1 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3 * config/mips/mips.c (dump_constants_1): Generalize to include
4 fractional and accumulator modes.
6 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
8 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
9 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
11 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
12 TARGET_HARD_FLOAT when testing whether -mpaired-single is
14 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
16 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
18 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
19 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
21 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
22 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
23 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
25 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
27 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
28 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
29 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
31 2007-09-22 Jason Merrill <jason@redhat.com>
34 * attribs.c (lookup_attribute_spec): Split out...
35 (decl_attributes): From here.
38 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
40 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
42 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
44 * tree-inline.c (remap_type_1): Correctly chain variants.
46 2007-09-22 Richard Guenther <rguenther@suse.de>
48 PR tree-optimization/33146
49 * fold-const.c (fold_binary): Use the original tree
51 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
54 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
57 * except.c (finish_eh_generation): Call commit_edge_insertions if
58 there are insns queued on the entry edge.
59 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
62 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
64 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
66 2007-09-19 Michael Meissner <michael.meissner@amd.com>
68 * gcc/config/i386/i386.c: Delete trailing whitespace.
69 * gcc/config/i386/i386.h: Ditto.
70 * gcc/config/i386/bmmintrin.h: Ditto.
71 * gcc/config/i386/sync.md: Ditto.
72 * gcc/config/i386/ppro.md: Ditto.
73 * gcc/config/i386/mmx.md: Ditto.
74 * gcc/config/i386/constraints.md: Ditto.
75 * gcc/config/i386/sse.md: Ditto.
76 * gcc/config/i386/athlon.md: Ditto.
77 * gcc/config/i386/i386.md: Ditto.
79 2007-09-21 Richard Guenther <rguenther@suse.de>
81 PR tree-optimization/33508
82 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
83 quadratic loop by keeping a bitmap of variables we have
84 to clobber all subvariables for.
85 (set_initial_properties): Likewise.
87 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
89 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
91 2007-09-20 Nigel Stephens <nigel@mips.com>
92 Chao-ying Fu <fu@mips.com>
94 * c-decl.c (finish_declspecs): When _Sat is used without
95 _Fract or _Accum, set the default type to cts_fract.
96 This avoids a warning of "type defaults to int".
98 2007-09-20 Joseph Myers <joseph@codesourcery.com>
100 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
101 bit-fields wider than one bit.
103 2007-09-20 Jakub Jelinek <jakub@redhat.com>
106 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
108 * dbxout.c (dbxout_type): Likewise.
112 * gimplify.c (gimplify_vla_decl): New function.
113 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
115 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
117 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
119 * doc/invoke.texi (-minterlink-mips16): Document.
120 * config/mips/mips.opt (minterlink-mips16): New option.
121 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
124 2007-09-20 Joseph Myers <joseph@codesourcery.com>
126 * doc/extend.texi (Attribute Syntax): Remove old speculative
129 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
131 * combine.c: Include cgraph.h.
132 (setup_incoming_promotions): Rework to allow more aggressive
133 elimination of sign extensions when all call sites of the
134 current function are known to lie within the current unit.
136 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
138 * dse.c (find_shift_sequence): No-op rework of control flow.
140 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
142 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
143 GPR for DCmode on 64-bit targets. Remove redundant fallback.
145 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
147 * cfgexpand.c (dump_stack_var_partition): Use the correct
148 index for the offset.
150 2007-09-19 Joseph Myers <joseph@codesourcery.com>
152 * config/mips/sde.h: Switch to GPLv3.
154 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
156 * tree-sra.c (decide_block_copy): Decide if there are groups.
158 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
160 * config/m68k/m68k.c (output_move_himode): Remove jump table
162 config/m68k/m68k.md (lea): Likewise.
163 * config/m68k/m68k.c (print_operand_address): Use simple pc
166 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
168 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
169 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument default
171 (asm_insn_count): Pass template as second argument to it.
172 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
173 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
174 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
175 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
176 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
177 (sh_insn_length_adjustment): Pass template as second argument to it.
178 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
180 * config/bfin/bfin.md (define_asm_attributes): New.
182 2007-09-19 Jie Zhang <jie.zhang@analog.com>
184 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
186 * config/bfin/print-sysroot-suffix.sh: New.
187 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
188 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
189 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
190 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
191 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
192 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
193 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
194 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
195 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
196 (linux-sysroot-suffix.h): New target.
197 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
198 (mspecld-anomaly): Likewise.
199 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
200 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
201 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
202 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
203 (bfin_si_revision): Declare.
204 (bfin_workarounds): Declare.
205 (WA_SPECULATIVE_LOADS): Define.
206 (ENABLE_WA_SPECULATIVE_LOADS): Define.
207 (WA_SPECULATIVE_SYNCS): Define.
208 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
209 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
210 (LIB_SPEC): Add %s to the linker scripts.
211 Use proper linker script for bf522, bf525, bf527,
212 bf538, bf539, bf542, bf544, bf548, and bf549.
213 * config/bfin/bfin.c (bfin_si_revision): Define.
214 (bfin_workarounds): Define.
215 (struct bfin_cpu): New.
217 (bfin_handle_option): Handle silicon revision part of -mcpu option.
218 (override_options): Set bfin_workarounds.
219 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
220 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
221 ENABLE_WA_SPECULATIVE_LOADS.
222 (bfin_reorg): Likewise.
223 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
224 macros for bf522, bf525, bf527, bf538, bf539,
225 bf542, bf544, bf548, and bf549.
226 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
227 Don't define __ID_SHARED_LIB__ when -msep-data.
228 (TARGET_DEFAULT): Define as 0.
229 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
230 * doc/invoke.texi (Blackfin Options): Document silicon
231 revision part of -mcpu option and it now accepts bf522, bf525,
232 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
234 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
236 * alias.c (memory_modified_1): Deconstify.
237 (memory_modified_in_insn_p): Don't use const_note_stores.
238 * rtl.h (const_note_stores): Delete.
239 * rtlanal.c (const_note_stores): Likewise.
241 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
243 * dse.c (find_shift_sequence): Temporarily revert to forbidding
246 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
250 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
251 (addsi_small_int): Likewise.
252 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
253 (one_cmplsi2): Likewise.
255 (enter_func): Expand insn using hard_frame_pointer_rtx and
258 * config/fr30/fr30.c (fr30_expand_prologue): Check for
259 hard_frame_pointer_rtx instead of using REGNO() check.
260 Properly sign extend GEN_INT() argument.
262 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
264 * config/m68k/m68k.c (override_options): Remove USE_GAS,
266 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
267 alternatives with just jcc.
268 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
269 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
270 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
271 dbge_hi, dbge_si): Likewise.
273 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
275 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
276 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
277 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
278 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
279 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
281 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
283 * config/m68k/m68k-devices.def (51qe): New device.
284 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
285 to all uses of FL_FOR_isa_c for compatibility.
286 (all_microarchs): Add cfv1 microarchitecture.
287 (m68k_handle_option): Handle m51qe option.
288 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
289 (TUNE_CFV1): New macro.
290 (enum uarch_type): Add ucfv1.
291 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
293 2007-09-18 Richard Guenther <rguenther@suse.de>
295 PR tree-optimization/31863
296 * tree-ssa-structalias.c (create_variable_info_for): Always
299 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
301 * opts.c (decode_options): Enable vectorization under -O3.
303 2007-09-18 Richard Guenther <rguenther@suse.de>
305 PR tree-optimization/33340
306 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
307 SSA_NAMEs that occur in abnormal PHI nodes.
309 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
311 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
312 Don't use const_get_call_expr_in.
313 * tree-gimple.c (const_get_call_expr_in): Delete.
314 * tree-gimple.h (const_get_call_expr_in): Likewise.
316 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
318 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
319 not yet have a basic block.
320 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
322 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
324 * config/mips/mips.c (mips_file_start): Add ".previous" directives
327 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
329 * config/mips/mips.c (mips_output_mi_thunk): Use
330 mips_function_ok_for_sibcall and const_call_insn_operand
331 to determine if a direct sibcall is allowed. Use
332 mips_classify_symbol to determine a global pointer is needed.
334 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
336 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
338 2007-09-17 Chao-ying Fu <fu@mips.com>
339 Nigel Stephens <nigel@mips.com>
341 * config/fixed-bit.h: New file.
342 * config/fixed-bit.c: New file.
343 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
345 2007-09-18 Jakub Jelinek <jakub@redhat.com>
347 * c-format.h (format_kind_info): Add alloc_char field.
348 * c-format.c (scanf_flag_specs): Add 'm'.
349 (scanf_flag_pairs): Add 'a', 'm' pair.
350 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
351 (format_types_orig): Add alloc_char fields.
352 (check_format_info_main): Rename aflag to alloc_flag.
353 Handle fki->alloc_char. modifier after width and before length
354 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
355 length modifiers as well.
356 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
359 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
360 returned by build_call_expr.
