994 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
5996 * cfganal.c (flow_active_insn_p, forwarder_block_p,
5997 flow_nodes_print, dfs_enumerate_from): Likewise.
5998 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
5999 control_flow_insn_p, count_basic_blocks): Likewise.
6000 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6001 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6002 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6003 average_num_loop_insns, loop_exit_edge_p,
6004 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6005 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6006 average_num_loop_insns, seq_cost): Likewise.
6007 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6008 * dominance.c (dominated_by_p): Likewise.
6009 * emit-rtl.c (validate_subreg): Likewise.
6010 * except.c (can_throw_internal, can_throw_external): Likewise.
6011 * except.h (can_throw_internal, can_throw_external): Likewise.
6012 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6013 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6014 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6015 simple_mem, store_ops_ok, load_kills_store, find_loads,
6016 store_killed_in_insn, store_killed_after, store_killed_before,
6017 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6019 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6020 noce_mem_write_may_trap_or_fault_p): Likewise.
6021 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6023 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6025 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6026 probably_cold_bb_p, probably_never_executed_bb_p,
6027 edge_probability_reliable_p, br_prob_note_reliable_p,
6028 can_predict_insn_p): Likewise.
6029 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6030 * resource.c (return_insn_p): Likewise.
6031 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6033 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6034 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6035 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6036 verify_gimple_modify_stmt): Likewise.
6037 * tree-chrec.c (is_not_constant_evolution,
6038 is_multivariate_chrec_rec, is_multivariate_chrec,
6039 chrec_contains_symbols, chrec_contains_undetermined,
6040 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6041 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6042 eq_evolutions_p, scev_direction): Likewise.
6043 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6044 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6045 chrec_contains_symbols_defined_in_loop,
6046 chrec_contains_undetermined, tree_contains_chrecs,
6047 evolution_function_is_affine_multivariate_p,
6048 evolution_function_is_univariate_p, chrec_zerop,
6049 evolution_function_is_constant_p, evolution_function_is_affine_p,
6050 evolution_function_is_affine_or_constant_p,
6051 tree_does_not_contain_chrecs, chrec_type): Likewise.
6052 * tree-data-ref.c (tree_fold_divides_p,
6053 object_address_invariant_in_loop_p, dr_may_alias_p,
6054 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6055 same_access_functions, constant_access_functions,
6056 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6058 * tree-flow.h (scev_direction): Likewise.
6059 * tree-gimple.c (is_gimple_stmt): Likewise.
6060 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6062 * tree-pretty-print.c (op_prio): Likewise.
6063 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6064 analyzable_condition, backedge_phi_arg_p): Likewise.
6065 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6066 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6067 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6070 2007-08-13 Dan Hipschman <dsh@google.com>
6073 * c-format.c (check_format_arg): Move check for zero-length
6074 format strings below the check for unterminated strings.
6076 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6079 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6082 2007-08-13 Nick Clifton <nickc@redhat.com>
6084 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6086 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6089 * c-format.c (gcc_gfc_length_specs): New array.
6090 (gcc_gfc_char_table): Add unsigned specifier, and references to
6091 the l length modifier.
6092 (format_types_orig): Use the new gcc_gfc_length_specs.
6094 2007-08-12 Sa Liu <saliu@de.ibm.com>
6096 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6097 and with REG_RETVAL note after split.
6099 2007-08-11 David Daney <ddaney@avtrex.com>
6101 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6102 as ATTRIBUTE_UNUSED.
6104 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6105 Segher Boessenkool <segher@kernel.crashing.org>
6107 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6108 HAVE_LOCAL_CPU_DETECT not defined.
6110 2007-08-11 Jan Hubicka <jh@suse.cz>
6112 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6113 (cgraph_process_new_functions): Honor previous value of
6114 disregard_inline_limits.
6115 * ipa-inline.c (compute_inline_parameters): Likewise.
6117 2007-08-11 Ian Lance Taylor <iant@google.com>
6119 * alias.h (alias_set_type): Define new type.
6120 (ALIAS_SET_MEMORY_BARRIER): Use it.
6121 * rtl.h: Include alias.h.
6122 (struct mem_attrs): Use alias_set_type.
6123 * tree.h: Include alias.h
6124 (struct tree_type): Use alias_set_type.
6125 (struct tree_struct_field_tag): Likewise.
6126 (struct tree_decl_common): Likewise.
6127 * alias.c (struct alias_set_entry): Use alias_set_type.
6128 (get_alias_set_entry, alias_set_subset_of): Likewise.
6129 (alias_sets_conflict_p): Likewise.
6130 (alias_sets_must_conflict_p): Likewise.
6131 (objects_must_conflict_p): Likewise.
6132 (get_alias_set, new_alias_set): Likewise.
6133 (record_alias_subset, record_component_aliases): Likewise.
6134 (varargs_set, frame_set): Change to alias_set_type.
6135 (get_varargs_alias_set): Use alias_set_type.
6136 (get_frame_alias_set): Likewise.
6137 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6138 * dse.c (struct store_info): Use alias_set_type.
6139 (struct read_info, struct clear_alias_mode_holder): Likewise.
6140 (clear_alias_set_lookup, canon_address): Likewise.
6141 (record_store, check_mem_read_rtx): Likewise.
6142 (dse_record_singleton_alias_set): Likewise.
6143 (dse_invalidate_singleton_alias_set): Likewise.
6144 * emit-rtl.c (get_mem_attrs): Likewise.
6145 (set_mem_attributes_minus_bitpos): Likewise.
6146 (set_mem_alias_set): Likewise.
6147 * expr.c (store_constructor_field, store_field): Likewise.
6148 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6149 * langhooks.c (lhd_get_alias_set): Likewise.
6150 * langhooks-def.h (lhd_get_alias_set): Likewise.
6151 * reload1.c (alter_reg): Likewise.
6152 * tree-flow.h (struct fieldoff): Likewise.
6153 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6154 (may_alias_p, get_smt_for, create_sft): Likewise.
6155 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6156 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6157 (merge_smts_into): Likewise.
6158 * varasm.c (const_alias_set): Likewise.
6159 * c-common.c (strict_aliasing_warning): Likewise.
6160 (c_common_get_alias_set): Likewise.
6161 * dse.h (dse_record_singleton_alias_set): Update declaration.
6162 (dse_invalidate_singleton_alias_set): Likewise.
6163 * emit-rtl.h (set_mem_alias_set): Likewise.
6164 * c-common.h (c_common_get_alias_set): Likewise.
6165 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6166 * print-tree.c (print_node): Likewise.
6167 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6169 (alpha_setup_incoming_varargs): Use alias_set_type.
6170 * config/i386/i386.c (setup_incoming_varargs_64): Use
6172 (setup_incoming_varargs_ms_64): Likewise.
6173 (ix86_GOT_alias_set): Likewise.
6174 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6175 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6176 (set): Change to alias_set_type.
6177 (get_TOC_alias_set): Use alias_set_type.
6178 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6180 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6181 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6183 (struct_value_alias_set): Likewise.
6184 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6186 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6188 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6189 * config/vxworks.h (TARGET_VXWORKS): Override.
6190 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6191 "mips" if TARGET_VXWORKS.
6193 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6195 * calls.c (avoid_likely_spilled_reg): New function.
6196 (expand_call): Use it.
6198 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6200 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6202 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6204 * config/mips/predicates.md (const_call_insn_operand): Invoke
6205 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6207 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6210 * config/rs6000/driver-rs6000.c: Include link.h.
6211 Use ElfW instead of wordsize-specif typedef.
6213 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6215 * system.h (CONST_CAST): New.
6216 * c-decl.c (c_make_fname_decl): Use it.
6217 * c-lex.c (cb_ident, lex_string): Likewise.
6218 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6219 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6220 give_switch, set_multilib_dir): Likewise.
6221 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6222 * passes.c (execute_one_pass): Likewise.
6223 * prefix.c (update_path): Likewise.
6224 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6225 * tree.c (build_string): Likewise.
6227 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6229 * tree-flow-inline.h (is_exec_stmt): Remove.
6230 (is_label_stmt): Remove.
6231 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6234 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6236 * lower-subreg.c (resolve_shift_zext): Don't adjust
6237 src_reg_num for wordmode operands.
6239 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6240 David Ung <davidu@mips.com>
6242 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6243 (TARGET_SCHED_REORDER2): Define.
6244 (mips_maybe_swap_ready): New.
6245 (mips_last_74k_agen_insn): New.
6246 (mips_74k_agen_init): New.
6247 (mips_74k_agen_reorder): New function to group loads and stores
6249 (mips_sched_init): New.
6250 (mips_sched_reorder): Don't do initialization here. Call
6251 mips_74k_agen_reorder.
6252 (mips_variable_issue): Call mips_74k_agen_init.
6254 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6256 * tree-flow-inline.h (get_filename): Remove.
6258 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6260 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6262 (mips_fetch_insns): Delete in favor of...
6263 (mips_load_store_insns): ...this new function.
6264 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6265 to say whether multiword moves _might_ be split.
6266 (mips_fetch_insns): Delete in favor of...
6267 (mips_load_store_insns): ...this new function.
6268 (mips_rtx_costs): Update the call to mips_address_insns.
6269 (mips_address_cost): Likewise.
6270 * config/mips/mips.md (length): Use mips_load_store_insns instead
6271 of mips_fetch_insns.
6272 * config/mips/constraints.md (R): Use mips_address_insns rather
6273 than mips_fetch_insns. Assume that the move never needs to be split.
6275 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6277 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6278 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6279 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6280 * config/mips/mips.h (mips16_hard_float): Delete.
6281 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6282 definitions, and replace with....
6283 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6284 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6285 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6286 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6287 (override_options): Replace MASK_SOFT_FLOAT references with
6288 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6289 and mips16_hard_float when TARGET_MIPS16.
6291 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6294 * c-typeck.c (build_binary_op): Check for non pointer types before
6295 calling int_fits_type_p.
6297 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6300 * fold-const.c (omit_one_operand): Return only the ommitted expression
6301 if the result is an empty statement.
6302 (pedantic_omit_one_operand): Likewise.
6304 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6306 * c-typeck.c (readonly_error): Improve error for assignment.
6308 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6310 (pp_c_expression): Ditto.
6312 2007-08-09 Simon Baldwin <simonb@google.com>
6314 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6315 break that was preventing simplify_associative_operation() for xor.
6317 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6318 Nigel Stephens <nigel@mips.com>
6320 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6321 Document change in interpretation of value from boolean to
6323 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6324 ffs and ctz using clz.
6325 (expand_unop): Call them.
6326 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6328 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6329 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6330 enable the new ffs expansion on this target.
6332 2007-08-09 Jan Hubicka <jh@suse.cz>
6334 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6335 (expand_ternary_op): Likewise.
6336 (expand_vec_shift_expr): Likewise.
6337 (expand_binop_directly): Likewise.
6338 (expand_binop): Likewise.
6339 (sign_expand_binop): Likewise.
6340 (expand_twoval_unop): Likewise.
6341 (expand_twoval_binop): Likewise.
6342 (expand_twoval_binop_libfunc): Likewise.
6343 (widen_clz): Likewise.
6344 (widen_bswap): Likewise.
6345 (expand_parity): Likewise.
6346 (expand_unop): Likewise.
6347 (expand_abs_nojump): Likewise.
6348 (expand_copysign): Likewise.
6349 (emit_no_conflict_block): Likewise.
6350 (emit_libcall_block): Likewise.
6351 (can_compare_p): Likewise.
6352 (prepare_cmp_insn): Likewise.
6353 (emit_cmp_and_jump_insn_1): Likewise.
6354 (prepare_float_lib_cmp): Likewise.
6355 (emit_conditional_add): Likewise.
6356 (gen_add2_insn): Likewise.
6357 (have_add2_insn): Likewise.
6358 (gen_sub2_insn): Likewise.
6359 (have_sub2_insn): Likewise.
6360 (can_extend_p): Likewise.
6361 (can_fix_p): Likewise.
6362 (can_float_p): Likewise.
6363 (expand_float): Likewise.
6364 (expand_fix): Likewise.
6365 (expand_sfix_optab): Likewise.
6366 (new_optab): Likewise.
6367 (new_convert_optab): Likewise.
6368 (init_libfuncs): Likewise.
6369 (init_interclass_conv_libfuncs): Likewise.
6370 (init_intraclass_conv_libfuncs): Likewise.
6371 (set_conv_libfunc): Likewise.
6372 (init_optabs): Likewise.
6373 (debug_optab_libfuncs): Likewise.
6374 (gen_cond_trap): Likewise.
6375 * optabs.h (optab_handler, convert_optab_hanlder): New.
6376 * genopinit.c: Update optabs generation table.
6377 * reload.c (find_reloads_address_1): Use optabs accestors.
6378 * builtins.c (expand_builtin_mathfn): Likewise.
6379 (expand_builtin_mathfn_2): Likewise.
6380 (expand_builtin_mathfn_3): Likewise.
6381 (expand_builtin_interclass_mathfn): Likewise.
6382 (expand_builtin_sincos): Likewise.
6383 (expand_builtin_cexpi): Likewise.
6384 (expand_builtin_powi): Likewise.
6385 (expand_builtin_strlen): Likewise.
6386 * dojump.c (do_jump): Likewise.
6387 * expr.c (convert_move): Likewise.
6388 (move_by_pieces): Likewise.
6389 (move_by_pieces_ninsns): Likewise.
6390 (can_store_by_pieces): Likewise.
6391 (store_by_pieces_1): Likewise.
6392 (emit_move_via_integer): Likewise.
6393 (emit_move_complex): Likewise.
6394 (emit_move_ccmode): Likewise.
6395 (emit_move_insn_1): Likewise.
6396 (emit_single_push_insn): Likewise.
6397 (store_constructor): Likewise.
6398 (expand_expr_real_1): Likewise.
6399 (do_store_flag): Likewise.
6400 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6401 (enumerate_modes): Likewise.
6402 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6403 (supportable_widening_operation): Likewise.
6404 (supportable_narrowing_operation): Likewise.
6405 * expmed.c (store_bit_field_1): Likewise.
6406 (extract_bit_field_1): Likewise.
6407 (expand_mult_highpart_optab): Likewise.
6408 (expand_smod_pow2): Likewise.
6409 (expand_divmod): Likewise.
6410 (emit_store_flag): Likewise.
6411 * tree-vect-patterns.c
6412 (vect_pattern_recog_1): Likewise.
6413 * tree-ssa-loop-prefetch.c
6414 (nontemporal_store_p): Likewise.
6415 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6416 (vect_create_epilog_for_reduction): Likewise.
6417 (vectorizable_reduction): Likewise.
6418 (vectorizable_operation): Likewise.
6419 (vect_strided_store_supported): Likewise.
6420 (vectorizable_store): Likewise.
6421 (vect_strided_load_supported): Likewise.
6422 (vectorizable_load): Likewise.
6423 * combine.c (simplify_comparison): Likewise.
6424 * tree-vect-generic.c
6425 (type_for_widest_vector_mode): Likewise.
6426 (expand_vector_operations_1): Likewise.
6427 * config/spu/spu.c (spu_expand_mov): Likewise.
6428 (spu_emit_vector_compare): Likewise.
6429 * config/rs6000/rs6000.c
6430 (rs6000_emit_vector_compare): Likewise.
6431 * stmt.c (add_case_node): Likewise.
6432 * reload1.c (gen_reload):
6434 2007-08-09 Michael Matz <matz@suse.de>
6436 * tree.h (fixed_zerop): Declare as taking a const_tree.
6437 * tree.c (fixed_zerop): Take a const_tree.
6439 2007-08-09 Ira Rosen <irar@il.ibm.com>
6441 * tree-vect-transform.c (vectorizable_store): Remove call to
6442 copy_virtual_operands() and call mark_symbols_for_renaming() for
6443 the created vector store.
6444 (vect_setup_realignment): Don't call copy_virtual_operands() and
6445 update_vuses_to_preheader().
6446 (vectorizable_load): Don't call copy_virtual_operands().
6447 (update_vuses_to_preheader): Remove.
6449 2007-08-08 Chao-ying Fu <fu@mips.com>
6451 * tree.def (FIXED_POINT_TYPE): New type.
6452 (FIXED_CST): New constant.
6453 (FIXED_CONVERT_EXPR): New expr.
6454 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6455 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6456 * tree.h (struct tree_base): Add saturating_flag.
6457 Remove one bit of spare for saturating_flag.
6458 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6459 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6460 FIXED_POINT_TYPE_P): Define.
6461 (TYPE_SATURATING): Define.
6462 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6463 (struct tree_fixed_cst): New.
6464 (TYPE_IBIT, TYPE_FBIT): Define.
6465 (tree_node): Add fixed_cst.
6466 (enum tree_index): Add new enumeration values of
6467 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6468 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6469 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6470 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6471 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6472 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6473 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6474 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6475 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6476 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6477 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6478 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6479 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6480 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6481 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6482 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6483 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6484 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6485 (sat_short_fract_type_node, sat_fract_type_node,
6486 sat_long_fract_type_node, sat_long_long_fract_type_node,
6487 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6488 sat_unsigned_long_fract_type_node,
6489 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6490 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6491 unsigned_short_fract_type_node, unsigned_fract_type_node,
6492 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6493 sat_short_accum_type_node, sat_accum_type_node,
6494 sat_long_accum_type_node, sat_long_long_accum_type_node,
6495 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6496 sat_unsigned_long_accum_type_node,
6497 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6498 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6499 unsigned_short_accum_type_node, unsigned_accum_type_node,
6500 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6501 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6502 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6503 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6504 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6505 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6506 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6507 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6508 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6509 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6510 sat_uda_type_node, sat_uta_type_node): New macro.
6511 (make_fract_type, make_accum_type): Declare.
6512 (make_signed_fract_type, make_unsigned_fract_type,
6513 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6514 make_signed_accum_type, make_unsigned_accum_type,
6515 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6516 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6517 make_or_reuse_sat_signed_fract_type,
6518 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6519 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6520 make_or_reuse_sat_unsigned_accum_type): New macro.
6521 (fixed_zerop): Declare.
6522 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6523 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6524 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6525 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6526 * treestruct.def: Add TS_FIXED_CST.
6527 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6529 (tree-dump.o): Likewise.
6530 (print-tree.o): Likewise.
6531 (tree-pretty-print.o): Likewise.
6532 (fold-const.o): Likewise.
6533 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6534 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6535 (is_gimple_min_invariant): Handle FIXED_CST.
6536 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6537 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6538 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6539 (layout_type): Handle FIXED_POINT_TYPE.
6540 (make_fract_type, make_accum_type): New functions.
6541 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6542 * tree-dump.c (fixed-value.h): New include.
6543 (dump_fixed): New function.
6544 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6545 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6546 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6547 * tree-pretty-print.c (fixed-value.h): New include.
6548 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6550 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6551 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6552 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6553 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6554 for non-saturating fixed-point types.
6555 (reassociate_bb): Likewise.
6556 * emit-rtl.c (fixed-value.h): New include.
6557 (fconst0, fconst1): New array.
6558 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6559 * tree-vect-generic.c expand_vector_operation): Support
6560 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6562 (type_for_widest_vector_mode): Add one parameter for the
6564 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6566 Pass the satp parameter to type_for_mode for fixed-point types.
6567 (expand_vector_operations_1): Pass the saturating flag to
6568 type_for_widest_vector_mode.
6569 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6570 and MODE_VECTOR_UACCUM.
6571 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6572 (vectorizable_condition): Likewise.
6573 * tree.c (fixed-value.h): New include.
6574 (tree_code_size): Support FIXED_CST.
6575 (build_fixed): New function.
6576 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6577 (fixed_zerop): New function.
6578 (tree_node_structure): Support FIXED_CST.
6579 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6580 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6581 (type_hash_eq): Handle FIXED_POINT_TYPE.
6582 (simple_cst_equal): Support FIXED_CST.
6583 (iterative_hash_expr): Handle FIXED_CST.
6584 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6585 (get_narrower): Likewise.
6586 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6587 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6588 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6589 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6591 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6592 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6593 (initializer_zerop): Support FIXED_CST.
6594 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6595 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6596 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6597 (is_base_type): Handle FIXED_POINT_TYPE.
6598 (add_type_attribute): Handle FIXED_POINT_TYPE.
6599 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6600 * print-tree.c (fixed-value.h): New include.
6601 (print_node_brief): Support FIXED_CST.
6602 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6603 * c-pretty-print.c (fixed-value.h): New include.
6604 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6605 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6606 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6607 Support fixed-point types for inner items in VECTOR_TYPE.
6608 (pp_c_direct_declarator): Likewise.
6609 (pp_c_declarator): Likewise.
6610 (pp_c_fixed_constant): New function.
6611 (pp_c_constant): Handle FIXED_CST.
6612 (pp_c_primary_expression): Likewise.
6613 (pp_c_expression): Likewise.
6614 * fold-const.c (fixed-value.h): New include.
6615 (negate_expr_p): Return true for FIXED_CST.
6616 (fold_negate_expr): Support FIXED_CST.
6617 (split_tree): Support FIXED_CST.
6618 (const_binop): Support FIXED_CST.
6619 (fold_convert_const_int_from_fixed): New function to convert from
6621 (fold_convert_const_real_from_fixed): New function to convert from
6623 (fold_convert_const_fixed_from_fixed): New function to convert from
6624 fixed to another fixed.
6625 (fold_convert_const_fixed_from_int): New function to convert from
6627 (fold_convert_const_fixed_from_real): New function to convert from
6629 (fold_convert_const): Support conversions from fixed to int, from
6630 fixed to real, from fixed to fixed, from int to fixed, and from real
6632 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6633 (operand_equal_p): Support FIXED_CST.
6634 (make_range): For fixed-point modes, we need to pass the
6635 saturating flag as the 2nd parameter.
6636 (tree_swap_operands_p): Handle FIXED_CST.
6637 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6639 (fold_unary): Support FIXED_CONVERT_EXPR.
6640 (fold_binary): Handle FIXED_CST.
6641 Make sure the type is not saturating, before associating operations.
6642 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6643 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6644 (fold_negate_const): Support FIXED_CST.
6645 (fold_relational_const): Support FIXED_CST.
6646 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6647 (gimplify_expr): Handle FIXED_CST.
6648 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6649 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6650 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6651 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6652 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6653 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6654 LONG_LONG_ACCUM_TYPE_SIZE.
6655 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6656 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6657 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6658 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6659 MODE_ACCUM, and MODE_UACCUM.
6660 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6661 fixed-point types to disable reduction.
6662 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6664 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6666 * config/rs6000/x-rs6000: New file.
6667 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6668 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6669 (EXTRA_SPEC_FUNCTIONS): Define.
6670 (HAVE_LOCAL_CPU_DETECT): Define.
6671 (CC1_CPU_SPEC): Define.
6672 * config/rs6000/driver-rs6000.c: New file.
6673 * config/rs6000/aix.h (CC1_SPEC): Define.
6674 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6675 * config.host: Add x-rs6000 to host_xmake_file if host and target
6676 are rs6000 or powerpc.
6678 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6680 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6682 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6683 Sandra Loosemore <sandra@codesourcery.com>
6684 Chao-ying Fu <fu@mips.com>
6685 Nigel Stephens <nigel@mips.com>
6686 David Ung <davidu@mips.com>
6688 * doc/invoke.texi (-mcode-readable): Document.
6689 * config/mips/mips.opt (mcode-readable): New option.
6690 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6691 * config/mips/mips.h (mips_code_readable_setting): New enum.
6692 (mips_code_readable): Declare.
6693 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6694 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6695 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
6696 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
6697 boiler-plate comments.
6698 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6699 * config/mips/mips.c (mips_code_readable): New variable.
6700 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
6701 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
6702 context and -mcode-readable setting to restrict the use of
6703 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
6704 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
6705 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
6706 (mips_blocks_for_constant_p): Only return false for
6707 TARGET_MIPS16_PCREL_LOADS.
6708 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
6709 for MIPS16. Handle SYMBOL_32_HIGH.
6710 (mips_const_insns): Allow HIGHs for MIPS16 too.
6711 (mips_unspec_address_offset): New function, split out from...
6712 (mips_unspec_address): ...here.
6713 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
6714 16-bit symbolic constants. Assert approropiate conditions for
6715 using the "la" and "dla" macros.
6716 (mips_handle_option): Handle -mcode-readable=.
6717 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
6718 Set up mips_lo_relocs[SYMBOL_32_HIGH].
6719 (mips_strip_unspec_address): New function, split out from...
6720 (print_operand_reloc): ...here.
6721 (print_operand): Pass constants through mips_strip_unspec_address.
6722 (print_operand_address): Likewise.
6723 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
6724 (mips_select_rtx_section): Remove MIPS16 handling.
6725 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
6726 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
6727 (mips16_lay_out_constants): Do nothing unless
6728 TARGET_MIPS16_PCREL_LOADS.
6729 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
6730 * config/mips/mips.md: Split HIGHs for MIPS16.
6731 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6733 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6735 * config/mips/mips-protos.h (mips_emit_move): Declare.
6736 * config/mips/mips.c (mips_emit_move): New function.
6737 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
6738 (mips_legitimize_const_move): Likewise.
6739 (mips_legitimize_move): Likewise.
6740 (mips_split_64bit_move): Likewise.
6741 (mips_restore_gp): Likewise.
6742 (mips_load_call_address): Likewise.
6743 (mips_emit_fcc_reload): Likewise.
6744 (mips_set_return_address): Likewise.
6745 (mips_block_move_straight): Likewise.
6746 (mips_block_move_loop): Likewise.
6747 (mips_setup_incoming_varargs): Likewise.
6748 (mips_save_reg): Likewise.
6749 (mips_expand_prologue): Likewise.
6750 (mips_restore_reg): Likewise.
6751 (mips_expand_epilogue): Likewise.
6752 (mips_output_mi_thunk): Likewise.
6753 (build_mips16_call_stub): Likewise.
6754 (mips_builtin_branch_and_move): Likewise.
6755 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
6756 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6757 (fixuns_truncdfdi2): Likewise.
6758 (fixuns_truncsfsi2): Likewise.
6759 (fixuns_truncsfdi2): Likewise.
6760 (loadgp_absolute): Likewise.
6761 (builtin_setjmp_setup): Likewise.
6762 (builtin_longjmp): Likewise.
6763 (untyped_call): Likewise.
6765 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6767 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
6768 an "rtx *" argument. Return a bool.
6769 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
6770 values and return true if they can be split. Take the same kind of
6771 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
6772 and store the lo_sum there if nonnull. Use the symbol type to
6773 determine whether a $gp or HIGH is needed.
6774 (mips_legitimize_address): Update call to mips_split_symbol and
6775 simplify accordingly.
6776 (mips_legitimize_const_move): Likewise.
6777 * config/mips/mips.md: In the combine define_split,
6778 check mips_split_symbol instead of splittable_symbolic_operand.
6779 Update use of mips_split_symbol in the generator code.
6780 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
6782 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6784 * config/mips/mips.c (mips_symbolic_address_p): Delete.
6785 (mips_symbol_insns_1): New function, split out from...
6786 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
6787 and stores separately from load addresses.
6788 (mips_classify_address): Replace uses of mips_symbolic_address_p
6789 with uses of mips_symbol_insns.
6790 (mips_address_insns): Update calls to mips_symbol_insns.
6791 (mips_const_insns): Likewise.
6792 (mips_legitimize_address): Likewise.
6794 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6796 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
6797 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
6798 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
6799 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
6800 non-call contexts if TARGET_MIPS16.
6801 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
6802 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
6803 code for SYMBOL_ABSOLUTE.
6804 (mips_symbol_insns): Likewise.
6806 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6808 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
6809 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
6810 (mips_symbolic_constant_p): Likewise. Update the call to
6811 mips_classify_symbol.
6812 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
6813 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
6814 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
6815 (print_operand_reloc): Add a context argument. Update the call to
6816 mips_symbolic_constant_p.
6817 (print_operand): Update the calls to print_operand_reloc.
6818 (print_operand_address): Use print_operand_reloc rather than
6820 (mips_rewrite_small_data_p): Add a context argument. Update the call
6821 to mips_symbolic_constant_p.
6822 (mips_small_data_pattern_1): Make DATA the containing mem.
6823 Update the call to mips_rewrite_small_data_p.
6824 (mips_rewrite_small_data_1): Likewise.
6825 (mips_use_anchors_for_symbol_p): Update the call to
6826 mips_symbolic_constant_p.
6827 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6828 (splittable_symbolic_operand): Likewise.
6829 (move_operand): Likewise.
6830 (absolute_symbolic_operand): Likewise.
6831 (got_disp_operand): Likewise.
6832 (got_page_ofst_operand): Likewise.
6834 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6836 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
6837 (SYMBOL_ABSOLUTE): ...this.
6838 (SYMBOL_SMALL_DATA): Rename to...
6839 (SYMBOL_GP_RELATIVE): ...this.
6840 (SYMBOL_CONSTANT_POOL): Rename to...
6841 (SYMBOL_PC_RELATIVE): ...this.
6842 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
6843 (mips_symbolic_address_p, mips_symbol_insns, override_options)
6844 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
6845 after above changes.
6846 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6847 (general_symbolic_operand): Rename to...
6848 (absolute_symbolic_operand): ...this.
6849 * config/mips/mips.md: Update after above changes.
6851 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
6852 Revital Eres <eres@il.ibm.com>
6854 * ddg.c (print_ddg): Add dump information.
6855 * modulo-sched.c (print_node_sched_params): Add parameter and
6857 (calculate_maxii): Remove function.
6858 (undo_generate_reg_moves): Likewise.
6859 (undo_permute_partial_schedule): Likewise.
6860 (kernel_number_of_cycles): Likewise.
6861 (MAXII_FACTOR): New definition to calculate the upper bound of II.
6862 (sms_schedule): Use it. Remove profitability checks.
6863 (sms_schedule_by_order): Fix order of nodes within the cycle.
6865 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6867 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
6868 -profile option, add pie support.
6869 (ENDFILE_SPEC): New spec.
6870 * config/gnu.h (LIB_SPEC): Add -profile option.
6872 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6874 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
6875 * config/gnu.h (LIB_SPEC): Likewise.
6877 2007-08-07 Yaz Saito <saito@google.com>
6878 Ian Lance Taylor <iant@google.com>
6880 * common.opt (finstrument-functions-exclude-function-list): New
6882 (finstrument-functions-exclude-file-list): New option.
6883 * opts.c (char_p): Define and DEF_VEC.
6884 (flag_instrument_functions_exclude_functions): New static
6886 (flag_instrument_functions_exclude_files): New static variable.
6887 (add_instrument_functions_exclude_list): New static function.
6888 (flag_instrument_functions_exclude_p): New function.
6889 (common_handle_option): Handle new options.
6890 * flags.h (flag_instrument_functions_exclude_p): Declare.
6891 * gimplify.c (gimplify_function_tree): Call
6892 flag_instrument_functions_exclude_p.
6893 * doc/invoke.texi (Option Summary): Mention new options.
6894 (Code Gen Options): Document new options.
6896 2007-08-07 Ian Lance Taylor <iant@google.com>
6898 PR rtl-optimization/32776
6899 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
6900 (resolve_use): Likewise.
6901 (decompose_multiword_subregs): Remove "changed" local variable.
6903 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
6905 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
6906 * configure: Regenerate.
6907 * config.in: Regenerate.
6908 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
6911 2007-08-07 Ian Lance Taylor <iant@google.com>
6913 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
6914 note, just delete the insn.
6916 2007-08-07 Andreas Schwab <schwab@suse.de>
6919 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
6922 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
6924 * lower-subreg.c (resolve_subreg_use): Remove assertion.
6925 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
6926 (decompose_multiword_subregs): Use the functions above to decompose
6927 multiword shifts and zero-extends.
6929 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
6931 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
6932 "assemble" descriptions which were swapped.
6934 2007-08-06 Chao-ying Fu <fu@mips.com>
6936 * fixed-value.h: New file.
6937 * fixed-value.c: New file.
6938 * Makefile.in (OBJS-common): Add fixed-value.o.
6939 (fixed-value.o): New rule.
6940 (GTFILES): Add fixed-value.h.
6941 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
6942 to compare a.low and b.low.
6943 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
6945 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6946 Daniel Jacobowitz <dan@codesourcery.com>
6949 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
6951 (x86_64-*-netbsd*): Likewise.
6952 (x86_64-*-linux*): Likewise.
6953 (x86_64-*-kfreebsd*-gnu): Likewise.
6954 (x86_64-*-knetbsd*-gnu): Likewise.
6955 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
6957 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
6959 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
6960 Add -fno-asynchronous-unwind-tables.
6962 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
6963 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
6964 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
6965 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
6966 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
6968 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6970 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
6971 (TARGET_C_MODE_FOR_SUFFIX): New.
6973 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6975 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
6977 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6979 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
6981 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6983 * config/i386/i386.md: Check TARGET_ macros and optimize_size
6984 before checking function returns in conditional expressions.
6986 2007-08-06 Alfred Minarik <a.minarik@aon.at>
6989 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
6991 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6994 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
6995 for INTEGRAL_TYPE_P.
6997 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
6999 * configure.ac: Remove --enable-checking=df from default settings.
7000 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7001 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7002 if the parameter is true.
7003 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7004 DF_VERIFY_SCHEDULED flag is true.
7005 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7006 (df_finish_pass): Adjust prototype.
7007 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7010 * see.c (pass_see): Add TODO_df_verify.
7011 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7012 * global.c (rest_of_handle_global_alloc): Schedule verification
7014 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7016 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7017 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7018 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7020 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7021 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7022 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7024 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7025 Revital Eres <eres@il.ibm.com>
7027 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7029 * ddg.c (create_ddg_dependence): Rename to...
7030 (create_ddg_dep_from_intra_loop_link): This. Do not check
7031 for interloop edges. Do not create anti dependence edge when
7032 a true dependence edge exists in the opposite direction and
7033 -fmodulo-sched-allow-regmoves is set.
7034 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7035 (add_cross_iteration_register_deps): Create anti dependence edge
7036 when -fno-modulo-sched-allow-regmoves is set.
7037 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7039 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7041 * config/arm/arm.md (movsi): Add braces.
7043 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7046 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7047 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7050 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7052 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7053 state accessor functions.
7054 * cfgloopmanip.c (remove_path, create_preheaders,
7055 force_single_succ_latches, fix_loop_structure): Ditto.
7056 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7057 tree_duplicate_loop_to_header_edge): Ditto.
7058 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7059 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7061 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7062 cleanup_tree_cfg): Ditto.
7063 * tree-cfg.c (tree_merge_blocks): Ditto.
7064 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7065 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7066 loop_preheader_edge, single_exit): Ditto.
7067 (flow_loops_find): Do not clear loops->state.
7068 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7069 loops_state_clear): New functions.
7071 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7074 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7075 when adding to the base and convert ELT to sizetype instead of type.
7077 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7080 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7081 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7083 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7086 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7087 correct type the negate expression.
7089 2007-08-03 Jan Hubicka <jh@suse.cz>
7091 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7094 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7096 * config/rs6000/rs6000.c (struct processor_cost): Change
7097 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7098 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7100 (rios1_costs, rios2_cost): Correct cache line size.
7101 (rs6000_override_options): Set l2-cache-size parameter.
7103 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7104 Diego Novillo <dnovillo@google.com>
7107 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7108 if the range includes 0.
7110 2007-08-03 Ben Elliston <bje@au.ibm.com>
7112 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7113 mode to unspec expressions to silence a warning from the generator
7116 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7118 * config/ia64/constraints.md ("U"): Make constraint vector only.
7120 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7123 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7124 always_inline attribute on the function decl.
7126 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7129 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7130 if we are compiling with -fPIC.
7132 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7133 Nigel Stephens <nigel@mips.com>
7135 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7136 Define for MIPS32 and MIPS64.
7138 2007-08-02 Nick Clifton <nickc@redhat.com>
7140 * config/host-hpux.c: Change copyright header to refer to version
7141 3 of the GNU General Public License and to point readers at the
7142 COPYING3 file and the FSF's license web page.
7143 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7144 config/alpha/linux.h, config/alpha/alpha.opt,
7145 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7146 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7147 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7148 config/alpha/alpha.h, config/alpha/sync.md,
7149 config/alpha/openbsd.h, config/alpha/alpha.md,
7150 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7151 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7152 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7153 config/alpha/constraints.md, config/alpha/osf.h,
7154 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7155 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7156 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7157 config/frv/frv-asm.h, config/frv/frv-protos.h,
7158 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7159 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7160 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7161 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7162 config/s390/s390.opt, config/s390/s390-modes.def,
7163 config/s390/fixdfdi.h, config/s390/constraints.md,
7164 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7165 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7166 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7167 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7168 config/m32c/prologue.md, config/m32c/m32c.abi,
7169 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7170 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7171 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7172 config/m32c/jump.md, config/m32c/shift.md,
7173 config/m32c/m32c-protos.h, config/libgloss.h,
7174 config/spu/spu-protos.h, config/spu/predicates.md,
7175 config/spu/spu-builtins.h, config/spu/spu.c,
7176 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7177 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7178 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7179 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7180 config/sparc/hypersparc.md, config/sparc/predicates.md,
7181 config/sparc/linux.h, config/sparc/sp64-elf.h,
7182 config/sparc/supersparc.md, config/sparc/cypress.md,
7183 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7184 config/sparc/niagara.md, config/sparc/sparc.md,
7185 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7186 config/sparc/sparc.opt, config/sparc/sync.md,
7187 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7188 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7189 config/sparc/sparc.c, config/sparc/little-endian.opt,
7190 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7191 config/sparc/linux64.h, config/sparc/freebsd.h,
7192 config/sparc/sol2.h, config/sparc/rtemself.h,
7193 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7194 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7195 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7196 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7197 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7198 config/m32r/linux.h, config/m32r/constraints.md,
7199 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7200 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7201 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7202 config/i386/i386.md, config/i386/netware-crt0.c,
7203 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7204 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7205 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7206 config/i386/sol2.h, config/i386/constraints.md,
7207 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7208 config/i386/predicates.md, config/i386/geode.md,
7209 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7210 config/i386/freebsd64.h, config/i386/vxworksae.h,
7211 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7212 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7213 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7214 config/i386/netware.h, config/i386/i386-modes.def,
7215 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7216 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7217 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7218 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7219 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7220 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7221 config/i386/xm-mingw32.h, config/i386/linux64.h,
7222 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7223 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7224 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7225 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7226 config/i386/cygwin2.c, config/i386/i386-protos.h,
7227 config/i386/sync.md, config/i386/openbsd.h,
7228 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7229 config/i386/nto.h, config/i386/biarch64.h,
7230 config/i386/i386-coff.h, config/i386/freebsd.h,
7231 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7232 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7233 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7234 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7235 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7236 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7237 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7238 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7239 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7240 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7241 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7242 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7243 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7244 config/sh/superh64.h, config/sh/rtemself.h,
7245 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7246 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7247 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7248 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7249 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7250 config/avr/predicates.md, config/avr/constraints.md,
7251 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7252 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7253 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7254 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7255 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7256 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7257 config/c4x/predicates.md, config/c4x/c4x.h,
7258 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7259 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7260 config/xtensa/linux.h, config/xtensa/xtensa.h,
7261 config/xtensa/elf.h, config/xtensa/xtensa.md,
7262 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7263 config/xtensa/xtensa-protos.h, config/dbx.h,
7264 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7265 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7266 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7267 config/host-solaris.c, config/fr30/fr30.h,
7268 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7269 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7270 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7271 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7272 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7273 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7274 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7275 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7276 config/cris/predicates.md, config/cris/linux.h,
7277 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7278 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7279 config/cris/aout.opt, config/cris/cris-protos.h,
7280 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7281 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7282 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7283 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7284 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7285 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7286 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7287 config/chorus.h, config/mn10300/mn10300.c,
7288 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7289 config/mn10300/mn10300.h, config/mn10300/linux.h,
7290 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7291 config/mn10300/mn10300.md, config/ia64/predicates.md,
7292 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7293 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7294 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7295 config/ia64/freebsd.h, config/ia64/ia64.md,
7296 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7297 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7298 config/gofast.h, config/rtems.h, config/sol2-10.h,
7299 config/m68k/predicates.md, config/m68k/m68k.md,
7300 config/m68k/linux.h, config/m68k/m68k-modes.def,
7301 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7302 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7303 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7304 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7305 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7306 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7307 config/m68k/constraints.md, config/m68k/rtemself.h,
7308 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7309 config/m68k/uclinux.h, config/rs6000/power4.md,
7310 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7311 config/rs6000/linux.h, config/rs6000/eabi.h,
7312 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7313 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7314 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7315 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7316 config/rs6000/windiss.h, config/rs6000/603.md,
7317 config/rs6000/aix41.h, config/rs6000/cell.md,
7318 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7319 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7320 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7321 config/rs6000/default64.h, config/rs6000/7xx.md,
7322 config/rs6000/darwin.opt, config/rs6000/spe.md,
7323 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7324 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7325 config/rs6000/7450.md, config/rs6000/linux64.h,
7326 config/rs6000/constraints.md, config/rs6000/440.md,
7327 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7328 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7329 config/rs6000/rs6000.h, config/rs6000/power6.md,
7330 config/rs6000/predicates.md, config/rs6000/altivec.md,
7331 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7332 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7333 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7334 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7335 config/rs6000/linux64.opt, config/rs6000/sync.md,
7336 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7337 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7338 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7339 config/rs6000/eabispe.h, config/rs6000/e500.h,
7340 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7341 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7342 config/rs6000/aix.h, config/rs6000/vxworks.h,
7343 config/rs6000/40x.md, config/rs6000/aix51.h,
7344 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7345 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7346 config/arc/arc.h, config/mcore/mcore-elf.h,
7347 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7348 config/mcore/mcore.md, config/mcore/mcore.c,
7349 config/mcore/mcore.opt, config/mcore/mcore.h,
7350 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7351 config/score/predicates.md, config/score/score-version.h,
7352 config/score/score-protos.h, config/score/misc.md,
7353 config/score/elf.h, config/score/score.c, config/score/mac.md,
7354 config/score/score7.md, config/score/score.h,
7355 config/score/score-conv.h, config/score/score-mdaux.c,
7356 config/score/score.md, config/score/score.opt,
7357 config/score/score-modes.def, config/score/score-mdaux.h,
7358 config/score/mul-div.S, config/arm/uclinux-elf.h,
7359 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7360 config/arm/symbian.h, config/arm/linux-elf.h,
7361 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7362 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7363 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7364 config/arm/strongarm-pe.h, config/arm/arm.h,
7365 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7366 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7367 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7368 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7369 config/arm/arm-cores.def, config/arm/arm-protos.h,
7370 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7371 config/arm/wince-pe.h, config/arm/neon.md,
7372 config/arm/constraints.md, config/arm/neon.ml,
7373 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7374 config/arm/arm.opt, config/arm/arm926ejs.md,
7375 config/arm/predicates.md, config/arm/iwmmxt.md,
7376 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7377 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7378 config/arm/neon-testgen.ml, config/arm/arm.md,
7379 config/arm/xscale-coff.h, config/arm/pe.c,
7380 config/arm/arm-generic.md, config/arm/pe.h,
7381 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7382 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7383 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7384 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7385 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7386 config/pa/predicates.md, config/pa/pa64-hpux.h,
7387 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7388 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7389 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7390 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7391 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7392 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7393 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7394 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7395 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7396 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7397 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7398 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7399 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7400 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7401 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7402 config/mips/linux64.h, config/mips/elforion.h,
7403 config/mips/constraints.md, config/mips/generic.md,
7404 config/mips/predicates.md, config/mips/4300.md,
7405 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7406 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7407 config/mips/5k.md, config/mips/vr4120-div.S,
7408 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7409 config/mips/mips-protos.h, config/mips/6000.md,
7410 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7411 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7412 config/mips/mips-modes.def, config/mips/vr.h,
7413 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7414 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7415 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7416 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7417 config/vax/openbsd1.h, config/vax/netbsd.h,
7418 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7419 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7420 config/h8300/rtems.h, config/h8300/predicates.md,
7421 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7422 config/h8300/h8300.md, config/h8300/h8300.opt,
7423 config/h8300/coff.h, config/h8300/h8300-protos.h,
7424 config/v850/v850.md, config/v850/predicates.md,
7425 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7426 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7427 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7428 config/mmix/mmix.h, config/mmix/predicates.md,
7429 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7430 config/mmix/mmix.c, config/mmix/mmix.opt,
7431 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7432 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7433 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7434 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7437 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7439 * emit-rtl.c (reset_used_decls): Rename to...
7440 (set_used_decls): ...this. Set the used flag rather than clearing it.
7441 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7442 DECL_RTLs rather than resetting them.
7444 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7446 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7448 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7450 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7451 argument to find_reloads_address.
7453 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7455 PR tree-optimization/32919
7456 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7457 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7458 (coalesce_ssa_name): Call it.
7460 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7461 David Ung <davidu@mips.com>
7463 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7464 (__mips16_unorddf2, __mips16_floatunsidf): New.
7465 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7467 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7469 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7471 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7472 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7473 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7474 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7475 * omp-low.c (get_ws_args_for, determine_parallel_type,
7476 expand_omp_for_generic, expand_omp_for_static_nochunk,
7477 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7478 Work with more precise CFG.
7479 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7480 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7482 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7483 * gimple-low.c (lower_stmt): Ditto.
7484 * tree-inline.c (estimate_num_insns_1): Ditto.
7485 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7486 (OMP_SECTIONS_SWITCH): New.
7487 * tree-cfgcleanup.c (cleanup_omp_return): New.
7488 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7489 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7490 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7491 (tree_redirect_edge_and_branch): Handle omp constructs.
7493 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7494 with three arguments.
7496 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7498 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7501 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7503 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7504 the loop structures may need fixing.
7505 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7507 (cleanup_tree_cfg_loop): Removed.
7508 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7509 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7510 instead of running cleanup_tree_cfg_loop.
7511 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7512 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7513 (tree_predictive_commoning): Declaration changed.
7514 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7516 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7518 * doc/invoke.texi (l1-cache-size): Update documentation.
7519 (l2-cache-size): Document.
7520 * params.h (L2_CACHE_SIZE): New macro.
7521 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7522 that L1_CACHE_SIZE is in kB now.
7523 (L2_CACHE_SIZE_BYTES): New macro.
7524 (tree_ssa_prefetch_arrays): Show size in kB.
7525 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7526 and l2_cache_size fields.
7527 * config/i386/driver-i386.c (describe_cache): Detect cache size
7529 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7530 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7531 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7532 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7533 (override_options): Set l1-cache-size and l2-cache-size to default
7534 values if not specified otherwise.
7535 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7536 (PARAM_L2_CACHE_SIZE): New.
7538 2007-08-01 Nigel Stephens <nigel@mips.com>
7539 David Ung <davidu@mips.com>
7540 Thiemo Seufer <ths@mips.com>
7541 Chris Dearman <chris@mips.com>
7542 Richard Sandiford <richard@codesourcery.com>
7544 * config.gcc (mips*-sde-elf*): New stanza.
7545 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7546 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7547 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7548 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7549 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7550 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7552 * config/mips/sde.h: New file.
7553 * config/mips/t-libgcc-mips16: Likewise.
7554 * config/mips/t-sde: Likewise.
7555 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7556 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7557 _MIPS_FPSET and _MIPS_SZINT.
7558 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7559 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7560 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7561 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7562 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7563 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7564 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7565 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7566 _MIPS_SZPTR and _MIPS_FPSET.
7567 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7568 architecture is specified.
7569 (MIPS_32BIT_OPTION_SPEC): New macro.
7571 2007-07-31 Dan Hipschman <dsh@google.com>
7573 * gcc.c (end_going_arg): New function.
7574 (do_spec_2): Use it.
7575 (do_spec_1): Use it.
7577 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7579 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7580 only if ENABLE_CHECKING is defined.
7582 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7584 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7585 df_ru_add_problem, df_ru_get_bb_info): Removed.
7586 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7587 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7588 df_ru_free_bb_info, df_ru_alloc,
7589 df_ru_bb_local_compute_process_def,
7590 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7591 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7592 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7593 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7594 df_ru_add_problem): Removed.
7596 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7599 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7600 (casesi32p, casesi64p): Likewise.
7601 (casesi): Adjust for above.
7603 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7605 * mode-switching.c (create_pre_exit): Don't search past calls.
7607 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7609 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7611 2007-07-31 Revital Eres <eres@il.ibm.com>
7613 * ddg.c (add_deps_for_def): Rename to...
7614 (add_cross_iteration_register_deps): This. Change implementation
7615 to use only reaching def and def-use chains to construct the
7616 inter loop dependencies.
7617 (add_deps_for_use): Remove function.
7618 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7619 function to build the inter loop dependencies.
7620 * modulo-sched.c (sms_schedule): Build only
7621 reaching def and def-use chains for the propose of the ddg
7624 2007-07-31 Julian Brown <julian@codesourcery.com>
7626 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7627 New define_insns. Use correct RTL.
7628 (vec_set<mode>): Write as expander.
7630 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7632 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7633 to an unallocated space.
7635 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7638 (split_constant_offset): Enable split_constant_offset to extract
7639 constants from other statements.
7640 * tree-vect-transform.c
7641 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7642 to a temp var. Force base_offset to be simple.
7644 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7646 * df-scan.c (df_scan_verify): Remove artificial limit on
7647 the number of blocks for verification.
7648 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7649 df_simulate_defs): Avoid unnecessary insn checking for defs.
7651 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7653 * config/m68k/lb1sf68.asm (FUNC): New macro.
7655 (__udivsi3): Likewise.
7656 (__divsi3): Likewise.
7657 (__umodsi3): Likewise.
7658 (__modsi3): Likewise.
7659 (__subdf3): Likewise.
7660 (__adddf3): Likewise.
7661 (__muldf3): Likewise.
7662 (__divdf3): Likewise.
7663 (__negdf2): Likewise.
7664 (__cmpdf2): Likewise.
7665 (__subsf3): Likewise.
7666 (__addsf3): Likewise.
7667 (__mulsf3): Likewise.
7668 (__divsf3): Likewise.
7669 (__negsf2): Likewise.
7670 (__cmpsf2): Likewise.
7671 (__eqdf2): Likewise.
7672 (__nedf2): Likewise.
7673 (__gtdf2): Likewise.
7674 (__gedf2): Likewise.
7675 (__ltdf2): Likewise.
7676 (__ledf2): Likewise.
7677 (__eqsf2): Likewise.
7678 (__nesf2): Likewise.
7679 (__gtsf2): Likewise.
7680 (__gesf2): Likewise.
7681 (__ltsf2): Likewise.
7682 (__lesf2): Likewise.
7684 2007-07-30 Ollie Wild <aaw@google.com>
7686 * c-ppoutput.c (print_lines_directives_only): New function.
7687 (scan_translation_unit_directives_only): New function.
7688 (preprocess_file): Add call to scan_translation_unit_directives_only.
7689 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7690 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7691 -fdirectives-only. Add errors for -fdirectives-only conflict with
7692 -Wunused-macros and -traditional.
7693 (finish_options): Add builtin macro initialization for
7694 -fdirectives-only + -fpreprocessed.
7695 * c.opt (fdirectives-only): New.
7696 * doc/cppopts.texi (fdirectives-only): New.
7698 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7700 * alias.c (record_set, memory_modified_1): Constify.
7701 * bt-load.c (note_btr_set): Likewise.
7702 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
7703 * combine.c (set_nonzero_bits_and_sign_copies,
7704 expand_field_assignment, record_dead_and_set_regs_1,
7705 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
7706 likely_spilled_retval_1): Likewise.
7707 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
7708 frv_io_handle_set): Likewise.
7709 * config/mips/mips.c (mips_sim_record_set,
7710 vr4130_true_reg_dependence_p_1): Likewise.
7711 * config/mt/mt.c (insn_dependent_p_1): Likewise.
7712 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
7713 * config/sh/sh.c (flow_dependent_p_1): Likewise.
7714 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
7715 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
7716 * ddg.c (mark_mem_store): Likewise.
7717 * df-problems.c (df_urec_mark_reg_change): Likewise.
7718 * function.c (update_epilogue_consts): Likewise.
7719 * gcse.c (record_set_info, record_last_set_info,
7720 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
7721 reg_clear_last_set): Likewise.
7722 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
7724 * jump.c (reversed_comparison_code_parts): Likewise.
7725 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
7726 reg_is_set): Likewise.
7727 * loop-iv.c (mark_altered): Likewise.
7728 * mode-switching.c (reg_becomes_live): Likewise.
7729 * optabs.c (no_conflict_move_test): Likewise.
7730 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
7732 * postreload.c (reload_combine_note_store, move2add_note_store):
7734 * regmove.c (flags_set_1): Likewise.
7735 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
7737 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
7739 * resource.c (update_live_status): Likewise.
7740 * rtl.h (set_of, note_stores): Likewise.
7741 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
7742 note_stores, parms_set): Likewise.
7743 * sched-rgn.c (sets_likely_spilled_1): Likewise.
7744 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
7746 * var-tracking.c (count_stores, add_stores): Likewise.
7748 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7750 * alias.c (mems_in_disjoint_alias_sets_p,
7751 fixed_scalar_and_varying_struct_p, aliases_everything_p,
7752 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
7753 write_dependence_p, mems_in_disjoint_alias_sets_p,
7754 read_dependence, true_dependence, canon_true_dependence,
7755 anti_dependence, output_dependence): Constify.
7756 * combine.c (extended_count): Likewise.
7757 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
7758 * cselib.c (get_value_hash, references_value_p,
7759 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
7760 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
7761 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
7762 * function.c (contains, prologue_epilogue_contains,
7763 sibcall_epilogue_contains): Likewise.
7764 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
7765 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
7766 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
7767 reg_or_subregno): Likewise.
7768 * recog.c (asm_noperands): Likewise.
7769 * reload1.c (function_invariant_p): Likewise.
7770 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
7771 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
7772 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
7773 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
7774 true_regnum, reg_or_subregno, condjump_in_parallel_p,
7775 extended_count, prologue_epilogue_contains,
7776 sibcall_epilogue_contains, function_invariant_p, true_dependence,
7777 canon_true_dependence, read_dependence, anti_dependence,
7778 output_dependence): Likewise.
7779 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
7781 2007-07-30 Julian Brown <julian@codesourcery.com>
7783 * config/arm/neon.md (V_ext): New mode attribute.
7784 (neon_vget_lane<mode>): Replace with define_expand.
7785 (neon_vget_lane<mode>_sext_internal)
7786 (neon_vget_lane<mode>_zext_internal): New define_insns for double
7787 and quad precision vectors.
7788 (neon_vget_lanedi): Add bounds check. Remove dead comment.
7789 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
7790 have typeless 32-bit result.
7792 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7795 * tree-affine.h (aff_tree): The type of rest is sizetype for types
7797 * tree-affine.c (aff_combination_scale): If type is a pointer type,
7798 use sizetype for rest.
7799 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
7800 (aff_combination_convert): Don't convert rest for pointer types.
7802 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7804 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
7806 * tree-ssa-alias.c: Add alloc-pool.h.
7807 (init_alias_info): Free alias_bitmap_obstack.
7808 (delete_alias_info): Call delete_mem_ref_stats.
7809 (get_mem_sym_stats_for): Use alloc_pool.
7810 (init_mem_ref_stats): Do not delete mem_ref_stats here.
7811 (delete_mem_sym_stats): Removed.
7813 2007-07-29 Sebastian Pop <sebpop@gmail.com>
7815 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
7816 functions cannot be represented as classical distance vectors.
7818 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7820 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
7821 * builtins.c (validate_arg, builtin_mathfn_code,
7822 validate_arglist): Likewise.
7823 * calls.c (call_expr_flags): Likewise.
7824 * combine.c (reg_nonzero_bits_for_combine,
7825 reg_num_sign_bit_copies_for_combine, get_last_value,
7826 reg_truncated_to_mode): Likewise.
7827 * emit-rtl.c (subreg_lowpart_p): Likewise.
7828 * expr.c (highest_pow2_factor_for_target,
7829 categorize_ctor_elements_1, categorize_ctor_elements,
7830 count_type_elements, contains_packed_reference,
7831 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
7832 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
7833 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
7834 native_encode_int, native_encode_real, native_encode_complex,
7835 native_encode_vector, native_encode_expr, native_interpret_int,
7836 native_interpret_real, native_interpret_complex,
7837 native_interpret_vector, native_interpret_expr): Likewise.
7838 * function.c (use_register_for_decl): Likewise.
7839 * gimplify.c (get_name): Likewise.
7840 * langhooks-def.h (lhd_return_null_const_tree): New.
7841 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
7842 * langhooks.c (lhd_return_null_const_tree): New.
7843 * langhooks.h (lang_get_callee_fndecl): Constify.
7844 * output.h (constructor_static_from_elts_p): Likewise.
7845 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
7846 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
7847 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
7848 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
7849 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
7850 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
7851 * rtlhooks-def.h (reg_nonzero_bits_general,
7852 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
7854 * rtlhooks.c (reg_num_sign_bit_copies_general,
7855 reg_nonzero_bits_general, reg_truncated_to_mode_general):
7857 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
7858 * stor-layout.c (mode_for_size_tree): Likewise.
7859 * tree-ssa-loop-im.c (memref_eq): Likewise.
7860 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
7861 * tree.c (contains_placeholder_p, type_list_equal,
7862 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
7864 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
7865 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
7866 contains_placeholder_p, contains_packed_reference,
7867 get_callee_fndecl, operand_equal_for_phi_arg_p,
7868 warn_if_unused_value, is_body_block, native_encode_expr,
7869 native_interpret_expr, fold_convertible_p, operand_equal_p,
7870 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
7871 validate_arglist, simple_cst_equal, type_list_equal,
7872 use_register_for_decl, call_expr_flags, get_name,
7873 highest_pow2_factor): Likewise.
7874 (const_call_expr_arg_iterator_d,
7875 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
7876 first_const_call_expr_arg, more_const_call_expr_args_p,
7877 FOR_EACH_CONST_CALL_EXPR_ARG): New.
7878 * varasm.c (constructor_static_from_elts_p): Constify.
7880 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
7882 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
7883 config/arm/neon-schedgen.ml, config/arm/neon.ml,
7884 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
7885 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
7886 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
7887 tree-vect-transform.c, tree.def: Fix comment typos. Follow
7888 spelling conventions.
7889 * doc/invoke.texi: Follow spelling conventions.
7891 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
7892 Revital Eres <eres@il.ibm.com>
7894 * modulo-sched.c (sms_schedule): Avoid loops which includes
7895 auto-increment instructions.
7897 2007-07-28 Richard Guenther <rguenther@suse.de>
7900 * fold-const.c (fold_cond_expr_with_comparison): Convert
7901 operand zero of MIN/MAX_EXPR to correct type.
7903 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7905 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
7906 flags_from_decl_or_type): Constify.
7907 * gcc.c (do_spec_1): Likewise.
7908 * print-tree.c (dump_addr, print_node_brief): Likewise.
7909 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
7910 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
7911 tree_purge_all_dead_eh_edges): Likewise.
7912 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
7913 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
7915 * tree.c (expr_location, expr_has_location, expr_locus,
7916 expr_filename, expr_lineno, get_inner_array_type,
7917 fields_compatible_p): Likewise.
7918 * tree.h (get_inner_array_type, fields_compatible_p,
7919 expr_location, expr_has_location, expr_locus, expr_filename,
7920 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
7921 setjmp_call_p, alloca_call_p): Likewise.
7923 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7925 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
7926 TV_FLOW_INSENSITIVE.
7928 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
7930 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
7931 (compute_flow_insensitive_aliasing): Ditto for
7932 TV_FLOW_INSENSITIVE.
7934 2007-07-27 Jan Hubicka <jh@suse.cz>
7936 * config/i386/i386.c (register_move_cost): Remove accidentally
7937 comitted #if 0 block.
7939 * attribs.c: Include hashtab.h
7940 (attribute_hash): New.
7941 (substring): New structure.
7942 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
7944 (init_attributes): Initialize attribute hash.
7945 (decl_attributes): Use attribute hash.
7946 * Makefile.in (attribs.c): Depend on hashtab.h.
7948 2007-07-27 Steve Ellcey <sje@cup.hp.com>
7950 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
7952 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7954 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
7955 __mips_dspr2 and __mips_dsp_rev macros.
7956 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
7958 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
7960 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
7962 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7966 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
7967 and the updating of the live and do_not_gen sets.
7968 (df_note_bb_compute): Added updating of live and do_not_gen sets
7969 for regular defs so that the case of clobber inside conditional
7970 call is processed correctly.
7972 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7974 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
7975 operands with compatible type.
7977 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7979 * expr.h (store_bit_field): Don't return a value.
7980 * expmed.c (check_predicate_volatile_ok): New function.
7981 (store_bit_field_1): New function, extracted from store_bit_field.
7982 Take a fallback_p argument and return true if the operation succeeded.
7983 Only use store_fixed_bit_field if fallback_p. Don't recompute
7984 mode_for_extraction; use op_mode instead. Try forcing memories
7985 into registers if the insv expander fails.
7986 (store_bit_field): Use store_bit_field_1 with fallback_p true.
7987 Don't return a value.
7988 (convert_extracted_bit_field): New function, extracted from
7990 (extract_bit_field_1): Likewise. Take a fallback_p argument
7991 and return NULL if the operation succeeded. Only use
7992 extract_fixed_bit_field if fallback_p. Only calculate one
7993 extraction mode. Combine code for extv and extzv. Try forcing
7994 memories into registers if the ext(z)v expander fails.
7995 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
7997 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7999 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8001 (df_ref): Likewise. Put regno with other integer fields.
8003 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8005 * df.h (df_mw_hardreg): Remove "loc" field.
8006 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8008 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8009 split out from df_set_unused_notes_for_mw. Return false for
8010 partial references. Assert that mw_reg is a REG when returning true.
8011 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8012 (df_whole_mw_reg_dead_p): New function, split out from
8013 df_set_dead_notes_for_mw. Return false for partial references.
8014 Assert that mw_reg is a REG when returning true.
8015 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8016 Remove redundant bitmap check.
8018 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8020 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8021 ($(T)crtend.o): Likwise.
8022 ($(T)crtbeginS.o): Likwise.
8023 ($(T)crtendS.o): Likwise.
8024 ($(T)crtfastmath.o): Likwise.
8026 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8028 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8029 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8030 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8031 and x_n_bbs_in_dom_tree fields.
8033 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8035 PR tree-optimization/32087
8036 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8037 Do not call scale_bbs_frequencies_int with prob of zero.
8039 2007-07-26 Julian Brown <julian@codesourcery.com>
8041 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8042 (neon_element_bits): Add prototypes.
8043 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8044 (neon_const_bounds, neon_element_bits): New functions.
8045 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8046 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8047 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8048 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8049 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8050 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8051 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8052 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8053 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8054 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8055 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8056 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8057 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8059 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8061 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8062 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8064 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8065 Julian Brown <julian@codesourcery.com>
8067 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8068 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8069 * config/arm/cortex-a8.md: New.
8070 * config/arm/cortex-a8-neon.md: New.
8071 * config/arm/neon-schedgen.ml: New.
8072 * config/arm/neon.md (vqh_mnem): New.
8074 (Is_float_mode): New.
8075 (Scalar_mul_8_16): New.
8077 (V_mode_nunits): New.
8078 (All instruction patterns): Annotate with neon_type attribute
8080 * config/arm/arm.md: Include cortex-a8.md.
8081 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8083 Annotate instruction patterns accordingly.
8084 (generic_sched): Do not use generic scheduling for Cortex-A8.
8085 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8087 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8089 * fold-const.c (fold_read_from_constant_string): Use
8091 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8093 2007-07-26 Nick Clifton <nickc@redhat.com>
8095 * tree-ssa-operands.h: Change copyright header to refer to version
8096 3 of the GNU General Public License and to point readers at the
8097 COPYING3 file and the FSF's license web page.
8098 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8099 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8100 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8101 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8102 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8103 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8104 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8105 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8106 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8107 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8108 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8109 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8110 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8111 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8112 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8113 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8114 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8115 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8116 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8117 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8118 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8119 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8120 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8121 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8122 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8123 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8124 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8125 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8126 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8127 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8128 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8129 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8130 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8131 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8132 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8133 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8134 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8135 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8136 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8137 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8138 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8139 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8140 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8141 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8142 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8143 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8144 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8145 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8146 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8147 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8148 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8149 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8150 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8151 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8152 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8153 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8154 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8155 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8156 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8157 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8158 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8159 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8160 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8161 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8162 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8163 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8164 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8165 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8166 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8167 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8168 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8169 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8170 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8171 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8172 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8173 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8174 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8175 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8176 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8177 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8178 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8179 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8180 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8181 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8182 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8183 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8184 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8185 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8186 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8187 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8188 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8189 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8190 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8191 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8192 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8193 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8194 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8195 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8196 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8197 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8198 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8199 convert.c, convert.h, langhooks-def.h, reload1.c,
8200 tree-ssa-operands.c: Likewise.
8202 2007-07-26 Jan Hubicka <jh@suse.cz>
8204 * tree-ssa-live.c: Include debug.h and flags.h.
8205 (mark_scope_block_unused): New function.
8206 (remove_unused_scope_block_p): New function.
8207 (remove_unused_locals): Remove unused blocks too.
8209 2007-07-25 Ian Lance Taylor <iant@google.com>
8211 * combine.c (combine_max_regno): Remove. Remove all uses.
8212 (struct reg_stat_struct): Rename from struct reg_stat.
8213 (reg_stat_type): Define, and declare VECs.
8214 (reg_stat): Change from pointer to VEC. Change all uses.
8215 (combine_split_insns): New static function.
8216 (try_combine, find_split_point): Call it instead of split_insns.
8218 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8220 * cfghooks.c (split_block): Fix the information about loop latch.
8222 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8224 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8226 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8228 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8229 Scan the new edge for loop exit info.
8231 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8233 * config/darwin.c: Include debug.h.
8235 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8238 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8240 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8242 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8243 (HARD_REGNO_MODE_OK): Ditto.
8244 (MODES_TIEABLE_P): Ditto.
8245 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8246 (CLASS_MAX_NREGS): Ditto.
8247 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8248 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8249 (divdf3_internal_thr): Removed.
8250 * config/ia64/div.md: New file.
8251 * config/ia64/constraints.md: Add H constraint.
8253 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8255 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8256 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8257 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8258 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8259 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8260 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8261 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8262 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8263 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8264 dump_sbitmap_file, debug_sbitmap, popcount_table,
8265 sbitmap_popcount): Constify.
8266 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8267 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8268 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8269 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8270 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8271 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8272 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8273 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8274 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8275 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8276 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8278 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8280 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8281 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8282 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8283 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8284 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8285 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8286 bitmap_intersect_p, bitmap_intersect_compl_p,
8287 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8288 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8290 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8291 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8292 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8293 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8294 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8295 debug_bitmap, debug_bitmap_file, bitmap_print,
8296 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8297 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8299 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8301 * config/darwin.c (darwin_override_options): Additional fix for
8302 debug info formats that don't support var tracking.
8304 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8306 * cselib.c (entry_and_rtx_equal_p): Constify.
8307 * gengtype.c (output_mangled_typename, write_types, write_local):
8309 * gengtype.h (const_type_p): New.
8310 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8312 * tlink.c (scan_linker_output): De-constify.
8313 * tree-ssa-loop-im.c (memref_eq): Constify.
8314 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8315 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8317 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8319 * c-common.c (fname_as_string, c_type_hash): Constify.
8320 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8321 * cgraph.c (edge_hash, edge_eq): Likewise.
8322 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8323 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8324 reg_attrs_htab_eq): Likewise.
8325 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8327 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8328 const_decl_t, const_state_t, const_automata_list_el_t): New.
8329 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8330 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8331 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8332 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8333 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8334 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8335 compare_max_occ_cycle_nums, out_state_arcs_num,
8336 compare_transition_els_num, units_cmp, state_reservs_cmp):
8338 * genmodes.c (cmp_modes): Likewise.
8339 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8340 * gimplify.c (compare_case_labels): Likewise.
8341 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8342 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8343 * matrix-reorg.c (mtt_info_hash): Likewise.
8344 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8345 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8346 (htab_hash_bucket, htab_hash_elem): Constify.
8347 * tree-browser.c (TB_parent_eq): Likewise.
8348 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8349 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8350 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8351 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8353 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8354 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8355 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8356 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8357 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8359 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8360 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8361 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8362 * tree-ssa-threadupdate.c (redirection_data_hash,
8363 redirection_data_eq): Likewise.
8364 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8365 * tree-ssa.c (var_ann_eq): Likewise.
8366 * tree-vrp.c (compare_case_labels): Likewise.
8367 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8368 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8369 tree_not_check_failed, tree_class_check_failed,
8370 tree_range_check_failed, tree_not_class_check_failed,
8371 omp_clause_check_failed, omp_clause_range_check_failed,
8372 tree_contains_struct_check_failed, tree_operand_check_failed):
8374 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8375 tree_not_check_failed, tree_class_check_failed,
8376 tree_range_check_failed, tree_not_class_check_failed,
8377 tree_operand_check_failed, omp_clause_operand_check_failed,
8378 tree_operand_length): Likewise.
8379 * var-tracking.c (const_variable): New.
8380 (variable_htab_hash, variable_htab_eq): Constify.
8381 * varasm.c (const_desc_hash): Likewise.
8383 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8385 * expr.c (handled_component_p): Constify.
8386 * fold-const.c (fit_double_type): Likewise.
8387 * real.h (real_value_from_int_cst): Likewise.
8388 * tree-flow-inline.h (gimple_in_ssa_p,
8389 gimple_aliases_computed_p, gimple_addressable_vars,
8390 gimple_call_clobbered_vars, gimple_referenced_vars,
8391 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8392 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8393 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8394 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8395 is_label_stmt, is_global_var, phi_ssa_name_p,
8396 factoring_name_p, is_call_clobbered, tree_common_ann,
8397 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8398 unmodifiable_var_p, array_ref_contains_indirect_ref,
8399 ref_contains_array_ref, lookup_subvars_for_var,
8400 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8401 gimple_mem_ref_stats): Likewise.
8402 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8403 may_aliases, is_exec_stmt, is_label_stmt,
8404 ref_contains_array_ref, array_ref_contains_indirect_ref,
8405 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8406 unmodifiable_var_p): Likewise.
8407 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8408 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8409 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8410 cst_and_fits_in_hwi, real_value_from_int_cst,
8411 build_real_from_int_cst, integer_zerop, integer_onep,
8412 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8413 tree_floor_log2, real_zerop, real_onep, real_twop,
8414 real_minus_onep, really_constant_p, purpose_member, chain_member,
8415 list_length, fields_length, int_size_in_bytes, bit_position,
8416 int_bit_position, byte_position, int_byte_position, expr_align,
8417 array_type_nelts, tree_node_structure,
8418 type_contains_placeholder_1, iterative_hash_pointer,
8419 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8420 tree_map_base_eq, type_hash_list, type_hash_eq,
8421 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8422 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8423 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8424 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8425 int_fits_type_p, get_containing_scope, decl_function_context,
8426 decl_type_context, omp_clause_operand_check_failed,
8427 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8428 * tree.h (omp_clause_operand_check_failed, tree_size,
8429 build_real_from_int_cst, array_type_nelts, purpose_member,
8430 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8431 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8432 is_attribute_p, check_qualified_type, expr_align,
8433 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8434 int_byte_position, list_length, fields_length, initializer_zerop,
8435 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8436 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8437 tree_node_structure, handled_component_p, get_containing_scope,
8438 decl_function_context, decl_type_context, real_zerop,
8439 type_num_arguments, fit_double_type, really_constant_p,
8440 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8441 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8442 real_twop, real_minus_onep, int_cst_value): Likewise.
8444 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8446 * cfglayout.c (insn_scope, insn_line): Constify.
8447 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8448 const_double_htab_hash, const_double_htab_eq,
8449 mem_attrs_htab_hash): Likewise.
8450 * loop-iv.c (biv_eq): Likewise.
8451 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8452 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8453 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8455 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8456 error_for_asm, warning_for_asm, _fatal_insn,
8457 _fatal_insn_not_found): Likewise.
8458 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8459 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8460 rtl_check_failed_type2, rtl_check_failed_code1,
8461 rtl_check_failed_code2, rtl_check_failed_code_mode,
8462 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8463 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8464 rtl_check_failed_type2, rtl_check_failed_code1,
8465 rtl_check_failed_code2, rtl_check_failed_code_mode,
8466 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8467 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8468 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8469 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8470 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8471 rtx_unstable_p, get_integer_term, get_related_value,
8472 offset_within_block_p, reg_mentioned_p, count_occurrences,
8473 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8474 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8475 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8476 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8477 find_constant_src, find_reg_fusage, find_regno_fusage,
8478 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8479 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8480 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8481 computed_jump_p, auto_inc_p, in_expr_list_p,
8482 remove_node_from_expr_list, loc_mentioned_in_p,
8483 label_is_jump_target_p, reversed_comparison_code_parts,
8484 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8485 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8486 print_inline_rtx): Likewise.
8487 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8488 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8489 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8490 get_integer_term, get_related_value, offset_within_block_p,
8491 count_occurrences, reg_mentioned_p, no_labels_between_p,
8492 reg_used_between_p, reg_referenced_p, single_set_2,
8493 multiple_sets, set_noop_p, refers_to_regno_p,
8494 reg_overlap_mentioned_p, dead_or_set_p,
8495 covers_regno_no_parallel_p, covers_regno_p,
8496 dead_or_set_regno_p, find_reg_note, find_regno_note,
8497 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8498 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8499 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8500 side_effects_p, may_trap_p_1, may_trap_p,
8501 may_trap_after_code_motion_p, may_trap_or_fault_p,
8502 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8503 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8504 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8505 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8506 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8508 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8509 warning_for_asm): Likewise.
8510 * tree.h (print_rtl): Likewise.
8511 * varasm.c (get_pool_mode): Likewise.
8513 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8515 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8516 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8517 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8518 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8519 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8520 * ddg.c (compare_sccs): Likewise.
8521 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8522 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8523 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8524 decimal_do_fix_trunc, decimal_real_to_integer,
8525 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8526 * dse.c (const_group_info_t): New.
8527 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8528 * dwarf2out.c (const_dw_die_ref): New.
8529 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8530 * tree-browser.c (TB_parent_eq): Likewise.
8531 * unwind-dw2-fde.c (__register_frame_info_bases,
8532 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8533 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8535 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8536 * unwind-dw2.c (uw_frame_state_for): Likewise.
8537 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8538 * value-prof.h (const_histogram_value): New.
8540 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8542 * config/mips/mips.c (machine_function): Add
8543 initialized_mips16_gp_pseudo_p.
8544 (mips16_gp_pseudo_reg): Do not emit the initialization of
8545 mips16_gp_pseudo_rtx when being called from the gimple cost-
8546 calculation routines; emit it on the first use outside those
8549 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8551 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8554 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8555 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8556 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8557 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8558 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8559 Preserve const-ness of parameters through use of __typeof(),
8560 also constify and tidy.
8562 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8563 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8564 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8565 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8566 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8567 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8568 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8569 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8570 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8572 2007-07-25 Julian Brown <julian@codesourcery.com>
8573 Mark Shinwell <shinwell@codesourcery.com>
8575 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8576 (alpha_mangle_type): This.
8577 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8578 (TARGET_MANGLE_TYPE): Define this instead.
8579 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8580 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8581 (arm_init_neon_builtins): Fix comment.
8582 (arm_mangle_map_entry): New.
8583 (arm_mangle_map): New.
8584 (arm_mangle_type): New.
8585 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8586 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8587 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8588 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8589 (TARGET_MANGLE_TYPE): Define this instead.
8590 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8591 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8592 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8593 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8594 (TARGET_MANGLE_TYPE): Define this instead.
8595 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8597 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8598 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8599 (TARGET_MANGLE_TYPE): Define this instead.
8600 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8601 (s390_mangle_type): This.
8602 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8603 (TARGET_MANGLE_TYPE): Define this instead.
8604 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8605 (sparc_mangle_type): This.
8606 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8607 (TARGET_MANGLE_TYPE): Define this instead.
8608 * cp/mangle.c (write_type): Call mangle_type target hook on all
8609 types before mangling. Use original type, not main variant, as
8611 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8612 (TARGET_MANGLE_TYPE): This.
8613 * target.h (gcc_target): Rename mangle_fundamental_type to
8615 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8616 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8618 2007-07-25 Julian Brown <julian@codesourcery.com>
8619 Paul Brook <paul@codesourcery.com>
8620 Joseph Myers <joseph@codesourcery.com>
8621 Mark Shinwell <shinwell@codesourcery.com>
8623 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8624 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8625 (with_fpu): Allow --with-fpu=neon.
8626 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8627 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8628 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8629 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8630 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8631 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8632 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8633 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8634 (output_move_neon): Add prototypes.
8635 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8636 (all_fpus): Add FPUTYPE_NEON.
8637 (fp_model_for_fpu): Add NEON field.
8638 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8639 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8641 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8643 (thumb2_legitimate_address_p): Likewise.
8644 (neon_valid_immediate): Recognize and prepare constants suitable for
8646 (neon_immediate_valid_for_move): New function. Recognize and prepare
8647 immediates for NEON move instructions.
8648 (neon_immediate_valid_for_logic): New function. Recognize and
8649 prepare immediates for NEON logic instructions.
8650 (neon_output_logic_immediate): New function. Create asm string
8651 suitable for outputting immediate logic instructions.
8652 (neon_pairwise_reduce): New function. Implement reduction using
8653 pairwise operations.
8654 (neon_expand_vector_init): New function. Expand a (possibly
8655 non-constant) vector initialization.
8656 (neon_vector_mem_operand): New function. Memory operands supported
8657 for quad-word loads/stores to/from ARM or NEON registers. Don't
8658 allow base+offset addressing for core regs.
8659 (neon_struct_mem_operand): New function. Valid mems for NEON
8661 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8662 from neon_vector_mem_operand addresses without a secondary register.
8663 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8664 (add_minipool_backward_ref): Likewise.
8665 (dump_minipool): Likewise.
8666 (push_minipool_fix): Likewise.
8667 (output_move_quad): New function. Output quad-word moves, loads and
8668 stores using ARM registers.
8669 (output_move_vfp): Add support for vectors in VFP (NEON) D
8671 (output_move_neon): Output a NEON load/store to/from a quadword
8673 (arm_print_operand): Implement new codes:
8674 - 'c' for unadorned integers (without a # sign).
8675 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8677 - 'e', 'f' for the low and high D parts of a NEON Q register.
8678 - 'q' outputs a NEON Q register.
8679 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8680 - 'T' prints NEON opcode features from a coded bitmask.
8681 - 'F' is similar to T, but signed/unsigned codes both print as
8683 - 't' is similar to T, but 'u' is printed instead of 'p'.
8684 - 'O' prints 'r' if NEON instruction should perform rounding (as
8685 specified by bitmask), else prints nothing.
8686 - '#' is a punctuation character to stop operand numbers from
8687 running together with following digits in the assembler
8688 strings for instructions (when using mode attributes).
8689 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8690 constant vectors in big-endian mode, where necessary.
8691 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8692 Handle EI, OI, CI, XI modes.
8693 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8694 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8695 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
8696 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
8697 (neon_builtin_type_bits): Add enumeration, one bit for each vector
8699 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
8700 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
8701 to turn v8qi, etc. into bits defined above.
8702 (neon_itype): New enumeration. Classifications of NEON builtins.
8703 (neon_builtin_datum): Define struct. Contains information about
8704 a single builtin (with multiple modes).
8705 (CF): Define helper macro for...
8706 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
8708 (neon_builtin_data): New array. Define information about builtins
8709 for use during initialization/expansion.
8710 (arm_init_neon_builtins): New function.
8711 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
8713 (neon_builtin_compare): New function.
8714 (locate_neon_builtin_icode): New function. Find an insn code for a
8715 builtin given a function code for that builtin. Also return type of
8716 builtin (NEON_BINOP, NEON_UNOP etc.).
8717 (builtin_arg): New enumeration. Types of arguments for builtins.
8718 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
8719 Takes a variable argument list of builtin_arg types, terminated by
8721 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
8722 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
8723 (neon_emit_pair_result_insn): New function. Support returning pairs
8724 of vectors via a pointer.
8725 (neon_disambiguate_copy): New function. Set up operands for a
8726 multi-word copy such that registers do not get clobbered.
8727 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
8728 ARM_BUILTIN_NEON_BASE.
8729 (arm_file_start): Set float-abi attribute for NEON.
8730 (arm_vector_mode_supported_p): Enable NEON vector modes.
8731 (arm_mangle_map_entry): New.
8732 (arm_mangle_map): New.
8733 (arm_mangle_vector_type): New.
8734 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
8736 (TARGET_NEON): New macro. Target supports NEON.
8737 (fputype): Add FPUTYPE_NEON.
8738 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
8739 for vectorization based on command-line arg.
8740 (NEON_REGNO_OK_FOR_NREGS): Define.
8741 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
8742 (VALID_NEON_STRUCT_MODE): Define.
8743 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
8744 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
8745 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
8746 (consttable_16): Add pattern for outputting 16-byte minipool
8748 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
8750 (vec-common.md, neon.md): Include md files.
8751 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
8752 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
8753 (memory_constraint "Ut", "Un", "Us"): Define.
8754 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
8755 (MMX_char): New mode attribute.
8756 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
8757 (*add<mode>3_iwmmxt): New insn pattern.
8758 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
8759 (*sub<mode>3_iwmmxt): New insn pattern.
8760 (mulv4hi3): Rename to...
8761 (*mulv4hi3_iwmmxt): This.
8762 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
8763 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
8764 (uminv4hi3, uminv2si3): Remove. Replace with...
8765 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
8766 (*umin<mode>3_iwmmxt): These.
8767 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
8768 (ashr<mode>3_iwmmxt): This new pattern.
8769 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
8770 (lshr<mode>3_iwmmxt): This new pattern.
8771 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
8772 (ashl<mode>3_iwmmxt): This new pattern.
8773 * config/arm/neon-docgen.ml: New file. Generate documentation for
8775 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
8776 * config/arm/arm_neon.h: New (autogenerated).
8777 * config/arm/neon-testgen.ml: New file. Generate NEON tests
8779 * config/arm/neon.md: New file. Define NEON instructions.
8780 * config/arm/neon.ml: New file. Abstract description of NEON
8781 instructions, used to generate arm_neon.h header, documentation and
8783 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
8784 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
8786 * doc/extend.texi (ARM Built-in Functions): Rename and remove
8788 (ARM NEON Intrinsics): New subsection.
8789 * doc/arm-neon-intrinsics.texi: New (autogenerated).
8791 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
8793 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
8796 2007-07-24 Jan Hubicka <jh@suse.cz>
8798 * regclass.c (move_table): New type.
8799 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
8800 (init_move_cost): Break out from ...
8801 (init_reg_sets_1): ... here; simplify computation of
8802 have_regs-of_mode and contains_reg_of_mode.
8803 (record_reg_classes): Unswitch internal loops.
8804 (copy_cost): Trigger lazy initialization of move cost
8805 (record_address_regs): Likewise.
8807 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
8809 * config/darwin.c (darwin_override_options): Don't force on
8810 flag_var_tracking_uninit when no debug info is requested.
8812 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8814 * cfgloop.c (init_loops_structure): New function.
8815 (flow_loops_find): Create root of the loop tree unconditionally.
8817 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
8819 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
8821 2007-07-24 Jan Hubicka <jh@suse.cz>
8823 * caller-save.c: Include ggc.h, gt-caller-save.h
8824 (reg_save_code, reg_restore_code): Rename to ...
8825 (cached_reg_save_code, cached_reg_restore_code): ... those.
8826 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
8827 (reg_save_code, reg_restore_code): New functions.
8828 (init_caller_save): Do not intialize
8829 reg_save_code/reg_restore_code tables.
8830 * Makefile.in: (gt-caller-save.h): New.
8832 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8834 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
8835 with the mode of the original operand instead of
8838 2007-07-23 Jan Hubicka <jH@suse.cz>
8840 * i386.c (ix86_secondary_memory_needed): Break out to...
8841 (inline_secondary_memory_needed): ... here.
8842 (ix86_memory_move_cost): Break out to ...
8843 (inline_memory_move_cost): ... here; add support for IN value of 2 for
8844 maximum of input and output; fix handling of Q_REGS on 64bit.
8845 (ix86_secondary_memory_needed): Microoptimize.
8847 2007-07-23 Sebastian Pop <sebpop@gmail.com>
8849 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
8850 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
8851 stmts_from_loop, known_dependences_p, build_rdg): New.
8852 * tree-data-ref.h: Depends on graphds.h.
8853 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
8854 (build_rdg): Declared.
8855 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
8857 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
8859 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
8862 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
8863 Jakub Jelinek <jakub@redhat.com>
8865 PR middle-end/PR28690
8866 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
8868 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
8869 and MEM_POINTER operands over REG and MEM operands.
8870 (swap_commutative_operands_p): Change return value to bool.
8871 * rtl.h: Update the corresponding prototype.
8872 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
8873 instead of gen_rtx_PLUS.
8874 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
8875 value to bool. Change function arguments to rtx's and update code
8877 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
8878 calls to match the new declaration.
8879 * simplify-rtx.c (simplify_associative_operation): Don't
8880 reorder simplify_binary_operation arguments.
8882 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8884 * config/mips/mips.c (override_options): Use mips_costs to derive
8885 the default branch cost.
8886 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
8888 * config/mips/mips.opt (mbranch-cost=): New option.
8889 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
8891 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8893 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
8894 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
8895 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
8896 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
8898 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8900 * config/mips/constraints.md (ks): New constraint.
8901 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
8902 (*add<mode>3_mips16): ...here.
8904 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
8906 * optabs.h (enum optab_index): Add new OTI_signbit.
8907 (signbit_optab): Define corresponding macro.
8908 (enum insn_code signbit_optab[]): Remove array.
8909 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
8910 (expand_copysign_absneg): If back end provides signbit insn, use it
8911 instead of bit operations on floating point argument.
8912 * builtins.c (enum insn_code signbit_optab[]): Remove array.
8913 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
8914 for availability of signbit insn.
8916 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
8917 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
8918 SSE mode is not active.
8919 (isinf<mode>2): Disable for mfpmath=sse,387.
8921 2007-07-22 Ben Elliston <bje@au.ibm.com>
8923 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
8925 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
8927 2007-07-20 Richard Guenther <rguenther@suse.de>
8929 * tree-cfg.c (verify_expr): COND_EXPRs can have any
8930 integral typed condition.
8931 * tree-ssa.c (useless_type_conversion_p): Do not preserve
8932 booleanness. Only preserve conversions from a non-base
8933 type to a base type, not in general between types with
8934 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
8935 * tree.def (COND_EXPR): Document that the condition
8936 can be of any integral type.
8938 2007-07-20 Nigel Stephens <nigel@mips.com>
8939 Richard Sandiford <richard@codesourcery.com>
8941 * config/mips/mips.h (mips_dwarf_regno): Declare.
8942 (DBX_REGISTER_NUMBER): Remove redundant brackets.
8943 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
8944 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
8945 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
8946 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8947 (REG_CLASS_NAMES): Update accordingly.
8948 * config/mips/mips.c (mips_dwarf_regno): New array.
8949 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8950 (mips_subword): Remove special handling for accumulator registers.
8951 (override_options): Initiailize mips_dwarf_regno. Remove use
8953 (mips_swap_registers): New function.
8954 (mips_conditional_register_usage): Swap accumulator registers
8955 around if TARGET_LITTLE_ENDIAN.
8956 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
8957 * config/mips/constraints.md (h, l): Use the endianness to choose
8958 between MD0_REG and MD1_REG.
8959 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
8960 alternative-dependent template.
8962 2007-07-20 Richard Sandiford <richard@codesourcery.com>
8964 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
8967 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8969 * function.c (thread_prologue_and_epilogue_insns): Fix exit
8970 predecessor fallthru flags.
8972 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8974 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
8975 of compare to the same type.
8976 * cfgloopmanip.c (add_loop): Update information about loop exits.
8977 (loop_version): Remove the innermost loop requirement.
8978 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
8979 to sizetype for pointers.
8981 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
8983 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
8984 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
8985 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
8987 * config/dfp-bit.c: Empty for TFmode conversions.
8989 2007-07-18 Caroline Tice <ctice@apple.com>
8991 * var-tracking.c (find_src_status): Check for COND_EXEC insns
8992 and handle them correctly; check that src is not NULL before
8994 (find_src_set_src): Likewise.
8996 2007-07-18 Bob Wilson <bob.wilson@acm.org>
8998 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
8999 (struct alignment_context, init_alignment_context): New.
9000 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9001 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9002 (XCHAL_HAVE_S32C1I): Likewise.
9003 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9004 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9005 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9006 (ATOMIC, HQI): New macros.
9007 (memory_barrier, *memory_barrier): New.
9008 (sync_lock_releasesi): New.
9009 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9010 (sync_lock_test_and_set<mode>): New.
9011 (sync_<atomic><mode>): New.
9012 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9013 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9014 (xtensa_expand_atomic): New.
9016 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9020 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9021 transformation for builtin ISNORMAL.
9022 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9023 * builtins.def (BUILT_IN_ISNORMAL): New.
9024 * doc/extend.texi: Document isnormal.
9026 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9030 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9031 optabs infrastructure. Provide generic implementation for
9033 (expand_builtin): Handle FINITE/ISFINITE.
9034 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9035 (fold_builtin_1): Likewise.
9037 * builtins.def (BUILT_IN_ISFINITE): New.
9039 * doc/extend.texi: Document isfinite.
9041 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9046 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9047 generic fallback for isinf.
9048 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9049 calculation code ...
9050 * real.c (get_max_float): ... to here.
9051 * real.h (get_max_float): New.
9053 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9057 * builtin-attrs.def (ATTR_TYPEGENERIC,
9058 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9060 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9061 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9062 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9063 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9065 * c-common.c (handle_type_generic_attribute): New.
9066 (c_common_attribute_table): Add "type generic".
9068 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9070 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9072 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9073 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9076 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9079 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9080 checking that the operand is an expression.
9082 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9083 Danny Smith <dannysmith@users.sourceforge.net>
9086 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9087 file mapping object in local namespace if Windows version later
9090 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9092 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9093 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9094 arm_cannot_force_const_mem.
9095 (arm_cannot_force_const_mem): New function.
9096 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9097 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9098 of arm_tls_referenced_p.
9099 * config/arm/arm.md (movsi): Split out-of-section constants when
9100 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9101 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9103 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9105 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9107 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9109 * config/mips/mips.md (*extendqihi2): Convert the destination
9112 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9114 * config/pa/fptr.c: Update license header.
9115 * config/pa/milli64.S: Likewise.
9117 2007-07-17 Nick Clifton <nickc@redhat.com>
9119 * COPYING_v3: New file. Contains version 3 of the GNU General
9121 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9122 Lesser General Public License.
9123 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9124 the GNU General Public License.
9126 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9128 PR rtl-optimization/32773
9129 * cfglayout.c (force_one_exit_fallthru): New function.
9130 (cfg_layout_finalize): Use it.
9132 2007-07-16 Richard Guenther <rguenther@suse.de>
9133 Uros Bizjak <ubizjak@gmail.com>
9135 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9136 before forcing it to gimple operand.
9138 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9139 David Ung <davidu@mips.com>
9141 * config/mips/mips.h (TUNE_24K): Define.
9142 (TUNE_MACC_CHAINS): Add TUNE_24K.
9143 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9145 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9146 (r74k_int_madd): .. this new reservation.
9147 (define_bypass): Fixed bypasses for r74k_int_madd to use
9149 * config/mips/24k.md (define_bypass): Define new
9150 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9152 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9153 Nigel Stephens <nigel@mips.com>
9155 * config/mips/mips.md: Include 20kc.md.
9156 * config/mips/20kc.md: New file.
9157 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9158 (mips_adjust_cost): Tweak for 20Kc.
9159 (mips_issue_rate): Likewise.
9160 * config/mips/mips.h (TUNE_20KC): Define.
9162 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9164 * config/rs6000/rs6000.c (struct processor_cost): Add
9165 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9167 (*_cost): Add cache information.
9168 (rs6000_override_options): Set cache parameters.
9170 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9173 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9174 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9176 2007-07-16 Paul Brook <paul@codesourcery.com>
9179 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9180 (cirrus_thumb2_movsi_insn): Ditto.
9182 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9184 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9187 2007-07-15 Andrew Haley <aph@redhat.com>
9189 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9190 before looking in the context.
9192 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9196 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9197 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9198 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9199 (pa_output_function_prologue): Use rp_saved and
9200 current_function_is_leaf to generate .CALLINFO statement.
9201 (hppa_expand_prologue): Set rp_saved.
9202 (hppa_expand_epilogue): Use rp_saved.
9203 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9204 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9206 2007-07-14 Dirk Mueller <dmueller@suse.de>
9208 * omega.c (coalesce): Fix memory leak on early exit.
9209 * matrix-reorg.c (check_allocation_function): Likewise.
9210 * tree-vect-transform.c (vect_get_new_vect_var): free result
9212 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9213 pass pointer to edge vector
9214 (partition_hot_cold_basic_blocks): Fix memory leak.
9215 * collect2.c (prefix_from_string): Free temporary storage.
9216 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9218 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9220 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9221 (DO_GLOBAL_DTORS_BODY): Likewise.
9223 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9224 Nigel Stephens <nigel@mips.com>
9226 * config/mips/mips.c (mips_classify_symbol): Don't return
9227 SYMBOL_SMALL_DATA for constant pool addresses if
9228 TARGET_EMBEDDED_DATA is true.
9230 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9232 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9233 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9234 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9235 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9236 __builtin_ia32_storehps, __builtin_ia32_storelps,
9237 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9238 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9239 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9240 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9241 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9242 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9243 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9244 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9245 using def_builtin_const.
9247 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9249 PR tree-optimization/32705
9250 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9251 (simplify_binary_expression): Use SSA_VAL consistently.
9253 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9255 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9256 (SPEFSCR_REGNO): Delete definition.
9257 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9258 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9259 * config/rs6000/rs6000.h: Do not define *_REGNO.
9260 LINK_REGISTER_REGNUM -> LR_REGNO.
9261 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9262 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9263 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9264 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9265 R_VRSAVE, R_VSCR. Use them.
9266 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9267 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9268 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9269 * config/rs6000/aix.h: Define R_LR. Use it.
9271 2007-07-13 Caroline Tice <ctice@apple.com>
9273 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9274 flag_var_tracking is explicitly turned off (i.e. when variable
9275 tracking is not feasible); otherwise, turn flag_var_tracking on when
9276 flag_var_tracking_uninit is on.
9277 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9278 note definitions, to allow recording of initialization status in the
9280 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9281 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9282 determine if two note locations are equal.
9283 (output_loc_list): Don't output list entries whose start & end labels
9285 (reg_loc_descriptor): Add parameter for initialization status; pass it
9286 to other loc descriptor functions.
9287 (one_reg_loc_descriptor): Add parameter for initialization status;
9288 check its value and add DW_OP_GNU_uninit to returned loc descr if
9290 (multiple_reg_loc_descriptor): Add parameter for initialization
9292 pass init status argument to other loc descriptor functions; check
9293 value of intialization parameter and add DW_OP_GNU_uninit to returned
9294 loc descr if appropriate.
9295 (based_loc_descr): Add parameter for initialization status; add new
9296 variable for return value; check value of initialization parameter and
9297 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9298 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9299 pass init status argument to other loc descriptor functions; check
9300 value of intialization parameter and add DW_OP_GNU_uninit to returned
9301 loc descr if appropriate.
9302 (mem_loc_descriptor): Likewise.
9303 (concat_loc_descriptor): Likewise.
9304 (concatn_loc_descriptor): Likewise.
9305 (loc_descriptor): Add parameter for initialization status; pass it as
9306 argument to other loc descriptor function calls.
9307 (loc_descriptor_from_tree_1): Add appropriate initialization status
9308 to loc descriptor function calls.
9309 (add_location_or_const_value_attribute): Get initialization status
9310 from VAR_LOCATION note; add initialization status to loc descriptor
9312 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9313 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9314 status is uninitialized, add "[uninint]" to output.
9315 * common.opt (fvar-tracking-uninit): New option, similar to
9316 fvar-tracking, to turn on tracking of uninitialized variables; creates
9317 a new global flag, flag_var_tracking_uninit.
9318 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9319 (enum var_init_status): New type, for var initialization status field.
9320 * var-tracking.c (struct location_chain_def): Two new fields, init,
9321 for initialization status, and set_src for the assignment value expr.
9322 (unshare_variable): New parameter for initialization status;
9323 initialize new init and set_src fields.
9324 (var_reg_set): New parameters for initialization status and value;
9325 pass them to set_variable_part.
9326 (var_mem_set): Likewise.
9327 (get_init_value): New function.
9328 (var_reg_delete_and_set): New initialization status & value
9329 parameters; add call to get_init_value if status is unknown; pass new
9330 parameters to clobber_variable_part and var_reg_set.
9331 (var_mem_delete_and_set): Likewise.
9332 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9333 (var_mem_delete): Likewise.
9334 (variable_union): Pass status to unshare_variable; initialize new init
9335 and set_src fields. If flag_var_tracking_uninit is not set, force
9336 status to initialized.
9337 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9338 used later to get the set_src value.
9339 (find_src_status): New function.
9340 (find_src_set_src): New function.
9341 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9342 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9343 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9344 and var_mem_delete_and_set.
9345 (dump_variable): Print out "[uninit]" if appropriate.
9346 (set_variable_part): Add new initialization and set_src parameters;
9347 pass status to unshare_variable; set node->init and node- >set_src
9348 fields and modify slot in hash table appropriately; save the init and
9349 set_src values if appropriate and assign to the new node.
9350 (clobber_variable_part): New set_src parameter; if two nodes have
9351 same variable and same location but different set_src (assignment)
9352 values, clobber old node.
9353 (delete_variable_part): Pass init status to unshare_variable.
9354 (emit_note_insn_var_location): Add initialized var; assign var's init
9355 status to new 'initialized'; pass new init status field to calls to
9356 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9357 status to initialized.
9358 (emit_notes_in_bb): Pass initialization status to calls to
9359 var_reg_set, var_mem_set, var_reg_delete_and_set and
9360 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9361 var_reg_delete_and_set and var_mem_delete_and_set; call
9362 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9363 make up for change in add_stores.
9364 (vt_add_function_parameters): Add status to calls to
9366 * config/darwin.c (darwin_override_options): Turn on uninitialized
9367 tracking automatically, if var_tracking is on and the system is
9370 2007-07-13 Sa Liu <saliu@de.ibm.com>
9372 * config.gcc: Add options for arch and tune on SPU.
9373 * config/spu/predicates.md: Add constant operands 0 and 1.
9374 * config/spu/spu-builtins.def: Add builtins for double precision
9375 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9376 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9378 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9380 * config/spu/spu-protos.h: Add new function prototypes.
9381 * config/spu/spu.c (spu_override_options): Check options -march and
9383 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9384 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9386 (spu_const_from_int): New. Create a vector constant from 4 ints.
9387 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9388 (spu_emit_vector_compare): New. Emit vector compare.
9389 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9390 * config/spu/spu.h: Add options -march and -mtune. Define processor
9391 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9392 CANONICALIZE_COMPARISON.
9393 * config/spu/spu.md: Add new insns for double precision compare
9394 and double precision vector compare. Add vcond and smax/smin patterns
9395 to enable DFmode vector conditional expression.
9396 * config/spu/spu.opt: Add options -march and -mtune.
9397 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9398 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9399 both CELL and CELLEDP targets: spu_testsv.
9400 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9403 2007-07-13 Richard Guenther <rguenther@suse.de>
9405 PR tree-optimization/32721
9406 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9407 TREE_THIS_VOLATILE on the folded reference.
9408 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9409 if the array reference has TREE_THIS_VOLATILE set.
9411 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9414 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9416 2007-07-13 Andreas Schwab <schwab@suse.de>
9418 * gengtype-lex.l: Allow declarations to be indented.
9420 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9422 * ginclude/tgmath.h: New.
9423 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9424 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9425 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9426 * configure: Regenerate.
9428 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9430 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9431 correct index when setting register save state for xd
9434 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9436 * config/sh/sh.c (mark_use): Remove.
9438 2007-07-12 Paul Brook <paul@codesourcery.com>
9440 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9441 reg does not overlap return value.
9443 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9445 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9446 (set_expression_vuses): Ditto.
9447 (init_pre): Initialize expression_vuses.
9449 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9451 * config/i386/sse.md (storentdf, storentsf): New.
9453 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9455 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9457 * tree.c (build_decl_stat): Move code from here...
9458 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9459 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9460 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9461 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9462 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9465 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9466 Devang Patel <dpatel@apple.com>
9468 PR tree-optimization/25413
9469 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9470 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9471 * tree.h (contains_packed_reference): New.
9472 * expr.c (contains_packed_reference): New.
9473 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9474 (vect_enhance_data_refs_alignment): Call
9475 vector_alignment_reachable_p.
9476 * target.h (vector_alignment_reachable): New builtin.
9477 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9478 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9479 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9481 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9483 * target.h (builtin_vectorization_cost): Add new target builtin.
9484 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9485 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9486 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9487 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9488 uninitialized variables.
9489 * tree-vect-transform.c (cost_for_stmt): New function.
9490 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9491 using cost 1 for all scalar stmts. Be less conservative when
9492 estimating the number of prologue/epulogue iterations. Call
9493 targetm.vectorize.builtin_vectorization_cost. Return
9494 min_profitable_iters-1.
9495 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9496 initialization cost instead of TARG_VEC_STMT_COST. Use
9497 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9498 epilogue code. Fix epilogue cost computation.
9499 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9500 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9501 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9502 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9503 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9504 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9506 2007-07-12 Richard Guenther <rguenther@suse.de>
9508 * gimplify.c (gimplify_conversion): Make sure that the result
9509 from maybe_fold_offset_to_reference is trivially convertible
9510 to the desired type before doing the simplification.
9511 (gimplify_expr): Likewise.
9512 * fold-const.c (fold_binary): Use the correct types for
9513 building the simplified expression.
9515 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9517 PR rtl-optimization/32729
9518 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9519 that fallthru to exit.
9521 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9523 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9524 (symDTPOFF2reg): Likewise.
9526 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9528 PR tree-optimization/32663
9530 * tree.h (VALUE_HANDLE_VUSES): Remove.
9531 (struct tree_value_handle): Remove vuses.
9533 * tree-vn.c (create_value_handle_for_expr): Don't set
9536 * tree-ssa-pre.c (expression_vuses): New.
9537 (alloc_expression_id): Set up expression_vuses.
9538 (get_expression_vuses): New.
9539 (set_expression_vuses): Ditto.
9540 (clear_expression_ids): Modify for expression_vuses.
9541 (phi_translate_1): Ditto.
9542 (phi_translate_set): Ditto.
9543 (value_dies_in_block_x): Ditto
9544 (valid_in_sets): Ditto.
9545 (add_to_sets): Ditto.
9546 (find_existing_value_expr): Ditto.
9547 (create_value_handle_for_expr): Ditto.
9548 (make_values_for_stmt): Ditto.
9549 (vuse_equiv): Remove.
9551 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9553 * Makefile.in (mostlyclean): Remove object files.
9555 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9557 * toplev.c (no_new_pseudos): Deleted.
9558 * rtl.h (no_new_pseudos): Deleted.
9559 * tree-pass.h (pass_no_new_pseudos): Deleted.
9560 * passes.c (pass_no_new_pseudos): Deleted.
9561 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9562 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9563 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9565 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9566 * rtlhooks.c (gen_lowpart_general): Ditto.
9567 * optabs.c (prepare_operand): Ditto.
9568 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9570 * modulo-sched.c (rest_of_handle_sms): Ditto.
9571 * see.c (rest_of_handle_see): Ditto.
9572 * ifcvt.c (if_convert): Ditto.
9573 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9575 * init-regs.c (gate_initialize_regs): Deleted set of
9577 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9578 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9579 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9581 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9584 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9585 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9586 (*vec_extractv2di_1_rex64): New insn pattern.
9588 2007-07-11 David Daney <ddaney@avtrex.com>
9590 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9591 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9592 for SIGNAL_UNWIND_RETURN_COLUMN.
9593 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9594 (DWARF_FRAME_REGNUM): Rewrite.
9595 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9597 2007-07-11 Nick Clifton <nickc@redhat.com>
9599 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9600 delta and use gen_int_mode in place of GET_INT instead.
9602 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9604 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9607 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9609 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9610 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9612 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9613 (USE_CANONICAL_TYPES): New.
9614 * doc/invoke.texi (verify-canonical-types): Remove.
9615 (use-canonical-types): Add.
9617 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9619 * config/spu/spu.c (spu_optimization_options): Remove setting of
9620 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9621 (spu_override_options): Move it here.
9623 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9625 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9626 * config/mips/mips.c (mips_cpu_info_table): Mention
9627 MIPS_ISA_LEVEL_SPEC in the comment.
9629 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9631 PR tree-optimization/32713
9632 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9634 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9637 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9638 conditional to flag_isoc99.
9639 (c_common_init_options): Do it here, unconditionally.
9641 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9643 PR tree-optimization/32589
9644 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9645 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9646 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9647 predicate, extracted from...
9648 (set_rhs): ...here. Call it for the expression on entry.
9649 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9650 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9651 (simplify_binary_expression): Use valid_gimple_expression_p
9652 to validate the simplification.
9653 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9655 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9657 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9658 DWARF2_DEBUG on 32 bit target too.
9659 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9661 2007-07-11 Nick Clifton <nickc@redhat.com>
9663 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9664 version for 64-bit hosts.
9666 2007-07-10 David Daney <ddaney@avtrex.com>
9668 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9670 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9672 * config/mips/mips.c (mips_expand_synci_loop): New function.
9673 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9674 (UNSPEC_RDHWR): Same.
9675 (UNSPEC_SYNCI): Same.
9676 (UNSPEC_SYNC): Same.
9677 (clear_cache): New expand.
9681 (clear_hazard): Same.
9682 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9684 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9685 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9687 2007-07-10 Ian Lance Taylor <iant@google.com>
9689 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9692 2007-07-10 David Daney <ddaney@avtrex.com>
9694 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9695 * builtins.c (expand_builtin___clear_cache): New function.
9696 (expand_builtin): Call expand_builtin___clear_cache for
9697 BUILT_IN_CLEAR_CACHE case.
9698 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
9699 * doc/md.texi (clear_cache): Document new instruction pattern.
9700 * testsuite/gcc.dg/builtins-64.c: New test.
9702 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
9704 * config/cris/cris.md ("movsi"): Fix typo in last change.
9706 2007-07-09 Geoffrey Keating <geoffk@apple.com>
9709 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
9711 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
9712 * varasm.c (assemble_start_function): Honor DECL_ALIGN
9713 for FUNCTION_DECLs. Don't use align_functions_log if
9715 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
9716 even for FUNCTION_DECLs.
9717 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
9719 * tree.h (DECL_ALIGN): Update for new location of 'align'.
9720 (DECL_FUNCTION_CODE): Update for new location and name of
9722 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
9723 (struct tree_decl_common): Move 'align' and 'off_align' out
9724 of union, ensure they're still on a 32-bit boundary. Remove
9725 other fields in union 'u1'.
9726 (struct tree_function_decl): Add field 'function_code' replacing
9727 'u1.f' in tree_decl_common.
9728 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
9729 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
9730 (Variable Attributes): Cross-reference 'aligned' attribute
9731 to Function Attributes.
9732 * flags.h (force_align_functions_log): Delete.
9733 * toplev.c (force_align_functions_log): Delete.
9735 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
9738 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
9739 (*vec_concatv2di_rex): New insn pattern.
9741 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9744 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
9746 2007-07-10 Ian Lance Taylor <iant@google.com>
9748 Replace no_new_pseudos in backends.
9749 * rtl.h (can_create_pseudo_p): Define.
9750 * config/darwin.c (machopic_indirect_data_reference): Use
9751 can_create_pseudo_p () instead of no_new_pseudos.
9752 (machopic_indirect_data_reference): Likewise.
9753 (machopic_legitimize_pic_address): Likewise.
9754 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
9755 (alpha_emit_set_const_1): Likewise.
9756 (alpha_emit_set_const): Likewise.
9757 (alpha_emit_conditional_move): Likewise.
9758 (alpha_split_conditional_move): Likewise.
9759 * config/alpha/alpha.md (various splitters): Likewise.
9761 * config/arm/arm.c (legitimize_pic_address): Likewise.
9762 (arm_load_pic_register): Likewise.
9763 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
9764 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
9765 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
9766 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
9767 * config/cris/cris.md (movsi): Likewise.
9768 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
9769 (symGOTOFF2reg_hilo): Likewise.
9770 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
9771 * config/h8300/h8300.md (insv, extzv): Likewise.
9772 * config/i386/i386.c (ix86_expand_move): Likewise.
9773 (ix86_expand_vector_move): Likewise.
9774 (ix86_prepare_fp_compare_args): Likewise.
9775 (ix86_expand_carry_flag_compare): Likewise.
9776 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
9777 (tls_dynamic_gnu2_combine_32): Likewise.
9778 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
9779 * config/ia64/ia64.c (ia64_expand_move): Likewise.
9780 (ia64_expand_movxf_movrf): Likewise.
9781 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
9782 (m32c_split_move): Likewise.
9783 (m32c_expand_insv): Likewise.
9784 * config/m68k/m68k.md (movsi): Likewise.
9785 * config/mips/mips.c (mips_force_temporary): Likewise.
9786 (mips_split_symbol): Likewise.
9787 (mips_move_integer): Likewise.
9788 (mips_legitimize_const_move): Likewise.
9789 * config/mn10300/mn10300.md (movsi): Likewise.
9790 * config/pa/pa.c (emit_move_sequence): Likewise.
9791 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9792 (rs6000_got_register): Likewise.
9793 (create_TOC_reference): Likewise.
9794 (rs6000_machopic_legitimize_pic_address): Likewise.
9795 * config/rs6000/rs6000.md (add<mode>3): Likewise.
9796 (various splitters): Likewise.
9797 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
9798 (movsi_got): Likewise.
9799 * config/s390/s390.c (emit_symbolic_move): Likewise.
9800 * config/s390/s390.md (movhi, movqi): Likewise.
9801 (load_multiple, store_multiple): Likewise.
9802 * config/score/score.c (score_force_temporary): Likewise.
9803 * config/sh/sh.c (prepare_move_operands): Likewise.
9804 (prepare_cbranch_operands): Likewise.
9805 (emit_fpu_switch): Likewise.
9806 (fpscr_set_from_mem): Likewise.
9807 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
9808 (adddi3, subsi3): Likewise.
9809 (various splitters): Likewise.
9810 (divsi_inv_fp_combine): Likewise.
9811 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
9812 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
9814 * config/sh/predicates.md (xor_operand): Likewise.
9815 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
9816 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
9817 (movdi_pic_label_ref): Likewise.
9818 * config/spu/spu.c (spu_split_immediate): Likewise.
9819 * config/alpha/alpha.md (various splitters): Remove test
9820 !no_new_pseudos || reload_completed.
9821 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
9823 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9824 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9825 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
9826 * config/score/score.c (th_output_mi_thunk): Likewise.
9827 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9828 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9830 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
9832 PR rtl-optimization/32664
9833 * mode-switching.c (create_pre_exit): Skip barrier insns.
9835 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9837 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
9838 force_gimple_operand_bsi.
9839 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
9840 rewrite_use_compare): Ditto.
9841 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
9843 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
9844 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
9845 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
9846 * tree-profile.c (prepare_instrumented_value,
9847 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9848 tree_gen_one_value_profiler, tree_gen_ic_profiler,
9849 tree_gen_ic_func_profiler, tree_gen_average_profiler,
9850 tree_gen_ior_profiler): Ditto.
9851 * tree-ssa-reassoc.c (negate_value): Ditto.
9852 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
9853 Use force_gimple_operand_bsi.
9854 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9855 * tree-if-conv.c (add_to_dst_predicate_list,
9856 find_phi_replacement_condition): Ditto.
9857 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
9858 Call mark_symbols_for_renaming for new statements.
9859 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
9861 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9863 * cfghooks.c (remove_edge): New function.
9864 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
9866 * cfghooks.h (remove_edge): Declare.
9867 * cfg.c (remove_edge): Renamed to remove_edge_raw.
9868 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
9870 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
9872 * optabs.h: Added declaration for signbit_optab.
9873 * optabs.c: (init_optabs): Added initialization for signbit_optab.
9874 * genoptinit.c (optabs): Added entry for signbit insns.
9875 * builtins.c (expand_builtin_signbit): Added code to use a signbit
9877 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
9878 * config/s390/s390.md (signbit<mode>2): New expander.
9880 2007-07-09 Richard Guenther <rguenther@suse.de>
9883 * fold-const.c (fold_plusminus_mult_expr): Move constant
9884 arguments second to allow decomposing.
9886 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
9889 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9891 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9892 Disregard DECL_FROM_INLINE.
9894 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9897 * doc/invoke.texi: Add ftree-reassoc flag.
9898 * common.opt (ftree-reassoc): New flag.
9899 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
9900 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
9902 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9904 PR tree-optimization/32681
9905 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
9906 saved in second_edge->aux when first_bb is a loop header.
9908 2007-07-09 Jan HUbicka <jh@suse.cz>
9910 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
9912 2007-07-09 Richard Guenther <rguenther@suse.de>
9914 * c-decl.c (start_function): Do not promote return type.
9916 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
9918 * function.c (do_warn_unused_parameter): Do not warn if
9919 TREE_NO_WARNING is set.
9921 2007-07-08 Andreas Schwab <schwab@suse.de>
9923 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
9925 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
9928 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9930 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9931 apply to assembly language, too.
9932 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9934 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
9936 Revert (note the sccvn portions are *not* reverted)
9937 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9939 Fix PR tree-optimization/23488
9941 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9943 * tree-flow-inline.h (get_value_handle): Ditto.
9944 * tree-ssa-pre.c (decl_vh_map): New.
9945 (decl_node_pool): New.
9946 (can_value_number_operation): Support DECL_P.
9947 (can_PRE_operation): Ditto.
9948 (create_expression_by_pieces): Ditto.
9949 (find_existing_value_expr): Modify to differnetiate between
9950 addressing and top level.
9951 (create_value_handle_for_expr): Handle DECL's.
9952 (poolify_tree): Ditto.
9953 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9954 (make_values_for_stmt): Handle DECL's properly.
9955 (init_pre): Reorg to not init useless things during FRE.
9957 * tree-flow.h: Include pointer-set.h.
9958 (decl_vh_map): Declare.
9959 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9961 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
9963 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
9964 the constraint description.
9965 * doc/md.texi: Update documentation of AVR constraints.
9967 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
9969 * auto-inc-dec.c, config/arm/arm.c,
9970 config/m32r/constraints.md, config/mips/mips.md,
9971 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
9972 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
9973 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
9974 typos. Follow spelling conventions.
9975 * doc/invoke.texi, doc/rtl.texi: Fix typos.
9977 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
9978 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
9980 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
9981 realloc_vuse): Remove.
9982 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
9985 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9987 Fix PR tree-optimization/23488
9989 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
9990 (try_to_simplify): Ditto.
9992 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9994 * tree-flow-inline.h (get_value_handle): Ditto.
9995 * tree-ssa-pre.c (decl_vh_map): New.
9996 (decl_node_pool): New.
9997 (can_value_number_operation): Support DECL_P.
9998 (can_PRE_operation): Ditto.
9999 (create_expression_by_pieces): Ditto.
10000 (find_existing_value_expr): Modify to differnetiate between
10001 addressing and top level.
10002 (create_value_handle_for_expr): Handle DECL's.
10003 (poolify_tree): Ditto.
10004 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10005 (make_values_for_stmt): Handle DECL's properly.
10006 (init_pre): Reorg to not init useless things during FRE.
10008 * tree-flow.h: Include pointer-set.h.
10009 (decl_vh_map): Declare.
10010 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10012 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10014 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10015 apply to assembly language, too.
10016 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10018 2007-07-06 Ian Lance Taylor <iant@google.com>
10019 Zack Weinberg <zackw@panix.com>
10021 PR middle-end/32441
10022 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10024 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10026 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10027 (prefetch): Likewise if "pref" would be used.
10029 2007-07-06 Josh Conner <jconner@apple.com>
10031 PR middle-end/32602
10032 PR middle-end/32603
10033 * calls.c (store_one_arg): Handle arguments which are partially
10034 on the stack when detecting argument overlap.
10036 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10038 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10039 chosen during find_reloads.
10041 2007-07-06 Richard Guenther <rguenther@suse.de>
10043 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10044 TYPE_ARG_TYPES for verification of argument types. Use
10045 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10046 parameters as variable arguments.
10048 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10050 * libgcc2.h (word_type): Type definition removed.
10051 (cmp_return_type, shift_count_type): Type definitions added.
10052 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10053 replaced with shift_count_type.
10054 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10056 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10057 changed from word_type to Wtype.
10058 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10059 replaced with shift_count_type.
10060 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10062 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10063 and libgcc_shift_count attribute added.
10064 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10065 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10066 (TARGET_INITIALIZER): New target hooks added.
10067 * targhooks.c (default_libgcc_cmp_return_mode,
10068 default_libgcc_shift_count_mode): Default implementations for the new
10069 target hooks added.
10070 * targhooks.h (default_libgcc_cmp_return_mode,
10071 default_libgcc_shift_count_mode): Function prototypes added.
10072 * target.h (struct gcc_target): Fields for the new target hooks added.
10073 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10075 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10078 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10079 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10081 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10082 s390_libgcc_shift_count_mode): Functions added.
10083 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10084 Target hooks defined.
10086 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10088 * config/mips/mips.c (compute_frame_size): Restore the original
10089 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10090 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10091 Document why the difference is needed.
10093 2007-07-06 Richard Guenther <rguenther@suse.de>
10095 * c-common.c (boolean_increment): Use correctly typed
10098 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10100 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10101 the topmost argument register is not also included in the save mask.
10102 (mips16e_collect_argument_save_p): Take a pointer to the argument
10103 register, rather than a pointer to the number of arguments.
10104 (mips16e_collect_argument_saves): Only include argument saves
10105 that aren't in the register mask.
10107 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10109 PR rtl-optimization/32450
10110 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10111 to ensure that instructions are not moved into the prologue when
10112 profiling is on. Remove unused prologue_end variable.
10113 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10114 as a scheduling barrier.
10116 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10119 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10120 Disregard DECL_FROM_INLINE.
10122 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10124 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10125 IORing with a constant.
10127 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10129 PR rtl-optimization/32475
10130 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10131 for every definition of the stack pointer.
10133 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10135 * arm.c (vfp3_const_double_index): Copy signed results of
10136 REAL_VALUE_TO_INT into unsigned vars.
10138 2007-07-05 Richard Guenther <rguenther@suse.de>
10140 PR middle-end/32639
10141 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10143 * tree-ssa.c (useless_type_conversion_p): Check canonical
10146 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10148 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10149 zero_extendhisi2): Change to define_insn_and_split.
10150 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10152 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10154 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10155 pass_match_asm_constraints): New.
10156 * passes.c (init_optimization_passes): Add new pass.
10157 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10158 * function.h (struct function): Add has_asm_statement bit.
10159 (current_function_has_asm_statement): New.
10160 * tree-pass.h (pass_match_asm_constraints): New.
10162 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10164 * config/mips/mips.c (mips_file_start): Avoid declaration
10167 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10169 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10171 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10173 * rtl.def (NOTE): Change print format string to print
10174 operand 5 as a note insn name.
10176 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10177 David Ung <davidu@mips.com>
10179 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10180 * doc/invoke.texi: (MIPS Options): Document them.
10182 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10183 David Ung <davidu@mips.com>
10185 Add support for SmartMIPS ASE.
10187 * optabs.c (expand_binop_directly): New, broken out from...
10188 (expand_binop): Here. Make it try rotating in the other
10189 direction even when the second operand isn't constant.
10190 * config/mips/mips.md (*lwxs): New.
10191 * config/mips/mips.opt (msmartmips): New.
10192 * config/mips/mips.c (mips_lwxs_address_p): New.
10193 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10194 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10195 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10196 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10197 (ISA_HAS_LWXS): New.
10198 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10199 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10200 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10201 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10202 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10203 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10204 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10206 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10208 * tree-vectorizer.c (new_loop_vec_info): Initialize
10209 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10210 * tree-vectorizer.h (_loop_vec_info): Added new filed
10211 min_profitable_iters.
10212 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10213 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10214 * tree-vect-analyze.c (vect_analyze_operations): Set
10215 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10216 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10217 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10218 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10219 and prologue cost to after they are computed.
10220 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10221 TARG_VEC_STMT_COST.
10222 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10223 of creating vectors from scalars according to dt.
10224 (vect_model_store_cost): Likewise.
10225 (vectorizable_call): Use dt array instead of scalar dt. Call
10226 vect_model_simple_cost with additional argument dt.
10227 (vectorizable_assignment): Likewise.
10228 (vectorizable_operation): Likewise.
10229 (vectorizable_type_demotion): Likewise.
10230 (vectorizable_type_promotion): Likewise.
10231 (vectorizable_store): Use dt array instead of scalar dt. Call
10232 vect_model_store_cost with additional argument dt.
10233 (vect_do_peeling_for_loop_bound): Don't call
10234 vect_estimate_min_profitable_iters. Instead, lookup
10235 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10236 "may not be profitable".
10238 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10241 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10242 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10243 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10244 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10246 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10248 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10249 addressing modes cheaper.
10251 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10253 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10254 (dw_ranges_struct): Rename block_num to num. Adjust.
10255 (dw_ranges_by_label_struct): New.
10256 (ranges_by_label, ranges_by_label_allocated,
10257 ranges_by_label_in_use): New variables.
10258 (add_ranges_num): Factored most of the code out of...
10259 (add_ranges): ... this one. Rewrite in terms of the former.
10260 (add_ranges_by_labels): New.
10261 (output_ranges): Output by-label ranges.
10262 (dwarf2out_finish): Output range for multiple-section
10263 compile_unit. Output standard DW_AT_low_pc in addition to
10264 unexpected DW_AT_entry_pc.
10266 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10268 PR tree-optimization/32604
10269 PR tree-optimization/32606
10271 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10272 (compute_antic_safe): Removed.
10273 (ANTIC_SAFE_LOADS): Ditto.
10274 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10275 (execute_pre): Don't call compute_antic_safe.
10276 (vuse_equiv): New function.
10277 (make_values_for_stmt): Use it
10278 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10281 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10284 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10285 rather than a decl.
10286 (avr_attribute_table): Make "naked" attribute apply to function types
10287 rather than to decls.
10288 (avr_handle_fntype_attribute): New function.
10290 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10292 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10295 2007-07-04 David Ung <davidu@mips.com>
10296 Joseph Myers <joseph@codesourcery.com>
10298 * config/mips/mips.md (type): Add logical, signext and move.
10299 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10300 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10301 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10302 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10303 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10304 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10305 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10306 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10307 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10308 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10309 movv2sf_hardfloat_64bit): Use the new types.
10310 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10311 *movdf_softfloat, *movdf_mips16): Use "multi".
10312 (extendqihi2): Replace with a define_expand.
10313 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10314 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10315 * config/mips/74k.md (r74k_int_logical): New reservation and
10317 (r74k_int_arith): Remove "slt".
10318 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10319 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10320 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10321 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10322 reservations for "arith".
10324 2007-07-04 Richard Guenther <rguenther@suse.de>
10326 * tree-ssa.c (useless_type_conversion_p): Add handling for
10327 scalar float and vector types. Only call the types_compatible_p
10328 langhook for aggregate types as last resort. Follow the
10331 2007-07-04 Richard Guenther <rguenther@suse.de>
10333 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10334 the same as NOP_EXPR.
10336 2007-07-04 Nick Clifton <nickc@redhat.com>
10338 * target.h (struct gcc_target): Add target_help field.
10339 * target-def.h (TARGET_HELP): New.
10340 (TARGET_INITIALIZER): Use TARGET_HELP.
10341 * opts.c (command_handle_option): Invoke target_help function, if
10342 defined, when the user has specified --target-help on the command
10344 * doc/invoke.texi: Mention that --target-help might print
10345 additional information.
10346 * doc/tm.texi: Document TARGET_HELP hook.
10348 * arm.c (TARGET_HELP): Override default definition.
10349 (arm_target_help): New - display a wrapped list of cores and
10350 architectures supported.
10352 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10354 * config/v850/v850.c (expand_prologue): Make sure
10355 GEN_INT() argument is sign extended rather than zero extended.
10356 (expand_epilogue): Likewise.
10357 (output_move_double): Delete.
10358 * config/v850/v850-protos.h (output_move_double): Delete.
10359 * config/v850/v850.md (movdi): Delete.
10360 (*movdi_internal): Delete.
10362 (*movdf_internal): Delete.
10364 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10366 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10367 unless compiling RTP PIC.
10369 2007-07-04 Richard Guenther <rguenther@suse.de>
10371 PR tree-optimization/32482
10372 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10373 original ssa name if we didn't find a shift expression.
10374 Fix shift constant for bit zero test.
10376 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10378 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10380 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10382 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10383 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10384 * config/arm/vxworks.h (ASM_SPEC): Delete.
10385 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10387 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10389 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10390 (DDR_REVERSED_P): New.
10391 * tree-data-ref.c (initialize_data_dependence_relation,
10392 build_classic_dist_vector): Set DDR_REVERSED_P.
10394 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10396 PR middle-end/32457
10397 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10398 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10399 init_omega_for_ddr_1): Use non conservative number of iterations
10401 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10402 (analyze_siv_subscript): Remove FIXME and reinitialization of
10403 last_conflicts to chrec_dont_know.
10404 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10406 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10408 * tree.c (maybe_canonicalize_argtypes): Improve description.
10410 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10412 * tree.c (maybe_canonicalize_argtypes): New.
10413 (build_function_type): Set canonical type.
10414 (build_method_type_directly): Ditto.
10415 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10418 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10420 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10422 (rewrite_use_nonlinear_expr): Likewise.
10424 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10426 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10428 2007-07-04 Ben Elliston <bje@au.ibm.com>
10430 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10433 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10435 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10436 (Exception Handling): Likewise.
10438 2007-07-03 Jan Hubicka <jh@suse.cz>
10440 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10442 2007-07-03 Eric Christopher <echristo@apple.com>
10444 * doc/cppopts.texi: Add conflicting option note to -dM.
10445 * doc/invoke.texi: Add note about possible conflicts with
10446 -E for -dCHARS and note that -dM will not produce
10447 any results if there is no machine dependent reorg.
10449 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10451 * tree.h (DECL_ALIGN): Back out previous change.
10453 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10455 * configure.ac: Test for .dtprelword support on MIPS.
10456 * configure, config.in: Regenerate.
10457 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10458 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10460 2007-07-03 Julian Brown <julian@codesourcery.com>
10462 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10463 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10464 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10465 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10467 (all_fpus): Add FPUTYPE_VFP3.
10468 (fp_model_for_fpu): Add VFPv3 field.
10469 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10470 (vfp3_const_double_index): New function. Return integer index of
10471 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10473 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10474 and argument represents a valid RTX for a VFPv3 constant.
10475 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10477 (vfp_emit_fstmd): Similar, for fstmd.
10478 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10479 constants, represented as integer indices.
10480 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10481 VFP_REGNO_OK_FOR_DOUBLE macros.
10482 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10483 (arm_file_start): Set float-abi attribute for VFPv3, and output
10484 correct ".fpu" assembler directive.
10485 (arm_dbx_register_numbering): Add FIXME.
10486 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10487 (fputype): Add FPUTYPE_VFP3.
10488 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10489 (CALL_USED_REGISTERS): Likewise.
10490 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10491 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10492 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10493 (D7_VFP_REGNUM): New.
10494 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10495 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10496 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10497 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10498 (REG_ALLOC_ORDER): Adjust for VFPv3.
10499 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10500 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10501 VFP_LO_REGS, VFP_HI_REGS.
10502 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10503 (IS_VFP_CLASS): Define macro.
10504 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10506 (REGISTER_MOVE_COST): Likewise.
10507 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10508 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10509 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10510 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10511 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10512 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10513 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10514 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10515 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10516 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10517 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10518 where appropriate for single-word registers.
10519 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10520 As above. Fix type attributes.
10521 * config/arm/constraints.md (register_contraint "t"): Define.
10522 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10524 (register_constraint "x"): Define.
10525 (constraint "Dv"): Define.
10527 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10529 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10531 2007-07-03 Tom Tromey <tromey@redhat.com>
10533 * c-parser.c (objc_pq_context): Removed.
10534 (objc_need_raw_identifier): Likewise.
10535 (c_parser) <objc_pq_context>: New field.
10536 <objc_need_raw_identifier>: Likewise.
10537 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10538 (c_lex_one_token): Update.
10539 (c_parser_objc_protocol_definition): Update.
10540 (c_parser_objc_method_definition): Update.
10541 (c_parser_objc_methodproto): Update.
10542 (c_parser_declspecs): Update.
10544 2007-07-03 David Ung <davidu@mips.com>
10546 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10548 2007-07-03 David Ung <davidu@mips.com>
10549 Richard Sandiford <richard@codesourcery.com>
10551 * doc/invoke.texi: Document -march=74kf3_2.
10552 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10553 (TUNE_74K): Check for it.
10554 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10555 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10556 * config/mips/mips.md (cpu): Add 74kf3_2.
10557 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10558 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10559 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10560 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10561 74kf3_2 to the CPU list.
10562 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10563 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10564 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10565 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10566 (r74kf3_2_fxfer_from_c1): New insn reservations.
10568 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10569 David Ung <davidu@mips.com>
10571 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10572 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10573 and 74k[fx]. Document aliases for the new options.
10574 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10575 (PROCESSOR_24KF2_1): ...this.
10576 (PROCESSOR_24KX): Rename to...
10577 (PROCESSOR_24KF1_1): ...this.
10578 (PROCESSOR_74KF): Rename to...
10579 (PROCESSOR_74KF2_1): ...this.
10580 (PROCESSOR_74KX): Rename to...
10581 (PROCESSOR_74KF1_1): ...this.
10582 (TUNE_74K): Update PROCESSOR_* names.
10583 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10584 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10585 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10586 (mips_rtx_cost_data): Update processor names in comments.
10587 (mips_issue_rate): Update PROCESSOR_* names.
10588 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10589 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10590 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10591 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10592 Update cpu attribute names.
10593 (r24k_fpu_iss): Rename this reservation to...
10594 (r24kf2_1_fpu_iss): ...this and update all uses.
10595 (r24kx_fpu_iss): Rename this reservation to...
10596 (r24kf1_1_fpu_iss): ...this and update all uses.
10597 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10598 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10599 Update cpu attribute names.
10601 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10603 * config/m32r/constraints.md: New file.
10604 * config/m32r/m32r.c: Include tm-constrs.h.
10605 (small_data_operand): Use satisfies_constraint_* instead of macro.
10606 (addr24_operand, gen_compare): Likewise.
10607 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10608 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10609 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10610 EXTRA_CONSTRAINT): Likewise.
10611 * config/m32r/m32r.md: Include constraints.md.
10612 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10613 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10614 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10615 (two_insn_const_operand, int8_operand, uint16_operand,
10616 reg_or_int16_operand, reg_or_uint16_operand,
10617 reg_or_cmp_int16_operand, cmp_int16_operand,
10618 seth_add3_operand): Likewise.
10620 2007-07-03 Eric Christopher <echristo@gmail.com>
10622 * libgcc2.h: Conditionally declare __bswapsi2 and
10625 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10627 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10630 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10633 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10634 (__gthrw_pragma): Provide default definition.
10635 (__gthrw2): Use it.
10636 * gthr-posix.c (__gthrw_pragma): Define.
10638 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10640 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10641 before declaring inequality.
10643 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10645 * combine.c (recog_for_combine): Log the success or failure of
10646 matching new insn patterns against the machine description in
10649 2007-07-03 Revital Eres <eres@il.ibm.com>
10651 * ddg.c (print_sccs): New function.
10652 (check_sccs): New function.
10653 (create_ddg_all_sccs): Use it.
10654 * ddg.h (print_sccs): Declare.
10655 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10657 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10659 * targhooks.h (default_mode_for_suffix): New function declaration.
10660 * targhooks.c (default_mode_for_suffix): New default target hook.
10661 * target.h (struct c): New structure in the targetm struct.
10662 (mode_for_suffix): New target hook as part of struct c.
10663 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10664 default_mode_for_suffix.
10665 (TARGET_C): New define.
10666 * c-lex.c: Include "target.h".
10667 (interpret_float): Use targetm.c.mode_for_suffix to determine
10668 the mode for a given non-standard suffix.
10669 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10671 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10672 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10674 * doc/extend.texi (Floating Types): New node. Document __float80 and
10675 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10677 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10680 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10681 predicate instead of target_operand.
10682 (divsi3_i1_media, divsi3_media_2): Likewise.
10684 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10686 * tree.h (alias_sets_might_conflict_p): Rename into
10687 alias_sets_must_conflict_p.
10688 * alias.c (alias_sets_might_conflict_p): Likewise.
10689 (alias_sets_conflict_p): Use it.
10690 (objects_must_conflict_p): Likewise.
10691 * c-common.c (strict_aliasing_warning): Adjust.
10693 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10695 * rtlhooks.c (gen_lowpart_if_possible): Check for
10696 invalid subreg before calling gen_lowpart_SUBREG.
10698 2007-07-02 Geoffrey Keating <geoffk@apple.com>
10700 * config/darwin9.h: Add copyright notice.
10701 (LINK_COMMAND_SPEC): Add comment.
10702 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
10703 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
10704 DARWIN_LIBSYSTEM_HAS_UNWIND.
10706 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10709 * omp-low.c (check_combined_parallel): New function.
10710 (lower_omp_parallel): Call it via walk_stmts, set
10711 OMP_PARALLEL_COMBINED if appropriate.
10712 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
10713 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
10714 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
10715 don't consider it as combined parallel.
10717 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10719 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10720 (gcc_tooldir): Likewise.
10721 * configure: Regenerate.
10722 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10723 old configure.ac gcc_tooldir setting.
10724 (prefix_to_exec_prefix): New variable.
10725 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10726 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10728 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
10730 Fix PR tree-optimization/32583
10731 Fix PR tree-optimization/32584
10732 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
10733 (phi_translate_set): Use phi_translate directly now.
10734 (make_values_for_stmt): Don't value number RHS if we already know
10737 2007-07-02 Steve Ellcey <sje@cup.hp.com>
10738 Jim Wilson <wilson@specifix.com>
10741 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
10744 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
10745 Richard Sandiford <richard@codesourcery.com>
10746 Nigel Stephens <nigel@mips.com>
10748 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
10749 (mips16e_output_save_restore): Declare.
10750 (mips16e_save_restore_pattern_p): Likewise.
10751 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
10752 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
10753 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
10754 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
10755 (BITSET_P): New global macro, extracted from...
10756 (mips_for_each_saved_reg): ...here.
10757 (mips16e_save_restore_info): New struct.
10758 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
10759 (mips16e_save_restore_regs): New variable.
10760 (mips_split_plus, mips16e_find_first_register): New functions.
10761 (mips16e_mask_registers): New function.
10762 (compute_frame_size): Expand the commentary before the function.
10763 Enforce the MIPS16e save and restore register range restrictions.
10764 Pad the general register save area at the low end.
10765 (mips16e_save_restore_reg, mips16e_build_save_restore)
10766 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
10767 (mips16e_output_save_restore, mips16e_collect_propagate_value)
10768 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
10770 (mips_expand_prologue, mips_expand_epilogue): Handle
10771 GENERATE_MIPS16E_SAVE_RESTORE.
10772 * config/mips/mips.md (*mips16e_save_restore): New pattern.
10774 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
10776 PR tree-optimization/31966
10777 PR tree-optimization/32533
10778 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
10779 "basic_block" description as its third argument. Update function
10780 calls to get destination bb from "edge" argument. Save "cond" into
10781 aux field of the edge. Update prototype for changed arguments.
10782 (if_convertible_loop_p): Clear aux field of incoming edges if bb
10784 (find_phi_replacement_condition): Operate on incoming edges, not
10785 on predecessor blocks. If there is a condition saved in the
10786 incoming edge aux field, AND it with incoming bb predicate.
10787 Return source bb of the first edge.
10788 (clean_predicate_lists): Clean aux field of outgoing node edges.
10789 (tree_if_conversion): Do not initialize cond variable. Move
10790 variable declaration into the loop.
10791 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
10792 initializations of new_stmt, arg0 and arg1 variables.
10794 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10796 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
10797 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
10799 2007-07-02 Richard Guenther <rguenther@suse.de>
10801 * tree-ssa.c (useless_type_conversion_p): Document
10802 future intent as defining the middle-end type system.
10803 Re-structure to call langhook last, group by type class,
10804 mark questionable parts.
10806 2007-07-02 Richard Guenther <rguenther@suse.de>
10808 * tree-flow.h (types_compatible_p): Declare.
10809 * tree-ssa.c (types_compatible_p): New function.
10810 * ipa-type-escape.c (discover_unique_type): Use
10811 types_compatible_p instead of lang_hooks.types_compatible_p.
10812 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10813 * tree-vn.c (expressions_equal_p): Likewise.
10814 * tree.c (fields_compatible_p): Likewise.
10815 * tree-ssa-dom.c (avail_expr_eq): Likewise.
10816 (cprop_operand): Use useless_type_conversion_p instead of
10817 lang_hooks.types_compatible_p.
10818 * tree-inline.c (setup_one_parameter): Likewise.
10819 (declare_return_variable): Likewise.
10820 * tree-nrv.c (tree_nrv): Likewise.
10821 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10822 (maybe_fold_offset_to_component_ref): Likewise.
10823 (maybe_fold_offset_to_reference): Likewise.
10824 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10825 (merge_alias_info): Likewise.
10826 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10827 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
10828 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
10829 * tree-tailcall.c (find_tail_calls): Likewise.
10830 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
10831 * gimplify.c (canonicalize_addr_expr): Likewise.
10832 (fold_indirect_ref_rhs): Likewise.
10833 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
10834 (cpt_same_type): Likewise.
10835 (check_pointer_types_r): Swap parameters to cpt_same_type
10837 * fold-const.c (fold_convert): Revert fix for PR15988.
10838 * tree-inline.c (setup_one_parameter): Instead fix it here by
10839 using fold_build1 instead of fold_convert and checking for
10840 error_mark_node. Convert only if the conversion is necessary.
10842 2007-07-02 Joseph Myers <joseph@codesourcery.com>
10844 * configure.ac: Check for .gnu_attribute on Power.
10845 * configure: Regenerate.
10846 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
10847 attribute for floating-point ABI.
10849 2007-07-02 Ira Rosen <irar@il.ibm.com>
10851 PR tree-optimization/32230
10852 PR tree-optimization/32477
10853 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
10854 address is a constant.
10856 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10858 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
10859 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
10860 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
10861 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
10862 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
10863 64-bit targets. Add support for *-elfoabi*.
10864 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
10865 different settings if $(tm_defines) does not select the EABI.
10866 (MULTILIB_EXCLUSIONS): Define in those circumstances.
10867 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
10868 (MIPS_ARCH_OPTION_SPEC): Likewise.
10869 (MIPS_ISA_LEVEL_SPEC): Likewise.
10870 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
10871 * config/mips/elfoabi.h: New file.
10873 2007-07-02 Richard Guenther <rguenther@suse.de>
10875 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
10876 (useless_type_conversion_p): ... this.
10877 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
10878 (useless_type_conversion_p): ... this.
10879 * builtins.c (fold_builtin_memory_op): Rename
10880 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
10881 * tree-cfg.c (verify_expr): Likewise.
10882 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
10883 * tree-ssa-ccp.c (ccp_fold): Likewise.
10884 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10885 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
10886 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10887 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
10888 * tree-ssa-pre.c (eliminate): Likewise.
10889 * tree-ssa.c (delete_tree_ssa): Likewise.
10890 (tree_ssa_useless_type_conversion): Likewise.
10891 * tree.c (build2_stat): Likewise.
10893 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10895 Fix PR tree-optimization/32571
10896 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
10899 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10901 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
10902 and other expected operations explicitly, change default to
10905 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10907 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
10909 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
10910 (tls_load_dot_plus_eight): Move the label number into the unspec.
10911 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
10913 2007-07-01 Andreas Schwab <schwab@suse.de>
10915 * dwarf2out.c (initial_return_save): Define only if used.
10917 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
10919 Unreverting Richard's Revert of:
10921 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10923 * dce.c (deletable_insn_p_1): New function, split out from...
10924 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10925 specially, not those inside PARALLELs. Remove BODY argument
10926 and adjust recursive call accordingly.
10927 (prescan_insns_for_dce): Update call to delete_insn_p.
10929 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
10930 Revital Eres <eres@il.ibm.com>
10932 * ddg.c (create_ddg_all_sccs): Fix missed
10933 initialization of scc_nodes.
10935 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
10937 PR middle-end/32559
10938 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
10939 X + ~X to 1 only for INTEGRAL_TYPE_P type.
10941 2007-06-30 Joseph Myers <joseph@codesourcery.com>
10943 * configure.ac: Check for .gnu_attribute on MIPS.
10944 * configure, config.in: Regenerate.
10945 * config/mips/mips.c (mips_file_start): If supported, output
10946 attribute for floating-point ABI.
10948 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
10951 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
10952 (ffs_cmove): New expander to expand using ctz pattern.
10953 (*ffs_cmove): Remove pattern.
10954 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
10955 (ffsdi2): Expand using ctz pattern.
10956 (*ffs_rex64): Remove pattern.
10958 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10960 PR rtl-optimization/32296
10961 * pa.md (return): Delete pattern.
10962 (return_internal): Remove "(const_int 1)" from pattern.
10963 (epilogue): Use return_internal pattern for trivial returns.
10964 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
10965 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
10967 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10969 * tree-ssa-pre.c (is_exception_related): New function
10970 (can_value_number_operation): Use it.
10972 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10974 Fix PR tree-optimization/32540
10975 Fix PR tree-optimization/31651
10977 * tree-ssa-sccvn.c: New file.
10979 * tree-ssa-sccvn.h: Ditto.
10981 * tree-vn.c: Include tree-ssa-sccvn.h
10982 (val_expr_paid_d): Removed.
10983 (value_table): Ditto.
10984 (vn_compute): Ditto.
10985 (val_expr_pair_hash): Ditto.
10986 (val_expr_pair_expr_eq): Ditto.
10987 (copy_vuses_from_stmt): Ditto.
10988 (vn_delete): Ditto.
10990 (shared_vuses_from_stmt): Ditto.
10991 (print_creation_to_file): Moved up.
10992 (sort_vuses): Ditto.
10993 (sort_vuses_heap): Ditto.
10994 (set_value_handle): Make non-static.
10995 (make_value_handle): Ditto.
10996 (vn_add): Rewritten to use sccvn lookups.
10997 (vn_add_with_vuses): Ditto.
10998 (vn_lookup): Ditto (and second argument removed).
10999 (vn_lookup_with_vuses): Ditto.
11000 (vn_lookup_or_add): Ditto (and second argument removed);
11001 (vn_lookup_or_add_with_vuses): Ditto.
11002 (vn_lookup_with_stmt): New.
11003 (vn_lookup_or_add_with_stmt): Ditto.
11004 (create_value_handle_for_expr): Ditto.
11006 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11007 (seen_during_translate): New function.
11008 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11009 (phi_trans_add): Ditto.
11010 (constant_expr_p): FIELD_DECL is always constant.
11011 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11012 Use constant_expr_p.
11013 Avoid infinite recursion on mutually valued expressions.
11014 Change callers of vn_lookup_or_add.
11015 (phi_translate): New function.
11016 (compute_antic_safe): Allow phi nodes.
11017 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11018 (find_or_generate_expression): Rewrite slightly.
11019 (create_expression_by_pieces): Updated for vn_lookup_or_add
11021 Update VN_INFO for new names.
11022 (insert_into_preds_of_block): Update for new names.
11023 (add_to_exp_gen): New function.
11024 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11025 (find_existing_value_expr): Rewrite to changed vn_lookup.
11026 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11027 (try_look_through_load): Removed.
11028 (try_combine_conversion): Ditto.
11029 (get_sccvn_value): New function.
11030 (make_values_for_phi): Ditto.
11031 (make_values_for_stmt): Ditto.
11032 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11034 (init_pre): Update for SCCVN changes.
11036 (execute_pre): Ditto.
11038 * tree-flow.h (make_value_handle): Declare.
11039 (set_value_handle): Ditto.
11040 (sort_vuses_heap): Ditto.
11041 (vn_lookup_or_add_with_stmt): Ditto.
11042 (vn_lookup_with_stmt): Ditto.
11043 (vn_compute): Remove.
11045 (vn_delete): Ditto.
11046 (vn_lookup): Update arguments.
11048 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11049 (tree-vn.o): Ditto.
11050 (tree-ssa-sccvn.o): New.
11051 (OBJS-common): Add tree-ssa-sccvn.o
11053 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11056 * c-typeck.c (build_external_ref): Don't mark as used if called
11058 * calls.c (rtx_for_function_call): Likewise.
11060 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11064 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11066 * dce.c (deletable_insn_p_1): New function, split out from...
11067 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11068 specially, not those inside PARALLELs. Remove BODY argument
11069 and adjust recursive call accordingly.
11070 (prescan_insns_for_dce): Update call to delete_insn_p.
11072 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11074 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11075 (try_combine): Move potential calls to undo_all() so they happen
11076 before we commit to using the combined insns.
11078 2006-06-30 Jan Hubicka <jh@suse.cz>
11080 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11083 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11085 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11086 (cgraph_remove_unreachable_nodes): Likewise.
11087 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11088 * ipa-inline.c (update_caller_keys): Cast according to the coding
11090 (cgraph_decide_recursive_inlining): Likewise.
11091 (cgraph_decide_inlining_of_small_function): Likewise.
11092 (try_inline): Likewise.
11093 (cgraph_decide_inlining_incrementally): Likewise.
11094 * ipa-pure-const.c (get_function_state): Likewise.
11095 (scan_function): Likewise.
11096 (analyze_function): Likewise.
11097 (static_execute): Likewise.
11098 * ipa-reference.c (scan_for_static_refs): Likewise.
11099 (merge_callee_local_info): Likewise.
11100 (analyze_function): Use type safe memory macros.
11101 (static_execute): Likewise. Cast according to the coding conventions.
11102 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11104 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11106 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11107 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11110 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11112 PR middle-end/30024
11113 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11114 for complex modes (both int and real).
11116 2007-06-29 Jan Hubicka <jh@suse.cz>
11118 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11120 2007-06-29 Jan Hubicka <jh@suse.cz>
11122 PR middle-end/32372
11123 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11126 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11129 * config/avr/avr.c: Include dataflow header file.
11130 (expand_prologue): Adjust for prologue insn change.
11131 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11134 2007-06-29 Richard Guenther <rguenther@suse.de>
11136 PR middle-end/32493
11137 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11138 during type verification.
11140 2007-06-29 Jan Hubicka <jh@suse.cz>
11142 * recog.c (validate_change_rtx_1): Unshare TO argument.
11144 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11146 PR tree-optimization/24659
11147 * tree-vect-transform.c (vectorizable_call): Handle
11148 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11150 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11151 * config/i386/i386.c (enum ix86_builtins)
11152 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11153 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11155 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11156 const using def_builtin_const.
11157 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11158 input operands in the same modes as the result.
11159 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11161 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11163 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11164 (df_set_dead_notes_for_mw): Likewise.
11166 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11168 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11170 2007-06-28 DJ Delorie <dj@redhat.com>
11172 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11174 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11176 * doc/invoke.texi (C++ Dialect Options): Document
11177 fvisibility-ms-compat.
11178 * c.opt (fvisibility-ms-compat): New.
11180 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11183 * tree-affine.c (aff_combination_add_elt): Handle
11184 pointer addition specially.
11186 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11188 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11189 decl is non-external for AIX ABI.
11191 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11193 * config/rs6000/predicates.md (current_file_function_operand):
11194 Ensure the symbol is non-external for AIX ABI.
11196 2007-06-28 Nick Clifton <nickc@redhat.com>
11198 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11199 (fdce, fdse, fpredictive-commoning): Likewise.
11201 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11204 * gcc.c (process_command): Recognize the new -static-libgfortran
11207 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11210 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11211 Use a call clobbered hard reg instead of a pseudo reg.
11213 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11215 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11217 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11220 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11221 REG_LIBCALL and REG_RETVAL notes.
11222 (divsi3, mulsi3): Likewise.
11223 (mulhisi3): Likewise. Use emit_libcall_block.
11224 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11226 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11228 PR rtl-optimization/32481
11229 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11231 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11233 * dce.c (deletable_insn_p_1): New function, split out from...
11234 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11235 specially, not those inside PARALLELs. Remove BODY argument
11236 and adjust recursive call accordingly.
11237 (prescan_insns_for_dce): Update call to delete_insn_p.
11239 2007-06-27 Richard Guenther <rguenther@suse.de>
11241 PR middle-end/32492
11242 * tree.h (fold_convertible_p): Declare.
11243 * fold-const.c (fold_convertible_p): New function.
11244 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11245 instead of lang_hooks.types_compatible_p.
11247 2007-06-26 Jan Hubicka <jh@suse.cz>
11249 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11250 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11251 early use validate_unshare_change.
11252 (reload_combine): Likewise.
11253 * recog.c (change_t): New field unshare.
11254 (validate_change_1): Rename from validate_change; add argument unshare.
11255 (validate_change): Turn into wrapper of validate_change_1; update
11256 prototype for bools.
11257 (validate_unshare_change): New.
11258 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11259 calls of df_insn_rescan.
11260 * recog.h (validate_change): Replace ints by bools.
11261 (validate_unshare_change): Declare.
11263 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11265 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11267 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11269 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11271 2007-06-25 Jan Hubicka <jh@suse.cz>
11273 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11275 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11276 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11277 places other call site specific checks are performed.
11279 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11282 * tree-vect-transform.c (vectorizable_operation): Convert
11283 POINTER_PLUS_EXPR over to PLUS_EXPR.
11285 2007-06-25 Chao-ying Fu <fu@mips.com>
11287 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11288 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11289 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11290 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11292 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11293 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11294 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11295 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11296 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11297 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11298 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11299 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11300 ALL_FIXED_POINT_MODE_P): New define.
11301 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11303 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11305 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11306 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11307 MODE_VECTOR_UACCUM): New mode classes.
11309 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11310 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11311 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11314 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11315 (blank_mode): Initialize ibit and fbit.
11316 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11317 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11319 (new_adjust): Change required_class to required_class_from and
11320 required_class_to for testing within a range.
11321 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11322 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11323 MODE_VECTOR_UACCUM.
11324 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11325 (make_fixed_point_mode): New.
11326 (_ADD_ADJUST): Change C to C1 and C2.
11327 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11328 use a range for machine classes.
11329 (ADJUST_IBIT, ADJUST_FBIT): New.
11330 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11332 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11333 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11334 Emit adjustment for ibit and fbit.
11335 (emit_mode_ibit, emit_mode_fbit): New.
11336 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11338 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11340 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11341 as the source of the set.
11343 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11345 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11346 FP_REGNO_P): Use IN_RANGE.
11347 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11348 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11349 (DATA_REG_P): Use DATA_REGNO_P.
11350 (FP_REG_P): Use FP_REGNO_P.
11351 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11352 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11353 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11355 2007-06-24 Jan Hubicka <jh@suse.cz>
11357 PR middle-end/30563
11358 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11360 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11362 PR middle-end/32461
11363 * fold-const.c (fold_binary): Strip nops of operand 0
11364 of BIT_NOT_EXPR before calling operand_equal_p.
11365 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11366 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11368 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11370 * doc/extend.texi: Document that dllimport and dllexport imply
11371 default visibility.
11372 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11373 imported or exported declaration, including type declarations.
11374 * c-common.c (handle_visibility_attribute): Check for conflicts
11375 with dllimport/dllexport.
11376 (c_determine_visibility): Handle dllimport/dllexport as an
11377 explicit visibility atttribute.
11379 2007-06-23 Richard Guenther <rguenther@suse.de>
11381 PR tree-optimization/16876
11382 PR middle-end/29478
11383 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11385 * tree-inline.c (initialize_inlined_parameters): Do not call
11386 lang_hooks.tree_inlining.convert_parm_for_inlining.
11387 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11388 reason for mismatched types.
11389 * gimplify.c (gimplify_call_expr): Verify the call expression
11390 arguments match the called function type signature. Otherwise
11391 mark the call expression to be not considered for inlining
11392 using CALL_CANNOT_INLINE_P flag.
11393 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11394 edges call expression.
11395 (cgraph_decide_inlining_of_small_function): Likewise.
11396 (cgraph_decide_inlining): Likewise.
11397 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11399 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11400 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11401 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11402 Remove declaration.
11403 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11404 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11406 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11407 convert_parm_for_inlining member.
11409 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11412 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11413 Remove optimization for GT.
11415 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11417 PR middle-end/32437
11418 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11420 (prescan_insns_for_dce): Add extra parameter.
11422 2007-06-23 Jan Hubicka <jh@suse.cz>
11424 PR middle-end/31541
11425 * gimplify.c (mark_addressable): New function.
11426 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11428 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11430 PR middle-end/32374
11431 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11433 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11436 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11437 moves between MMX/SSE registers to at least 8 units to prevent
11438 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11440 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11442 * config/i386/i386.c (override_options): Correct x86_sahf
11445 2007-06-21 David Daney <ddaney@avtrex.com>
11448 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11449 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11450 (exception_receiver): Renamed to ...
11451 (nonlocal_goto_receiver): ... this.
11453 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11455 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11456 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11457 partial register accesses.
11459 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11461 * fold-const.c (debug_fold_checksum): Move it under
11462 ENABLE_FOLD_CHECKING.
11464 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11466 PR middle-end/20623
11467 * tree.h (debug_fold_checksum): Declared.
11468 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11469 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11470 build_fold_addr_expr_with_type_1.
11471 (fold_addr_expr, debug_fold_checksum): New.
11472 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11473 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11474 Use fold_addr_expr.
11476 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11478 PR tree-optimization/19590
11479 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11480 of scev is a constant.
11482 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11484 * df-problems.c (df_note_bb_compute): Made computation of live
11485 info consistent with df_lr.
11487 2007-06-21 Richard Guenther <rguenther@suse.de>
11489 PR tree-optimization/32453
11490 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11491 for pointer anti-range.
11493 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11495 * config/i386/i386.c (processor_target_table): Increase maximum
11496 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11499 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11500 byte alignment if > 8 byte alignment is preferred.
11501 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11503 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11505 PR tree-optimization/31866
11506 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11507 if ASM_EXPR's input is not a SSA_NAME.
11509 PR middle-end/32362
11510 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11511 but decl is a global var, instead return decl.
11512 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11513 even for is_global_var decls, if they are private in some outer
11516 2007-06-21 Richard Guenther <rguenther@suse.de>
11518 PR tree-optimization/32451
11519 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11521 2007-06-21 Christian Bruel <christian.bruel@st.com>
11523 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11524 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11525 (push_regs): Changed saving order or banked registers.
11526 (sh_expand_epilogue): Likewise.
11527 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11528 (FIRST_BANKED_REG): Likewise.
11529 (LAST_BANKED_REG): Likewise.
11530 * config/sh/sh.md (banked) New attribute.
11531 (in_delay_slot): Check banked attribute.
11533 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11535 PR tree-optimization/32075
11536 * tree-data-ref.c (subscript_dependence_tester_1,
11537 analyze_miv_subscript, analyze_overlapping_iterations,
11538 add_distance_for_zero_overlaps, build_classic_dist_vector,
11539 subscript_dependence_tester_1, analyze_overlapping_iterations,
11540 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11541 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11542 to evolution_function_is_affine_multivariate_p.
11544 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11546 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11548 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11551 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11553 * config/m32c/prologue.md (epilogue_exitd_16): New.
11554 (epilogue_reit_16): New.
11555 (epilogue_exitd): Rename to epilogue_exitd_24.
11556 (epilogue_reit): Rename to epilogue_reit_24.
11558 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11559 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11561 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11563 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11564 if dbg_cnt (sched_insn) reaches the limit.
11565 (choose_ready): New parameter INSN_PTR and new return value.
11566 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11567 the new return value from choose_ready.
11568 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11569 (rest_of_handle_global_alloc): New global_alloc_at_func.
11571 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11573 PR tree-optimization/25737
11574 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11575 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11576 * tree-flow.h (struct fieldoff): Add new field alias_set.
11577 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11578 argument addressable_type. Set alias_set of fieldoff.
11579 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11580 (create_overlap_variables_for): Pass alias_set from fieldoff to
11582 * alias.c (get_alias_set): Use alias_set from SFT if set.
11584 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11586 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11587 of a variable as an unsigned HOST_WIDE_INT integer.
11589 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11591 PR rtl-optimization/32405
11592 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11594 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11596 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11598 PR middle-end/31959
11599 * builtins.c: Include diagnostic.h.
11600 (expand_builtin_expect): Make gcc_assert more permissive.
11601 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11603 PR inline-asm/32109
11604 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11607 PR middle-end/32285
11608 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11609 if ACCUMULATE_OUTGOING_ARGS.
11611 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11613 * config/m68hc11/m68hc11.c: Include dataflow header file.
11614 (m68hc11_reorg): Port to dataflow.
11616 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11618 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11619 (struct df_problem.free_blocks_on_set_blocks): New field.
11620 (struct dataflow.optional_p): New field.
11621 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11622 (df_live_set_all_dirty): New function.
11623 * df-scan.c (df_scan_alloc): Initialize optional_p.
11624 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11625 * df-core.c (df_set_blocks): Removed use of
11626 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11627 df_problem.free_blocks_on_set_blocks to determine which blocks are
11629 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11630 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11631 uses dataflow.optional_p to determine if problem should be
11633 (rest_of_handle_df_initialize): Only start live problem if
11635 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11636 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11637 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11638 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11639 problem_NOTE): Initialize free_blocks_on_set_blocks.
11640 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11642 (df_live_set_all_dirty, df_note_alloc): New function.
11643 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11645 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11646 * postreload.c (reload_combine): Ditto.
11647 * cse.c (cse_extended_basic_block): Ditto.
11648 * regmove.c (mark_flags_life_zones): Ditto.
11649 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11650 erase_matching_seqs): Ditto.
11651 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11652 * integrate (allocate_initial_values): Ditto.
11653 * combine.c (reg_dead_at_p): Ditto.
11654 * resource.c (mark_target_live_regs): Ditto.
11655 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11656 * config/sh/sh.c (find_r0_life_regions): Ditto.
11657 * global.c (rest_of_handle_global_alloc): Only add back df_live
11659 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11660 df_live for -O > 1.
11661 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11663 (if_convert): Make sure df_live is there at -O == 1.
11664 (pass_if_after_combine): Cleanup flags.
11665 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11666 is there at -O == 1.
11668 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11670 * config/arm/arm.c (arm_get_frame_offsets): Set
11671 offsets->locals_base to avoid negative stack size.
11672 (thumb1_expand_prologue): Assert on negative stack size.
11674 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11676 PR tree-optimization/32367
11677 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11678 of the chrec has no evolution in that loop.
11679 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11681 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11683 * config/xtensa/xtensa.c: Include "df.h".
11684 (xtensa_builtin_saveregs): Use adjust_address instead of
11686 (xtensa_va_start): Invoke make_tree with sizetype for
11687 expand_builtin_saveregs and then convert the result to a pointer.
11688 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11689 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11690 Subtract argument size from index value as integers and then use
11691 POINTER_PLUS_EXPR to add the result to the array address.
11693 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11696 * config/m32c/m32c.c: Include dataflow header file.
11697 (m32c_emit_prologue): Adjust for prologue insn change.
11698 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
11699 once inside a PARALLEL. Assume frame size passed in operand 0
11700 includes space to save the fb register.
11701 (prologue_enter_24): Likewise.
11702 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
11704 2007-06-19 David Daney <ddaney@avtrex.com
11707 * config/mips/mips.md (cprestore): Mark $gp as used.
11709 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11712 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
11713 (frv_ifcvt_modify_insn): Likewise.
11715 2007-06-19 Richard Guenther <rguenther@suse.de>
11717 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
11718 only handle positive offsets that fit in a HOST_WIDE_INT.
11720 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
11722 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
11723 result of rsqrt insn for zero input argument to avoid NaN.
11725 2007-06-19 Richard Guenther <rguenther@suse.de>
11727 PR middle-end/31950
11728 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
11730 2007-06-19 Jakub Jelinek <jakub@redhat.com>
11732 PR tree-optimization/32353
11733 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
11735 2007-06-19 Nick Clifton <nickc@redhat.com>
11737 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
11739 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11742 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
11743 * config/i386/i386.c (assign_386_stack_local): Assert that
11744 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
11745 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
11746 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
11747 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
11749 2007-06-18 Steve Ellcey <sje@cup.hp.com>
11751 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
11753 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
11755 PR rtl-optimization/32321
11756 * gcse.c (replace_store_insn): Update the note before
11757 calling emit_insn_after.