362 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
364 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
365 NULL for variable-sized records too.
366 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
368 2007-09-17 Tom Tromey <tromey@redhat.com>
370 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
371 (c_builtin_function): Likewise.
372 (grokdeclarator): Likewise.
374 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
376 PR rtl-optimization/26449
377 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
378 (seq_insns_valid_p): Removed.
380 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
382 * tree-nomudflap.c (gate_mudflap): New static function.
383 (pass_mudflap_1): Use it as gate function.
384 (pass_mudflap_2): Likewise.
386 2007-09-17 Jan Hubicka <jh@suse.cz>
390 * loop-invariant.c (move_invariant_reg): Unshare sequence.
392 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
394 PR tree-optimization/33319
395 * tree-vect-analyze.c (vect_same_range_drs): New.
396 (vect_vfa_range_equal): New.
397 (vect_is_duplicate_ddr): Removed.
398 (vect_mark_for_runtime_alias_test): Do not perform marking when
399 optimizing for size or max_param for alias checking is zero.
400 Move the function before vect_analyze_data_ref_dependence.
401 (vect_analyze_data_ref_dependence): Add call to
402 vect_mark_for_runtime_alias_test in two cases when dependence
404 (vect_analyze_data_ref_dependences): Do not call to
405 vect_mark_for_runtime_alias_test.
406 (vect_prune_runtime_alias_test_list): New.
407 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
408 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
409 Update vec_outside_cost.
410 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
411 (vect_create_cond_for_alias_checks): Build the base address of data
412 reference from DR_GROUP_FIRST_DR.
413 (vect_loop_versioning): New.
414 (vect_transform_loop): Add a call to vect_loop_versioning.
415 Remove factored out code.
417 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
420 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
423 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
425 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
426 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
427 Fix the call to insn_rtx_cost. Skip access sizes that require a
428 real truncation of the store register. Use convert_move instead
429 of gen_lowpart when narrowing the result.
430 (replace_read): Use convert_move instead of gen_lowpart when
431 narrowing the store rhs.
433 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
435 * config/mips/mips.md (SHORT): Fix long line.
436 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
437 to QImode and HImode.
439 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
441 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
443 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
445 * tree-parloops.c: New file.
446 * tree-ssa-operands.h (free_stmt_operands): Declare.
447 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
449 * tree-pass.h (pass_parallelize_loops): Declare.
450 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
452 (build_omp_regions_1): Allow analysing just a single OMP region and
454 ( build_omp_regions_root, omp_expand_local): New functions.
455 (build_omp_regions): Add argument to build_omp_regions_1 call.
456 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
457 autoparallelization is run.
458 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
459 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
460 pass_parallelize_loops): New.
461 * common.opt (ftree-parallelize-loops): New.
462 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
463 parallelize_loops): Declare.
464 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
465 * Makefile.in (tree-parloops.o): Added.
466 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
468 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
469 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
470 one extra edge as well.
471 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
472 Use VEC_free to free doms vector.
473 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
474 operands. Recompute operand caches in the new function.
475 (move_sese_region_to_fn): Update loop info.
476 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
477 * tree-ssa-operands.c (free_stmt_operands): New function.
479 * doc/passes.texi: Document autoparallelization.
480 * doc/invoke.texi (-ftree-parallelize-loops): New option.
482 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
485 * pa.c (function_value): Use GET_MODE_BITSIZE instead of TYPE_PRECISION.
487 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
489 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
491 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
492 get_vectype_for_scalar_type succeeded.
493 (vectorizable_conversion): Likewise.
495 2007-09-14 Jan Hubicka <jh@suse.cz>
497 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
500 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
503 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary register
504 when operands[2] equals operands[1].
505 (remainderxf3): Ditto.
507 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
508 Nigel Stephens <nigel@mips.com>
510 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
511 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
512 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
514 (_Unwind_ForcedUnwind): Likewise.
515 (_Unwind_Resume): Likewise.
516 (_Unwind_Resume_or_Rethrow): Likewise.
517 (_Unwind_Backtrace): Likewise.
518 (_Unwind_SjLj_RaiseException): Likewise.
519 (_Unwind_SjLj_ForcedUnwind): Likewise.
520 (_Unwind_SjLj_Resume): Likewise.
521 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
522 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
524 (_Unwind_ForcedUnwind): Likewise.
525 (_Unwind_Resume): Likewise.
526 (_Unwind_Resume_or_Rethrow): Likewise.
527 (_Unwind_Backtrace): Likewise.
528 * unwind-compat.c (_Unwind_Backtrace): Likewise.
529 (_Unwind_ForcedUnwind): Likewise.
530 (_Unwind_RaiseException): Likewise.
531 (_Unwind_Resume): Likewise.
532 (_Unwind_Resume_or_Rethrow): Likewise.
534 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
535 nomips16 mode when IN_LIBGCC2 with hard float.
537 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
539 * config/mips/sdemtk.opt: Update to GPLv3.
540 * config/mips/sdemtk.h: Likewise.
542 2007-09-14 Nigel Stephens <nigel@mips.com>
544 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
545 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
546 for mipsisa32-*-linux*.
548 2007-09-14 Nigel Stephens <nigel@mips.com>
549 David Ung <davidu@mips.com>
550 Thiemo Seufer <ths@mips.com>
551 Richard Sandiford <richard@codesourcery.com>
553 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
554 * configure.ac: Add a mipssde threading type.
555 * configure: Regenerate.
556 * config/mips/sdemtk.h: New file.
557 * config/mips/t-sdemtk: Likewise.
558 * config/mips/sdemtk.opt: Likewise.
559 * gthr-mipssde.h: Likewise.
560 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
561 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
562 (MIPS_ICACHE_SYNC): New macro, split from ...
563 * config/mips/mips.md (clear_cache): ...here.
564 * config/mips/mips.c (mips_save_reg_p): Check
565 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
566 (build_mips16_function_stub): Use targetm.strip_name_encoding.
567 (build_mips16_call_stub): Likewise.
569 2007-09-14 Richard Sandiford <richard@codesourcery.com>
571 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
573 2007-09-14 Jakub Jelinek <jakub@redhat.com>
576 * config/ia64/ia64.c (find_gr_spill): Don't decrement
577 current_frame_info.n_local_regs. Don't return emitted local
579 (ia64_compute_frame_size): Improve unwind hack to put
580 RP, PFS, FP in that order by allowing some of the registers
581 been already emitted, as long as they are emitted to the
584 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
586 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
587 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
588 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
590 2007-09-13 Eric Christopher <echristo@apple.com>
591 Kenneth Zadeck <zadeck@naturalbridge.com>
593 * dse.c (find_shift_sequence): New function.
594 (replace_read): Add case to remove read if it requires shift.
595 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
597 2007-09-13 Tom Tromey <tromey@redhat.com>
599 * c-common.c (fname_as_string): Update.
600 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
601 (c_lex_one_token): Update. Add 'parser' argument.
602 (c_parser_simple_asm_expr): Update.
603 (c_parser_attributes): Update.
604 (c_parser_asm_statement): Update.
605 (c_parser_asm_operands): Update.
606 (c_parser_peek_token): Update.
607 (c_parser_peek_2nd_token): Update.
608 * c-lex.c (c_lex_string_translate): Remove.
609 (c_lex_return_raw_strings): Likewise.
610 (c_lex_with_flags): Added 'lex_flags' argument.
611 (lex_string): Added 'translate' argument.
612 * c-pragma.h (c_lex_with_flags): Update.
613 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
614 (C_LEX_STRING_NO_TRANSLATE): New define.
615 (C_LEX_RAW_STRINGS): Likewise.
617 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
620 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
621 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
622 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
623 (bfin_init_builtins): Initialize __builtin_bfin_ones,
624 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
625 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
626 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
627 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
628 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
629 (bdesc_1arg): Add __builtin_bfin_ones.
630 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
631 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
632 and __builtin_bfin_csqu_fr16.
633 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
634 (ones): New define_insn.
635 (ssaddhi3_parts): New define_insn.
636 (sssubhi3_parts): New define_insn.
637 (flag_mulhi_parts): New define_insn.
639 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
641 * common.opt (femit-class-debug-always): Turn off by default.
643 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
645 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
646 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
648 2007-09-13 James E. Wilson <wilson@specifix.com>
650 PR tree-optimization/33389
651 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
652 then set build_loads before returning.
654 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
655 David Ung <davidu@mips.com>
657 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
658 {d}addiu and a negative immediate such that it works with MIPS16
661 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
664 * configure.ac (ld_vers): Support Linux linker.
665 * configure: Regenerated.
667 2007-09-13 Richard Sandiford <richard@codesourcery.com>
668 Sandra Loosemore <sandra@codesourcery.com>
670 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
671 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
672 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
673 nomips16 into decl attributes.
674 (TARGET_INSERT_ATTRIBUTES): Override.
675 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
676 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
677 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
678 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
679 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
680 (mips_use_mips16_mode_p): Reimplement as a function that takes
681 a decl and considers only decl attributes. If the decl is nested
682 function, use its parent attributes.