11759 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11761 PR middle-end/32355
11762 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
11764 * df-problems.c (df_note_bb_compute): Fix dumping info.
11766 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
11768 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
11769 insn with emit_jump_insn.
11771 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11773 PR tree-optimization/32383
11774 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
11775 * targhooks.h (default_builtin_reciprocal): Update prototype.
11776 * target.h (struct gcc_target): Update builtin_reciprocal.
11777 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
11778 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
11779 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
11780 when fndecl is in BUILT_IN_MD class.
11781 (execute_convert_to_rsqrt): Ditto.
11783 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
11784 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
11785 Convert BUILT_IN_SQRTF code only when md_fn is false.
11787 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
11789 * bt-load.c (move_btr_def): Fix the order of arguments
11790 to validate_replace_rtx.
11792 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
11794 * config/m68k/m68k-devices.def: Add 54450..54455.
11796 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
11798 PR rtl-optimization/32366
11799 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
11800 FLOAT_EXTEND]: Prevent non-scalar modes from entering
11803 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11805 PR middle-end/32349
11806 * modulo-sched (generate_reg_moves): Added rescan parameter and if
11807 this is true, rescan insn being modified.
11808 (sms_schedule): Added rescan parameter.
11809 (rest_of_handle_sms): Moved freeing of dominance info to before
11810 getting out of cfg_layout.
11812 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
11814 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
11815 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
11818 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
11819 FL_CF_EMAC from the entry for isac.
11821 * config/m68k/predicates.md (const_call_operand): Adjust comment.
11822 (const_sibcall_operand): New.
11823 (sibcall_operand): Use it.
11824 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
11825 (m68k_isas): ISAC does not imply FPU or EMAC.
11826 (override_options): Add ISA_C logic for symbolic jump & call.
11828 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11830 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
11831 return mode from the builtin itself.
11832 (sparc_fold_builtin): Fix cast of zero constant.
11834 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11836 * targhooks.c (default_builtin_reciprocal): New default target hook.
11837 * targhooks.h (default_builtin_reciprocal): Add prototype.
11838 * hooks.c (hook_tree_tree_bool_null): Remove hook.
11839 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
11840 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
11841 default_builtin_reciprocal.
11843 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11845 PR middle-end/31723
11846 * hooks.c (hook_tree_tree_bool_null): New hook.
11847 * hooks.h (hook_tree_tree_bool_null): Add prototype.
11848 * tree-pass.h (pass_convert_to_rsqrt): Declare.
11849 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
11850 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
11851 and convert it to reciprocal a*rfunc(b).
11852 (execute_convert_to_rsqrt): New function.
11853 (gate_convert_to_rsqrt): New function.
11854 (pass_convert_to_rsqrt): New pass definition.
11855 * target.h (struct gcc_target): Add builtin_reciprocal.
11856 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
11857 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
11858 TARGET_BUILTIN_RECIPROCAL.
11859 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
11861 * config/i386/i386.h (TARGET_RECIP): New define.
11862 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
11863 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11864 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11865 and not optimizing for size.
11866 (*rcpsf2_sse): New insn pattern.
11867 (*rsqrtsf2_sse): Ditto.
11868 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
11869 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11870 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11871 and not optimizing for size.
11872 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
11873 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11874 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11875 and not optimizing for size.
11876 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
11877 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11878 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11879 and not optimizing for size.
11880 (*sse_rsqrtv4sf2): Do not export.
11881 (sqrtv4sf2): Ditto.
11882 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
11883 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11884 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11885 and not optimizing for size.
11886 (sqrtv4sf2): Ditto.
11887 * config/i386/i386.opt (mrecip): New option.
11888 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
11889 (ix86_emit_swsqrtsf): Ditto.
11890 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
11891 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
11892 builtin definition.
11893 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
11894 ix86_expand_unop1_builtin.
11895 (ix86_emit_swdivsf): New function.
11896 (ix86_emit_swsqrtsf): Ditto.
11897 (ix86_builtin_reciprocal): New function.
11898 (TARGET_BUILTIN_RECIPROCAL): Use it.
11899 (ix86_vectorize_builtin_conversion): Rename from
11900 ix86_builtin_conversion.
11901 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
11902 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
11903 "i386 and x86_64 Options" section.
11904 (Intel 386 and AMD x86_64 Options): Document -mrecip.
11906 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11907 Zdenek Dvorak <dvorakz@suse.cz>
11908 Richard Guenther <rguenther@suse.de>
11909 Kaz Kojima <kkojima@gcc.gnu.org>
11911 * tree-vrp.c (compare_values_warnv): Convert val2 to
11913 (extract_range_from_assert): Create
11914 POINTER_PLUS_EXPR for pointer types.
11915 (extract_range_from_binary_expr): Handle
11916 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
11918 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
11919 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
11920 POINTER_PLUS_EXPR as PLUS_EXPR.
11921 (number_of_iterations_lt_to_ne):
11922 For pointer types, use sizetype when
11923 creating MINUS_EXPR/PLUS_EXPRs.
11924 (assert_loop_rolls_lt): For pointer types, use sizetype when
11925 creating MINUS_EXPR/PLUS_EXPRs.
11926 (number_of_iterations_le): Likewise.
11927 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
11928 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
11929 like PLUS_EXPR and MINUS_EXPR.
11930 * tree-pretty-print.c (dump_generic_node): Handle
11932 (op_prio): Likewise.
11933 (op_symbol_1): Likewise.
11934 * optabs.c (optab_for_tree_code): Likewise.
11935 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
11937 * tree-tailcall.c (process_assignment): Mention
11938 POINTER_PLUS_EXPR in a TODO comment.
11939 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
11940 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
11941 not used with a pointer and an integer type.
11942 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
11943 increment using chrec_convert_rhs instead of chrec_convert.
11944 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
11945 PLUS_EXPR except for the right hand side's type will be
11947 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
11948 (fold_used_pointer_cast): Kill.
11949 (pointer_offset_p): Kill.
11950 (fold_used_pointer): Kill.
11951 (pointer_used_p): Kill.
11952 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
11953 call fold_used_pointer.
11954 (instantiate_parameters_1): Convert the increment
11955 using chrec_convert_rhs instead of chrec_convert.
11956 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
11957 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
11958 instead of PLUS_EXPR.
11959 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
11960 PLUS_EXPR for pointers.
11961 (std_gimplify_va_arg_expr): Likewise.
11962 (fold_builtin_memory_op): Likewise.
11963 (fold_builtin_strstr): Likewise.
11964 (fold_builtin_strchr): Likewise.
11965 (fold_builtin_strrchr): Likewise.
11966 (fold_builtin_strpbrk): Likewise.
11967 (expand_builtin_memory_chk): Likewise.
11968 (fold_builtin_memory_chk): Likewise.
11969 (std_expand_builtin_va_start): Use
11970 sizetype for the call to make_tree and then convert
11971 to the pointer type.
11972 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
11973 instead of PLUS_EXPR for adding to a pointer.
11974 (std_gimplify_va_arg_expr): Use fold_build2 for
11975 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
11976 the operands to sizetype first and then cast the BIT_AND_EXPR
11977 back to the pointer type.
11978 * fold-const.c (build_range_check): Handle pointer types
11980 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
11981 of PLUS_EXPR's. Make sure the offset is converted to
11983 (try_move_mult_to_index): Strip the NOPs from the offset.
11984 Remove code argument and replace all uses with PLUS_EXPR.
11985 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
11986 specially. Don't use a pointer type for MINUS_EXPR.
11987 (fold_unary): Handle for (T1)(X op Y),
11988 only p+ as that is the only as that can be handled for
11989 binary operators now.
11990 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
11992 <case PLUS_EXPR>: Add folding of PTR+INT into
11994 Don't call try_move_mult_to_index.
11995 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
11996 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
11997 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
11998 Don't call try_move_mult_to_index.
11999 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12000 (tree_expr_nonzero_p): Likewise.
12001 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12002 of PLUS_EXPR for the complex expression folding.
12003 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12004 first chrec is a pointer type, then the second should
12005 be sizetype and not the first's type.
12006 For POINTER_PLUS_EXPR, use a different right hand side type.
12007 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12008 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12009 different right hand side type.
12010 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12011 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12012 instead of PLUS_EXPR.
12013 When either operand is zero, convert the other operand.
12014 (chrec_apply): Use chrec_convert_rhs
12015 on the argument x instead of chrec_convert.
12016 (reset_evolution_in_loop): For pointer types, the new_evol
12017 should be sizetype.
12018 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12019 different right hand side type.
12020 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12021 (chrec_convert_rhs): New function.
12022 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12023 different right hand side type.
12024 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12025 * tree-chrec.h (chrec_convert_rhs): New prototype.
12026 (build_polynomial_chrec): For pointer types, the right hand
12027 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12028 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12029 Remove subtraction case as it is always addition now.
12030 Make sure the offset is converted to sizetype.
12031 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12032 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12033 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12034 PLUS_EXPR in pointer type.
12035 Handle POINTER_PLUS_EXPR.
12036 (tree_to_aff_combination): Likewise.
12037 (force_expr_to_var_cost): Likewise.
12038 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12039 instead of PLUS_EXPR for pointers.
12040 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12041 instead of PLUS_EXPR of pointer types.
12042 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12044 (check_va_list_escapes): Likewise.
12045 (check_all_va_list_escapes): Likewise.
12046 * dwarf2out.c (loc_descriptor_from_tree_1):
12047 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12048 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12049 (string_constant): Likewise.
12050 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12051 the offset to the base, use POINTER_PLUS_EXPR.
12052 (add_to_parts): Convert the index to sizetype.
12053 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12054 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12055 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12056 Offset only holds something for PLUS_EXPR.
12057 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12059 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12061 (analyze_accesses_for_modify_stmt): Likewise.
12062 Remove comment about the type being integral type as it is
12064 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12066 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12068 Correct the type which the artimentic is done in (is now
12071 * tree-data-ref.c (split_constant_offset): Handle
12073 * tree-affine.c (tree_to_aff_combination): Likewise.
12074 * c-typeck.c (build_unary_op): For pointers create the increment
12075 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12077 * gimplify.c (gimplify_self_mod_expr): Create a
12078 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12079 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12080 * tree.def (POINTER_PLUS_EXPR): New tree code.
12081 * tree-predcom.c (ref_at_iteration): If we have a pointer
12082 type do the multiplication in sizetype.
12083 * tree-mudflap.c (mf_xform_derefs_1): Create a
12084 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12085 * tree-ssa-forwprop.c
12086 (forward_propagate_addr_into_variable_array_index):
12087 Don't expect there to be a cast for the index as that
12088 does not exist anymore.
12089 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12090 instead of PLUS_EXPR.
12091 Don't check for the first operand of the POINTER_PLUS_EXPR
12092 was the index as it cannot be.
12093 Call forward_propagate_addr_into_variable_array_index with
12094 the SSA_NAME instead of the statement.
12095 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12096 (compare_constant): Likewise.
12097 (copy_constant): Likewise.
12098 (compute_reloc_for_constant): Likewise.
12099 (output_addressed_constants): Likewise.
12100 (initializer_constant_valid_p): Likewise.
12101 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12102 Convert the MIN/MAX of the inner type to the outer
12103 type before comparing them.
12104 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12105 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12106 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12107 of PLUS_EXPR for pointers.
12108 * tree-inline.c (estimate_num_insns_1): Handle
12110 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12111 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12112 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12113 instead of PLUS_EXPR for the pointer increment statement.
12114 (vect_update_ivs_after_vectorizer): For pointer types, create
12115 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12116 MULT_EXPR in sizetype.
12117 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12119 * tree-object-size.c (plus_expr_object_size): Handle
12120 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12121 code which is trying to figure out which side is a pointer and
12123 (check_for_plus_in_loops_1): Likewise.
12124 (check_for_plus_in_loops): Likewise.
12125 * c-common.c (pointer_int_sum): Create a
12126 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12127 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12128 only POINTER_PLUS_EXPR. Removing all the extra
12129 code which is trying to figure out which side is a pointer and
12131 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12132 PLUS_EXPR and MINUS_EXPR.
12133 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12135 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12136 with make_tree, instead of a pointer type.
12137 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12138 for pointers instead of PLUS_EXPR.
12139 (s390_gimplify_va_arg): Likewise.
12140 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12141 instead of PLUS_EXPR when doing addition on pointer
12142 types. Use sizetype for the second operand.
12143 (spu_gimplify_va_arg_expr): Likewise.
12144 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12145 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12146 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12147 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12148 for the pointer addition and also use size_int/sizetype
12150 (ix86_gimplify_va_arg): Likewise.
12151 Perform BIT_AND_EXPR on sizetype arguments.
12152 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12153 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12154 for the pointer additions and also use size_int for the offsets.
12155 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12156 additions and also use size_int for the offsets. Perform
12157 BIT_AND_EXPR on sizetype arguments.
12158 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12159 POINTER_PLUS_EXPR for pointers and create the
12160 BIT_AND_EXPR in sizetype.
12161 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12162 instead of PLUS_EXPR for pointer addition.
12163 (rs6000_va_start): Likewise.
12164 Also use sizetype for the offset.
12165 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12166 as PLUS_EXPR/MINUS_EXPR.
12167 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12168 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12169 Don't use BIT_AND_EXPR on a pointer type, convert the
12170 expression to sizetype first.
12171 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12173 (mips_gimplify_va_arg_expr): Likewise.
12174 Don't create BIT_AND_EXPR in a pointer type.
12176 2007-06-15 Eric Christopher <echristo@apple.com>
12178 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12179 (x86_64-*-darwin*): Ditto.
12180 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12183 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12185 * doc/extend.texi: Document behavior of __attribute__((aligned))
12188 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12190 * rtlanal.c (note_stores): Improve documentation.
12192 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12194 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12195 LOCAL_LABEL_PREFIX): Delete.
12196 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12197 (bfin_internal_label): Delete.
12199 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12201 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12202 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12203 otherwise define to LIBGCC2_TF_CEXT.
12204 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12205 (LIBGCC_TF_CEXT): Ditto.
12208 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12210 PR rtl-optimization/32339
12211 * df-scan.c (df_uses_record): Don't modify flags but just add to
12212 it for df_ref_record.
12214 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12216 * tree-mudflap.c: Fix whitespace issues.
12218 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12220 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12222 2007-06-14 Eric Christopher <echristo@apple.com>
12224 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12225 (movv4sf): Use gcc_unreachable instead of abort.
12227 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12230 * config/i386/sfp-machine.h (CMPtype): New define.
12231 (mach stubs): Use CMPtype instead of int as a return type.
12233 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12235 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12236 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12237 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12238 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12239 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12240 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12241 config/soft-fp/soft-fp.h: Update from glibc CVS.
12243 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12245 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12247 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12250 * config/v850/v850.c: Include dataflow header file.
12251 (substitute_ep_register): Fix typo.
12253 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12255 * configure.ac: Fix earlier checkin.
12256 * configure: Regenerated.
12258 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12260 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12261 * aclocal.m4: Regenerate.
12262 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12263 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12264 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12265 * configure: Regenerate.
12266 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12268 * Makefile.in (quickstrap): Build libgcc too.
12270 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12272 * configure.ac: Add --enable-checking=df. Explicitly mention that
12273 the variables are initialized as for "release".
12274 * df-core.c: Use it.
12275 * configure: Regenerate.
12276 * config.in: Regenerate.
12278 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12280 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12281 validate_replace_rtx instead of replace_rtx.
12282 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12284 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12286 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12287 (DWARF2_UNWIND_INFO): Override default if configured with
12289 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12290 (ENDFILE_SPEC): Add crtend.o.
12291 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12292 (ENDFILE_SPEC): Add crtend.o.
12293 (TARGET_USE_JCR_SECTION): Define.
12294 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12296 * config/i386/cygming-crtbegin.c: New file.
12297 * config/i386/cygming-crtend.c: New file.
12299 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12301 * config/i386/w32-unwind.h: New file.
12303 2007-06-13 Eric Christopher <echristo@apple.com>
12305 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12306 the user set a value below STACK_BOUNDARY.
12308 2007-06-13 Thiemo Seufer <ths@networkno.de>
12310 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12311 imply -lpthread for -pthread.
12313 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12315 * basic-block.h: Remove the prototype for
12316 free_basic_block_vars.
12317 * cfglayout.h: Remove the prototype for
12318 insn_locators_initialize.
12319 * tree.h: Remove the prototype for emit_line_note.
12321 * tree-ssa-pre.c (mergephitemp): Remove.
12322 (init_pre): Don't use mergephitemp.
12324 2007-06-13 Eric Christopher <echristo@apple.com>
12326 * config/i386/i386.c (override_options): If we've specified
12327 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12329 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12331 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12334 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12336 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12337 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12338 (eh_store_handler): New pattern.
12339 (eh_return): Emit it instead of a plain move.
12341 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12343 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12344 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12345 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12348 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12350 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12351 (find_next_insn_start, find_load): New functions.
12352 (bfin_reorg): Use them to deal with the fact that parallel insns are
12353 no longer represented as a SEQUENCE.
12355 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12357 * config/sparc/sparc.c (sparc_override_options): Initialize
12358 fpu mask correctly.
12360 2007-06-13 Dave Korn <dave.korn@artimi.com>
12362 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12365 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12367 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12368 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12369 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12370 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12371 tree-vect-transform.c: Fix comment typos. Follow spelling
12374 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12376 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12377 to the exit block use set.
12378 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12379 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12380 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12382 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12384 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12385 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12386 to indicate an error.
12387 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12389 (dbg_cnt_process_opt): Print an error on a bad argument.
12390 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12391 * common.opt (-fdbg-cnt-list): New.
12392 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12394 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12396 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12397 flag on ref-all pointers.
12399 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12401 PR middle-end/31579
12402 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12403 for the offset with the modifier as EXPAND_INITIALIZER
12404 if the modifier is EXPAND_INITIALIZER.
12405 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12406 a register if we had an overflow.
12408 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12410 * real.c (real_isfinite): New.
12411 (real_sqrt): Use it.
12412 * real.h (real_isfinite): New.
12413 * builtins.c: Use it.
12415 2007-06-12 Ian Lance Taylor <iant@google.com>
12416 Daniel Berlin <dberlin@dberlin.org>
12419 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12420 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12421 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12422 (DECL_NO_TBAA_P): Define.
12423 (struct tree_decl_common): Add no_tbaa_flag field.
12424 * tree-ssa-structalias.c (struct variable_info): Add
12425 no_tbaa_pruning field.
12426 (new_var_info): Initialize no_tbaa_pruning field.
12427 (unify_nodes): Copy no_tbaa_pruning field.
12428 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12429 (dump_solution_for_var): Print no_tbaa_pruning flag.
12430 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12432 (compute_tbaa_pruning): New static function.
12433 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12434 Call compute_tbaa_pruning.
12435 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12436 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12437 * gimple-low.c (lower_stmt): Likewise.
12438 * tree-gimple.c (is_gimple_stmt): Likewise.
12439 * tree-ssa-operands.c (get_expr_operands): Likewise.
12440 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12441 * tree-inline.c (estimate_num_insns_1): Likewise.
12442 (copy_result_decl_to_var): Likewise.
12443 * expr.c (expand_expr_real_1): Likewise.
12444 * tree-pretty-print.c (dump_generic_node): Likewise.
12445 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12446 * omp-low.c (omp_copy_decl_2): Likewise.
12447 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12448 * doc/c-tree.texi (Expression trees): Document
12449 CHANGE_DYNAMIC_TYPE_EXPR.
12451 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12453 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12454 with !HONOR_NANS and !HONOR_INFINITIES.
12455 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12457 2007-06-12 Tristan Gingold <gingold@adacore.com>
12459 * gcov.c: Comments updated.
12460 (source_info): Add file_time field.
12461 (source_index): New variable.
12462 (mutiple_files): New variable.
12463 (generate_results): New function extracted from process_file.
12464 (process_file): Save and restore chain of functions, generate
12465 results and free structures only if not merging results.
12466 (release_structures): File names are now freed in create_file_names
12467 (create_file_names): Free previous file names.
12468 (find_source): File date is now read here and modifications in
12469 source files is checked here.
12470 (read_graph_file): Only reverse order of functions for the current
12472 (make_gcov_file_name): Do not generate long names if input_name is
12474 (output_lines): If merging results do not display graph, data and
12476 Checking source file modification is done in find_source.
12478 * doc/gcov.texi: Append an s to sourcefile.
12480 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12482 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12483 (forced_nop): New pattern.
12484 * config/bfin/bfin.c: Include "df.h".
12485 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12486 (bfin_discover_loop): Use df_get_live_in instead of
12487 global_live_at_start.
12488 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12489 df_analyze when done.
12490 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12491 the insns. Use QImode for the final insn in a bundle. Call
12492 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12494 (reorder_var_tracking_notes): New function.
12495 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12496 update_life_info. Call df_analyze after scheduling and bundle
12497 generation. Call reorder_var_tracking_notes if generating these
12498 notes. Call df_finish_pass at the end.
12500 2007-06-12 Dirk Mueller <dmueller@suse.de>
12502 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12503 a comparison, not an assignment.
12505 2007-06-12 Olivier Hainque <hainque@adacore.com>
12507 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12508 Request walking the subtrees only, leaving the current is_lhs/val_only
12510 (convert_non_local_reference): Likewise.
12512 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12514 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12516 2007-06-12 Richard Guenther <rguenther@suse.de>
12518 PR tree-optimization/15353
12519 PR tree-optimization/31657
12520 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12521 * timevar.def: Add TV_TREE_IFCOMBINE.
12522 * tree-pass.h (pass_tree_ifcombine): Declare.
12523 * tree-ssa-ifcombine.c: New file.
12524 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12525 * tree-flow.h (blocks_in_phiopt_order): Declare.
12526 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12527 (tree-ssa-ifcombine.o): New dependencies.
12529 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12531 PR rtl-optimization/32293
12532 * combine.c (simplify_if_then_else): Truncate return from
12533 nonzero_bits() to correct mode.
12535 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12537 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12538 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12540 2007-06-11 Diego Novillo <dnovillo@google.com>
12542 * Makefile.in (reload1.o-warn): Remove.
12544 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12546 * combine.c (subst): Use reg_overlap_mentioned_p
12547 instead of comparing register numbers directly.
12549 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12551 * reload1.c (mark_home_live_1): Use the mode parameter.
12553 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12555 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12556 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12558 * df-core.c: Ditto.
12560 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12562 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12564 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12566 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12567 from integer registers.
12568 (FP mode splitters): Handle TFmode.
12570 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12572 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12573 for ref-all pointers that point-to anything.
12575 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12577 * config/arm/arm.c (arm_output_dwarf_dtprel,
12578 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12580 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12582 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12583 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12586 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12588 * tree.c (signed_or_unsigned_type_for): New.
12589 (unsigned_type_for): Use signed_or_unsigned_type_for.
12590 (signed_type_for): Use signed_or_unsigned_type_for.
12591 * tree.h (signed_or_unsigned_type_for): New.
12592 (get_signed_or_unsigned_type): Remove.
12593 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12594 lang_hooks.types.signed_type
12595 (size_diffop): Likewise.
12596 (all_ones_mask_p): Likewise.
12597 (build_range_check): Likewise.
12598 (fold_cond_expr_with_comparison): Likewise.
12599 (fold_cond_expr_with_comparison): Likewise.
12600 (unextend): Likewise.
12601 (extract_muldiv_1): Likewise.
12602 (fold_single_bit_test_into_sign_test): Likewise.
12603 (fold_binary): Likewise.
12604 (fold_ternary): Likewise.
12605 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12606 instead of get_signed_or_unsigned_type.
12607 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12608 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12609 * expr.c (signed_or_unsigned_type_for): Use
12610 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12611 * langhooks.c (get_signed_or_unsigned_type): Remove.
12612 (lhd_signed_or_unsigned_type): Remove.
12613 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12614 signed_or_unsigned_type.
12615 (lhd_signed_or_unsigned_type): Remove.
12616 * expmed.c (make_tree): Use signed_type_for instead of
12617 lang_hooks.types.signed_type.
12618 * c-common.c (same_scalar_type_ignoring_signedness): Use
12619 c_common_signed_type instead of lang_hooks.types.signed_type.
12620 (c_common_unsigned_type): New.
12621 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12622 (shorten_compare): Use c_common_unsigned_type instead of
12623 c_common_signed_or_unsigned_type.
12624 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12626 * convert.c (convert_to_integer): Use signed_type_for instead of
12627 lang_hooks.types.signed_type.
12628 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12629 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12630 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12631 * c-format.c (check_format_types): Use c_common_unsigned_type
12632 instead of unsigned_type_for.
12633 * c-decl.c (groakdeclarator): Likewise.
12634 * c-typeck.c (convert_for_assignment): Likewise.
12635 * c-common.h (c_common_unsigned_type): New.
12637 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12640 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12641 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12643 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12645 PR middle-end/32279
12646 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12647 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12649 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12650 Sebastian Pop <sebpop@gmail.com>
12652 * lambda-code.c (remove_iv): New.
12653 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12655 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12657 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12658 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12659 * tree-ssa-loop-prefetch.c: Include optabs.h.
12660 (FENCE_FOLLOWING_MOVNT): New macro.
12661 (struct mem_ref): Add independent_p and storent_p fields.
12662 (record_ref): Initalize the new fields.
12663 (gather_memory_references_ref): Return true if the reference
12665 (gather_memory_references): Check whether all memory accesses
12666 in loop were recorded.
12667 (should_issue_prefetch_p): Return false for nontemporal stores.
12668 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12669 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12670 (determine_loop_nest_reuse): Detect independent memory references.
12671 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12672 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12673 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12674 * config/i386/i386.h (x86_mfence): Declare.
12675 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12676 * config/i386/i386.c (x86_mfence): New variable.
12677 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12679 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12680 * optabs.c (init_optabs): Initialize storent_optab.
12681 * optabs.h (enum optab_index): Add OTI_storent.
12682 (storent_optab): Declare.
12683 * genopinit.c (optabs): Add initialization for storent_optab.
12684 * tree.h (MOVE_NONTEMPORAL): New macro.
12685 * expr.c (expand_assignment, store_expr, store_constructor_field,
12686 store_constructor, store_field, expand_expr_real_1): Propagate
12687 nontemporality of the expanded store.
12688 (emit_storent_insn): New function.
12689 * expr.h (expand_assignment, store_expr): Declaration changed.
12690 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12691 to expand_assignment.
12692 * stmt.c (expand_asm_expr): Ditto.
12693 * calls.c (initialize_argument_information): Pass false as
12694 nontemporality to store_expr.
12695 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
12698 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12700 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
12702 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
12704 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12706 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
12707 and allow DECL_P here.
12709 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
12711 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
12712 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
12713 track of the size of the expression.
12714 * cfghooks.c (merge_blocks): Remove block from loops structure only
12715 after call of the merge_blocks hook.
12717 2007-06-09 Tom Tromey <tromey@redhat.com>
12719 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
12720 (deprecated_state): Removed.
12721 (start_decl): Update.
12722 (enum deprecated_states): Moved earlier.
12723 (groktypename): Update.
12724 (push_parm_decl): Likewise.
12725 (grokfield): Likewise.
12726 (start_function): Likewise.
12728 2007-06-09 Ian Lance Taylor <iant@google.com>
12730 PR tree-optimization/32169
12731 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
12732 CONVERT_EXPR, check whether min and max both converted to an
12733 overflow infinity representation.
12735 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
12737 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
12738 not inserted on the edge.
12740 2007-06-08 Bob Wilson <bob.wilson@acm.org>
12742 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
12743 instructions if they are supported.
12744 (__divsi3, __umodsi3, __modsi3): Likewise.
12745 (__ashldi3, __ashrdi3, __lshrdi3): New.
12746 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
12748 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
12749 Tony Linthicum <tony.linthicum@amd.com>
12751 * doc/invoke.texi: Add fvect-cost-model flag.
12752 * common.opt (fvect-cost-model): New flag.
12753 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
12754 cost fields in stmt_vec_info struct for STMT.
12755 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
12756 fields in stmt_vec_info struct and access functions for the same.
12757 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
12758 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
12759 load, store and vector to scalar operation.
12760 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
12761 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
12762 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
12763 (TARG_VEC_STORE_COST): Define cost of vector store.
12764 (vect_estimate_min_profitable_iters): Define new function.
12765 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
12766 check to evaluate if loop iterations are less than minimum profitable
12767 iterations determined by cost model or minimum vect loop bound defined
12768 by user, whichever is more conservative.
12769 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
12770 run-time check to evaluate if loop iterations are less than minimum
12771 profitable iterations determined by cost model or minimum vect loop
12772 bound defined by user, whichever is more conservative.
12773 (vect_estimate_min_profitable_iterations): New function to estimate
12774 mimimimum iterartions required for vector version of loop to be
12775 profitable over scalar version.
12776 (vect_model_reduction_cost): New function.
12777 (vect_model_induction_cost): New function.
12778 (vect_model_simple_cost): New function.
12779 (vect_cost_strided_group_size): New function.
12780 (vect_model_store_cost): New function.
12781 (vect_model_load_cost): New function.
12782 (vectorizable_reduction): Call vect_model_reduction_cost during
12784 (vectorizable_induction): Call vect_model_induction_cost during
12786 (vectorizable_load): Call vect_model_load_cost during analysis phase.
12787 (vectorizable_store): Call vect_model_store_cost during analysis phase.
12788 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
12789 vectorizable_promotion, vectorizable_demotion): Call
12790 vect_model_simple_cost during analysis phase.
12792 2007-06-08 Simon Baldwin <simonb@google.com>
12794 * reg-stack.c (get_true_reg): Readability change. Moved default case
12795 label into direct switch statement scope.
12797 2007-06-08 Simon Baldwin <simonb@google.com>
12799 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
12800 in gcc_assert() with '==' comparison.
12802 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12804 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
12805 TARGET_ABM handling of x86_popcnt variable.
12807 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12809 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
12810 __builtin_copysignq and __builtin_infq built-in functions.
12812 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12814 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
12815 SSE4.2 section. Correct built-in function names in SSE4A section.
12817 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12819 PR tree-optimization/32243
12820 * tree-vect-transform.c (vectorizable_type_promotion): Move check
12821 for ncopies after ratio check between nunits_out and nunits_in.
12822 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
12824 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
12826 PR tree-optimization/32224
12827 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
12828 vectorization upon a non GIMPLE_MODIFY_STMT.
12830 2007-06-08 Christian Bruel <christian.bruel@st.com>
12833 * config/sh/sh.md (doloop_end): New pattern and splitter.
12834 * loop-iv.c (simple_rhs_p): Check for hardware registers.
12836 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
12838 PR middle-end/32209
12839 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
12841 (verify_dominators): Do not change dominance tree.
12843 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12845 * config/sh/constraints.md: New file.
12846 * config/sh/sh.c: Include tm-constrs.h.
12847 (reg_class_from_letter): Remove.
12848 (prepare_cbranch_operands): Use satisfies_constraint_*
12849 function instead of macro.
12850 (andcosts, broken_move, sh_secondary_reload): Likewise.
12851 * config/sh/predicates.md (trapping_target_operand): Likewise.
12852 (and_operand, arith_operand, arith_reg_or_0_operand,
12853 cmp_operand, logical_operand, target_operand,
12854 ua_address_operand, ua_offset, xor_operand): Likewise.
12855 * config/sh/sh.md: Include constraints.md.
12856 (*movsicc_t_false): Use satisfies_constraint_* function
12858 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
12859 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
12860 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
12861 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
12862 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
12863 (REG_CLASS_FROM_CONSTRAINT): Remove.
12864 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
12865 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
12866 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
12867 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
12868 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12869 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
12870 function instead of macro.
12871 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
12872 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
12873 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
12874 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
12875 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
12876 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
12877 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
12878 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
12879 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
12880 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
12881 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
12882 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
12883 EXTRA_CONSTRAINT_STR): Likewise.
12884 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
12886 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12888 * config/i386/darwin.h (STACK_BOUNDARY): Define.
12890 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
12893 * c-common.h (flag_cpp0x): Replaced by...
12894 (cxx_dialect): ... this new variable specifying the C++ dialect that
12896 * c-common.c (flag_cpp0x): Removed.
12897 (cxx_dialect): Defined.
12898 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
12900 * c-opts.c (c_common_post_options): Likewise.
12901 (set_std_cxx98): Set cxx_dialect to cxx98.
12902 (set_std_cxx0x): Set cxx_dialect to cxx0x.
12904 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12905 Hui-May Chang <hm.chang@apple.com>
12907 * doc/invoke.texi (Darwin Options): Update documentation for
12908 -mmacosx-version-min.
12909 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
12910 * config/darwin-driver.c: New file.
12911 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
12912 * config/t-darwin (darwin-driver.o): New rule.
12914 * config/darwin-c.c (version_as_macro): Ignore low digit.
12916 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
12918 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
12919 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
12920 (CSGNMODE): New mode macro.
12921 (CSGNVMODE): New mode attribute.
12922 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
12923 expander using CSGNMODE mode macro. Handle TFmode.
12924 (copysign<mode>3_const): Rename from copysignsf3_const and
12925 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
12927 (copysign<mode>3_var): Rename from copysignsf3_var and
12928 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
12930 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
12931 mode macro. Handle TFmode.
12932 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
12933 (iortf3, *iortf3): Ditto.
12934 (xortf3, *xortf3): Ditto.
12935 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
12936 TFmode and TImode masks.
12937 (ix86_expand_copysign): Expand TFmode copysign insn.
12938 (IX86_BUILTIN_INFQ): New.
12939 (IX86_BUILTIN_FABSQ): Ditto.
12940 (IX86_BUILTIN_COPYSIGNQ): Ditto.
12941 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
12942 [__builtin_fabsq]: Ditto.
12943 [__builtin_copysignq]: Ditto.
12944 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
12945 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
12946 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
12947 ix86_expand_binop_builtin().
12949 2007-06-07 Bob Wilson <bob.wilson@acm.org>
12951 * config/xtensa/lib1funcs.asm: Clean up whitespace.
12953 2007-06-07 Steve Ellcey <sje@cup.hp.com>
12956 * rtl.h (push_to_sequence2): New.
12957 * emit-rtl.c (push_to_sequence2): New.
12958 * function.c (assign_parm_data_all): Add new fields.
12959 (assign_parm_setup_block): Call push_to_sequence2 instead of
12961 (assign_parm_setup_reg): Ditto.
12962 (assign_parm_setup_stack): Ditto.
12963 (assign_parms_unsplit_complex): Ditto.
12964 (assign_parms): Change field name.
12966 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
12968 PR tree-optimization/32220
12969 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
12970 phi node is reached before defining statement.
12972 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12975 * tree-vect-transform.c (vectorizable_call): Call update_stmt
12976 after changing the right hand side of the assignment.
12978 2007-06-06 Eric Christopher <echristo@apple.com>
12980 * config.gcc (i?86-*-darwin*): Remove arch parameter.
12981 (x86_64-*-darwin*): Ditto.
12982 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
12983 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
12985 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12987 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
12988 coding conventions.
12989 (add_key): Likewise.
12990 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
12991 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
12993 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
12995 (add_cost_one_coalesce): Likewise.
12996 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
12997 variable names. Rename orig to orig_name for consistency.
12998 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
12999 coding conventions.
13000 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13002 (record_equivalences_from_stmt): Likewise.
13003 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13004 the coding conventions.
13005 (memory_ssa_name_same): Likewise.
13006 (dse_optimize_stmt): Likewise.
13007 (dse_record_phis): Likewise.
13008 (dse_finalize_block): Likewise.
13009 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13010 keywords as variable names.
13011 (may_move_till): Cast according to the coding conventions.
13012 (force_move_till_expr): Avoid using C++ keywords as variable names.
13013 (force_move_till): Cast according to the coding conventions.
13014 (memref_hash): Likewise.
13015 (memref_eq): Likewise.
13016 (gather_mem_refs_stmt): Likewise.
13017 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13018 using C++ keywords as variable names.
13019 (idx_find_step): Cast according to the coding conventions.
13020 (idx_record_use): Likewise.
13021 (find_depends): Likewise.
13022 (prepare_decl_rtl): Likewise.
13023 (mbc_entry_hash): Likewise.
13024 (mbc_entry_eq): Likewise.
13025 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13026 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13027 (idx_infer_loop_bounds): Cast according to the coding conventions.
13028 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13029 * tree-ssa-math-opts.c (occ_new ): Likwise.
13030 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13032 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13034 (add_use_op): Likewise.
13035 (add_vop): Likewise.
13036 (add_vuse_op): Likewise.
13037 (add_vdef_op): Likewise.
13038 (get_expr_operands): Likewise.
13039 (push_stmt_changes): Use type safe memory macros.
13040 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13041 keywords as variable names.
13042 (conditional_replacement): Likewise.
13043 (minmax_replacement): Likewise.
13044 (abs_replacement): Likewise.
13045 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13046 coding conventions.
13047 (insert_fake_stores): Avoid using C++ keywords as variable names.
13048 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13050 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13051 (heapvar_insert): Use type safe memory macros.
13052 (new_var_info): Cast according to the coding conventions.
13053 (new_constraint): Likewise.
13054 (remove_preds_and_fake_succs): Use type safe memory macros.
13055 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13057 (thread_single_edge): Likewise.
13058 (thread_through_loop_header): Likewise.
13060 2007-06-06 Eric Christopher <echristo@apple.com>
13062 * config/i386/i386.c (override_options): Move handling
13063 of TARGET_SUBTARGET* earlier.
13065 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13067 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13070 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13072 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13073 emited outside of basic block.
13074 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13075 the created blocks.
13076 * rtl.h (delete_insn_chain): Declaration changed.
13077 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13079 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13080 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13081 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13082 to delete_insn_chain.
13083 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13084 do not have bb field set.
13085 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13087 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13088 * cfgcleanup.c (try_optimize_cfg): Ditto.
13090 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13092 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13093 (lambda_body_vector_new): Use type safe memory macros.
13094 (lambda_linear_expression_new): Likewise.
13095 (lambda_loopnest_new): Likewise.
13096 (lambda_lattice_new): Likewise.
13097 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13098 conventions. Use type safe memory macros.
13099 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13100 (lambda_body_vector_s): Likewise.
13101 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13102 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13104 2007-06-06 Richard Guenther <rguenther@suse.de>
13106 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13107 if we need to schedule cfg_cleanup.
13108 (tree_ssa_forward_propagate_single_use_vars): Do so.
13110 2007-06-06 Ian Lance Taylor <iant@google.com>
13112 * fold-const.c (merge_ranges): If range_successor or
13113 range_predecessor fail, just return 0.
13115 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13117 PR tree-optimization/32216
13118 * tree-vectorizer.c (supportable_widening_operation): Determine
13119 signedness of FIX_TRUNC_EXPR from output operand.
13120 (supportable_narrowing_operation): Ditto.
13121 * tree-vect-generic.c (expand_vector_operations_1): Determine
13122 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13123 from input operand.
13125 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13127 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13128 (struct pta): ...from here. Change flags to unsigned to avoid
13129 excessive casting (as it is used as a bit mask).
13130 (override_options): Add casts according to the coding convenventions.
13131 (x86_64_elf_unique_section): Likewise.
13132 (examine_argument): Avoid using C++ keywords as variable names.
13133 (construct_container): Likewise.
13134 (legitimize_pic_address): Likewise.
13135 (get_dllimport_decl): Cast according to the coding conventions. Use
13136 type safe memory macros.
13137 (legitimize_address): Cast according to the coding conventions.
13138 (emit_i387_cw_initialization): Corrected the type of slot to enum
13140 (ix86_init_machine_status): Use type safe memory macros.
13141 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13142 (bdesc_pcmpistr): Likewise.
13143 (bdesc_crc32): Likewise.
13144 (bdesc_sse_3arg): Likewise.
13145 (bdesc_2arg): Likewise.
13146 (bdesc_1arg): Likewise.
13147 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13148 (ix86_expand_sse_pcmpistr): Likewise.
13149 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13150 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13151 int to match the langhook definition.
13152 (ix86_builtin_conversion): Change the type of code to unsigned init to
13153 match the langhook definition.
13154 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13156 (ix86_preferred_output_reload_class): Likewise.
13157 (ix86_cannot_change_mode_class): Likewise.
13158 (ix86_memory_move_cost): Likewise.
13159 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13160 avoid excessive casting later on.
13161 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13163 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13165 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13166 as flags setting insn.
13167 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13169 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13171 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13172 (UNSPEC_ROUND): New.
13173 ("sse4_1_round<mode>2"): New insn pattern.
13174 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13176 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13177 expander using SSEMODEF mode macro. Expand using
13178 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13179 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13180 expander using SSEMODEF mode macro. Expand using
13181 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13182 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13183 expander using SSEMODEF mode macro. Expand using
13184 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13185 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13186 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13187 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13190 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13191 Sebastian Pop <sebpop@gmail.com>
13193 * lambda.h (build_linear_expr): New.
13194 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13195 Use build_linear_expr, call fold and force_gimple_operand.
13196 (lambda_loopnest_to_gcc_loopnest): Check that there is
13197 something to insert.
13198 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13200 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13202 PR preprocessor/23479
13203 * doc/extend.texi: Document the 0b-prefixed binary integer
13204 constant extension.
13206 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13208 PR tree-optimization/32215
13209 * tree-vectorizer.c (supportable_widening_operation): Return false
13210 for unsupported FIX_TRUNC_EXPR tree code.
13211 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13213 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13215 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13216 register on SPE targets. Change documentation to reflect
13218 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13219 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13220 out of the register allocation pool.
13221 (rs6000_reg_live_or_pic_offset_p): New function.
13222 (rs6000_emit_prologue): Move the actual saving of LR up to free
13223 r0 for holding r11. Split saving of SPE 64-bit registers into
13224 its own case. Ensure that offsets will always be in-range for
13225 'evstdd' by using r11 as a scratch register to point at the start
13226 of the SPE save area. Save r11 if necessary, as it is the static
13228 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13229 into its own case. Ensure that offsets will always be in-range
13230 for 'evldd' by using r11 as a scratch register to point at the
13231 start of the SPE save area. Also adjust r11 when restoring
13232 the stack pointer to compensate for pre-loading r11.
13234 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13236 * cfg.c (init_flow): Use type safe memory macros.
13237 (alloc_block): Likewise.
13238 (unchecked_make_edge): Likewise.
13239 (dump_flow_info): Avoid using C++ keywords as variable names.
13240 (copy_original_table_clear): Cast according to the coding conventions.
13241 (copy_original_table_set): Likewise.
13242 * cfgexpand (label_rtx_for_bb): Likewise.
13243 (expand_gimple_basic_block): Likewise.
13244 * cfghooks.c (dump_bb): Likewise.
13245 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13247 (lv_add_condition_to_bb): Likewise.
13248 * cfglayout (relink_block_chain): Cast according to the coding
13250 (fixup_reorder_chain): Likewise.
13251 (fixup_fallthru_exit_predecessor): Likewise.
13252 * cfgloop.c (glb_enum_p): Likewise.
13253 (get_exit_description): Likewise.
13254 (dump_recorded_exit): Likewise.
13255 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13256 (struct loop): ... from here.
13257 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13259 * cfgrtl.c (rtl_create_basic_block): Likewise.
13260 (rtl_split_block): Likewise.
13261 (rtl_dump_bb): Likewise.
13262 (cfg_layout_split_block): Likewise.
13263 (init_rtl_bb_info): Use typesafe memory macros.
13265 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13266 * graphds.h: Updated all usages of edge to graph_edge.
13267 * graphds.c: Likewise.
13268 * cfgloopanal.c: Likewise.
13270 2007-06-05 Ian Lance Taylor <iant@google.com>
13272 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13273 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13274 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13276 (test_for_singularity): Likewise.
13278 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13280 * config/i386/constraints.md ("Y2"): Replaced by ...
13282 * config/i386/i386.md: Likewise.
13283 * config/i386/mmx.md: Likewise.
13284 * config/i386/sse.md: Likewise.
13286 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13288 * config/i386/constraints.md ("z"): Replaced by ...
13290 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13291 (sse4_1_blendvps): Likewise.
13292 (sse4_1_pblendvb): Likewise.
13293 (sse4_2_pcmpestr): Likewise.
13294 (sse4_2_pcmpestrm): Likewise.
13295 (sse4_2_pcmpestr_cconly): Likewise.
13296 (sse4_2_pcmpistr): Likewise.
13297 (sse4_2_pcmpistrm): Likewise.
13298 (sse4_2_pcmpistr_cconly): Likewise.
13300 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13302 * matrix-reorg.c (transform_access_sites): Fix computation.
13303 (transform_allocation_sites): Same.
13305 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13307 * config/i386/i386.c (override_options): Use
13308 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13310 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13312 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13313 (nonimm_not_xmm0_operand): Ditto.
13314 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13315 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13316 as operand[2] predicate. Require "z" class XMM register for
13317 operand[3]. Adjust asm template.
13318 ("sse4_1_blendvpd"): Ditto.
13319 ("sse4_1_pblendvb"): Ditto.
13320 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13321 force op2 into xmm0 register for variable blend instructions.
13323 2007-06-04 Tom Tromey <tromey@redhat.com>
13325 * c-tree.h (start_enum): Update.
13326 (build_enumerator): Likewise.
13327 * c-decl.c (enum_next_value): Removed.
13328 (enum_overflow): Likewise.
13329 (start_enum): Add c_enum_contents argument. Don't use globals.
13330 (build_enumerator): Likewise.
13331 * c-tree.h (struct c_enum_contents): New struct.
13333 2007-06-04 Tom Tromey <tromey@redhat.com>
13335 * c-common.c (c_common_get_alias_set): Fix indentation.
13337 2007-06-04 Ian Lance Taylor <iant@google.com>
13339 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13340 to overflow, reduce overflow infinity to regular infinity.
13341 (vrp_var_may_overflow): New static function.
13342 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13344 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13346 * stor-layout.c (layout_type): Remove duplicate code.
13348 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13351 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13352 before build_common_builtin_nodes ().
13354 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13357 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13359 2007-06-04 Jan Hubicka <jh@suse.cz>
13361 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13362 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13363 instead of _stat version.
13365 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13367 PR tree-optimization/32194
13368 * tree-predcom.c (determine_offset): Check that both references have
13371 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13373 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13374 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13375 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13376 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13377 Add argument to iterate_fix_dominators call.
13378 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13379 * gcse.c (hoist_code): Change domby to vector.
13380 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13381 Add argument to iterate_fix_dominators call.
13382 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13383 recompute_dominator.
13384 * lambda-code.c (perfect_nestify): Ditto.
13385 * cfgloopanal.c: Include graphds.h.
13386 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13387 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13388 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13390 * graphds.c: New file.
13391 * graphds.h: New file.
13392 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13393 (get_dominated_by, get_dominated_by_region): Change return type to
13395 (verify_dominators): Recompute all dominators and compare the results.
13396 (recount_dominator): Renamed to ...
13397 (recompute_dominator): ... this. Do not check that the block is
13398 dominated by entry.
13399 (iterate_fix_dominators): Reimplemented.
13400 (prune_bbs_to_update_dominators, root_of_dom_tree,
13401 determine_dominators_for_sons): New functions.
13402 * et-forest.c (et_root): New function.
13403 * et-forest.h (et_root): Declare.
13404 * Makefile.in (graphds.o): Add.
13405 (cfgloopanal.o): Add graphds.h dependency.
13406 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13407 * basic-block.h (get_dominated_by, get_dominated_by_region,
13408 iterate_fix_dominators): Declaration changed.
13409 (recount_dominator): Renamed to ...
13410 (recompute_dominator): ... this.
13411 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13412 (thread_through_all_blocks): Do not free dominance info.
13414 2007-06-03 Andreas Schwab <schwab@suse.de>
13416 * config/m68k/m68k.c (override_options): Don't override
13418 * config/m68k/m68k-modes.def (SF, DF): Define to use
13419 motorola_single_format and motorola_double_format, resp.
13420 * real.c (motorola_single_format): Renamed from
13421 coldfire_single_format.
13422 (motorola_double_format): Renamed from coldfire_double_format.
13423 (encode_ieee_extended): Generate a proper canonical NaN image
13424 respecting canonical_nan_lsbs_set.
13425 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13427 * real.h: Adjust declarations.
13429 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13432 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13433 the symbol is generated with the stack protector.
13435 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13437 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13438 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13440 * doc/extend.texi (interrupt): Mention m68k.
13442 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13444 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13445 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13446 (ix86_expand_sse_pcmpestr): Do not check operands for
13447 "register_operand", when insn operand predicate is "register_operand".
13448 (ix86_expand_sse_pcmpistr): Ditto.
13450 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13451 Uros Bizjak <ubizjak@gmail.com>
13453 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13454 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13455 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13456 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13457 * config/i386/constraints.md ("z"): New register constraint
13458 for members of SSE_FIRST_REG class.
13459 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13460 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13461 SSE_FIRST_REG class.
13462 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13463 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13464 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13465 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13466 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13467 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13468 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13469 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13470 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13471 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13472 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13473 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13474 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13475 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13476 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13477 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13478 (struct builtin_description): Change "flag" field to unsigned.
13479 (bdesc_pcmpestr): New builtin description table.
13480 (bdesc_pcmpistr): Likewise.
13481 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13482 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13483 Initialize pcmp[ei]str[im] insns for SSE4.2.
13484 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13485 (ix86_expand_sse_pcmpistr): Likewise.
13486 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13487 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13488 (UNSPEC_PCMPISTR): Likewise.
13489 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13490 (sse4_2_pcmpestri):New isns pattern.
13491 (sse4_2_pcmpestrm): Likewise.
13492 (sse4_2_pcmpestr_cconly): Likewise.
13493 (sse4_2_pcmpistr): New insn patern and splitter.
13494 (sse4_2_pcmpistri):New isns pattern.
13495 (sse4_2_pcmpistrm): Likewise.
13496 (sse4_2_pcmpistr_cconly): Likewise.
13497 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13500 2007-06-01 David Daney <ddaney@avtrex.com>
13502 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13503 LOADGP_ABSOLUTE and not binds_local_p.
13505 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13507 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13509 2007-06-01 Ian Lance Taylor <iant@google.com>
13511 * tree-vrp.c (compare_name_with_value): Always set
13512 used_strict_overflow if we get a result from the variable itself.
13514 2007-06-01 Ian Lance Taylor <iant@google.com>
13516 PR rtl-optimization/31455
13517 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13518 subregs which have a cast between modes which are not tieable.
13520 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13522 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13523 breaks after return statements.
13525 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13527 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13528 only after no_new_pseudos.
13530 2007-05-31 Eric Christopher <echristo@apple.com>
13532 * expr.c (convert_move): Assert that we don't have a BLKmode
13534 (store_expr): Handle BLKmode moves by calling emit_block_move.
13536 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13538 * c-typeck.c (build_indirect_ref): Include type in error message.
13539 (build_binary_op): Pass types to binary_op_error.
13540 * c-common.c (binary_op_error): Take two type arguments, print out
13542 * c-common.h (binary_op_error): Update prototype.
13544 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13546 * config/i386/i386.c: Correct coments on -mno-sse4.
13548 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13550 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13551 (x86_64-*-*): Likewise.
13552 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13553 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13554 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13555 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13556 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13557 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13558 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13559 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13560 (OPTION_MASK_ISA_SSE4): Likewise.
13561 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13562 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13563 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13564 (override_options): Support SSE4.2.
13565 (ix86_build_const_vector): Support SImode and DImode.
13566 (ix86_build_signbit_mask): Likewise.
13567 (ix86_expand_int_vcond): Support V2DImode.
13568 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13569 (IX86_BUILTIN_CRC32HI): Likewise.
13570 (IX86_BUILTIN_CRC32SI): Likewise.
13571 (IX86_BUILTIN_CRC32DI): Likewise.
13572 (IX86_BUILTIN_PCMPGTQ): Likewise.
13573 (bdesc_crc32): Likewise.
13574 (bdesc_sse_3arg): Likewise.
13575 (ix86_expand_crc32): Likewise.
13576 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13577 (ix86_expand_builtin): Likewise.
13578 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13579 __SSE4_2__ for -msse4.2.
13580 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13581 (CRC32MODE): Likewise.
13582 (crc32modesuffix): Likewise.
13583 (crc32modeconstraint): Likewise.
13584 (sse4_2_crc32<mode>): Likewise.
13585 (sse4_2_crc32di): Likewise.
13586 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13588 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13589 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13590 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13591 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13592 (vcondu<mode>): Likewise.
13593 * doc/extend.texi: Document SSE4.2 built-in functions.
13594 * doc/invoke.texi: Document -msse4.2/-msse4.
13596 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13598 PR tree-optimization/32160
13599 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13600 variable as gimple reg.
13601 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13603 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13605 * gcc.c (main): Don't consider linker options when issuing the
13606 warning about a linker input file not being used.
13608 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13610 * tree-vrp.c (compare_names): Initialize sop.
13612 2007-05-30 Dirk Mueller <dmueller@suse.de>
13614 * cgraphunit.c (cgraph_analyze_function): Remove
13615 computation of inline parameters.
13617 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13619 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13621 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13623 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13624 Add vx-common.h. Include vxworks.h between vx-common.h and
13626 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13628 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13629 (TARGET_ASM_DESTRUCTOR): Likewise.
13630 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13631 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13632 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13633 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13634 (VXWORKS_ENDIAN_SPEC): Define.
13635 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13636 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13637 VXWORKS_* equivalents.
13638 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13639 (ASM_FILE_START): Delete.
13640 (TARGET_VERSION): Reformat.
13641 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13642 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13643 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13644 (FPBIT, DPBIT): Define.
13645 (fp-bit.c, dp-bit.c): New rules.
13646 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13647 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13648 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13649 * config/arm/arm.h: Include vxworks-dummy.h.
13650 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13651 Mark with ATTRIBUTE_UNUSED.
13652 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13653 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13654 make it incompatible with -msingle-pic-base.
13655 (arm_function_ok_for_sibcall): Return false for calls that might
13656 go through a VxWorks PIC PLT entry.
13657 (require_pic_register): New function, split out from...
13658 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13660 (arm_load_pic_register): Handle the VxWorks RTP initialization
13661 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13662 (arm_emit_call_insn): New function.
13663 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13664 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13665 (pic_offset_arm): New pattern.
13666 (call, call_value): Use arm_emit_call_insn.
13667 (call_internal, call_value_internal): New expanders.
13668 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13669 VxWorks unless __PIC__.
13671 2007-05-30 Eric Christopher <echristo@gmail.com>
13673 * genrecog.c: Include regs.h in generated file.
13674 * genemit.c: Ditto. Fix up formatting.
13675 * config/mn10300/constraints.md: New.
13676 * config/mn10300/mn10300.md: Include.
13677 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13678 Fix up for removed macro.
13679 * config/mn10300/predicates.md (call_address_operand): Ditto.
13680 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13681 (CONST_OK_FOR_I): Ditto.
13682 (CONST_OK_FOR_J): Ditto.
13683 (CONST_OK_FOR_K): Ditto.
13684 (CONST_OK_FOR_L): Ditto.
13685 (CONST_OK_FOR_M): Ditto.
13686 (CONST_OK_FOR_N): Ditto.
13687 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13691 (EXTRA_CONSTRAINT): Ditto.
13693 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13695 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
13697 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
13698 OPTION_MASK_ISA_64BIT.
13699 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
13701 2007-05-30 Richard Guenther <rguenther@suse.de>
13703 PR middle-end/32152
13704 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
13705 types for comparison.
13706 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
13707 with original typed arguments.
13708 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
13710 2007-05-30 Jakub Jelinek <jakub@redhat.com>
13712 PR tree-optimization/31769
13713 * except.c (duplicate_eh_regions): Clear prev_try if
13714 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
13716 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
13718 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
13719 * tree-ssa-sink.c (statement_sink_location): Return basic block and
13720 bsi of the location where statements should be inserted.
13721 (sink_code_in_bb): Take bsi from statement_sink_location.
13722 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
13723 instead of bsi_start.
13724 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
13726 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
13727 (bsi_move_before): Document inconsistency with bsi_move_after.
13728 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
13730 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13732 * config/i386/i386.h (TARGET_ABM): New define.
13733 (TARGET_POPCNT): Ditto.
13734 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
13735 New temporary defines to redefine from OPTION_ISA_* defines.
13736 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
13737 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
13738 (ix86_isa_flags): New extern int declaration.
13739 (TARGET_SUBTARGET_DEFAULT): New define.
13740 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
13741 (TARGET_SUBTARGET32_DEFAULT): Ditto.
13742 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
13743 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13744 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
13745 * config/i386/darwin.h: Change TARGET_64BIT define to
13748 * config/i386/i386.opt (m3dnowa): Define as undocumented option
13749 using existing "ix86_isa_flags" varible.
13750 (m32, m64): Use existing "ix86_isa_flags" variable.
13751 (mmmx, m3dnow): Ditto.
13752 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
13753 (mabm): Define as non-negative option using "x86_abm" variable.
13754 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
13756 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
13757 Rewrite feature test bitmap.
13758 (ix86_isa_flags): New initialized global int varible.
13759 (ix86_isa_flags_explicit): New static int variable.
13760 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
13761 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
13762 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
13763 target_flags_explicit.
13764 (override_options): Remove "target_enable" and "target_disable" fields
13765 from "struct ptt". Update processor_target_table accordingly. Remove
13766 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
13767 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
13768 "target_flags" and "ix86_isa_flags_explicit" instead of
13769 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
13770 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
13771 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
13772 to true when either of PTA_POPCNT or PTA_ABM is set in
13773 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
13774 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
13775 processor_alias_table flags entry. Remove handling of
13776 "target_enable" and "target_disable" fields of processor_target_table.
13777 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
13778 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
13779 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
13780 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
13781 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
13783 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
13785 2007-05-29 David Daney <ddaney@avtrex.com>
13788 * config/mips/mips.c (mips_output_mi_thunk): Emit
13789 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
13791 2007-05-29 Hui-May Chang <hm.chang@apple.com>
13792 * config/i386/i386.c (ix86_function_regparm): Added checking of
13793 ix86_force_align_arg_pointer to determine the number of
13794 register parameters.
13796 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
13798 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
13799 (SET_DR_MISALIGNMENT): New.
13800 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
13801 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
13802 Use SET_DR_MISALIGNMENT.
13803 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
13805 * tree-data-ref.c (create_data_ref, compute_all_dependences,
13806 find_loop_nest): Export.
13807 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
13808 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
13809 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
13810 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
13812 (struct mem_ref): Add field reuse_distance.
13813 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
13814 Initialize reuse_distance field.
13815 (issue_prefetch_ref): Select temporality of prefetch according to
13817 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
13818 self_reuse_distance, determine_loop_nest_reuse): New functions.
13819 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
13820 (tree_ssa_prefetch_arrays): Dump L2 cache size.
13821 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
13824 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
13826 * tree-ssa-alias.c: Add aliasing overview.
13828 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
13829 Danny Smith <dannysmith@users.sourceforge.net>
13832 * config/i386/t-crtfm: Compile crtfastmath.o with
13833 -minline-all-stringops.
13834 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
13835 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
13837 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13839 * doc/md.texi: Document constraints on HP PA-RISC.
13841 * pa/constraints.md: New file.
13842 * pa.md: Include constraints.md.
13843 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
13844 (integer_store_memory_operand, ldil_cint_p): New functions.
13845 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
13846 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13847 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
13848 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
13849 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
13851 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
13854 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
13855 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
13856 case POSTDECREMENT_EXPR>): Return the error_mark_node
13857 if either the real or imaginary parts would an
13860 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
13862 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
13863 name when we remove it from a call.
13865 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
13867 * targhooks.c (default_narrow_bitfield): Remove.
13868 * targhooks.h: Remove the prototype for
13869 default_narrow_bitfield.
13871 * langhooks-def.h: Remove the prototype for
13872 hook_get_alias_set_0.
13873 * langhooks.c (hook_get_alias_set_0): Remove.
13875 * global.c (EXECUTE_IF_CONFLICT): Remove.
13877 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13880 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
13881 return true when truth_value_p is true and the type
13884 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13886 * doc/install.texi (Prerequisites): We no longer require Autoconf
13887 2.13 for the top-level.
13889 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
13891 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
13892 memory access via x86_expand_vector_move_misalign() only for
13893 TImode values on 32-bit targets.
13895 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
13897 * matrix-reorg.c: New file. Implement matrix flattening and
13898 transposing optimization.
13899 * tree-pass.h: Add matrix reorg pass.
13900 * common.opt: Add fipa-mreorg flag.
13901 * Makefile.in: Add matrix-reorg.c.
13902 * passes.c: Add matrix reorg pass.
13903 * varpool.c (add_new_static_var): New function.
13904 * cgraph.h (add_new_static_var): Declare.
13906 2007-05-27 Eric Christopher <echristo@apple.com>
13908 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
13909 sp_offset depending on stack size. Save r12 depending
13910 on registers we're saving later.
13911 (rs6000_emit_epilogue): Update sp_offset depending only
13914 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
13916 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
13917 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13918 * ifcvt.c (if_convert): Ditto.
13919 * tree-ssa-threadupdate.c (thread_block): Ditto.
13920 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
13921 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
13922 verify_loop_closed_ssa): Check number_of_loops instead of
13924 * predict.c (tree_estimate_probability): Ditto.
13925 * tree-if-conv.c (main_tree_if_conversion): Ditto.
13926 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
13927 * modulo-sched.c (sms_schedule): Ditto.
13928 * tree-scalar-evolution.c (scev_const_prop): Ditto.
13929 (scev_finalize): Do not do anything if scev analysis was not
13931 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
13932 current_loops == NULL.
13933 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
13934 * loop-init.c (loop_optimizer_init): Do not free current_loops when
13935 there are no loops.
13936 (loop_optimizer_finalize): Assert that loops were analyzed.
13937 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
13938 rtl_doloop): Check number_of_loops instead of current_loops.
13939 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
13940 current_loops == NULL.
13941 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
13942 gate_tree_vectorize tree_linear_transform, check_data_deps,
13943 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
13944 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
13945 Check number_of_loops instead of current_loops.
13946 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
13947 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
13948 free loops if available.
13949 (execute_pre): Do not pass do_fre to fini_pre.
13951 2007-05-27 Tobias Burnus <burnus@net-b.de>
13953 PR middle-end/32083
13954 * real.c (mpfr_from_real): Fix sign of -Inf.
13956 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
13958 * tree-vect-transform.c (vectorizable_conversion): Initialize
13959 tree_code variables to ERROR_MARK.
13960 (vectorizable_type_demotion): Likewise.
13961 (vectorizable_type_promotion): Likewise.
13963 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13966 * config/i386/i386.md (movti): Handle push operands via
13967 ix86_expand_push().
13969 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13971 * basic-block.h: Remove the prototype for merge_seq_blocks.
13972 * cfgcleanup.c (merge_seq_blocks): Remove.
13974 * tree-flow.h: Remove the prototype for is_aliased_with.
13975 * tree-ssa-alias.c (is_aliased_with): Remove.
13977 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
13979 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
13981 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
13983 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
13984 ix86_expand_sse4_unpack if SSE4.1 is enabled.
13985 (vec_unpacks_hi_v16qi): Likewise.
13986 (vec_unpacku_lo_v16qi): Likewise.
13987 (vec_unpacks_lo_v16qi): Likewise.
13988 (vec_unpacku_hi_v8hi): Likewise.
13989 (vec_unpacks_hi_v8hi): Likewise.
13990 (vec_unpacku_lo_v8hi): Likewise.
13991 (vec_unpacks_lo_v8hi): Likewise.
13992 (vec_unpacku_hi_v4si): Likewise.
13993 (vec_unpacks_hi_v4si): Likewise.
13994 (vec_unpacku_lo_v4si): Likewise.
13995 (vec_unpacks_lo_v4si): Likewise.
13997 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13999 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14000 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14001 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14002 follow spelling conventions in various
14003 warning/error/diagnostic messages.
14005 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14006 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14007 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14008 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14009 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14010 * doc/tm.texi: Follow spelling conventions.
14012 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14015 * tree-ssa-forwprop.c
14016 (forward_propagate_addr_into_variable_array_index): Remove
14017 the lhs argument. Use the type of def_rhs instead of lhs.
14018 (forward_propagate_addr_expr_1): Update use of
14019 forward_propagate_addr_into_variable_array_index.
14021 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14022 Nigel Stephens <nigel@mips.com>
14024 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14025 function attributes, "far" being an alias for "long_call".
14026 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14027 (mips_near_type_p, mips_far_type_p): New.
14028 (mips_comp_type_attributes): New function to check that attributes
14029 attached to a function type are compatible.
14030 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14031 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14032 to the target function of the thunk.
14033 (mips_encode_section_info): Check for "near" and "far" function
14034 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14036 * config/mips/predicates.md (const_call_insn_operand): Test only
14037 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14039 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14042 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14043 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14044 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14045 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14047 2007-05-25 Eric Christopher <echristo@apple.com>
14049 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14050 to x86-darwin configurations.
14051 * config/i386/t-darwin: Add softfp support.
14052 * config/i386/t-darwin64: Ditto.
14053 * config/i386/sfp-machine.h: If mach then don't use
14054 aliasing, emit a stub to call.
14056 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14058 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14059 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14060 tree-predcom.c, tree-ssa-alias-warnings.c,
14061 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14062 comment typos. Follow spelling conventions.
14063 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14065 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14068 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14069 constants into memory. Expand unaligned memory references for
14070 SSE modes via x86_expand_vector_move_misalign() function.
14072 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14074 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14075 "memory" attribute for "sseishft" type insn without operands[2].
14077 2007-05-25 Dirk Mueller <dmueller@suse.de>
14078 Marcus Meissner <meissner@suse.de>
14080 * doc/extend.texi (alloc_size): New attribute.
14081 * c-common.c (handle_alloc_size_attribute): New.
14082 * tree-object-size.c (alloc_object_size): Use alloc_size
14083 attribute, if available.
14085 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14087 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14089 (__builtin_ia32_vec_ext_v2di): Likewise.
14090 (__builtin_ia32_vec_ext_v4si): Likewise.
14091 (__builtin_ia32_vec_ext_v8hi): Likewise.
14092 (__builtin_ia32_vec_ext_v16qi): Likewise.
14093 (__builtin_ia32_vec_set_v8hi): Likewise.
14095 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14097 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14099 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14101 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14102 (arm_is_longcall_p): Rename to...
14103 (arm_is_long_call_p): ...this. Take a single tree argument and
14105 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14106 (CUMULATIVE_ARGS): Remove call_cookie.
14107 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14108 (ENCODED_LONG_CALL_ATTR_P): Delete.
14109 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14110 LONG_CALL_FLAG_CHAR cases.
14111 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14112 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14113 ARM_DECLARE_FUNCTION_SIZE.
14114 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14115 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14116 (arm_encode_call_attribute, current_file_function_operand): Delete.
14117 (arm_function_in_section_p): New function.
14118 (arm_is_longcall_p): Rename to...
14119 (arm_is_long_call_p): ...this. Take the target function as a single
14120 argument and return a bool. Do not rely on call cookies. Check
14121 whether the target symbol is in the same section as the current
14122 function, not just the same compilation unit.
14123 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14124 (arm_encode_section_info): Don't encode a call type.
14125 * config/arm/arm.md (call, call_value): Update calls to
14126 arm_is_long(_)call_p. Simplify logic.
14127 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14128 Update calls to arm_is_long(_)call_p.
14130 2007-05-25 Richard Guenther <rguenther@suse.de>
14132 PR tree-optimization/31982
14133 * tree-ssa-forwprop.c
14134 (forward_propagate_addr_into_variable_array_index): Handle arrays
14135 with element size one.
14137 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14139 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14140 (umulsi3_highpart): Likewise.
14142 2007-05-24 Ian Lance Taylor <iant@google.com>
14144 PR rtl-optimization/32069
14145 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14148 2007-05-24 Ollie Wild <aaw@google.com>
14150 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14153 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14155 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14156 (oprs_unchanged_p): Use it to check all registers in a REG.
14157 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14158 (reg_set_between_after_reload_p): Delete.
14159 (reg_used_between_after_reload_p): Likewise.
14160 (reg_set_or_used_since_bb_start): Likewise.
14161 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14162 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14163 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14164 * rtlanal.c (reg_set_p): Check whether REG overlaps
14165 regs_invalidated_by_call, rather than just checking the
14166 membership of REGNO (REG).
14168 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14170 * doc/passes.texi: Document predictive commoning.
14171 * doc/invoke.texi (-fpredictive-commoning): Document.
14172 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14173 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14174 adding indices to the generated name.
14175 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14176 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14177 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14178 (op_symbol_code): ... and exported.
14179 (dump_omp_clause, op_symbol): Use op_symbol_code
14180 instead of op_symbol_1.
14181 * tree-pass.h (pass_predcom): Declare.
14182 * timevar.def (TV_PREDCOM): New timevar.
14183 * tree-ssa-loop.c (run_tree_predictive_commoning,
14184 gate_tree_predictive_commoning, pass_predcom): New.
14185 * tree-data-ref.c (find_data_references_in_loop): Find the
14186 references in dominance order.
14187 (canonicalize_base_object_address): Ensure that the result has
14189 (dr_analyze_innermost): Export.
14190 (create_data_ref): Code to fail for references with invariant
14192 (find_data_references_in_stmt): ... here.
14193 * tree-data-ref.h (dr_analyze_innermost): Declare.
14194 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14195 (aff_combination_find_elt, name_expansion_hash,
14196 name_expansion_eq, tree_to_aff_combination_expand,
14197 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14199 * tree-affine.h (aff_combination_constant_multiple_p,
14200 tree_to_aff_combination_expand): Declare.
14201 * tree-predcom.c: New file.
14202 * common.opt (fpredictive-commoning): New option.
14203 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14204 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14205 * Makefile.in (tree-predcom.o): Add.
14206 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14207 * passes.c (init_optimization_passes): Add dceloop after
14208 copy propagation in loop optimizer. Add predictive commoning
14209 to loop optimizer passes.
14211 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14213 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14216 2007-05-24 Jan Hubicka <jh@suse.cz>
14218 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14220 (genheader): Include statistics.h.
14222 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14224 * print-rtl.c (flag_dump_unnumbered): Update comments.
14225 (print_rtl): Fix my previous change.
14226 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14229 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14231 PR middle-end/32018
14232 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14234 (thread_through_all_blocks): Call initialize_original_copy_tables
14235 and free_original_copy_tables.
14236 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14238 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14239 * cfghooks.c (duplicate_block): Use get_loop_copy.
14240 * cfg.c: Include cfgloop.h.
14241 (loop_copy): New hash table.
14242 (initialize_original_copy_tables): Initialize loop_copy table.
14243 (free_original_copy_tables): Free loop_copy table.
14244 (copy_original_table_clear, copy_original_table_set,
14245 set_loop_copy, get_loop_copy): New functions.
14246 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14247 * cfgloop.h (struct loop): Remove copy field.
14248 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14249 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14251 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14253 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14254 -msse/-msse2/-msse3.
14256 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14258 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14259 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14261 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14264 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14265 * targhooks.h (default_mangle_decl_assembler_name): Declare
14267 * targhooks.c (default_mangle_decl_assembler_name): Define
14269 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14271 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14272 * langhooks.c (lhd_set_decl_assembler_name): Call
14273 targetm.mangle_decl_assembler_name for names with global scope.
14275 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14277 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14278 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14280 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14281 New. Factored out of i386_pe_encode_section_info.
14282 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14283 Move check for prior decoration of stdcall
14284 symbols to i386_pe_encode_section_info.
14285 (i386_pe_encode_section_info): Adjust call to
14286 gen_stdcall_or_fastcall_suffix. Use
14287 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14288 (i386_pe_mangle_decl_assembler_name): New. Wrap
14289 i386_pe_maybe_mangle_decl_assembler_name.
14291 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14293 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14294 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14295 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14296 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14297 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14300 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14301 Nigel Stephens <nigel@mips.com>
14302 Richard Sandiford <richard@codesourcery.com>
14304 Fix up MIPS16 hard float and add support for complex.
14306 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14307 (TARGET_SOFT_FLOAT_ABI): New.
14308 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14309 __mips_soft_float to reflect the ABI in use, not whether the
14310 FPU is directly accessible (e.g., in MIPS16 mode).
14311 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14312 (UNITS_PER_FPVALUE): Likewise.
14314 * config/mips/mips.c (mips_expand_call): Remove redundant
14315 TARGET_MIPS16 check.
14316 (mips_arg_regno): New.
14317 (function_arg_advance): When setting bits in cum->fp_code for
14318 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14320 (function_arg): Use mips_arg_regno.
14321 (mips_return_mode_in_fpr_p): New.
14322 (mips16_call_stub_mode_suffix): New.
14323 (mips16_cfun_returns_in_fpr_p): New.
14324 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14325 (mips_output_function_prologue): Test mips16_hard_float, not
14326 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14327 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14328 return value into a floating-point register.
14329 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14330 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14331 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14332 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14333 word of double arguments from or to the high bits of 64-bit
14334 floating point registers.
14335 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14336 (mips16_fpret_double): New helper function.
14337 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14338 support for complex modes. Fill in DECL_RESULT for stubdecl.
14339 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14341 * config/mips/mips16.S
14342 (RET, ARG1, ARG2): New.
14343 (MERGE_GPRf, MERGE_GPRt): New.
14344 (DELAYt, DELAYf): New.
14345 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14346 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14347 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14348 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14349 (SFOP): Renamed to...
14350 (OPSF3): This, and macro-ified. Updated all uses.
14351 (SFOP2): Renamed to...
14352 (OPSF2): This, and macro-ified. Updated all uses.
14353 (SFCMP): Renamed to...
14354 (CMPSF): This, and macro-ified. Updated all uses.
14355 (SFREVCMP): Renamed to...
14356 (REVCMPSF): This, and macro-ified. Updated all uses.
14357 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14358 (LDDBL1, LDDBL2, RETDBL): Deleted.
14359 (DFOP): Renamed to...
14360 (OPDF3): This, and macro-ified. Updated all uses.
14361 (DFOP2): Renamed to...
14362 (OPDF2): This, and macro-ified. Updated all uses.
14363 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14364 (DFCMP): Renamed to...
14365 (CMPDF): This, and macro-ified. Updated all uses.
14366 (DFREVCMP): Renamed to...
14367 (REVCMPDF): This, and macro-ified. Updated all uses.
14368 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14369 (RET_FUNCTION): New.
14370 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14371 (__mips16_ret_sc, __mips16_ret_dc): New.
14372 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14373 STUB_ARGS_6, STUB_ARGS_10): New.
14374 (CALL_STUB_NO_RET): New.
14375 (__mips16_call_stub_1): Macro-ified.
14376 (__mips16_call_stub_5): Macro-ified.
14377 (__mips16_call_stub_2): Macro-ified.
14378 (__mips16_call_stub_6): Macro-ified.
14379 (__mips16_call_stub_9): Macro-ified.
14380 (__mips16_call_stub_10): Macro-ified.
14381 (CALL_STUB_RET): New.
14382 (__mips16_call_stub_sf_0): Macro-ified.
14383 (__mips16_call_stub_sf_1): Macro-ified.
14384 (__mips16_call_stub_sf_5): Macro-ified.
14385 (__mips16_call_stub_sf_2): Macro-ified.
14386 (__mips16_call_stub_sf_6): Macro-ified.
14387 (__mips16_call_stub_sf_9): Macro-ified.
14388 (__mips16_call_stub_sf_10): Macro-ified.
14389 (__mips16_call_stub_df_0): Macro-ified.
14390 (__mips16_call_stub_df_1): Macro-ified.
14391 (__mips16_call_stub_df_5): Macro-ified.
14392 (__mips16_call_stub_df_2): Macro-ified.
14393 (__mips16_call_stub_df_6): Macro-ified.
14394 (__mips16_call_stub_df_9): Macro-ified.
14395 (__mips16_call_stub_df_10): Macro-ified.
14396 (__mips16_call_stub_sc_0): New.
14397 (__mips16_call_stub_sc_1): New.
14398 (__mips16_call_stub_sc_5): New.
14399 (__mips16_call_stub_sc_2): New.
14400 (__mips16_call_stub_sc_6): New.
14401 (__mips16_call_stub_sc_9): New.
14402 (__mips16_call_stub_sc_10): New.
14403 (__mips16_call_stub_dc_0): New.
14404 (__mips16_call_stub_dc_1): New.
14405 (__mips16_call_stub_dc_5): New.
14406 (__mips16_call_stub_dc_2): New.
14407 (__mips16_call_stub_dc_6): New.
14408 (__mips16_call_stub_dc_9): New.
14409 (__mips16_call_stub_dc_10): New.
14411 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14412 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14413 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14415 2007-05-23 Ian Lance Taylor <iant@google.com>
14417 * doc/invoke.texi (Invoking GCC): Document that the order of the
14420 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14423 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14424 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14425 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14429 * config/score/score.c (score_print_operand): Make sure that only
14430 lower bits are used.
14432 2007-05-22 Ian Lance Taylor <iant@google.com>
14434 * tree-vrp.c (avoid_overflow_infinity): New static function,
14435 broken out of set_value_range_to_value.
14436 (set_value_range_to_value): Call avoid_overflow_infinity.
14437 (extract_range_from_assert): Likewise.
14439 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14441 PR middle-end/31095
14442 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14443 change the type before looking for a COMPOUND_EXPR.
14445 2007-05-22 Ian Lance Taylor <iant@google.com>
14447 * lower-subreg.c (decompose_multiword_subregs): If we change an
14448 insn, call remove_retval_note on it.
14450 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14452 * regs.h (end_hard_regno): New function.
14453 (END_HARD_REGNO, END_REGNO): New macros.
14454 (add_to_hard_reg_set): New function.
14455 (remove_from_hard_reg_set): Likewise.
14456 (in_hard_reg_set_p): Likewise.
14457 (overlaps_hard_reg_set_p): Likewise.
14458 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14459 (note_btr_set): Use END_HARD_REGNO.
14460 * caller-save.c (setup_save_areas): Use end_hard_regno.
14461 (mark_set_regs): Use END_HARD_REGNO.
14462 (add_stored_regs): Use end_hard_regno.
14463 (mark_referenced_regs): Use add_to_hard_reg_set.
14464 * combine.c (update_table_tick): Use END_REGNO.
14465 (record_value_for_reg): Likewise.
14466 (record_dead_and_set_regs): Likewise.
14467 (get_last_value_validate): Likewise.
14468 (use_crosses_set_p): Likewise.
14469 (reg_dead_at_p_1): Likewise.
14470 (reg_dead_at_p): Likewise.
14471 (mark_used_regs_combine): Use add_to_hard_reg_set.
14472 (move_deaths): Use END_HARD_REGNO.
14473 (reg_bitfield_target_p): Use end_hard_regno.
14474 (distribute_notes): Use END_HARD_REGNO.
14475 * cse.c (mention_regs): Use END_REGNO.
14476 (insert): Use add_to_hard_reg_set.
14477 (invalidate): Use END_HARD_REGNO.
14478 (invalidate_for_call): Likewise.
14479 (exp_equiv_p): Use END_REGNO.
14480 (cse_insn): Likewise.
14481 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14482 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14483 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14484 * function.c (keep_stack_depressed): Use end_hard_regno.
14485 * global.c (global_alloc): Use end_hard_regno.
14486 (global_conflicts): Use add_to_hard_reg_set instead of
14488 (find_reg): Likewise.
14489 (mark_reg_store): Likewise.
14490 (mark_reg_conflicts): Likewise.
14491 (mark_reg_death): Use remove_from_hard_reg_set.
14492 (mark_reg_live_nc): Delete.
14493 (set_preference): Use end_hard_regno.
14494 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14495 remove_from_hard_reg_set.
14496 (post_mark_life): Use add_to_hard_reg_set.
14497 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14498 (reg_becomes_live): Use add_to_hard_reg_set.
14499 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14500 (peep2_find_free_register): Use add_to_hard_reg_set.
14501 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14502 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14503 * regrename.c (note_sets): Use add_to_hard_reg_set.
14504 (clear_dead_regs): Use remove_from_hard_reg_set.
14505 (regrename_optimize): Use add_to_hard_reg_set.
14506 (find_oldest_value_reg): Use in_hard_reg_set_p.
14507 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14508 (hard_reg_set_here_p): Use end_hard_regno.
14509 (decompose): Likewise.
14510 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14511 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14512 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14513 (mark_home_live): Use end_hard_regno.
14514 (spill_hard_reg): Likewise.
14515 (clear_reload_reg_in_use): Likewise.