683 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
684 instead of SYMBOL_REF_MIPS16_FUNC_P.
685 (mips_set_mips16_mode): Move call to sorry here from old
686 mips_use_mips16_mode_p.
687 (mflip_mips16_entry): New structure.
688 (mflip_mips16_htab): New variable.
689 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
690 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
691 (mips_merge_decl_attributes): New function.
692 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
693 Use mips_use_mips16_mode_p.
694 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
695 SYMBOL_REF_MIPS16_FUNC_P.
696 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
698 2007-09-13 Richard Sandiford <richard@codesourcery.com>
700 * c-parser.c (c_parser_struct_declaration): Check for a null return.
702 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
705 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
707 2007-09-12 Michael Meissner <michael.meissner@amd.com>
708 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
709 Tony Linthicum <tony.linthicum@amd.com>
711 * tree.h (function_args_iterator): New type to iterate over
713 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
714 function arguments providing a pointer to the argument.
715 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
716 function arguments providing the argument.
717 (function_args_iter_init): Inline function to initialize
718 function_args_iterator.
719 (function_args_iter_cond_ptr): Inline function to return the next
720 pointer to hold the argument.
721 (function_args_iter_cond): Inline function to return the next
723 (function_args_iter_cond_next): Advance the function args
725 (stdarg_p): New function, return true if variable argument
727 (prototype_p): New function, return true if function is
729 (function_args_count): New function, count the number of arguments
732 * tree.c (stdarg_p): New function, return true if variable
734 (prototype_p): New function, return true if function is
737 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
738 (TARGET_ROUND): New macro for the round/ptest instructions which
739 are shared between SSE4.1 and SSE5.
740 (OPTION_MASK_ISA_ROUND): Ditto.
741 (OPTION_ISA_ROUND): Ditto.
742 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
743 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
745 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
746 (-mfused-madd): New switch to give users control over whether the
747 compiler optimizes to use the multiply/add SSE5 instructions.
749 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
750 m_ATHLON_K8_AMDFAM10, and change all uses.
751 (enum pta_flags): Add PTA_SSE5.
752 (ix86_handle_option): Turn off 3dnow if -msse5.
753 (override_options): Add SSE5 support.
754 (print_operand): %Y prints comparison codes for SSE5 com/pcom
756 (ix86_expand_sse_movcc): Add SSE5 support.
757 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
758 vector type to the next largest size.
759 (ix86_expand_sse5_pack): New function to use pperm to pack a
760 vector type to the next smallest size.
761 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
762 (IX86_BUILTIN_FMADDSD): Ditto.
763 (IX86_BUILTIN_FMADDPS): Ditto.
764 (IX86_BUILTIN_FMADDPD): Ditto.
765 (IX86_BUILTIN_FMSUBSS): Ditto.
766 (IX86_BUILTIN_FMSUBSD): Ditto.
767 (IX86_BUILTIN_FMSUBPS): Ditto.
768 (IX86_BUILTIN_FMSUBPD): Ditto.
769 (IX86_BUILTIN_FNMADDSS): Ditto.
770 (IX86_BUILTIN_FNMADDSD): Ditto.
771 (IX86_BUILTIN_FNMADDPS): Ditto.
772 (IX86_BUILTIN_FNMADDPD): Ditto.
773 (IX86_BUILTIN_FNMSUBSS): Ditto.
774 (IX86_BUILTIN_FNMSUBSD): Ditto.
775 (IX86_BUILTIN_FNMSUBPS): Ditto.
776 (IX86_BUILTIN_FNMSUBPD): Ditto.
777 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
778 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
779 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
780 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
781 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
782 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
783 (IX86_BUILTIN_PPERM): Ditto.
784 (IX86_BUILTIN_PERMPS): Ditto.
785 (IX86_BUILTIN_PERMPD): Ditto.
786 (IX86_BUILTIN_PMACSSWW): Ditto.
787 (IX86_BUILTIN_PMACSWW): Ditto.
788 (IX86_BUILTIN_PMACSSWD): Ditto.
789 (IX86_BUILTIN_PMACSWD): Ditto.
790 (IX86_BUILTIN_PMACSSDD): Ditto.
791 (IX86_BUILTIN_PMACSDD): Ditto.
792 (IX86_BUILTIN_PMACSSDQL): Ditto.
793 (IX86_BUILTIN_PMACSSDQH): Ditto.
794 (IX86_BUILTIN_PMACSDQL): Ditto.
795 (IX86_BUILTIN_PMACSDQH): Ditto.
796 (IX86_BUILTIN_PMADCSSWD): Ditto.
797 (IX86_BUILTIN_PMADCSWD): Ditto.
798 (IX86_BUILTIN_PHADDBW): Ditto.
799 (IX86_BUILTIN_PHADDBD): Ditto.
800 (IX86_BUILTIN_PHADDBQ): Ditto.
801 (IX86_BUILTIN_PHADDWD): Ditto.
802 (IX86_BUILTIN_PHADDWQ): Ditto.
803 (IX86_BUILTIN_PHADDDQ): Ditto.
804 (IX86_BUILTIN_PHADDUBW): Ditto.
805 (IX86_BUILTIN_PHADDUBD): Ditto.
806 (IX86_BUILTIN_PHADDUBQ): Ditto.
807 (IX86_BUILTIN_PHADDUWD): Ditto.
808 (IX86_BUILTIN_PHADDUWQ): Ditto.
809 (IX86_BUILTIN_PHADDUDQ): Ditto.
810 (IX86_BUILTIN_PHSUBBW): Ditto.
811 (IX86_BUILTIN_PHSUBWD): Ditto.
812 (IX86_BUILTIN_PHSUBDQ): Ditto.
813 (IX86_BUILTIN_PROTB): Ditto.
814 (IX86_BUILTIN_PROTW): Ditto.
815 (IX86_BUILTIN_PROTD): Ditto.
816 (IX86_BUILTIN_PROTQ): Ditto.
817 (IX86_BUILTIN_PROTB_IMM): Ditto.
818 (IX86_BUILTIN_PROTW_IMM): Ditto.
819 (IX86_BUILTIN_PROTD_IMM): Ditto.
820 (IX86_BUILTIN_PROTQ_IMM): Ditto.
821 (IX86_BUILTIN_PSHLB): Ditto.
822 (IX86_BUILTIN_PSHLW): Ditto.
823 (IX86_BUILTIN_PSHLD): Ditto.
824 (IX86_BUILTIN_PSHLQ): Ditto.
825 (IX86_BUILTIN_PSHAB): Ditto.
826 (IX86_BUILTIN_PSHAW): Ditto.
827 (IX86_BUILTIN_PSHAD): Ditto.
828 (IX86_BUILTIN_PSHAQ): Ditto.
829 (IX86_BUILTIN_FRCZSS): Ditto.
830 (IX86_BUILTIN_FRCZSD): Ditto.
831 (IX86_BUILTIN_FRCZPS): Ditto.
832 (IX86_BUILTIN_FRCZPD): Ditto.
833 (IX86_BUILTIN_CVTPH2PS): Ditto.
834 (IX86_BUILTIN_CVTPS2PH): Ditto.
835 (IX86_BUILTIN_COMEQSS): Ditto.
836 (IX86_BUILTIN_COMNESS): Ditto.
837 (IX86_BUILTIN_COMLTSS): Ditto.
838 (IX86_BUILTIN_COMLESS): Ditto.
839 (IX86_BUILTIN_COMGTSS): Ditto.
840 (IX86_BUILTIN_COMGESS): Ditto.
841 (IX86_BUILTIN_COMUEQSS): Ditto.
842 (IX86_BUILTIN_COMUNESS): Ditto.
843 (IX86_BUILTIN_COMULTSS): Ditto.
844 (IX86_BUILTIN_COMULESS): Ditto.
845 (IX86_BUILTIN_COMUGTSS): Ditto.
846 (IX86_BUILTIN_COMUGESS): Ditto.
847 (IX86_BUILTIN_COMORDSS): Ditto.
848 (IX86_BUILTIN_COMUNORDSS): Ditto.
849 (IX86_BUILTIN_COMFALSESS): Ditto.
850 (IX86_BUILTIN_COMTRUESS): Ditto.
851 (IX86_BUILTIN_COMEQSD): Ditto.
852 (IX86_BUILTIN_COMNESD): Ditto.
853 (IX86_BUILTIN_COMLTSD): Ditto.
854 (IX86_BUILTIN_COMLESD): Ditto.
855 (IX86_BUILTIN_COMGTSD): Ditto.
856 (IX86_BUILTIN_COMGESD): Ditto.
857 (IX86_BUILTIN_COMUEQSD): Ditto.
858 (IX86_BUILTIN_COMUNESD): Ditto.
859 (IX86_BUILTIN_COMULTSD): Ditto.
860 (IX86_BUILTIN_COMULESD): Ditto.
861 (IX86_BUILTIN_COMUGTSD): Ditto.