14516 * reorg.c (delete_prior_computation): Use END_REGNO.
14517 * resource.c (update_live_status): Use END_HARD_REGNO.
14518 (mark_referenced_resources): Use add_to_hard_reg_set.
14519 (mark_set_resources): Likewise.
14520 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14521 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14522 (reg_overlap_mentioned_p): Likewise.
14523 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14524 (covers_regno_no_parallel_p): Use END_REGNO.
14525 (find_regno_note): Likewise.
14526 (find_reg_fusage): Use END_HARD_REGNO.
14527 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14528 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14530 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14532 * mode-switching.c (reg_dies): Change type of second argument to
14534 (optimize_mode_switching): Update accordingly.
14536 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14538 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14540 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14541 (hard_reg_set_empty_p): ...these new functions.
14542 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14543 GO_IF_HARD_REG_SUBSET.
14544 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14545 instead of GO_IF_HARD_REG_EQUAL.
14546 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14547 instead of GO_IF_HARD_REG_EQUAL.
14548 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14549 GO_IF_HARD_REG_SUBSET.
14550 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14551 GO_IF_HARD_REG_EQUAL.
14552 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14553 of GO_IF_HARD_REG_SUBSET.
14554 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14555 instead of GO_IF_HARD_REG_EQUAL.
14556 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14557 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14558 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14559 of GO_IF_HARD_REG_SUBSET,
14560 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14561 GO_IF_HARD_REG_SUBSET.
14562 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14563 instead of GO_IF_HARD_REG_EQUAL.
14564 * config/sh/sh.c (push_regs, calc_live_regs): Use
14565 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14566 (hard_regs_intersect_p): Delete.
14568 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14570 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14572 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14573 Richard Henderson <rth@redhat.com>
14575 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14577 (x86_64-*-*): Likewise.
14579 * i386/i386-modes.def (V2QI): New.
14581 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14583 (override_options): Support SSE4.1.
14584 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14585 (IX86_BUILTIN_BLENDPS): Likewise.
14586 (IX86_BUILTIN_BLENDVPD): Likewise.
14587 (IX86_BUILTIN_BLENDVPS): Likewise.
14588 (IX86_BUILTIN_PBLENDVB128): Likewise.
14589 (IX86_BUILTIN_PBLENDW128): Likewise.
14590 (IX86_BUILTIN_DPPD): Likewise.
14591 (IX86_BUILTIN_DPPS): Likewise.
14592 (IX86_BUILTIN_INSERTPS128): Likewise.
14593 (IX86_BUILTIN_MOVNTDQA): Likewise.
14594 (IX86_BUILTIN_MPSADBW128): Likewise.
14595 (IX86_BUILTIN_PACKUSDW128): Likewise.
14596 (IX86_BUILTIN_PCMPEQQ): Likewise.
14597 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14598 (IX86_BUILTIN_PMAXSB128): Likewise.
14599 (IX86_BUILTIN_PMAXSD128): Likewise.
14600 (IX86_BUILTIN_PMAXUD128): Likewise.
14601 (IX86_BUILTIN_PMAXUW128): Likewise.
14602 (IX86_BUILTIN_PMINSB128): Likewise.
14603 (IX86_BUILTIN_PMINSD128): Likewise.
14604 (IX86_BUILTIN_PMINUD128): Likewise.
14605 (IX86_BUILTIN_PMINUW128): Likewise.
14606 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14607 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14608 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14609 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14610 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14611 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14612 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14613 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14614 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14615 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14616 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14617 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14618 (IX86_BUILTIN_PMULDQ128): Likewise.
14619 (IX86_BUILTIN_PMULLD128): Likewise.
14620 (IX86_BUILTIN_ROUNDPD): Likewise.
14621 (IX86_BUILTIN_ROUNDPS): Likewise.
14622 (IX86_BUILTIN_ROUNDSD): Likewise.
14623 (IX86_BUILTIN_ROUNDSS): Likewise.
14624 (IX86_BUILTIN_PTESTZ): Likewise.
14625 (IX86_BUILTIN_PTESTC): Likewise.
14626 (IX86_BUILTIN_PTESTNZC): Likewise.
14627 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14628 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14629 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14630 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14631 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14632 (bdesc_ptest): New.
14633 (bdesc_sse_3arg): Likewise.
14634 (bdesc_2arg): Likewise.
14635 (bdesc_1arg): Likewise.
14636 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14638 (ix86_expand_sse_4_operands_builtin): New.
14639 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14640 smaller than 8 bits as the 2nd arg.
14641 (ix86_expand_sse_ptest): New.
14642 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14643 (ix86_expand_vector_set): Support SSE4.1.
14644 (ix86_expand_vector_extract): Likewise.
14646 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14647 __SSE4_1__ for -msse4.1.
14649 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14650 (UNSPEC_INSERTPS): Likewise.
14651 (UNSPEC_DP): Likewise.
14652 (UNSPEC_MOVNTDQA): Likewise.
14653 (UNSPEC_MPSADBW): Likewise.
14654 (UNSPEC_PHMINPOSUW): Likewise.
14655 (UNSPEC_PTEST): Likewise.
14656 (UNSPEC_ROUNDP): Likewise.
14657 (UNSPEC_ROUNDS): Likewise.
14659 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14661 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14662 (const_pow2_1_to_32768_operand): Likewise.
14664 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14667 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14669 (sse4_1_insertps): Likewise.
14670 (*sse4_1_extractps): Likewise.
14671 (sse4_1_ptest): Likewise.
14672 (sse4_1_mulv2siv2di3): Likewise.
14673 (*sse4_1_mulv4si3): Likewise.
14674 (*sse4_1_smax<mode>3): Likewise.
14675 (*sse4_1_umax<mode>3): Likewise.
14676 (*sse4_1_smin<mode>3): Likewise.
14677 (*sse4_1_umin<mode>3): Likewise.
14678 (sse4_1_eqv2di3): Likewise.
14679 (*sse4_1_pinsrb): Likewise.
14680 (*sse4_1_pinsrd): Likewise.
14681 (*sse4_1_pinsrq): Likewise.
14682 (*sse4_1_pextrb): Likewise.
14683 (*sse4_1_pextrb_memory): Likewise.
14684 (*sse4_1_pextrw_memory): Likewise.
14685 (*sse4_1_pextrq): Likewise.
14686 (sse4_1_blendpd): Likewise.
14687 (sse4_1_blendps): Likewise.
14688 (sse4_1_blendvpd): Likewise.
14689 (sse4_1_blendvps): Likewise.
14690 (sse4_1_dppd): Likewise.
14691 (sse4_1_dpps): Likewise.
14692 (sse4_1_movntdqa): Likewise.
14693 (sse4_1_mpsadbw): Likewise.
14694 (sse4_1_packusdw): Likewise.
14695 (sse4_1_pblendvb): Likewise.
14696 (sse4_1_pblendw): Likewise.
14697 (sse4_1_phminposuw): Likewise.
14698 (sse4_1_extendv8qiv8hi2): Likewise.
14699 (*sse4_1_extendv8qiv8hi2): Likewise.
14700 (sse4_1_extendv4qiv4si2): Likewise.
14701 (*sse4_1_extendv4qiv4si2): Likewise.
14702 (sse4_1_extendv2qiv2di2): Likewise.
14703 (*sse4_1_extendv2qiv2di2): Likewise.
14704 (sse4_1_extendv4hiv4si2): Likewise.
14705 (*sse4_1_extendv4hiv4si2): Likewise.
14706 (sse4_1_extendv2hiv2di2): Likewise.
14707 (*sse4_1_extendv2hiv2di2): Likewise.
14708 (sse4_1_extendv2siv2di2): Likewise.
14709 (*sse4_1_extendv2siv2di2): Likewise.
14710 (sse4_1_zero_extendv8qiv8hi2): Likewise.
14711 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
14712 (sse4_1_zero_extendv4qiv4si2): Likewise.
14713 (*sse4_1_zero_extendv4qiv4si2): Likewise.
14714 (sse4_1_zero_extendv2qiv2di2): Likewise.
14715 (*sse4_1_zero_extendv2qiv2di2): Likewise.
14716 (sse4_1_zero_extendv4hiv4si2): Likewise.
14717 (*sse4_1_zero_extendv4hiv4si2): Likewise.
14718 (sse4_1_zero_extendv2hiv2di2): Likewise.
14719 (*sse4_1_zero_extendv2hiv2di2): Likewise.
14720 (sse4_1_zero_extendv2siv2di2): Likewise.
14721 (*sse4_1_zero_extendv2siv2di2): Likewise.
14722 (sse4_1_roundpd): Likewise.
14723 (sse4_1_roundps): Likewise.
14724 (sse4_1_roundsd): Likewise.
14725 (sse4_1_roundss): Likewise.
14726 (mulv4si3): Don't expand for SSE4.1.
14727 (smax<mode>3): Likewise.
14728 (umaxv4si3): Likewise.
14729 (uminv16qi3): Likewise.
14730 (umin<mode>3): Likewise.
14731 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
14733 * doc/extend.texi: Document SSE4.1 built-in functions.
14735 * doc/invoke.texi: Document -msse4.1.
14737 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
14739 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
14740 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
14741 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
14742 (ASM_SPEC): Add asm_pcrel_spec.
14743 (EXTRA_SPECS): Add asm_pcrel_spec.
14745 2007-05-21 David Daney <ddaney@avtrex.com>
14747 * doc/install.texi (Building a cross compiler): Add requirements
14748 for Java cross compiler.
14750 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14752 PR middle-end/31995
14753 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
14754 Add loopno argument. Use evolution_function_is_invariant_rec_p
14755 instead of evolution_function_is_constant_p.
14756 Update calls to evolution_function_is_affine_multivariate_p.
14757 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
14758 Add loopno argument.
14759 * tree-scalar-evolution.c (gather_chrec_stats): Call
14760 evolution_function_is_affine_multivariate_p with a loop
14762 * tree-data-ref.c (analyze_miv_subscript): Likewise.
14763 (analyze_overlapping_iterations): Likewise.
14764 (access_functions_are_affine_or_constant_p): Likewise.
14765 (build_classic_dist_vector_1): If the access functions
14766 are equal, don't do anything.
14768 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
14769 Paolo Carlini <pcarlini@suse.de>
14770 Uros Bizjak <ubizjak@gmail.com>
14772 * c-cppbuiltin.c (c_cpp_builtins): Define
14773 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
14774 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
14775 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
14776 * doc/cpp.texi ([Standard Predefined Macros]): Document.
14778 2007-05-21 Mike Stump <mrs@apple.com>
14780 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
14782 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14784 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
14786 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
14787 implementation if __OPTIMIZE__ is not defined.
14788 (_mm_alignr_pi8): Ditto.
14789 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14790 (_mm_inserti_si64): Ditto.
14791 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14792 (_mm_slli_epi16): Ditto.
14793 (_mm_slli_epi32): Ditto.
14794 (_mm_slli_epi64): Ditto.
14795 (_mm_srai_epi16): Ditto.
14796 (_mm_srai_epi32): Ditto.
14797 (_mm_srli_si128): Ditto.
14798 (_mm_slli_si128): Ditto.
14799 (_mm_srli_epi16): Ditto.
14800 (_mm_srli_epi32): Ditto.
14801 (_mm_srli_epi64): Ditto.
14802 (_mm_extract_epi16): Ditto.
14803 (_mm_insert_epi16): Ditto.
14804 (_mm_shufflehi_epi16): Ditto.
14805 (_mm_shufflelo_epi16): Ditto.
14806 (_mm_shuffle_epi32): Ditto.
14807 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
14808 (_m_pextrw): Ditto.
14809 (_mm_insert_pi16): Ditto.
14810 (_m_pinsrw): Ditto.
14811 (_mm_shuffle_pi16): Ditto.
14812 (_m_pshufw): Ditto.
14813 (_mm_shufle_ps): Ditto.
14814 (_mm_prefetch): Ditto.
14816 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
14818 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
14819 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
14820 * real.c (encode_i370_single, decode_i370_single,
14821 encode_i370_double, decode_i370_double): Functions removed.
14822 (i370_single_format, i370_double_format): Initializations removed.
14823 (real_maxval, round_for_format, exact_real_truncate, significand_size):
14824 Consider the log2_b field to always be one.
14825 (ieee_single_format, mips_single_format, coldfire_single_format,
14826 ieee_double_format, mips_double_format, coldfire_double_format,
14827 ieee_extended_motorola_format, ieee_extended_intel_96_format,
14828 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
14829 ibm_extended_format, mips_extended_format, ieee_quad_format,
14830 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
14831 decimal_single_format, decimal_double_format, decimal_quad_format,
14832 c4x_single_format, c4x_extended_format, real_internal_format): Remove
14833 initialization of log2_b.
14834 * real.h (i370_single_format, i370_double_format): Declarations
14836 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
14837 field to always be one.
14839 2007-05-21 Andreas Schwab <schwab@suse.de>
14841 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
14842 NOTE_INSN_BASIC_BLOCK_P.
14843 (process_for_unwind_directive): Likewise.
14845 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
14847 * builtins.c (expand_builtin_setjmp_setup): Update comment.
14848 * function.h (struct function): Move va_list_gpr_size,
14849 va_list_fpr_size, function_frequency to front of bitfields. Add
14851 (current_function_calls_unwind_init): New.
14852 * except.c (expand_builtin_unwind_init): Set
14853 current_function_calls_unwind_init not
14854 current_function_has_nonlocal_label.
14855 * reload1.c (has_nonexceptional_receiver): New.
14856 (reload): Use it and current_function_calls_unwind_init to
14857 determine whether call-saved regs must be saved.
14859 2007-05-20 Jan Hubicka <jh@suse.cz>
14861 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
14862 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14863 * ddg.c (create_ddg): LIkewise.
14864 * final.c (final): Remove hunk moving line number notes around since
14865 they are no longer present at this stage.
14866 (final_scan_insn): Use NOTE_KIND instead of
14867 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14868 (output_asm_label): Likewise.
14869 * reorg.c (dbr_schedule): Likewise.
14870 * haifa-sched.c (unlink_other_notes): Likewise.
14871 * mode-switching.c (optimize_mode_switching): Likewise.
14872 * graph.c (start_bb): Likewise.
14873 * rtl.def (NOTE): Update description.
14874 * jump.c (squeeze_notes): Delete.
14875 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
14876 NOTE_INSN_BASIC_BLOCK_P when possible.
14877 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
14878 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
14879 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14880 (dwarf2out_var_location): Likewise.
14881 * cfgbuild.c (make_edges): Likewise.
14882 (find_basic_blocks_1): Likewise.
14883 * function.c (reorder_blocks_1): Likewise.
14884 (epilogue_done): Likewise.
14885 (reposition_prologue_and_epilogue_notes): Likewise.
14886 * print-rtl.c (print_rtx): Likewise; drop code for printing
14888 (print_rtl): Likewise.
14889 (print_rtl_single): Likewise.
14890 * gcse.c (insert_insn_start_bb): Likewise.
14891 * alias.c (init_alias_analysis): Likewise.
14892 * calls.c (fixup_tail_calls): Likewise.
14893 * except.c (sjlj_emit_function_enter): Likewise.
14894 * emit-rtl.c (add_insn_after): Likeiwse.
14895 (emit_label_before): Likewise.
14896 (emit_label_after): Likewise.
14897 (emit_note_before, emit_note_after, emit_note): Update
14898 parameter to be enum insn_note; do not deal with source
14900 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
14901 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
14903 (merge_blocks_move_successor_nojumps): Simplify now when
14904 we don't have BLOCK notes.
14905 (try_optimize_cfg): Likewise.
14906 * cfglayout.c (skip_insns_after_block): Likewise.
14907 (record_effective_endpoints): Likewise.
14908 (duplicate_insn_chain): Likewise.
14909 * varasm.c (output_constant_pool_1): Likewise.
14910 * sched-deps.c (sched_analyze): Likewise.
14911 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
14913 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
14914 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
14915 (SET_INSN_DELETED): Simplify.
14916 (NOTE_LINE_NUMBER): Exterminate.
14917 (NOTE_LINE_KIND): New.
14918 (NOTE_INSN_BASIC_BLOCK_P): Update.
14919 (enum insn_note): Simplify.
14920 (GET_NOTE_INSN_NAME) Simplify.
14921 (emit_note_before, emit_note_after, emit_note): Update prototype.
14922 (squeeze_notes): Remove.
14923 * sched-int.h (NOTE_NOT_BB_P): Update.
14924 * resource.c (mark_target_live_regs): Update.
14925 * sched-rgn.c (debug_dependencies): Update.
14926 * sched-vis.c (print_insn): Update.
14927 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
14928 * config/i386/i386.c (ix86_output_function_epilogue): Update.
14929 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
14930 (TARGET_ADJUST_UNROLL_MAX): Likewise.
14931 (split_branches): Update.
14932 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
14934 (sh_adjust_unroll_max): Exterminate.
14935 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
14936 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
14937 (m68hc11_reorg): Likewise.
14938 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
14939 (emit_predicate_relation_info): Update.
14940 (process_for_unwind_directive): Update.
14941 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
14942 (output_call): Update.
14943 * config/pa/pa.c (output_lbranch): Update.
14944 (output_millicode_call): Update.
14945 (output_call): Update.
14946 (pa_combine_instructions): Update.
14947 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
14948 * config/bfin/bfin.c (gen_one_bundle): Update.
14949 * cfgrtl.c (can_delete_note_p): Update.
14950 (delete_insn): Update.
14951 (rtl_merge_blocks): Update.
14952 (commit_one_edge_insertion): Update.
14953 (rtl_verify_flow_info): Update.
14954 * stmt.c (expand_case): Do not call squeeze_notes.
14956 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14963 * c.opt (Wtype-limits): New.
14964 * doc/invoke.texi (Wtype-limits): Document it.
14965 (Wextra): Enabled by -Wextra.
14966 * c-opts.c (c_common_post_options): Enabled by -Wextra.
14967 * c-common.c (shorten_compare): Warn with Wtype-limits.
14969 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14971 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
14972 inlined function, not as a macro.
14973 (_mm_alignr_pi8): Ditto.
14974 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14975 (_mm_inserti_si64): Ditto.
14976 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14977 (_mm_extract_epi16): Ditto.
14978 (_mm_insert_epi16): Ditto.
14979 (_mm_shufflehi_epi16): Ditto.
14980 (_mm_shufflelo_epi16): Ditto.
14981 (_mm_shuffle_epi32): Ditto.
14982 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
14983 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
14985 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
14987 (_m_to_float): Use C89 compatible assignment.
14989 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
14992 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
14994 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14997 * doc/invoke.texi (Wreturn-type): Complete description.
14998 (Wextra): Delete item about return-type warning.
14999 * c-decl.c: Delete redundant Wextra warning.
15001 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15004 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15005 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15006 inlined function, not as a macro.
15007 (_mm_prefetch): Ditto.
15008 (_m_pextrw): Ditto.
15009 (_mm_insert_pi16): Ditto.
15010 (_m_pinsrw): Ditto.
15011 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15012 (_m_pshufw): Ditto. Add const to __N argument.
15013 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15014 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15015 (_mm_slli_epi32): Ditto.
15016 (_mm_srli_si128): Implement as always inlined function, not as a
15017 macro. Add __inline to function declaration.
15018 (_mm_slli_si128): Ditto.
15020 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15022 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15023 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15025 (struct fenv): New structure.
15026 (FP_HANDLE_EXCEPTIONS): New define.
15027 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15028 (_FP_DECL_EXP): New define.
15029 (FP_INIT_ROUNDMODE): New define.
15030 (FP_ROUNDMODE): New define.
15032 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15034 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15035 (Wconversion): Update description.
15036 (Wconversion-sign): New.
15037 * c.opt (Wconversion-sign): New.
15038 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15039 means disabled for C++. Otherwise, take the status of Wconversion.
15040 * c-common.c (conversion_warning): Warn with either Wconversion or
15042 (warnings_for_convert_and_check): Conditions are already checked by
15043 conversion_warning.
15044 (convert_and_check): Don't check warnings if the conversion failed.
15046 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15047 Anatoly Sokolov <aesok@dol.ru>
15049 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15050 avr_epilogue_uses) : Add declaration.
15051 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15052 * config/avr/constraints.md (R): New constraint.
15053 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15054 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15055 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15056 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15057 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15058 call_prologue_saves, epilogue_restores, return_from_epilogue,
15059 return_from_main_epilogue, return_from_interrupt_epilogue,
15060 return_from_naked_epilogue, prologue, epilogue): New patterns.
15061 (jump): Handle symbol reference.
15062 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15063 avr_output_function_prologue, avr_output_function_epilogue): Remove
15065 (avr_init_machine_status, expand_prologue, expand_epilogue,
15066 avr_asm_function_end_prologue, avr_epilogue_uses,
15067 avr_asm_function_begin_epilogue): New functions.
15068 (prologue_size, epilogue_size, jump_tables_size): Remove global
15070 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15071 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15072 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15073 (avr_override_options): Initialise init_machine_status.
15074 (output_movhi): Handle all stack pointer loads.
15075 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15076 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15077 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15078 (EPILOGUE_USES) Redefine.
15079 (machine_function) Declare.
15081 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15083 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15084 Use a single return statement.
15086 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15088 PR middle-end/30250
15089 * builtins.c (do_mpfr_lgamma_r): New.
15090 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15091 * tree.h (CASE_FLT_FN_REENT): New.
15093 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15095 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15096 (output_die): Use 'unsigned long' with %x.
15097 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15098 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15099 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15101 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15103 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15108 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15109 true if function has no argument.
15111 2007-05-18 DJ Delorie <dj@redhat.com>
15113 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15114 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15116 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15118 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15119 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15120 count_trailing_zeros.
15121 (__i386__): Implement count_leading_zeros using __builtin_clz().
15122 Implement count_trailing_zeros usign __builtin_ctz().
15124 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15126 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15128 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15130 PR middle-end/31344
15131 * expr.c (emit_move_change_mode): Change mode of push operands here.
15133 2007-05-17 Ian Lance Taylor <iant@google.com>
15135 PR tree-optimization/31953
15136 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15137 Change all callers.
15138 (set_value_range_to_null): Call set_value_range_to_value.
15139 (extract_range_from_comparison): Likewise.
15141 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15143 * toplev.c (print_version): Output GMP/MPFR version info.
15145 * builtins.c (CASE_MATHFN_REENT): New macro.
15146 (mathfn_built_in): Use it.
15147 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15148 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15149 BUILT_IN_LGAMMAL_R): New.
15150 * doc/extend.texi: Document new builtins.
15152 PR middle-end/31796
15153 * builtins.c (do_mpfr_remquo): New.
15154 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15155 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15157 PR middle-end/30251
15158 * builtins.c (fold_builtin_1): Handle y0, y1.
15159 (fold_builtin_2): Handle yn.
15161 PR middle-end/30251
15162 * builtins.c (do_mpfr_bessel_n): New.
15163 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15164 (fold_builtin_2): Handle BUILT_IN_JN.
15166 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15169 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15170 TYPE_PRECISION (intmax_type_node).
15172 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15175 * reload.c (subst_reloads): Remove checking.
15177 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15179 PR rtl-optimization/31691
15180 * combine.c (simplify_set): Build a new src pattern instead of
15181 substituting its operands in the COMPARE case.
15183 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15185 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15186 (execute_vrp): Preserve loops through jump threading.
15187 * tree-ssa-threadupdate.c (thread_single_edge,
15188 dbds_continue_enumeration_p, determine_bb_domination_status,
15189 thread_through_loop_header): New functions.
15190 (create_edge_and_update_destination_phis,
15191 create_edge_and_update_destination_phis): Set loops for the new blocks.
15192 (prune_undesirable_thread_requests): Removed.
15193 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15195 (thread_block): Do not call prune_undesirable_thread_requests.
15197 (mark_threaded_blocks): Select edges to thread here.
15198 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15199 Thread edges through loop headers independently.
15200 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15201 * tree-pass.h (TODO_mark_first_instance): New.
15202 (first_pass_instance): Declare.
15203 * cfghooks.c (duplicate_block): Put the block to the original loop
15204 if copy is not specified.
15205 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15206 jump threading. Pass may_peel_loop_headers to
15207 thread_through_all_blocks according to first_pass_instance.
15208 * cfgloop.h (create_preheader): Declare.
15209 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15210 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15211 * passes.c (first_pass_instance): New variable.
15212 (next_pass_1): Set TODO_mark_first_instance.
15213 (execute_todo): Set first_pass_instance.
15215 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15217 PR tree-optimization/24659
15218 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15219 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15220 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15221 OTI_vec_pack_ufix_trunc.
15222 (vec_unpacks_float_hi_optab): Define new macro.
15223 (vec_unpacks_float_lo_optab): Ditto.
15224 (vec_unpacku_float_hi_optab): Ditto.
15225 (vec_unpacku_float_lo_optab): Ditto.
15226 (vec_pack_sfix_trunc_optab): Ditto.
15227 (vec_pack_ufix_trunc_optab): Ditto.
15228 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15229 and vec_pack_[s|u]fix_trunc_optab using
15230 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15231 * tree-vectorizer.c (supportable_widening_operation): Handle
15232 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15233 (supportable_narrowing_operation): New function.
15234 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15235 * tree-vect-transform.c (vectorizable_conversion): Handle
15236 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15237 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15238 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15239 to check for target support.
15240 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15241 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15242 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15243 for VEC_PACK_FIX_TRUNC_EXPR.
15244 (expand_binop): Special case mode of the result for
15245 vec_pack_[u|s]fix_trunc_optab.
15246 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15247 vec_pack_[u|s]fix_trunc_optab.
15249 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15250 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15251 * tree-pretty-print.c (dump_generic_node): Handle
15252 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15253 VEC_PACK_FIX_TRUNC_EXPR.
15255 * expr.c (expand_expr_real_1): Ditto.
15256 * tree-inline.c (estimate_num_insns_1): Ditto.
15257 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15259 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15260 (vec_unpacks_float_lo_v8hi): Ditto.
15261 (vec_unpacku_float_hi_v8hi): Ditto.
15262 (vec_unpacku_float_lo_v8hi): Ditto.
15263 (vec_unpacks_float_hi_v4si): Ditto.
15264 (vec_unpacks_float_lo_v4si): Ditto.
15265 (vec_pack_sfix_trunc_v2df): Ditto.
15267 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15269 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15270 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15271 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15272 [vec_pack_ufix_trunc]: Ditto.
15273 [vec_unpacks_float_hi]: Ditto.
15274 [vec_unpacks_float_lo]: Ditto.
15275 [vec_unpacku_float_hi]: Ditto.
15276 [vec_unpacku_float_lo]: Ditto.
15278 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15280 * soft-fp/README: Update for new files.
15281 * soft-fp/floattisf.c: New file.
15282 * soft-fp/floattidf.c: New file.
15283 * soft-fp/floattitf.c: New file.
15284 * soft-fp/floatuntisf.c: New file.
15285 * soft-fp/floatuntidf.c: New file.
15286 * soft-fp/floatuntitf.c: New file.
15287 * soft-fp/fixsfti.c: New file.
15288 * soft-fp/fixdfti.c: New file.
15289 * soft-fp/fixtfti.c: New file.
15290 * soft-fp/fixunssfti.c: New file.
15291 * soft-fp/fixunsdfti.c: New file.
15292 * soft-fp/fixunstfti.c: New file.
15293 * soft-fp/extendxftf.c: New file.
15294 * soft-fp/trunctfxf.c: New file.
15296 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15297 (__trunctfxf2): Ditto.
15299 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15300 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15301 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15302 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15303 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15304 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15306 * config/i386/t-fprules-softfp64: New file.
15307 * config/i386/sfp-machine.h: New file.
15308 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15309 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15310 and soft-fp/t-softfp to tmake_file.
15311 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15312 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15314 * config/i386/t-linux64 (softfp_wrap_start): New.
15315 (softfp_wrap_end): New.
15316 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15317 supported for TARGET_64BIT.
15319 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15321 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15322 c_common_unsigned_type behavior.
15324 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15326 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15329 2007-05-16 Eric Christopher <echristo@apple.com>
15331 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15332 saving after stack push. Set sp_offset whenever we push.
15333 (rs6000_emit_epilogue): Move altivec register restore before
15336 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15338 * configure.ac: Allow sysroots to be relocated under $prefix as
15339 well as $exec_prefix.
15340 * configure: Regenerate.
15342 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15346 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15348 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15349 (gcc_tooldir): Likewise.
15350 * configure: Regenerate.
15351 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15352 old configure.ac gcc_tooldir setting.
15353 (prefix_to_exec_prefix): New variable.
15354 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15355 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15357 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15359 * c-typeck.c (build_binary_op): Return early for error.
15361 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15363 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15364 struct nb_iter_bound.
15365 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15366 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15367 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15368 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15369 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15370 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15371 (del_scev_info): Use ggc_free.
15372 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15373 * loop-init.c: Include ggc.h.
15374 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15375 (loop_optimizer_finalize): Use ggc_free.
15376 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15377 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15378 pass_iv_optimize): Add TODO_ggc_collect.
15379 * function.h (struct function): Remove skip marker from
15381 * cfgloop.c: Include ggc.h.
15382 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15384 (establish_preds): Vector superloops is gc allocated.
15385 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15387 (flow_loops_find): Vector larray is gc allocated.
15388 (loop_exit_free): Use ggc_free.
15389 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15390 that head of exits list is now not a part of struct loop.
15391 (record_loop_exits): Allocate exits table in gc memory.
15392 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15393 that head of exits list is now not a part of struct loop.
15394 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15395 struct loop_exit): Add GTY marker.
15396 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15397 Add skip marker to aux field. Make head of exits list a separate
15399 (struct loops): Add GTY marker. Make larray vector gc allocated.
15400 Add param marker to exits table.
15401 (get_loops): Type changed.
15402 * Makefile.in (tree-scalar-evolution.o): Add
15403 gt-tree-scalar-evolution.h dependency.
15404 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15405 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15406 * basic-block.h (struct basic_block_def): Remove skip marker from
15409 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15411 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15412 of 0 in the call to expand_expr().
15413 (expand_builtin_mathfn_3): Ditto.
15414 (expand_builtin_interclass_mathfn): Ditto.
15415 (expand_builtin_cexpi): Ditto.
15416 (expand_builtin_int_roundingfn): Ditto.
15417 (expand_builtin_int_roundingfn_2): Ditto.
15418 (expand_builtin_pow): Ditto.
15419 (expand_builtin_powi): Ditto.
15420 (expand_builtin_bswap): Ditto.
15421 (expand_builtin_unop): Ditto.
15422 (expand_builtin_fabs): Ditto.
15423 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15424 the call to expand_expr().
15425 (expand_builtin_sync_operation): Ditto.
15426 (expand_builtin_compare_and_swap): Ditto.
15427 (expand_builtin_lock_test_and_set): Ditto.
15428 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15429 instead of 0 in the call to expand_expr().
15430 (expand_builtin_extract_return_addr): Ditto.
15431 (expand_builtin_eh_return): Ditto.
15432 (expand_eh_return): Ditto.
15433 * explow.c (expr_size): Ditto.
15434 * expr.c (optimize_bitfield_assignment_op): Ditto.
15435 (expand_assignement): Ditto.
15436 (store_expr): Ditto.
15437 (store_field): Ditto.
15438 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15439 the call to expand_expr().
15440 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15441 in the call to expand_expr().
15442 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15443 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15444 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15446 * optabs.c (expand_vec_shift_expr): Ditto.
15447 (expand_vec_cond_expr): Ditto.
15448 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15449 call to expand_expr().
15450 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15451 in the call to expand_expr().
15453 2007-05-14 Dave Korn <dave.korn@artimi.com>
15455 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15457 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15459 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15460 instead of c_common_unsigned_type.
15461 (c_common_unsigned_type): Remove.
15462 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15463 c_common_unsigned_type.
15464 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15465 c_common_unsigned_type.
15466 * c-common.h (c_common_unsigned_type): Remove.
15467 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15468 c_common_unsigned_type.
15469 * c-format.c (check_format_types): Use unsigned_type_for instead of
15470 c_common_unsigned_type.
15471 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15472 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15473 of c_common_unsigned_type.
15474 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15475 lang_hooks.types.unsigned_type.
15476 * expmed.c (make_tree): Use unsigned_type_for instead of
15477 lang_hooks.types.unsigned_type.
15478 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15479 lang_hooks.types.unsigned_type.
15480 (build_range_check): Likewise.
15481 (fold_unary): Likewise.
15482 (fold_binary): Likewise.
15483 (fold_ternary): Likewise.
15484 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15485 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15486 * tree.c (get_unsigned_type): New.
15487 (unsigned_type_for): Use get_unsigned_type instead of
15488 lang_hooks.types.unsigned_type.
15490 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15492 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15493 to m68k_get_function_kind. Update its prototype.
15494 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15496 (m68k_interrupt_function_p): Return enum m68k_function_type
15497 instead of bool. Rename to m68k_get_function_kind.
15498 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15499 target is not fido.
15500 (m68k_compute_frame_layout): Don't mark any register for save
15501 if an interrupt_thread attribute is specified.
15502 (m68k_hard_regno_rename_ok): Update a use of
15503 m68k_interrupt_function_p.
15504 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15505 m68k_interrupt_function_p.
15506 (m68k_function_type): New.
15507 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15508 for a function with an interrupt_thread attribute.
15509 * doc/extend.texi: Document the interrupt_thread attribute.
15511 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15513 Fix PR tree-optimization/31911
15514 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15515 if they didn't change the expression.
15517 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15519 * tree-scalar-evolution.c (resolve_mixers): Exported.
15520 * tree-scalar-evolution.h (resolve_mixers): Declare.
15521 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15522 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15523 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15524 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15525 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15526 strip_conversion, analyze_offset_expr, address_analysis,
15527 object_analysis, analyze_offset): Removed.
15528 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15529 split_constant_offset, canonicalize_base_object_address,
15530 object_address_invariant_in_loop_p, disjoint_objects_p,
15531 dr_may_alias_p, dr_address_invariant_p): New functions.
15532 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15533 and dr_analyze_alias.
15534 (initialize_data_dependence_relation): Use dr_may_alias_p
15535 and object_address_invariant_in_loop_p.
15536 (compute_self_dependence): Handle the case when
15537 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15538 (find_data_references_in_stmt): Restrict the analysis of data
15539 references to the given loop nest.
15540 (find_data_references_in_loop): Made static. Pass loop nest to
15541 find_data_references_in_stmt.
15542 (compute_data_dependences_for_loop): Use DR_VOPS.
15543 (free_data_ref): Free DR_VOPS.
15544 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15545 (struct innermost_loop_behavior): ... new.
15546 (struct base_object_info): Replaced by ...
15547 (struct indices): ... new.
15548 (struct dr_alias): New.
15549 (enum data_ref_type): Removed.
15550 (struct data_reference): Consist of struct innermost_loop_behavior,
15551 struct indices and struct dr_alias.
15552 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15553 (DR_MEMTAG): Renamed to ...
15554 (DR_SYMBOL_TAG): ... this.
15555 (find_data_references_in_loop): Declaration removed.
15556 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15557 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15558 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15559 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15561 2007-05-13 Revital Eres <eres@il.ibm.com>
15563 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15564 which walks virtual def-use chains to find redundant stores.
15565 (dse_optimize_stmt): Call it.
15567 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15569 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15570 * passes.c (init_optimization_passes): Move pass_jump_bypass
15573 * basic-block.h (bb_has_eh_pred): Fix style issue.
15575 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15577 PR rtl-optimization/31848
15578 * loop-invariant.c (move_invariant_reg): If we move an insn
15579 with a REG_EQUAL note, and that insn is not always executed,
15580 remove the REG_EQUAL note.
15582 2007-05-12 Richard Guenther <rguenther@suse.de>
15584 PR tree-optimization/31797
15585 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15586 propagate into a stmt that has volatile ops.
15588 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15590 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15591 (gcc_tooldir): Likewise.
15592 * configure: Regenerate.
15593 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15594 old configure.ac gcc_tooldir setting.
15595 (prefix_to_exec_prefix): New variable.
15596 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15597 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15599 2007-05-11 Silvius Rus <rus@google.com>
15601 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15602 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15603 * c-common.h (strict_aliasing_warning): Change return type.
15604 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15605 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15606 (build_c_cast): Condition call to strict_aliasing_warning.
15607 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15608 * flags.h (set_Wstrict_aliasing): Declare.
15609 * opts.c (set_Wstrict_alising): Define, add call to.
15610 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15611 * tree-ssa-alias-warnings.c: New file.
15612 * tree-ssa-alias.c (compute_may_aliases): Add call to
15613 strict_aliasing_warning_backend.
15615 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15617 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15618 Use loop_depth and loop_outer accessor functions.
15619 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15620 determine_invariantness_stmt, move_computations_stmt): Ditto.
15621 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15622 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15623 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15624 * tree-scalar-evolution.c (interpret_loop_phi,
15625 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15626 instantiate_parameters_1, scev_const_prop): Ditto.
15627 * cfghooks.c (make_forwarder_block): Ditto.
15628 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15629 * modulo-sched.c (loop_canon_p): Ditto.
15630 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15631 slpeel_can_duplicate_loop_p): Ditto.
15632 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15633 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15634 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15635 cancel_loop, verify_loop_structure): Ditto.
15636 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15637 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15638 superloops vector instead of "pred" array.
15639 (establish_preds): Take father loop as an argument. Initialize the
15641 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15642 Do not initialize loop->outer.
15643 (flow_loop_tree_node_remove): Truncate the superloops vector.
15644 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15645 "pred" merged to "superloops" vector.
15646 (loop_depth, loop_outer): New.
15647 (fel_init): Use loop_outer.
15649 2007-05-11 Jan Hubicka <jh@suse.cz>
15651 * cgraphunit.c: Include gt-cgraphunit.h
15652 (static_ctors, static_dtors): New static vars.
15653 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15654 based on implementation in c-common.c
15655 (cgraph_finalize_function): Call record_cdtor_fn.
15656 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15657 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15658 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15659 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15660 build_cdtor, c_build_cdtor_fns): Remove.
15661 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15662 c_build_cdtor_fns): Remove prototype.
15664 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15667 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15668 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15669 * builtins.c (fold_builtin_memchr): New.
15670 (expand_builtin_memchr): Call the latter.
15671 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15672 * doc/extend.texi ([Other built-in functions provided by GCC]):
15675 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15677 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15678 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15679 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15680 PFPO_OP1_TYPE_SHIFT): Constants added.
15681 (DFP_ALL): Mode macro defined.
15682 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15683 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15684 Insn definitions added.
15685 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15686 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15689 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15691 PR tree-optimization/31885
15692 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15693 NULL_TREE to be undetermined.
15694 (automatically_generated_chrec_p): Return false for NULL.
15696 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15698 * config/bfin/bfin.h (MOVE_RATIO): Define.
15700 2007-05-10 Richard Sandiford <richard@codesourcery.com>
15702 * config.gcc (sparc-wrs-vxworks): New target.
15703 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
15704 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
15705 * config/sparc/sparc.h: Include vxworks-dummy.h.
15706 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
15707 include LABEL_REFs too.
15708 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
15709 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
15711 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
15713 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
15714 (sparc_emit_call_insn): New function.
15715 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
15716 functions when generating VxWorks PIC.
15717 * config/sparc/sparc.md (vxworks_load_got): New pattern.
15718 (call, call_value): Use sparc_emit_call_insn instead of
15721 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15723 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
15725 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15727 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
15728 for floating-point values if HOST_BITS_PER_LONG > 32. Use
15729 split_double instead of operand_subword.
15731 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15733 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
15734 * config/bfin/bfin.c (bfin_local_alignment): New function.
15735 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
15737 2007-05-08 Chao-ying Fu <fu@mips.com>
15739 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
15740 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
15741 (smsub_widen_optab, umsub_widen_optab): Define.
15742 * optabs.c (init_optabs): Initialize smsub_widen_optab and
15744 * genopinit.c (optabs): Fill in smsub_widen_optab and
15746 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
15747 and umsub_widen_optab to implement multiply-subtract sequences.
15748 * config/mips/mips.md (*msac<u>_di): Rename to...
15749 (<u>msubsidi4): ...this. Extend condition to include
15750 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15751 of operand 0 to "ka" and use the three-operand form of msub<u>
15753 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
15756 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15758 PR rtl-optimization/28011
15759 * reload.c (push_reload): Set dont_share if IN appears in OUT
15760 also when IN is a PLUS rtx.
15761 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
15764 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
15766 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
15767 call unshare_all_decls.
15768 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
15769 (unshare_all_decls): Remove.
15771 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
15774 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
15777 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
15778 Nigel Stephens <nigel@mips.com>
15780 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
15781 Update comments and all uses.
15782 (MIN_FPRS_PER_FMT): Define.
15783 * config/mips/mips.c (function_arg): Fix to correctly handle
15784 the -mips32r2 -mfp64 -mabi=32 case.
15785 (override_options): Enable use of odd-numbered registers for
15786 SFmode values on MIPS32.
15787 (mips_save_reg_p): Save whole floating-point register pair if
15788 either half is used.
15789 (compute_frame_size): Fix comment.
15791 2007-05-08 Jie Zhang <jie.zhang@analog.com>
15793 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
15794 argument of type bool.
15795 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
15796 argument. Safely select temporary P register according to it.
15797 (do_link): Change call site of add_to_reg accordingly.
15798 (do_unlink): Add epilogue_p as a fourth argument and pass it
15800 (expand_interrupt_handler_epilogue): Change call of do_unlink
15802 (bfin_expand_prologue): Add a third argument sibcall_p.
15803 * config/bfin/bfin.md (epilogue): Change call of
15804 bfin_expand_epilogue accordingly.
15805 (sibcall_epilogue): Likewise.
15806 (eh_return_internal): Likewise.
15808 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
15809 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
15810 * config/bfin/bfin.c (bfin_handle_option): Handle
15811 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
15812 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
15813 Support bf534, bf536 and bf561.
15814 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
15816 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
15819 * config/i386/i386.c (ix86_function_regparm): Process local
15820 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
15822 2007-05-07 Mike Stump <mrs@apple.com>
15824 * doc/invoke.texi (Warning Options): Document that -Wempty-body
15825 also checks for and while statements in C++.
15827 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
15829 * gcc.c (at_file_supplied): New variable.
15830 (main): Set it if we expanded argv.
15831 (do_spec_1): Pass an @-file to the linker if we were called with
15832 an @-file argument and HAVE_GNU_LD.
15833 * collect2.c (at_file_supplied): New variable.
15834 (response_file): New variable.
15835 (collect_exit): Unlink response_file if necessary.
15836 (handler): Likewise.
15837 (do_wait): Likewise.
15838 (main): Set at_file_supplied if we expanded argv.
15839 (collect_execute): Pass an @-file to subprocesses if we were called
15840 with an @-file argument.
15841 * configure.ac: Add define for HAVE_GNU_LD.
15842 * configure: Regenerate.
15843 * config.in: Regenerate.
15845 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
15847 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
15848 operand to HI mode.
15853 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
15855 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
15856 (TARGET_ENCODE_SECTION_INFO): Re-define.
15857 (m32c_encode_section_info): New
15858 (function_vector_handler): New
15859 (current_function_special_page_vector): New
15860 (m32c_special_page_vector_p): New.
15861 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
15863 * config/m32c/jump.md: Added instruction JSRS for functions
15864 with attribute "function_vector".
15865 * doc/extend.texi (function_vector): Added description
15866 for M16C, M32C targets.
15868 2007-05-07 DJ Delorie <dj@redhat.com>
15871 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
15872 ashrpsi3, lshrpsi3): Update shift count constraint.
15874 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
15875 Nathan Froyd <froydnj@codesourcery.com>
15878 * c-incpath.c (add_path): Strip trailing path separators.
15880 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
15882 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
15883 Free dominance info before purging EH edges.
15884 (eliminate_degenerate_phis): Likewise.
15885 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
15887 2007-05-07 Jan Hubicka <jh@suse.cz>
15889 * gimplify.c (gimplify_expr): Do not crash when folding
15890 (void *)(int)&a + 4.
15892 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15895 * c-opts.c (lang_fortran): Make it non static.
15896 * c-common.h (lang_fortran): New prototype.
15897 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
15898 -lang-fortran option was passed by the driver.
15900 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
15902 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
15903 of ASSERT_CHECKING. Tweak message.
15905 2007-05-06 Revital Eres <eres@il.ibm.com>
15908 * loop-unroll.c (insert_var_expansion_initialization):
15909 Initialize the expansions with -zero instead of +zero.
15911 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
15913 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
15914 into pic and non-pic versions. Mark r19 as used for
15915 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
15916 for tgd_load, tld_load and tie_load .
15917 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
15918 version of tgd_load, tld_load and tie_load depending on the
15921 2007-05-04 Ulrich Drepper <drepper@redhat.com>
15922 Jakub Jelinek <jakub@redhat.com>
15924 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
15925 (__do_global_dtors_aux): Use more paranoid loop to run
15926 destructors if HIDDEN_DTOR_LIST_END.
15927 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
15929 2007-05-04 Jakub Jelinek <jakub@redhat.com>
15931 * varasm.c (align_variable): Don't increase alignment for
15932 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
15933 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
15935 2007-05-04 Josh Conner <jconner@apple.com>
15937 * basic-block.h (cdi_direction): Assign values to all enumeration
15939 (dom_computed): Remove.
15940 (dom_info_state): New.
15941 (set_dom_info_availability): New.
15942 * tree-ssa-loop-im.c (determine_invariantness): Initialize
15943 walk_data.dom_direction.
15944 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
15945 instead of dom_computed[].
15946 (split_edge): Likewise.
15947 (create_basic_block): Likewise.
15948 (merge_blocks): Likewise.
15949 * ifcvt.c (find_if_header): Likewise.
15950 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
15951 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
15952 * tree-ssa.c (verify_ssa): Likewise.
15953 * tree-cfg.c (tree_verify_flow_info): Likewise.
15954 (remove_edge_and_dominated_blocks): Likewise.
15955 * dominance.c (dom_computed): Make static.
15956 (calc_dfs_tree_nonrec): Change third param to a bool.
15957 (calc_dfs_tree): Change second param to a bool.
15958 (calc_idioms): Change second param to a bool. Use
15959 dom_convert_dir_to_idx.
15960 (init_dom_info): Validate dir before using.
15961 (dom_convert_dir_to_idx): New.
15962 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
15963 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
15964 (free_dominance_info): Use dom_convert_dir_to_idx.
15965 (get_immediate_dominator): Likewise.
15966 (set_immediate_dominator): Likewise.
15967 (get_dominated_by): Likewise.
15968 (redirect_immediate_dominators): Likewise.
15969 (nearest_common_denominator): Likewise.
15970 (dominated_by_p): Likewise.
15971 (bb_dom_dfs_in): Likewise.
15972 (bb_dom_dfs_out): Likewise.
15973 (recount_dominator): Likewise.
15974 (iterate_fix_dominators): Likewise.
15975 (add_to_dominance_info): Likewise.
15976 (delete_from_dominance_info): Likewise.
15977 (first_dom_son): Likewise.
15978 (next_dom_son): Likewise.
15979 (dom_info_available_p): Likewise.
15980 (dom_info_state): New.
15981 (set_dom_info_availability): New.
15983 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15985 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
15987 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
15989 2007-05-04 Bob Wilson <bob.wilson@acm.org>
15991 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
15992 (subdi3, subdi_carry): Delete.
15994 2007-05-04 Jan Hubicka <jh@suse.cz>
15995 Richard Guenther <rguenther@suse.de>
15997 * opts.c (decode_options): Do not fiddle with inlining
15998 parameters in case of optimizing for size.
15999 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16000 for size do nothing.
16001 (cgraph_decide_inlining_of_small_function): When optimizing for
16002 size never inline functions increasing caller size.
16003 (cgraph_early_inlining): Inline for size when optimizing for size.
16005 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16007 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16008 logical operations piecewise.
16009 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16010 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16011 subdi_sesidi_di): Delete.
16012 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16013 the generated sequence. Allow three-reg add in constraints. Rewrite
16014 the rtl expression for carry to avoid zero_extend of a constant.
16015 (sub_with_carry): New pattern.
16016 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16017 different sequence not involving jumps.
16018 (notbi): Now a named pattern.
16020 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16022 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16023 Add the note about a significant loss of accuracy of some
16024 mathematical routines when these options are used.
16026 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16028 * haifa-sched.c (rtx_vec_t): New typedef.
16029 (contributes_to_priority_p): Extract piece of priority () into new
16031 (priority): Use the function. Add assertion.
16032 (rank_for_schedule, set_priorities): Add assertion to check that
16033 insn's priority is initialized.
16034 (clear_priorities, calc_priorities): Change signature. Make it update
16035 all relevant insns. Update all callers ('add_to_speculative_block ()'
16036 and 'create_block_check_twin ()').
16037 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16038 Add new field 'priority_status'.
16039 (INSN_PRIORITY_STATUS): New macro.
16040 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16042 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16044 * sched-ebb.c (debug_ebb_dependencies): New static function.
16045 (init_ready_list): Use it.
16047 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16048 with changed signature and 'debug_rgn_dependencies ()'.
16049 (debug_rgn_dependencies): New static function.
16050 (init_ready_list): Use it.
16052 * sched-int.h (debug_dependencies): Declare.
16054 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16056 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16058 2007-05-04 Dirk Mueller <dmueller@suse.de>
16060 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16062 2007-05-03 Jan Hubicka <jh@suse.cz>
16064 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16065 ((T1)X op (T1)Y), for pointer type in more cases than before.
16067 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16069 * tree-object-size.c (plus_expr_object_size): When operand size is
16070 unknown, return unknown.
16072 2007-05-03 Dirk Mueller <dmueller@suse.de>
16074 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16076 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16079 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16081 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16083 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16085 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16087 * config/soft-fp/double.h, config/soft-fp/extended.h,
16088 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16089 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16090 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16091 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16094 2007-05-03 Ian Lance Taylor <iant@google.com>
16096 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16097 MASK_PPC_GFXOPT for 8540 or 8548.
16099 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16101 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16102 vect_print_dump_info() to output debug information.
16104 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16107 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16108 operands of size 2 when operand is not MEM_P.
16110 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16112 PR tree-optimization/30565
16113 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16115 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16117 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16118 (umulsi3_highpart): Use them.
16119 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16120 for final accumulator to D regisster tranfser.
16122 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16124 PR tree-optimization/31699
16125 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16127 (vect_enhance_data_refs_alignment): Compute peel amount using
16128 TYPE_VECTOR_SUBPARTS instead of vf.
16129 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16131 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16134 * system.h: Remove inclusion of double-int.h
16135 * tree.h: Include double-int.h
16136 * gengtype.c: Likewise
16137 * cfgloop.h: Likewise
16138 * Makefile.in: Adjust dependencies on double-int.h
16140 2007-05-02 Eric Christopher <echristo@apple.com>
16142 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16143 -shared to -Zdynamiclib.
16145 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16148 * c-common.c (strip_pointer_or_array_types): New function.
16149 * c-common.h (strip_pointer_or_array_types): New function declaration.
16151 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16153 PR tree-optimization/31771
16154 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16156 2007-05-02 Paul Brook <paul@codesourcery.com>
16158 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16160 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16162 PR middle-end/29715
16163 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16166 2007-05-02 Nick Clifton <nickc@redhat.com>
16168 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16170 2007-05-02 Richard Guenther <rguenther@suse.de>
16172 PR tree-optimization/31146
16173 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16174 argument, single_use_p. If we have a single use that is
16175 a conversion to the definition rhs type, propagate that rhs.
16176 (forward_propagate_addr_expr): Pass single_use_p argument
16177 to forward_propagate_addr_expr_1.
16179 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16181 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16184 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16186 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16187 'AMD Family 10 core'.
16189 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16191 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16192 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16193 with SSE3 instruction set support.
16194 * doc/invoke.texi: Likewise.
16196 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16198 * config/i386/i386.c (override_options): Tuning 32-byte loop
16199 alignment for amdfam10 architecture. Increasing the max loop
16200 alignment to 24 bytes.
16202 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16204 * config/m68k/constraints.md: New.
16205 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16206 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16207 EXTRA_CONSTRAINT): Remove.
16208 * config/m68k/m68k.md: Include constraints.md.
16209 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16211 2007-05-01 Ian Lance Taylor <iant@google.com>
16213 PR tree-optimization/31739
16214 * tree-vrp.c (vrp_val_is_max): New static function.
16215 (vrp_val_is_min): New static function.
16216 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16218 (set_value_range): Use vrp_val_is_{max,min}.
16219 (extract_range_from_assert): Likewise.
16220 (extract_range_from_binary_expr): Likewise.
16221 (extract_range_from_unary_expr): Likewise.
16222 (dump_value_range, vrp_meet): Likewise.
16223 (vrp_visit_phi_node): Likewise.
16224 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16226 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16228 * config/i386/gmon-sol2.c (size_t): New type.
16229 (intptr_t): Likewise.
16230 (s_textsize): Declare as size_t.
16232 (monstartup): Use size_t for sizes.
16233 (_mcount): Save and restore registers.
16234 (internal_mcount): Pass 0 as the first argument to monstartup
16236 (moncontrol): Convert pointer to appropriately sized integer
16237 before passing to profil.
16239 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16241 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16242 __NO_FPRS__, not just if _SOFT_DOUBLE.
16243 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16244 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16245 also for E500 double.
16246 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16247 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16250 2007-05-01 Richard Guenther <rguenther@suse.de>
16252 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16255 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16257 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16259 2007-05-01 Jan Hubicka <jh@suse.cz>
16261 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16264 2007-05-01 Jan Hubicka <jh@suse.cz>
16266 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16267 (maybe_fold_offset_to_reference): Declare.
16268 * fold-const.c (fold_unary): Do not fold
16269 (type *)&A into &A->field_of_type_and_offset_0
16270 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16271 size is unknown, give up.
16272 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16274 (maybe_fold_offset_to_reference): New.
16275 (maybe_fold_stmt_indirect): Use it.
16276 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16277 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16279 (gimplify_expr): Likewise for plus_expr.
16281 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16283 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16284 bsi_after_labels. Always insert statements before bsi.
16285 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16286 * predict.c (apply_return_prediction): Check for empty blocks.
16287 * cfgexpand.c (lab_rtx_for_bb): New variable.
16288 (label_rtx_for_bb): Do not create new tree labels.
16289 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16290 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16291 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16293 (label_for_bb): Add field used.
16294 (update_eh_label, main_block_label): Mark the label used.
16295 (cleanup_dead_labels): Remove unused labels.
16297 2007-05-01 Richard Guenther <rguenther@suse.de>
16299 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16300 if it is not about to be set.
16301 (get_value_range): Do not pre-allocate equiv bitmap.
16302 (update_value_range): No need to clear equiv field.
16303 (add_equivalence): Change prototype to get bitmap pointer.
16304 Allocate bitmap here if it is not already.
16305 (extract_range_from_assert): Do not allocate bitmap here.
16306 Update callers to add_equivalence.
16307 (extract_range_from_ssa_name): Likewise.
16308 (get_vr_for_comparison): New static helper.
16309 (compare_name_with_value): Handle NULL equiv bitmap by
16310 peeling the first iteration of the comparison loop.
16311 Use get_vr_for_comparison.
16312 (compare_names): Handle NULL equiv bitmaps by using fake
16313 ones. Use get_vr_for_comparison.
16315 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16317 * double-int.c (mpz_set_double_int): Moved from
16318 tree-ssa-loop-niter.c.
16319 (mpz_get_double_int): Likewise; also, add option to wrap
16320 out-of-range integers.
16321 * double-int.h: New prototypes for above.
16322 * tree.c (get_static_type_bounds): Moved from
16323 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16324 TYPE_MAX_VALUE if they exist..
16325 * tree.h: New prototype for above.
16326 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16327 get_type_bounds calls.
16328 (mpz_set_double_int): Move to double-int.c.
16329 (get_type_bounds): Move to tree.c, rename to
16330 get_static_type_bounds.
16331 (mpz_to_double_int): Move to double-int.c, rename to
16332 mpz_get_double_int.
16334 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16336 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16337 DIV0 exception can fall through to a normal return.
16339 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16341 PR middle-end/22156
16342 Temporarily revert:
16343 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16344 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16345 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16346 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16347 initialize align to silence bogus warning.
16348 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16349 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16351 (struct sra_walk_fns): Remove use_all parameter from use.
16352 (sra_hash_tree): Handle BIT_FIELD_REFs.
16353 (sra_elt_hash): Don't hash bitfld blocks.
16354 (sra_elt_eq): Skip them in parent compares as well. Handle
16356 (sra_walk_expr): Don't maintain or pass down use_all_p.
16357 (scan_use): Remove use_all parameter.
16358 (scalarize_use): Likewise. Re-expand assignment to
16359 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16360 output, and re-scalarize after output. Don't mark anything
16362 (scalarize_ldst): Adjust.
16363 (scalarize_walk_gimple_modify_statement): Likewise.
16364 (build_element_name_1): Handle BIT_FIELD_REFs.
16365 (instantiate_element): Don't warn for any element whose parent
16366 is used as a whole.
16367 (instantiate_missing_elements_1): Return the sra_elt.
16368 (canon_type_for_field): New.
16369 (try_instantiate_multiple_fields): New.
16370 (instantiate_missing_elemnts): Use them.
16371 (mark_no_warning): Removed.
16372 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16373 (REPLDUP, sra_build_elt_assignment): New.
16374 (generate_copy_inout): Use them.
16375 (generate_element_copy): Likewise. Handle bitfld differences.
16376 (generate_element_zero): Don't recurse for blocks. Use
16377 sra_build_elt_assignment.
16378 (generate_one_element_int): Take elt instead of var. Use
16379 sra_build_elt_assignment.
16380 (generate_element_init_1): Adjust.
16381 (scalarize_use, scalarize_copy): Use REPLDUP.
16382 (scalarize_ldst): Move assert before dereference.
16383 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16385 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16388 * tree.c (reconstruct_complex_type): Reconstruct a reference
16390 Also use the same mode for the pointer as the old pointer type.
16392 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16394 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16397 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16399 PR rtl-optimization/31676
16400 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16401 (df_refs_record): Call it.
16403 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16405 * rtl.def (SS_ABS): New code.
16406 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16407 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16408 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16409 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16410 (bfin_init_builtins): Define them.
16411 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16412 (bfin_expand_builtin): ... and handle the others here.
16413 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16414 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16415 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16416 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16417 operand is only HImode.
16419 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16421 * regclass.c (scan_one_insn): Remove splitting of
16424 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16425 Nigel Stephens <nigel@mips.com>
16427 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16429 2007-04-28 Jan Hubicka <jh@suse.cz>
16431 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16432 insn_locators_alloc instead of insn_locators_initialize;
16433 call reset_block_changes.
16434 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16435 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16436 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16437 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16438 * config/score/score.c (th_output_mi_thunk): Likewise.
16439 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16440 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16441 tolerate uninitialized locator info.
16444 * function.c (init_function_start): Don't init line number info.
16445 (expand_function_end): Update.
16446 (reset_block_changes, record_block_change, finalize_block_changes,
16447 check_block_change, free_block_changes): Kill.
16448 * function.h (reset_block_changes, record_block_change,
16449 finalize_block_changes, check_block_change, free_block_changes):
16451 (struct function): Remove ib_boundaries_block.
16452 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16453 Use curr_insn_locator to initialize locator.
16454 (emit_line_note): Remove.
16455 * cfgexpand.c (expand_gimple_cond_expr): Update.
16456 (construct_exit_block): Likewise.
16457 (tree_expand_cfg): Initialize/finalize locators.
16458 * expr.c (expand_expr_real): Update.
16459 * cfglayout.c (line_locators_locs, line_locators_lines,
16460 file_locators_locs, file_locators_files): Remove.
16461 (set_block_levels): Move to cfgexpand.c.
16462 (insn_locators_initialize): Remove.
16463 (pass_insn_locators_initialize): Remove.
16464 (locations_locators_locs, locations_locators_vals): New static vars.
16465 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16467 (insn_locators_alloc, insn_locators_finalize,
16468 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16470 (locator_location): New.
16471 (locator_line, locator_file): Rewrite.
16472 * rtl.h (emit_line_note): Kill.
16473 (insn_locators_alloc, insn_locators_finalize,
16474 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16476 * tree-inline.c (initialize_cfun): Do not initialize
16477 ib_boundaries_block.
16478 * passes.c (pass_insn_locators_initialize): Remove.
16480 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16482 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16483 info. Update last_basic_block correctly.
16485 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16488 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16489 register itself to hold the offset constant. Tell flow the use
16490 of r4 and r5 when they are used.
16492 2007-04-27 Richard Guenther <rguenther@suse.de>
16494 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16495 if we simplified anything.
16496 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16497 warnings until we did a simplification and the stmt was not
16498 marked as TREE_NO_WARNING.
16500 2007-04-27 Mike Stump <mrs@apple.com>
16502 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16504 2007-04-27 Ian Lance Taylor <iant@google.com>
16506 PR middle-end/31710
16507 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16508 TYPE_MAX_VALUE exist, convert them to the new type.
16510 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16512 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16513 if it claims to be available.
16514 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16515 edge is redirected.
16516 (perform_tree_ssa_dce): Always free postdominators.
16518 2007-04-27 Richard Henderson <rth@redhat.com>
16520 * config/alpha/predicates.md (aligned_memory_operand): Mark
16521 as define_special_predicate.
16522 (unaligned_memory_operand, normal_memory_operand): Likewise.
16523 (reg_or_unaligned_mem_operand): Remove.
16524 (any_memory_operand): Match the documentation and check for
16525 non-renumbered pseudos during reload.
16526 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16527 alpha_secondary_reload_class, update to new interface, make static.
16528 Handle CQImode like HImode. Remove FP subreg check.
16529 (alpha_expand_mov): Use replace_equiv_address.
16530 (alpha_expand_mov_nobwx): Use any_memory_operand.
16531 (TARGET_SECONDARY_RELOAD): New.
16532 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16533 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16534 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16535 * config/alpha/alpha.md: ... here.
16536 (RELOAD12, reloadmode): New.
16538 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16539 Don't handle the aligned case here.
16540 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16541 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16542 reload_inhi_help. Don't expect a scratch register.
16543 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16545 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16547 2007-04-27 Richard Guenther <rguenther@suse.de>
16549 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16551 2007-04-27 Richard Guenther <rguenther@suse.de>
16553 PR tree-optimization/30965
16554 PR tree-optimization/30978
16555 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16556 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16557 (find_equivalent_equality_comparison): Likewise.
16558 (simplify_cond): Likewise.
16559 (get_prop_source_stmt): New helper.
16560 (get_prop_dest_stmt): Likewise.
16561 (can_propagate_from): Likewise.
16562 (remove_prop_source_from_use): Likewise.
16563 (combine_cond_expr_cond): Likewise.
16564 (forward_propagate_comparison): New function.
16565 (forward_propagate_into_cond): Rewrite to use fold for
16567 (tree_ssa_forward_propagate_single_use_vars): Call
16568 forward_propagate_comparison to propagate comparisons.
16570 2007-04-27 Richard Guenther <rguenther@suse.de>
16572 PR tree-optimization/31715
16573 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16574 sure to do computation on the offset in an appropriate
16577 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16579 * reload.h (elimination_target_reg_p): Declare.
16580 * reload.c (find_reloads): Don't apply the reg_rtx move
16581 optimization if the SET_DEST satisfies elimination_target_reg_p.
16582 * reload1.c (elimination_target_reg_p): New function.
16583 (gen_reload): In the move/add2 fallback, make sure that op0
16584 does not overlap the destination register.
16586 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16588 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16589 transform only GIMPLE_MODIFY_STMTs.
16590 * tree-complex.c (expand_complex_operations_1): Ditto.
16591 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16592 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16593 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16595 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16596 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16597 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16598 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16599 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16600 slpeel_add_loop_guard): Ditto.
16601 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16602 * lambda-code.c (perfect_nestify): Ditto.
16603 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16604 before the first statement.
16605 * tree-optimize.c (execute_free_datastructures): Fix comments.
16606 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16607 * tree-flow.h (disband_implicit_edges): Declaration removed.
16608 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16610 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16611 COND_EXPRs without gotos.
16612 (disband_implicit_edges, has_label_p): Removed.
16613 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16614 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16616 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16618 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16619 also for COND_EXPRs.
16620 * cfgexpand.c (label_rtx_for_bb): New function.
16621 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16622 Use label_rtx_for_bb to find the labels.
16623 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16624 last block. Detect fallthru edges.
16626 2007-04-26 Ian Lance Taylor <iant@google.com>
16629 * reload.c (find_reloads_subreg_address): If the address was valid
16630 in the original mode but not in the new mode, reload the whole
16633 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16635 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16636 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16637 (cleanup_control_expr_graph): Do not invalidate dominance info.
16638 Record altered blocks.
16639 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16640 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16641 cleanup_tree_cfg_bb): New functions.
16642 (remove_forwarder_block): Do not maintain the worklist of blocks.
16643 Record altered blocks.
16644 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16645 not over whole cfg.
16646 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16647 delete_unreachable_blocks if dominators are not available.
16648 * tree-inline.c (optimize_inline_calls): Free dominance information
16650 * tree-flow.h (remove_edge_and_dominated_blocks,
16651 cfgcleanup_altered_bbs): Altered.
16652 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16654 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16656 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16657 do not invalidate dominators.
16659 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16661 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16662 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16663 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16664 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16666 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16668 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16670 2007-04-26 Richard Guenther <rguenther@suse.de>
16672 PR tree-optimization/31703
16673 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16674 the right type for the target of the bittest.
16676 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16678 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16679 ix86_sol10_return_in_memory.
16681 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16683 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16686 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16689 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16691 PR tree-optimization/30558
16692 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16693 clear this_state.prev_try.
16695 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16696 Mark Mitchell <mark@codesourcery.com>
16698 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
16699 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
16700 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
16702 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16705 * doc/invoke.texi (%:print-asm-header): Document.
16706 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
16708 (static_spec_functions): Add print-asm-header.
16709 (main): Print a banner before the --target-help linker options.
16710 (print_asm_header_spec_function): New function.
16712 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
16715 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
16716 (movsf_ie): Likewise.
16718 2007-04-25 Paolo Carlini <pcarlini@suse.de>
16720 * doc/extend.texi ([Type Traits]): Adjust per N2255.
16722 2007-04-25 Bob Wilson <bob.wilson@acm.org>
16724 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
16725 exception for divide-by-zero.
16726 (__umodsi3, __modsi3): Likewise.
16728 2007-04-25 Dirk Mueller <dmueller@suse.de>
16730 * c-typeck.c (build_compound_expr): Annotate warning()
16731 call with OPT_Wunused_value.
16732 * tree-ssa.c (warn_uninit): Annotate warning with
16734 * c-common.c (handle_sentinel_attribute): Annotate warning
16735 call with OPT_Wattributes.
16737 2007-04-25 Thiemo Seufer <ths@mips.com>
16739 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
16740 (mips16): Fix typo.
16741 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
16742 on to the assembler. Improve handling of -mno-mips16. Add handling
16743 of -mno-mips3d, -mno-dsp, -mno-dspr2.
16744 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
16745 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
16746 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
16748 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
16751 * config/i386/winnt.c (i386_pe_file_end): Strip only
16752 USER_LABEL_PREFIX when writing export name.
16754 2007-04-25 Richard Sandiford <richard@codesourcery.com>
16756 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
16757 sh/elf.h, vx-common.h and vxworks.h.
16758 * config/sh/sh.h: Include config/vxworks-dummy.h.
16759 (SUBTARGET_OVERRIDE_OPTIONS): Define.
16760 (OVERRIDE_OPTIONS): Use it.
16761 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
16762 (vxworks_picreg): New pattern.
16763 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
16764 VXWORKS_OS_CPP_BUILTINS.
16765 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
16766 to their VXWORKS_* equivalents.
16767 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16768 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
16769 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
16770 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
16771 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
16772 -mrtp/-fPIC multilibs.
16773 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
16774 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
16775 (MULTILIB_OSDIRNAMES): Delete.
16777 2007-04-25 Anatoly Sokolov <aesok@post.ru>
16780 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
16782 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
16784 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
16785 rounding mode to be specified by the caller.
16786 (real_to_mpfr) Likewise.
16787 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
16788 include new arguments.
16789 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
16791 2007-04-24 Ian Lance Taylor <iant@google.com>
16793 PR tree-optimization/31605
16794 * tree-vrp.c (set_value_range): Check that min and max are not
16795 both overflow infinities.
16796 (set_value_range_to_value): New static function.
16797 (extract_range_from_binary_expr): Call set_value_range_to_value.
16798 (extract_range_from_cond_expr): Likewise.
16799 (extract_range_from_expr): Likewise.
16800 (extract_range_from_unary_expr): Likewise. Don't create a range
16801 which overflows on both sides.
16802 (vrp_meet): Check for a useless range.
16803 (vrp_visit_phi_node): If we see a constant which looks like an
16804 overflow infinity, turn off the TREE_OVERFLOW flag.
16806 2007-04-24 Ian Lance Taylor <iant@google.com>
16808 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
16810 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
16812 PR diagnostic/25923
16813 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
16814 diagnostic message is being built.
16815 * tree-pretty-print.c (dump_generic_node): Only write the
16816 formatted text into BUFFER's stream if we are not building a
16817 diagnostic message.
16818 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
16820 * Makefile.in (toplev.o): Depend on tree-pass.h.
16822 2007-04-24 Ian Lance Taylor <iant@google.com>
16824 PR tree-optimization/31602
16825 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
16826 conditionals in the copied loop header.
16827 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
16828 warnings if TREE_NO_WARNING is set.
16829 * doc/invoke.texi (Warning Options): Clarify that
16830 -Wstrict-overflow does not warn about loops.
16832 2007-04-24 Janis Johnson <janis187@us.ibm.com>
16834 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
16835 expand on the comment about _Decimal128 arguments and check the
16836 integer result of the modulus operation; for 64-bit ELF ABI, ensure
16837 that _Decimal128 argument uses even/odd register pair.
16838 (function_arg): Ditto.
16840 2007-04-24 Hui-May Chang <hm.chang@apple.com>
16842 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
16843 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
16845 2007-04-24 Richard Guenther <rguenther@suse.de>
16846 Olga Golovanevsky <olga@il.ibm.com>
16848 * fold-const.c (multiple_of_p): Check for bottom
16851 2007-04-24 Richard Henderson <rth@redhat.com>
16853 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
16854 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
16855 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
16856 looking for non-zero bits shifted out. Avoid a recursive call
16857 when constructing the scalar.
16858 (__floatundisf): Likewise.
16860 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
16862 * dwarf2out.c (field_byte_offset): Move the existing logic
16863 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
16864 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
16866 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16869 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
16870 length argument of 0 for memset.
16871 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
16872 unsigned shift instead of the signed variant.
16874 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16876 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
16877 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
16878 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
16879 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
16880 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
16881 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
16882 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
16883 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
16884 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
16885 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
16886 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
16887 "mul<mode>3", "div<mode>3"): Insn definitions added.
16888 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
16889 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
16890 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
16891 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
16892 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
16893 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
16894 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
16895 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
16896 TARGET_FLOAT_FORMAT): Macro definitions removed.
16897 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
16898 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
16899 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
16900 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
16901 (s390_gen_rtx_const_DI): Function removed.
16902 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
16904 2007-04-24 Richard Sandiford <richard@codesourcery.com>
16906 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
16907 over an external ffs function.
16909 2007-04-24 Chao-ying Fu <fu@mips.com>
16910 Richard Sandiford <richard@nildram.co.uk>
16912 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
16913 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
16914 (smadd_widen_optab, umadd_widen_optab): Define.
16915 * optabs.c (init_optabs): Initialize smadd_widen_optab and
16917 * genopinit.c (optabs): Fill in smadd_widen_optab and
16919 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
16920 and umadd_widen_optab to implement multiply-add sequences.
16921 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
16922 (<u>maddsidi4): ...this. Extend condition to include
16923 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16924 of operand 0 to "ka" and use the three-operand form of madd<u>
16926 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
16928 * config/mips/constraints.md (ka): New register constraint.
16930 2007-04-24 Jan Hubicka <j@suse.cz>
16934 2007-04-23 Jan Hubicka <jh@suse.cz>
16935 * function.c (init_function_start): Don't init line number info.
16936 (expand_function_end): Update.
16937 (reset_block_changes, record_block_change, finalize_block_changes,
16938 check_block_change, free_block_changes): Kill.
16939 * function.h (reset_block_changes, record_block_change,
16940 finalize_block_changes, check_block_change, free_block_changes):
16942 (struct function): Remove ib_boundaries_block.
16943 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16944 Use curr_insn_locator to initialize locator.
16945 (emit_line_note): Remove.
16946 * cfgexpand.c (expand_gimple_cond_expr): Update.
16947 (construct_exit_block): Likewise.
16948 (tree_expand_cfg): Initialize/finalize locators.
16949 * expr.c (expand_expr_real): Update.
16950 * cfglayout.c (line_locators_locs, line_locators_lines,
16951 file_locators_locs, file_locators_files): Remove.
16952 (set_block_levels): Move to cfgexpand.c.
16953 (insn_locators_initialize): Remove.
16954 (pass_insn_locators_initialize): Remove.
16955 (locations_locators_locs, locations_locators_vals): New static vars.
16956 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16958 (insn_locators_alloc, insn_locators_finalize,
16959 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16961 (locator_location): New.
16962 (locator_line, locator_file): Rewrite.
16963 * rtl.h (emit_line_note): Kill.
16964 (insn_locators_alloc, insn_locators_finalize,
16965 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16967 * tree-inline.c (initialize_cfun): Do not initialize
16968 ib_boundaries_block.
16969 * passes.c (pass_insn_locators_initialize): Remove.
16971 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
16973 * doc/invoke.texi: Removed leading '-' from option index entries.
16975 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
16977 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
16979 (create_phi_node): Use set_phi_nodes.
16980 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
16981 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
16982 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
16983 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
16984 (bsi_start, bsi_last): Use bb_stmt_list.
16985 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
16986 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
16987 Traverse the statements using tsi iterator.
16988 * basic-block.h (struct basic_block_def): Fields stmt_list
16989 and phi_nodes moved to ...
16990 (struct tree_bb_info): ... new structure.
16991 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
16992 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
16993 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
16994 (tree_verify_flow_info): Verify that il.tree is not set for
16995 entry and exit block.
16996 (tree_split_block): Use set_bb_stmt_list.
16998 2007-04-23 Mike Stump <mrs@apple.com>
17000 * config/i386/i386.c (ix86_tune_features
17001 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17004 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17006 * config/i386/i386.md (prefix_extra): New attribute.
17007 (length): Add prefix_extra.
17009 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17010 (sse2_movntv2di): Likewise.
17011 (sse2_cvtps2dq): Likewise.
17012 (sse2_cvtpd2pi): Likewise.
17013 (sse2_cvttpd2pi): Likewise.
17014 (*sse2_cvtpd2ps): Likewise.
17015 (*add<mode>3): Likewise.
17016 (sse2_ssadd<mode>3): Likewise.
17017 (sse2_usadd<mode>3): Likewise.
17018 (*sub<mode>3): Likewise.
17019 (sse2_sssub<mode>3): Likewise.
17020 (sse2_ussub<mode>3): Likewise.
17021 (*mulv8hi3): Likewise.
17022 (*smulv8hi3_highpart): Likewise.
17023 (*umulv8hi3_highpart): Likewise.
17024 (sse2_umulv2siv2di3): Likewise.
17025 (sse2_pmaddwd): Likewise.
17026 (ashr<mode>3): Likewise.
17027 (lshr<mode>3): Likewise.
17028 (ashl<mode>3): Likewise.
17029 (sse2_ashlti3): Likewise.
17030 (sse2_lshrti3): Likewise.
17031 (*umaxv16qi3): Likewise.
17032 (*smaxv8hi3): Likewise.
17033 (*uminv16qi3): Likewise.
17034 (*sminv8hi3): Likewise.
17035 (sse2_eq<mode>3): Likewise.
17036 (sse2_gt<mode>3): Likewise.
17037 (*and<mode>3): Likewise.
17038 (sse2_nand<mode>3): Likewise.
17039 (*ior<mode>3): Likewise.
17040 (*xor<mode>3): Likewise.
17041 (sse2_packsswb): Likewise.
17042 (sse2_packssdw): Likewise.
17043 (sse2_packuswb): Likewise.
17044 (sse2_punpckhbw): Likewise.
17045 (sse2_punpcklbw): Likewise.
17046 (sse2_punpckhwd): Likewise.
17047 (sse2_punpcklwd): Likewise.
17048 (sse2_punpckhdq): Likewise.
17049 (sse2_punpckldq): Likewise.
17050 (sse2_punpckhqdq): Likewise.
17051 (sse2_punpcklqdq): Likewise.
17052 (*sse2_pinsrw): Likewise.
17053 (*sse2_pextrw): Likewise.
17054 (sse2_pshufd_1): Likewise.
17055 (sse2_uavgv16qi3): Likewise.
17056 (sse2_uavgv8hi3): Likewise.
17057 (sse2_psadbw): Likewise.
17058 (sse2_pmovmskb): Likewise.
17059 (*sse2_maskmovdqu): Likewise.
17060 (*sse2_maskmovdqu_rex64): Likewise.
17061 (sse4a_extrqi): Likewise.
17062 (sse4a_extrq): Likewise.
17063 (sse3_lddqu): Set prefix_rep.
17064 (sse3_addsubv4sf3): Likewise.
17065 (sse3_haddv4sf3): Likewise.
17066 (sse3_hsubv4sf3): Likewise.
17067 (sse_cvtss2si): Likewise.
17068 (sse_cvtss2si_2): Likewise.
17069 (sse_cvtss2siq): Likewise.
17070 (sse_cvtss2siq_2): Likewise.
17071 (sse_cvttss2si): Likewise.
17072 (sse_cvttss2siq): Likewise.
17073 (sse2_cvttps2dq): Likewise.
17074 (sse3_movshdup): Likewise.
17075 (sse3_movsldup): Likewise.
17076 (sse2_cvtsd2si): Likewise.
17077 (sse2_cvtsd2si_2): Likewise.
17078 (sse2_cvtsd2siq): Likewise.
17079 (sse2_cvtsd2siq_2): Likewise.
17080 (sse2_cvttsd2si): Likewise.
17081 (sse2_cvttsd2siq): Likewise.
17082 (*sse2_cvtpd2dq): Likewise.
17083 (*sse2_cvttpd2dq): Likewise.
17084 (sse2_pshuflw_1): Likewise.
17085 (sse2_pshufhw_1): Likewise.
17086 (sse4a_insertqi): Likewise.
17087 (sse4a_insertq): Likewise.
17088 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17089 (ssse3_phadddv4si3): Likewise.
17090 (ssse3_phaddswv8hi3): Likewise.
17091 (ssse3_phsubwv8hi3): Likewise.
17092 (ssse3_phsubdv4si3): Likewise.
17093 (ssse3_phsubswv8hi3): Likewise.
17094 (ssse3_pmaddubswv8hi3): Likewise.
17095 (ssse3_pmulhrswv8hi3): Likewise.
17096 (ssse3_pshufbv16qi3): Likewise.
17097 (ssse3_psign<mode>3): Likewise.
17098 (ssse3_palignrti): Likewise.
17099 (abs<mode>2): Likewise.
17100 (ssse3_phaddwv4hi3): Set prefix_extra.
17101 (ssse3_phadddv2si3): Likewise.
17102 (ssse3_phaddswv4hi3): Likewise.
17103 (ssse3_phsubwv4hi3): Likewise.
17104 (ssse3_phsubdv2si3): Likewise.
17105 (ssse3_phsubswv4hi3): Likewise.
17106 (ssse3_pmaddubswv4hi3): Likewise.
17107 (ssse3_pmulhrswv4hi3): Likewise.
17108 (ssse3_pshufbv8qi3): Likewise.
17109 (ssse3_psign<mode>3): Likewise.
17110 (ssse3_palignrdi): Likewise.
17111 (abs<mode>2): Likewise.
17112 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17113 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17114 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17116 2007-04-23 Nick Clifton <nickc@redhat.com>
17118 * params.def: Fix formatting of emacs local variables.
17120 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17122 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17123 move if inter-unit move isn't allowed.
17124 Don't split moving the first element of V2DI to DI to inter-unit
17125 move if inter-unit move isn't allowed.
17127 2007-04-23 Richard Guenther <rguenther@suse.de>
17129 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17130 and CDI_POST_DOMINATORS separately.
17132 2007-04-23 Nick Clifton <nickc@redhat.com>
17134 * c.opt (Wformat-contains-nul): Add warning attribute.