862 (IX86_BUILTIN_COMUGESD): Ditto.
863 (IX86_BUILTIN_COMORDSD): Ditto.
864 (IX86_BUILTIN_COMUNORDSD): Ditto.
865 (IX86_BUILTIN_COMFALSESD): Ditto.
866 (IX86_BUILTIN_COMTRUESD): Ditto.
867 (IX86_BUILTIN_COMEQPS): Ditto.
868 (IX86_BUILTIN_COMNEPS): Ditto.
869 (IX86_BUILTIN_COMLTPS): Ditto.
870 (IX86_BUILTIN_COMLEPS): Ditto.
871 (IX86_BUILTIN_COMGTPS): Ditto.
872 (IX86_BUILTIN_COMGEPS): Ditto.
873 (IX86_BUILTIN_COMUEQPS): Ditto.
874 (IX86_BUILTIN_COMUNEPS): Ditto.
875 (IX86_BUILTIN_COMULTPS): Ditto.
876 (IX86_BUILTIN_COMULEPS): Ditto.
877 (IX86_BUILTIN_COMUGTPS): Ditto.
878 (IX86_BUILTIN_COMUGEPS): Ditto.
879 (IX86_BUILTIN_COMORDPS): Ditto.
880 (IX86_BUILTIN_COMUNORDPS): Ditto.
881 (IX86_BUILTIN_COMFALSEPS): Ditto.
882 (IX86_BUILTIN_COMTRUEPS): Ditto.
883 (IX86_BUILTIN_COMEQPD): Ditto.
884 (IX86_BUILTIN_COMNEPD): Ditto.
885 (IX86_BUILTIN_COMLTPD): Ditto.
886 (IX86_BUILTIN_COMLEPD): Ditto.
887 (IX86_BUILTIN_COMGTPD): Ditto.
888 (IX86_BUILTIN_COMGEPD): Ditto.
889 (IX86_BUILTIN_COMUEQPD): Ditto.
890 (IX86_BUILTIN_COMUNEPD): Ditto.
891 (IX86_BUILTIN_COMULTPD): Ditto.
892 (IX86_BUILTIN_COMULEPD): Ditto.
893 (IX86_BUILTIN_COMUGTPD): Ditto.
894 (IX86_BUILTIN_COMUGEPD): Ditto.
895 (IX86_BUILTIN_COMORDPD): Ditto.
896 (IX86_BUILTIN_COMUNORDPD): Ditto.
897 (IX86_BUILTIN_COMFALSEPD): Ditto.
898 (IX86_BUILTIN_COMTRUEPD): Ditto.
899 (IX86_BUILTIN_PCOMEQUB): Ditto.
900 (IX86_BUILTIN_PCOMNEUB): Ditto.
901 (IX86_BUILTIN_PCOMLTUB): Ditto.
902 (IX86_BUILTIN_PCOMLEUB): Ditto.
903 (IX86_BUILTIN_PCOMGTUB): Ditto.
904 (IX86_BUILTIN_PCOMGEUB): Ditto.
905 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
906 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
907 (IX86_BUILTIN_PCOMEQUW): Ditto.
908 (IX86_BUILTIN_PCOMNEUW): Ditto.
909 (IX86_BUILTIN_PCOMLTUW): Ditto.
910 (IX86_BUILTIN_PCOMLEUW): Ditto.
911 (IX86_BUILTIN_PCOMGTUW): Ditto.
912 (IX86_BUILTIN_PCOMGEUW): Ditto.
913 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
914 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
915 (IX86_BUILTIN_PCOMEQUD): Ditto.
916 (IX86_BUILTIN_PCOMNEUD): Ditto.
917 (IX86_BUILTIN_PCOMLTUD): Ditto.
918 (IX86_BUILTIN_PCOMLEUD): Ditto.
919 (IX86_BUILTIN_PCOMGTUD): Ditto.
920 (IX86_BUILTIN_PCOMGEUD): Ditto.
921 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
922 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
923 (IX86_BUILTIN_PCOMEQUQ): Ditto.
924 (IX86_BUILTIN_PCOMNEUQ): Ditto.
925 (IX86_BUILTIN_PCOMLTUQ): Ditto.
926 (IX86_BUILTIN_PCOMLEUQ): Ditto.
927 (IX86_BUILTIN_PCOMGTUQ): Ditto.
928 (IX86_BUILTIN_PCOMGEUQ): Ditto.
929 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
930 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
931 (IX86_BUILTIN_PCOMEQB): Ditto.
932 (IX86_BUILTIN_PCOMNEB): Ditto.
933 (IX86_BUILTIN_PCOMLTB): Ditto.
934 (IX86_BUILTIN_PCOMLEB): Ditto.
935 (IX86_BUILTIN_PCOMGTB): Ditto.
936 (IX86_BUILTIN_PCOMGEB): Ditto.
937 (IX86_BUILTIN_PCOMFALSEB): Ditto.
938 (IX86_BUILTIN_PCOMTRUEB): Ditto.
939 (IX86_BUILTIN_PCOMEQW): Ditto.
940 (IX86_BUILTIN_PCOMNEW): Ditto.
941 (IX86_BUILTIN_PCOMLTW): Ditto.
942 (IX86_BUILTIN_PCOMLEW): Ditto.
943 (IX86_BUILTIN_PCOMGTW): Ditto.
944 (IX86_BUILTIN_PCOMGEW): Ditto.
945 (IX86_BUILTIN_PCOMFALSEW): Ditto.
946 (IX86_BUILTIN_PCOMTRUEW): Ditto.
947 (IX86_BUILTIN_PCOMEQD): Ditto.
948 (IX86_BUILTIN_PCOMNED): Ditto.
949 (IX86_BUILTIN_PCOMLTD): Ditto.
950 (IX86_BUILTIN_PCOMLED): Ditto.
951 (IX86_BUILTIN_PCOMGTD): Ditto.
952 (IX86_BUILTIN_PCOMGED): Ditto.
953 (IX86_BUILTIN_PCOMFALSED): Ditto.
954 (IX86_BUILTIN_PCOMTRUED): Ditto.
955 (IX86_BUILTIN_PCOMEQQ): Ditto.
956 (IX86_BUILTIN_PCOMNEQ): Ditto.
957 (IX86_BUILTIN_PCOMLTQ): Ditto.
958 (IX86_BUILTIN_PCOMLEQ): Ditto.
959 (IX86_BUILTIN_PCOMGTQ): Ditto.
960 (IX86_BUILTIN_PCOMGEQ): Ditto.
961 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
962 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
963 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
964 OPTION_MASK_ISA_ROUND for instructions that are shared between
967 (bdesc_sse_3arg): Ditto.
968 (enum multi_arg_type): New enum for describing the various SSE5
969 intrinsic argument types.
970 (bdesc_multi_arg): New table for SSE5 intrinsics.
971 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
972 (ix86_expand_multi_arg_builtin): New function for creating SSE5
974 (ix86_expand_builtin): Add SSE5 intrinsic support.
975 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
976 operand instructions.
977 (ix86_expand_sse5_multiple_memory): New function to split the
978 second memory reference from SSE5 instructions.
979 (type_has_variadic_args_p): Delete in favor of stdarg_p.
980 (ix86_return_pops_args): Use stdarg_p to determine if the function
981 has variable arguments.
982 (ix86_setup_incoming_varargs): Ditto.
983 (x86_this_parameter): Ditto.
985 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
987 (ix86_expand_sse5_pack): Ditto.
988 (ix86_sse5_valid_op_p): Ditto.
989 (ix86_expand_sse5_multiple_memory): Ditto.
991 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
992 constant for SSE5 support.
993 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
994 (UNSPEC_SSE5_TRUEFALSE): Ditto.
995 (UNSPEC_SSE5_PERMUTE): Ditto.
996 (UNSPEC_SSE5_ASHIFT): Ditto.
997 (UNSPEC_SSE5_LSHIFT): Ditto.
998 (UNSPEC_FRCZ): Ditto.
999 (UNSPEC_CVTPH2PS): Ditto.
1000 (UNSPEC_CVTPS2PH): Ditto.
1001 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1003 (COM_FALSE_S): Ditto.
1004 (COM_FALSE_P): Ditto.
1005 (COM_TRUE_S): Ditto.
1006 (COM_TRUE_P): Ditto.
1007 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1008 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1010 (memory attribute): Ditto.
1011 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1012 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1013 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1014 (floor<mode>2): Ditto.
1015 (ceil<mode>2): Ditto.
1016 (btrunc<mode>2): Ditto.
1017 (nearbyintdf2): Ditto.
1018 (nearbyintsf2): Ditto.
1019 (sse_setccsf): Disable if SSE5.
1020 (sse_setccdf): Ditto.
1021 (sse5_setcc<mode>): New support for SSE5 conditional move.
1022 (sse5_pcmov_<mode>): Ditto.
1024 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1026 (SSEMODEF2P): Ditto.