17136 2007-04-23 Jan Hubicka <jh@suse.cz>
17138 * function.c (init_function_start): Don't init line number info.
17139 (expand_function_end): Update.
17140 (reset_block_changes, record_block_change, finalize_block_changes,
17141 check_block_change, free_block_changes): Kill.
17142 * function.h (reset_block_changes, record_block_change,
17143 finalize_block_changes, check_block_change, free_block_changes):
17145 (struct function): Remove ib_boundaries_block.
17146 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17147 Use curr_insn_locator to initialize locator.
17148 (emit_line_note): Remove.
17149 * cfgexpand.c (expand_gimple_cond_expr): Update.
17150 (construct_exit_block): Likewise.
17151 (tree_expand_cfg): Initialize/finalize locators.
17152 * expr.c (expand_expr_real): Update.
17153 * cfglayout.c (line_locators_locs, line_locators_lines,
17154 file_locators_locs, file_locators_files): Remove.
17155 (set_block_levels): Move to cfgexpand.c.
17156 (insn_locators_initialize): Remove.
17157 (pass_insn_locators_initialize): Remove.
17158 (locations_locators_locs, locations_locators_vals): New static vars.
17159 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17161 (insn_locators_alloc, insn_locators_finalize,
17162 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17164 (locator_location): New.
17165 (locator_line, locator_file): Rewrite.
17166 * rtl.h (emit_line_note): Kill.
17167 (insn_locators_alloc, insn_locators_finalize,
17168 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17170 * tree-inline.c (initialize_cfun): Do not initialize
17171 ib_boundaries_block.
17172 * passes.c (pass_insn_locators_initialize): Remove.
17174 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17176 PR middle-end/31448
17177 * expr.c (reduce_to_bit_field_precision): Handle
17180 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17182 PR tree-optimization/24659
17183 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17184 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17185 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17186 * genopinit.c (optabs): Rename vec_pack_mod_optab
17187 to vec_pack_trunc_optab.
17188 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17189 early for scalar floating point operands for NOP_EXPR.
17190 (vectorizable_type_promotion): Ditto.
17191 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17192 vec_pack_trunc_optab.
17193 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17195 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17196 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17197 Rename from VEC_PACK_MOD_EXPR.
17198 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17199 * expr.c (expand_expr_real_1): Ditto.
17200 * tree-inline.c (estimate_num_insns_1): Ditto.
17201 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17203 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17204 (vec_unpacks_lo_v4sf): Ditto.
17205 (vec_pack_trunc_v2df): Ditto.
17206 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17207 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17208 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17210 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17212 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17214 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17215 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17216 packing of floating point operands.
17217 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17218 represent unpacking of floating point operands.
17219 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17220 [vec_unpacks_hi]: Ditto.
17221 [vec_unpacks_lo]: Ditto.
17223 2007-04-22 Jan Hubicka <jh@suse.cz>
17225 * final.c (rest_of_handle_final): Call
17226 targetm.asm_out.constructor/targetm.asm_out.destructor
17227 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17228 proper priority via decl_*_priority_insert.
17229 * c-common.c (c_expand_body): Likewise.
17231 2007-04-22 Richard Guenther <rguenther@suse.de>
17233 PR tree-optimization/29789
17234 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17235 (rewrite_reciprocal): New helper split out from
17236 determine_invariantness_stmt.
17237 (rewrite_bittest): Likewise.
17238 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17239 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17242 2007-04-22 Revital Eres <eres@il.ibm.com>
17244 * loop-unroll.c (var_to_expand): New field to support also
17245 insns of the form x = something + x.
17246 (analyze_insn_to_expand_var): Use it.
17247 (expand_var_during_unrolling): Likewise.
17249 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17251 * predict.c: Include pointer-set.h.
17252 (bb_predictions): New variable.
17253 (tree_predicted_by_p, tree_predict_edge,
17254 remove_predictions_associated_with_edge): Use bb_predictions map
17255 instead of bb->predictions.
17256 (clear_bb_predictions, assert_is_empty): New functions.
17257 (combine_predictions_for_bb): Use bb_predictions map. Call
17258 clear_bb_predictions.
17259 (tree_estimate_probability): Create and free bb_predictions map.
17260 * Makefile.in (predict.o): Add pointer-set.h dependency.
17261 * basic-block.h (struct basic_block_def): Remove predictions
17263 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17265 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17268 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17271 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17273 * timevar.c (timevar_print): Change reference of --disable-checking to
17274 --enable-checking=release. Also warn if assert checking is disabled.
17276 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17279 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17280 decl as addressable if the compound literal was marked as
17282 Mark the decl as a gimple register if it is a complex or
17283 vector decl and does not live in memory.
17285 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17287 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17288 (GENERIC_NEXT): New function macro.
17289 (PHI_CHAIN): Use phi_node's new chain variable.
17290 (tree_phi_node): Change tree_common to tree_base
17291 and add the chain field.
17292 * tree-phinodes.c (make_phi_node): Don't set
17293 TREE_TYPE on the new node.
17294 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17295 instead of checking GIMPLE_TUPLE_P in chain_next.
17296 * tree-vect-transform.c
17297 (get_initial_def_for_induction): Look at
17298 PHI_RESULT_TREE for the type of the phi node.
17299 (update_vuses_to_preheader): Use PHI_CHAIN
17300 instead of TREE_CHAIN on the phi node.
17301 * tree-ssa-structalias.c (compute_points_to_sets):
17303 (ipa_pta_execute): Likewise.
17305 2007-04-21 Richard Guenther <rguenther@suse.de>
17307 PR middle-end/31136
17308 * fold-const.c (fold_unary): Call fold_convert_const on the
17311 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17313 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17314 (store_killed_in_pat): New.
17316 2007-04-20 Richard Henderson <rth@redhat.com>
17319 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17320 TREE_LIST with a void_type_node value, not void_list_node exactly.
17322 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17324 * doc/standards.texi: Re-arrange into language-specific
17325 subsections. Add a C++ section, documenting which standards we
17328 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17330 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17331 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17333 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17335 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17336 ecrti.o and crtbegin.o.
17337 (LIB_DEFAULT_SPEC): Include -lc.
17338 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17340 2007-04-20 Richard Henderson <rth@redhat.com>
17343 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17344 argument; update all callers.
17345 (get_unaligned_offset): New.
17346 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17347 get_unaligned_address, just pass on the address directly.
17348 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17349 the subreg in the helper patterns.
17350 (unaligned_extendqidi_le): Use get_unaligned_offset.
17351 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17352 (unaligned_extendhidi_be): Likewise.
17353 (unaligned_extendhidi): Tidy.
17354 * config/alpha/alpha-protos.h: Update.
17356 2007-04-20 Richard Henderson <rth@redhat.com>
17358 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17359 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17360 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17361 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17362 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17363 (CPP_SPEC): Don't include %(cpp_subtarget).
17364 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17365 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17366 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17368 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17370 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17371 for __builtin_ia32_cmpordss.
17373 PR tree-optimization/31632
17374 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17375 and arg1 for optimizations of comparison against min/max values.
17376 Fold arg0 to arg1's type for optimizations of comparison against
17377 min+1 and max-1 values.
17379 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17381 * reload.c (combine_reloads): When trying to use a dying register,
17382 check whether it's uninitialized and don't use if so.
17384 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17386 * fold-const.c: Remove prototypes for native_encode_expr and
17387 native_interpret_expr.
17388 (native_encode_expr): Make non-static.
17389 (native_interpret_expr): Likewise.
17390 * tree.h: Add prototypes for the above.
17392 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17394 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17395 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17396 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17397 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17398 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17399 Add length attributes.
17401 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17403 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17406 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17407 __STDC_WANT_DEC_FP__.
17409 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17411 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17412 for long double compatibility.
17413 * configure: Regenerate.
17415 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17417 PR rtl-optimization/29841
17418 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17420 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17421 that may cause control flow transfer from being moved.
17423 2007-04-18 Jan Hubicka <jh@suse.cz>
17425 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17428 2007-04-18 Eric Christopher <echristo@apple.com>
17430 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17431 only. Update operands.
17432 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17433 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17434 link register to pic register.
17436 2007-04-18 Dirk Mueller <dmueller@suse.de>
17438 PR diagnostic/31227
17439 * tree-vrp.c (search_for_addr_array): New.
17440 (check_array_bounds): Suppress warning about
17441 address taken of array refs if its not de-referenced.
17443 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17445 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17446 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17448 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17449 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17450 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17452 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17454 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17456 (vect_analyze_scalar_cycles): Fix indentation.
17457 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17458 (vect_mark_relevant): Include phis in relevance analysis.
17460 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17462 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17464 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17465 output_operand_lossage().
17467 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17469 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17470 the unused code for reduction without adjust-in-epilog to simplify the
17473 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17475 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17476 (S390_TDC_NEGATIVE_ZERO): New constant.
17477 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17478 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17479 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17480 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17481 (S390_TDC_POSITIVE_INFINITY): New constant.
17482 (S390_TDC_NEGATIVE_INFINITY): New constant.
17483 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17484 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17485 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17486 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17487 (S390_TDC_INFINITY): New constant.
17488 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17489 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17490 optimization for UNSPEC_CCZ_TO_INT.
17491 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17492 ("*ccz_to_int"): New insn.
17493 ("isinf<mode>2"): New insn.
17494 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17495 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17496 (UNSPEC_CCZ_TO_INT): New constant.
17498 2007-04-18 Richard Guenther <rguenther@suse.de>
17500 PR tree-optimization/19431
17501 PR tree-optimization/21463
17502 * tree-pass.h (pass_phiprop): Declare.
17503 * passes.c (init_optimization_passes): New phiprop pass.
17504 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17505 (phivn_valid_p): New helper function.
17506 (phiprop_insert_phi): Likewise.
17507 (propagate_with_phi): Likewise.
17508 (tree_ssa_phiprop): New propagator propagating loads
17509 through phi nodes if profitable.
17511 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17513 * tree-vect-analyze.c (process_use): New function.
17514 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17515 Check phis in all bbs.
17516 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17519 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17521 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17524 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17527 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17530 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17532 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17534 (sse_vmmulv4sf3): Likewise.
17535 (sse2_vmaddv2df3): Likewise.
17536 (sse2_vmmulv2df3): Likewise.
17538 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17540 PR rtl-optimization/31360
17541 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17542 (target_reg_cost): New.
17543 (init_set_costs): Initialize target_reg_cost. Add comments
17544 regarding the rationale of the costs.
17545 (global_cost_for_size): Renamed to...
17546 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17547 of register pressure.
17548 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17549 estimate_reg_pressure_cost. Add number of ivs.
17550 (determine_set_costs): Dump target_reg_cost.
17551 * loop-invariant.c (gain_for_invariant): Use
17552 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17553 (best_gain_for_invariant, find_invariants_to_move): Remove
17555 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17556 (target_reg_cost): Declare.
17557 (global_cost_for_size): Declaration removed.
17558 (estimate_reg_pressure_cost): Declare.
17560 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17562 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17563 regnos into even/odd register pairs.
17564 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17565 TDmode similar to the other floating point modes.
17566 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17567 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17569 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17570 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17571 (movdd_hardfloat64): Use TARGET_MFPGPR.
17573 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17575 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17578 2005-01-05 Richard Henderson <rth@redhat.com>
17580 * reload1.c (do_input_reload): Restrict the optimization deleteing
17581 a previous output reload to RELOAD_FOR_INPUT.
17583 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17585 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17586 induc_vec_info_type.
17587 (vectorizable_induction): New function declaration.
17588 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17589 check if already vectorized. Find first place in BB where new stmts
17590 can be inserted. Takes only one argument.
17591 (vectorizable_induction): New function.
17592 (vect_transform_stmt): Add case for induc_vec_info_type to call
17593 vectorizable_induction.
17594 (vect_transform_loop): Consider phis for vectorization.
17595 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17597 (analyze_operations): Call vectorizable_induction when analyzing phis.
17599 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17600 (vect_mark_relevant): Include phis in relevance analysis.
17601 (vect_mark_stmts_to_be_vectorize): Likewise.
17602 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17604 2007-04-16 Lawrence Crowl <crowl@google.com>
17606 * doc/invoke.texi (Debugging Options): Add documentation for the
17607 -femit-struct-debug options -femit-struct-debug-baseonly,
17608 -femit-struct-debug-reduced, and
17609 -femit-struct-debug-detailed[=...].
17611 * c-opts.c (c_common_handle_option): Add
17612 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17613 and OPT_femit_struct_debug_detailed_.
17614 * c.opt: Add specifications for
17615 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17616 and -femit-struct-debug-detailed[=...].
17617 * opts.c (set_struct_debug_option): Parse the
17618 -femit-struct-debug-... options.
17619 * opts.c (matches_main_base, main_input_basename,
17620 main_input_baselength, base_of_path, matches_main_base): Add
17621 variables and functions to compare header base name to compilation
17623 * opts.c (should_emit_struct_debug): Add to determine to emit a
17624 structure based on the option.
17625 (dump_struct_debug) Also disabled function to debug this
17627 * opts.c (handle_options): Save the base name of the
17630 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17631 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17632 This hook indicates if a type is generic. Set it by default
17633 to "never generic".
17634 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17635 to determine if a struct type is generic or not.
17636 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17637 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17638 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17639 with live C++ hook.
17641 * flags.h (enum debug_info_usage): Add an enumeration to describe
17642 a program's use of a structure type.
17643 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17644 to indicate the program's usage of the type. Filter structs based
17645 on the -femit-struct-debug-... specification.
17646 (gen_type_die): Split into two routines, gen_type_die and
17647 gen_type_die_with_usage. gen_type_die is now a wrapper
17648 that assumes direct usage.
17649 (gen_type_die_with_usage): Replace calls to gen_type_die
17650 with gen_type_die_with_usage adding the program usage of
17651 the referenced type.
17652 (dwarf2out_imported_module_or_decl): Suppress struct debug
17653 information using should_emit_struct_debug when appropriate.
17655 2007-04-16 Ian Lance Taylor <iant@google.com>
17657 PR tree-optimization/31522
17658 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17659 (vrp_initialize): Allocate vr_phi_edge_counts.
17660 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17661 executable edge. Drop test for all constants.
17662 (vrp_finalize): Free vrp_phi_edge_counts.
17664 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17665 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17667 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17668 predecessors at head rather than tail.
17670 2007-04-16 Matthias Klose <doko@debian.org>
17672 * config/alpha/linux.h (CPP_SPEC): Define.
17673 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17675 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17677 * function.h: Remove sequence_stack extern declaration.
17679 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17681 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17683 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17686 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17688 * config/avr/avr.c (avr_arch_types): Rearranging array.
17689 (enum avr_arch): Add.
17690 (avr_mcu_types): Use avr_arch enumeration constants instead of
17692 * config/avr/avr.h (LINK_SPEC): Simplify.
17694 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17696 * config/m68k/m68k.c (m68k_libcall_value,
17697 m68k_function_value): Use macros for register names more.
17699 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
17701 (M68K_REGNAME): Use A6_REG.
17702 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
17704 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17706 PR middle-end/28071
17707 * sched-int.h (struct deps): Split field 'pending_lists_length' into
17708 'pending_read_list_length' and 'pending_write_list_length'. Update
17710 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
17711 to handle two length counters instead of one. Update all uses.
17712 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
17713 two length counters instead of one.
17714 * sched-rgn.c (propagate_deps): Update to handle two length counters
17717 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
17720 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
17721 copy of source, pass it to ix86_expand_vector_set and return
17724 2007-04-16 David Ung <davidu@mips.com>
17725 Joseph Myers <joseph@codesourcery.com>
17727 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
17728 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
17729 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
17730 Add 74K processor information.
17731 * config/mips/mips.md: Include 74k.md.
17732 (cpu): Add 74kc,74kf,74kx.
17733 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
17734 * config/mips/74k.md: New.
17735 * doc/invoke.texi (MIPS Options): Document 74K support.
17737 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
17739 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
17740 vectorizable_* functions.
17741 * tree-vect-transform.c (vectorizable_call): Add check for
17742 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
17743 (vectorizable_store): likewise.
17744 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
17746 (vectorizable_operation, vectorizable_type_demotion): Likewise.
17747 (vectorizable_type_promotion, vectorizable_load): Likewise.
17748 (vectorizable_live_operation, vectorizable_condition): Likewise.
17749 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
17751 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
17753 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17755 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
17756 register numbers more.
17757 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
17758 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
17759 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
17760 FUNCTION_VALUE_REGNO_P): Likewise.
17761 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
17762 STATIC_CHAIN_REGNUM): Likewise.
17763 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
17764 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
17765 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
17766 * config/m68k/m68k.md (FP_REG): New.
17768 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17770 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
17773 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17775 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
17776 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
17779 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17781 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
17784 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17787 * c-decl.c (finish_decl): Grab the type of the decl after the call
17788 to store_init_value.
17790 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
17792 * common.opt (fforward-propagate): Fix "Optimization" annotation.
17794 2007-04-14 Jakub Jelinek <jakub@redhat.com>
17797 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
17798 dominators, post dominators and cleanup cfg before returning.
17800 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
17802 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
17803 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
17805 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
17807 * config.gcc: Recognize fido.
17808 * config/m68k/m68k-devices.def (fidoa): New.
17809 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
17811 (FL_FIDOA, TARGET_FIDOA): New.
17812 * config/m68k/m68k.opt (mfidoa): New.
17814 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17816 PR middle-end/31322
17817 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
17818 when a personality function is used.
17820 2007-04-13 Bob Wilson <bob.wilson@acm.org>
17822 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
17824 2007-04-13 Mike Stump <mrs@apple.com>
17826 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
17828 * config/darwin.opt (fapple-kext): Make C++ only.
17829 * config/darwin.c (darwin_override_options): Remove code to ensure
17830 -fapple-kext is given for C++ only.
17832 2007-04-13 Richard Sandiford <richard@codesourcery.com>
17834 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
17835 * config/mips/mips.c (override_options): Call
17836 SUBTARGET_OVERRIDE_OPTIONS, if defined.
17838 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17840 * config/i386/i386.opt (msvr3-shlib): Removed.
17842 * doc/invoke.texi: Remove -msvr3-shlib.
17844 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17846 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
17847 with "popcnt" instruction.
17849 2007-04-13 Richard Guenther <rguenther@suse.de>
17851 PR tree-optimization/21258
17852 * tree-vrp.c (compare_case_labels): New helper.
17853 (find_switch_asserts): New function.
17854 (find_assert_locations): Call it for SWITCH_EXPRs.
17856 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
17858 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
17859 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
17860 check is now implied in X87_FLOAT_MODE_P.
17861 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
17862 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
17863 (fix_trunc<mode>_i386_fisttp): Ditto.
17864 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
17865 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
17866 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
17867 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
17868 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
17869 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
17870 (unnamed_splitters): Ditto.
17871 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
17872 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
17873 FIRST_SSE_REG for local functions when SSE math is enabled or
17874 for functions with sseregparm attribute.
17875 (standard_80387_constant_p): Return -1 if mode is not
17877 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
17878 (ix86_expand_compare): Ditto.
17879 (ix86_expand_carry_flag_compare): Ditto.
17880 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
17881 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
17882 DECIMAL_FLOAT_MODE_P.
17883 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
17884 of SCALAR_FLOAT_MODE_P.
17885 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
17886 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
17887 checks before FLOAT_MODE_P.
17888 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
17889 before FLOAT_MODE_P.
17894 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
17896 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
17897 Charles Wilson <libtool@cwilson.fastmail.fm>
17899 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
17900 (libgcc.mvars): Don't depend on them.
17901 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
17902 * exec-tool.in: New.
17904 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
17906 * doc/invoke.text (--help): Document --help=common.
17908 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
17910 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
17912 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17914 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
17915 * genemit.c (main): Emit #include "integrate.h".
17916 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
17917 (LOADGP_RTP): New mips_loadgp_style.
17918 * config/mips/mips.h: Include config/vxworks-dummy.h.
17919 (TARGET_RTP_PIC): New macro.
17920 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
17921 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
17922 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
17923 for TARGET_RTP_PIC.
17924 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
17925 -mvxworks-pic when using -mrtp and a PIC option.
17926 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
17928 (mips_symbolic_constant_p, mips_symbolic_address_p)
17929 (mips_symbol_insns): Handle SYMBOL_HALF.
17930 (override_options): Warn about -G and -mrtp being used together.
17931 Initialize mips_lo_relocs[SYMBOL_HALF].
17932 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
17933 (mips_emit_loadgp): Handle LOADGP_RTP.
17934 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
17935 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
17936 (tablejump): Handle function-relative case table entries if
17938 * config/mips/predicates.md (symbol_ref_operand): New predicate.
17940 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17942 * config/mips/mips.md (load_call<mode>): Allow any general register.
17944 (sibcall_value_internal, sibcall_value_multiple_internal)
17945 (call_value_internal, call_value_split, call_value_multiple_internal)
17946 (call_value_multiple_split): Remove constraints from operand 0.
17948 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17950 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
17951 rather than loadgp_noshared.
17952 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
17953 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
17955 * config/mips/mips.md (loadgp): Rename to...
17956 (loadgp_newabi): ...this.
17957 (loadgp_noshared): Rename to...
17958 (loadgp_absolute): ...this.
17960 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17962 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
17963 false for locally-binding symbols.
17964 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
17966 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17968 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
17969 (SYMBOL_GOT_PAGE_OFST): ...this.
17970 (SYMBOL_GOT_GLOBAL): Rename to...
17971 (SYMBOL_GOT_DISP): ...this.
17972 (SYMBOL_GOTOFF_GLOBAL): Rename to...
17973 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
17974 * config/mips/mips.c (mips_global_symbol_p): New function.
17975 (mips_symbol_binds_local_p): Likewise.
17976 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
17977 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
17978 mips_global_symbol_p and mips_symbol_binds_local_p.
17979 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
17980 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
17981 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
17982 SYMBOL_GOTOFF_DISP.
17983 (mips_ok_for_lazy_binding_p): New function.
17984 (mips_load_call_address, mips_expand_call): Use it.
17985 (mips_dangerous_for_la25_p): Likewise.
17986 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
17987 (*got_disp<mode>): Use got_disp_operand instead of
17988 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
17989 SYMBOL_GOTOFF_GLOBAL.
17990 (*got_page<mode>): Use got_page_ofst_operand instead of
17992 * config/mips/predicates.md (const_call_insn_operand): Use
17993 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
17994 (global_got_operand): Rename to...
17995 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
17997 (local_got_operand): Rename to...
17998 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
17999 of SYMBOL_GOT_LOCAL.
18001 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18003 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18004 TARGET_CALL_CLOBBERED_GP.
18005 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18006 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18007 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18008 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18009 of TARGET_ABICALLS && !TARGET_NEWABI.
18010 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18011 * config/mips/mips.c (mips_load_call_address): Check
18012 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18013 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18014 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18015 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18016 TARGET_ABICALLS && TARGET_NEWABI.
18017 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18019 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18020 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18021 TARGET_ABICALLS && TARGET_NEWABI.
18022 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18023 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18024 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18025 whether indirect calls must use $25.
18026 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18028 * config/mips/mips.md (jal_macro): Check flag_pic and
18029 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18030 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18031 instead of TARGET_ABICALLS.
18032 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18033 TARGET_ABICALLS && TARGET_OLDABI.
18034 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18035 (sibcall): In the comment above the define_insn, mention
18036 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18037 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18038 instead of TARGET_ABICALLS.
18040 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18042 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18043 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18044 (MACFLAGS_MATCH_P): New macro.
18045 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18046 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18047 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18048 the other MACFLAG constants.
18049 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18050 (flag_machi): Tighten constraints. Renumber some of the operands.
18051 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18053 (flag_machi_parts_acconly): New pattern.
18054 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18056 (flag_macinit1hi): Tighten constraints.
18057 (flag_mul_macv2hi_parts_acconly): New pattern.
18059 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18060 Use a more efficient implementation.
18061 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18062 inline sequences when not optimizing for size.
18064 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18065 movhi_high2low): Delete, merge functionality into...
18066 (packv2hi): ... this pattern.
18068 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18069 * config/bfin/bfin.opt (msim): New option.
18070 (mcpu=): New option.
18071 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18072 (bfin_cpu_t): Typedef of enum bfin_cpu.
18073 (bfin_cpu_type): New declaration.
18074 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18075 -msim and -mcpu= options.
18076 (LIB_SPEC): Likewise.
18077 * config/bfin/bfin.c (bfin_cpu_type): Define.
18078 (bfin_handle_option): Handle -mcpu= option.
18079 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18080 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18081 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18083 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18085 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18086 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18087 (powerpc-wrs-vxworksae): Use ${tm_file}.
18088 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18089 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18090 * config/i386/vx-common.h: New file.
18092 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18094 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18097 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18099 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18102 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18106 * c-common.c (c_build_qualified_type): Set canonical type
18109 2007-04-12 Richard Guenther <rguenther@suse.de>
18111 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18112 lower bound and element size if lower bound is not zero
18113 or either of the ARRAY_REF operands is set.
18115 2007-04-12 Richard Guenther <rguenther@suse.de>
18117 PR tree-optimization/24689
18118 PR tree-optimization/31307
18119 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18121 * gimplify.c (canonicalize_addr_expr): To be consistent with
18122 gimplify_compound_lval only set operands two and three of
18123 ARRAY_REFs if they are not gimple_min_invariant. This makes
18124 it never at this place.
18125 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18127 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18129 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18130 null before emitting a .nsubspa directive.
18132 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18134 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18135 need_to_partition_p if there are no memory statements in the
18138 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18140 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18141 (gcd_of_steps_may_divide_p): New function.
18142 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18144 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18146 * reload.c (find_reloads_toplev, find_reloads_address,
18147 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18148 not a pointer equality test, to decide if we need to call
18149 push_reg_equiv_alt_mem.
18151 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18153 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18154 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18156 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18158 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18160 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18161 vector to be positive.
18163 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18167 * doc/invoke.texi: Document --params max-aliased-vops and
18169 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18170 debug_memory_partitions): Move to tree-flow.h
18171 * params.h (AVG_ALIASED_VOPS): Define.
18172 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18174 (mp_info_t): Likewise.
18175 (get_mem_sym_stats_for): New.
18176 (set_memory_partition): Move from tree-flow-inline.h.
18177 (mark_non_addressable): Only clear the set of symbols for the
18178 partition if it exists.
18179 (dump_memory_partitions): Move from tree-ssa-operands.c
18180 (debug_memory_partitions): Likewise.
18181 (need_to_partition_p): New.
18182 (dump_mem_ref_stats): New.
18183 (debug_mem_ref_stats): New.
18184 (dump_mem_sym_stats): New.
18185 (debug_mem_sym_stats): New.
18186 (update_mem_sym_stats_from_stmt): New.
18187 (compare_mp_info_entries): New.
18188 (mp_info_cmp): Call it.
18189 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18191 (get_mpt_for): Move from tree-ssa-operands.c.
18192 (find_partition_for): New.
18193 (create_partition_for): Remove.
18194 (estimate_vop_reduction): New.
18195 (update_reference_counts): New.
18196 (build_mp_info): New.
18197 (compute_memory_partitions): Refactor.
18198 Document new heuristic.
18199 Call build_mp_info, update_reference_counts,
18200 find_partition_for and estimate_vop_reduction.
18201 (compute_may_aliases): Populate virtual operands before
18202 calling debugging dumps.
18203 (delete_mem_sym_stats): New.
18204 (delete_mem_ref_stats): New.
18205 (init_mem_ref_stats): New.
18206 (init_alias_info): Call it.
18207 (maybe_create_global_var): Remove alias_info argument.
18208 Get number of call sites and number of pure/const call sites
18209 from gimple_mem_ref_stats().
18210 (dump_alias_info): Call dump_memory_partitions first.
18211 (dump_points_to_info_for): Show how many times a pointer has
18213 * opts.c (decode_options): For -O2 set --param
18214 max-aliased-vops to 500.
18215 For -O3 set --param max-aliased-vops to 1000 and --param
18216 avg-aliased-vops to 3.
18217 * fortran/options.c (gfc_init_options): Remove assignment to
18219 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18220 * tree-dfa.c (dump_variable): Dump memory reference
18222 Dump NO_ALIAS* settings.
18223 (referenced_var_lookup): Tidy.
18224 (mem_sym_stats): New.
18225 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18226 and ORIG are different SSA names for a memory partition.
18227 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18228 * tree-flow.h (struct mem_sym_stats_d): Define.
18229 (mem_sym_stats_t): Define.
18230 (struct mem_ref_stats_d): Define.
18231 (struct gimple_df): Add field mem_ref_stats.
18232 (enum noalias_state): Define.
18233 (struct var_ann_d): Add bitfield noalias_state.
18234 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18235 debug_mem_ref_stats, debug_memory_partitions,
18236 debug_mem_sym_stats): Declare.
18237 * tree-ssa-structalias.c (update_alias_info): Update call
18238 sites, pure/const call sites and asm sites in structure
18239 returned by gimple_mem_ref_stats.
18240 Remove local variable IS_POTENTIAL_DEREF.
18241 Increase NUM_DEREFS if the memory expression is a potential
18243 Call update_mem_sym_stats_from_stmt.
18244 If the memory references memory, call
18245 update_mem_sym_stats_from_stmt for all the direct memory
18246 symbol references found.
18247 (intra_create_variable_infos): Set noalias_state field for
18248 pointer arguments according to the value of
18249 flag_argument_noalias.
18250 * tree-ssa-structalias.h (struct alias_info): Remove fields
18251 num_calls_found and num_pure_const_calls_found.
18252 (update_mem_sym_stats_from_stmt): Declare.
18253 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18254 Set default value to 100.
18255 (PARAM_AVG_ALIASED_VOPS): Define.
18257 2007-04-11 Richard Guenther <rguenther@suse.de>
18259 PR middle-end/31530
18260 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18261 a * -b + c as c - a * b if we honor sign dependent rounding.
18263 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18265 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18266 bfin_expand_strmov.
18267 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18268 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18270 (initialize_trampoline): Don't use old-style function definition.
18271 (bfin_secondary_reload): Mark IN_P argument as unused.
18273 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18275 PR tree-optimization/31343
18276 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18277 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18278 * testsuite/gcc.dg/vect/pr31343.c: New.
18280 2007-04-10 Eric Christopher <echristo@apple.com>
18282 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18283 * config/i386/i386.md (*cmpfp0): Use.
18284 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18285 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18286 (fix_trunc<mode>_i386_fisttp): Ditto.
18287 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18288 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18289 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18290 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18291 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18292 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18293 (unnamed_splitters): Ditto.
18294 * config/i386/i386.c (output_fix_trunc): Assert that
18295 we're not being passed a TFmode operand.
18297 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18299 PR tree-optimization/31526
18300 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18301 n_basic_blocks to find newly added blocks.
18303 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18305 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18307 (fix_trunc<mode>si_sse): Ditto.
18308 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18309 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18310 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18311 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18312 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18313 expander using SSEMODEF mode macro.
18314 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18315 expander using SSEMODEF mode macro.
18316 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18317 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18318 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18319 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18320 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18321 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18322 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18323 Macroize insn using X87MODEF mode macro.
18325 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18327 * config/i386/sse.md (sse2_pinsrw): Removed.
18328 (sse2_pextrw): Renamed to ...
18329 (*sse2_pextrw): This.
18331 2007-04-09 Jan Hubicka <jh@suse.cz>
18334 * config/i386/sse.md
18335 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18336 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18337 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18338 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18340 2007-04-09 Jan Hubicka <jh@suse.cz>
18342 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18343 multiple fields of union.
18345 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18347 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18348 (create_preheaders): Check that loops are available.
18349 (fix_loop_structure): Clean up, improve comments.
18350 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18351 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18353 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18354 * predict.c (tree_estimate_probability): Do not call
18355 calculate_dominance_info. Call create_preheaders.
18356 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18357 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18359 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18360 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18361 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18362 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18365 2007-04-08 Jan Hubicka <jh@suse.cz>
18367 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18368 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18369 * fold-const.c (fold_unary): Use it.
18371 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18373 * varasm.c (assemble_variable): Remove call to
18374 lang_hooks.decls.prepare_assemble_variable.
18375 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18376 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18377 * langhooks.h (lang_hooks_for_decls): Remove
18378 prepare_assemble_variable.
18380 2007-04-08 Mike Stump <mrs@apple.com>
18382 * config/i386/i386.c: Use inc/dec on Core2.
18384 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18386 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18387 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18388 lhd_tree_inlining_end_inlining): Remove.
18389 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18390 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18391 end_inlining hooks.
18392 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18393 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18394 lhd_tree_inlining_end_inlining): Remove prototypes.
18395 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18396 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18397 LANG_HOOKS_TREE_INLINING_START_INLINING,
18398 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18400 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18403 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18406 * config/avr/predicates.md (io_address_operand): Delete predicate.
18407 (low_io_address_operand): Don't use 'mode' argument.
18408 (higth_io_address_operand): Rename ...
18409 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18410 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18413 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18415 Revert change removing staticp.
18417 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18420 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18423 2007-04-07 Bruce Korb <bkorb@gnu.org>
18425 * c.opt: Add -Wformat-contains-nul.
18426 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18428 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18429 the NUL byte warning.
18431 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18433 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18435 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18437 * tree.c (staticp): No longer use staticp langhook.
18438 * langhooks.c (lhd_staticp): Removed.
18439 * langhooks.h (struct lang_hooks): Remove staticp.
18440 * c-common.c (c_staticp): Remove.
18441 * c-common.h (c_staticp): Ditto.
18442 * langhooks-defs.h (lhd_staticp): Ditto.
18443 (LHD_HOOKS_STATICP): Ditto
18444 * tree.h (gcc_assert_lowered): New macro.
18446 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18448 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18449 argument "reliable".
18450 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18451 Add argument "reliable". Propagate it through calls.
18452 (infer_loop_bounds_from_undefined): Derive number of iterations
18453 estimates from references in blocks that do not dominate loop latch.
18454 (gcov_type_to_double_int): New function.
18455 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18456 and expected_loop_iterations_unbounded.
18457 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18458 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18459 * tree-data-ref.c (estimated_loop_iterations): Export.
18460 (get_references_in_stmt): Fix -- do not return addresses of local
18462 * cfgloop.h (expected_loop_iterations_unbounded,
18463 estimated_loop_iterations): Declare.
18465 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18467 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18469 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18471 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18472 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18473 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18474 Use output_387_reg_move().
18475 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18476 expander using X87MODEF12 mode macro.
18477 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18478 choosing register preferences. Use output_387_reg_move().
18479 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18480 instead of "x". Use output_387_reg_move().
18481 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18482 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18483 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18484 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18485 Use output_387_reg_move().
18486 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18488 (*truncxf?f_i387 splitter): Ditto.
18490 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18492 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18493 LANG_HOOKS_SAFE_FROM_P.
18494 * expr.c (safe_from_p): Remove langhook call.
18495 * langhooks.h (lang_hooks): Remove safe_from_p.
18496 (lhd_safe_from_p): Remove prototype.
18497 * langhooks.c (lhd_safe_from_p): Remove.
18499 2007-04-06 Jan Hubicka <jh@suse.cz>
18501 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18504 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18506 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18507 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18508 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18509 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18511 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18512 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18514 2007-04-05 Richard Henderson <rth@redhat.com>
18516 * config/alpha/alpha.c (print_operand) [+]: Remove.
18517 (alpha_end_function): Print nop if call at end of function.
18518 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18519 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18520 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18521 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18522 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18523 the call pattern. Update peepholes to match.
18525 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18527 * doc/extend.texi (Other Builtins): Add decimal float variants
18529 * builtins.def: Ditto.
18530 * builtins.c (expand_builtin): Ditto.
18532 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18533 H.J. Lu <hongjiu.lu@intel.com>
18536 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18537 of V8HImode when calling ix86_binary_operator_ok.
18538 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18539 (sdot_prodv8hi): Operands 1 and 2 must be register.
18541 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18543 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18544 initialize align to silence bogus warning.
18546 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18548 PR middle-end/22156
18549 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18551 (struct sra_walk_fns): Remove use_all parameter from use.
18552 (sra_hash_tree): Handle BIT_FIELD_REFs.
18553 (sra_elt_hash): Don't hash bitfld blocks.
18554 (sra_elt_eq): Skip them in parent compares as well. Handle
18556 (sra_walk_expr): Don't maintain or pass down use_all_p.
18557 (scan_use): Remove use_all parameter.
18558 (scalarize_use): Likewise. Re-expand assignment to
18559 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18560 output, and re-scalarize after output. Don't mark anything
18562 (scalarize_ldst): Adjust.
18563 (scalarize_walk_gimple_modify_statement): Likewise.
18564 (build_element_name_1): Handle BIT_FIELD_REFs.
18565 (instantiate_element): Don't warn for any element whose parent
18566 is used as a whole.
18567 (instantiate_missing_elements_1): Return the sra_elt.
18568 (canon_type_for_field): New.
18569 (try_instantiate_multiple_fields): New.
18570 (instantiate_missing_elemnts): Use them.
18571 (mark_no_warning): Removed.
18572 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18573 (REPLDUP, sra_build_elt_assignment): New.
18574 (generate_copy_inout): Use them.
18575 (generate_element_copy): Likewise. Handle bitfld differences.
18576 (generate_element_zero): Don't recurse for blocks. Use
18577 sra_build_elt_assignment.
18578 (generate_one_element_int): Take elt instead of var. Use
18579 sra_build_elt_assignment.
18580 (generate_element_init_1): Adjust.
18581 (scalarize_use, scalarize_copy): Use REPLDUP.
18582 (scalarize_ldst): Move assert before dereference.
18583 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18585 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18587 * regmove.c: Fix unused variable warnings due to previous commit.
18589 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18591 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18592 (regmove_bb_head): Remove.
18593 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18594 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18595 problems with fixup_match_1.
18596 Don't initialize/free regmove_bb_head.
18598 (reg_is_remote_constant_p): If an insn is in the same basic block
18599 but not before INSN, consider it remote, too.
18601 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18604 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18605 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18607 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18609 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18610 (CONDITIONAL_REGISTER_USAGE): Likewise.
18612 2007-04-04 Richard Henderson <rth@redhat.com>
18614 * config/alpha/lib1funcs.asm: Remove unused file.
18616 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18619 * opts.c (print_specific_help): Fix --help=<language>
18621 (common_handle_option): Support --help=common.
18623 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18626 * gcc.c (main): Do not run the linker if
18627 print_subprocess_help indicates that it shouldn't be
18630 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18633 * doc/invoke.texi (--help=): Document <languages> value, fix
18634 formatting in tables of values.
18636 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18638 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18639 dllimport attribute of virtual methods.
18641 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18643 * config/score/crti.asm: Change _bss_start to __bss_start.
18644 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18645 (OUTGOING_REG_PARM_STACK_SPACE) update.
18646 * config/score/score.opt: add options to make backend support
18647 score5, score5u, score7 and score7d.
18648 * config/score/score.md: Likewise.
18649 * config/score/misc.md: Likewise.
18650 * config/score/mac.md: Likewise.
18651 * doc/invoke.texi: Likewise.
18652 * doc/md.texi: update constraints define.
18654 2007-04-03 Richard Henderson <rth@redhat.com>
18656 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18657 an appropriate type, use the mode instead.
18659 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18661 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18662 Set the default --with-arch setting to mips2.
18663 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18664 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18665 (MULTILIB_OSDIRNAMES): Delete.
18666 (MULTILIB_DIRNAMES): Define.
18667 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18668 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18669 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18670 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18671 VXWORKS_OS_CPP_BUILTINS.
18672 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18673 (MIPS_DEBUGGING_INFO): Undefine.
18674 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18676 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18678 PR middle-end/30704
18679 * fold-const.c (native_encode_real): Encode real.c provided longs
18680 as a series of 32-bit native integers.
18681 (native_interpret_real): Interpret buffer as a series of 32-bit
18684 2007-04-03 Richard Guenther <rguenther@suse.de>
18686 * genpreds.c (write_insn_constraint_len): Write function
18687 optimized for CONSTRAINT_LEN implementation.
18688 (write_tm_preds_h): Output insn_constraint_len inline and
18689 use it for CONSTRAINT_LEN.
18690 (write_insn_preds_c): Don't output insn_constraint_len.
18691 * doc/md.texi (define_register_constraint): Document multi-letter
18692 constraints shall have the same length if they start with the same
18695 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18698 * config/i386/i386.md (isinf<mode>2): Expand only when
18699 TARGET_C99_FUNCTIONS is set.
18701 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18703 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
18704 (x86_64-*-linux*): Ditto.
18705 * config/i386/i386.opt (mpc): New option.
18706 * config/i386/i386.c (overrride_options): Handle
18707 ix87_precision_string.
18708 * config/i386/crtprec.c: New file.
18709 * config/i386/t-crtpc: Ditto.
18710 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
18711 and -mpc80 options.
18712 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
18713 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
18714 crtprec32.o, crtprec64.o and crtprec80.o.
18716 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
18717 and -mpc80 options.
18718 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
18720 2007-04-02 Eric Christopher <echristo@apple.com>
18722 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
18723 limitations on darwin.
18725 2007-04-02 Anatoly Sokolov <aesok@post.ru>
18728 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
18730 2007-04-02 Dave Korn <dave.korn@artimi.com>
18732 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
18734 2007-04-02 Dave Korn <dave.korn@artimi.com>
18736 * libgcc2.h (exception_descriptor): Don't forward-declare.
18737 (__get_eh_table_language, __get_eh_table_version): Delete
18738 prototypes of long-dead functions.
18740 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
18742 * ebitmap.h: New file
18743 * ebitmap.c: New file
18744 * Makefile.in (ebitmap.o): New target.
18746 2007-04-01 Jan Hubicka <jh@suse.cz>
18748 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
18749 before very first instruction.
18751 2007-04-01 Jan Hubicka <jh@suse.cz>
18753 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
18754 waring on 64bit hosts.
18755 * bitmap.h: Fix typo in bitmap_head_def.
18757 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
18759 PR rtl-optimization/31391
18760 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
18761 into a DELETED_LABEL note, and the label is in an empty basic
18762 block, update BB_END as well as BB_HEAD.
18764 2007-04-01 Richard Henderson <rth@redhat.com>
18766 PR tree-optimization/31169
18767 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
18768 to varying if the range is outside [0, prec-1].
18770 2007-04-01 Richard Sandiford <richard@codesourcery.com>
18773 * config/mips/mips.md (load_const_gp): New insn.
18774 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
18775 the MIPS16 GP pseudo register if no_new_pseudos.
18776 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
18778 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18781 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
18783 (call_value): Likewise.
18785 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
18786 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18789 * doc/invoke.texi: (optimization options): Reword description
18790 of -ffast-math. Document its primary purpose.
18792 2007-03-31 Richard Guenther <rguenther@suse.de>
18794 * omp-low.c (splay-tree.h): Include.
18795 (lookup_decl): Replace splay-tree usage by pointer-map.
18796 (maybe_lookup_decl): Likewise.
18797 (new_omp_context): Likewise.
18798 (delete_omp_context): Likewise.
18799 * gimplify.c (splay-tree.h): Include.
18800 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
18802 (remap_ssa_name): Likewise.
18803 (remap_decl): Likewise.
18804 (remap_type_1): Likewise.
18805 (remap_type): Likewise.
18806 (copy_body_r): Likewise.
18807 (expand_call_inline): Likewise.
18808 (clone_body): Likewise.
18809 (copy_tree_r): Likewise.
18810 (remap_save_expr): Likewise.
18811 (unsave_r): Likewise.
18812 (unsave_expr_now): Likewise.
18813 (tree_function_versioning): Likewise.
18814 (build_duplicate_type): Likewise.
18815 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
18816 (struct copy_body_data): Replace splay-tree by pointer-map.
18817 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
18818 not $(SPLAY_TREE_H).
18819 (gimplify.o): Depend on $(SPLAY_TREE_H).
18820 (omp-low.p): Likewise.
18822 2007-03-31 Anatoly Sokolov <aesok@post.ru>
18824 * config/avr/predicates.md (even_register_operand,
18825 odd_register_operand): New predicates.
18826 * config/avr/avr.md (movw peephole2): New.
18827 (movw_r peephole2): New.
18829 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
18831 * tree.h (get_signed_or_unsigned_type): New.
18832 * fold-const.c (operand_equal_for_comparison_p): Use
18833 get_signed_or_unsigned_type instead of
18834 lang_hooks.types.signed_or_unsigned_type.
18835 * expr.c (store_expr): Ditto.
18836 * langhooks.c (get_signed_or_unsigned_type): New.
18837 (lhd_signed_or_unsigned_type): New.
18838 * langhooks.h (lhd_signed_or_unsigned_type): New.
18839 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
18841 2007-03-30 Richard Henderson <rth@redhat.com>
18843 * tree-ssa-loop-ivopts.c: Include target.h.
18844 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
18845 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
18846 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
18847 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
18849 2007-03-30 Richard Henderson <rth@redhat.com>
18850 Kai Tietz <kai.tietz@onevision.com>
18852 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
18853 default for 64-bit.
18854 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
18855 (TARGET_64BIT_MS_ABI): New.
18856 (DBX_REGISTER_NUMBER): Handle 64-bit.
18857 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
18858 (LONG_TYPE_SIZE): Force to 32.
18859 (REG_PARM_STACK_SPACE): New.
18860 (OUTGOING_REG_PARM_STACK_SPACE): New.
18861 (REGPARM_MAX, SSE_REGPARM_MAX): New.
18862 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18863 (STACK_BOUNDARY): Use 128 for 64-bit.
18864 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
18865 Add 64-bit implementation.
18866 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
18868 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
18869 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
18870 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
18871 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
18872 (ix86_handle_cconv_attribute): Don't warn when ignoring if
18873 TARGET_64BIT_MS_ABI.
18874 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
18875 (ix86_pass_by_reference): Likewise.
18876 (ix86_function_value_regno_p): Likewise.
18877 (ix86_build_builtin_va_list): Likewise.
18878 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
18879 (function_arg_advance_ms_64): New.
18880 (function_arg_advance): Call it.
18881 (function_arg_ms_64): New.
18882 (function_arg): Call it.
18883 (function_value_ms_64): New.
18884 (ix86_function_value_1): Call it.
18885 (return_in_memory_ms_64): New.
18886 (ix86_return_in_memory): Call it.
18887 (setup_incoming_varargs_ms_64): New.
18888 (ix86_setup_incoming_varargs): Call it.
18889 (ix86_expand_prologue): Handle 64-bit stack probing.
18890 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
18891 (output_pic_addr_const): Likewise.
18892 (x86_this_parameter): Likewise.
18893 (x86_output_mi_thunk): Likewise.
18894 (x86_function_profiler): Likewise.
18895 (TARGET_STRICT_ARGUMENT_NAMING): New.
18896 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
18897 (TARGET_64BIT_MS_ABI): New.
18898 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
18899 * config/i386/i386.md (allocate_stack_worker): Remove.
18900 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
18901 describe the clobber of eax without a match_scratch.
18902 (allocate_stack_worker_postreload): Remove.
18903 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
18904 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
18905 (allocate_stack_worker_rex64_postreload): Remove.
18906 (allocate_stack): Handle 64-bit.
18907 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
18908 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
18909 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
18910 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
18911 (STANDARD_STARTFILE_PREFIX_1): Likewise.
18912 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
18913 * config.build (x86_64-*-mingw*): New host.
18914 * config.host (x86_64-*-mingw*): New host.
18915 * config.gcc (x86_64-*-mingw*): New target.
18916 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
18918 2007-03-30 Richard Henderson <rth@redhat.com>
18919 Kai Tietz <kai.tietz@onevision.com>
18921 * c-pragma.c (struct def_pragma_macro_value): New.
18922 (struct def_pragma_macro): New.
18923 (pushed_macro_table): New.
18924 (dpm_hash, dpm_eq): New.
18925 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
18926 (init_pragma): Install them.
18927 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18929 2007-03-30 Anatoly Sokolov <aesok@post.ru>
18931 * config/avr/avr.c (avr_override_options): Clear
18932 'flag_delete_null_pointer_checks'.
18934 2007-03-30 Paolo Carlini <pcarlini@suse.de>
18937 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
18938 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
18939 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
18940 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
18941 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
18942 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
18943 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
18945 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
18947 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
18949 * regmove.c: Move all of pass_stack_adjustments from here...
18950 * combine-stack-adj.c: ...to this new file.
18951 * Makefile.in: Add rules for combine-stack-adj.o.
18953 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
18955 PR tree-optimization/31383
18956 * tree-data-ref.c (affine_function_equal_p): Do not require the
18957 vectors to have the same length.
18959 2007-03-30 Jan Hubicka <jh@suse.cz>
18961 PR middle-end/30700
18962 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
18963 availablility; add more sanity checking; ask varpool only about
18966 2007-03-29 Richard Henderson <rth@redhat.com>
18968 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
18969 to decide, but __SIZEOF_LONG_LONG__.
18971 2007-03-29 Richard Henderson <rth@redhat.com>
18973 * emutls.c (struct __emutls_array): New.
18974 (emutls_destroy): Use it instead of casting element 0 from void*.
18975 (__emutls_get_address): Likewise.
18977 2007-03-29 Richard Henderson <rth@redhat.com>
18979 * varasm.c (initializer_constant_valid_p): Don't deny
18980 DECL_DLLIMPORT_P on functions.
18982 * config/i386/cygming.h: Remove function declarations.
18983 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
18984 (ASM_OUTPUT_LABELREF): Remove.
18985 (COMMON_ASM_OP): Remove.
18986 (ASM_OUTPUT_COMMON): Remove.
18987 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
18988 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
18989 (ASM_DECLARE_FUNCTION_NAME): Likewise.
18990 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
18991 Rename from TARGET_ENCODE_SECTION_INFO.
18992 * config/i386/netware.h: Likewise.
18993 * config/i386/i386-protos.h: Update.
18994 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
18995 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
18996 (legitimate_constant_p): Reject dllimports.
18997 (dllimport_map, get_dllimport_decl): New.
18998 (legitimize_dllimport_symbol): New.
18999 (legitimize_address, ix86_expand_move): Use it.
19000 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19001 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19002 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19003 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19004 * config/i386/predicates.md (constant_call_address_operand): Only
19005 accept symbols; reject dllimport_p symbols.
19006 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19007 i386_pe_maybe_record_exported_symbol.
19008 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19009 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19010 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19011 trust the setting of DECL_DLLIMPORT_P.
19012 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19013 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19014 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19015 tidy the argument scanning loop.
19016 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19017 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19018 (i386_pe_strip_name_encoding): Remove.
19019 (i386_pe_binds_local_p): New.
19020 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19021 (i386_pe_output_labelref): Remove.
19022 (i386_pe_asm_output_aligned_decl_common): New.
19023 (i386_pe_maybe_record_exported_symbol): Rename from
19024 i386_pe_record_exported_symbol; check for dllexported symbols.
19026 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19028 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19029 add comment explaining why vsnprintf cannot be used.
19031 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19033 PR tree-optimization/30666
19034 * tree.c (build_complex_type): When creating type names for DWARF2
19035 debug info, create TYPE_DECLs for TYPE_NAME instead of
19037 (build_common_tree_nodes_2): Use build_complex_type when building
19038 predefined complex types, to preserve canonical types.
19040 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19042 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19043 (noce_get_alt_condition): Look at it to determine whether to
19044 reverse the condition or not.
19045 (noce_get_condition): Substitute the truth for lies.
19046 (noce_find_if_block): Set the then_else_reversed field.
19048 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19050 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19051 destination of this insn.
19052 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19053 than calling gen_rtx_SET directly. Use r0 to hold the value of
19054 'address + 4' rather than a stack based temporary which can be
19055 mis-optimized away.
19057 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19059 * config/s390/s390.c (s390_secondary_input_reload_class,
19060 s390_secondary_output_reload_class): Functions removed.
19061 (s390_secondary_reload): New function.
19062 (TARGET_SECONDARY_RELOAD): Target macro defined.
19063 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19064 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19065 * config/s390/s390.md ("reload_outti", "reload_outdi",
19066 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19067 "reload_out<mode>"): Expanders removed.
19068 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19069 "reload<mode>_nonoffmem_out"): Expanders added.
19071 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19073 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19074 action if SRC->DEST replacement failed anyway.
19076 2007-03-28 Mike Stump <mrs@apple.com>
19078 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19079 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19080 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19082 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19084 * config.gcc: Accept barcelona as a variant of amdfam10.
19085 * config/i386/i386.c (override_options): Likewise.
19086 * doc/invoke.texi: Likewise.
19088 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19090 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19091 offsets for BIT_FIELD_REF and COMPONENT_REF.
19093 2007-03-28 Richard Guenther <rguenther@suse.de>
19095 * tree.c (is_global_var): Move ...
19096 * tree-flow-inline.h (is_global_var): ... here.
19097 * tree.h (is_global_var): Remove declaration.
19099 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19101 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19103 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19104 * config/i386/i386.c (ix86_tune_features): Initialize new
19106 * config/i386/predicates.md (promotable_binary_operator): Use
19107 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19109 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19112 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19114 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19116 * config/fr30/fr30.md (movsi_internal): Change destination
19117 constraint from m to V and add m to the end.
19119 2007-03-28 Christian Bruel <christian.bruel@st.com>
19121 * config/sh/sh.md (movsi_i): Fix type attribute.
19123 2007-03-28 Christian Bruel <christian.bruel@st.com>
19125 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19126 (movsf_ie): Likewise.
19128 2007-03-28 Christian Bruel <christian.bruel@st.com>
19130 * config.gcc: Add sh4-300 to multilib.
19131 * config/sh/t-mlib-sh4-300: New file.
19133 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19135 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19136 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19137 fix_trunc<mode>di2.
19138 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19139 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19140 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19141 "fixuns_trunctddi2"): Whitespace fix.
19143 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19145 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19146 the definition of struct sh_args.
19147 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19148 CALL_COOKIE_INT_REG_GET): Likewise.
19150 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19152 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19153 transformations are applied successfully.
19155 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19157 * tree.c (tree_contains_struct): Permit 512 tree codes.
19158 * tree.h (tree_contains_struct): Ditto.
19159 (MAX_TREE_CODES): Ditto.
19160 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19161 SPARE member to store remaining padding bits.
19163 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19165 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19168 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19170 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19171 * configure: Regenerate.
19173 * configure: Regenerate using the correct version of autoconf.
19175 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19177 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19179 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19180 regs to "__SP_L__" and "__SP_H__".
19182 2007-03-27 Richard Guenther <rguenther@suse.de>
19184 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19185 computations with it with a HOST_WIDE_INT variable.
19187 2007-03-26 Mike Stump <mrs@apple.com>
19189 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19190 objective-c-header, objective-c++-header and objc++-cpp-output
19192 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19194 2007-03-26 Richard Henderson <rth@redhat.com>
19197 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19198 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19199 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19200 IX86_BUILTIN_PSRLQ128): New.
19201 (ix86_init_mmx_sse_builtins): Add them.
19202 (ix86_expand_builtin): Expand them.
19203 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19204 operand 2 be TImode.
19205 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19206 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19207 _mm_srli_epi64): Mark __B const.
19208 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19209 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19210 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19211 new two-vector shift builtins.
19213 2007-03-26 Ian Lance Taylor <iant@google.com>
19215 PR tree-optimization/31345
19216 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19217 [+INF, +INF(OVF)] into VARYING.
19219 2007-03-26 Zack Weinberg <zackw@panix.com>
19221 * gengtype-parse.c: New file.
19222 * gengtype-yacc.y: Delete.
19223 * gengtype-lex.l: Don't include gengtype-yacc.h.
19224 Define YY_DECL and yyterminate appropriately for recursive
19225 descent parser. yylval is now a string out-parameter to yylex.
19226 (HWS, EOID): New shorthand.
19227 (IWORD): Add a couple more types.
19228 (yylex): Add a setup stanza. Remove the complex rules for
19229 detecting GTY'ed types and typedefs; replace with simple
19230 keyword detectors. Adjust everything for the changed
19231 definition of yylval. Ignore all pp-directives, not just #define.
19233 (parse_file): Rename yybegin; do not call yyparse.
19235 * gengtype.c (xasprintf): Export again.
19236 (this_file): New. Use everywhere __FILE__ was being used.
19237 (get_lang_bitmap): Special case types defined in gengtype.c.
19238 (do_typedef, new_structure): Suppress definition of certain types.
19239 (new_structure): Improve diagnostics of duplicate definitions.
19240 Make sure location_s is associated with input.h.
19241 (nreverse_pairs, define_location_structures): New functions.
19242 (main): Improve tagging of kludge types. Remove old kludges
19243 for input.h types; use define_location_structures.
19244 * gengtype.h: Update prototypes. Define token codes here.
19245 * Makefile.in: Remove all references to gengtype-yacc.
19246 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19248 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19249 add GTY((skip)) to the field that's only conditionally there.
19250 * doc/install.texi: Document that Bison is no longer required
19251 unless building treelang.
19253 * gengtype.c: Don't include gtyp-gen.h.
19254 (srcdir): Declare here.
19255 (base_files, lang_dir_names): Allocate dynamically.
19256 (gt_files, num_gt_files, num_lang_dirs): New globals.
19257 (measure_input_list, read_input_line, read_input_list)
19258 (set_lang_bitmap): New functions.
19259 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19260 simplify, relying on read_input_list to set up the bitmaps.
19261 (main): Arguments are no longer unused. Check for correct number
19262 of command line arguments, set srcdir and srcdir_len, then call
19263 read_input_list, before doing anything else. No need to worry
19264 about duplicates in main loop.
19265 * configure.ac: Simplify the calculation of all_gtfiles.
19266 Put language tags in there. Don't set or substitute
19267 all_gtfiles_files_langs or all_gtfiles_files_frags.
19268 * Makefile.in: Revamp the way gengtype is invoked, now that it
19269 takes a file on its command line with a much simpler format.
19270 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19271 (GTFILES): Remove duplicates and C source files.
19272 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19273 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19274 * configure: Regenerate.
19276 * gengtype.h: Remove all type definitions to gengtype.c; leave
19277 only definitions of options_p, type_p, and pair_p as opaque
19278 pointers. Update prototypes.
19279 * gengtype.c: Many type definitions moved here from gengtype.h.
19280 Consolidate type definitions at the top of the file.
19281 (xvasprintf): Delete.
19282 (xasprintf): Make static.
19283 (create_nested_pointer_option): Add 'next' parameter.
19284 (create_field_all, create_field_at): New functions.
19285 (create_field): Now a thin wrapper around create_field_all.
19286 (create_optional_field): Rename create_optional_field_ and add
19287 line argument. Original name is now a macro which supplies
19289 (oprintf): Use vsnprintf directly.
19290 (close_output_files): Use fatal rather than perror/exit.
19291 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19292 (main): Set progname. Don't use exit.
19293 * gengtype-yacc.y (struct_fields): Use create_field_at.
19294 (option, optionseqopt): Delete.
19295 (optionseq): Consolidate productions from option here so we
19296 can use the first argument to create_option.
19298 * gengtype-lex.l: Distinguish unions from structures in the
19299 token type. Don't call find_structure; return the tag as a string.
19300 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19301 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19302 string. Reorganize typedef_struct production accordingly.
19303 Use create_nested_ptr_option.
19304 * gengtype.c (create_nested_ptr_option): New function.
19305 * gengtype.h: Declare it.
19307 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19308 (string_type): Don't declare.
19309 (do_scalar_typedef): Declare.
19310 (create_scalar_type): Update prototype.
19311 * gengtype.c (string_type): Make static.
19312 (scalar_nonchar, scalar_char): New.
19313 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19314 (resolve_typedef): Use scalar_nonchar for error recovery.
19315 (create_scalar_type): Remove name_len field. Return scalar_char
19316 or scalar_nonchar as appropriate.
19317 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19318 to use string_type.
19319 (throughout): Use scalar_nonchar instead of calling
19320 create_scalar_type, whenever possible.
19321 (main): Initialize scalar_char and scalar_nonchar before calling
19323 * gengtype-lex.l: Adjust for removal of second argument to
19324 create_scalar_type. Use yylval.s instead of yylval.t when
19326 * gengtype-yacc.y: Type of SCALAR is string. Call
19327 create_scalar_type from type:SCALAR rule. Adjust for removal of
19328 second argument to create_scalar_type.
19330 * vec.h: Remove all #if IN_GENGTYPE blocks.
19331 Add comment saying that changes may require adjustments to gengtype.
19332 * gengtype.c: Don't include coretypes.h or tm.h.
19333 Add comment to inclusion of errors.h.
19334 (note_def_vec, note_def_vec_alloc): New functions.
19335 * gengtype.h: Declare new functions.
19336 * gengtype-lex.l: Don't include coretypes.h.
19337 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19339 (update_lineno): Remove unnecessary prototype.
19340 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19341 (VEC rule): Just return VEC_TOKEN.
19342 * gengtype-yacc.y (VEC_TOKEN): New token type.
19343 (type): Add a production for VEC(a,b).
19344 * Makefile.in: Update dependencies.
19346 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19347 typedefs that use the old PARAMS macro.
19349 * gengtype-lex.l: Remove all rules and states relating to yacc
19351 * gengtype-yacc.y: Similarly.
19352 * gengtype.c (note_yacc_type): Delete function.
19353 * gengtype.h: Update prototypes.
19355 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19357 * tree-pretty-print.c (dump_generic_node): Report precision of
19358 unnamed integer types.
19360 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19362 * ifcvt.c (noce_try_store_flag_constants): Don't check
19363 no_new_pseudos here.
19364 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19365 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19366 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19367 noce_try_sign_mask): Likewise.
19368 (if_convert): Check no_new_pseudos here.
19370 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19372 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19373 (noce_get_condition): Handle new then_else_reversed argument.
19374 (noce_init_if_info): Remove, fold into noce_find_if_block.
19375 (noce_process_if_block): Take a struct noce_if_info as the
19376 argument. Don't set up one based on ce_if_info. Update pointer
19377 references accordingly.
19378 (cond_move_process_if_block): Likewise.
19379 (process_if_block): Removed.
19380 (find_if_block): Removed. Move functionality two new functions,
19381 noce_find_if_block and cond_exec_find_if_block.
19382 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19383 blocks and the symmetric IF-ELSE-JOIN case.
19384 (cond_exec_find_if_block): Also new function mostly based on old
19385 find_if_block and process_if_block.
19386 (find_if_header): Replace find_if_block call with separately
19387 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19388 (find_cond_trap): Update noce_get_condition call.
19389 (dead_or_predicable): Likewise.
19391 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19393 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19395 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19396 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19397 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19398 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19399 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19400 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19401 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19402 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19403 __builtin_ia32_psrad128 builtins.
19405 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19407 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19408 * config/i386/constraints.md
19409 (define_constraint "I"): Use IN_RANGE macro.
19410 (define_constraint "J"): Ditto.
19411 (define_constraint "K"): Ditto.
19412 (define_constraint "M"): Ditto.
19413 (define_constraint "N"): Ditto.
19414 (define_constraint "O"): Ditto.
19415 * config/i386/predicates.md
19416 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19417 (define_predicate "const_0_to_3_operand"): Ditto.
19418 (define_predicate "const_0_to_7_operand"): Ditto.
19419 (define_predicate "const_0_to_15_operand"): Ditto.
19420 (define_predicate "const_0_to_63_operand"): Ditto.
19421 (define_predicate "const_0_to_255_operand"): Ditto.
19422 (define_predicate "const_1_to_31_operand"): Ditto.
19423 (define_predicate "const_2_to_3_operand"): Ditto.
19424 (define_predicate "const_4_to_7_operand"): Ditto.
19426 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19428 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19429 in SImode for save_world.
19430 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19433 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19435 PR tree-optimization/30784
19436 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19439 2007-03-25 Revital Eres <eres@il.ibm.com>
19441 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19442 Fold movement_possibility function into it.
19444 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19446 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19447 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19448 (call_indirect_nonlocal_darwin64): Same.
19449 (call_nonlocal_darwin64): Same.
19450 (call_value_indirect_nonlocal_darwin64): Same.
19451 (call_value_nonlocal_darwin64): Same.
19452 (sibcall_nonlocal_darwin64): Same.
19453 (sibcall_value_nonlocal_darwin64): Same.
19454 (sibcall_symbolic_64): Same.
19455 (sibcall_value_symbolic_64): Same.
19456 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19458 (rs6000_emit_load_toc_table): Same.
19459 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19460 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19462 (divss_call): Same.
19463 (divus_call): Same.
19464 (quoss_call): Same.
19465 (quous_call): Same.
19466 (load_toc_v4_pic_si): Same
19467 (load_toc_v4_PIC_1): Same.
19468 (load_toc_v4_PIC_1b): Same.
19469 (call_indirect_aix{32,64}): Same.
19470 (call_value_indirect_aix{32,64}): Same.
19472 (call_value): Same.
19473 (call_local{32,64}): Same.
19474 (call_value_local{32,64}): Same.
19475 (call_indirect_nonlocal_aix{32,64}): Same.
19476 (call_nonlocal_aix{32,64}): Same.
19477 (call_value_indirect_nonlocal_aix{32,64}): Same.
19478 (call_value_nonlocal_aix{32,64}): Same.
19479 (call_indirect_nonlocal_sysv<mode>): Same.
19480 (call_nonlocal_sysv<mode>): Same.
19481 (call_value_indirect_nonlocal_sysv<mode>): Same.
19482 (call_value_nonlocal_sysv<mode>): Same.
19484 (sibcall_local{32,64}): Same.
19485 (sibcall_value_local{32,64}): Same.
19486 (sibcall_nonlocal_aix{32,64}): Same.
19487 (sibcall_value_nonlocal_aix{32,64}): Same.
19488 (sibcall_nonlocal_sysv<mode>): Same.
19489 (sibcall_value): Same.
19490 (sibcall_value_nonlocal_sysv<mode>): Same.
19492 2007-03-24 Paul Brook <paul@codesourcery.com>
19494 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19495 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19497 2007-03-24 Richard Henderson <rth@redhat.com>
19499 * config/ia64/constraints.md: New file.
19500 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19501 satisfies_constraint_?.
19502 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19503 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19504 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19505 ia64_output_mi_thunk): Likewise.
19506 (ia64_const_ok_for_letter_p): Remove.
19507 (ia64_const_double_ok_for_letter_p): Remove.
19508 (ia64_extra_constraint): Remove.
19509 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19510 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19511 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19512 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19513 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19514 EXTRA_MEMORY_CONSTRAINT): Remove.
19515 * config/ia64/ia64.md: Include constriants.md. Replace
19516 CONST_OK_FOR_? with satisfies_constraint_?.
19518 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19519 H.J. Lu <hongjiu.lu@intel.com>
19521 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19523 (name macros): Use DPD_BID_NAME to convert names properly.
19525 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19526 decimal floating point format.
19527 (init_floating_libfuncs): Change decimal functions so that they
19528 have a "bid_" prefix if the decimal system uses the BID format,
19529 and "dpd_" prefix if the decimal system uses the DPD format.
19530 (init_interclass_conv_libfuncs): Ditto.
19531 (init_intraclass_conv_libfuncs): Ditto.
19533 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19534 using the BID format.
19536 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19537 whether we are using the BID decimal format.
19538 * configure: Regenerate.
19540 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19541 the compiler has decimal floating point enabled. Define
19542 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19545 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19546 using the BID format.
19548 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19549 whether we are using the BID decimal format.
19550 * configure: Regenerate.
19552 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19553 the compiler has decimal floating point enabled. Define
19554 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19557 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19558 options, and that it is enabled for i386/x86_64 systems.
19560 * Makefile.in (enable_decimal_float): New.
19562 (DECNUMINC): Add -I$(DECNUMFMT).
19563 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19564 to $(DECNUMFMT) from $(DECNUM).
19566 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19567 Substitute enable_decimal_float.
19568 * configure: Regenerated.
19571 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19574 * configure.ac: Enable decimal float for x86_64-*-linux*.
19575 * configure: Regenerated.
19578 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19579 decimal128ClearSign to flip and clear the sign bit in decimal128.
19580 (decimal_real_maxval): Set decimal128SetSign to set the sign
19583 2007-03-23 Ian Lance Taylor <iant@google.com>
19585 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19587 2007-03-23 Ian Lance Taylor <iant@google.com>
19589 * tree-dump.c (dump_files): Correct comment.
19591 2007-03-23 Ian Lance Taylor <iant@google.com>
19593 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19595 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19597 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19598 in cfglayout mode. Don't go into and out of cfglayout mode.
19599 Link the blocks in the order of the constructed traces.
19600 (rest_of_handle_tracer): Adjust call to tracer.
19601 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19602 Don't go into cfglayout mode.
19603 (rtl_loop_done): Don't go out of cfglayout mode.
19604 * cfglayout.c (relink_block_chain): New function, split out from...
19605 (fixup_reorder_chain): ...here. Remove redundant checking.
19606 (cfg_layout_finalize): Don't clear the header, footer, and aux
19607 fields here, move the code to do so to relink_block_chain. Likewise
19608 for free_original_copy_tables.
19609 * rtl.h (tracer): Update prototype.
19610 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19611 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19612 mode. Use relink_block_chain to serialize the CFG according to the
19613 new basic block order. Move targetm.cannot_modify_jumps_p check from
19615 (gate_handle_reorder_blocks): ...to here.
19616 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19618 (gate_duplicate_computed_gotos): ...to here.
19619 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19620 something always changes when going into and out of cfglayout mode.
19621 Perform an expensive cfg cleanup while going into cfglayout mode.
19622 Always update liveness information on HAVE_conditional_execution
19623 targets. Reserialize the basic blocks and go out of cfglayout mode.
19624 * reg-stack.c: Include cfglayout.h.
19625 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19626 the call to reorder_basic_blocks.
19627 * basic-block.h (reorder_basic_blocks): Update prototype.
19628 (relink_block_chain): New prototype.
19629 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19631 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19633 * config/mips/mips.md (type, hazard, *movdi_32bit,
19634 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19635 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19636 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19637 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19638 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19640 (movcc): Change first xfer to multi.
19641 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19642 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19643 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19644 config/mips/generic.md: Change reservations using "xfer" to use
19646 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19647 using match_operand.
19648 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19649 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19651 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19653 2007-03-22 Richard Henderson <rth@redhat.com>
19655 * config/i386/i386.c: Remove unnecessary function declarations.
19656 Move targetm definition, and all related macros, to the end of
19657 the file. Resort some functions to put definitions before uses.
19658 (ix86_attribute_table): Make static. Move to end of file.
19659 (ix86_gimplify_va_arg): Make static.
19661 2007-03-22 Richard Henderson <rth@redhat.com>
19663 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19664 don't increase local_regparm with force_align_arg_pointer check.
19665 (ix86_function_sseregparm): Assert 32-bit.
19666 (type_has_variadic_args_p): New.
19667 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19668 type_has_variadic_args_p.
19669 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19670 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19671 use memset instead. Do maybe_vaarg check first; skip attribute
19672 tests if true; skip attribute tests for 64-bit.
19673 (construct_container): Remove TARGET_DEBUG_ARG.
19674 (function_arg_advance_32, function_arg_advance_64): Split out ...
19675 (function_arg_advance): ... from here.
19676 (function_arg_32, function_arg_64): Split out ...
19677 (function_arg): ... from here.
19678 (ix86_pass_by_reference): Tidy.
19679 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19680 (function_value_32): New, from parts of ix86_function_value
19681 and ix86_value_regno.
19682 (function_value_64): New, from parts of ix86_function_value
19683 and ix86_libcall_value.
19684 (ix86_function_value_1): New.
19685 (ix86_function_value, ix86_libcall_value): Use it.
19686 (return_in_memory_32, return_in_memory_64): Split out ...
19687 (ix86_return_in_memory): ... from here.
19688 (ix86_struct_value_rtx): Skip for 64-bit.
19689 (ix86_libcall_value, ix86_value_regno): Remove.
19690 (setup_incoming_varargs_64): Split out ...
19691 (ix86_setup_incoming_varargs): ... from here.
19692 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19693 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19694 * config/i386/i386-protos.h (ix86_function_value): Remove.
19695 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
19697 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19700 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
19701 infinities not supported, otherwise emit warning if -Woverflow. On
19702 underflow, emit warning if -Woverflow.
19703 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
19705 * real.h (real_from_string): Update declaration
19707 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
19708 Richard Henderson <rth@redhat.com>
19710 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
19711 * calls.c (compute_argument_block_size, expand_call,
19712 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
19713 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
19714 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
19715 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
19716 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
19717 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
19718 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
19719 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
19722 2007-03-22 Joseph Myers <joseph@codesourcery.com>
19724 * c-incpath.c (add_sysroot_to_chain): New.
19725 (merge_include_chains): Add sysroot argument. Call
19726 add_sysroot_to_chain if sysrooted.
19727 (register_include_chains): Update call to merge_include_chains.
19728 * doc/cppopts.texi: Document use of '=' in include directory
19731 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
19733 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
19734 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
19735 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
19736 insn pattern using X87MODEF12 mode macro.
19738 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
19740 * regmove.c (regmove_optimize): Use reg_mentioned_p
19741 instead of reg_overlap_mentioned_p for DST.
19743 2007-03-21 Mike Stump <mrs@apple.com>
19745 * c.opt: Fixup for Objective-C/C++.
19747 2007-03-21 Steve Ellcey <sje@cup.hp.com>
19749 * explow.c (convert_memory_address): Fold memory reference when
19750 POINTERS_EXTEND_UNSIGNED < 0
19752 2007-03-21 Richard Henderson <rth@redhat.com>
19755 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
19756 * config/i386/mmintrin.h (__m64): Likewise.
19757 * config/i386/xmmintrin.h (__m128): Likewise.
19759 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19761 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
19762 (VXWORKS_OS_CPP_BUILTINS): Define.
19763 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
19764 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
19766 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19768 * rtl.h (constant_pool_reference_p): Delete.
19769 (find_constant_src): Declare.
19770 * rtlanal.c (find_constant_src): New function.
19771 * simplify-rtx.c (constant_pool_reference_p): Delete.
19772 * config/i386/i386.md: Use find_constant_src instead of
19773 constant_pool_reference_p/avoid_constant_pool_reference pairs.
19775 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19777 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
19778 * c-cppbuiltin.c (c_cpp_builtins): Define them.
19780 2007-03-20 Mark Mitchell <mark@codesourcery.com>
19782 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
19783 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
19784 (arm_elf_asm_constructor): Use it.
19785 (arm_elf_asm_destructor): New function.
19787 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
19789 * jump.c (mark_jump_label): Treat SEQUENCE specially.
19791 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
19793 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
19795 2007-03-19 Andrew Haley <aph@redhat.com>
19797 PR tree-optimization/31264
19798 * tree-vrp.c (register_edge_assert_for_1): Don't look though
19799 VIEW_CONVERT_EXPRs.
19801 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
19803 PR rtl-optimization/30907
19804 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
19805 (fwprop_init): Always call loop_optimizer_initialize.
19806 (fwprop_done): Always call loop_optimizer_finalize.
19807 (fwprop): We always have loop info now.
19808 (gate_fwprop_addr): Remove.
19809 (pass_fwprop_addr): Use gate_fwprop as gate.
19811 PR rtl-optimization/30841
19812 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
19813 df_chain_alloc): Call df_reorganize_refs unconditionally.
19814 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
19815 refs_organized to refs_organized_size.
19816 (df_ref_create_structure): Use refs_organized_size instead of
19817 bitmap_size if refs had been organized, and keep refs_organized_size
19819 * df.h (struct df_ref_info): Change refs_organized to
19820 refs_organized_size.
19821 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
19824 2007-03-19 Mark Mitchell <mark@codesourcery.com>
19826 * except.c (output_function_exception_table): Do not reference the
19827 EH personality routine for functions that do not require an
19830 2007-03-20 Jakub Jelinek <jakub@redhat.com>
19833 * c-typeck.c (convert_for_assignment): Call comptypes for
19834 RECORD_TYPE or UNION_TYPE.
19836 PR inline-asm/30505
19837 * reload1.c (reload): Do invalid ASM checking after
19838 cleanup_subreg_operands.
19840 2007-03-19 Jeff Law <law@redhat.com>
19842 * tree-cfg.c (find_taken_edge): Tighten conditions for
19843 optimizing computed gotos.
19845 2007-03-19 Michael Matz <matz@suse.de>
19847 * builtins.c (expand_builtin_sync_operation,
19848 expand_builtin_compare_and_swap,
19849 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
19852 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
19853 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
19856 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19858 * doc/tm.texi: Add brackets around the return type of
19859 TARGET_SECONDARY_RELOAD.
19861 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19862 Richard Guenther <rguenther@suse.de>
19864 PR tree-optimization/31254
19865 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19866 Use handled_component_p () where appropriate. Continue
19867 propagating into the rhs if we propagated into an INDIRECT_REF
19870 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19872 * config/s390/s390.md (op_type attribute): RRR instruction type added.
19873 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
19874 (xde, xdee): Mode attributes adjusted to support DFP modes.
19875 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
19876 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
19877 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
19878 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
19879 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
19880 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19881 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
19883 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
19884 "movsf"): Insn definitions removed.
19885 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
19886 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
19887 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
19889 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
19890 "reload_in<mode>", "reload_out<mode>"): Expander added.
19891 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
19894 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19896 * config/s390/s390.md: Only non-functional changes. Renamed
19897 FPR mode macro to BFP all over the file.
19899 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19901 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
19902 (op_type attribute): RRF instruction type added.
19903 (fT0): New mode attribute.
19904 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19905 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
19906 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
19907 instruction no secondary memory is needed when moving DFmode values
19908 between GPRs and FPRs.
19910 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19912 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
19913 inverted and documentation adjusted.
19914 ("mhard-dfp", "msoft-dfp"): New options.
19915 * config/s390/s390.c (s390_handle_arch_option): New architecture
19917 (override_options): Sanity checks for the new options added.
19918 * config.gcc: New architecture switch: z9-ec.
19919 * config/s390/s390.h (processor_flags): PF_DFP added.
19920 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
19921 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
19922 when the bit is NOT set so remove it from the defaults.
19924 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19926 * genemit.c (main): Print include statement for dfp.h.
19927 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
19930 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19932 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
19934 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
19937 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
19938 instead of PATTERN.
19940 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19942 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
19943 attr_length_call, output_call, output_indirect_call): Cleanup
19944 formatting of targetm calls.
19946 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19948 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
19950 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19952 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
19953 reservation, bypass and anti-bypass descriptions for these
19954 instructions. Update move patterns.
19955 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
19958 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
19960 * tree-vect-transform.c (get_initial_def_for_induction): Replace
19961 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
19962 (get_initial_def_for_reduction): Likewise.
19964 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
19966 Fix PR tree-optimization/29922
19967 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
19968 (get_representative): Removed.
19969 (value_dies_in_block_x): Update for rvuse removal.
19970 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
19971 (compute_antic_aux): Handle when PHI nodes appear in
19972 non-single-successors.
19973 (dump_bitmap_of_names): Removed.
19974 (compute_antic_safe): Renamed and removed rvuse calculation.
19975 Calculate only antic safe.
19976 (insert_into_preds_of_block): Remove assert.
19977 (execute_pre): Update for renamed functions.
19978 (defer_or_phi_translate_block): New function.
19980 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19982 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
19983 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
19985 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
19986 Follow spelling conventions.
19988 * tree-data-ref.h: Remove the prototype for analyze_array.
19990 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
19992 PR tree-optimization/31041
19993 * tree-vect-transform.c (get_initial_def_for_induction): Call
19994 force_gimple_operand.
19996 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
19998 * ipa-type-escape.c (look_for_casts) : Revert code to use
19999 handled_component_p due to ada test a-numaux.adb.
20001 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20003 * final.c (final_scan_insn): Alter the condition of a
20004 conditional trap if we have nonstandard CC.
20006 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20008 * configure.ac: Remove excess quoting from asm line 0 test.
20009 * configure: Rebuilt.
20011 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20013 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20014 * c-common.c (convert_and_check): Move warning logic to...
20015 (warnings_for_convert_and_check): ...here. Define.
20016 * c-common.h (warnings_for_convert_and_check): Declare.
20018 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20020 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20021 (output_call): Likewise.
20023 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20025 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20027 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20029 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20031 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20033 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20034 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20036 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20038 PR tree-optimization/31183
20039 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20040 Use double_int instead of unsigned int for representing access_strides.
20041 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20043 2007-03-16 Richard Guenther <rguenther@suse.de>
20045 PR tree-optimization/31146
20046 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20047 to allow recursion of forward_propagate_addr_expr.
20048 (forward_propagate_addr_into_variable_array_index): Likewise.
20049 (forward_propagate_addr_expr): Likewise.