1027 (ssemodesuffixf4): New mode attribute for SSE5.
1028 (ssemodesuffixf2s): Ditto.
1029 (ssemodesuffixf2c): Ditto.
1030 (sserotatemax): Ditto.
1031 (ssescalarmode): Ditto.
1032 (sse_maskcmpv4sf3): Disable if SSE5.
1033 (sse_maskcmpv2df3): Ditto.
1034 (sse_vmmaskcmpv4sf3): Ditto.
1035 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1037 (sse5_vmfmadd<mode>4): Ditto.
1038 (sse5_fmsub<mode>4): Ditto.
1039 (sse5_vmfmsub<mode>4): Ditto.
1040 (sse5_fnmadd<mode>4): Ditto.
1041 (sse5_vmfnmadd<mode>4): Ditto.
1042 (sse5_fnmsub<mode>4): Ditto.
1043 (sse5_vmfnmsub<mode>4): Ditto.
1044 (sse5i_fmadd<mode>4): Ditto.
1045 (sse5i_fmsub<mode>4): Ditto.
1046 (sse5i_fnmadd<mode>4): Ditto.
1047 (sse5i_fnmsub<mode>4): Ditto.
1048 (sse5i_vmfmadd<mode>4): Ditto.
1049 (sse5i_vmfmsub<mode>4): Ditto.
1050 (sse5i_vmfnmadd<mode>4): Ditto.
1051 (sse5i_vmfnmsub<mode>4): Ditto.
1052 (mulv16qi3): Add SSE5 support.
1054 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1055 (sse2_mulv4si3): Disable if SSE5.
1056 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1057 (sse4_1_roundps): Ditto.
1058 (sse4_1_roundsd): Ditto.
1059 (sse4_1_roundss): Ditto.
1060 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1062 (sse_maskcmpsf3): Ditto.
1063 (sse_vmmaskcmpv4sf3): Ditto.
1064 (sse2_maskcmpv2df3): Ditto.
1065 (sse2_maskcmpdf3): Ditto.
1066 (sse2_vmmaskcmpv2df3): Ditto.
1067 (sse2_eq<mode>3): Ditto.
1068 (sse2_gt<mode>3): Ditto.
1069 (sse5_pcmov_<mode>): Add SSE5 support.
1070 (vec_unpacku_hi_v16qi): Ditto.
1071 (vec_unpacks_hi_v16qi): Ditto.
1072 (vec_unpacku_lo_v16qi): Ditto.
1073 (vec_unpacks_lo_v16qi): Ditto.
1074 (vec_unpacku_hi_v8hi): Ditto.
1075 (vec_unpacks_hi_v8hi): Ditto.
1076 (vec_unpacku_lo_v8hi): Ditto.
1077 (vec_unpacks_lo_v8hi): Ditto.
1078 (vec_unpacku_hi_v4si): Ditto.
1079 (vec_unpacks_hi_v4si): Ditto.
1080 (vec_unpacku_lo_v4si): Ditto.
1081 (vec_unpacks_lo_v4si): Ditto.
1082 (sse5_pmacsww): New SSE5 intrinsic insn.
1083 (sse5_pmacssww): Ditto.
1084 (sse5_pmacsdd): Ditto.
1085 (sse5_pmacssdd): Ditto.
1086 (sse5_pmacssdql): Ditto.
1087 (sse5_pmacssdqh): Ditto.
1088 (sse5_pmacsdqh): Ditto.
1089 (sse5_pmacsswd): Ditto.
1090 (sse5_pmacswd): Ditto.
1091 (sse5_pmadcsswd): Ditto.
1092 (sse5_pmadcswd): Ditto.
1093 (sse5_pcmov_<move>): Conditional move support on SSE5.
1094 (sse5_phaddbw): New SSE5 intrinsic insn.
1095 (sse5_phaddbd): Ditto.
1096 (sse5_phaddbq): Ditto.
1097 (sse5_phaddwd): Ditto.
1098 (sse5_phaddwq): Ditto.
1099 (sse5_phadddq): Ditto.
1100 (sse5_phaddubw): Ditto.
1101 (sse5_phaddubd): Ditto.
1102 (sse5_phaddubq): Ditto.
1103 (sse5_phadduwd): Ditto.
1104 (sse5_phadduwq): Ditto.
1105 (sse5_phaddudq): Ditto.
1106 (sse5_phsubbw): Ditto.
1107 (sse5_phsubwd): Ditto.
1108 (sse5_phsubdq): Ditto.
1109 (sse5_pperm): Ditto.
1110 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1111 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1112 (sse5_pperm_sign_v8hi_v4si): Ditto.
1113 (sse5_pperm_zero_v8hi_v4si): Ditto.
1114 (sse5_pperm_sign_v4si_v2di): Ditto.
1115 (sse5_pperm_sign_v4si_v2di): Ditto.
1116 (sse5_pperm_pack_v2di_v4si): Ditto.
1117 (sse5_pperm_pack_v4si_v8hi): Ditto.
1118 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1119 (sse5_perm<mode>): New SSE5 intrinsic insn.
1120 (rotl<mode>3): Ditto.
1121 (sse5_rotl<mode>3): Ditto.
1122 (sse5_ashl<mode>3): Ditto.
1123 (sse5_lshl<mode>3): Ditto.
1124 (sse5_frcz<mode>2): Ditto.
1125 (sse5s_frcz<mode>2): Ditto.
1126 (sse5_cvtph2ps): Ditto.
1127 (sse5_cvtps2ph): Ditto.
1128 (sse5_vmmaskcmp<mode>3): Ditto.
1129 (sse5_com_tf<mode>3): Ditto.
1130 (sse5_maskcmp<mode>3): Ditto.
1131 (sse5_maskcmp_uns<mode>3): Ditto.
1132 (sse5_maskcmp_uns2<mode>3): Ditto.
1133 (sse5_pcom_tf<mode>3): Ditto.
1135 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1137 (sse5_comparison_float_operator): New predicate to match the
1138 comparison operators supported by the SSE5 com instruction.
1139 (ix86_comparison_int_operator): New predicate to match just the
1140 signed int comparisons.
1141 (ix86_comparison_uns_operator): New predicate to match just the
1142 unsigned int comparisons.
1144 * doc/invoke.texi (-msse5): Add documentation.
1145 (-mfused-madd): Ditto.
1147 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1149 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1151 (x86_64-*-*): Ditto.
1153 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1155 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1156 intrinisics for SSE5.
1158 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1161 * config/i386/mmintrin-common.h: New file, to contain common
1162 instructions between SSE4.1 and SSE5.
1164 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1165 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1166 (gen_regparm_prefix): Ditto.
1168 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1169 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1170 prototype_p to determine if a function is prototyped.
1172 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1174 * config/dfp-bit.c (dfp_conversion_exception): New function.
1175 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1176 (DFP_TO_INT): Ditto.
1177 (INT_TO_DFP): Ditto.
1178 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1180 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1183 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1184 before sp restoration even when total_size is 0, but
1185 frame_pointer_needed.
1187 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1189 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1190 (xtensa_copy_incoming_a7): Use start_sequence instead of
1191 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1192 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1193 of the saveregs sequence.
1195 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1197 * c-tree.h (grokfield): Add a "tree *" argument.
1198 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1199 Chain nested decl attributes to it. Don't call decl_attributes here.
1200 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1201 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1202 (grokfield): Take a pointer to the decl's attributes and pass
1203 it to grokdeclarator.
1204 * c-parser.c (c_parser_struct_declaration): Update the calls to
1205 grokfield. Call decl_attributes for anonymous struct and union
1208 2007-09-12 Jan Hubicka <jh@suse.cz>
1210 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1212 2007-09-12 Ira Rosen <irar@il.ibm.com>
1214 PR tree-optimization/32377
1215 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1216 between positive and negative dependence distance using DDR_REVERSED_P.
1218 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1220 PR tree-optimization/33373
1221 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1222 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1224 2007-09-12 Jan Hubicka <jh@suse.cz>
1227 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable for
1230 2007-09-12 Christian Bruel <christian.bruel@st.com>
1232 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1233 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1235 2007-09-12 Ira Rosen <irar@il.ibm.com>
1237 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1238 for oprnd1 if not required.
1239 (vectorizable_operation): Use scalar operand in SLP in case of
1240 shift with scalar argument.
1242 2007-09-12 Ira Rosen <irar@il.ibm.com>
1244 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1247 2007-09-11 James E. Wilson <wilson@specifix.com>
1249 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1250 TARGET_UNWIND_INFO is defined.
1251 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1254 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1256 * config/sh/sh.c (calc_live_regs): Use
1257 current_function_saves_all_registers instead of
1258 current_function_has_nonlocal_label.
1259 (sh_allocate_initial_value): Likewise.
1260 (sh_get_pr_initial_val): Likewise.
1261 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1262 * config/sh/sh.md (load_ra): Likewise.