20050 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20051 (forward_propagate_addr_expr_1): Recurse on simple copies
20052 instead of propagating into them. Do so for useless conversions
20054 (forward_propagate_addr_expr): Clean up unused statements after
20057 2007-03-16 Richard Guenther <rguenther@suse.de>
20059 * builtins.c (expand_builtin_cexpi): Use the right argument
20060 for the expansion via cexp.
20062 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20064 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20065 * configure: Rebuilt.
20067 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20070 * dwarf2out.c (force_type_die): Adjust comment.
20071 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20073 2007-03-15 DJ Delorie <dj@redhat.com>
20075 * config/frv/predicates.md (minmax_operator): Don't check operands
20078 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20080 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20081 Update constant estimates of number of iterations.
20082 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20083 argument renamed to "realistic".
20084 (compute_estimated_nb_iterations): Removed.
20085 (record_niter_bound): New function.
20086 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20087 call record_nonwrapping_iv with upper = false.
20088 (infer_loop_bounds_from_signedness): Pass upper argument to
20089 record_nonwrapping_iv.
20090 (estimate_numbers_of_iterations_loop): Do not call
20091 compute_estimated_nb_iterations. Record estimate based on profile
20092 information. Initialize the constant estimates of number of
20094 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20096 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20097 number of iterations is too small.
20098 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20099 (EST_NOT_AVAILABLE): Removed.
20100 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20101 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20104 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20106 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20107 Handle NE_EXPR guards.
20109 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20112 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20113 Set also -pedantic-errors by default for the preprocessor unless
20114 -fpermissive is given.
20116 2007-03-15 Richard Guenther <rguenther@suse.de>
20118 PR middle-end/29719
20119 PR middle-end/31161
20120 * builtins.c (expand_builtin_cexpi): As a fallback if we
20121 don't have builtins for sincos or cexp create a function
20122 declaration for cexp and expand to a call to that.
20123 (expand_builtin_int_roundingfn): Always fall
20124 back to floor/ceil and its variants even if they may be
20127 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20129 PR middle-end/31159
20130 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20131 jump tables, move the call to delete_dead_jumptables from here...
20132 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20133 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20134 don't allow merging of blocks that try_redirect_by_replacing_jump
20135 also does not handle when not optimizing.
20137 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20138 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20140 * config/i386/i386.md (x86_sahf_1): Correctly handle
20143 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20146 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20147 x86_64_general_operand as operand[2] predicate. Remove "iF"
20148 from operand constraints and use "e" constraint instead.
20149 (*subti3_1, *subti3_1 splitter): Ditto.
20150 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20151 operand[1] predicate.
20153 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20155 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20156 arrays, multiply the access strides by the size of the sub-array.
20157 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20159 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20161 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20162 the configured assembler supports the sahf mnemonic.
20163 * configure: Regenerate.
20164 * config.in: Regenerate.
20166 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20167 emit "sahf" or ".byte\t0x9e" as asm template.
20169 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20172 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20173 option to replace hard coded TARGET_xxx in md file.
20174 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20175 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20176 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20177 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20178 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20179 (X86_TUNE_NOT_VECTORMODE): Ditto.
20180 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20181 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20182 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20183 (TUNE_SLOW_IMUL_IMM8): Ditto.
20184 (TUNE_MOVE_M1_VIA_OR): Ditto.
20185 (TUNE_NOT_UNPAIRABLE): Ditto.
20186 (TUNE_NOT_VECTORMODE): Ditto.
20188 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20191 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20192 tuning options instead of hard coded TARGET_xxx.
20193 (fix ssemode peephole2's): Ditto.
20194 (imul peephole2's): Ditto.
20196 (movdi_or_rex64): Ditto.
20197 (move peephole2): Ditto.
20198 (not peephole2's): Ditto.
20200 2007-03-14 Dirk Mueller <dmueller@suse.de>
20202 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20203 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20204 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20206 * c-parser.c (c_parser_do_statement): Warn about empty body in
20207 do/while statement.
20208 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20209 * doc/invoke.texi (-Wempty-body): Update documentation.
20211 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20214 * c-common.h (warn_for_div_by_zero): Declare.
20215 * c-common.c (warn_for_div_by_zero): Define.
20216 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20219 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20221 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20222 to PREFIX and STANDARD_PREFIX.
20224 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20225 Phil Edwards <phil@codesourcery.com>
20227 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20228 (__gthread_once_t): Remove busy field for RTPs.
20229 (__GTHREAD_ONCE_INIT): Update accordingly.
20231 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20233 * doc/invoke.texi: Document VxWorks options.
20235 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20237 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20239 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20241 PR tree-optimization/30590
20242 * tree-nrv.c (tree_nrv): Check for the partial update of the
20245 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20247 * flags.h (flag_random_seed): Remove declaration, in favor of...
20248 * toplev.h (get_random_seed, set_random_seed): ... these.
20249 * tree.c (get_file_function_name): Use the former.
20250 * opts.c (common_handle_option): Use the latter.
20253 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20255 PR middle-end/31127
20256 * cse.c (cse_find_path): Do not bail out if a basic block that
20257 we already visited now becomes part of a path that starts at a
20258 different basic block. Just disallow this, to make sure we
20259 visit each basic block at most once.
20261 2007-03-13 Jan Hubicka <jh@suse.cz>
20263 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20264 attributes, when profile esitmate is present, calls with very low
20265 frequency are cold.
20267 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20269 PR tree-optimization/30730
20270 PR tree-optimization/26900
20271 * tree-ssa-loop-niter.c: Include gmp.h.
20272 (bounds): New type.
20273 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20274 split_to_var_and_offset, determine_value_range,
20275 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20276 bound_difference, bounds_add, bounds_negate,
20277 number_of_iterations_ne_max, dump_affine_iv): New functions.
20278 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20279 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20280 difference of initial and final value of control iv to validate
20282 (number_of_iterations_cond): Add loop parameter. Determine bounds
20283 on the difference of the extremes of the control iv. Add dumps.
20284 (expand_simple_operations): Handle phi nodes.
20285 (simplify_using_initial_conditions): Do not record used conditions.
20286 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20287 Do not set additional_info.
20288 (implies_nonnegative_p, implies_ge_p): Removed.
20289 (derive_constant_upper_bound): Do not use parameter `additional'.
20290 (record_estimate): Parameter `additional' removed. Parameter
20291 `i_bound' added. Do not call derive_constant_upper_bound.
20292 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20293 bound the number of iterations estimate.
20294 (estimate_numbers_of_iterations_loop): Pass the estimate from
20295 the number of iterations analysis to record_estimate.
20296 * tree.h (multiple_of_p): Declare.
20297 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20298 (scev_const_prop): Do not check expression_expensive_p.
20299 * fold-const.c (multiple_of_p): Exported.
20300 * double-int.c (double_int_mask): Exported.
20301 * double-int.h (double_int_mask): Declare.
20302 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20303 field. Added max field.
20305 2007-03-13 David Taylor <taylor@candd.org>
20308 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20311 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20314 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20315 two unamed patterns.
20317 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20319 * config/i386/i386.opt (mcx16, msahf): New options.
20320 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20321 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20323 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20324 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20325 Output -mcx16 and -msahf options when corresponding bit is set.
20327 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20328 and -msahf options.
20330 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20332 * configure.ac: Test for assembler tolerance to # 0 "".
20333 * configure, config.in: Rebuilt.
20334 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20336 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20338 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20340 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20341 (handle_syscall): Handle direct system calls.
20342 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20344 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20346 * doc/invoke.texi: Fix cpp.info cross-reference.
20347 * doc/passes.texi: Fix gcc.info cross-reference.
20349 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20351 PR tree-optimization/30835
20352 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20353 bb_for_stmt is not NULL before accessing it.
20355 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20357 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20360 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20363 * doc/install.texi: Document --enable-stage1-languages
20365 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20367 * tree-pass.h (pass_into_cfg_layout_mode,
20368 pass_outof_cfg_layout_mode): Declare.
20369 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20370 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20371 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20372 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20374 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20376 * c-decl.c (warn_variable_length_array): New function.
20377 Refactored from grokdeclarator to handle warn_vla
20378 and handle unnamed array case.
20379 (grokdeclarator): Refactored VLA warning case.
20380 * c.opt (Wvla): New flag.
20381 * doc/invoke.texi (Wvla): New warning.
20383 2007-03-12 Richard Henderson <rth@redhat.com>
20385 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20386 (TARGET_SECTION_TYPE_FLAGS): New.
20388 2007-03-12 Richard Henderson <rth@redhat.com>
20390 * config/darwin.c (machopic_reloc_rw_mask): New.
20391 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20392 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20394 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20396 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20397 * cppdefault.h (cpp_PREFIX): Document.
20398 (cpp_PREFIX_len): Likewise.
20399 (cpp_EXEC_PREFIX): New variable.
20400 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20401 * c-incpath.c (add_standard_paths): Correct logic for relocating
20402 paths within prefix.
20404 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20406 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20407 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20409 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20410 fix_truncdfdi_sse using SSEMODEF mode macro.
20411 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20412 fix_truncdfsi_sse using SSEMODEF mode macro.
20413 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20414 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20416 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20418 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20419 elfos.h to tm_file.
20421 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20423 * tree.h : Add multiple_of_p declaration.
20424 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20425 * ipa-type-escape.c (results_of_malloc): Redundant.
20426 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20427 (cast_type): Extended with new members.
20428 (check_cast): Returns cast_type.
20429 (cast): New structure for data of walk_use_def_chains.
20430 (is_malloc_result, is_cast_from_non_pointer_1,
20431 is_cast_from_non_pointer,
20432 is_array_access_through_pointer_and_index): New functions.
20433 (look_for_casts): Returns cast types.
20434 (check_call): Returns void.
20435 (okay_pointer_operation): Use support of pointer plus index,
20436 pointer plus constant and allow all multiplications.
20438 2007-03-11 Richard Guenther <rguenther@suse.de>
20440 PR tree-optimization/31115
20441 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20442 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20443 A shift count of zero is not special as with *_DIV_EXPR.
20444 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20447 2007-03-11 Ian Lance Taylor <iant@google.com>
20449 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20450 the *_DIV_EXPR codes correctly with overflow infinities.
20452 2007-03-11 Ira Rosen <irar@il.ibm.com>
20454 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20455 indicate success/failure of the analysis. Add negation to subtrahend
20456 in case of subtraction. Fail if both operands contain constants.
20457 (create_data_ref): Fail if analyze_offset fails.
20459 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20461 * config/i386/i386.md (frndintxf2): Rename to ...
20462 (rintxf2): ... this. Remove expander having same name.
20463 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20464 (roundsf2, rounddf2): Ditto.
20465 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20466 (lround<mode>di2, lround<mode>si2): Ditto.
20468 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20470 * lower-subreg.c: Include except.h.
20471 (decompose_multiword_subregs): Verify that the only control flow
20472 insns we can split are loads to multi-words pseudos.
20473 Handle breaking such blocks after splitting, instead of calling
20474 find_many_sub_basic_blocks.
20476 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20477 on the new basic block. Add a lengthy comment explaining why we
20478 thought this was necessary.
20479 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20481 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20484 * tree.c (walk_type_fields): Recurse into the element type of
20485 ARRAY_TYPEs if there is a pointer set.
20487 2007-03-10 Dirk Mueller <dmueller@suse.de>
20489 * c-common.c (warn_logical_operator): Fix condition.
20491 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20493 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20495 * config/darwin.c (machopic_select_section): Remove superfluous
20496 argument in call to categorize_decl_for_section. Remove unused
20499 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20501 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20503 * configure: Regenerate.
20505 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20508 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20509 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20510 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20511 Add LABEL_NUSES to emitted label.
20512 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20513 branch probability value to emitted jump insn.
20514 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20515 Do not check life information and do not re-arrange input operands
20516 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20518 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20520 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20521 the change of decode_asm_operands.
20523 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20525 * mode-switching.c (create_pre_exit): Skip blockage insn.
20527 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20529 * tree-pass.h (TODO_update_smt_usage): Remove.
20531 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20535 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20537 * pa.c (attr_length_call): Revise condition for long
20538 pc-relative branch.
20539 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20540 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20541 sequence on SOM target.
20543 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20545 * gcc.c: Document %{, in big comment at top.
20546 (input_suffix_matches): Remove special handling for .s and
20548 (input_spec_matches): New.
20549 (handle_braces): Handle %{,.
20550 (validate_switches): ',' indicates a value which is not a switch.
20551 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20552 to detect assembler input.
20553 * config/i386/sol2.h (CPP_SPEC): Likewise.
20554 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20555 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20556 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20557 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20558 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20559 -m64 causes deployment target to default to 10.5.
20560 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20562 2007-03-09 Richard Henderson <rth@redhat.com>
20565 * target.h (targetm.asm.out.reloc_rw_mask): New.
20566 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20567 (TARGET_ASM_OUT): Use it.
20568 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20569 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20570 use the new reloc_rw_mask target hook instead.
20571 (default_section_type_flags_1): Merge into...
20572 (default_section_type_flags): ... here.
20573 (decl_readonly_section_1): Merge into...
20574 (decl_readonly_section): ... here.
20575 (default_elf_select_section_1): Merge into...
20576 (default_elf_select_section): ... here.
20577 (default_unique_section_1): Merge into...
20578 (default_unique_section): ... here.
20579 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20580 (default_select_rtx_section): Use it.
20581 (default_elf_select_rtx_section): Likewise.
20582 * output.h: Update to match.
20583 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20584 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20585 (TARGET_ASM_RELOC_RW_MASK): New.
20586 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20587 to categorize_decl_for_section.
20588 (x86_64_elf_unique_section): Likewise.
20589 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20590 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20591 (TARGET_ASM_RELOC_RW_MASK): New.
20592 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20593 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20594 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20595 (TARGET_RWRELOC): Remove.
20596 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20597 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20598 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20599 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20600 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20601 (rs6000_xcoff_select_section): Use decl_readonly_section.
20602 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20603 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20604 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20605 (TARGET_SECTION_TYPE_FLAGS): Remove.
20606 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20608 2007-03-09 Roger Sayle <roger@eyesopen.com>
20610 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20611 complex constant equality/inequality comparisons for here.
20612 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20613 known at compile-time or can be simplified to a scalar comparison.
20614 (fold_relational_const): Move compile-time evaluation of complex
20615 constant equality/inequality comparisons to here.
20617 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20619 PR rtl-optimization/30643
20620 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20622 (fold_rtx): Recurse, like before 2006-11-03.
20624 2007-03-09 DJ Delorie <dj@redhat.com>
20626 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20629 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20631 PR tree-optimization/30375
20632 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20633 LHS of statements is not the same.
20634 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20636 2007-03-09 Chao-ying Fu <fu@mips.com>
20638 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20640 * doc/invoke.texi (-mdspr2): Document new option.
20641 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20642 New unspec for DSP REV 2.
20643 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20644 these instructions are extended in DSP REV 2.
20645 (mips-dspr2.md): Include.
20646 * config/mips/mips.opt (mdspr2): New option.
20647 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20648 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20649 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20650 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20651 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20652 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20653 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20655 (bdesc_map): Add one field of unsupported_target_flags.
20656 (bdesc_arrays): Update entries to have extra fields. Add
20658 (mips_init_builtins): Initialize new function types.
20659 Check unsupported_target_fileds to filter out builtins.
20660 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20662 (ASM_SPEC): Pass mdspr2 to the assembler.
20663 * config/mips/mips-dspr2.md: New file.
20665 2007-03-09 Sa Liu <saliu@de.ibm.com>
20667 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20669 2007-03-09 Ian Lance Taylor <iant@google.com>
20671 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20672 argument) like -Wstrict-overflow=2.
20673 * doc/invoke.texi (Warning Options): Update documentation.
20675 2007-03-09 Dirk Mueller <dmueller@suse.de>
20678 * doc/invoke.texi (-Wlogical-op): Document.
20679 * common.opt (-Wlogical-op): New.
20680 * c-common.h (warn_logical_operator): Declare.
20681 * c-common.c (warn_logical_operator): Define.
20682 * c-typeck.c (parser_build_binary_op): Call
20683 warn_logical_operator.
20685 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20687 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20688 * final.c (final_scan_insn): Test for non-"" file name.
20690 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20692 * doc/loop.texi: Document the Omega linear constraints solver.
20693 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20694 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20695 omega-hash-table-size, omega-max-keys, and
20696 omega-eliminate-redundant-constraints.
20697 * tree-pass.h (pass_check_data_deps): Declared.
20700 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
20701 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
20702 pass_check_data_deps): New.
20703 * tree-data-ref.c (init_data_ref): Remove declaration.
20704 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
20705 (analyze_array): Renamed init_array_ref, move up initializations.
20706 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
20707 Removed arguments that are set to NULL.
20708 (analyze_indirect_ref): Correct indentation, correct call to
20710 (object_analysis): Call init_array_ref instead of analyze_array.
20711 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
20712 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
20713 of DR_ACCESS_FNS_ADDR.
20714 (init_omega_eq_with_af, omega_extract_distance_vectors,
20715 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
20716 ddr_consistent_p): New.
20717 (compute_affine_dependence): Check consistency of ddrs when
20718 flag_check_data_deps is passed.
20719 (analyze_all_data_dependences): Uncomment.
20720 (tree_check_data_deps): New.
20721 * tree-data-ref.h: Include omega.h.
20722 (DR_ACCESS_FNS_ADDR): Removed.
20723 (data_dependence_relation): Add inner_loop.
20724 (DDR_INNER_LOOP): New.
20725 * common.opt (fcheck-data-deps): New.
20726 * tree-flow.h (tree_check_data_deps): Declare.
20727 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
20728 (OBJS-common): Depend on omega.o.
20730 * passes.c (pass_check_data_deps): Scheduled.
20731 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
20732 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
20733 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
20734 PARAM_VECT_MAX_VERSION_CHECKS,
20735 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
20737 2007-03-09 Richard Guenther <rguenther@suse.de>
20739 PR tree-optimization/30904
20740 PR middle-end/31058
20741 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
20742 the same way as *_DIV_EXPR.
20744 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20746 * recog.c (decode_asm_operands): No mixed declarations and code.
20748 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20750 * rtl.def (ASM_INPUT): Add location.
20751 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
20752 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
20753 (decode_asm_operands): Add loc operand.
20754 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
20755 * stmt.c (expand_asm): Rename to...
20756 (expand_asm_loc): ... this. Add locus argument. Pass it on to
20757 gen_rtx_ASM_INPUT_loc.
20758 (expand_asm_expr): Adjust.
20759 * recog.c (decode_asm_operands): Add loc operand.
20760 (check_asm_operands, extract_insn): Adjust.
20761 * reload1.c (maybe_fix_stack_asms): Likewise.
20762 * final.c (asm_insn_count): Likewise.
20763 (final_scan_insn): Output # line before and after asm.
20765 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
20767 * tree-ssa-structalias.c (variable_info): Remove
20769 (new_var_info): Ditto.
20770 (shared_bitmap_info_t): New structure.
20771 (shared_bitmap_table): New variable.
20772 (shared_bitmap_hash): New function.
20773 (shared_bitmap_eq): Ditto
20774 (shared_bitmap_lookup): Ditto.
20775 (shared_bitmap_add): Ditto.
20776 (merge_smts_into): Change to take bitmap directly.
20777 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
20778 (init_alias_vars): Init shared bitmap hashtable.
20779 (delete_points_to_sets): Delete shared bitmap hashtable.
20780 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
20781 is_aliased removal as a change that was still necessary was
20784 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
20786 * config/i386/i386.h (override_options): Conditionally disable
20787 x86_sahf for 64bit targets only.
20789 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20792 * c-decl.c (merge_decls): Don't call make_var_volatile.
20793 * varasm.c (make_var_volatile): Remove.
20794 * output.h (make_var_volatile): Remove.
20796 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
20798 PR tree-optimization/31085
20799 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
20801 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20803 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
20804 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
20805 ATTR_CONST_NOTHROW_LIST.
20807 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20810 2007-03-08 Diego Novillo <dnovillo@redhat.com>
20812 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
20814 2007-03-08 Geoffrey Keating <geoffk@apple.com>
20817 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
20819 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
20820 passed, use shared libgcc.
20822 2007-03-08 Roger Sayle <roger@eyesopen.com>
20824 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
20825 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20826 (honor_protect_cleanup_actions, lower_try_finally_switch):
20828 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
20829 ifc_temp_var): Likewise.
20830 * tree-inline.c (setup_one_parameter): Likewise.
20831 * tree-mudflap.c (mf_decl_cache_locals,
20832 mf_build_check_statement_for): Likewise.
20833 * tree-nested.c (init_tmp_var, save_tmp_var,
20834 finalize_nesting_tree_1): Likewise.
20835 * tree-outof-ssa.c (insert_copy_on_edge,
20836 insert_backedge_copies): Likewise.
20837 * tree-profile.c (tree_gen_edge_profiler,
20838 tree_gen_ic_profiler): Likewise.
20839 * tree-scalar-evolution.c (scev_const_prop): Likewise.
20840 * tree-sra.c (sra_build_assignment): Likewise.
20841 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
20842 * tree-ssa-math-opts.c (insert_reciprocals,
20843 execute_cse_sincos_1): Likewise.
20844 * tree-tailcall.c (adjust_accumulator_values,
20845 adjust_return_value): Likewise.
20846 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
20847 * tree-vect-transform.c (vect_create_data_ref_ptr,
20848 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
20849 vect_create_epilog_for_reduction, vectorizable_reduction,
20850 vectorizable_call, vectorizable_conversion,
20851 vectorizable_assignment, vectorizable_operation,
20852 vectorizable_type_demotion, vect_gen_widened_results_half,
20853 vect_permute_store_chain, vectorizable_store,
20854 vect_setup_realignment, vect_permute_load_chain,
20855 vectorizable_load, vectorizable_condition,
20856 vect_create_cond_for_align_checks): Likewise.
20857 * tree-vrp.c (build_assert_expr_for): Likewise.
20859 2007-03-08 Ian Lance Taylor <iant@google.com>
20861 * tree-vrp.c: Include "intl.h".
20862 (usable_range_p): New static function.
20863 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
20864 overflowed values, juts set *strict_overflow_p.
20865 (compare_values): Only return -2 if one of the operands is not a
20867 (compare_ranges): Call usable_range_p.
20868 (compare_range_with_value): Likewise.
20869 (vrp_evaluate_conditional_warnv): Rename from
20870 vrp_evaluate_conditional. Make static. Change all callers.
20871 (vrp_evaluate_conditional): New function.
20872 (simplify_div_or_mod_using_ranges): Issue warning about reliance
20873 on signed overflow.
20874 (simplify_abs_using_ranges): Likewise.
20875 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
20876 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
20877 within_stmt parameter.
20878 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20879 vrp_evaluate_conditional.
20880 * tree-ssa-threadedge.c
20881 (record_temporary_equivalences_from_stmts_at_dest): Change
20882 simplify parameter to take a second tree parameter.
20883 (simplify_control_stmt_condition): Likewise.
20884 (thread_across_edge): Likewise.
20885 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
20886 (thread_across_edge): Likewise.
20887 * Makefile.in (tree-vrp.o): Depend upon intl.h.
20889 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
20891 * config/i386/i386.h (TARGET_SAHF): New define.
20892 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
20893 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
20894 (x86_sahf): New global variable.
20895 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
20896 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
20897 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
20898 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
20900 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
20901 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
20902 when expanding fcomi/sahf based tests.
20903 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
20904 expanding sahf based alternative. Emit sahf based sequence when
20905 optimizing for code size.
20906 * config/i386/i386.md (x86_sahf_1): Do not disable for
20907 TARGET_64BIT, enable for TARGET_SAHF.
20909 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
20911 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
20912 spurious whitespace from error message.
20914 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
20917 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
20919 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
20921 * c-decl.c (grokdeclarator): Disable warnings for anonymous
20923 * tree-sra.c (instantiate_element): Propagate disabled warnings
20924 from the element itself to the created variable.
20926 2007-03-07 Richard Henderson <rth@redhat.com>
20929 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
20930 silently fix up the stack in the case of a missing register.
20932 2007-03-07 Paul Brook <paul@codesourcery.com>
20934 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
20936 2007-03-07 Joseph Myers <joseph@codesourcery.com>
20938 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
20940 (phase1_vrs): Use them.
20941 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
20942 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
20943 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
20944 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
20945 __gnu_Unwind_Restore_WMMXC if required.
20946 (_Unwind_VRS_Pop): Implement iWMMXt support.
20947 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
20948 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
20949 gnu_Unwind_Save_WMMXC): Define.
20951 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20953 * config/vxworks.h (vxworks_override_options): Declare.
20954 (VXWORKS_OVERRIDE_OPTIONS): Use it.
20955 * config/vxworks.c: Include target.h and toplev.h.
20956 (vxworks_override_options): New function.
20957 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
20959 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
20961 * config/s390/s390.c (override_options): Don't emit an error when
20962 -mstack-size is used without providing -mstack-guard.
20963 (s390_emit_prologue): Choose stack_guard value automatically if not
20964 provided via command line.
20965 * doc/invoke.texi: Adjust description of -mstack-guard and
20968 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20970 * config/i386/i386.c (output_set_got): Add a GOT initialization
20971 sequence for VxWorks PIC.
20972 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
20973 around labels as well as symbols. Use gotoff_operand instead
20974 of local_symbolic_operand.
20975 (legitimize_pic_address): Use gotoff_operand instead of
20976 local_symbolic_operand. Use @GOT accesses for labels as
20978 (ix86_output_addr_diff_elt): Use PC-relative rather than
20979 GP-relative offsets for VxWorks PIC.
20980 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
20981 no_new_pseudos. Check whether the returned register is op0.
20982 * config/i386/i386.md (tablejump): Use PC-relative rather than
20983 GP-relative offsets for VxWorks PIC.
20984 * config/i386/predicates.md (gotoff_operand): New predicate.
20986 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20988 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
20990 * config/vxworks-dummy.h: New file.
20991 * config/i386/i386.h: Include it.
20993 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
20995 * dwarf2out.c (is_inlined_entry_point): New
20996 (add_high_low_attributes): Emit DW_AT_entry_pc along with
20997 DW_AT_ranges if the first subblock is the entry point.
20999 2007-03-06 David Daney <ddaney@avtrex.com>
21001 * doc/install.texi (mips-*-*): Change recommended binutils
21004 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21006 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21007 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21009 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21010 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21012 2007-03-06 Jan Hubicka <jh@suse.cz>
21014 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21015 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21017 (probably_cold_bb_p): Cold functions are cold.
21018 (probably_never_executed_bb_p): Cold functions are cold.
21019 (tree_bb_level_predictions): Predict calls to cold functions as not
21021 (compute_function_frequency): Check hot/cold attributes.
21022 * function.h (function_frequency): Update comments.
21023 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21024 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21025 (c_common_att): Add cold and hot.
21027 * doc/extend.texi (hot,cold attributes): Document.
21029 2007-03-06 Andrew Haley <aph@redhat.com>
21031 * function.c (expand_function_end): Move blockage to just after we
21032 emit the label for the naked return from the function.
21034 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21036 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21039 2007-03-06 Jan Hubicka <jh@suse.cz>
21041 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21042 loaded for constant large models. Non-large 64bit PIC can do.
21043 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21044 * cmodel.h: Add LARGE PIC.
21045 * i386.md (UNSPEC_PLTOFF): New.
21046 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21048 (*call_1_rex64): Disable for large models.
21049 (*call_1_rex64_large): New.
21050 (*call_value_1_rex64): Disable for large models.
21051 (*call_value_1_rex64_large): New.
21052 (set_rip_rex4): New.
21053 (set_got_offset_rex64): New.
21054 * predicates.md (constant_call_address_operand): For large model
21055 constant calls are not possible.
21056 * i386-protos.h (construct_plt_address): Declare.
21057 * i386.c (override_options): Accept large models.
21058 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21059 (legitimate_constant_p): Add new UNSPECs.
21060 (legitimate_pic_operand_p): Likewise.
21061 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21062 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21064 (output_pic_addr_const): Add PLTOFF.
21065 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21066 (ix86_expand_move): Legitimize pic address when in PIC mode.
21067 (construct_plt_address): New function.
21068 (ix86_expand_call): Offload the address to register and use GOT
21069 pointer for large model.
21070 * invoke.texi (mcmodel=large): Update documentation.
21072 2007-03-06 Richard Henderson <rth@redhat.com>
21074 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21075 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21076 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21077 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21078 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21079 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21080 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21081 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21082 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21083 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21084 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21085 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21086 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21087 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21088 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21089 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21090 x86_schedule, x86_use_bt, x86_pad_returns,
21091 x86_use_xchgb): Merge into ...
21092 (ix86_tune_features): ... here. New array.
21093 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21094 x86_bswap): Merge into ...
21095 (ix86_arch_features): ... here. New array.
21096 (x86_3dnow_a): Remove.
21097 (x86_accumulate_outgoing_args): Make static.
21098 (x86_arch_always_fancy_math_387): Make static.
21099 (ix86_tune_mask, ix86_arch_mask): Move ...
21100 (override_options): ... to local variables here. Apply the
21101 appropriate mask to each element of ix86_arch_features and
21102 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21103 as were done in the old macros.
21104 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21105 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21106 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21107 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21108 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21109 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21110 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21111 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21112 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21113 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21114 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21115 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21116 x86_accumulate_outgoing_args, x86_prologue_using_move,
21117 x86_epilogue_using_move, x86_decompose_lea,
21118 x86_arch_always_fancy_math_387, x86_shift1,
21119 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21120 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21121 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21122 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21123 x86_use_incdec, x86_pad_returns, x86_bswap,
21124 x86_partial_flag_reg_stall): Remove.
21125 (enum ix86_tune_indices): New.
21126 (ix86_tune_features): New.
21127 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21128 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21129 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21130 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21131 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21132 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21133 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21134 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21135 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21136 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21137 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21138 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21139 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21140 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21141 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21142 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21143 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21144 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21145 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21146 TARGET_EXT_80387_CONSTANTS): Use it.
21147 (enum ix86_arch_indices): New.
21148 (ix86_arch_features): New.
21149 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21150 TARGET_BSWAP): Use it.
21151 (ix86_tune_mask, ix86_arch_mask): Remove.
21153 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21156 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21157 Define using $${sysroot_headers_suffix}.
21158 * configure: Regenerate.
21159 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21160 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21162 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21163 * gcc.c (print_sysroot_headers_suffix): New.
21164 (option_map): Include --print-sysroot-headers-suffix.
21165 (display_help): Mention -print-sysroot-headers-suffix.
21166 (process_command): Handle -print-sysroot-headers-suffix.
21167 (do_spec_1): Append multilib directory to include-fixed path if
21168 sysroot suffixes in use.
21169 (main): Handle -print-sysroot-headers-suffix.
21170 * Makefile.in (start.encap): Don't depend on xlimits.h
21171 (xlimits.h): Remove.
21172 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21173 limits.h for each multilib in fixinc_list.
21174 (fixinc_list, s-fixinc_list): New.
21175 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21176 generate them for each multilib in fixinc_list.
21177 (stmp-fixproto): Use include-fixed. Run fixproto for each
21178 multilib in fixinc_list.
21179 (mostlyclean): Don't remove xlimits.h.
21180 (clean): Remove include-fixed.
21181 (real-install-headers-tar, real-install-headers-cpio,
21182 real-install-headers-cp): Don't copy include, only include-fixed.
21183 (install-mkheaders): Depend on fixinc_list. Don't depend on
21184 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21185 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21186 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21188 2007-03-06 Jan Hubicka <jh@suse.cz>
21190 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21193 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21195 * configure.ac: Allow tm_file to contain build-directory files.
21196 * configure: Regenerate.
21197 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21198 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21199 * config/m68k/print-sysroot-suffix.sh: New file.
21201 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21203 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21204 of pic_offset_table_rtx if reload_completed.
21205 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21206 PIC_OFFSET_TABLE_REGNUM.
21207 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21209 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21210 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21212 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21214 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21215 functions that call eh_return.
21217 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21219 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21220 functions that need a constant pool.
21222 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21225 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21226 (m68k_preferred_reload_class): Likewise.
21227 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21228 (SECONDARY_RELOAD_CLASS): Define.
21229 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21230 (LIMIT_RELOAD_CLASS): Delete.
21231 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21232 registers from storing bytes.
21233 (m68k_secondary_reload_class): New function.
21234 (m68k_preferred_reload_class): Likewise.
21236 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21238 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21240 (m68k_expand_prologue): Likewise.
21242 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21244 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21245 (mips_expand_epilogue): Add a bool parameter.
21246 (m68k_legitimize_sibcall_address): Declare.
21247 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21248 (m68k_expand_epilogue): Add a parameter to select between sibling
21249 and normal epilogues. Only generate a return for the latter.
21250 (m68k_ok_for_sibcall_p): New function.
21251 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21252 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21253 (sibcall_value, *sibcall_value): Likewise.
21254 (*call, *call_value): Require !SIBLING_CALL_P.
21255 (epilogue): Update call to m68k_expand_epilogue.
21256 (sibcall_epilogue): New pattern.
21257 * config/m68k/predicates.md (const_call_operand): Say that this
21258 predicate applies to sibling calls too.
21259 (sibcall_operand): New predicate.
21261 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21263 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21264 alternatives as movsi_cf.
21265 (movsf_cf_hard): Add commentary.
21267 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21268 Richard Sandiford <richard@codesourcery.com>
21270 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21271 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21272 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21273 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21274 as being live on exit from an interrupt function.
21275 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21276 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21277 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21278 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21279 (m68k_interrupt_function_p): Globalize.
21280 (m68k_compute_frame_layout): Remove reverse mask code.
21281 (m68k_emit_movem, m68k_set_frame_related): New functions.
21282 (m68k_output_function_prologue): Delete in favor of...
21283 (m68k_expand_prologue): ...this new function.
21284 (m68k_output_function_epilogue): Delete in favor of...
21285 (m68k_expand_epilogue): ...this new function.
21286 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21288 (print_operand): Handle %?.
21289 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21290 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21291 (prologue, epilogue): New patterns.
21292 (return): Turn into a define_expand.
21293 (*return): New pattern, derived from old "return" pattern. Use rte
21294 rather than rts for interrupt functions. Only use rtd if the pop
21296 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21297 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21298 (link, *link, unlink, *unlink, load_got): Likewise.
21300 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21304 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21305 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21306 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21307 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21308 and m68k_matches_u_p.
21309 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21310 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21311 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21312 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21313 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21314 (REG_STRICT_P): New macro.
21315 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21316 PCREL_GENERAL_OPERAND_OK.
21317 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21318 m68k_legitimate_base_reg_p.
21319 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21320 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21321 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21322 * config/m68k/m68k.c (m68k_address): New structure.
21323 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21324 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21325 (m68k_jump_table_ref_p, m68k_decompose_address)
21326 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21327 (m68k_matches_u_p): New functions.
21328 (print_operand_address): Rewrite to use m68k_decompose_index.
21330 2007-03-05 David Taylor <dtaylor@emc.com>
21332 * gcc.c: Correct copyright date in --version output.
21334 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21336 * pa.md: In unamed move patterns, disparge copies between general
21337 and floating point registers using '?' modifier. Don't include 'f'
21338 constraint for register preferences in DImode, SImode, HImode and
21339 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21340 Remove constraints for copies between general and floating registers
21341 in soft-float DFmode pattern.
21342 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21346 2007-03-05 Mike Stump <mrs@apple.com>
21348 * c-common.c (targetcm): Add.
21349 * c-opts.c (c_common_handle_option): Handle language specific
21351 * opts.c (handle_option): Verify language for target options, if
21353 * opth-gen.awk: Add CL_LANG_ALL.
21354 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21355 (TARGETCM_INITIALIZER): Add.
21356 * target.h (struct gcc_targetcm): Add.
21358 * targhooks.c (default_handle_c_option): Add.
21359 * targhooks.h (default_handle_c_option): Add.
21360 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21362 * config/darwin.opt (iframework): Add.
21363 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21364 * config/darwin-c.c (handle_c_option): Add.
21365 (TARGET_HANDLE_C_OPTION): Add.
21367 * doc/invoke.texi (Darwin Options): Add -iframework.
21369 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21371 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21374 2007-03-05 Ian Lance Taylor <iant@google.com>
21376 * c.opt (fgnu89-inline): New option.
21377 * c-opts.c (c_common_post_options): Set default value for
21379 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21380 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21382 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21383 (grokdeclarator, start_function): Likewise.
21384 * c-cppbuiltin.c (c_cpp_builtins): Define either
21385 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21386 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21387 (C Dialect Options): Document -fgnu89-inline.
21388 * doc/extend.texi (Function Attributes): Explain what the
21389 gnu_inline attribute does.
21390 * doc/cpp.texi (Common Predefined Macros): Document
21391 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21393 2007-03-05 Ian Lance Taylor <iant@google.com>
21395 PR tree-optimization/31034
21396 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21397 half-range if the other side is an overflow infinity.
21399 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21401 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21402 (bfin*-linux-uclibc*): New configuration.
21403 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21405 * config/bfin/linux.h: New file.
21406 * config/bfin/libgcc-bfin.ver: New file.
21407 * config/bfin/t-bfin-uclinux: New file.
21408 * config/bfin/t-bfin-linux: New file.
21409 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21410 (TARGET_OS_CPP_BUILTINS): New macro.
21412 2007-03-05 Richard Guenther <rguenther@suse.de>
21414 * fold-const.c (fold_binary): Remove duplicate folding
21415 of comparison of non-null ADDR_EXPR against null.
21417 2007-03-05 Richard Guenther <rguenther@suse.de>
21418 Dorit Nuzman <dorit@il.ibm.com>
21420 PR tree-optimization/26420
21421 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21422 are no loops in the function. Only print the number of
21423 vectorized loops if it is greater than zero or we are supposed
21424 to print information about unvectorized loops.
21426 2007-03-05 Revital Eres <eres@il.ibm.com>
21428 * gcc.dg/var-expand1.c: New test.
21429 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21430 when an accumulator is expanded.
21432 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21435 * c-common.c (convert_and_check): Don't give warnings for
21436 conversion if 'expr' already overflowed.
21438 2007-03-04 Roger Sayle <roger@eyesopen.com>
21440 PR middle-end/30744
21441 * fold-const.c (fold_comparison): Enforce type consistency when
21442 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21444 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21446 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21447 containing a cast to the base of TARGET_MEM_REF.
21449 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21451 * tree.c (tree_contains_struct_check_failed): Remove spurious
21452 whitespace from error message.
21454 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21457 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21458 instead of precision.
21460 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21461 Nathan Sidwell <nathan@codesourcery.com>
21463 * emit-rtl.c (find_auto_inc): New.
21464 (try_split): recreate REG_INC notes,
21465 Use regular for loops rather than whiles.
21467 2007-03-03 Andreas Schwab <schwab@suse.de>
21469 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21470 * configure: Regenerate.
21472 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21474 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21475 flag_rounding_math, not flag_unsafe_math_optimizations.
21477 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21479 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21480 alpha_fold_vector_minmax): Likewise.
21481 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21482 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21484 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21486 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21487 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21488 if the lhs has side-effects.
21489 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21491 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21493 * config/i386/i386.h (TUNEMASK): Remove define.
21494 (ARCHMASK): Remove define.
21495 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21496 Use ix86_arch_mask variable instead of ARCHMASK.
21497 * config/i386/i386.c (override_options): Ditto.
21498 (standard_80387_constant_p): Ditto.
21500 2007-03-02 Ian Lance Taylor <iant@google.com>
21502 Used signed infinities in VRP.
21503 * tree-vrp.c (uses_overflow_infinity): New static function.
21504 (supports_overflow_infinity): New static function.
21505 (make_overflow_infinity): New static function.
21506 (negative_overflow_infinity): New static function.
21507 (positive_overflow_infinity): New static function.
21508 (is_negative_overflow_infinity): New static function.
21509 (is_positive_overflow_infinity): New static function.
21510 (is_overflow_infinity): New static function.
21511 (overflow_infinity_range_p): New static function.
21512 (compare_values_warnv): New function split out of compare_values.
21513 (compare_value): Call it.
21514 (set_value_range_to_nonnegative): Add overflow_infinity
21515 parameter. Change caller.
21516 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21518 (vrp_expr_computes_nonzero): Likewise.
21519 (compare_ranges, compare_range_with_value): Likewise.
21520 (compare_name_with_value, compare_names): Likewise.
21521 (vrp_evaluate_conditional): Likewise.
21522 (set_value_range): Handle infinity
21523 (vrp_operand_equal_p, operand_less_p): Likewise.
21524 (extract_range_from_assert): Likewise.
21525 (vrp_int_const_binop): Likewise.
21526 (extract_range_from_binary_expr): Likewise.
21527 (extract_range_from_unary_expr): Likewise.
21528 (extract_range_from_comparison): Likewise.
21529 (extract_range_from_expr): Likewise.
21530 (dump_value_range): Likewise.
21531 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21532 (test_for_singularity): Likewise.
21533 (vrp_int_const_binop): Remove inline qualifier.
21534 (adjust_range_with_scev): Add comment.
21535 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21537 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21539 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21540 (get_constraint_for): Likewise.
21541 (do_structure_copy): Likewise.
21542 (find_func_aliases): Fix references to MODIFY_EXPR.
21543 (intra_create_variable_infos): Tidy.
21544 * tree-ssa-operands.c (add_virtual_operand): Add argument
21546 When adding members of alias sets, if IS_CALL_SITE is true and
21547 the symbol is not call-clobbered, skip it.
21548 Adjust all callers.
21550 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21552 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21553 entry by means of emit_insn_at_entry.
21555 2007-03-02 Richard Henderson <rth@redhat.com>
21557 * expr.h (promoted_input_arg): Remove decl.
21558 * function.c (promoted_input_arg): Merge into ...
21559 * combine.c (setup_incoming_promotions): ... only caller.
21560 Rearrange to avoid double loop.
21562 2007-03-02 Ben Elliston <bje@au.ibm.com>
21563 Peter Bergner <bergner@vnet.ibm.com>
21564 Janis Johnson <janis187@us.ibm.com>
21566 * config/rs6000/dfp.md: New file.
21567 * config/rs6000/rs6000.md: Include dfp.md.
21568 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21569 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21570 and TDmode decimal float modes in FP registers.
21571 (num_insns_constant): Likewise.
21572 (rs6000_legitimate_offset_address_p): Likewise.
21573 (rs6000_legitimize_address): Likewise.
21574 (rs6000_legitimize_reload_address): Likewise.
21575 (rs6000_legitimate_address): Likewise.
21576 (rs6000_emit_move): Likewise.
21577 (function_arg_boundary): Likewise.
21578 (function_arg_advance): Likewise.
21579 (rs6000_darwin64_record_arg_recurse): Likewise.
21580 (function_arg): Likewise.
21581 (rs6000_gimplify_va_arg): Likewise.
21582 (rs6000_split_multireg_move): Likewise.
21583 (rs6000_output_function_epilogue): Likewise.
21584 (rs6000_output_function_epilogue): Likewise.
21585 (rs6000_register_move_cost): Likewise.
21586 (rs6000_function_value): Likewise.
21587 (rs6000_libcall_value): Likewise.
21589 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21591 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21593 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21595 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21596 Use $MULTIDIR to choose between the kernel and RTP headers,
21597 and use $WIND_BASE and $WIND_USR to locate them.
21599 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21601 * config/i386/i386.c (override_options): Put initialization of
21602 ix86_tune_mask and ix86_arch_mask to the correct place.
21604 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21605 Michael Meissner <michael.meissner@amd.com>
21608 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21609 (ARCHMASK): Define.
21610 (TARGET_CMOVE): Use ARCHMASK.
21611 (TARGET_CMPXCHG): Ditto.
21612 (TARGET_CMPXCHG8B): Ditto.
21613 (TARGET_XADD): Ditto.
21614 (TARGET_BSWAP): Ditto.
21615 * config/i386/i386.c (ix86_tune_mask): New global variable.
21616 (ix86_arch_mask): Ditto.
21617 (override_options): Initialize ix86_tune_mask and
21618 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21621 2007-03-02 Ben Elliston <bje@au.ibm.com>
21624 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21626 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21628 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21629 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21630 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21631 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21633 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21634 rs6000_init_dwarf_reg_sizes_extra): New.
21635 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21636 SPE register high parts.
21638 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21640 * Makefile.in: Add install-pdf target as
21641 copied from automake v1.10 rules.
21642 * configure.ac: Add install-pdf to target list.
21643 * configure: Regenerate.
21645 2007-03-01 Paul Brook <paul@codesourcery.com>
21647 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21648 modes to LDRD for DImode.
21649 (output_move_double): Fixup out of range ldrd/strd.
21650 (vfp_secondary_reload_class): Rename...
21651 (coproc_secondary_reload_class): ... to this. Add wb argument.
21652 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21653 coproc_secondary_reload_class for CLASS_IWMMXT.
21654 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21655 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21657 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21659 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21660 unroll factor by the estimated number of iterations.
21661 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21662 than prefetch latency.
21664 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21665 decode_caches_intel, detect_caches_intel): New functions.
21666 (host_detect_local_cpu): Use detect_caches_amd and
21667 detect_caches_intel.
21669 2007-03-01 Richard Henderson <rth@redhat.com>
21671 * expr.c (emit_move_complex_push): Export.
21672 (emit_move_complex_parts): Split out from ...
21673 (emit_move_complex): ... here.
21674 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21675 * config/i386/i386.md (movcdi): New.
21677 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21679 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21680 size of mode1 to check for tieable modes in MMX case.
21682 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21684 * Makefile.in (rtlanal.o): Depend on tree.h.
21685 * rtl.h (offset_within_section_p, split_const): Declare.
21686 * rtlanal.c: Include tree.h.
21687 (offset_within_block_p): New function, taken from
21688 mips_offset_within_object_p.
21689 (split_const): New function, taken from mips_split_const.
21690 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21692 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21693 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21694 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21695 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
21696 (m68k_illegitimate_symbolic_constant_p): New function.
21697 * config/m68k/m68k.md (movsi): Remove misleading predicates.
21698 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
21699 symbolic constant that might be outside the symbol's section,
21700 move the symbol first and then add the offset.
21701 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
21703 * config/mips/mips.c (mips_split_const): Delete.
21704 (mips_offset_within_object_p): Delete.
21705 (mips_symbolic_constant_p): Use offset_within_section_p and
21706 split_const instead of mips_offset_within_object_p and
21708 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
21709 (mips_legitimize_const_move, print_operand_reloc)
21710 (mips_dangerous_for_la25_p): Use split_const instead of
21713 2007-02-28 Eric Christopher <echristo@apple.com>
21715 * Makefile.in (install-include-dir): Don't rm -rf include.
21717 2007-02-28 Richard Guenther <rguenther@suse.de>
21719 PR middle-end/30364
21720 * fold-const.c (fold_binary): Do not associate expressions
21721 with more than one variable for integer types that do not wrap.
21723 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
21725 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
21726 Delete, and replace with...
21727 (fold_builtin_call_array): This. Update callers to use it.
21728 * fold-const.c (fold_build_call_list): Delete, and replace with...
21729 (fold_build_call_array): This.
21730 (fold_build_call_list_initializer): Delete, and replace with...
21731 (fold_build_call_array_initializer): This.
21732 * tree.h: Update declarations to reflect above changes.
21734 * c-typeck.c (build_function_call): Store converted arguments
21735 in a stack-allocated array instead of building a list.
21736 (convert_arguments): Store arguments in the array passed in as an
21737 argument, and return the actual number of arguments.
21738 * c-format.c: (check_function_format): Pass arguments in an
21739 array instead of a list.
21740 * c-common.c (check_function_nonnull): Likewise.
21741 (check_function_sentinel): Likewise.
21742 (check_function_arguments): Likewise.
21743 * c-common.h: Update declarations to reflect above changes.
21745 2007-02-28 Jan Hubicka <jh@suse.cz>
21747 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
21748 PRED_NEGATIVE_RETURN): Update outcomes.
21750 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
21752 * calls.c (emit_library_call_value_1): Handle partial registers
21753 correctly when building up CALL_INSN_FUNCTION_USAGE.
21755 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21757 * pa/predicates.md (move_src_operand): Allow zero for mode.
21758 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
21761 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
21764 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
21765 *movv2df_internal): Enable pattern only for valid operand
21767 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
21768 tie only 128bit modes. For MMX registers, tie only 64bit modes.
21770 2007-02-27 Mike Stump <mrs@apple.com>
21772 * config/darwin-crt3.c: Avoid compilation when compiling for a
21775 2007-02-27 Joseph Myers <joseph@codesourcery.com>
21777 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
21779 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
21780 for fixed headers and limits.h.
21781 (install-include-dir, install-headers-tar, install-headers-cpio,
21782 install-headers-cp, real-install-headers-tar,
21783 real-install-headers-cpio, real-install-headers-cp): Handle
21784 include-fixed as well as include.
21785 (install-mkheaders): Don't install files that go only in include
21787 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
21788 from GCC_INCLUDE_DIR.
21789 * gcc.c (process_command): Remove special -BstageN/ handling.
21790 (do_spec_1): Add include-fixed directories.
21792 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21794 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
21796 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
21798 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
21801 2007-02-27 Mark Mitchell <mark@codesourcery.com>
21803 * c-common.c (get_priority): Add check for
21804 SUPPORTS_INIT_PRIORITY.
21806 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21808 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
21810 * config/bfin/bfin.c: Include "cfglayout.h".
21811 (MAX_LSETUP_DISTANCE): New macro.
21812 (struct loop_info): New members incoming, incoming_src and
21813 incoming_dest. Delete member predecessor.
21814 (length_for_loop): New function.
21815 (bfin_optimize_loop): Handle more different loop structures.
21816 (bfin_discover_loop): Rework detection of predecessor blocks by
21817 examining incoming edges.
21818 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
21820 (bfin_reorder_loops): New function.
21821 (bfin_reorg_loops): Use these three new functions.
21823 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
21824 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
21825 (CONSTRAINT_LEN): Add entry for 'q'.
21826 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
21827 Add 'q' constraints.
21828 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
21829 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
21831 * config/bfin/bfin.md (add_with_carry): New pattern.
21832 (s_or_u, su_optab, su_modifier): New code macros/attrs.
21833 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
21834 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
21835 support unsigned multiplies too. Removed incorrect commutativity from
21836 operand 1 constraint where appropriate.
21837 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
21839 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
21840 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
21842 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
21843 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
21844 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
21845 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
21846 usmulhisi_hh_huh): New patterns.
21848 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
21849 lshifthi3): Fix output template to use half reg for operand 2.
21851 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
21854 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
21856 2007-02-27 Andreas Schwab <schwab@suse.de>
21858 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
21860 2007-02-27 Jan Hubicka <jh@suse.cz>
21862 * predict.c (last_basic_block_p): Remove.
21863 (tree_estimate_probability): Update return heuristic for commonized
21866 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21868 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
21870 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21872 * doc/include/gcc-common.texi (versionsubtitle): New macro.
21873 * doc/cpp.texi: Standardize title page.
21874 * doc/cppinternals.texi: Likewise.
21875 * doc/gcc.texi: Standardize title page, remove version number
21876 from copyright page.
21877 * doc/gccint.texi: Likewise.
21878 * doc/install.texi: Standardize title page, add table of
21881 2007-02-26 Jan Hubicka <jh@suse.cz>
21883 * predict.def: Set outcomes according to more recent results.
21884 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
21885 Remove dead predictors.
21886 * predict.c (return_prediction): Fix pasto.
21888 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21890 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
21891 change; avoid a memory leak when returning early.
21893 2007-02-26 Mark Mitchell <mark@codesourcery.com>
21895 * c-decl.c (static_ctors): Move to c-common.c.
21896 (static_dtors): Likewise.
21897 (finish_function): Use c_record_cdtor_fn.
21898 (build_cdtor): Move to c-common.c.
21899 (c_write_global_declarations): Use c_build_cdtor_fns.
21900 * c-common.h (static_ctors): Declare.
21901 (static_dtors): Likewise.
21902 (c_record_cdtor_fn): Likewise.
21903 (c_build_cdtor_fns): Likewise.
21904 * c-common.c (static_ctors): New variable.
21905 (static_dtors): Likewise.
21906 (c_record_cdtor_fn): New function.
21907 (build_cdtor): Move from c-decl.c
21908 (c_build_cdtor_fns): New function.
21910 * output.h (assemble_addr_to_section): Declare.
21911 (get_cdtor_priority_section): Likewise.
21912 * varasm.c (assemble_addr_to_section): New function.
21913 (get_cdtor_priority_section): Likewise.
21914 (default_named_section_asm_out_destructor): Use them.
21915 (destor_dtor_section_asm_out_destructor): Likewise.
21916 (default_named_section_asm_out_constructor): Likewise.
21917 (default_ctor_section_asm_out_constructor): Likewise.
21918 * config.gcc (*-*-vxworks*): Include vxworks.o.
21919 * config/t-vxworks (vxworks.o): New target.
21920 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
21921 (TARGET_ASM_CONSTRUCTOR): Define.
21922 (TARGET_ASM_DESTRUCTOR): Likewise.
21923 (vxworks_asm_out_constructor): Declare.
21924 (vxworks_asm_out_destructor): Likewise.
21926 * c-common.c (get_priority): Check that we have not just an
21927 INTEGER_CST, but an integer constant with integeral type.
21929 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
21931 PR tree-optimization/30938
21932 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
21933 use &dt[nargs-1] instead of &dt[nargs] in the call to
21934 vect_is_simple_use().
21936 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
21938 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
21939 from register elimination as PRE_MODIFY / POST_MODIFY increments.
21940 Do not attempt to handle MEM inside auto-inc expressions.
21941 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
21942 of a register modified by an auto-inc expression. However, do handle
21943 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
21944 (elimination_effects): Prohibit elimination of a register modified
21945 by an auto-inc expression. Disable register elimination rules whose
21946 target register is modified by an auto-inc expression with variable
21949 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
21951 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
21953 (array_at_struct_end_p): New function.
21954 (idx_infer_loop_bounds): Use it.
21955 (estimate_numbers_of_iterations_loop): Export.
21956 * predict.c (predict_loops): Use estimated_loop_iterations_int.
21957 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
21958 (tree_estimate_probability): Call record_loop_exits.
21959 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
21960 (estimated_loop_iterations, estimated_loop_iterations_int,
21961 estimated_loop_iterations_tree): New functions.
21962 (analyze_siv_subscript_cst_affine,
21963 compute_overlap_steps_for_affine_1_2,
21964 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
21965 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
21966 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
21967 (PRED_LOOP_ITERATIONS_GUESSED): New.
21968 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
21969 * cfgloop.h (estimate_numbers_of_iterations_loop,
21970 estimated_loop_iterations_int): Declare.
21972 2007-02-25 Mark Mitchell <mark@codesourcery.com>
21974 * doc/extend.texi: Document optional priority argument to
21975 constructors and destructors.
21976 * tree.c (init_priority_for_decl): Adjust GTY markers.
21977 (init_ttree): Use priority-info hash functions for
21978 init_priority_for_decl.
21979 (tree_map_eq): Rename to ...
21980 (tree_map_base_eq): ... this.
21981 (tree_map_marked_p): Rename to ...
21982 (tree_map_base_marked_p): ... this.
21983 (tree_map_base_hash): New function.
21984 (decl_init_priority_lookup): Rework.
21985 (decl_fini_priority_lookup): New function.
21986 (decl_priority_info): New function.
21987 (decl_init_priority_insert): Use it.
21988 (decl_fini_priority_insert): Likewise.
21989 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
21991 (decl_restrict_base_insert): Likewise.
21992 (decl_debug_expr_insert): Likewise.
21993 (decl_value_expr_lookup): Likewise.
21994 (decl_value_expr_insert): Likewise.
21995 * tree.h (priority_type): New type.
21996 (decl_init_priority_lookup): Use priority_type.
21997 (decl_fini_priority_lookup): New function.
21998 (decl_init_priority_insert): Use priority_type.
21999 (decl_fini_priority_insert): New function.
22000 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22001 (DECL_INIT_PRIORITY): Likewise.
22002 (SET_DECL_INIT_PRIORITY): Add comment.
22003 (DECL_FINI_PRIORITY): New macro.
22004 (SET_DECL_FINI_PRIORITY): Likewise.
22005 (DEFAULT_INIT_PRIORITY): Document.
22006 (MAX_INIT_PRIORITY): Likewise.
22007 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22008 (tree_map_base): New type.
22009 (tree_map_base_eq): New function.
22010 (tree_map_base_hash): Likewise.
22011 (tree_map_base_marked_p): Likewise.
22012 (tree_map): Inherit from tree_map_base.
22013 (tree_map_eq): Make it a macro.
22014 (tree_map_marked_p): Likewise.
22015 (tree_int_map): Inherit from tree_map_base.
22016 (tree_int_map_eq): Make it a macro.
22017 (tree_int_map_hash): Likewise.
22018 (tree_int_map_marked_p): Likewise.
22019 (tree_priority_map): New type.
22020 (tree_priority_map_eq): New macro.
22021 (tree_priority_map_hash): Likewise.
22022 (tree_priority_map_marked_p): Likewise.
22023 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22025 (emutls_common_1): Likewise.
22026 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22027 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22028 of tree_map hierarchy.
22029 * tree-cfg.c (move_stmt_r): Likewise.
22030 (new_label_mapper): Likewise.
22031 * c-tree.h (c_expand_body): Move to ...
22032 * c-common.h (c_expand_body): ... here.
22033 * c-decl.c (c_expand_body): Move to ...
22034 * c-common.c (c_expand_body): ... here.
22035 (c_common_attribute_table): Allow 1 argument for the constructor
22036 and destructor attributes.
22037 (get_priority): New function.
22038 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22039 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22041 2007-02-24 Jan Hubicka <jh@suse.cz>
22043 PR middle-end/30509
22044 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22045 copying for inlining.
22047 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22048 Jan Hubicka <jh@suse.cz>
22051 * i386.c (counter_mode): New function.
22052 (expand_set_or_movmem_via_loop): Use it.
22053 (expand_movmem_epilogue): Likewise; fix pasto.
22054 (ix86_expand_movmem): Do emit guard even for constant counts.
22055 (ix86_expand_setmem): Likewise.
22057 2007-02-25 Nick Clifton <nickc@redhat.com>
22059 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22060 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22062 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22065 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22066 count argument with 0x10, not with 0x16.
22067 (expand_setmem_epilogue): Ditto.
22069 2007-02-24 Mike Stump <mrs@apple.com>
22071 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22074 2007-02-24 Richard Guenther <rguenther@suse.de>
22076 PR middle-end/30951
22077 * fold-const.c (fold_binary): Fold x +- CST op x for
22078 EQ_EXPR and NE_EXPR.
22080 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22082 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22084 2007-02-24 Jan Hubicka <jh@suse.cz>
22086 * cgraphunit.c (decide_is_function_needed): Honor
22087 -fkeep-inline-functions.
22089 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22091 * builtins.c (fold_builtin_modf): New.
22092 (fold_builtin_2): Use it.
22094 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22096 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22097 (determine_max_iter): Take additional LOOP arg; all callers changed.
22098 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22099 one using simplifications.
22100 (simplify_using_initial_values): Return if the expression becomes
22101 invalid due to altered regs.
22103 2007-02-23 DJ Delorie <dj@redhat.com>
22105 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22107 2007-02-23 Mike Stump <mrs@apple.com>
22109 * tlink.c (scan_linker_output): Parse linker messages from
22110 darwin9's linker better.
22112 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22115 * varpool.c (varpool_assemble_pending_decls): Set
22116 varpool_last_needed_node to null.
22118 2007-02-23 DJ Delorie <dj@redhat.com>
22120 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22121 alignment bigger than the object file can handle.
22123 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22126 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22127 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22128 (*movsf_1): Penalize MMX moves.
22130 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22132 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22133 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22135 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22137 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22139 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22140 (fold_builtin_1): Use them.
22141 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22142 BUILT_IN_SIGNIFICAND.
22144 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22146 * config/i386/i386.c (bdesc_1arg): Initialize
22147 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22148 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22149 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22150 and IX86_BUILTIN_MOVSLDUP.
22152 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22154 PR rtl-optimization/30841
22155 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22157 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22159 * builtins.c (fold_builtin_frexp): New.
22160 (fold_builtin_2): Use it.
22162 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22164 * doc/invoke.texi (Spec Files): Document getenv spec function.
22166 * gcc.c (getenv_spec_function): New function.
22167 (static_spec_functions): Add it.
22168 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22169 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22172 2007-02-22 Michael Matz <matz@suse.de
22175 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22176 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22178 2007-02-22 Ian Lance Taylor <iant@google.com>
22181 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22182 (mem_loc_descriptor): Call it.
22184 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22185 Ira Rosen <irar@il.ibm.com>
22187 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22189 2007-02-22 Ira Rosen <irar@il.ibm.com>
22191 PR tree-optimization/30843
22192 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22193 stores only after all the group is vectorized.
22195 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22197 PR tree-optimization/30858
22198 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22199 in the reduction cycle have a single use in the loop.
22200 * tree-vectorizer.h (relevant): Add documentation.
22202 2007-02-20 Mike Stump <mrs@apple.com>
22204 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22205 * configure: Regenerate.
22207 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22209 Change the defaults of some parameters and options.
22210 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22211 * config/spu/spu.c (spu_optimization_options): Add.
22212 (spu_override_options): Change params in spu_optimization_options.
22213 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22215 Register 127 is only 16 byte aligned when used as a frame pointer.
22216 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22217 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22218 HARD_FRAME_POINTER_REGNUM.
22219 (spu_legitimate_address): Use regno_aligned_for_reload.
22220 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22221 aligned when frame_pointer_needed is true.
22222 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22224 * config/spu/spu.h (INIT_EXPANDERS): Define.
22226 Make sure shift and rotate instructions have valid immediate operands.
22227 * config/spu/predicates.md (spu_shift_operand): Remove.
22228 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22229 * config/spu/constraints.md (W, O): Extend range.
22230 * config/spu/spu.md (umask, nmask): Define.
22231 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22232 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22233 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22234 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22235 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22236 (lshr<mode>3_reg): Fix rtl description.
22238 Make sure mulhisi immediate operands are valid.
22239 * config/spu/predicates.md (imm_K_operand): Add.
22240 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22242 Generate constants using fsmbi and andi.
22243 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22244 (print_operand, spu_split_immediate, classify_immediate,
22245 fsmbi_const_p): Handle IC_FSMBI2.
22247 Correctly handle a CONST_VECTOR containing symbols.
22248 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22249 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22250 (immediate_load_p): Allow symbols that use 2 instructions to create.
22251 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22252 with symbols when flag_pic is set.
22253 (const_vector_immediate_p): New.
22254 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22255 accept a CONST_VECTOR with symbols.
22256 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22257 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22259 * config/spu/spu.md (high, low): Delete.
22260 (low_<mode>): Define.
22262 Remove INTRmode and INTR_REGNUM, which didn't work.
22263 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22265 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22266 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22267 peephole2 pattern): Don't use INTR or 131.
22268 (movintrcc): Delete.
22269 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22270 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22271 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22272 (UNSPEC_SET_INTR): Add.
22273 * config/spu/spu-modes.def (INTR): Remove.
22275 More accurate warnings about run-time relocations.
22276 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22278 Correctly warn about immediate arguments to specific intrinsics.
22279 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22280 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22281 the instruction predicate.
22283 Fix tree check errors with latest update.
22284 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22286 (spu_expand_builtin): Use CALL_EXPR_FN.
22288 Add missing specific intrinsics.
22289 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22291 * config/spu/spu_internals.h: Ditto.
22293 Fix incorrect operand modifiers.
22294 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22295 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22297 Optimize one case of zero_extend of a vec_select.
22298 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22300 Accept any immediate for hbr.
22301 * config/spu/spu.md (hbr): Change s constraints to i.
22303 2007-02-21 Paul Brook <paul@codesourcery.com>
22305 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22306 condexec_count when skipping USE and CLOBBER.
22308 2007-02-21 Nick Clifton <nickc@redhat.com>
22310 * common.opt (Warray-bounds): Add Warning attribute.
22311 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22313 (fsized-zeroes): Add Optimization attribute.
22314 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22315 * c.opt (Wc++0x-compat): Add Warning attribute.
22317 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22319 PR middle-end/30761
22320 * reload1.c (eliminate_regs_in_insn): In the single_set special
22321 case, attempt to re-recognize the insn before falling back to
22322 having reload fix it up.
22324 2007-02-20 Eric Christopher <echristo@gmail.com>
22326 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22327 Rewrite accordingly.
22328 (frv_read_iacc_argument): Ditto.
22329 (frv_expand_set_builtin): Take a call instead of arglist, update for
22331 (frv_expand_unop_builtin): Ditto.
22332 (frv_expand_binop_builtin): Ditto.
22333 (frv_expand_cut_builtin): Ditto.
22334 (frv_expand_binopimm_builtin): Ditto.
22335 (frv_expand_voidbinop_builtin): Ditto.
22336 (frv_expand_int_void2arg): Ditto.
22337 (frv_expand_prefetches): Ditto.
22338 (frv_expand_voidtriop_builtin): Ditto.
22339 (frv_expand_voidaccop_builtin): Ditto.
22340 (frv_expand_load_builtin): Ditto.
22341 (frv_expand_store_builtin): Ditto.
22342 (frv_expand_mdpackh_builtin): Ditto.
22343 (frv_expand_mclracc_builtin): Ditto.
22344 (frv_expand_mrdacc_builtin): Ditto.
22345 (frv_expand_mwtacc_builtin): Ditto.
22346 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22349 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22351 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22352 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22354 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22355 point instructions.
22356 * configure: Regenerate.
22357 * config.in: Regenerate.
22358 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22359 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22360 masks to power6 and power6x and to POWERPC_MASKS.
22361 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22363 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22364 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22365 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22366 Access PROTOTYPE as variable, not mask.
22368 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22370 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22371 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22372 * combine.c (adjust_for_new_dest): Use it.
22373 * postreload.c (reload_combine): Likewise.
22375 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22377 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22378 notes on an insn with multiple sets, even if single_set returns
22379 non-NULL for that insn.
22381 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22383 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22384 scalbn and scalbln.
22386 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22388 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22389 if user didn't pass it.
22390 * config/i386/darwin.h (CC1_SPEC): Likewise.
22391 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22392 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22393 -mmacosx-version-min.
22395 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22396 Uros Bizjak <ubizjak@gmail.com>
22398 * optabs.h (enum optab_index): Add new OTI_scalb.
22399 (scalb_optab): Define corresponding macro.
22400 * optabs.c (init_optabs): Initialize scalb_optab.
22401 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22403 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22404 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22405 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22406 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22407 flag_unsafe_math_optimizations is set.
22409 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22410 to implement scalbf, scalb and scalbl built-ins as inline x87
22413 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22414 DJ Delorie <dj@redhat.com>
22417 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22418 (diagnostic_report_diagnostic): ... here, and turn them into real
22419 errors. If warnings are inhibited, no need to do anything.
22421 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22423 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22424 better code generation.
22426 2007-02-20 Ben Elliston <bje@au.ibm.com>
22428 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22430 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22432 * config/alpha/alpha.c, config/alpha/alpha.md,
22433 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22434 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22435 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22436 config/arm/lib1funcs.asm: Follow spelling conventions.
22438 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22439 config/fr30/fr30.md, config/i386/i386.h,
22440 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22441 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22442 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22443 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22444 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22445 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22446 config/sparc/sparc.c, config/sparc/sparc.h,
22447 config/sparc/sparc.md, config/spu/constraints.md,
22448 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22451 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22454 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22457 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22459 * doc/invoke.texi (-ftree-lrs): Remove.
22461 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22463 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22466 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22468 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22469 new CALL_EXPR_FN macro for retrieving the function
22470 declaration of the input expression.
22472 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22474 * c.opt (Waddress): New.
22475 * common.opt (Walways-true): Delete.
22476 (Wstring-literal-comparison): Delete.
22477 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22478 -Wstring-literal-comparison. Add -Waddress.
22480 (Walways-true): Delete.
22481 (Wstring-literal-comparison): Delete.
22482 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22483 consistently instead of -Walways-true in example.
22484 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22485 * c-typeck.c (parser_build_binary_op): Replace
22486 -Wstring-literal-comparison and -Walways-true with -Waddress.
22487 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22490 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22492 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22493 without DECL_STRUCT_FUNCTION initialized.
22495 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22497 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22498 due to calls to functions taking pointers as parameters.
22500 2007-02-19 Richard Henderson <rth@redhat.com>
22503 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22506 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22508 * config/s390/s390.c (s390_call_saved_register_used,
22509 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22510 accessed to the new scheme.
22512 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22514 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22515 (cris_print_index, cris_print_operand, cris_print_operand_address)
22516 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22517 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22518 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22519 GET_CODE () == xxx.
22520 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22521 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22522 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22523 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22524 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22525 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22526 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22527 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22528 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22529 (uminsi3, call, call_value): Ditto.
22530 (define_split: indir_to_reg_split, unnamed): Ditto.
22532 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22534 PR tree-optimization/30975
22535 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22538 2007-02-18 Eric Christopher <echristo@gmail.com>
22540 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22541 Remove use of arglist.
22542 (mips_expand_builtin): Remove use of arglist, pass in expr.
22543 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22544 (mips_expand_builtin_movtf): Ditto.
22545 (mips_expand_builtin_compare): Ditto.
22547 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22549 * tree-sra.c (sra_build_assignment): Replace assertion
22550 checking with a comment explaining why it can't be done.
22552 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22554 PR middle-end/30833
22555 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22556 during CALL_EXPR representation conversion.
22557 * tree-ssa-propagate.c (set_rhs): Likewise.
22559 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22561 * tree-sra.c (sra_build_assignment): Disable assertion checking
22564 2007-02-18 Roger Sayle <roger@eyesopen.com>
22566 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22567 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22568 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22570 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22571 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22572 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22573 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22574 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22575 force_gimple_operand): Likewise.
22576 * ipa-cp.c (constant_val_insert): Likewise.
22577 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22578 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22579 perfect_nestify): Likewise.
22580 * langhooks.c (lhd_omp_assignment): Likewise.
22581 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22582 lower_copyprivate_clauses, lower_send_clauses,
22583 lower_send_shared_vars, expand_parallel_call,
22584 expand_omp_for_generic, expand_omp_for_static_nochunk,
22585 expand_omp_for_static_chunk, expand_omp_sections,
22586 lower_omp_single_copy, lower_omp_for_lastprivate,
22587 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22588 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22589 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22592 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22594 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22595 config/sh/sh.md: Follow spelling conventions.
22597 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22598 config/frv/predicates.md: Follow spelling conventions.
22600 * config/m68k/linux-unwind.h: Fix a comment typo.
22601 * target.h: Follow spelling conventions.
22603 2007-02-18 Roger Sayle <roger@eyesopen.com>
22605 PR rtl-optimization/28173
22606 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22607 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22608 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22609 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22610 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22612 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22614 * builtins.c (fold_builtin_load_exponent): New.
22615 (fold_builtin_2): Use it.
22617 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22619 PR rtl-optimization/30773
22620 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22621 if we fail to attach a REG_EQUIV note.
22623 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22624 Roger Sayle <roger@eyesopen.com>
22626 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22628 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22630 * calls.c (initialize_argument_information): Pass original EXP
22631 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22632 code to split complex arguments here, as part of initializing the
22634 (expand_call): Remove code that builds a list of arguments and
22635 inserts implicit arguments into it. Instead, just count how many
22636 implicit arguments there will be so we can determine the size of
22637 the ARGS array, and let initialize_argument_information do the work.
22638 (split_complex_values): Delete unused function.
22640 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22642 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22644 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22646 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22647 for arg pointer based indexed addressing.
22649 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22651 * config/ia64/ia64.h, config/ia64/ia64.md,
22652 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22653 spelling conventions.
22655 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22657 * config/m68k/m68k.c (split_di): New.
22658 * config/m68k/m68k-protos.h: Declare split_di.
22659 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22660 Improve predicate handling and split constant shifts.
22662 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22664 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22665 parameter for register bitfield operations, general predicates
22668 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22670 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22671 * config/m68k/linux-unwind.h: New file.
22673 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22675 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22676 config/i386/athlon.md, config/ia64/ia64.md,
22677 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22678 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22679 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22680 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22681 tree-vect-transform.c: Fix comment typos.
22683 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22685 * sched-deps.c (find_insn_list): Remove.
22686 * sched-int.h: Remove the prototype for find_insn_list.
22688 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22690 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22692 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22693 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22694 darwin_rs6000_override_options.
22695 (C_COMMON_OVERRIDE_OPTIONS): Expect
22696 darwin_macosx_version_min to be non-NULL always.
22697 (TARGET_C99_FUNCTIONS): Likewise.
22698 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
22699 (DARWIN_MINVERSION_SPEC): New.
22700 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
22701 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
22703 (DARWIN_MINVERSION_SPEC): New.
22704 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
22706 * config/darwin-c.c (darwin_cpp_builtins): Expect
22707 darwin_macosx_version_min to be non-NULL always.
22709 * config/rs6000/rs6000.c: Clean up trailing whitespace.
22711 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
22713 * config/i386/i386.h (x86_use_xchgb): New.
22714 (TARGET_USE_XCHGB): New macro.
22715 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
22716 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
22717 Split after reload into bswaphi for shifts of 8.
22718 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
22719 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
22720 or when optimizing for size.
22722 2007-02-16 Richard Guenther <rguenther@suse.de>
22723 Christian Bruel <christian.bruel@st.com>
22725 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
22726 DECLs but prefer SSA_NAMEs over DECLs.
22728 2007-02-16 Richard Guenther <rguenther@suse.de>
22730 * tree-flow-inline.h (single_imm_use_p): Remove.
22731 (zero_imm_uses_p): Likewise.
22732 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
22733 instead of single_imm_use_p.
22734 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
22737 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22740 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
22741 nested double- and backquotes.
22743 2007-02-15 Roger Sayle <roger@eyesopen.com>
22745 PR middle-end/30391
22746 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
22747 should be unreachable.
22748 (build2_stat): Allow construction of MODIFY_EXPR at any time.
22749 For the time being redirect GIMPLE_MODIFY_STMT to the new
22750 (renamed) build_gimple_modify_stmt_stat.
22751 (build2_gimple_stat): Rename to...
22752 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
22753 Always build a GIMPLE_MODIFY_STMT node.
22754 * tree.h (build2_gimple, build2_gimple_stat): Delete.
22755 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
22758 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
22759 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
22760 * tree-complex.c (set_component_ssa_name, expand_complex_move,
22761 expand_complex_div_wide): Likewise.
22762 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
22763 * tree-ssa-loop-im.c (schedule_sm): Likewise.
22764 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
22765 * tree-ssa-loop-manip.c (create_iv): Likewise.
22766 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
22767 abs_replacement): Likewise.
22768 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
22769 realify_fake_stores): Likewise.
22771 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
22772 node rather than a GIMPLE_MODIFY_STMT node.
22773 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
22774 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
22776 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
22777 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
22778 GIMPLE_MODIFY_STMT.
22780 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22782 PR middle-end/30433
22783 * fold-const.c (fold_comparison): Add back the
22784 folding of constant complex comparisions.
22786 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22788 PR middle-end/30729
22789 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
22790 effects unknown to this function, return early.
22792 2007-02-15 Ian Lance Taylor <iant@google.com>
22794 * lower-subreg.c (move_eh_region_note): New static function.
22795 (resolve_simple_move): Call it.
22796 (decompose_multiword_subregs): Track blocks for which we resolve a
22797 simple move which is also a control flow insn. Pass them to
22798 find_many_sub_basic_blocks.
22799 (pass_lower_subreg): Add TODO_verify_flow.
22800 (pass_lower_subreg2): Likewise.
22802 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22803 Brooks Moses <brooks.moses@codesourcery.com>
22804 Lee Millward <lee.millward@codesourcery.com>
22806 * tree.h (enum tree_code_class): Add tcc_vl_exp.
22807 (VL_EXP_CLASS_P): New.
22808 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
22810 (TREE_OPERAND_CHECK_CODE): Likewise.
22811 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
22812 (TREE_RTL_OPERAND_CHECK): Likewise.
22813 (tree_operand_check_failed): Make second parameter the whole tree
22814 instead of its code. Fixed callers.
22815 (VL_EXP_CHECK): New.
22816 (TREE_OPERAND_LENGTH): New.
22817 (VL_EXP_OPERAND_LENGTH): New.
22818 (CALL_EXPR_FN): New.
22819 (CALL_EXPR_STATIC_CHAIN): New.
22820 (CALL_EXPR_ARGS): New.
22821 (CALL_EXPR_ARG): New.
22822 (call_expr_nargs): New.
22823 (CALL_EXPR_ARGP): New.
22824 (build_nt_call_list): Declare.
22825 (build_vl_exp_stat): Declare.
22826 (build_vl_exp): New.
22827 (build_call_list): Declare.
22828 (build_call_nary): Declare.
22829 (build_call_valist): Declare.
22830 (build_call_array): Declare.
22831 (call_expr_arg): Declare.
22832 (call_expr_argp): Declare.
22833 (call_expr_arglist): Declare.
22834 (fold_build_call_list): Declare.
22835 (fold_build_call_list_initializer): Declare.
22836 (fold_call_expr): Declare to replace fold_builtin.
22837 (fold_builtin_fputs): Update to agree with modified definition.
22838 (fold_builtin_strcpy): Likewise.
22839 (fold_builtin_strncpy): Likewise.
22840 (fold_builtin_memory_chk): Likewise.
22841 (fold_builtin_stxcpy_chk): Likewise.
22842 (fold_builtin_strncpy_chk): Likewise.
22843 (fold_builtin_next_arg): Likewise.
22844 (fold_build_call_expr): Declare.
22845 (fold_builtin_call_list): Declare.
22846 (fold_builtin_call_valist): Declare.
22847 (build_call_expr): Declare.
22848 (validate_arglist): Update to agree with modified definition.
22849 (tree_operand_length): New.
22850 (call_expr_arg_iterator): New.
22851 (init_call_expr_arg_iterator): New.
22852 (next_call_expr_arg): New.
22853 (first_call_expr_arg): New.
22854 (more_call_expr_args_p): New.
22855 (FOR_EACH_CALL_EXPR_ARG): New.
22857 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
22858 and tcc_gimple_stmt.
22859 (tree_code_size): Update documentation. Use sizeof (tree) rather
22860 than sizeof (char *).
22861 (tree_size): Likewise. Add case for tcc_vl_exp.
22862 (tree_node_structure): Add case for tcc_vl_exp.
22863 (contains_placeholder_p): Likewise.
22864 (substitute_in_expr): Likewise.
22865 (substitute_placeholder_in_expr): Likewise.
22866 (stabilize_reference_1): Likewise.
22867 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
22868 to diagnose breakage of this interface for constructing CALL_EXPRs.
22869 (build_nt): Add similar assertion here.
22870 (build_nt_call_list): New.
22871 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
22872 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
22874 (get_callee_fndecl): Use new CALL_EXPR accessors.
22875 (tree_operand_check_failed): Change parameters to pass entire node
22876 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
22877 (process_call_operands): New.
22878 (build_vl_exp_stat): New.
22879 (build_call_list): New.
22880 (build_call_nary): New.
22881 (build_call_valist): New.
22882 (build_call_array): New.
22883 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22884 (call_expr_arglist): New.
22886 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
22887 tcc_vl_exp instead of a fixed-size tcc_expression.
22889 * doc/c-tree.texi (CALL_EXPR): Document new representation and
22890 accessors for CALL_EXPRs.
22891 (AGGR_INIT_EXPR): Likewise.
22893 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22894 Brooks Moses <brooks.moses@codesourcery.com>
22895 Lee Millward <lee.millward@codesourcery.com>
22897 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
22898 (expand_builtin_nonlocal_goto): Change parameter to be entire
22899 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
22900 (expand_builtin_prefetch): Likewise.
22901 (expand_builtin_classify_type): Likewise.
22902 (mathfn_built_in): Return NULL_TREE instead of 0.
22903 (expand_errno_check): Use new CALL_EXPR accessors.
22904 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
22905 Return NULL_RTX instead of 0.
22906 (expand_builtin_mathfn_2): Likewise.
22907 (expand_builtin_mathfn_3): Likewise.
22908 (expand_builtin_interclass_mathfn): Likewise.
22909 (expand_builtin_sincos): Likewise.
22910 (expand_builtin_cexpi): Likewise.
22911 (expand_builtin_int_roundingfn): Likewise.
22912 (expand_builtin_int_roundingfn_2): Likewise.
22913 (expand_builtin_pow): Likewise.
22914 (expand_builtin_powi): Likewise.