1264 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1266 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1269 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1270 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1272 2007-09-12 Sa Liu <saliu@de.ibm.com>
1274 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1275 operands to DFmode GE or LE compares.
1277 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1279 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1280 REG_CLASS_NAMES): Add P0REGS.
1281 (REGNO_REG_CLASS): Return it where appropriate.
1282 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1283 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1284 * doc/md.texi (Blackfin family): Document 'q' constraints.
1286 2007-09-11 Steve Kenton <skenton@ou.edu>
1288 * pa/linux-unwind.h: Guard with inhibit_libc.
1289 * pa/hpux-unwind.h: Likewise.
1291 2007-09-11 David Daney <ddaney@avtrex.com>
1293 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1294 * doc/install.texi: Document new --with-llsc and --without-llsc
1296 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1297 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1298 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1300 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1301 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1302 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1303 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1304 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1305 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1306 * config/mips/mips.opt (mllsc): New option.
1307 * config/mips/mips.c (mips_llsc): Define variable.
1308 (mips_handle_option): Handle mllsc option.
1309 (override_options): Set mips_print_operand_punct for '|' and '-'.
1310 (print_operand): Add new %| and %- operand codes.
1311 * config/mips/mips.h (mips_llsc_setting): New enum type.
1312 (mips_llsc): Declare.
1313 (OPTION_DEFAULT_SPECS): Add llsc handling.
1314 (GENERATE_SYNC): New macro.
1315 (GENERATE_LL_SC): New macro.
1316 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1317 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1318 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1319 in %| and %- operand codes.
1321 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1323 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1324 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1326 2007-09-11 Jason Merrill <jason@redhat.com>
1329 * stor-layout.c (layout_decl): Do pack variable size fields.
1331 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1333 * config/m68k/predicates.md (movsi_const0_operand,
1334 non_symbolic_call_operand): New predicates.
1336 * config/m68k/constraints.md: (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1338 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1339 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1340 CW, CZ, CS, Ap and Ac.
1342 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1343 (constraints.md): New include.
1344 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1345 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1346 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1348 (pushdi): Add split.
1349 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1350 attributes. Split tstsi_internal_68020_cf from it.
1351 (tstsi_internal_68020_cf): New pattern.
1352 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1353 (tst<mode>_cf): Specify attributea.
1354 (cmpsi_cf): Name pattern. Specify attributes.
1355 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1356 (pushexthisi_const): Fix to use alternatives. Specify
1358 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1359 from it. Fix to use alternatives. Specify attributes.
1360 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1361 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1363 (movsf_cf_soft): Specify attributes.
1364 (movdf_cf_soft): Add split.
1365 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1366 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1367 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1368 (truncdfsf2_68881): Name pattern. Specify attributes.
1369 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1370 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1371 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1373 (addsi3_5200): Fix to use alternatives. Specify attributes.
1375 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1376 (subsi3): Add alternative for subq.l. Specify attributes.
1377 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1378 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1380 (umulhisi3): Specify attributes.
1381 (mulhisisi3_z): Name pattern. Specify attributes.
1382 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1383 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1384 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1385 bsetmemqi): Specify attributes.
1386 (bsetmemqi_ext): Name pattern. Specify attributes.
1387 (bclrmemqi): Specify attributes.
1388 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1389 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1391 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1392 pattern. Specify attributes.
1393 (jump): Specify attributes.
1394 (tablejump_internal): Name pattern. Specify attributes.
1395 (call_value): Split into non_symbolic_call_value,
1396 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1397 alternatives. Specify attributes.
1398 (non_symbolic_call_value, symbolic_call_value_jsr,
1399 symbolic_call_value_bsr): New patterns.
1400 (nop, return, unlink, indirect_jump): Specify attributes.
1401 (trap): Fix condition. Specify attributes.
1404 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1405 (override_options): Initialize it. Initialize m68k_sched_cpu.
1406 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1407 (const_method): Make global, rename to m68k_const_method.
1408 (const_int_cost, output_move_const_into_data_reg): Update.
1409 (output_move_double): Parametrize to emit rtl code, rename to
1411 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1412 emit_movsi): New static functions.
1413 (output_move_double): New function with semantics of old
1415 (m68k_emit_move_double): New function.
1416 (m68k_sched_cpu): New variable.
1417 (attr_op_type): New enum.
1418 (sched_guess_p): New variable.
1419 (sched_address_type, sched_operand_type, sched_attr_op_type):
1420 New static functions.
1421 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1422 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1423 (sched_branch_type): New static variable.
1424 (m68k_sched_branch_type): New function.
1425 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1426 (m68k_symbolic_call_var): Declare.
1427 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1428 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1429 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1430 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1433 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1435 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1436 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1437 error if __builtin_va_arg_pack_len () wasn't optimized out during
1439 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1440 with the number of inline's anonymous arguments.
1441 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1443 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1445 * fold-const.c (extract_muldiv_1): Do not simplify
1448 2007-09-11 Jan Hubicka <jh@suse.cz>
1450 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1451 (TARGET_INTER_UNIT_CONVERSIONS): New.
1452 * i386.md (floatsi expanders): Remove redundant check for SImode
1453 source; offload to memory when asked for.
1454 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1455 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1457 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1458 floatsidf2_mixed_memory, floatsidf2_sse_memory
1459 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1460 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1462 2007-09-11 Jan Hubicka <jh@suse.cz>
1464 * toplev.c (process_options): all frontends now do unit-at-a-time.
1465 * cgraphunit.c: update comments.
1466 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1467 * c-decl.c (finish_function): use cgraph_add_new_function.
1468 * function.c (expand_function_end): We are always unit-at-a-time.
1470 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1472 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1473 settings for MIPS16.
1474 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1476 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1478 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1479 SYMBOL_FORCE_TO_MEM constants.
1480 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1481 (mips16_rewrite_pool_refs_info): New structure.
1482 (mips16_rewrite_pool_constant): New function, split out from...
1483 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1484 mips16_rewrite_pool_refs_info structure rather than a pointer
1485 to a constant pool. Force force_to_mem_operands into memory.
1486 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1487 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1488 * config/mips/constraints.md (kf): New constraint.
1489 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1490 (*movsi_mips16): Likewise.
1492 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1493 Nigel Stephens <nigel@mips.com>
1494 David Ung <davidu@mips.com>
1496 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1497 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1498 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1499 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1500 (mips_zero_extend_cost): New functions.
1501 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1502 Use the new functions. Tweak many cost estimates, both here
1503 and in the new subroutines. Return false when the cost of the
1504 operands has not been calculated. Check for *clear_upper32.
1505 Check for floating-point multiply-add, reciprocal and rsqrt
1506 patterns. Handle comparison and rotation codes.
1508 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1510 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1512 * config/i386/i386.c (get_dllimport_decl): Don't strip
1515 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1518 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1519 declarations to top.
1520 (DFP_TO_BFP): Use for either XFmode or TFmode.
1521 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1523 * config/dfp-bit.h: Include float.h.
1524 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1525 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1526 which doesn't mean the same thing.
1527 (BFP_KIND): Use 4 to mean TFmode.
1528 (BFP_FMT): Specify the number of decimal digits based on the
1529 number of mantissa digits.
1530 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1531 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1532 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1533 (TFtype): Define if TFmode is supported.
1534 * doc/libgcc.texi (Decimal float library routines): Document
1535 TF conversion functions.
1537 2007-09-10 Chao-ying Fu <fu@mips.com>
1539 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1540 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1541 (mips_emit_compare): Process fixed-point modes.
1542 (mips_pad_arg_upward): Support fixed-point types.
1543 (override_options): Allow fixed-point modes in accumulators.
1544 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1545 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1546 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1547 (mips_scalar_mode_supported_p): New function to accept fixed-point
1548 modes if the width is not greater than two BITS_PER_WORD.
1549 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1550 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1551 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1552 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1553 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1555 ("IMODE"): New mode attribute.
1556 (mips-fixed.md): Include.
1557 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1559 * config/mips/mips-fixed.md: New file.
1561 2007-09-11 Ben Elliston <bje@au.ibm.com>
1563 * config/spu/spu.md: Formatting fixes.
1565 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1567 * config/dfp-bit.c (dfp_unary_func): Delete.
1568 (dfp_unary_op): Delete.
1569 (dfp_binary_op): Use decFloat functions instead of decNumber
1570 functions for binary operations.
1571 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1572 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1574 (dfp_compare_op): Use decFloat functions insteadof decNumber
1575 functions for comparisons.
1576 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1577 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1579 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1580 call to dxx_binary_op and decFloat function.
1581 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1582 calls to dxx_binary_op and decFloat function.
1583 * config/dfp-bit.h: Include decFloat header files.
1584 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1585 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1586 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1587 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1589 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1590 Jan Sjodin <jan.sjodin@amd.com>
1592 * tree-vect-analyze.c (vect_analyze_operations): Change
1593 comparison of loop iterations with threshold to less than
1594 or equal to instead of less than. Reduce
1595 min_scalar_loop_bound by one.