22915 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
22916 of arglist, fixing callers appropriately. Use new CALL_EXPR
22917 accessors and constructors. Return NULL_RTX instead of 0.
22918 (expand_builtin_strstr): Likewise.
22919 (expand_builtin_strchr): Likewise.
22920 (expand_builtin_strrchr): Likewise.
22921 (expand_builtin_strpbrk): Likewise.
22922 (expand_builtin_memcpy): Likewise.
22923 (expand_builtin_mempcpy): Likewise.
22924 (expand_builtin_mempcpy_args): New.
22925 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
22926 (expand_builtin_memmove_args): New.
22927 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
22928 (expand_movstr): Likewise.
22929 (expand_builtin_strcpy): Likewise.
22930 (expand_builtin_strcpy_args): New.
22931 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
22932 (expand_builtin_strncpy): Likewise.
22933 (expand_builtin_memset): Likewise.
22934 (expand_builtin_memset_args): New.
22935 (expand_builtin_bzero): Similarly to expand_builtin_memset.
22936 (expand_builtin_memcmp): Likewise.
22937 (expand_builtin_strcmp): Likewise.
22938 (expand_builtin_strncmp): Likewise.
22939 (expand_builtin_strcat): Likewise.
22940 (expand_builtin_strncat): Likewise.
22941 (expand_builtin_strspn): Likewise.
22942 (expand_builtin_strcspn): Likewise.
22943 (expand_builtin_args_info): Likewise.
22944 (expand_builtin_va_start): Likewise.
22945 (gimplify_va_arg_expr): Likewise.
22946 (expand_builtin_va_end): Likewise.
22947 (expand_builtin_va_copy): Likewise.
22948 (expand_builtin_frame_address): Likewise.
22949 (expand_builtin_alloca): Likewise.
22950 (expand_builtin_bswap): Likewise.
22951 (expand_builtin_unop): Likewise.
22952 (expand_builtin_fputs): Likewise.
22953 (expand_builtin_expect): Likewise.
22954 (expand_builtin_fabs): Likewise.
22955 (expand_builtin_copysign): Likewise.
22956 (expand_builtin_printf): Likewise.
22957 (expand_builtin_fprintf): Likewise.
22958 (expand_builtin_sprintf): Likewise.
22959 (expand_builtin_init_trampoline): Likewise.
22960 (expand_builtin_signbit): Likewise.
22961 (expand_builtin_fork_or_exec): Likewise.
22962 (expand_builtin_sync_operation): Likewise.
22963 (expand_builtin_compare_and_swap): Likewise.
22964 (expand_builtin_lock_test_and_set): Likewise.
22965 (expand_builtin_lock_release): Likewise.
22966 (expand_builtin): Likewise.
22967 (builtin_mathfn_code): Likewise.
22969 (fold_builtin_constant_p): Pass call arguments individually instead
22970 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22971 accessors and constructors. Return NULL_TREE instead of 0.
22972 (fold_builtin_expect): Likewise.
22973 (fold_builtin_classify_type): Likewise.
22974 (fold_builtin_strlen): Likewise.
22975 (fold_builtin_nan): Likewise.
22976 (integer_valued_real_p): Likewise.
22977 (fold_trunc_transparent_mathfn): Likewise.
22978 (fold_fixed_mathfn): Likewise.
22979 (fold_builtin_cabs): Likewise.
22980 (fold_builtin_sqrt): Likewise.
22981 (fold_builtin_cbrt): Likewise.
22982 (fold_builtin_cos): Likewise.
22983 (fold_builtin_cosh): Likewise.
22984 (fold_builtin_tan): Likewise.
22985 (fold_builtin_sincos): Likewise.
22986 (fold_builtin_cexp): Likewise.
22987 (fold_builtin_trunc): Likewise.
22988 (fold_builtin_floor): Likewise.
22989 (fold_builtin_ceil): Likewise.
22990 (fold_builtin_round): Likewise.
22991 (fold_builtin_int_roundingfn): Likewise.
22992 (fold_builtin_bitop): Likewise.
22993 (fold_builtin_bswap): Likewise.
22994 (fold_builtin_logarithm): Likewise.
22995 (fold_builtin_hypot): Likewise.
22996 (fold_builtin_pow): Likewise.
22997 (fold_builtin_powi): Likewise.
22998 (fold_builtin_exponent): Likewise.
22999 (fold_builtin_memset): Likewise.
23000 (fold_builtin_bzero): Likewise.
23001 (fold_builtin_memory_op): Likewise.
23002 (fold_builtin_bcopy): Deleted; call site changed to invoke
23003 fold_builtin_memory_op directly.
23004 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23005 (fold_builtin_strncpy): Likewise.
23006 (fold_builtin_memcmp): Likewise.
23007 (fold_builtin_strcmp): Likewise.
23008 (fold_builtin_strncmp): Likewise.
23009 (fold_builtin_signbit): Likewise.
23010 (fold_builtin_copysign): Likewise.
23011 (fold_builtin_isascii): Likewise.
23012 (fold_builtin_toascii): Likewise.
23013 (fold_builtin_isdigit): Likewise.
23014 (fold_builtin_fabs): Likewise.
23015 (fold_builtin_abs): Likewise.
23016 (fold_builtin_fmin_fmax): Likewise.
23017 (fold_builtin_carg): Likewise.
23018 (fold_builtin_classify): Likewise.
23019 (fold_builtin_unordered_cmp): Likewise.
23021 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23022 New functions split out from fold_builtin_1.
23023 (fold_builtin_n): New.
23024 (fold_builtin_varargs): New.
23025 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23027 (fold_call_expr): New.
23028 (build_function_call_expr): Rewrite to use new helper function.
23029 (fold_builtin_call_list): New.
23030 (build_call_expr): New.
23031 (fold_builtin_call_valist): New.
23032 (rewrite_call_expr): New.
23033 (validate_arg): New.
23034 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23035 of an arglist. Change return type to bool. Use new CALL_EXPR
23038 (fold_builtin_strstr): Pass call arguments individually instead
23039 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23040 accessors and constructors. Return NULL_TREE instead of 0.
23041 (fold_builtin_strchr): Likewise.
23042 (fold_builtin_strrchr): Likewise.
23043 (fold_builtin_strpbrk): Likewise.
23044 (fold_builtin_strcat): Likewise.
23045 (fold_builtin_strncat): Likewise.
23046 (fold_builtin_strspn): Likewise.
23047 (fold_builtin_strcspn): Likewise.
23048 (fold_builtin_fputs): Likewise.
23049 (fold_builtin_next_arg): Likewise.
23050 (fold_builtin_sprintf): Likewise.
23052 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23053 NULL_RTX instead of 0.
23054 (expand_builtin_memory_chk): Likewise.
23055 (maybe_emit_chk_warning): Likewise.
23056 (maybe_emit_sprintf_chk_warning): Likewise.
23058 (fold_builtin_object_size): Pass call arguments individually instead
23059 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23060 accessors and constructors. Return NULL_TREE instead of 0.
23061 (fold_builtin_memory_chk): Likewise.
23062 (fold_builtin_stxcpy_chk): Likewise.
23063 (fold_builtin_strncpy_chk): Likewise.
23064 (fold_builtin_strcat_chk): Likewise.
23065 (fold_builtin_strcat_chk): Likewise.
23066 (fold_builtin_strncat_chk): Likewise.
23067 (fold_builtin_sprintf_chk): Likewise.
23068 (fold_builtin_snprintf_chk): Likewise.
23069 (fold_builtin_printf): Likewise.
23070 (fold_builtin_vprintf): Likewise.
23072 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23074 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23075 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23076 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23077 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23078 (fold_unary): Likewise.
23079 (fold_binary): Likewise.
23080 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23081 ternary expressions.
23082 (fold): Add logic for tcc_vl_exp.
23083 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23084 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23085 (fold_build3_stat): Add assertion to flag broken interface for
23086 constructing CALL_EXPRs.
23087 (fold_build_call_list): New.
23088 (fold_build_call_list_initializer): New.
23089 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23091 (fold_strip_sign_ops): Likewise.
23093 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23094 Brooks Moses <brooks.moses@codesourcery.com>
23095 Lee Millward <lee.millward@codesourcery.com>
23097 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23098 accessors and dump arguments explicitly.
23100 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23102 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23104 (print_call_name): Use new CALL_EXPR accessors.
23106 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23107 CALL_EXPR arguments explicitly instead of as a list. Use
23108 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23110 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23111 (vrp_visit_stmt): Likewise.
23113 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23114 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23116 (force_move_till_expr): Likewise.
23118 * targhooks.c (default_external_stack_protect_fail): Use
23119 build_call_expr instead of build_function_call_expr.
23120 (default_hidden_stack_protect_fail): Likewise.
23122 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23125 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23126 and walk arguments explicitly.
23128 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23129 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23130 (expand_simple_operations): Likewise.
23131 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23133 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23134 of TREE_CODE_LENGTH.
23135 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23137 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23138 instead of TREE_CODE_LENGTH.
23140 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23141 (tree_ic_transform): Likewise.
23142 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23143 parameter instead of arglist. Fix callers.
23144 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23145 (tree_stringops_transform): Likewise.
23146 (tree_indirect_call_to_profile): Likewise.
23147 (tree_stringops_values_to_profile): Likewise.
23149 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23150 (eliminate_tail_call): Likewise.
23152 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23154 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23155 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23157 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23159 * omp-low.c (build_omp_barrier): Use build_call_expr.
23160 (lower_rec_input_clauses): Likewise.
23161 (lower_reduction_clauses): Likewise.
23162 (expand_parallel_call): Likewise.
23163 (maybe_catch_exception): Likewise.
23164 (expand_omp_for_generic): Likewise.
23165 (expand_omp_for_static_nochunk): Likewise.
23166 (expand_omp_sections): Likewise.
23167 (lower_omp_single_simple): Likewise.
23168 (lower_omp_single_copy): Likewise.
23169 (lower_omp_master): Likewise.
23170 (lower_omp_ordered): Likewise.
23171 (lower_omp_critical): Likewise.
23173 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23174 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23176 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23177 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23178 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23180 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23181 and generalize to handle any number of operands.
23182 (chrec_contains_undetermined): Likewise.
23183 (tree_contains_chrecs): Likewise.
23184 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23186 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23188 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23189 fold_call_expr instead of fold_builtin.
23190 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23191 match declarations there.
23192 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23195 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23196 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23198 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23199 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23201 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23204 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23205 (execute_cse_sincos): Use new CALL_EXPR accessors.
23207 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23209 * gimple-low.c (lower_function_body): Use build_call_expr.
23210 (lower_builtin_setjmp): Likewise.
23212 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23213 (set_storage_via_libcall): Likewise.
23214 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23215 instead of TREE_CODE_LENGTH.
23216 (expand_expr_real_1): Use new CALL_EXPR accessors.
23218 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23219 generalize to handle any number of operands.
23220 (TB_parent_eq): Likewise.
23222 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23223 (strip_builtin_expect): Likewise.
23225 * function.c (gimplify_parameters): Use build_call_expr.
23227 * tree-vectorizer.c (vect_is_simple_reduction): Use
23228 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23230 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23231 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23233 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23236 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23237 (gimplify_decl_expr): Likewise.
23238 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23239 Use new CALL_EXPR iterators.
23240 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23241 (gimplify_modify_expr_to_memset): Likewise.
23242 (gimplify_variable_sized_compare): Likewise.
23243 (gimplify_omp_atomic_fetch_op): Likewise.
23244 (gimplify_omp_atomic_pipeline): Likewise.
23245 (gimplify_omp_atomic_mutex): Likewise.
23246 (gimplify_function_tree): Likewise.
23248 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23249 (call_expr_flags): Likewise.
23250 (expand_call): Likewise.
23252 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23253 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23256 * coverage.c (create_coverage): Use build_call_expr.
23258 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23259 (temp_call_expr_obstack): New.
23260 (pool_copy_list): Delete.
23261 (temp_copy_call_expr): New.
23262 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23263 CALL_EXPR accessors. Get rid of special goo for copying argument
23264 lists and use temp_copy_call_expr instead.
23265 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23266 CALL_EXPR accessors.
23267 (create_expression_by_pieces): Likewise. Use build_call_array
23268 to construct the result instead of fold_build3.
23269 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23270 dealing with argument lists.
23271 (init_pre): Remove references to expression_node_pool and
23272 list_node_pool. Init temp_call_expr_obstack instead.
23273 (fini_pre): Remove references to expression_node_pool and
23276 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23277 and walk arguments explicitly instead of as a list.
23279 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23280 (mx_register_decls): Likewise.
23281 (mudflap_register_call): Likewise.
23282 (mudflap_finish_file): Likewise.
23284 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23285 (ipa_callsite_compute_param): Likewise.
23287 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23288 accessors and constructor.
23290 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23291 accessors and constructor.
23292 (convert_tramp_reference): Likewise.
23293 (convert_call_expr): Likewise.
23294 (finalize_nesting_tree_1): Likewise.
23296 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23299 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23301 * tree-inline.c (initialize_inlined_parameters): Pass entire
23302 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23304 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23305 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23307 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23308 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23309 (vectorizable_reduction): Likewise.
23310 (vectorizable_call): Use new CALL_EXPR iterators.
23311 (vectorizable_conversion): Use build_call_expr.
23312 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23313 (vect_gen_widened_results_half): Use build_call_expr.
23314 (vect_setup_realignment): Likewise.
23315 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23317 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23318 (pass_through_call): Likewise.
23319 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23322 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23323 (tree_gen_pow2_profiler): Likewise.
23324 (tree_gen_one_value_profiler): Likewise.
23325 (tree_gen_ic_func_profiler): Likewise.
23326 (tree_gen_average_profiler): Likewise.
23327 (tree_gen_ior_profiler): Likewise.
23329 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23330 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23331 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23333 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23334 of TREE_CODE_LENGTH.
23336 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23337 of TREE_CODE_LENGTH.
23339 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23341 (convert_to_integer): Likewise.
23343 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23346 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23347 Brooks Moses <brooks.moses@codesourcery.com>
23348 Lee Millward <lee.millward@codesourcery.com>
23350 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23352 * config/frv/frv.c (frv_expand_builtin): Likewise.
23353 * config/s390/s390.c (s390_expand_builtin): Likewise.
23355 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23356 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23358 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23359 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23360 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23361 (ix86_expand_store_builtin): Likewise.
23362 (ix86_expand_unop_builtin): Likewise.
23363 (ix86_expand_unop1_builtin): Likewise.
23364 (ix86_expand_sse_compare): Likewise.
23365 (ix86_expand_sse_comi): Likewise.
23366 (ix86_expand_vec_init_builtin): Likewise.
23367 (ix86_expand_vec_ext_builtin): Likewise.
23368 (ix86_expand_vec_set_builtin): Likewise.
23369 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23371 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23372 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23374 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23375 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23376 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23378 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23380 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23381 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23382 arglist. Use new CALL_EXPR accessors. Fix callers.
23383 (altivec_expand_abs_builtin): Likewise.
23384 (rs6000_expand_binop_builtin): Likewise.
23385 (altivec_expand_predicate_builtin): Likewise.
23386 (altivec_expand_lv_builtin): Likewise.
23387 (spe_expand_stv_builtin): Likewise.
23388 (altivec_expand_stv_builtin): Likewise.
23389 (rs6000_expand_ternop_builtin): Likewise.
23390 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23391 (altivec_expand_st_builtin): Likewise.
23392 (altivec_expand_dst_builtin): Likewise.
23393 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23394 arglist. Use new CALL_EXPR accessors. Fix callers.
23395 (altivec_expand_vec_set_builtin): Likewise.
23396 (altivec_expand_vec_ext_builtin): Likewise.
23397 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23398 (spe_expand_builtin): Likewise.
23399 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23400 arglist. Use new CALL_EXPR accessors. Fix callers.
23401 (spe_expand_evsel_builtin): Likewise.
23402 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23403 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23405 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23406 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23407 (arm_expand_unop_builtin): Likewise.
23408 (arm_expand_builtin): Use new CALL_EXPR accessors.
23410 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23413 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23414 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23416 (bfin_expand_unop_builtin): Likewise.
23417 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23419 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23420 Brooks Moses <brooks.moses@codesourcery.com>
23421 Lee Millward <lee.millward@codesourcery.com>
23423 * c-semantics.c (build_stmt): Add internal diagnostic check.
23425 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23426 accessors. Print arguments explicitly instead of as a list.
23428 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23430 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23431 (c_finish_omp_flish): Likewise.
23433 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23434 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23435 instead of TREE_CODE_LENGTH.
23436 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23437 (c_warn_unused_result): Likewise.
23439 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23442 * doc/invoke.texi (Warning Options): Remove
23443 -Werror-implicit-function-declaration.
23444 (Wimplicit-function-declaration): Update description.
23445 * opts.c (common_handle_option): Move handling of -Werror=* to...
23446 (enable_warning_as_error): ...here.
23447 * opts.h (enable_warning_as_error): Declare.
23448 * c-decl.c (implicit_decl_warning): Unless
23449 -Wno-implicit-function-declaration is given, emit a pedwarn if
23450 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23451 * c.opt (Wimplicit-function-declaration): Replace
23452 mesg_implicit_function_declaration with
23453 warn_implicit_function_declaration.
23454 * c-opts.c (c_common_handle_option):
23455 -Werror-implicit-function-declaration is exactly equal as
23456 -Werror=implicit-function-declaration.
23457 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23458 warn_implicit_function_declaration.
23459 (c_common_post_options): -Wimplict-function-declaration is enabled
23460 by default by -std=c99, otherwise is disabled by default.
23461 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23463 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23465 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23466 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23467 former is ignored but not the latter.
23469 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23471 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23472 is made and the reference doesn't use the alias set of its type,
23473 do not create the temporary using that type.
23475 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23477 * jump.c: Remove prototypes for delete_computation and
23478 delete_prior_computation.
23480 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23482 * jump.c (get_label_after): Delete.
23483 (get_label_before, delete_computation, delete_jump,
23484 delete_prior_computation, follow_jumps): Move...
23485 * reorg.c (delete_computation, delete_prior_computation): ... here...
23486 (get_label_before, delete_jump): ... making these static ...
23487 (follow_jumps): ... and simplifying this since it only runs after
23489 * rtl.h (get_label_after, get_label_before, delete_jump,
23490 follow_jumps): Delete prototypes.
23492 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23494 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23496 2007-02-15 Nick Clifton <nickc@redhat.com>
23498 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23499 order to prevent it from being munged by the target.
23501 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23503 * config/i386/i386.md: Remove misleading comment.
23505 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23507 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23508 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23511 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23513 * tree-sra.c (instantiate_missing_elements): Canonicalize
23515 (sra_build_assignment): New.
23516 (generate_copy_inout, generate_element_copy,
23517 generate_element_zero, generate_one_element_init): Use it.
23519 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23521 * tree-sra.c (instantiate_missing_elements): Canonicalize
23523 (sra_build_assignment): New.
23524 (generate_copy_inout, generate_element_copy,
23525 generate_element_zero, generate_one_element_init): Use it.
23527 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23529 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23532 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23534 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23535 types as aggregates not scalars.
23536 * function.c (assign_stack_temp_for_type): Likewise.
23538 2007-02-14 Roger Sayle <roger@eyesopen.com>
23539 Zdenek Dvorak <dvorakz@suse.cz>
23541 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23544 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23546 * passes.c (next_pass_1): Clear the next field of the copied
23549 2007-02-14 Richard Henderson <rth@redhat.com>
23551 * tree-sra.c (early_sra): New.
23552 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23553 (tree_sra_early, pass_sra_early): New.
23554 * tree-pass.h (pass_sra_early): Declare.
23555 * passes.c (init_optimization_passes): Use it.
23557 2007-02-14 Richard Guenther <rguenther@suse.de>
23559 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23561 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23563 PR tree-optimization/30771
23564 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23566 (vect_analyze_operations): Induction phis can now be marked as
23568 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23569 Update documentation accordingly.
23571 2007-02-14 Nick Clifton <nickc@redhat.com>
23573 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23574 most 3 arguments are supported.
23575 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23577 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23579 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23580 Ensure dst->current is valid.
23582 2007-02-13 Paul Brook <paul@codesourcery.com>
23584 * config.gcc: Add arm*-*-uclinux-*eabi.
23585 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23586 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23587 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23588 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23589 (LINK_SPEC): Define.
23590 (LIB_SPEC): Define.
23591 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23593 * config/arm/uclinux-eabi.h: New file.
23594 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23595 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23598 2007-02-13 Ian Lance Taylor <iant@google.com>
23600 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23601 * flags.h (warn_strict_overflow): Declare.
23602 (enum warn_strict_overflow_code): Define.
23603 (issue_strict_overflow_warning): New static inline function.
23604 * opts.c (warn_strict_overflow): New variable.
23605 (common_handle_option): Handle OPT_Wstrict_overflow and
23606 OPT_Wstrict_overflow_.
23607 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23609 * fold-const.c: Include intl.h.
23610 (fold_deferring_overflow_warnings): New static variable.
23611 (fold_deferred_overflow_warning): New static variable.
23612 (fold_deferred_overflow_code): New static variable.
23613 (fold_defer_overflow_warnings): New function.
23614 (fold_undefer_overflow_warnings): New function.
23615 (fold_undefer_and_ignore_overflow_warnings): New function.
23616 (fold_deferring_overflow_warnings_p): New function.
23617 (fold_overflow_warning): New static function.
23618 (make_range): Add strict_overflow_p parameter. Change all
23620 (extract_muldiv, extract_muldiv_1): Likewise.
23621 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23622 tree_expr_nonnegative_p.
23623 (fold_negate_expr): Call fold_overflow_warning.
23624 (fold_range_test): Likewise.
23625 (fold_comparison): Likewise.
23626 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23627 instead of tree_expr_nonnegative_p.
23628 (tree_expr_nonnegative_warnv_p): Rename from
23629 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23630 (tree_expr_nonnegative_p): New function.
23631 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23632 strict_overflow_p parameter.
23633 (tree_expr_nonzero_p): New function.
23634 * passes.c (verify_interpass_invariants): New static function.
23635 (execute_one_pass): Call it.
23636 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23638 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23639 (estimate_numbers_of_iterations): Likewise.
23640 (scev_probably_wraps_p): Likewise.
23641 * tree-ssa-ccp.c: Include "toplev.h".
23642 (evaluate_stmt): Defer fold overflow warnings until we know we are
23644 (struct fold_stmt_r_data): Add stmt field.
23645 (fold_stmt_r): Defer fold overflow warnings until we know we
23647 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23648 (fold_stmt_inplace): Likewise.
23649 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23650 (cleanup_control_expr_graph): Defer fold overflow warnings until
23651 we know we are going to optimize.
23652 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23653 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23655 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23656 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23657 * tree-ssa-loop-manip.c (create_iv): Likewise.
23658 * c-typeck.c (build_conditional_expr): Likewise.
23659 (build_binary_op): Likewise.
23660 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23661 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23662 (extract_range_from_unary_expr): Likewise.
23663 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23664 assuming that signed overflow does not occur.
23665 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23666 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23667 (fold_defer_overflow_warnings): Declare.
23668 (fold_undefer_overflow_warnings): Declare.
23669 (fold_undefer_and_ignore_overflow_warnings): Declare.
23670 (fold_deferring_overflow_warnings_p): Declare.
23671 (tree_expr_nonzero_warnv_p): Declare.
23672 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23673 of warning options.
23674 (Warning Options): Document -Wstrict-overflow.
23675 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23676 (tree-ssa-ccp.o): Likewise.
23677 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23678 (fold-const.o): Depend on intl.h.
23680 2007-02-13 Ian Lance Taylor <iant@google.com>
23682 PR middle-end/30751
23683 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23686 2007-02-13 Stuart Hastings <stuart@apple.com>
23688 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23690 2007-02-13 Richard Henderson <rth@redhat.com>
23692 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23693 handled_component_p before looking for the indirect_ref.
23695 2007-02-13 Richard Henderson <rth@redhat.com>
23697 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
23698 remove flags clobber.
23699 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
23700 (bswaphi_lowpart): New.
23701 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
23702 remove TARGET_BSWAP test. Delete expander of the same name.
23704 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
23705 (expand_unop): Use them.
23707 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
23709 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
23710 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
23711 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
23712 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
23713 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
23714 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
23715 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
23716 assembler dialect choice from asm templates.
23718 2007-02-12 Richard Henderson <rth@redhat.com>
23720 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
23721 (fixuns_trunc<SSEMODEF>si2): Use it.
23722 * config/i386/sse.md (vec_setv4sf_0): Export.
23723 * config/i386/i386.c (ix86_build_const_vector): Export.
23724 (ix86_split_convert_uns_si_sse): Rename from
23725 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
23726 * config/i386/i386-protos.h: Update.
23728 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23731 * c-typeck.c (c_finish_return): Improve warning message.
23733 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23735 * alias.c (find_symbolic_term): Delete unused function.
23737 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
23739 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
23740 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
23741 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
23743 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23745 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
23746 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
23747 the function, temporarily point the debug interface to the null one.
23749 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23751 * dwarf2out.c (round_up_to_align): New static function.
23752 (field_byte_offset): Use it to round the offset.
23754 2007-02-12 Richard Henderson <rth@redhat.com>
23756 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
23757 (inswl_const): Export.
23759 2007-02-12 Richard Henderson <rth@redhat.com>
23761 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
23762 result mode of the libcall, convert back to outmode.
23764 2007-02-12 Roger Sayle <roger@eyesopen.com>
23766 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
23767 (bswapdi2): New define_expand to implement 32-bit implementation.
23769 2007-02-12 Nick Clifton <nickc@redhat.com>
23771 * doc/invoke.texi (Overall Options): Document --help=.
23772 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
23773 (cc1_options): Pass --help= on to cc1.
23774 (display_help): Add description of --help=.
23775 (process_command): Add code to handle --help=. Allow translated
23776 --help and --target-help switches to be passed on to compiler
23778 (main): Remove unused if statement.
23779 * opts.c (columns): Remove.
23780 (LEFT_COLUMN): Define.
23781 (wrap_help): Add columns argument.
23782 (print_filtered_help): Change parameters to be an include bitmask,
23783 an exclude bitmask, an any bitmask and the column width. Move the
23784 code to display the params list here. Add code to display the
23785 status of options rather than their descriptions if the quiet flag
23787 (print_specific_help): Change parameters to be an include bitmask,
23788 an exclude bitmask and an any bitmask. Move code to look up the
23789 column width here. Decide upon the title for an options listing.
23790 (common_handle_options): Add code to handle --help=. Adapt code
23791 for --help and --target-help to use the revised form of the
23792 print_specific_help function.
23793 (print_help): Delete.
23794 (print_param_help): Delete.
23795 (print_switch): Delete.
23796 * opts.h (cl_lang_count): Add prototype.
23797 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
23798 CL_MAX_OPTION_CLASS): New defines.
23799 * optc-gen.awk: Add construction of cl_lang_count.
23800 * c.opt: Add Warning attribute to warning options and Optimization
23801 attribute to optimization options.
23802 * common.opt: Likewise.
23804 Add -fhelp and -ftarget-help as aliases for the transformed --help
23805 and --target-help options.
23806 * opt-functions.awk: Add code to handle Warning and Optimization
23809 2007-02-12 Richard Henderson <rth@redhat.com>
23811 * config/alpha/constraints.md: New file.
23812 * config/alpha/alpha.c: Include tm-constrs.h.
23813 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
23814 alpha_extra_constraint): Remove.
23815 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
23816 * config/alpha/alpha-protos.h: Update.
23817 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
23818 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
23819 (EXTRA_CONSTRAINT): Remove.
23820 * config/alpha/alpha.md: Include constraints.md.
23821 (adddi splitter): Use satisfies_constraint_*.
23822 * config/alpha/predicates.md (add_operand): Likewise.
23823 (sext_add_operand, addition_operation): Likewise.
23825 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
23827 PR tree-optimization/29145
23828 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
23829 in our handling of restrict qualified pointers.
23831 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23834 * doc/invoke.texi (Wunused-value): Update description.
23835 (Wextra): Delete item.
23836 * opts.c (set_Wextra): Don't use the value of Wextra to set the
23837 value of Wunused-value.
23838 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
23839 (c_finish_stmt_expr): Don't check extra_warnings.
23840 (emit_side_effect_warnings): The caller is responsible to check
23843 2007-02-11 Roger Sayle <roger@eyesopen.com>
23844 Matt Thomas <matt@3am-software.com>
23846 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
23848 2007-02-11 Roger Sayle <roger@eyesopen.com>
23850 * simplify-rtx.c (simplify_relational_operation_1): Optimize
23851 comparisons of POPCOUNT against zero.
23852 (simplify_const_relational_operation): Likewise.
23854 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23856 * doc/invoke.texi (Wextra): Delete outdated paragraph.
23858 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23860 * dwarf2out.c (root_type): Delete unused function.
23862 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23864 * genattrtab.c (contained_in_p): Delete unused function.
23865 (write_expr_attr_cache): Likewise.
23867 2007-02-11 Jan Hubicka <jh@suse.cz>
23869 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
23872 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
23874 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
23875 to add the REG_EQ* note.
23876 * see.c (see_merge_one_use_extension): Likewise.
23877 * local-alloc.c (update_equiv_regs): Likewise. Also don't
23878 turn REG_EQUAL notes into REG_EQUIV notes if the target
23879 register may have more than one set.
23880 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
23881 * gcse.c (try_replace_reg): Likewise.
23882 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
23883 * calls.c (fixup_tail_calls): Likewise. Abort if there is
23884 more than one REG_EQUIV note.
23885 * reload1.c (gen_reload): Use set_unique_reg_note.
23887 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
23889 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
23890 (ix86_builtin_conversion): New function.
23892 2007-02-06 Mark Mitchell <mark@codesourcery.com>
23895 * tree.h (DECL_REPLACEABLE_P): New macro.
23896 * except.c (set_nothrow_function_flags): Likewise.
23898 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
23899 Ira Rosen <irar@il.ibm.com>
23900 Dorit Nuzman <dorit@il.ibm.com>
23902 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
23903 * targhooks.c (default_builtin_vectorized_conversion): New.
23904 * targhooks.h (default_builtin_vectorized_function): New declaration.
23905 * target.h (struct vectorize): Add builtin_conversion field.
23906 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
23907 stmt_vec_info_type value.
23908 (vectorizable_conversion): New declaration.
23909 * tree-vect-analyze.c (vect_analyze_operations): Add
23910 vectorizable_conversion call.
23911 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
23912 * tree-vect-transform.c (vectorizable_conversion): New function.
23913 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
23914 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
23916 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
23917 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
23918 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
23919 or ALTIVEC_BUILTIN_VCFSX.
23921 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23924 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
23925 CONST_DOUBLE and operand 0 is a hard register.
23926 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
23927 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
23928 is a hard floating-point register.
23930 2007-02-10 Richard Henderson <rth@redhat.com>
23931 Jakub Jelinek <jakub@redhat.com>
23932 Alexandre Oliva <aoliva@redhat.com>
23934 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
23935 * builtin-types.def (BT_WORD): Make unsigned.
23936 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
23937 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
23938 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
23939 * c-decl.c (grokdeclarator): Don't error if !have_tls.
23940 * c-parser.c (c_parser_omp_threadprivate): Likewise.
23941 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
23943 * expr.c (emutls_var_address): New.
23944 (expand_expr_real_1): Expand emulated tls.
23945 (expand_expr_addr_expr_1): Likewise.
23946 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
23947 * output.h (emutls_finish): Declare.
23948 * toplev.c (compile_file): Call it.
23949 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
23950 address before wrapping in CONST.
23951 * varasm.c (emutls_htab, emutls_object_type): New.
23952 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
23953 (get_emutls_object_name, get_emutls_object_type): New.
23954 (get_emutls_init_templ_addr, emutls_decl): New.
23955 (emutls_common_1, emutls_finish): New.
23956 (assemble_variable): When emulating tls, swap decls; generate
23957 constructor for the emutls objects.
23958 (do_assemble_alias): When emulating tls, swap decl and target name.
23959 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
23961 * varpool.c (decide_is_variable_needed): Look at force_output.
23962 Recurse for emulated tls.
23963 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
23964 with decide_is_variable_needed.
23965 * emutls.c: New file.
23966 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
23967 tls_object for real tls.
23969 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
23971 PR rtl-optimization/29599
23972 * reload1.c (eliminate_regs_in_insn): Take the destination
23973 mode into account when computing the offset.
23975 2007-02-09 Stuart Hastings <stuart@apple.com>
23976 Richard Henderson <rth@redhat.com>
23978 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23979 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23980 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
23981 fixuns_truncdfhi2): New.
23982 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
23983 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
23984 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
23985 (floatunssidf2): Allow nonimmediate source.
23986 * config/i386/sse.md (movdi_to_sse): New.
23987 (vec_concatv2di): Drop '*'.
23988 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
23989 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23990 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
23992 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
23993 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23994 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
23995 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
23996 (ix86_build_signbit_mask): Fix decl of v, refactor to call
23997 ix86_build_const_vector.
23998 (x86_emit_floatuns): Rewrite.
24000 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24002 * genautomata.c (longest_path_length): Delete unused function.
24003 (struct state): Delete unused longest_path_length.
24004 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24005 (get_free_state): Delete unused.
24007 2007-02-09 Jan Hubicka <jh@suse.cz>
24009 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24010 * doc/invoke.texi (inline-unit-growth): Update default value.
24012 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24013 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24014 (rebuild_cgraph_edges): Likewise.
24015 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24016 (dump_cgraph_node): Dump frequencies.
24017 (cgraph_clone_edge): Add frequency scales.
24018 (cgraph_clone_node): Add freuqnecy.
24019 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24020 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24021 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24022 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24023 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24024 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24025 (save_inline_function_body): Likewise.
24026 * ipa-inline.c: inluce rtl.h
24027 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24028 (cgraph_edge_badness): Use frequencies.
24029 (cgraph_decide_recursive_inlining): Update clonning.
24030 (cgraph_decide_inlining_of_small_function): Dump frequency.
24031 * predict.c (estimate_bb_frequencies): Export.
24032 * predict.h (estimate_bb_frequencies): Declare.
24033 * tree-inline.c (copy_bb): Watch overflows.
24034 (expand_call_inline): Update call of cgraph_create_edge.
24035 (optimize_inline_calls): Use TODO flags to update frequnecies.
24036 * passes.h: Include predict.h
24037 (init_optimization_passes): Move profile ahead.
24038 (execute_function_todo): Handle TODO_rebuild_frequencies.
24040 2007-02-09 Roger Sayle <roger@eyesopen.com>
24042 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24043 the insbl or inswl pattern into a register.
24045 2007-02-09 Roger Sayle <roger@eyesopen.com>
24047 * config/ia64/ia64.md (bswapdi2): New define_insn.
24049 2007-02-09 Richard Henderson <rth@redhat.com>
24051 * config/i386/constraints.md (Ym): New constraint.
24052 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24053 (movdi_1_rex64): Split sse and xmm general register moves from
24054 memory move alternatives. Use conditional register constraints.
24055 (movsf_1, movdf_integer): Likewise.
24056 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24057 (movdf_integer_rex64): New.
24058 (pushsf_rex64): Fix output constraints.
24059 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24060 (sse2_stored): Likewise.
24061 (sse2_storeq_rex64): New.
24062 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24063 amd and not generic.
24064 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24065 for optimize_size. Remove SF/DFmode hack.
24067 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24069 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24072 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24073 Richard Sandiford <richard@codesourcery.com>
24075 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24076 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24077 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24078 m68k/t-mlib to tmake_file.
24079 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24080 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24081 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24082 Allow it to be cf or m68k. Set m68k_arch_family. If that
24083 variable is not empty, add t-$m68k_arch_family to tmake_file.
24084 Add t-mlibs to tmake_file.
24085 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24086 * config/m68k/t-cf: New file.
24087 * config/m68k/t-m68k: Likewise.
24088 * config/m68k/t-mlibs: Likewise.
24089 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24090 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24091 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24092 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24093 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24095 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24096 (INSTALL_LIBGCC): Delete.
24097 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24098 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24099 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24100 (M68K_MLIB_CPU): Define.
24101 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24102 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24103 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24105 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24106 Richard Guenther <rguenther@suse.de>
24108 PR middle-end/23361
24109 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24110 against INT_MIN/INT_MAX.
24111 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24112 file if a loop is removed.
24114 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24116 * calls.c (store_one_arg): Pass correct alignment to
24117 emit_push_insn for non-BLKmode values.
24118 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24119 unaligned stack slot via a suitably aligned slot.
24121 2007-02-08 DJ Delorie <dj@redhat.com>
24123 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24125 (legal_subregs): Use unsigned char, make const.
24126 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24128 2007-02-08 Paul Brook <paul@codesourcery.com>
24130 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24131 special interworking needed.
24133 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24135 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24136 conditional to __SSE2__.
24137 (Entries below should have been added to first ChangeLog
24138 entry for amdfam10 dated 2007-02-05)
24139 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24141 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24143 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24146 2007-02-08 DJ Delorie <dj@redhat.com>
24148 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24149 * config/m32c/m32c.c (legal_subregs): New.
24150 (m32c_illegal_subreg_p): New.
24151 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24152 unsupported subregs of hard regs.
24154 2007-02-08 Jan Hubicka <jh@suse.cz>
24156 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24157 the same one; always update histograms.
24159 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24161 * passes.c (init_optimization_passes): Tidy comment.
24163 2007-02-08 Roger Sayle <roger@eyesopen.com>
24165 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24166 strip zero_extend, bswap and rotates from POCOUNT's argument.
24167 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24168 zero_extend and rotates from PARITY's argument.
24169 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24170 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24171 of an integer constant at compile-time.
24173 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24176 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24178 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24181 * tree-ssa-live.c (remove_unused_locals): Do not remove
24182 TREE_ADDRESSABLE variables.
24183 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24184 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24185 FOR_CLOBBER. Update all users.
24186 If VAR has an associated alias set, add a virtual operand for
24187 it if no alias is found to conflict with the memory reference.
24189 2007-02-07 Jan Hubicka <jh@suse.cz>
24190 Robert Kidd <rkidd@crhc.uiuc.edu>
24192 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24194 2007-02-07 Ian Lance Taylor <iant@google.com>
24196 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24198 2007-02-07 Roger Sayle <roger@eyesopen.com>
24200 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24201 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24202 tablejumpdi, movsi_to_cr_one): Remove constraints from
24203 define_expand's match_operands.
24205 2007-02-07 Roger Sayle <roger@eyesopen.com>
24207 * global.c (compute_regsets): Move declatation of "i" inside of
24208 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24210 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24213 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24214 of INDIRECT_REF <RESULT_DECL>.
24216 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24218 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24219 Kaz Kojima <kkojima@gcc.gnu.org>
24222 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24224 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24226 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24228 * doc/loop.texi: Document possibility not to perform disambiguation
24229 of loops with multiple latches.
24230 * cfgloopmanip.c (alp_enum_p): Removed.
24231 (add_loop): Handle subloops. Use get_loop_body_with_size.
24232 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24233 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24234 the new forwarder block.
24235 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24236 Handle the case latch is NULL.
24237 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24238 modifications when marking loop exits.
24239 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24241 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24242 disambiguate_loops_with_multiple_latches.
24243 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24244 before fix_loop_structure.
24245 * cfgloop.c: Include pointer-set.h and output.h.
24246 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24247 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24248 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24249 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24250 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24251 disambiguate_multiple_latches, get_loop_body_with_size,
24252 disambiguate_loops_with_multiple_latches): New functions.
24253 (flow_loop_dump): Dump multiple latch edges.
24254 (flow_loop_nodes_find): Handle loops with multiple latches.
24255 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24256 (glb_enum_p): Modified.
24257 (get_loop_body): Use get_loop_body_with_size.
24258 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24259 (AVOID_CFG_MODIFICATIONS): New constant.
24260 (disambiguate_loops_with_multiple_latches, add_loop,
24261 get_loop_body_with_size): Declare.
24262 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24264 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24266 PR inline-asm/28686
24267 * global.c (compute_regsets): New function.
24268 (global_alloc): Refactored ELIMINABLE_REGSET
24269 and NO_GLOBAL_ALLOC_REGS computation out.
24270 (rest_of_handle_global_alloc): Call compute_regsets()
24271 for non-optimizing case.
24273 2007-02-06 Richard Henderson <rth@redhat.com>
24275 * config/i386/constraints.md (Y2): Rename from Y.
24276 (Yi): New constraint.
24277 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24278 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24279 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24280 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24281 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24282 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24283 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24284 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24285 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24286 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24287 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24288 vec_extractv2si_1): Change Y constraints to Y2.
24289 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24290 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24291 Change Y constraints to Y2.
24292 (sse2_loadld): Change Y constraints to x.
24294 2007-02-06 Roger Sayle <roger@eyesopen.com>
24296 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24297 (parity<mode>2): New define_expand using rs6000_emit_parity.
24298 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24299 rs6000_emit_parity): New functions.
24300 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24301 rs6000_emit_parity): Prototype here.
24303 2007-02-06 Ian Lance Taylor <iant@google.com>
24305 * lower-subreg.c (simple_move_operand): Reject CONST.
24306 (resolve_clobber): Call validate_change rather than directly
24307 assigning to XEXP (pat, 0).
24309 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24311 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24312 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24313 (tree-cfg.o): Remove hashtab.h dependency.
24315 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24316 (struct ivopts_data): Change niters to pointer_map_t.
24317 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24318 (niter_for_exit): Create pointer_map on demand. Change for
24320 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24321 (free_loop_data): Destroy data->niters if created and reset field.
24322 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24323 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24325 * tree-ssa-reassoc.c: Include pointer-set.h.
24326 (bb_rank): Change to long *.
24327 (operand_rank): Change to pointer_map_t.
24328 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24329 (insert_operand_rank): Accept long.
24330 (operand_entry_hash, operand_entry_eq): Remove.
24331 (get_rank): Return long. Adjust for changes above.
24332 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24334 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24336 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24337 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24338 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24340 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24341 directly since it cannot be NULL.
24342 (get_vi_for_tree): Rewrite for pointer_map API.
24343 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24344 (init_alias_vars): Create vi_for_tree as pointer_map.
24345 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24347 * tree-cfg.c: Don't include hashtab.h.
24348 (edge_to_cases): Declare as pointer_map.
24349 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24351 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24352 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24353 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24355 (record_switch_edge): Delete.
24356 (get_cases_for_edge): Adjust for pointer_map API, inline
24357 record_switch_edge (rewritten for new API), remove goto.
24359 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24361 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24362 * tree-nested.c: Include pointer-set.h.
24363 (var_map_elt, var_map_eq, var_map_hash): Delete.
24364 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24365 to pointer_map_t's.
24366 (nesting_info_bitmap_obstack): New.
24367 (lookup_field_for_decl): Adjust for pointer_map API.
24368 (lookup_tramp_for_decl): Adjust for pointer_map API.
24369 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24370 (get_local_debug_decl): Adjust for pointer_map API.
24371 (convert_nl_goto_reference): Adjust for pointer_map API.
24372 (convert_nl_goto_receiver): Adjust for pointer_map API.
24373 (create_nesting_tree): Create outside GGC space. Create bitmap on
24374 the new obstack. Create field_map and var_map as pointer_maps.
24375 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24377 (lower_nested_functions): Move root here, no need to NULL it.
24378 Initialize and release the obstack.
24380 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24382 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24383 Remove prototypes and make them non-static.
24384 (struct tree_int_map): Remove.
24385 * tree.h (struct tree_int_map): Move here, turning TO into an
24387 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24389 * tree.h (TREE_COMPLEXITY): Remove.
24390 (struct tree_exp): Remove complexity field.
24391 * tree.c (build1_stat): Don't set it.
24393 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24394 Victor Kaplansky <victork@il.ibm.com>
24396 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24397 (vect_is_simple_reduction): Support reduction with induction as
24398 one of the operands.
24399 (vect_is_simple_iv_evolution): Fix formatting.
24400 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24401 formatting. Don't mark induction phis for vectorization.
24402 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24403 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24404 (vect_get_vec_def_for_operand): Support induction.
24405 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24407 (vectorizable_reduction): Support reduction with induction as one of
24409 (vectorizable_type_demotion): Use def-type of stmt argument rather
24410 than dummy def-type.
24412 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24413 flag_tree_scev_cprop.
24414 * common.opt (tree-scev-cprop): New flag.
24416 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24417 call to vect_get_new_vect_var.
24419 2007-02-06 Ira Rosen <irar@il.ibm.com>
24421 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24422 vectype is not NULL.
24423 (vect_pattern_recog_1): Likewise.
24425 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24427 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24428 (fold_negate_expr): Likewise.
24430 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24433 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24434 even if cv-qualification is the same.
24436 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24438 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24439 __enable_execute_stack on completion.
24441 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24443 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24444 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24445 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24446 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24447 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24448 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24449 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24450 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24452 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24454 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24455 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24456 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24457 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24458 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24459 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24460 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24461 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24462 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24463 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24464 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24465 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24466 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24467 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24468 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24469 sqrtextenddfxf2_i387): Added amdfam10_decode.
24471 * config/i386/athlon.md (athlon_idirect_amdfam10,
24472 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24473 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24474 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24475 athlon_ivector_store_amdfam10): New define_insn_reservation.
24476 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24479 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24481 * config/i386/athlon.md (athlon_call_amdfam10,
24482 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24483 define_insn_reservation.
24484 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24485 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24486 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24488 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24490 * config/i386/athlon.md (athlon_sseld_amdfam10,
24491 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24492 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24494 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24496 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24497 define_insn_reservation.
24498 * config/i386/i386.md (sseins): Added sseins to define_attr type
24499 and define_attr unit.
24500 * config/i386/sse.md: Set type attribute to sseins for insertq
24503 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24505 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24506 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24507 ssecomi_load_amdfam10, ssecomi_amdfam10,
24508 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24509 define_insn_reservation.
24510 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24512 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24514 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24515 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24516 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24517 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24518 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24519 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24520 define_insn_reservation.
24522 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24523 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24524 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24525 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24526 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24528 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24530 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24531 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24532 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24533 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24534 athlon_ssemul_load_k8): Added amdfam10.
24536 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24538 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24539 (x86_sse_unaligned_move_optimal): New variable.
24541 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24543 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24544 for unaligned vector SSE double/single precision loads for AMDFAM10.
24546 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24548 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24549 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24550 Define TARGET_CPU_DEFAULT_amdfam10.
24551 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24552 (processor_type): Add PROCESSOR_AMDFAM10.
24554 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24555 processor_type in config/i386/i386.h.
24556 Enable imul peepholes for TARGET_AMDFAM10.
24558 * config.gcc: Add support for --with-cpu option for amdfam10.
24560 * config/i386/i386.c (amdfam10_cost): New variable.
24561 (m_AMDFAM10): New macro.
24562 (m_ATHLON_K8_AMDFAM10): New macro.
24563 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24564 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24565 x86_promote_QImode, x86_integer_DFmode_moves,
24566 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24567 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24568 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24569 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24570 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24571 Enable/disable for amdfam10.
24572 (override_options): Add amdfam10_cost to processor_target_table.
24573 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24574 processor_alias_table.
24575 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24576 (ix86_adjust_cost): Add code for amdfam10.
24578 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24580 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24581 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24582 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24583 * config/i386/i386.h: Add builtin definition for SSE4A.
24584 * config/i386/i386.md: Add support for ABM instructions
24585 (popcnt and lzcnt).
24586 * config/i386/sse.md: Add support for SSE4A instructions
24587 (movntss, movntsd, extrq, insertq).
24588 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24589 Add -march=amdfam10 flag.
24590 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24591 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24593 * doc/extend.texi: Add documentation for SSE4A builtins.
24595 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24597 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24599 2007-02-05 Richard Guenther <rguenther@suse.de>
24601 * tree-vectorizer.h (vectorizable_function): Add argument type
24602 argument, change return type.
24603 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24604 * tree-vect-transform.c (vectorizable_function): Handle extra
24605 argument, return vectorized function decl.
24606 (build_vectorized_function_call): Remove.
24607 (vectorizable_call): Handle calls with result and argument types
24608 differing. Handle loop vectorization factor correctly.
24609 * targhooks.c (default_builtin_vectorized_function): Adjust for
24611 * targhooks.h (default_builtin_vectorized_function): Likewise.
24612 * target.h (builtin_vectorized_function): Add argument type
24614 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24615 extra argument, allow vectorizing of lrintf.
24616 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24617 documentation of target hook.
24619 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24622 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24623 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24624 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24626 2007-02-05 Roger Sayle <roger@eyesopen.com>
24628 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24629 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24630 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24631 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24632 before canonicalizing sincos to cexpi.
24633 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24635 2007-02-05 Roger Sayle <roger@eyesopen.com>
24637 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24638 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24639 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24641 2007-02-05 Roger Sayle <roger@eyesopen.com>
24643 * mips-tfile.c (initialize_init_file): Correct endianness test.
24645 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24647 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24648 the 'y' constraint.
24650 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24652 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24653 saves in a PARALLEL before the register assignments.
24655 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24657 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24658 DWARF_FRAME_RETURN_COLUMN to be a general register.
24659 * dwarf2out.c (init_return_column_size): New function, split from...
24660 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24661 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24662 to be nongeneral registers.
24663 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24665 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24666 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24668 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24670 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24672 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24674 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24675 (remove_path): Use can_remove_branch_p and remove_branch instead
24676 of loop_delete_branch_edge.
24677 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24678 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24679 Update profile using scale_dominated_blocks_in_loop.
24680 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24681 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24682 (can_remove_branch_p, remove_branch): Declare.
24683 * tree-cfg.c (tree_can_remove_branch_p): New function.
24684 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24685 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24686 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24688 2007-02-05 Jan Hubicka <jh@suse.cz>
24690 PR middle-end/30696
24691 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24692 nodes in cgraph, don't remove offline copy of the function.
24694 2007-02-04 Jan Hubicka <jh@suse.cz>
24696 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
24697 vectors might cause maybe_lookup_element_for_expr to be called
24698 on non-sra-candidate.
24700 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24702 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
24703 config/bfin/bfin.md, config/bfin/predicates.md: Follow
24704 spelling conventions.
24706 2007-02-04 Richard Guenther <rguenther@suse.de>
24708 PR middle-end/30636
24709 * fold-const.c (try_move_mult_to_index): Make sure to not
24710 overflow one dimension of a multi-dimensional array access.
24712 2007-02-04 Jan Hubicka <jh@suse.cz>
24714 * passes.c (init_optimization_passes): Reindent.
24716 2007-02-04 Jan Hubicka <jh@suse.cz>
24717 Eric Botcazou <ebotcazou@adacore.com>
24719 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
24720 (execute_fixup_cfg): Break out the abnormal goto code.
24721 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
24722 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
24723 (optimize_inline_calls): Call make_nonlocal_label_edges.
24725 2007-02-04 Jan Hubicka <jh@suse.cz>
24727 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
24728 true when something was changed.
24729 (rename_ssa_copies): When something was changed, do
24730 TODO_remove_unused_locals.
24731 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24732 add TODO_remove_unused_locals when instruction was removed.
24734 2007-02-04 Jan Hubicka <jh@suse.cz>
24736 * ipa-inline.c (try_inline): Improve debug output; work on already
24738 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
24739 call try_inline for already inlined edges too when flattening;
24740 inline also functions that make callee growth but overall unit size
24743 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24745 * config/m32c/bitops.md, config/m32c/jump.md,
24746 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
24747 config/m32r/m32r.h, config/m32r/m32r.md,
24748 config/m32r/predicates.md, config/m68hc11/larith.asm,
24749 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
24750 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
24751 config/mips/mips-protos.h, config/mips/mips.c,
24752 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
24753 config/mn10300/mn10300.h, config/mn10300/predicates.md,
24754 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
24755 spelling conventions.
24757 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
24758 Follow spelling conventions.
24760 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
24762 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
24763 warn about C++0x compatibility.
24765 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24767 * config/h8300/h8300.c, config/h8300/h8300.h,
24768 config/h8300/h8300.md: Follow spelling conventions.
24770 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
24772 PR middle-end/30667
24773 * combine.c (try_combine): Do not substitute source operand
24774 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
24776 2007-02-03 Jan Hubicka <jh@suse.cz>
24778 PR gcov-profile/30650
24779 * value-prof.c (stringop_block_profile): Fix handling of size counter;
24780 do not divide by zero for never executed counters.
24781 (tree_find_values_to_profile): Fix counters.
24782 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
24784 2007-02-03 Ian Lance Taylor <iant@google.com>
24786 * lower-subreg.c (simple_move_operand): New static function,
24787 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
24789 (simple_move): Call simple_move_operand.
24790 (find_decomposable_subregs): Add special handling of MEMs.
24791 (can_decompose_p): Rename from cannot_decompose_p. Reverse
24792 meaning of return value. If we see a hard register, test whether
24793 it can store a word_mode value. Change all callers.
24795 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24797 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
24798 ftrapv insns and expanders.
24799 (subdi3): Change define_expand operand 1 to arith11_operand, and
24800 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
24801 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
24802 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
24805 PR middle-end/30174
24806 * varasm.c (notice_global_symbol): Treat global objects as weak when
24807 flag_shlib is true.
24809 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24811 * emit-rtl.c (dconstpi): Delete.
24812 (dconstsqrt2): New.
24813 (init_emit_once): Delete dconstpi and init dconstsqrt2.
24814 * real.h (dconstpi): Delete.
24815 (dconstsqrt2): New.
24816 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
24817 (fold_builtin_hypot): Likewise.
24819 2007-02-03 Tom Tromey <tromey@redhat.com>
24822 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
24823 -gcoff3, -gxcoff3, -gvms3 implies -dD.
24825 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
24827 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
24828 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
24829 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
24830 config/rs6000/cell.md, config/rs6000/darwin.h,
24831 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
24832 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
24833 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
24834 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
24835 typos. Follow spelling conventions.
24836 * doc/invoke.texi: Follow spelling conventions.
24838 2007-02-03 Roger Sayle <roger@eyesopen.com>
24840 * simplify-rtx.c (simplify_relational_operation_1): Implement some
24841 canonicalization transformations that attempt to simplify integer
24842 constant comparisons to become comparisons against zero.
24844 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24846 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
24848 * fold-const.c (fold_binary): Fix comment typos. Fold complex
24849 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
24851 2007-02-02 Mike Stump <mrs@apple.com>
24853 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
24854 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
24855 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
24856 generate a branch island.
24858 2007-02-02 Bob Wilson <bob.wilson@acm.org>
24860 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
24861 (xtensa_legitimate_address_p): New.
24862 (xtensa_legitimize_address): New.
24863 (xtensa_output_addr_const_extra): New.
24864 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
24866 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
24867 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
24868 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
24869 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
24870 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
24871 (xtensa_legitimize_address): New.
24872 (xtensa_output_addr_const_extra): New.
24874 2007-02-02 Steve Ellcey <sje@cup.hp.com>
24876 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
24878 2007-02-02 Ian Lance Taylor <iant@google.com>
24880 * expmed.c (expand_divmod): Add comment.
24882 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
24884 * emit-rtl.c (renumber_insns): Remove.
24885 * flags.h: Remove the extern for flag_renumber_insns.
24886 * rtl.h: Remove the prototype for renumber_insns.
24887 * toplev.c (flag_renumber_insns): Remove.
24889 2007-02-02 Hui-May Chang <hm.chang@apple.com>
24891 Revert for x86 darwin:
24892 2005-06-19 Uros Bizjak <uros@kss-loka.si>
24894 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
24895 code before the following patch under TARGET_MACHO.
24896 (ix86_function_value_regno_p): Likewise.
24898 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24900 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
24903 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24906 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
24907 loads to general or fp registers. Add comments.
24908 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
24910 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
24912 * pointer-set.c (insert_aux): Only return insertion slot.
24913 (pointer_set_insert): Adjust.
24914 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
24915 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
24916 pointer_map_traverse): New.
24917 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
24918 pointer_map_create, pointer_map_destroy, pointer_map_insert,
24919 pointer_map_contains, pointer_map_traverse): Declare.
24921 2007-02-02 Jakub Jelinek <jakub@redhat.com>
24923 PR middle-end/30473
24924 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
24925 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
24927 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24929 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
24931 (struct _dep): New type.
24932 (dep_t): New typedef.
24933 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
24934 (DEP_STATUS): New access macro. The macro with the same name was
24935 renamed to DEP_LINK_STATUS.
24936 (dep_init): Declare function
24938 (struct _dep_link): New type.
24939 (dep_link_t): New typedef.
24940 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
24941 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
24942 (DEP_LINK_STATUS): New macro.
24943 (debug_dep_links): New debug function.
24945 (struct _deps_list): New type.
24946 (deps_list_t): New typedef.
24947 (DEPS_LIST_FIRST): New access macro.
24948 (FOR_EACH_DEP_LINK): New cycle macro.
24949 (create_deps_list, free_deps_list, delete_deps_list): Declare
24951 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
24952 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
24953 (copy_deps_list_change_con): Ditto.
24955 (move_dep_link): Declare function.
24957 (struct _dep_node): New type.
24958 (dep_node_t): New typedef.
24959 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
24961 (struct haifa_insn_data.back_deps): New field to hold backward
24962 dependencies of the insn.
24963 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
24965 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
24966 Change its type to deps_list_t.
24967 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
24968 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
24969 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
24971 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
24973 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
24975 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
24977 (dep_cost): Declare.
24979 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
24980 (ds_to_dk, dk_to_ds): New functions.
24982 (init_dep_1): New static function.
24983 (init_dep): New function.
24984 (copy_dep): New static function.
24986 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
24988 (detach_dep_link): New static function.
24989 (move_dep_link): New function.
24991 (dep_links_consistent_p, dump_dep_links): New static functions.
24992 (debug_dep_links): New debugging function.
24994 (deps_obstack, dl_obstack, dn_obstack): New static variables.
24996 (alloc_deps_list, init_deps_list): New static functions.
24997 (create_deps_list): New function.
24998 (clear_deps_list): New static function.
24999 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25000 (deps_list_consistent_p, dump_deps_list): New static functions.
25001 (debug_deps_list): New function.
25002 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25004 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25006 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25007 use new scheduler dependencies lists.
25008 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25009 (sched_analyze): Ditto. Initialize dependencies lists.
25010 (add_forw_dep, compute_forward_dependences): Update to use new
25011 scheduler dependencies lists.
25013 (init_dependency_caches): Init deps_obstack.
25014 (free_dependency_caches): Free deps_obstack.
25016 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25017 new scheduler dependencies lists.
25018 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25019 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25021 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25022 Update to use new scheduler dependencies lists.
25023 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25024 (debug_dependencies): Ditto.
25025 (schedule_region): Update comments.
25027 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25028 scheduler dependencies lists.
25029 (schedule_ebb): Update comments.
25031 * rtl.def (DEPS_LIST): Remove.
25033 * lists.c (unused_deps_list): Remove.
25034 (free_list): Update assertions.
25036 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25037 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25039 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25040 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25042 * haifa-sched.c (comments): Update.
25043 (insn_cost1): Remove. Inline the code into insn_cost ().
25044 (insn_cost): Update to use new scheduler dependencies lists. Move
25045 processing of the dependency cost to dep_cost ().
25046 (dep_cost): New function. Use it instead of insn_cost () when
25047 evaluating cost of the dependency. Use compatible interface to
25048 interact with the target.
25049 (priority): Update to use new scheduler dependencies lists.
25050 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25051 with greater number of insns that depend on the insn.
25052 (schedule_insn): Update to use new scheduler dependencies lists. Add
25053 code to free backward dependencies lists. Inline and optimize code
25054 from resolve_dep () - see PR28071.
25055 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25056 lists. Update call to targetm.sched.is_costly_dependence hook.
25058 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25059 scheduler dependencies lists.
25061 (resolve_dep): Remove. Move the logic to schedule_insn ().
25062 (init_h_i_d): Initialize dependencies lists.
25064 (process_insn_depend_be_in_spec): Rename to
25065 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25066 dependencies lists.
25067 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25068 Update to use new scheduler dependencies lists.
25069 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25071 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25072 new scheduler dependencies lists.
25073 (build_intra_loop_deps): Ditto.
25075 * target.h (struct _dep): Declare to use in
25076 gcc_target.sched.is_costly_dependence.
25077 (struct gcc_target.sched.adjust_cost): Fix typo.
25078 (struct gcc_target.sched.is_costly_dependence): Change signature to
25079 use single dep_t parameter instead of an equivalent triad.
25080 (struct gcc_target.sched.adjust_cost_2): Remove.
25082 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25084 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25086 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25088 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25090 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25091 (REG_DEP_TRUE): Document.
25093 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25094 Change signature to correspond to the targetm.sched.adjust_cost hook.
25095 Update use in TARGET_SCHED_ADJUST_COST_2.
25096 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25097 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25098 new scheduler dependencies lists.
25099 (ia64_gen_check): Ditto.
25101 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25102 scheduler dependencies lists.
25104 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25105 signature to correspond to the targetm.sched.is_costly_dependence hook.
25106 (is_costly_group): Update to use new scheduler dependencies lists.
25108 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25109 instead of INSN_COST () macro.
25111 2007-02-01 Ian Lance Taylor <iant@google.com>
25113 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25115 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25117 * pa.md (tp_load): Correct mfctl instruction syntax.
25119 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25121 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25122 altivec_padding_size calculation on AIX. Improve comment, add
25123 assert to verify that it's right.
25125 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25128 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25130 PR inline-asm/28686
25131 * global.c (global_alloc): Add mising initialization of
25134 2007-02-01 Roger Sayle <roger@eyesopen.com>
25136 * alias.c (init_alias_analysis): Correct whitespace.
25137 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25138 partition_hot_cold_basic_blocks): Likewise.
25139 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25140 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25141 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25142 fold_builtin_snprintf_chk, fold_builtin_printf,
25143 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25144 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25145 * cfgcleanup.c (cleanup_cfg): Likewise.
25146 * cfgexpand.c (tree_expand_cfg): Likewise.
25147 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25148 * function.c (get_next_funcdef_no): Likewise.
25149 * gengtype.c (main): Likewise.
25150 * genmodes.c (main): Likewise.
25151 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25152 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25153 * ifcvt.c (noce_emit_move_insn): Likewise.
25154 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25156 * stor-layout.c (get_best_mode): Likewise.
25157 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25158 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25159 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25160 perform_var_substitution, solve_graph): Likewise.
25161 * tree-vrp.c (vrp_finalize): Likewise.
25163 2007-02-01 Ian Lance Taylor <iant@google.com>
25165 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25166 high part of a paradoxical subreg, return a constant zero.
25168 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25170 * toplev.c (lang_dependent_init): Call init_set_costs.
25171 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25173 2007-02-01 Richard Guenther <rguenther@suse.de>
25175 PR middle-end/30656
25176 * fold-const.c (fold_negate_expr): Allow negating a
25177 constant if overflow does not change.
25179 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25181 * doc/c-tree.texi (Expression trees): Improve markup.
25182 * doc/tm.texi (Register Classes, Addressing Modes)
25183 (Floating Point): Fix spacing after abbreviations. Fix some
25186 2007-02-01 Ben Elliston <bje@au.ibm.com>
25188 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25189 * doc/contrib.texi: Likewise.
25190 * doc/install.texi: Likewise.
25192 2007-01-31 Richard Henderson <rth@redhat.com>
25193 Ian Lance Taylor <iant@google.com>
25195 * lower-subreg.c: New file.
25196 * rtl.def (CONCATN): Define.
25197 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25198 pass_lower_subreg2.
25199 * emit-rtl.c (update_reg_offset): New static function, broken out
25200 of gen_rtx_REG_offset.
25201 (gen_rtx_REG_offset): Call update_reg_offset.
25202 (gen_reg_rtx_offset): New function.
25203 * regclass.c: Revert patch of 2006-03-05, restoring
25205 (clear_reg_info_regno): New function.
25206 * dwarf2out.c (concatn_loc_descriptor): New static function.
25207 (loc_descriptor): Handle CONCATN.
25208 * common.opt (fsplit_wide_types): New option.
25209 * opts.c (decode_options): Set flag_split_wide_types when
25211 * timevar.def (TV_LOWER_SUBREG): Define.
25212 * rtl.h (gen_reg_rtx_offset): Declare.
25213 (reg_scan_update): Declare.
25214 * regs.h (clear_reg_info_regno): Declare.
25215 * tree-pass.h (pass_lower_subreg): Declare.
25216 (pass_lower_subreg2): Declare.
25217 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25218 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25219 -fsplit-wide-types.
25220 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25221 * Makefile.in (OBJS-common): Add lower-subreg.o.
25222 (lower-subreg.o): New target.
25224 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25226 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25228 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25231 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25233 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25235 PR middle-end/29335
25236 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25238 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25240 * cfgloop.h: Include vec-prim.h.
25241 (enum li_flags): Remove LI_ONLY_OLD.
25242 (loop_iterator): Changed.
25243 (fel_next, fel_init): Iterate over loop tree.
25244 (FOR_EACH_LOOP_BREAK): New macro.
25245 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25247 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25248 * modulo-sched.c (sms_schedule): Ditto.
25249 * tree-vectorizer.c (vectorize_loops): Ditto.
25250 * doc/loop.texi: Update information on loop numbering and behavior of
25251 FOR_EACH_LOOP wrto new loops.
25252 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25253 add_to_evolution_1): Test nestedness of loops instead of comparing
25255 * tree-chrec.c (chrec_fold_plus_poly_poly,
25256 chrec_fold_multiply_poly_poly, chrec_evaluate,
25257 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25258 reset_evolution_in_loop): Ditto.
25259 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25261 2007-01-31 Dirk Mueller <dmueller@suse.de>
25263 * c-common.c (warn_about_parentheses): Separate warning about
25264 un-parenthized sequence of comparison operators from the one
25265 which is supposed to warn about x <= y <= z.
25267 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25269 * optabs.h (enum optab_index): Add new OTI_isinf.
25270 (isinf_optab): Define corresponding macro.
25271 * optabs.c (init_optabs): Initialize isinf_optab.
25272 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25274 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25275 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25277 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25278 expand_builtin_interclass_mathfn.
25279 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25280 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25281 (fxam<mode>2_i387): New insn pattern.
25282 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25283 built-in functions as x87 inline asm.
25285 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25287 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25289 2007-01-30 Eric Christopher <echristo@apple.com>
25291 * config.gcc: Add geode.
25293 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25295 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25296 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25297 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25298 value-prof.c: Fix comment typos.
25300 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25303 * doc/invoke.texi (Wpointer-arith): Document warning.
25305 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25307 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25308 the list of discrepancies from the draft TR.
25310 2007-01-30 Dirk Mueller <dmueller@suse.de>
25313 * doc/invoke.texi (-Wreturn-type): Update description to
25314 match new behavior.
25316 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25318 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25320 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25322 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25323 to handle optabs that operate on floating point input argument and
25324 output to integer output.
25325 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25326 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25327 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25328 expand_builtin_interclass_mathfn ().
25329 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25330 (ilogbsi2): Remove.
25331 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25332 ilogbl built-in functions as x87 intrinsics.
25334 2007-01-30 Richard Guenther <rguenther@suse.de>
25336 PR middle-end/27657
25337 * dwarf2out.c (reference_to_unused): Query varpool if the
25338 variable was output.
25340 2007-01-30 Richard Guenther <rguenther@suse.de>
25342 PR middle-end/30313
25343 * passes.c (execute_one_pass): Reset in_gimple_form to not
25344 confuse non-unit-at-a-time mode.
25346 2007-01-29 Roger Sayle <roger@eyesopen.com>
25347 Richard Guenther <rguenther@suse.de>
25349 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25350 avoid undefined behaviour on overflow. Use force_fit_type_double
25351 to construct the constant with the specified TREE_OVERFLOW.
25353 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25355 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25356 * config/dfp-bit.h: Ditto.
25358 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25360 * c-decl.c (pop_scope): Replace warnings with call to
25361 warn_for_unused_label.
25362 * c-common.h (warn_for_unused_label): Declare.
25363 * c-common.c (warn_for_unused_label): Define.
25365 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25367 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25370 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25372 * Makefile.in (USER_H): Remove decfloat.h.
25373 * ginclude/decfloat.h: Delete, moving contents to ...
25374 * ginclude/float.h: Add support for decimal floating point,
25375 guarded by __STDC_WANT_DEC_FP__.
25377 2007-01-29 Mike Stump <mrs@apple.com>
25379 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25380 Analysis and Representation to resolve case insensitive conflict.
25381 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25383 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25385 * tree.h (struct tree_memory_tag): Add aliases member.
25386 (MTAG_ALIASES): New macro.
25387 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25388 (add_may_alias): Remove pointer-set. Update for may_aliases being
25390 (mark_aliases_call_clobbered): Update for may_aliases being a
25392 (compute_tag_properties): Ditto.
25393 (create_partition_for): Ditto.
25394 (compute_memory_partitions): Ditto.
25395 (dump_may_aliases_for): Ditto.
25396 (is_aliased_with): Ditto.
25397 (add_may_alias_for_new_tag): Ditto.
25398 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25399 (compute_is_aliased): New function.
25400 (compute_may_aliases): Call compute_is_aliased).
25401 (init_alias_info): Initialize alias_bitmap_obstack.
25402 (union_alias_set_into): New function.
25403 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25404 (have_common_aliases_p): Rewrite to take two bitmaps and use
25406 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25407 Update for bitmaps.
25408 (finalize_ref_all_pointers): Update for add_may_alias changes.
25409 (new_type_alias): Ditto.
25410 * tree-flow-inline.h (may_aliases): Return a bitmap.
25411 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25412 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25413 may_aliases being a bitmap.
25414 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25415 may_aliases now returns a bitmap.
25416 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25418 * tree-ssa-operands.c (add_virtual_operand): Update for
25419 may_aliases being a bitmap.
25421 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25423 PR tree-optimization/30630
25424 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25425 variable as changed.
25427 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25430 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25431 expanded only once even if an error occurs.
25433 2007-01-29 Ben Elliston <bje@au.ibm.com>
25435 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25436 (__gcov_average_profiler): Likewise.
25437 (__gcov_ior_profiler): Likewise.
25438 (__gcov_merge_ior): Likewise.
25440 2007-01-28 Jan Hubicka <jh@suse.cz>
25442 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25443 * value-prof.c (stringop_block_profile): Likewise.
25445 2007-01-28 Jan Hubicka <jh@suse.cz>
25447 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25448 Add variant handling histograms; add wrapper.
25449 (clear_storage_via_libcall): Export.
25450 (emit_block_move_hints): Break out from ...; add histograms.
25451 (emit_block_move): ... this one.
25452 (clear_storage_hints): Break out from ...; add histograms.
25453 (clear_storage): ... this one.
25454 (set_storage_via_memset): Handle histogram.
25455 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25456 (clear_storage_hints, clear_storage_via_libcall): Declare.
25457 (set_storage_via_setmem): Update prototype.
25458 * doc/md.texi (movmem, setmem): Document new arguments.
25460 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25461 Add new histograms.
25462 (stringop_block_profile): New global function.
25463 (tree_stringops_values_to_profile): Profile block size and alignment.
25464 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25466 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25467 (stringop_block_profile): Declare.
25468 * builtins.c: Include value-prof.h.
25469 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25470 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25471 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25472 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25473 * profile.c (instrument_values): Add new counters.
25474 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25476 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25477 (tree_init_edge_profiler): Build new profilers.
25478 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25479 (pass_tree_profile): Add dump.
25480 (tree_profile_hooks): Update.
25481 * Makefile.in (LIBGCOV): Add new constants.
25482 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25483 __gcov_ior_profiler): New.
25484 * i386.md (movmem/setmem expanders): Add new optional arguments.
25486 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25488 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25490 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25492 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25493 (tree_unswitch_single_loop): Pass eni_size_weights to
25494 tree_num_loop_insns.
25495 * tree-ssa-loop-manip.c: Include tree-inline.h.
25496 (can_unroll_loop_p): Pass eni_size_weights to
25497 tree_num_loop_insns.
25498 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25499 Pass eni_size_weights to estimate_num_insns.
25500 * tree.h (init_inline_once): Export.
25501 * toplev.c (backend_init): Call init_inline_once.
25502 * cgraphunit.c (cgraph_process_new_functions,
25503 cgraph_analyze_function): Pass eni_inlining_weights to
25504 estimate_num_insns.
25505 * ipa-inline.c (compute_inline_parameters): Ditto.
25506 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25507 to estimate_num_insns.
25508 (try_unroll_loop_completely): Pass eni_size_weights to
25509 tree_num_loop_insns.
25510 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25511 ot estimate_num_insns.
25512 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25513 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25514 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25515 eni_time_weights): New variables.
25516 (init_inline_once): Initialize them.
25517 (struct eni_data): Mew.
25518 (estimate_num_insns_1, estimate_num_insns): Use weights.
25519 * tree-inline.h (struct eni_weights_d): New.
25520 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25521 (estimate_num_insns): Declaration changed.
25522 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25523 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25524 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25526 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25528 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25529 relations in the conflict function is valid.
25531 2007-01-27 Ian Lance Taylor <iant@google.com>
25533 * common.opt: Add fstrict-overflow.
25534 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25535 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25536 (TYPE_OVERFLOW_UNDEFINED): Define.
25537 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25539 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25540 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25541 (fold_negate_expr): Likewise.
25542 (make_range): Likewise.
25543 (extract_muldiv_1): Likewise.
25544 (maybe_canonicalize_comparison): Likewise.
25545 (fold_comparison): Likewise.
25546 (fold_binary): Likewise.
25547 (tree_expr_nonnegative_p): Likewise.
25548 (tree_expr_nonzero_p): Likewise.
25549 * tree-vrp.c (compare_values): Likewise.
25550 (extract_range_from_binary_expr): Likewise.
25551 (extract_range_from_unary_expr): Likewise.
25552 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25554 (nowrap_type_p): Likewise.
25555 * tree-scalar-evolution.c (simple_iv): Likewise.
25556 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25557 (build_range_check): Likewise.
25558 (extract_muldiv_1): Likewise.
25559 (fold_comparison): Likewise.
25560 * tree-vrp.c (vrp_int_const_binop): Likewise.
25561 (extract_range_from_unary_expr): Likewise.
25562 * convert.c (convert_to_integer): Likewise.
25563 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25564 (fold_comparison): Likewise.
25565 (fold_binary): Likewise.
25566 * optabs.c (optab_for_tree_code): Likewise.
25567 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25568 * simplify-rtx.c (simplify_const_relational_operation): Check
25569 flag_strict_overflow and flag_trapv.
25570 (simplify_const_relational_operation): Likewise.
25571 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25572 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25575 2007-01-27 Roger Sayle <roger@eyesopen.com>
25577 * tree.c (tree_fold_gcd): Delete.
25578 * tree.h (tree_fold_gcd): Remove prototype.
25579 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25580 test whether one constant integer is a multiple of another. Instead
25581 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25582 * fold-const.c (multiple_of_p): We've determined both TOP and
25583 BOTTOM are integer constants so we can call int_const_binop directly
25584 instead of the more generic const_binop.
25586 2007-01-27 Roger Sayle <roger@eyesopen.com>
25588 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25589 1*X check that the constant hasn't overflowed, to preserve the
25591 (round_up): Provide an efficient implementation when rouding-up an
25592 INTEGER_CST to a power-of-two.
25594 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25596 * doc/sourcebuild.texi: Add comma for clarity.
25597 * doc/extend.texi: Fix some typos.
25598 * doc/passes.texi: Likewise.
25599 * doc/cppinternals.texi: Likewise.
25600 * doc/c-tree.texi: Likewise.
25601 * doc/tree-ssa.texi: Likewise.
25602 * doc/install.texi: Likewise.
25604 2007-01-27 Jan Hubicka <jh@suse.cz>
25606 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25607 (pass_sra): Do not require alias information.
25608 * passes.c (init_optimization_passes): Add SRA
25610 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25612 * tracer.c (rest_of_handle_tracer): We already cleaned
25613 up the CFG in tracer() so don't do it here again.
25614 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25615 cleanup_cfg here, either. And don't call renumber_insns.
25617 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25618 and BB_HEAD are in the insn stream here. Instead make sure
25619 that BB_INSN is valid on all insns. Also, do check here that
25620 there are no pending branch predictions...
25621 (rtl_verify_flow_info): ...instead of doing it here. Checks
25622 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25625 2007-01-26 Roger Sayle <roger@eyesopen.com>
25627 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25628 function to simplify/factorize operand order canonicalization.
25629 (ix86_fixup_binary_operands): Reorganize using the above function.
25630 (ix86_binary_operator_ok): Likewise.
25632 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25634 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25635 file scope from optimize_attrs.
25636 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25638 (optimize_attrs): Clear insn_code_values after freeing it.
25640 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25642 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25643 a parts.base assignment.
25645 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25647 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25648 (compute_subscript_distance, initialize_data_dependence_relation,
25649 finalize_ddr_dependent, analyze_ziv_subscript,
25650 analyze_siv_subscript_cst_affine,
25651 compute_overlap_steps_for_affine_univar,
25652 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25653 analyze_siv_subscript, analyze_miv_subscript,
25654 analyze_overlapping_iterations, subscript_dependence_tester_1,
25655 compute_self_dependence, free_dependence_relation): Work
25656 with affine_fn instead of chrecs.
25657 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25658 common_affine_function, affine_function_base,
25659 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25660 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25661 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25662 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25663 (all_chrecs_equal_p): Removed.
25664 * tree-data-ref.h (affine_fn, conflict_function): New types.
25665 (struct subscript): Change type of conflicting_iterations_in_a
25666 and conflicting_iterations_in_b.
25668 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25671 * config/pa/pa.h (TARGET_HPUX_11): New.
25672 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25673 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25675 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25676 Richard Guenther <rguenther@suse.de>
25678 * tree-ssa-structalias.c (solve_graph): Handle case
25679 we merged the variable to another.
25681 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25683 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25686 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25687 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25689 2007-01-25 DJ Delorie <dj@redhat.com>
25691 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25692 allow changes to modes which don't fit in those registers.
25694 * reload1.c (choose_reload_regs): Check for invalid subregs before
25695 computing their locations, not after.
25697 2007-01-25 Geoffrey Keating <geoffk@apple.com>
25700 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
25701 save Altivec registers in an eh_return function.
25702 (compute_vrsave_mask): Likewise.
25703 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
25704 for saving Altivec registers.
25705 (rs6000_emit_prologue): Don't allocate stack twice in
25706 eh_return function. Correct expected value of altivec_save_offset
25707 when using save_world. Describe save of R0 to stack when using
25708 save_world. Describe stack pointer adjustment when using
25709 save_world. Remove duplicated eh_return parameter register saving.
25710 Update sp_offset variable after save_world.
25711 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
25713 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
25714 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
25717 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25719 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
25721 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25724 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
25725 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
25727 2007-01-25 Richard Guenther <rguenther@suse.de>
25729 * doc/invoke.texi (-Wcoverage-mismatch): Document.
25730 * common.opt (-Wcoverage-mismatch): New warning option.
25731 * coverage.c (get_coverage_counts): Ignore coverage mismatch
25732 if -Wcoverage-mismatch is given.
25734 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
25736 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
25737 (ipcp_driver): Change to static definition.
25738 Add dumping of the ifunctions.
25739 (constant_val_insert): Remove unused parameter. Support for SSA.
25740 (ipcp_propagate_const): Support for SSA.
25741 (ipcp_profile_bb_print): Print only analyzed nodes.
25742 (ipcp_replace_map_create): Remove support for Fortran constant
25744 * ipa-prop.c (ipa_method_modify_stmt,
25745 ipa_callsite_compute_param): Support for SSA.
25746 * ipa-prop.h (ipcp_driver): Remove declaration.
25747 (IS_VALID_TREE_MAP_INDEX): Add define.
25749 2007-01-24 Geoffrey Keating <geoffk@apple.com>
25751 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
25753 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25755 PR middle-end/30447
25756 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
25757 constant argument to cabs and do it without checking for
25758 -funsafe-math-optimizations.
25760 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
25762 * c-common.h (RID_FIRST_CXX0X): New.
25763 (RID_LAST_CXX0X): New.
25764 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
25766 * c.opt (Wc++0x-compat): New.
25767 * doc/invoke.texi (-Wc++0x-compat): Document.
25769 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25771 * builtins.c (fold_builtin_carg): New.
25772 (fold_builtin_1): Use it.
25774 2007-01-24 Jan Hubicka <jh@suse.cz>
25776 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
25778 * ipa-inline.c (initial_insns, max_insns): Delete.
25779 (compute_max_insns): New function.
25780 (cgraph_decide_inlining_of_small_function): Use it; take minimal
25781 amount of insns as base for code growth.