1596 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1597 Change prologue and epilogue iterations estimate to vf/2,
1598 when unknown at compile-time. Change versioning guard
1599 cost to taken_branch_cost. If peeling for alignment is
1600 unknown at compile-time, change peel guard costs to one
1601 taken branch and one not-taken branch per peeled loop.
1602 If peeling for alignment is known but number of scalar loop
1603 iterations is unknown at compile-time, change peel guard
1604 costs to one taken branch per peeled loop. Change the cost
1605 model equation to consider vector iterations as the loop
1606 iterations less the prologue and epilogue iterations.
1607 Change outside vector cost check to less than or equal to
1608 zero instead of equal to zero.
1609 (vect_do_peeling_for_loop_bound): Reduce
1610 min_scalar_loop_bound by one.
1611 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1612 TARG_COND_NOT_TAKEN_BRANCH_COST.
1613 * config/i386/i386.h (processor_costs): Add
1614 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1615 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1616 vec_align_load_cost, vect_unalign_load_cost,
1617 vec_store_cost, cond_taken_branch_cost,
1618 cond_not_taken_branch_cost.
1619 Define macros for x86 costs.
1620 * config/i386/i386.c:
1621 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1622 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1623 scalar_to_vec_cost, vec_align_load_cost,
1624 vect_unalign_load_cost, vec_store_cost,
1625 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1626 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1627 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1628 core2_cost, generic64_cost, generic32_cost): Set to default
1630 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1631 (x86_builtin_vectorization_cost): New.
1633 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1634 Ben Elliston <bje@au.ibm.com>
1636 * dfp.c: Include decimal128Local.h;
1637 (dfp_byte_swap): Remove.
1638 (encode_decimal32, decode_decimal32): Don't handle endianness.
1639 (encode_decimal64, decode_decimal64): Ditto.
1640 (encode_decimal128, decode_decimal128): Ditto.
1641 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1643 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1645 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1646 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1648 2007-09-10 David Daney <ddaney@avtrex.com>
1650 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1652 (memory_barrier): Rewrote as an insn that clobbers memory.
1654 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1656 * config/mips/mips.c (mips_global_pointer): Check
1657 call_really_used_regs instead of call_used_regs.
1658 (mips_save_reg_p): Likewise. Save all call-saved registers
1659 if current_function_saves_all_registers. Fix indentation.
1660 No longer treat $18 as a special case.
1661 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1663 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1665 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1666 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1667 the introductory comment.
1668 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1669 (override_options): Don't test for it.
1670 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1671 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1672 * config/mips/vr.h: As for config/mips/sde.h.
1674 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1675 Revital Eres <eres@il.ibm.com>
1677 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1678 (struct ddg): Define.
1679 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1680 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1681 * config/spu/spu.c: Include ddg.h.
1682 (TARGET_SCHED_SMS_RES_MII): Define.
1683 (spu_sms_res_mii): New function to calculate mii.
1684 * modulo-sched (res_MII): Use it.
1685 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1687 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1689 * config/s390/s390.c (s390_dump_pool): Create copy of constant
1690 pool entries since they might hold values that must not be shared.
1692 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
1695 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
1696 Use 'N' operand constraint for op2.
1697 (lshr<mode>3): Ditto.
1698 (ashl<mode>3): Ditto.
1699 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1700 (vec_shr_<mode>): Ditto.
1701 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
1702 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
1704 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1706 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
1707 Change mode macro in the last real_2expN parameter to uppercase.
1709 2007-09-10 Michael Matz <matz@suse.de>
1711 * tree-pass.h (pass_cselim): Declare new pass.
1712 * passes.c (init_optimization_passes): Link in pass_cselim.
1713 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
1714 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
1715 cond_store_replacement.
1716 (condstoretemp): New static variable.
1717 (cond_store_replacement): New function.
1718 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
1719 tree_ssa_phiopt_worker.
1720 (struct name_to_bb): New.
1721 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
1722 nt_init_block, nt_fini_block): New static functions.
1723 (seen_ssa_names, nontrap_set): New static variables.
1724 (gate_cselim, pass_cselim): Define new pass.
1725 * common.opt (ftree-cselim): New flag.
1726 * toplev.c (process_options): Set flag_tree_cselim if required.
1728 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
1730 * simplify-rtx.c (simplify_relational_operation_1): For recent
1731 canonicalization, don't recurse if op1 equals both PLUS arguments.
1733 2007-09-09 David Daney <ddaney@avtrex.com>
1735 * optabs.c (expand_sync_operation): Use plus insn if minus
1737 (expand_sync_fetch_operation): Ditto.
1739 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1741 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
1743 (*floatsisf2_sse_vector): Likewise.
1745 2007-09-09 Krister Walfridsson <cato@df.lth.se>
1747 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1749 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1751 * config/i386/i386.h (ix86_tune_indices): Rename
1752 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
1753 (TARGET_USE_VECTOR_CONVERTS): Updated.
1754 * config/i386/i386.c: Likewise.
1756 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
1757 Nigel Stephens <nigel@mips.com>
1759 * doc/invoke.texi (Overall Options): Add .sx file extension
1760 as a synonym for .S.
1761 * cppspec.c (known_suffixes): Likewise.
1762 * gcc.c (default_compilers): Likewise.
1764 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
1767 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
1768 * simplify-rtx.c (simplify_relational_operation_1): Add the
1769 canonicalization from i386.h.
1770 * doc/md.texi (Canonicalization of Instructions): Document it.
1772 2007-09-09 Jan Hubicka <jh@suse.cz>
1773 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1775 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
1776 (TARGET_USE_VECTOR_CONVERTS): New.
1777 * i386.md: New post-reload splitters for converting SF to DF and DF to
1779 (floatsi* expander): Special case vector conversions.
1780 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
1781 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
1782 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
1783 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1784 Disable when doing vector converts.
1785 (floatsi<mode>2_i387): Disable when
1786 * sse.md (vec_dupv2df): Export.
1787 * i386.c (ix86_tune_features): Enable SSE conversions.
1789 2007-09-09 Richard Guenther <rguenther@suse.de>
1791 * tree-ssa-operands.c (add_virtual_operand): Only mark
1792 stores as has_volatile_ops if alias information is not available.
1794 2007-09-09 Revital Eres <eres@il.ibm.com>
1796 * doc/contrib.texi: Add myself.
1798 2007-09-09 Ira Rosen <irar@il.ibm.com>
1800 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
1801 stmt_vinfo_set_outside_of_loop_cost): New functions.
1802 * tree-vect-transform.c (vect_get_cost_fields): Remove.
1803 (vect_model_simple_cost): Call
1804 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
1805 field instead of calling vect_get_cost_fields.
1806 (vect_model_store_cost, vect_model_load_cost): Likewise.
1808 2007-09-09 Revital Eres <eres@il.ibm.com>
1810 * config/rs6000/rs6000.c (paired_init_builtins): Add const
1811 declaration to bdesc_paired_preds variable.
1812 (paired_expand_builtin): Likewise.
1814 2007-09-09 Revital Eres <eres@il.ibm.com>
1816 * dbgcnt.def (sms_sched_loop): New counter.
1817 * modulo-sched.c: Use sms_sched_loop instead of
1818 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
1819 perform swing modulo scheduling on. Include dbgcnt.h.
1820 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
1821 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
1823 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
1825 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
1826 Substitute all uses with ...
1827 (MODEF): New mode iterator.
1829 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
1830 from pre-regalloc define_insn_and_split splitter pattern.
1831 (*fix_trunc<mode>_i387_1): Ditto.
1832 (*fistdi2_1): Ditto.
1833 (*fist<mode>2_1): Ditto.
1834 (frndintxf2_floor): Ditto.
1835 (*fist<mode>2_floor_1): Ditto.
1836 (frndintxf2_ceil): Ditto.
1837 (*fist<mode>2_ceil_1): Ditto.
1838 (frndintxf2_trunc): Ditto.
1839 (frndintxf2_mask_pm): Ditto.
1841 (prologue): Use (const_int 0) as never generated filler insn.
1843 (sibcall_epilogue): Ditto.
1844 (eh_return_si): Ditto.
1845 (eh_return_di): Ditto.
1847 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
1848 using MODEF mode iterator.
1849 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
1850 using MODEF mode iterator.
1851 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
1852 using MODEF mode iterator.
1853 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
1854 Macroize expander using MODEF mode iterator.
1856 (zero_extendsidi2): Remove operand constraints from expander.
1857 (smuldi3_highpart): Ditto.
1858 (indirect_jump): Ditto.
1861 * config/i386/sse.md (storentv4sf): Ditto.
1862 (storentv2df): Ditto.
1863 (storentv2di): Ditto.
1865 (sse2_cvtpd2ps): Ditto.
1866 (vec_interleave_highv16qi): Ditto.
1867 (vec_interleave_lowv16qi): Ditto.
1868 (vec_interleave_highv8hi): Ditto.
1869 (vec_interleave_lowv8hi): Ditto.