25782 (cgraph_decide_inlining): Make initial_insns local; do not compute
25784 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
25785 * doc/invoke.texi (inline-unit-growth): Update docs.
25787 2007-01-24 Jakub Jelinek <jakub@redhat.com>
25789 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
25790 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
25791 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
25792 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
25793 for CPUs that have PTA_CX16 set.
25795 PR middle-end/27416
25796 * gimplify.c (omp_check_private): New function.
25797 (gimplify_scan_omp_clauses): Use it for
25798 firstprivate/lastprivate/reduction.
25800 PR middle-end/30494
25801 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
25802 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
25804 PR middle-end/30421
25805 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
25806 If lower_lastprivate_clauses emits some statements, append them
25807 to dlist rather than body_p and to body_p append an initializer.
25808 (lower_omp_for): Adjust caller.
25810 2007-01-24 Steve Ellcey <sje@cup.hp.com>
25812 * target.h (globalize_decl_name): New.
25813 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25814 * output.h (default_globalize_decl_name): New.
25815 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
25817 (globalize_decl): Ditto.
25818 (default_globalize_decl_name): New.
25819 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
25820 (ia64_handle_version_id_attribute): New.
25821 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25822 (ia64_asm_output_external): Use globalize_decl_name instead
25823 of globalize_label.
25824 * doc/extend.texi (version_id): New pragma.
25825 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
25827 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25829 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
25830 _uleb128_t and _Unwind_SWord with _sleb128_t.
25831 * unwind-dw2.c (extract_cie_info, execute_stack_op,
25832 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
25834 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
25835 * unwind-pe.h (read_uleb128, read_sleb128,
25836 read_encoded_value_with_base): Likewise.
25837 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
25839 2007-01-24 Richard Guenther <rguenther@suse.de>
25841 * builtins.c (expand_builtin_cexpi): Get the fndecl
25842 for cexp in the correct way.
25844 2007-01-24 Jan Hubicka <jh@suse.cz>
25846 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
25849 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25851 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
25852 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
25853 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
25854 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
25855 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
25856 __SIZEOF_PTRDIFF_T__.
25857 * doc/cpp.texi: Documentation for the new builtin macros added.
25859 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
25861 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
25862 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
25863 instead of operands[2] to avoid access past the end of array.
25865 2007-01-24 Richard Sandiford <richard@codesourcery.com>
25867 * reload1.c (emit_reload_insns): Pass the reload register
25868 for a non-spill output reload through forget_old_reloads_1.
25870 2007-01-23 Joseph Myers <joseph@codesourcery.com>
25872 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25873 _SOFT_DOUBLE if doubles use software floating-point.
25874 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
25875 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25876 * config/rs6000/darwin-ldouble.c: Also compile functions for
25877 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
25878 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25879 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
25880 commented-out long double override.
25881 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
25882 * config/rs6000/eabispe.h: Likewise.
25883 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
25884 long double for non-SPE.
25885 (rs6000_handle_option): Likewise.
25886 (invalid_e500_subreg): Disallow more subregs involding DImode,
25887 DFmode, TImode or TFmode.
25888 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
25890 (legitimate_lo_sum_address_p): Also check for TFmode for E500
25892 (rs6000_legitimize_address): Also handle TFmode for E500 double.
25893 (rs6000_legitimize_reload_address): Also handle TFmode for E500
25895 (rs6000_legitimate_address): Also check for TFmode for E500
25897 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
25898 (spe_build_register_parallel): Handle TFmode and TCmode.
25899 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
25901 (function_arg): Handle TFmode and TCmode for E500 double.
25902 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
25904 (print_operand): Handle TFmode and TImode for %y.
25905 (rs6000_generate_compare): Handle TFmode comparisons for E500
25907 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
25908 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
25909 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
25910 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
25911 TFmode for E500 double.
25912 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
25913 (floatsidf2): Enable for E500 double.
25914 (movtf_softfloat): Use rs6000_nonimmediate_operand.
25915 (extenddftf2): Change to extenddftf2_fprs.
25916 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
25917 depending on TARGET_E500_DOUBLE.
25918 (extendsftf2): Enable for E500 double.
25919 (trunctfdf2): Enable for E500 double.
25920 (trunctfsf2): Change to trunctfsf2_fprs.
25921 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
25922 depending on TARGET_E500_DOUBLE.
25923 (floatsitf2): Enable for E500 double.
25924 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
25925 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
25926 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
25927 (negtf2): Change to negtf2_internal.
25928 (negtf2): New expander.
25929 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
25930 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
25931 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
25932 (movdi_internal32): Use rs6000_nonimmediate_operand.
25933 (unnamed splitter): Likewise.
25934 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
25935 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
25936 (SPE64TF, DITI): New mode macros.
25937 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
25940 (frob_<mode>_di_2): New.
25941 (frob_tf_di_8_2): New.
25942 (frob_di_df): Change to frob_di_<mode>; allow more modes.
25944 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
25946 (frob_ti_<mode>_8_2): New.
25947 (frob_ti_tf_2): New.
25948 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
25949 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
25951 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
25952 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
25953 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
25954 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
25955 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
25956 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
25959 2007-01-23 Ian Lance Taylor <iant@google.com>
25961 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
25963 (OBJS-archive): Reformat, alphabetize.
25964 (OBJS): Change out_object_file to OBJS-md.
25966 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
25968 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
25969 JUMP_P and CALL_P predicates where applicable.
25970 * config/i386/i386.c: Ditto.
25971 * config/i386/i386.md: Ditto.
25972 * config/i386/mmx.md: Ditto.
25973 * config/i386/predicates.md: Ditto.
25975 2007-01-22 Andreas Schwab <schwab@suse.de>
25977 * config/m68k/m68k.h: Fix comment.
25979 2007-01-22 Jan Hubicka <jh@suse.cz>
25981 * passes.c (init_optimization_passes): Do not rerun
25982 pass_early_warn_uninitialized.
25984 2007-01-22 Richard Guenther <rguenther@suse.de>
25986 PR tree-optimization/30038
25987 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
25989 (execute_cse_sincos_1): Likewise.
25990 (execute_cse_sincos): Likewise.
25991 (gate_cse_sincos): Likewise.
25992 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
25993 the cexpi() canonicalization of sincos().
25994 * tree-pass.h (pass_cse_sincos): Declare.
25995 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
25997 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
25999 PR rtl-optimization/29329
26000 * combine.c (replaced_rhs_insn): Rename to i2mod.
26001 (replaced_rhs_value): Rename to i2mod_new_rhs.
26002 (i2mod_old_rhs): New global variable.
26003 (combine_instructions): Adjust for above change. Save a copy of
26004 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26005 note are substituted in the second instruction.
26006 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26007 ditch the note if it pertains to the second eliminated register
26008 and this register is mentioned in i2mod_old_rhs.
26011 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26013 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26014 the insn to which the note was originally attached.
26016 2007-01-21 Jan Hubicka <jh@suse.cz>
26018 * ipa-inline.c (inlining_mode): Comment, move up.
26019 (cgraph_decide_inlining_incrementally): Do not perform inlining
26020 itself; fix handling of flattening of self recursive functions.
26021 (cgraph_find_cycles): Remove.
26022 (cgraph_flatten_node): Remove.
26023 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26024 (try_inline): New function.
26025 (cgraph_early_inlining): Update call of
26026 cgraph_decide_inlining_incrementally. Apply inlining here.
26027 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26029 2007-01-21 Dirk Mueller <dmueller@suse.de>
26032 * tree-vrp.c (check_array_bounds): do not warn
26033 about ADDR_EXPR's of ARRAY_REF's which are immediately
26034 used in binary expressions.
26036 2007-01-21 Ira Rosen <irar@il.ibm.com>
26038 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26039 read_write_dep and macros for its access.
26040 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26041 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26042 argument, call vect_check_interleaving for every independent pair of
26043 data-refs. Mark loads that access the same memory location as a store
26045 (vect_check_dependences): Remove.
26046 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26047 call, fix the call to vect_analyze_data_ref_dependence.
26048 (vect_analyze_data_ref_access): For statements that access the same
26049 data-ref, check that they are not stores; for loads, check that there
26050 is no store that access the same location.
26052 2007-01-20 Roger Sayle <roger@eyesopen.com>
26053 Joseph Myers <joseph@codesourcery.com>
26055 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26056 (-fdump-rtl-stack): Likewise.
26057 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26058 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26059 (-mpt-fixed): Use @minus{} for minus sign.
26060 (Using Precompiled Headers): Fix under/overfull hbox.
26062 2007-01-20 Jan Hubicka <jh@suse.cz>
26064 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26065 place within annotation.
26067 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26069 * pa.c (output_move_double): Change array size of xoperands to 4.
26071 2007-01-20 Jan Hubicka <jh@suse.cz>
26073 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26076 2007-01-19 Ian Lance Taylor <iant@google.com>
26078 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26079 constant to unsigned HOST_WIDE_INT before negating.
26081 2007-01-19 Ian Lance Taylor <iant@google.com>
26083 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26085 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26086 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26087 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26088 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26089 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26090 (realloc_vdef, realloc_vuse): Change second parameter to
26092 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26093 fields to unsigned.
26094 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26095 unsigned. Change x and lim locals to unsigned.
26096 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26098 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26099 (copy_virtual_operands): Change i and n locals to unsigned.
26101 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26103 PR middle-end/29335
26104 * builtins.c (fold_builtin_1): Handle builtin fdim.
26106 2007-01-20 Jan Hubicka <jh@suse.cz>
26108 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26109 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26110 init_alias_heapvars.
26111 (init_alias_heapvars): Initialize only when not already initialized.
26112 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26114 2007-01-19 Roger Sayle <roger@eyesopen.com>
26116 * common.opt (fsigned-zeros): New command line option.
26117 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26118 of flag_unsafe_math_optimizations.
26119 * opts.c (set_fast_math_flags): The -ffast-math command line option
26120 implies -fno-signed-zeros.
26121 (fast_math_flags_set_p): Likewise.
26123 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26124 the documentation of -ffast-math appropriately. Wrap long lines.
26126 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26128 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26129 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26131 2007-01-19 Tomas Bily <tbily@suse.cz>
26133 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26135 (tree_init_ic_make_global_vars): New function
26136 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26137 (tree_gen_ic_profiler): New function
26138 (tree_gen_ic_func_profiler): New function
26139 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26140 (tree_profile_hooks): Added hook for indirec/virtual calls
26141 * value-prof.c (tree_find_values_to_profile): New case for
26143 (tree_values_to_profile): Call for determining indirect/virtual
26145 (tree_indirect_call_to_profile): New function
26146 (tree_ic_transform): New function
26147 (tree_ic): New function
26148 (find_func_by_pid): New function
26149 (init_pid_map): New function
26150 (tree_value_profile_transformations): Added check for
26151 indirect/virtual call transformation
26152 * value-prof.h (enum hist_type): New counter type for
26153 indirect/virtual calls
26154 (profile_hooks): Added new hook for profiling indirect/virtual
26156 * profile.c (instrument_values): New case for indirect/virtual
26158 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26159 (GCOV_COUNTER_V_INDIR): New counter type
26160 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26161 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26163 * cgraph.c: Definition of cgraph_max_pid
26164 (cgraph_create_node): Default init of pid attribute
26165 * cgraph.h: Declaration of cgraph_max_pid
26166 (struct cgraph_node): Added pid attribute
26167 * libgcov.c (__gcov_indirect_call_profiler): New function
26168 (__gcov_one_value_profiler_body): New function
26169 (__gcov_one_value_profiler): Body was moved to
26170 __gcov_one_value_profiler_body and calls it
26172 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26174 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26175 * gengtype.c (write_types_data, write_func_for_structure,
26176 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26177 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26178 (walk_type, write_func_for_structure): Generate the mark_hook if
26181 2007-01-19 Jan Hubicka <jh@suse.cz>
26183 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26184 'early' argument take inlining mode argument specifying whether to
26185 inline for size/speeed or all functions; add support for flattening;
26187 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26189 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26192 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26193 the name of the declared identifier.
26195 2007-01-19 Dirk Mueller <dmueller@suse.de>
26197 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26198 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26199 duplicate evaluation.
26201 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26203 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26204 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26205 to XFMode, use acosxf2 and truncate result to requested mode.
26206 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26207 (asin<mode>2): Similarly, with asin expanders.
26208 (*fscalexf4_i387): Rename from *fscalexf4.
26209 (expNcorexf3): New expander.
26210 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26211 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26212 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26213 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26214 patterns for SSE math.
26215 (exp10<mode>2): Similarly, with exp10 expanders.
26216 (exp2<mode>2): Similarly, with exp2 expanders.
26217 (expm1<mode>2): Similarly, with expm1 expanders.
26218 (ldexp<mode>3): Similarly, with ldexp expanders.
26219 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26220 Use gen_truncxf<mode>2_i387_noop to truncate result.
26222 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26224 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26225 for ColdFire targets.
26227 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26228 Richard Sandiford <richard@codesourcery.com>
26230 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26231 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26232 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26233 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26234 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26235 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26237 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26239 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26240 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26241 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26242 (*adddi_dilshr32_cf): New pattern.
26243 (adddi3, subdi3): Remove first alternatives.
26245 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26247 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26248 implemented using move.l, do not use its cc result for floating-point
26251 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26253 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26254 from accepting 's' constraints if flag_pic.
26256 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26258 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26259 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26260 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26261 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26263 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26265 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26266 ColdFire alternatives.
26267 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26268 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26269 architectures that support ff1 instruction.
26271 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26272 Julian Brown <julian@codesourcery.com>
26274 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26275 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26276 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26279 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26281 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26283 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26284 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26285 HOST_WIDE_INT instead of an rtx.
26286 (m68k_rtx_costs): Update call accordingly.
26287 (output_move_const_into_data_reg): Likewise. Fix formatting.
26288 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26290 (output_move_simode_const): Update calls after above changes.
26291 Rework to use automatic variables and predicates like MEM_P.
26292 * config/m68k/m68k.md (pushexthisi_const): Update call to
26295 2007-01-19 Dirk Mueller <dmueller@suse.de>
26297 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26298 in dump_flags test.
26300 2007-01-19 Richard Guenther <rguenther@suse.de>
26302 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26303 via cexp in case sincos is not available.
26305 2007-01-19 Richard Guenther <rguenther@suse.de>
26307 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26308 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26309 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26310 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26311 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26312 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26313 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26314 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26316 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26318 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26320 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26321 (atan2xf3): Directly generate RTL pattern.
26322 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26323 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26324 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26325 disable patterns for SSE math.
26326 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26327 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26328 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26329 disable patterns for SSE math.
26331 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26333 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26335 2007-01-18 Roger Sayle <roger@eyesopen.com>
26337 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26338 VIEW_CONVERT_EXPR to the same type as it's operand.
26340 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26342 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26343 configured for long double 128.
26345 2007-01-18 Mike Stump <mrs@apple.com>
26347 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26350 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26352 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26355 2007-01-18 Jan Hubicka <jh@suse.cz>
26357 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26358 greater than NUM_VOP_FREE_BUCKETS.
26360 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26362 * tree-ssa-structalias.c: Update comments.
26363 (ptabitmap_obstack): Removed.
26364 (pta_obstack): New.
26365 (oldpta_obstack): Ditto.
26366 (stats): Add a few members.
26367 (struct variable_info): Remove node, complex, address_taken, and
26368 indirect_target members. Add oldsolution member.
26369 (new_var_info): Do not initialize removed members.
26370 (constraint_expr_type): Remove INCLUDES.
26371 (constraint_graph): Add size, implicit_preds, rep,
26372 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26373 (FIRST_REF_NODE): New macro.
26374 (LAST_REF_NODE): Ditto.
26375 (FIRST_ADDR_NODE): Ditto.
26376 (find): New function.
26378 (dump_constraint): Do not handle INCLUDES.
26379 (insert_into_complex): Do not insert duplicate constraints.
26380 (condense_varmap_nodes): Renamed and rewritten into ...
26381 (merge_node_constraints): This. Also fix bug in handling of
26382 offseted copy constraints.
26383 (clear_edges_for_node): No longer need to deal with preds at all,
26384 or removing associated preds/succs.
26385 (merge_graph_nodes): Deal with indirect_cycles.
26386 Don't deal with predecessors.
26387 (add_implicit_graph_edge): New function.
26388 (add_pred_graph_edge): Ditto.
26389 (add_graph_edge): Don't deal with predecessors.
26390 (build_constraint_graph): Removed.
26391 (build_pred_graph): New function.
26392 (build_succ_graph): Ditto.
26393 (struct scc_info): Removed in_component. Added roots, dfs, and
26394 node_mapping. Remove visited_index, unification_queue.
26395 (scc_visit): Deal with union-find we do now.
26396 Deal with cycles with REF nodes.
26397 (collapse_nodes): Renamed and rewritten to ...
26398 (unify_nodes): This.
26399 (process_unification_queue): Removed.
26400 (topo_visit): Cleanup
26401 (do_da_constraint): Use find.
26402 (do_sd_constraint): Ditto.
26403 (do_ds_constraint): Ditto.
26404 (do_complex_constraint): Ditto.
26405 (init_scc_info): Update for removed and added members.
26406 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26407 (find_indirect_cycles): This.
26408 (equivalence_class): New variable.
26409 (label_visit): New function.
26410 (perform_variable_substitution): Rewritten.
26411 (free_var_substitution_info): New function.
26412 (find_equivalent_node): Ditto.
26413 (move_complex_constraints): Ditto.
26414 (eliminate_indirect_cycles): Ditto.
26415 (solve_graph): Only propagate changed bits.
26416 Use indirect cycle elimination.
26418 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26419 (tree_id_eq): Renamed to ...
26420 (tree_vi_eq): This. Update for member change
26421 (insert_id_for_tree): Renamed and rewritten to ...
26422 (insert_vi_for_tree): This.
26423 (lookup_id_for_tree): Renamed and rewritten to ...
26424 (lookup_vi_for_tree): This.
26425 (get_id_for_tree): Renamed and rewritten to ...
26426 (get_vi_for_tree): Ditto.
26427 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26428 (process_constraint): Don't handle INCLUDES.
26429 Remove special ADDRESSOF case.
26430 (find_func_aliases): Rewrite to use vi functions instead of id
26432 (create_function_info_for): Ditto.
26433 (create_variable_info_for): Ditto.
26434 (intra_create_variable_infos): Ditto.
26435 (merge_smts_into): Ditto.
26436 (find_what_p_points_to): Ditto.
26437 (init_base_vars): Ditto.
26438 (init_alias_vars): Ditto.
26439 (remove_preds_and_fake_succs): New function.
26440 (dump_sa_points_to_info): Dump new stats.
26441 (dump_solution_for_var): Use find.
26442 (set_used_smts): Fix formatting.
26443 (compute_points_to_sets): Updated for new functions.
26444 (ipa_pta_execute): Ditto.
26446 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26447 Richard Sandiford <richard@codesourcery.com>
26449 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26451 * calls.c (expand_call): If the return value is a PARALLEL,
26452 extract its first member.
26453 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26454 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26455 use FUNCTION_EXTRA_EPILOGUE.
26456 (m68k_function_value): Return a PARALLEL if the return value
26457 is of a pointer type.
26458 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26459 (FUNCTION_EXTRA_EPILOGUE): Remove.
26460 * config/m68k/m68k.md (D0_REG): New constant.
26462 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26464 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26465 output a NOP for empty epilogues.
26467 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26469 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26470 before function. Extend register save check to include all
26471 registers, not just integer ones.
26473 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26475 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26476 (m68k_use_return_insn): ...this.
26477 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26478 * config/m68k/m68k.c (use_return_insn): Rename to...
26479 (m68k_use_return_insn): ...this.
26480 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26481 of USE_RETURN_INSN.
26483 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26485 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26486 nearest even, fix denormal rounding overflow.
26488 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26490 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26491 f%$smove and f%$move.
26492 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26493 (extendsfdf2_cf): Use fdmove instead of f%&move.
26494 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26495 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26497 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26499 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26502 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26504 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26505 (coldfire_single_format): Declare.
26506 (coldfire_double_format): Likewise.
26507 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26508 of qnan_msb_set to determine the lower bits of a canonical
26510 (encode_ieee_double): Likewise.
26511 (encode_ieee_quad): Likewise.
26512 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26513 (mips_single_format): Likewise.
26514 (ieee_double_format): Likewise.
26515 (mips_double_format): Likewise.
26516 (ieee_extended_motorola_format): Likewise.
26517 (ieee_extended_intel_96_format): Likewise.
26518 (ieee_extended_intel_128_format): Likewise.
26519 (ieee_extended_intel_96_round_53_format): Likewise.
26520 (ibm_extended_format): Likewise.
26521 (mips_extended_format): Likewise.
26522 (ieee_quad_format): Likewise.
26523 (mips_quad_format): Likewise.
26524 (vax_f_format): Likewise.
26525 (vax_d_format): Likewise.
26526 (vax_g_format): Likewise.
26527 (i370_single_format): Likewise.
26528 (i370_double_format): Likewise.
26529 (decimal_single_format): Likewise.
26530 (decimal_double_format): Likewise.
26531 (decimal_quad_format): Likewise.
26532 (c4x_single_format): Likewise.
26533 (c4x_extended_format): Likewise.
26534 (real_internal_format): Likewise.
26535 (coldfire_single_format): New real_format.
26536 (coldfire_double_format): Likewise.
26537 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26538 canonical_nan_lsbs_set.
26539 (pdp11_d_format): Likewise.
26540 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26541 if TARGET_COLDFIRE_CPU.
26543 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26545 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26546 (output_call, m68k_legitimize_call_address): Declare.
26547 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26548 parenthesees. Add support for a 'W' constraint.
26549 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26550 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26551 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26552 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26554 (override_options): Initialize them. Do not set flag_no_function_cse
26555 for TARGET_ID_SHARED_LIBRARY.
26556 (m68k_output_pic_call): Delete.
26557 (m68k_legitimize_call_address): New function.
26558 (print_operand): Remove the %o prefix. Handle the %p prefix.
26559 (output_call): New function.
26560 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26561 target address from the GOT if symbolic jumps are not allowed.
26562 * config/m68k/m68k.md (call, general_operand): Do not set
26563 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26564 Merge separate flag_pic and !flag_pic define_insns into...
26565 (*call, *call_value): ...these new patterns. Match the address
26566 rather than the containing MEM and require it to be a call_operand.
26567 Use output_call to generate the asm template.
26568 * config/m68k/predicates.md (const_call_operand): New predicate.
26569 (call_operand): Likewise.
26571 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26573 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26574 (STACK_GROWS_DOWNWARD): Define to 1.
26575 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26576 comments, emphasizing that these values are only defaults.
26577 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26578 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26580 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26582 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26584 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26585 Richard Sandiford <richard@codesourcery.com>
26587 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26588 (FP_REGNO_P): New macros.
26589 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26590 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26591 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26592 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26594 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26596 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26597 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26599 * config/m68k/t-floatlib: New file, extracting common code from...
26600 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26601 * config/m68k/t-uclinux: Here.
26602 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26603 routines on ColdFire targets.
26605 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26607 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26608 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26609 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26610 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26611 explicitly set MOTOROLA to 1.
26612 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26614 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26615 Nathan Sidwell <nathan@codesourcery.com>
26617 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26618 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26619 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26620 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26621 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26622 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26623 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26624 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26625 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26626 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26627 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26628 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26629 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26630 (DBX_REGISTER_NUMBER): Delete.
26631 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26632 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26633 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26635 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26637 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26638 * config/flat.h: New file.
26639 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26640 OBJECT_FORMAT_FLAT.
26641 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26642 indirect references for -msep-data or -mid-shared-library.
26643 Do not use PC-relative code addresses either.
26644 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26646 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26647 for shared libraries and crt1.o for executables. Use crti.o and
26649 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26650 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26651 Do not add -elf2flt or -shared-lib-id options here.
26652 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26653 Pass -shared-lib-id if -mid-shared-library, taking the library
26654 identifier from -mshared-library-id if given, otherwise
26656 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26657 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26658 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26659 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26660 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26661 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26663 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26664 jump sequence for ISA A and ISA A+.
26665 (PICJUMP): Likewise.
26667 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26669 * config.gcc (m68k-*-uclinux*): Base the port on the common
26670 and m68k GNU/Linux files rather than on the generic ELF ones.
26671 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26672 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26674 2007-01-18 Julian Brown <julian@codesourcery.com>
26675 Richard Sandiford <richard@codesourcery.com>
26677 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26678 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26679 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26681 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26682 80 unconditionally.
26683 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26685 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26687 * doc/install.texi: Document m68k-uclinuxoldabi.
26688 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26689 * config/m68k/uclinux-oldabi.h: New file, copied from
26690 config/m68k/uclinux.h.
26692 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26694 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26695 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
26696 (m32r_compute_frame_size): Use unsigned for regno.
26697 (m32r_reload_lr): Use gen_frame_mem.
26699 (m32r_output_function_epilogue): Don't output the function epilogue
26701 (m32r_expand_epilogue): New.
26702 (direct_return): Return false if the function has the interrupt
26704 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
26705 * config/m32r/m32r.md (epilogue): New expander.
26706 (return_lr, return_rte): New insns.
26707 (return): Make it expander.
26708 (return_normal): New expander.
26710 2007-01-18 Josh Conner <jconner@apple.com>
26713 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
26714 support for UNLE, UNLT, UNGE, and UNGT.
26716 2007-01-18 Jan Hubicka <jh@suse.cz>
26718 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
26719 * tree-tailcall (add_virtual_phis): Likewise.
26720 (optimize_tail_call): Return TODOs.
26721 (execute_tail_calls): Return TODOs.
26722 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
26723 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
26725 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26726 Cleanup cfg using TODO.
26727 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
26728 * passes.c (execute_function_todo): When cleanup did something, remove
26730 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
26731 (make_edges): Don't cleanup_cfg.
26733 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
26735 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
26736 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
26737 operate on the top of stack.
26738 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
26739 register handling of instructions that output to the second
26741 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
26742 (move_for_stack_reg): Special-case check for dead destination
26743 stack slot for constant load of 1.0 inside UNSPEC_TAN.
26745 * config/i386/i386.md (UNSPEC_TAN): New constant.
26746 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
26747 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
26748 to correctly model move of constant 1.0 to top stack slot.
26749 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
26750 (unnamed peephole2 pattern): Remove corresponding peephole2
26751 pattern that optimizes tan insn and loading of constant 1.0.
26752 (tanxf2): Use fptanxf4_i387.
26753 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
26754 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
26755 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26756 disable patterns for SSE math.
26757 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
26758 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
26760 2007-01-18 Dirk Mueller <dmueller@suse.de>
26761 Richard Guenther <rguenther@suse.de>
26764 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
26765 * common.opt (Warray-bounds): Add new warning option.
26766 * c-opts.c (c_common_handle_option): Define -Warray-bounds
26768 * Makefile.in: make tree-vrp.o depend on toplev.h
26769 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
26771 (check_array_refs, check_array_bounds, check_array_ref): New.
26773 2007-01-18 Jan Hubicka <jh@suse.cz>
26775 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
26776 (execute_ssa_ccp): Return flags conditionally.
26777 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
26779 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
26781 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
26783 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
26784 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
26786 * Makefile.c (GTFILES): Add cfglayout.h.
26787 * gengtype.c (open_base_files): Likewise.
26788 * cfglayout.c (cfg_layout_function_footer,
26789 cfg_layout_function_header) Reindent to make gengtype happy.
26790 * cfglayout.h (cfg_layout_function_footer,
26791 cfg_layout_function_header): Add GTY(()) marker.
26793 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
26795 2007-01-18 Ben Elliston <bje@au.ibm.com>
26797 * genautomata.c (write_automata): Include xstrerror output in the
26798 error message if writing the DFA description file fails.
26800 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
26802 * config/mips/mips-protos.h (mips_output_external): Make it
26804 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
26805 * config/mips/mips.c (irix_output_external_libcall): Likewise.
26806 (extern_list): Likewise.
26807 (extern_head): Likewise.
26808 (TARGET_ASM_FILE_END): Likewise.
26809 (mips_file_end): Likewise.
26810 (mips_output_external): Rewritten.
26812 2007-01-18 Ben Elliston <bje@au.ibm.com>
26814 * genpreds.c (write_insn_preds_c): Only write out the function
26815 body for regclass_for_constraint if we have register constraints.
26817 2007-01-17 Tom Tromey <tromey@redhat.com>
26819 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
26820 * doc/install.texi (Testing): Use sourceware.org.
26821 (Binaries): Likewise.
26822 (Specific): Likewise.
26823 * doc/contrib.texi (Contributors): Use sourceware.org.
26825 2007-01-17 Anatoly Sokolov <aesok@post.ru>
26827 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
26828 (AVR_ENHANCED): Rename to ...
26829 (AVR_HAVE_MUL): ... new.
26830 (avr_enhanced_p): Rename to ...
26831 (avr_have_mul_p): ... new.
26832 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
26833 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
26834 * config/avr/avr.c (avr_enhanced_p): Rename to ...
26835 (avr_have_mul_p): ... new.
26836 (base_arch_s): Rename 'enhanced' to 'have_mul'.
26837 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
26838 'avr_enhanced_p' and 'enhanced'.
26839 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
26840 AVR_HAVE_MUL instead of AVR_ENHANCED.
26841 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26842 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
26843 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
26844 instead of AVR_ENHANCED.
26845 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26846 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
26847 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
26849 2007-01-17 Ian Lance Taylor <iant@google.com>
26851 * vec.h (VEC_reserve_exact): Define.
26852 (vec_gc_p_reserve_exact): Declare.
26853 (vec_gc_o_reserve_exact): Declare.
26854 (vec_heap_p_reserve_exact): Declare.
26855 (vec_heap_o_reserve_exact): Declare.
26856 (VEC_OP (T,A,reserve_exact)): New static inline function, three
26858 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
26859 negative parameter.
26860 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
26861 (VEC_OP (T,A,copy)) [all versions]: Likewise.
26862 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
26863 * vec.c (calculate_allocation): Add exact parameter. Change all
26865 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
26866 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
26867 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
26868 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
26869 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
26870 (vec_heap_p_reserve_exact): New function.
26871 (vec_heap_o_reserve_exact): New function.
26873 2007-01-17 Jan Hubicka <jh@suse.cz>
26875 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
26877 2007-01-17 Eric Christopher <echristo@apple.com>
26879 * config.gcc: Support core2 processor.
26881 2007-01-16 Jan Hubicka <jh@suse.cz>
26883 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
26884 the names, just unlink the chain so we don't crash on dangling
26888 2007-01-16 Jan Hubicka <jh@suse.cz>
26890 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
26891 * tree-pass.h: Reorder to make IPA passes appear toegher.
26892 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
26894 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
26895 parameters, do not call early inliner.
26896 * ipa-inline.c: Update comments. Include tree-flow.h
26897 (cgraph_decide_inlining): Do not compute inlining parameters.
26898 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
26899 be called with function context set up.
26900 (pass_ipa_inline): Remove unreachable functions before pass.
26901 (cgraph_early_inlining): Simplify assuming to be called from the
26903 (pass_early_inline): New pass.
26904 (cgraph_gate_ipa_early_inlining): New gate.
26905 (pass_ipa_early_inline): Turn into simple wrapper.
26906 (compute_inline_parameters): New function.
26907 (gate_inline_passes): New gate.
26908 (pass_inline_parameters): New pass.
26909 (apply_inline): Move here from tree-optimize.c
26910 (pass_apply_inline): New pass.
26911 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
26913 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
26914 doing them by hand.
26915 (tree_function_versioning): Do not allocate dummy struct function.
26916 * tree-inline.h (optimize_inline_calls): Update prototype.
26917 * tree-optimize.c (execute_fixup_cfg): Export.
26918 (pass_fixup_cfg): Remove
26919 (tree_rest_of_compilation): Do not apply inlines.
26920 * tree-flow.h (execute_fixup_cfg): Declare.
26921 * Makefile.in (gt-passes.c): New.
26922 * passes.c: Include gt-passes.h
26923 (init_optimization_passes): New passes.
26924 (nnodes, order): New static vars.
26925 (do_per_function_toporder): New function.
26926 (execute_one_pass): Dump current pass here.
26927 (execute_ipa_pass_list): Don't dump current pass here.
26929 2007-01-16 Janis Johnson <janis187@us.ibm.com>
26931 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
26932 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
26934 2007-01-16 David Edelsohn <edelsohn@gnu.org>
26936 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
26937 (strong_alias): Define.
26938 (__gcc_qmul): Provide non-FMA for soft-float.
26939 (__gcc_qdiv): Same.
26944 (__gcc_qunord): New.
26954 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
26955 soft-float functions.
26956 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
26957 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
26958 about long double soft float.
26960 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
26961 Tehila Meyzels <tehila@il.ibm.com>
26963 * tree-vectorizer.h (is_pattern_stmt_p): New.
26964 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
26965 formatting (tabs instead of spaces). Cleanup and clarify setting
26966 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
26967 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
26968 (vectorizable_type_demotion): Check that types are integral.
26969 (vectorizable_type_promotion): Likewise.
26970 (vectorizable_store): Fix typo. Eliminate new-line at end of
26973 2007-01-16 Jan Hubicka <jh@suse.cz>
26975 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
26978 2007-01-15 Eric Christopher <echristo@apple.com>
26980 * ifcvt.c: Include vec.h, vecprim.h.
26981 (check_cond_move_block): New argument regs.
26982 Reorganize. Add registers used to regs.
26983 (cond_move_process_if_block): Use regs set above as
26986 2007-01-15 Eric Christopher <echristo@apple.com>
26988 * config/darwin.h: Update copyright.
26989 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
26990 (LINK_COMMAND_SPEC): Add -u.
26991 (LINK_SPEC): Fix umbrella for above.
26993 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
26995 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
26998 2007-01-15 Tom Tromey <tromey@redhat.com>
27000 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27001 * doc/install.texi (Testing): Don't mention jacks.
27002 (Configuration): Document --enable-java-maintainer-mode. Move
27003 --with-java-home to libgcj-specific section. Document
27005 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27007 2007-01-15 Jan Hubicka <jh@suse.cz>
27009 * tree-ssa-dce.c (DCE_TODOs): New.
27010 (propagate_necessity): Return if something changed.
27011 (eliminate_unnecessary_stmts): Likewise.
27012 (perform_tree_ssa_dce): Return TODO flags when needed.
27013 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27015 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27017 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27018 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27019 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27020 patterns using X87MODEF12 mode macro. Extend operand 1
27021 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27022 (log10<mode>2): Ditto.
27023 (log2<mode>2): Ditto.
27024 (log1p<mode>2): Ditto.
27025 (logb<mode>2): Ditto.
27026 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27027 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27028 (*fxtractxf3_i387): Rename from *fxtractxf3.
27029 (fxtract_extend<mode>xf3_i387): New insn pattern.
27030 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27031 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27032 and gen_fyl2xxf3_i387().
27034 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27036 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27037 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27038 get_loop_exit_edges. Changed return type to bool.
27039 * cfgloop.h (fix_loop_placement): Declaration removed.
27041 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27043 * param.h (MIN_VECT_LOOP_BOUND): New.
27044 * params.def (MIN_VECT_LOOP_BOUND): New.
27045 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27046 argument - minimum threshold for number of iterations.
27047 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27048 argument to declaration.
27049 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27050 MIN_VECT_LOOP_BOUND.
27051 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27052 slpeel_tree_peel_loop_to_edge with additional argument.
27053 (vect_do_peeling_for_alignment): Likewise.
27054 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27056 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27059 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27060 operands of size 1.
27062 2007-01-14 Jan Hubicka <jh@suse.cz>
27064 * tree-dfa.c (remove_referenced_var): New function.
27065 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27066 prune referenced vars list too.
27067 * tree-flow.h (remove_referenced_var): Declare.
27069 2007-01-14 Jan Hubicka <jh@suse.cz>
27071 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27073 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27074 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27075 * except.h (verify_eh_throw_table_statements): Kill prototype.
27076 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27077 into call exrepssions.
27078 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27080 * tree-cfg.c: Include pointer-set.h.
27081 (verify_node_sharing): Work on pointer set.
27082 (verify_eh_throw_stmt_node): New.
27083 (verify_stmts): Use pointers sets, verify throw_stmt.
27085 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27087 * ipa-reference.c (analyze_function): Consider also addresses taken
27090 2007-01-12 Roger Sayle <roger@eyesopen.com>
27092 * c-typeck.c (null_pointer_constant_p): Replace use of
27093 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27094 (build_c_cast): Likewise.
27096 2007-01-12 Roger Sayle <roger@eyesopen.com>
27098 * tree.h (force_fit_type_double): Remove unused final argument.
27099 * c-common.c (constant_expression_warning): Replace use of
27100 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27101 (convert_and_check): Likewise.
27102 (shorten_compare): Update call to force_fit_type_double.
27103 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27104 * convert.c (convert_to_pointer): Update call to
27105 force_fit_type_double.
27106 * fold-const.c (force_fit_type_double): Remove overflowed_const
27108 (int_const_binop, fold_convert_const_int_from_int,
27109 fold_convert_const_int_from_real, fold_div_compare,
27110 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27111 fold_abs_const, fold_not_const): Remove the final argument from
27112 calls to force_fit_type_double.
27114 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27116 * configure.ac: Set insn to "nop" for spu-*-* also.
27117 * configure: Regenerate.
27119 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27121 * builtins.def : Add BUILT_IN_FREE.
27123 2007-01-12 Jan Hubicka <jh@suse.cz>
27125 PR tree-optimization/30443
27126 * tree-inline.c (tree_function_versioning): Do not optimize when
27127 cloning for inlining.
27129 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27131 * doc/loop.texi: Document recording of loop exits.
27132 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27133 (update_single_exits_after_duplication,
27134 update_single_exit_for_duplicated_loop,
27135 update_single_exit_for_duplicated_loops): Removed.
27136 (duplicate_loop_to_header_edge): Do not call
27137 update_single_exits_after_duplication and
27138 update_single_exit_for_duplicated_loops.
27139 (loop_version): Do not update single_exit information.
27140 (fix_loop_structure): Use record_loop_exits instead of
27141 mark_single_exit_loops.
27142 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27143 the lists of loop exits.
27144 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27145 split_edge, merge_blocks): Update the lists of loop exits.
27146 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27147 loop_optimizer_init.
27148 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27149 of mark_single_exit_loops.
27150 (loop_optimizer_finalize): Call release_recorded_exits.
27151 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27152 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27153 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27154 update single exit information.
27155 * lambda-code.c (perfect_nestify): Ditto.
27156 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27157 (mark_single_exit_loops): Removed.
27158 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27159 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27160 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27162 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27163 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27164 (verify_loop_structure): Verify consistency of the exit lists.
27165 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27166 (set_single_exit): Removed.
27167 * cfgloop.h (struct loop_exit): New function.
27168 (struct loop): single_exit_ field replaced by exits field.
27169 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27170 LOOPS_HAVE_RECORDED_EXITS.
27171 (struct loops): Added exits hash.
27172 (mark_single_exit_loops, set_single_exit): Declaration removed.
27173 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27175 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27177 * doc/invoke.texi: Avoid use of @headitem.
27179 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27181 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27183 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27185 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27188 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27189 Richard Sandiford <richard@codesourcery.com>
27191 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27192 * config/m68k/m68k.opt: Resort options.
27193 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27195 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27196 Richard Sandiford <richard@codesourcery.com>
27198 * doc/invoke.texi: Document the macros that are defined by
27199 m68k's -mtune and -mhard-float options.
27200 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27201 (m68k_cpp_cpu_family): Likewise.
27202 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27203 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27204 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27205 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27206 (m68k_cpp_cpu_family): Likewise.
27208 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27210 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27211 macros besides mc68000 as tuning macros. Use a switch statement
27212 to set them and mcpu32.
27214 2007-01-12 Julian Brown <julian@codesourcery.com>
27216 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27217 (TARGET_68040_ONLY): Rename to...
27218 (TARGET_68040): ...this.
27219 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27220 * config/m68k/m68k.md: Likewise.
27222 2007-01-12 Julian Brown <julian@codesourcery.com>
27223 Nathan Sidwell <nathan@codesourcery.com>
27224 Richard Sandiford <richard@codesourcery.com>
27226 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27227 the -mcpu= argument associated with the --with-cpu setting.
27228 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27229 if different from the one implied by the -mcpu setting.
27230 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27231 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27232 * doc/invoke.texi: Mention ColdFire in the introduction to the
27233 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27234 -mno-div and -mhard-float options. Make -m68881 a synonym for
27235 -mhard-float. Document the previously-undocumented -m5206e,
27236 -m528x, -m5307 and -m5407 options. Tweak the existing option
27237 documentation for consistency.
27238 * doc/install.texi: Mention new --with-cpu arguments.
27239 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27240 default CPU if neither -mcpu nor -march are specified.
27241 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27242 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27243 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27244 using m68k_tune to decide between families that implement the
27245 same ISA. Use m68k_tune to set __mcfv4e__.
27246 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27247 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27248 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27249 (FL_ISA_C, FL_ISA_MMU): New macros.
27250 (MASK_COLDFIRE): Delete.
27251 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27252 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27253 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27254 (TARGET_HARD_FLOAT): Do not define here.
27255 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27256 (TUNE_68000): New macro.
27257 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27258 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27259 (TUNE_CFV2): Redefine in terms of m68k_tune.
27260 (uarch_type, target_device, fpu_type): New enums.
27261 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27262 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27263 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27264 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27265 (FL_FOR_isa_c): New macros.
27266 (m68k_isa): New enum.
27267 (m68k_target_selection): New structure.
27268 (all_devices, all_isas, all_microarchs): New tables.
27269 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27270 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27271 (MASK_ALL_CPU_BITS): Delete.
27272 (m68k_find_selection): New function.
27273 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27274 Map the legacy target options to a combination of the new ones.
27275 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27276 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27277 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27279 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27280 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27282 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27283 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27284 * config/m68k/m68k-devices.def: New file.
27286 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27287 Nathan Sidwell <nathan@codesourcery.com>
27289 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27290 (SUBTARGET_EXTRA_SPECS): New macros.
27291 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27292 use %(asm_cpu_spec) instead.
27293 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27294 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27295 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27296 (EXTRA_SPECS): Rename to...
27297 (SUBTARGET_EXTRA_SPECS): ...this.
27299 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27300 Richard Sandiford <richard@codesourcery.com>
27301 Julian Brown <julian@codesourcery.com>
27303 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27304 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27305 to the configuration's default CPU.
27306 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27307 Remove default masks.
27308 (m680[012]0-*-*): Set the default with_cpu to the first part of
27310 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27311 (m68k*-*-linux): Extend the --with-cpu handling to...
27312 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27313 and m68010. Don't set target_cpu_default2.
27314 * doc/install.texi: Document --with-cpu for m68k.
27315 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27316 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27317 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27318 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27319 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27320 (ASM_SPEC): Remove use of %(asm_cpu_default).
27321 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27322 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27323 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27324 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27325 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27326 (TARGET_DEFAULT): Delete.
27327 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27328 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27329 (CPP_CPU_SPEC): Delete.
27330 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27331 the appropriate string.
27332 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27333 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27334 (ASM_SPEC): Don't use %(asm_default_spec).
27335 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27336 TARGET_DEFAULT and add MASK_68881.
27337 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27339 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27341 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27342 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27343 MASK_68010 alongside MASK_68020.
27344 * doc/invoke.texi: Document -m68010.
27345 * config/m68k/m68k.opt (m68010): New.
27346 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27348 (TUNE_68010): New macro.
27349 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27350 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27351 (M68K_CPU_m68332): Add MASK_68010.
27352 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27353 fallback definition.
27354 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27356 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27357 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27358 to all entries that use MASK_68020.
27359 (output_move_simode_const, output_move_himode, output_move_qimode)
27360 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27361 instead of TARGET_68020 to select clr behavior. Remove comment
27362 about there being no TARGET_68010.
27363 * config/m68k/m68k.md: Likewise throughout.
27365 2007-01-12 Julian Brown <julian@codesourcery.com>
27367 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27368 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27369 * config/m68k/m68k.md: Likewise.
27371 2007-01-12 Julian Brown <julian@codesourcery.com>
27373 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27374 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27376 2007-01-12 Julian Brown <julian@codesourcery.com>
27378 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27379 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27380 * config/m68k/m68k.md: Likewise.
27382 2007-01-12 Julian Brown <julian@codesourcery.com>
27383 Richard Sandiford <richard@codesourcery.com>
27385 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27386 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27387 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27389 (TARGET_CPU32): Rename to...
27390 (TUNE_CPU32): ...this.
27391 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27392 (TUNE_CFV2): New macros.
27393 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27394 remove conditions that are implied by TARGET_68020.
27395 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27396 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27397 (m68k_output_function_epilogue): Likewise.
27398 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27399 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27400 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27401 non-68000 timings. Refactor multiplication and division costs.
27402 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27403 TUNE_CPU32 instead of TARGET_CPU32.
27404 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27405 and TUNE_68060 instead of TARGET_68060.
27406 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27407 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27409 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27410 && !TARGET_COLDFIRE" to choose between moveq and clr.
27411 Likewise in the unnamed movsf pattern.
27412 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27413 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27416 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27418 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27419 of tabbing before backslashes.
27421 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27423 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27424 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27425 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27427 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27429 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27430 find_interesting_uses_cond.
27431 (find_interesting_uses_cond): Use extract_cond_operands.
27432 (rewrite_use_compare): Use extract_cond_operands and
27433 force_gimple_operand_bsi. Do not call update_stmt.
27434 (determine_use_iv_cost_condition): Use extract_cond_operands.
27435 Return cheaper of using original bound and changing the exit bound.
27437 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27439 PR tree-optimization/29516
27440 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27441 most_expensive_mult_to_index, addr_to_parts,
27442 create_mem_ref, maybe_fold_tmr): Make the type of
27443 fields of TARGET_MEM_REF sizetype.
27444 (move_fixed_address_to_symbol, move_pointer_to_base):
27446 * tree.def (TARGET_MEM_REF): Add comment on types of
27449 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27451 * c-common.c (vector_types_convertible_p): Treat opaque types as
27452 always convertible if they have the same size, but not otherwise.
27454 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27456 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27457 Remove the b_unconditional field.
27458 (noce_try_sign_mask): Do not look at b_unconditional.
27459 (noce_process_if_block): Do not use merge_if_blocks. Update
27460 the CFG here. Do not set b_unconditional.
27461 (cond_move_process_if_block): Likewise.
27462 (find_cond_trap): Likewise.
27463 (check_cond_move_block): Require simple jump insns at the end
27464 of the basic block.
27466 2007-01-11 Jan Hubicka <jh@suse.cz>
27468 PR tree-optimization/1046
27469 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27470 when alias info is not ready.
27471 (pass_tail_recursion): Do not require aliasing.
27472 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27473 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27474 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27475 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27476 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27477 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27478 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27480 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27481 When aliasing is not build, mark statement as volatile.
27483 2007-01-11 Tom Tromey <tromey@redhat.com>
27485 PR preprocessor/15185, PR preprocessor/20989:
27486 * doc/cppopts.texi <-MT>: Update description of algorithm for
27487 computing default target.
27488 <-M, -MD>: Reword "basename" text.
27490 2007-01-11 Roger Sayle <roger@eyesopen.com>
27492 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27493 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27494 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27495 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27496 fold_builtin_bswap, real_constp, fold_builtin_pow,
27497 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27498 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27499 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27500 * convert.c (convert_to_pointer): Likewise.
27501 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27502 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27503 const_binop, fold_convert_const_int_from_int,
27504 fold_convert_const_int_from_real,
27505 fold_convert_const_real_from_real, sign_bit_p,
27506 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27507 fold_sign_changed_comparison, fold_unary, fold_comparison,
27508 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27509 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27510 * print-tree.c (print_node_brief, print_node): Likewise.
27511 * stor-layout.c (place_field, layout_type): Likewise.
27512 * tree-chrec.c (keep_cast): Likewise.
27513 * tree.c (build_vector, build_real, build_real_from_int_cst,
27514 build_complex): Likewise.
27516 2007-01-11 Roger Sayle <roger@eyesopen.com>
27518 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27519 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27521 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27523 * configure.ac (strict1_warn): Rename to strict_warn.
27524 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27525 cc_set_by_configure, quoted_cc_set_by_configure,
27526 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27527 all_boot_languages, all_stagestuff): Remove.
27528 (target_list): Remove bootstrap targets.
27529 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27530 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27531 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27532 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27533 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27534 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27535 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27536 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27537 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27538 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27539 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27540 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27541 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27542 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27543 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27544 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27545 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27546 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27547 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27548 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27549 (mostlyclean): Adjust.
27550 (clean, distclean): Don't mention bootstrap stuff.
27551 * configure: Regenerate.
27552 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27553 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27554 treelang/config-lang.in (stagestuff): Remove.
27555 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27556 stageprofile, stagefeedback, stagestuff): Remove mention.
27558 2007-01-11 Nick Clifton <nickc@redhat.com>
27560 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27562 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27563 (mcore_arith_K_S_operand): Run the test for the S constraint not
27564 the test for the M constraint.
27565 (mcore_addsub_operand): Do not accept integer values that are
27566 larger than 32 bits.
27567 * config/mcore/mcore.md: Remove unused constraints from split.
27568 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27569 (addsi3): Likewise.
27570 (allocate_stack): Likewise.
27571 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27572 operands to 32 bits.
27573 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27575 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27576 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27577 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27578 mcore_output_bclri, mcore_output_andn, output_inline_const,
27579 mcore_output_move, mcore_output_movedouble): Likewise.
27580 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27581 (output_inline_const): Likewise.
27582 (output_inline_const): Fix format strings used in sprintf
27584 * config/mcore/mcore-protos.h: Update prototypes for changed
27585 functions in mcore.c.
27586 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27587 HOST_WIDE_INT and not int.
27588 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27589 CONST_OK_FOR_N): Likewise.
27590 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27591 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27594 2007-01-10 Jan Hubicka <jh@suse.cz>
27596 * tree-vrp.c (remove_range_assertions): Release defs.
27597 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27598 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27600 2007-01-10 Paul Brook <paul@codesourcery.com>
27602 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27603 * config/arm/arm.md (mulsi3subsi): New insn.
27605 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27607 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27608 (tree_transform_and_unroll_loop): New.
27609 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27612 2007-01-10 Robert Kennedy <jimbob@google.com>
27614 * fold-const.c (fold_comparison): Fold comparisons like (x *
27615 1000 < 0) to (x < 0).
27617 2007-01-10 Ian Lance Taylor <iant@google.com>
27619 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27620 operands have the same priority.
27622 2007-01-10 Tom Tromey <tromey@redhat.com>
27624 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27625 (fold_binary): Likewise.
27626 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27627 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27628 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27629 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27630 * langhooks.h (struct lang_hooks): Removed field
27631 'can_use_bit_fields_p'.
27633 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27635 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27637 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27639 * function.c (get_last_funcdef_no): New function.
27640 * function.h (get_last_funcdef_no): Declare.
27641 * tree-inline.c (initialize_cfun): Add initialization.
27642 (tree_function_versioning): Cleanup.
27644 2007-01-10 Jan Hubicka <jh@suse.cz>
27646 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27649 2007-01-10 Sa Liu <saliu@de.ibm.com>
27650 Ben Elliston <bje@au.ibm.com>
27652 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27653 for SAVE_NONLOCAL and Pmode for any other save level.
27654 * spu-protos.h (spu_restore_stack_block): Declare.
27655 * spu.md (save_stack_block): Remove.
27656 (restore_stack_block): Call spu_restore_stack_block.
27657 * spu.c (spu_restore_stack_block): New function.
27658 (spu_expand_epilogue): Remove old comment.
27660 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27662 PR tree-optimization/30322
27663 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27664 (cand_value_at): Return the value as aff_tree.
27665 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27666 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27667 aff_combination_mult): New functions.
27668 (aff_combination_add): Use aff_combination_add_cst.
27669 (aff_combination_convert): Allow conversions to a wider type.
27670 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27671 * tree-affine.h (aff_combination_mult): Declare.
27673 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27675 * doc/tm.texi: Update documentation to reflect reality of exec
27676 and start file search behaviours. Update copyright year.
27677 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27678 header file directories.
27680 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27682 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27683 (*cosxf2): Rename to cosxf2_i387.
27684 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27685 using X87MODEF12 mode macro. Rename patterns to
27686 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27688 (*cosdf2, *cossf2): Ditto.
27689 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27690 to match extended input operands.
27691 (sincos<mode>3): New expander.
27692 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27693 insn patterns and corresponding splitters.
27695 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
27697 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
27698 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
27700 2007-01-09 Nicolas Pitre <nico@cam.org>
27703 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
27705 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27707 * target.h (struct gcc_target): New field library_rtti_comdat.
27708 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
27709 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
27710 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
27711 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
27713 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27715 * doc/invoke.texi (Optimize Options): Correct description of -O0.
27717 2007-01-08 Richard Guenther <rguenther@suse.de>
27719 * tree.h (force_fit_type_double): Export.
27720 (force_fit_type): Remove.
27721 * fold-const.c (force_fit_type_double): New function.
27722 (force_fit_type): Remove.
27723 (int_const_binop): Use it.
27724 (fold_convert_const_int_from_int): Likewise.
27725 (fold_convert_const_int_from_real): Likewise.
27726 (fold_div_compare): Likewise.
27727 (fold_sign_changed_comparison): Likewise.
27728 (fold_unary): Likewise.
27729 (fold_negate_const): Likewise.
27730 (fold_abs_const): Likewise.
27731 (fold_not_const): Likewise.
27732 * c-common.c (shorten_compare): Use force_fit_type_double.
27733 * convert.c (convert_to_pointer): Likewise.
27735 2007-01-08 Richard Guenther <rguenther@suse.de>
27737 * tree.h (build_int_cst_wide_type): Export.
27738 * tree.c (build_int_cst_wide_type): New function.
27739 (build_int_cst_wide): Fix comment.
27740 * builtins.c (fold_builtin_object_size): Use build_int_cst
27741 to build -1 or 0 of the correct type. Use fit_double_type
27742 to check for overflow.
27743 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
27745 (decode_field_reference): Likewise.
27746 (all_ones_mask_p): Likewise.
27747 (native_interpret_int): Use build_int_cst_wide_type.
27748 (fold_binary): Use build_int_cst_type to build an all-ones
27750 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
27752 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
27754 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
27756 2007-01-09 Ben Elliston <bje@au.ibm.com>
27758 * genautomata.c (STATS_OPTION): New option.
27759 (stats_flag): New flag.
27760 (gen_automata_option): Handle it.
27761 (initiate_automaton_gen): Ditto.
27762 (write_automata): Output statistics only if stats_flag is
27763 set. Likewise, output time statistics only if time_flag is set.
27764 * doc/md.texi (Processor pipeline description): Document new flag.
27766 2007-01-08 Richard Guenther <rguenther@suse.de>
27768 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
27769 * tree.c (build_int_cst_type): Likewise.
27770 (size_in_bytes): Don't call force_fit_type on the result.
27771 (int_fits_type_p): Use fit_double_type.
27772 * fold-const.c (fit_double_type): New function.
27773 (force_fit_type): Use it.
27774 * tree.h (fit_double_type): Export.
27776 2007-01-08 Jan Hubicka <jh@suse.cz>
27778 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
27779 * ipa.c (function_and_variable_visibility): Fix return type.
27781 2007-01-08 Richard Guenther <rguenther@suse.de>
27783 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
27784 of offset to build the index.
27785 * tree-pretty-print.c (dump_generic_node): Don't build negated
27786 const just for printing.
27787 * c-pretty-print.c (pp_c_integer_constant): Likewise.
27788 * builtins.c (fold_builtin_int_roundingfn): Check if result
27789 fits the type by using force_fit_type and comparing the result.
27790 * predict.c (predict_loops): Use compare_tree_int for comparison.
27791 * tree.c (build_int_cst): Fall back to integer_type_node for
27793 (build_int_cst_wide): Assert type is non-null.
27795 2007-01-08 Roberto Costa <roberto.costa@st.com>
27797 * tree-vrp.c (extract_range_from_cond_expr): New.
27798 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
27799 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
27801 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
27802 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
27803 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
27804 used as expressions.
27805 * tree-object-size.c (cond_expr_object_size): New.
27806 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
27808 2007-01-08 Jan Hubicka <jh@suse.cz>
27810 * tree-ssa-forwprop.c (forward_propagate_into_cond,
27811 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
27814 2007-01-08 Richard Guenther <rguenther@suse.de>
27816 PR tree-optimization/23603
27817 * tree-vrp.c (set_value_range_to_truthvalue): New function.
27818 (extract_range_from_binary): Fall back to truthvalue instead of
27819 varying for TRUTH_*_EXPR.
27820 (extract_range_from_comparison): Fall back to truthvalue instead of
27822 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
27823 if all visited PHI values were constant.
27825 2007-01-08 Jan Hubicka <jh@suse.cz>
27827 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
27828 (cgraph_analyze_function): break out from ...
27829 (cgraph_finalize_compilation_unit): ... here.
27830 (cgraph_expand_function): Remove forgoten commented out line.
27831 (cgraph_optimize): Analyze functions.
27833 2007-01-08 Jan Hubicka <jh@suse.cz>
27835 * tree-pas.h (TODO_remove_function): New flag.
27836 (TODO_update*): Renumber.
27837 (pass_ipa_increase_alignment,
27838 pass_ipa_function_and_variable_visibility): New passes.
27839 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
27840 (cgraph_function_and_variable_visibility): Move to ipa.c
27841 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
27842 cgraph_increase_alignment.
27843 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
27844 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
27845 calling tree-inline.
27846 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
27847 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
27848 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
27849 (gate_increase_alignment): New function.
27850 (pass_ipa_increase_alignment): New pass.
27851 * ipa.c: Inline tree-pass.h and timevar.h
27852 (function_and_variable_visibility): Move here from cgraphunit.c
27853 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
27854 * passes.c (init_optimization_passes): Add the two new passes.
27855 (execute_todo): Handle cgraph_remove_functions.
27857 2007-01-08 Nick Clifton <nickc@redhat.com>
27859 * config/frv/predicates.md (reg_or_0_operand): Accept
27862 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
27864 * config/bfin/rtems.h, config/bfin/t-rtems: New.
27865 * config.gcc: Add bfin*-rtems*.
27867 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27869 * c.opt: Add -flax-vector-conversions.
27870 * c-typeck.c (convert_for_assignment): Pass flag to
27871 vector_types_convertible_p to allow emission of note.
27872 (digest_init): Likewise.
27873 * c-opts.c: Handle -flax-vector-conversions.
27874 * c-common.c (flag_lax_vector_conversions): New.
27875 (vector_types_convertible_p): Unless -flax-vector conversions
27876 has been passed, disallow conversions between vectors with
27877 differing numbers of subparts and/or element types. If such
27878 a conversion is disallowed, possibly emit a note on the first
27879 occasion only to inform the user of -flax-vector-conversions.
27880 The new last argument specifies this.
27881 * c-common.h (flag_lax_vector_conversions): New.
27882 (vector_types_convertible_p): Add extra argument.
27883 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
27884 char_type_node for V*QI type vectors.
27885 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
27886 Update to satisfy new typechecking rules.
27887 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
27888 C and C++ variants.
27889 * doc/invoke.texi (C Dialect Options): Document
27890 -flax-vector-conversions.
27892 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27894 PR tree-optimization/29877
27895 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
27896 a register variable on the RHS to not be replaceable.
27898 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
27899 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
27900 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
27901 const_simm15, const_pow2, const_npow2): Added.
27902 * config/score/misc.md (insv, extv, extzv, movmemsi,
27903 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
27904 * config/score/score.c (score_address_cost, score_select_cc_mode):
27906 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
27907 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
27908 Update score_print_operand.
27909 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
27910 Adjust register allocate order and update some macro define.
27911 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
27912 mdx_block_move_straight, mdx_block_move_loop_head,
27913 mdx_block_move_loop_body, mdx_block_move_loop_foot,
27914 mdx_block_move_loop, mdx_block_move): Added.
27915 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
27916 mdp_limm): Updated and fix some bug and typo.
27917 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
27918 (movsf, movdf, doloop_end): Added.
27920 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
27922 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
27923 config/arm/thumb2.md: Fix comment typos.
27924 * doc/extend.texi: Fix a typo.
27926 2007-01-07 Eric Christopher <echristo@apple.com>
27928 * configure.ac: Check for __stack_chk_fail for darwin.
27929 * configure: Regenerate.
27931 2007-01-07 Richard Guenther <rguenther@suse.de>
27933 * tree-vrp.c (extract_range_from_assert): CSE calls to
27934 compare_values where possible.
27935 (extract_range_from_unary_expr): Likewise.
27937 2007-01-07 Anatoly Sokolov <aesok@post.ru>
27939 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
27940 * config/avr/avr.c (call_insn_operand): Delete function.
27941 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
27942 instead of register number. Use predicates.
27943 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
27944 call_insn_operand): Add.
27946 2007-01-06 Jan Hubicka <jh@suse.cz>
27948 * tree-pass.h (pass_build_cgraph_edges): Declare.
27949 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
27950 (visited_nodes): Remove.
27951 (cgraph_create_edges): Move to cgraphbuild.c; rename to
27952 build_cgrpah_edges; make visited_nodes local.
27953 (cgraph_process_new_functions): DO not call initialize_inline_failed.
27954 (record_references_in_initializer): Move to cgraphbuild.c
27955 (initialize_inline_failed, rebuild_cgraph_edges,
27956 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
27957 (verify_cgraph_node): Make visited_nodes local.
27958 (cgraph_analyze_function): Do not call cgraph_create_edges and
27959 initialize_inline_failed.
27960 (cgraph_expand_function): Do not call cgraph_lower_function;
27961 assert that function is already lowered.
27962 * Makefile.in (cgraphbuild.o): New.
27963 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
27964 at the end of lowering passes.
27966 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
27968 * ifcvt.c (cond_move_convert_if_block): New function, code
27969 factored out from...
27970 (cond_move_process_if_block): ...here. Call the new function
27971 on the THEN and ELSE blocks.
27972 (merge_if_block): Do not copy global_live_at_end, merge_blocks
27973 already takes care of this.
27975 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27978 * tree.h (TREE_OVERFLOW_P): New.
27979 * c-typeck.c (parser_build_unary_op): Warn only if result
27980 overflowed and operands did not.
27981 (parser_build_binary_op): Likewise.
27982 (convert_for_assignment): Remove redundant overflow_warning.
27983 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
27985 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27987 * c-typeck.c (store_init_value): Split over two lines to follow
27988 the GNU coding style.
27990 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
27992 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
27993 __GXX_EXPERIMENTAL_CXX0X__.
27994 * doc/cpp.texi: Same.
27996 2007-01-05 Richard Guenther <rguenther@suse.de>
27998 PR middle-end/27826
27999 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28000 with mismatched types. Instead explicitly build a
28001 conversion NOP_EXPR.
28003 2007-01-05 Ian Lance Taylor <iant@google.com>
28005 * c-common.c (decl_with_nonnull_addr_p): New function.
28006 (c_common_truthvalue_conversion): Call it.
28007 * c-typeck.c (build_binary_op): Likewise.
28008 * c-common.h (decl_with_nonnull_addr_p): Declare.
28010 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28013 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28016 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28018 * doc/install.texi (Final install): Document the fact that
28019 the GNAT runtime should not be stripped.
28021 2007-01-04 Jan Hubicka <jh@suse.cz>
28023 * tree-inline.c (fold_marked_statements): Update operand caches
28024 and EH after folding
28026 2007-01-04 Ian Lance Taylor <iant@google.com>
28028 * c-common.c (check_function_nonnull): Whitespace fix.
28030 2007-01-04 Jan Hubicka <jh@suse.cz>
28032 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28033 comitted older version of patch.
28034 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28035 function, celanup cfg and collect garbage.
28037 2007-01-04 Mike Stump <mrs@apple.com>
28039 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28042 2007-01-04 Eric Christopher <echristo@apple.com>
28044 * libgcc2.c (__bswapsi2): Use SItype.
28045 (__bswapdi2): Use DItype.
28046 * libgcc2.h: Update for above.
28048 2007-01-04 Paul Brook <paul@codesourcery.com>
28050 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28051 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28052 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28053 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28054 umulsi3_highpart): Make conditional on !arm_arch6.
28055 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28056 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28057 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28058 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28059 umulsi3_highpart_v6): New insns.
28061 2007-01-04 Roger Sayle <roger@eyesopen.com>
28063 * fold-const.c (fold_convert): When casting an expression to void,
28064 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28065 have a type. Instead of attempting to build a NOP_EXPR, return
28066 these "special" trees directly.
28068 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28070 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28071 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28072 rs6000_cost->fp not 0 as adjustment for outer NEG.
28074 2007-01-04 Jan Hubicka <jh@suse.cz>
28076 * cgraph.c (cgraph_release_function_body): New function.
28077 (cgraph_remove_node): Use it.
28078 * cgraph.h (cgraph_release_function_body): Declare.
28079 * cgraphunit.c (cgraph_expand_function): Use it.
28080 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28081 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28082 is initialized and while compilation of other function is running.
28083 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28084 statement CFG annotations from here to ...
28085 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28087 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28089 * cfgloop.h (enum li_flags): Make the constants powers of two.
28091 2007-01-04 Jan Hubicka <jh@suse.cz>
28093 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28095 (fold_marked_statements): New function.
28096 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28097 * tree-inline.h (copy_body_data): Add statements_to_fold.
28099 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28101 * config.gcc: Mention libgcc/config.host.
28102 * Makefile.in: Update comments mentioning libgcc.
28103 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28104 (all.cross, start.encap, rest.encap, rest.cross): Update
28105 dependencies for libgcc move.
28106 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28107 (clean-target, clean-target-libgcc): Delete.
28108 (srcdirify, GCC_EXTRA_PARTS): New macros.
28109 (libgcc-support, libgcc.mvars): New rules.
28110 (distclean): Remove mention of mklibgcc.
28111 (install): Don't reference INSTALL_LIBGCC.
28112 (install-common): Don't reference EXTRA_PARTS.
28113 (install-libgcc, install-multilib): Delete rules.
28114 * mklibgcc.in: Delete file.
28115 * doc/configfiles.texi: Don't mention mklibgcc.
28117 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28118 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28119 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28120 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28121 (mklibgcc, ldblspecs): Likewise.
28123 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28124 (posixpre.def): Use $(T).
28125 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28126 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28127 (SHLIB_LINK): Make dummy.
28128 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28130 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28132 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28133 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28134 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28135 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28137 * configure.ac (all_outputs): Remove mklibgcc.
28138 * configure: Regenerated.
28140 2007-01-03 Josh Conner <jconner@apple.com>
28142 PR middle-end/29683
28143 * calls.c (compute_argument_addresses): Set stack and stack_slot
28144 for partial args, too.
28145 (store_one_arg): Use locate.size.constant for the size when
28146 generating a save_area.
28148 2007-01-03 Robert Kennedy <jimbob@google.com>
28150 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28151 whose definitions are deleted due to basic block merging.
28153 2007-01-03 Paul Brook <paul@codesourcery.com>
28156 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28158 (use_return_insn): Return 0 for Thumb interrupt functions.
28159 (print_multi_reg): Add rfe argument for IRQ returns.
28160 (arm_output_epilogue): Pop interrupt return address directly into PC.
28161 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28163 2007-01-03 Paul Brook <paul@codesourcery.com>
28165 Merge from sourcerygxx-4_1.
28166 * config/arm/thumb2.md: New file.
28167 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28169 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28170 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28171 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28172 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28174 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28175 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28177 * config/arm/ieee754-sf.S: Ditto.
28178 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28179 (thumb1_base_register_rtx_p): ... to this.
28180 (thumb_index_register_rtx_p): Rename...
28181 (thumb1_index_register_rtx_p): ... to this.
28182 (thumb_output_function_prologue): Rename...
28183 (thumb1_output_function_prologue): ... to this.
28184 (thumb_legitimate_address_p): Rename...
28185 (thumb1_legitimate_address_p): ... to this.
28186 (thumb_rtx_costs): Rename...
28187 (thumb1_rtx_costs): ... to this.
28188 (thumb_compute_save_reg_mask): Rename...
28189 (thumb1_compute_save_reg_mask): ... to this.
28190 (thumb_final_prescan_insn): Rename...
28191 (thumb1_final_prescan_insn): ... to this.
28192 (thumb_expand_epilogue): Rename...
28193 (thumb1_expand_epilogue): ... to this.
28194 (arm_unwind_emit_stm): Rename...
28195 (arm_unwind_emit_sequence): ... to this.
28196 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28197 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28198 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28199 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28200 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28201 thumb2_output_casesi): New functions.
28202 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28203 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28204 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28205 THUMB2_WORK_REGS): Define.
28206 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28207 arm_condexec_mask, arm_condexec_masklen)): New variables.
28208 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28209 (arm_override_options): Check new CPU capabilities.
28210 Set new architecture flag variables.
28211 (arm_isr_value): Handle v7m interrupt functions.
28212 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28214 (const_ok_for_arm): Handle Thumb-2 constants.
28215 (arm_gen_constant): Ditto. Use movw when available.
28216 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28218 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28219 (thumb_find_work_register, arm_load_pic_register,
28220 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28221 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28222 print_multi_reg, output_mov_long_double_fpa_from_arm,
28223 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28224 output_mov_double_fpa_from_arm, output_move_double,
28225 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28226 output_return_instruction, arm_output_function_prologue,
28227 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28228 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28229 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28230 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28231 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28232 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28234 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28235 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28236 (arm_file_start): Output directive for unified syntax.
28237 (arm_unwind_emit_set): Handle stack alignment instruction.
28238 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28239 Add v6t2, v7, v7a, v7r and v7m.
28240 (RETLDM): Add Thumb-2 code.
28241 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28242 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28243 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28244 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28245 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28246 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28247 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28248 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28249 ADJUST_INSN_LENGTH): Define.
28250 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28251 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28252 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28253 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28254 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28255 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28256 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28257 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28258 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28259 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28260 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28261 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28262 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28263 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28264 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28265 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28266 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28268 * config/arm/arm-tune.md: Regenerate.
28269 * config/arm/arm-protos.h: Update prototypes.
28270 * config/arm/vfp.md: Enable patterns for Thumb-2.
28271 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28272 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28273 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28274 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28275 * config/arm/libunwind.S: Add Thumb-2 code.
28276 * config/arm/constraints.md: Update include Thumb-2.
28277 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28278 * config/arm/ieee754-df.S: Ditto.
28279 * config/arm/bpabi.S: Ditto.
28280 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28281 * config/arm/predicates.md (low_register_operand,
28282 low_reg_or_int_operand, thumb_16bit_operator): New.
28283 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28284 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28285 * config/arm/t-arm-elf: Add armv7 multilib.
28286 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28288 (UNSPEC_STACK_ALIGN, ce_count): New.
28289 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28290 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28292 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28293 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28294 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28295 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28296 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28297 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28299 * doc/extend.texi: Document ARMv7-M interrupt functions.
28300 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28302 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28304 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28305 (struct _Unwind_Context): Rename args_size to flags, remove
28306 signal_frame field, add a new args_size field and version field.
28307 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28308 _Unwind_IsExtendedContext): New inline functions.
28309 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28310 Assume by_value array is only present if _Unwind_IsExtendedContext.
28311 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28312 _Unwind_IsSignalFrame.
28313 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28314 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28315 (uw_init_context_1): Initialize context->flags to
28316 EXTENDED_CONTEXT_BIT.
28317 * config/rs6000/linux-unwind.h (frob_update_context): Use
28318 _Unwind_SetSignalFrame.
28320 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28322 PR middle-end/30353
28323 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28324 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28327 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28329 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28330 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28331 RET, AT_SP): Remove.
28332 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28335 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28336 * cfgbuild.c (find_basic_blocks): Likewise.
28337 * cfgrtl.c (rtl_create_basic_block): Likewise.
28338 * function.c (temp_slots_at_level): Likewise.
28339 * reg-stack.c (stack_regs_mentioned): Likewise.
28340 * regclass.c (allocate_reg_info): Likewise.
28341 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28342 set_bb_for_stmt, move_block_to_fn): Likewise.
28343 * tree-complex.c (tree_lower_complex): Likewise.
28344 * vec.h (VEC_safe_grow_cleared): New.
28346 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28348 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28350 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28351 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28353 * cfgloopmanip.c (scale_loop_frequencies): Export.
28354 (loopify): Scale the frequencies by prescribed coefficients.
28355 (set_zero_probability): New function.
28356 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28357 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28358 and frequencies according to arguments.
28359 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28361 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28362 * modulo-sched.c (sms_schedule): Set probabilities for entering
28363 versioned loop correctly.
28364 * tree-vect-transform.c (vect_transform_loop): Ditto.
28365 * cfgloop.h (loopify, loop_version): Declaration changed.
28366 (scale_loop_frequencies): Declared.
28368 2007-01-02 Jan Hubicka <jh@suse.cz>
28370 * cgraph.c: Include tree-flow.h
28371 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28372 early_local_passes.
28373 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28374 * tree-pass.h (pass_all_early_optimizations): Declare.
28375 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28376 early_local_passes.
28377 (cgraph_analyze_function): Do early_local_passes.
28378 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28379 Do not add referenced vars.
28380 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28382 (gate_all_early_local_passes): New gate.
28383 (pass_early_local_passes): Use new gate.
28384 (execute_early_local_optimizations): New functions.
28385 (gate_all_early_optimizations): New gate.
28386 (pass_all_early_optimizations): New pass.
28387 (execute_free_datastructures): Free SSA only when initialized.
28388 (gate_init_datastructures): Init only when optimizing.
28389 (tree_lowering_passes): Do early local passes when called late.
28390 * tree-profile.c (do_tree_profiling): Don't profile functions added
28392 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28393 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28395 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28396 during early_local_passes.
28397 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28400 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28402 * Makefile.in: Update copyright year.
28404 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28406 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28407 in $(lang_checks) and check-consistency targets.
28409 2007-01-02 Jan Hubicka <jh@suse.cz>
28411 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28412 Do not add referenced vars.
28413 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28415 * passes.c (init_optimization_passes): Put mudflap_2 after
28416 free_datastructures.
28418 2007-01-02 Jan Hubicka <jh@suse.cz>
28420 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28421 Set NOTHROW flag on call statements proved to be nothrow.
28422 Update statement of local calls so new pure/const functions are
28423 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28425 (tree_rest_of_compilation): Register hooks and initialize bitmap
28426 early. Do not set after_inlining flag.
28428 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28430 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28431 HOST_BITS_PER_LONGLONG
28433 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28436 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28437 warning for non-static initializers.
28439 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28441 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28442 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28443 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28444 Always use set_unique_reg_note to add REG_EQUAL notes.
28446 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28449 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28451 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28452 * cfgbuild.c (find_basic_blocks): Likewise.
28453 * cfgrtl.c (rtl_create_basic_block): Likewise.
28454 * function.c (temp_slots_at_level): Likewise.
28455 * reg-stack.c (stack_regs_mentioned): Likewise.
28456 * regclass.c (allocate_reg_info): Likewise.
28457 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28458 set_bb_for_stmt, move_block_to_fn): Likewise.
28459 * tree-complex.c (tree_lower_complex): Likewise.
28460 * vec.h (VEC_safe_grow_cleared): New.
28462 2007-01-02 Ian Lance Taylor <iant@google.com>
28464 * c-common.c (c_common_truthvalue_conversion): When warning about
28465 using an assignment as a truth value, set TREE_NO_WARNING.
28467 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28470 * c.opt (Wold-style-declaration): New.
28471 * doc/invoke.texi (C-only Warning Options): New.
28472 (Wold-style-declaration): Document it.
28473 (Wextra): Enabled by -Wextra.
28474 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28475 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28476 -Wold-style-declaration.
28478 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28480 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28481 * cfgbuild.c (find_basic_blocks): Likewise.
28482 * cfgrtl.c (rtl_create_basic_block): Likewise.
28483 * function.c (temp_slots_at_level): Likewise.
28484 * reg-stack.c (stack_regs_mentioned): Likewise.
28485 * regclass.c (allocate_reg_info): Likewise.
28486 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28487 set_bb_for_stmt, move_block_to_fn): Likewise.
28488 * tree-complex.c (tree_lower_complex): Likewise.
28489 * vec.h (VEC_safe_grow_cleared): New.
28491 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28493 * c-common.c (c_common_nodes_and_builtins): Since variants of
28494 void_type_node get built before it is given a name, we need to
28495 give those variants the name, too.
28496 (complete_array_type): We need to work with the canonical main
28497 type of the array, from which we will build the qualified version.
28498 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28499 * print-tree.c (print_node): Display canonical type information
28501 * stor-layout.c (layout_type): When we don't know the
28502 alignment of a type for which we're building an array, we end up
28503 guessing wrong, so make the type require structural equality.
28504 * tree.c (make_node_stat): When we build a new type, it is its
28505 own canonical type.
28506 (build_type_attribute_qual_variant): When building an attribute
28507 variant, its canonical type is the non-attribute variant. However,
28508 if the attributes are target-dependent and they differ, we need to
28509 use structural equality checks for this type.
28510 (build_qualified_type): A qualified type is not equivalent to its
28511 unqualified variant; set the canonical type appropriately.
28512 (build_distinct_type_copy): When building a distinct type from
28513 another type, the new type is its own canonical type.
28514 (build_variant_type_copy): When building a new type variant, we
28515 assume that it is equivalent to the original type.
28516 (build_pointer_type_for_mode): When building a pointer type, also
28517 build a canonical type pointer.
28518 (build_reference_type_for_mode): When building a reference type,
28519 also build a canonical type reference.
28520 (build_index_type): When we can't hash an index type (e.g.,
28521 because its maximum value is negative), the index type requires
28522 structural equality tests.
28523 (build_array_type): Build the canonical form of an array type.
28524 (build_function_type): Function types require structural equality,
28525 because they contain default arguments, attributes, etc.
28526 (build_method_type_directly): Ditto for method types.
28527 (build_offset_type): Build the canonical offset type.
28528 (build_complex_type): Build the canonical vector type.
28529 (make_vector_type): Build the canonical vector type.
28530 * tree.h (TYPE_CANONICAL): New.
28531 (TYPE_STRUCTURAL_EQUALITY_P): New.
28532 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28533 (struct tree_type): Added "canonical" field.
28534 * params.h (VERIFY_CANONICAL_TYPES): New.
28535 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28536 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28537 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28538 * doc/invoke.texi (verify-canonical-types): Document --param
28539 parameter for verifying canonical types.
28541 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28543 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28544 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28545 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28546 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28548 * config/rs6000/e500.h: New.
28549 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28550 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28552 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28553 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28554 TARGET_E500_DOUBLE): Remove.
28555 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28556 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28557 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28558 * config/rs6000/rs6000.c (rs6000_override_options): Use
28559 CHECK_E500_OPTIONS.
28561 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28563 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28564 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28565 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28566 rs6000_emit_cmove): Don't check TARGET_E500.
28567 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28568 sordered): Don't check TARGET_E500.
28570 2007-01-01 Eric Christopher <echristo@apple.com>
28572 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28573 HARD_REGISTER_NUM_P.
28575 2007-01-01 Roger Sayle <roger@eyesopen.com>
28577 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28578 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28579 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28582 2007-01-01 Mike Stump <mrs@apple.com>
28584 * configure.ac: Remove support for building with Apple's gcc-3.1.
28586 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28588 PR middle-end/30311
28589 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28590 REG is a hard register. Do not modify REG before calling
28592 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28593 multiple of the size of YMODE for certain lowpart cases.
28595 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28597 PR middle-end/30253
28598 * gimplify (voidify_wrapper_expr): Update for
28599 GIMPLE_MODIFY_STMT.
28601 2007-01-01 Andreas Schwab <schwab@suse.de>
28604 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28605 save of BR0 in extra_spill_size instead of spill_size.
28606 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28608 (ia64_expand_epilogue): Restore BR0 from its new location.
28610 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28612 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28613 Use a temporary variable if the left hand side is not a gimple
28616 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28618 * gimplify.c (gimplify_return_expr): Make the temporary variable
28619 for the return expression, a gimple register variable.
28621 2007-01-01 Jan Hubicka <jh@suse.cz>
28623 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28626 2007-01-01 Mike Stump <mrs@apple.com>
28628 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28630 * config/darwin.c (machopic_select_rtx_section): Use
28631 HAVE_GAS_LITERAL16.
28632 (darwin_mergeable_constant_section): Likewise.
28633 * configure: Regenerate.
28634 * config.in: Regenerate.
28636 2007-01-01 Jan Hubicka <jh@suse.cz>
28637 Andrew Pinski <pinskia@gmail.com>
28639 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28640 before starting IPA passes.