1870 (vec_interleave_highv4si): Ditto.
1871 (vec_interleave_lowv4si): Ditto.
1872 (vec_interleave_highv2di): Ditto.
1873 (vec_interleave_lowv2di): Ditto.
1874 (sse2_maskmovdqu): Ditto.
1875 * config/i386/mmx.md (mmx_maskmovq): Ditto.
1877 2007-09-09 Ira Rosen <irar@il.ibm.com>
1879 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
1880 (struct _slp_tree, struct _slp_instance): Define new data structures
1881 along macros for their access.
1882 (struct _loop_vec_info): Define new fields: strided_stores,
1883 slp_instances, and slp_unrolling_factor along macros for their access.
1884 (enum slp_vect_type): New.
1885 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
1887 (STMT_VINFO_STRIDED_ACCESS): New macro.
1888 (vect_free_slp_tree): Declare.
1889 (vectorizable_load): Add an argument of type slp_tree.
1890 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
1891 vectorizable_assignment): Likewise.
1892 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
1893 Declare (make extern).
1894 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1895 (new_loop_vec_info): Likewise.
1896 (destroy_loop_vec_info): Free memory allocated for SLP structures.
1897 * tree-vect-analyze.c: Include recog.h.
1898 (vect_update_slp_costs_according_to_vf): New.
1899 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
1900 functions. For not pure SLP stmts with strided access check that the
1901 group size is power of 2. Update the vectorization factor according to
1902 SLP. Call vect_update_slp_costs_according_to_vf.
1903 (vect_analyze_group_access): New.
1904 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
1905 (vect_free_slp_tree): New functions.
1906 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
1907 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
1908 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
1909 vect_detect_hybrid_slp): Likewise.
1910 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
1911 and vect_detect_hybrid_slp.
1912 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
1913 SLP costs into account.
1914 (vect_get_cost_fields): New function.
1915 (vect_model_simple_cost): Make extern, add SLP parameter and handle
1917 (vect_model_store_cost, vect_model_load_cost): Likewise.
1918 (vect_get_constant_vectors): New function.
1919 (vect_get_slp_vect_defs, vect_get_slp_defs,
1920 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
1921 vect_get_vec_defs): Likewise.
1922 (vectorizable_reduction): Don't handle SLP for now.
1923 (vectorizable_call): Don't handle SLP for now. Add argument to
1924 vect_model_simple_cost.
1925 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
1926 get SLPed and vectorized defs). Fix indentation and spacing.
1927 (vectorizable_assignment): Handle SLP.
1928 (vectorizable_induction): Don't handle SLP for now.
1929 (vectorizable_operation): Likewise.
1930 (vectorizable_type_demotion): Add argument to
1931 vect_model_simple_cost.
1932 (vectorizable_type_promotion): Likewise.
1933 (vectorizable_store, vectorizable_load): Handle SLP.
1934 (vectorizable_condition): Don't handle SLP for now.
1935 (vect_transform_stmt): Add a new argument for SLP. Check that there is
1936 no SLP transformation required for unsupported cases. Add SLP
1937 argument for supported cases.
1938 (vect_remove_stores): New function.
1939 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
1940 (vect_transform_loop): Schedule SLP instances.
1941 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
1943 2007-09-09 Andrew Haley <aph@redhat.com>
1945 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
1948 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
1950 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
1951 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
1952 Similar for what label_refs can go in the JUMP_TARGET field. Split
1953 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
1954 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
1955 REG_LABEL when replacing an operand with a LABEL_REF for a
1957 (subst_reloads): When replacing a LABEL_REG with a register,
1958 instead of generating a REG_LABEL note, assert that there already
1959 is one or that the label is a known target for the insn.
1960 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
1961 note, check the JUMP_LABEL field. Remove "else" after return.
1962 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
1963 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
1964 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
1965 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
1966 insns. Iterate over all notes; don't assume there's only one.
1967 * cse.c (recorded_label_ref): Adjust comment to refer to
1969 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
1970 insns, not just NONJUMP_INSN_P.
1971 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
1972 isn't a jump target.
1973 * jump.c (rebuild_jump_labels): Adjust head comment.
1974 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
1975 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
1976 (mark_all_labels): For JUMP_P insns without a target, check if the
1977 the target is noted on the previous nonjump insn.
1978 (mark_jump_label_1): New function, guts from mark_jump_label.
1979 <case IF_THEN_ELSE>: Handle first operand as a non-target when
1980 marking jump target labels.
1981 <case LABEL_REF>: Adjust for whether to generate a
1982 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
1983 For 'E' format rtl, iterate in descending element order.
1984 (delete_related_insns): Handle both REG_LABEL_TARGET and
1985 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
1986 reference count, delete and fallthrough. Move finding-next-
1987 non-deleted insn last in the function. Look at all INSN_P insns
1988 for REG_LABEL_OPERAND notes.
1989 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
1991 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
1992 JUMP_LABEL, output the INSN_UID of it.
1993 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
1994 and/or REG_LABEL_TARGET.
1995 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
1996 with jump.c copy by only adding notes for labels actually
1997 referenced in the insn.
1998 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
1999 usage count increment; handle all INSN_P trial insns.
2000 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2002 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2003 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2004 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2006 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2007 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2008 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2009 on all INSN_P insns.
2010 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2011 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2012 REG_LABEL_OPERAND notes.
2013 * reload1.c (calculate_needs_all_insns): Adjust comments.
2014 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2015 * config/alpha/alpha.md (split for load of an address into a
2016 four-insn sequence on Unicos/Mk): Adjust to use
2018 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2020 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2023 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2024 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2025 FOR_BB_INSNS_SAFE instead of for loop.
2026 * cse.c (cse_extended_basic_block): Likewise.
2027 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2028 that the for loop does not invoke NEXT_INSN on a deleted insn.
2029 * function.c (instantiate_virtual_regs): Likewise.
2030 * lower-subreg.c (remove_retval_note): Likewise.
2031 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2033 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2035 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2036 insn, if it's a jump.
2037 (try_redirect_by_replacing_jump): New variable jump_p. Call
2038 tablejump_p before delete_insn_chain.
2039 * reload1.c (reload): New variable next. Make sure that the for
2040 loop does not invoke NEXT_INSN on a deleted insn.
2041 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2042 (delete_output_reload): New variable prev. Make sure the the for
2043 loops do not invoke PREV_INSN on a deleted insn.
2045 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2047 * pa/constraints.md: Remove 'X' from unused letters comment.
2049 2007-09-08 Richard Guenther <rguenther@suse.de>
2051 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2052 computed check stmt_ann->references_memory instead of counting
2055 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2057 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2058 validate_change() in one more case.
2060 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2062 PR tree-optimization/32283
2063 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2064 estimated_loop_iterations.
2065 (determine_use_iv_cost_condition): Decrease cost of expressions
2066 used in iv elimination.
2068 2007-09-08 Richard Guenther <rguenther@suse.de>
2070 * tree-cfg.c (verify_gimple_expr): Avoid building new
2071 pointer types, use TYPE_POINTER_TO if available instead.
2073 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2076 PR rtl-optimization/26449
2077 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2078 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2080 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2081 define_expand. Split insn in split1 pass.
2084 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2086 PR tree-optimization/33301
2087 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2090 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2092 PR tree-optimization/32183
2093 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2095 * tree-ssa-reassoc.c: Include cfgloop.h.
2096 (is_reassociable_op): Add a loop argument and return true only
2098 (linearize_expr): Updated.
2099 (should_break_up_subtract): Likewise.
2100 (linearize_expr_tree): Likewise.
2101 (init_reassoc): Call loop_optimizer_init with
2102 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2103 with CDI_DOMINATORS.
2104 (fini_reassoc): Call loop_optimizer_finalize.
2106 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2108 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2109 if there is no i-cache.
2111 2007-09-07 Richard Guenther <rguenther@suse.de>
2114 2007-09-06 Richard Guenther <rguenther@suse.de>
2116 PR tree-optimization/32586
2117 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2118 folding if nothing changed.
2119 (simplify_unary_expression): New function. Do tree combining
2120 on conversion like codes.
2121 (try_to_simplify): Call it.
2123 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2126 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2127 (__gthread_active,__gthread_start, __gthread_active_init): New.
2128 * gthr-posix95.h: Likewise.
2130 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2132 * function.h (struct function): Rename calls_unwind_init
2133 to saves_all_registers.
2134 (current_function_saves_all_registers): Renamed from
2135 current_function_calls_unwind_init.
2136 * reload1.c (reload): Set current_function_saves_all_registers.
2137 * except.c (expand_builtin_unwind_init): Likewise.
2138 * config/m68k/m68k.c (m68k_save_reg): Use
2139 current_function_saves_all_registers to save pic register.
2141 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2143 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2144 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2146 Reapply reverted changes:
2148 2007-09-06 Jan Hubicka <jh@suse.cz>
2150 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2153 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2155 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2156 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2158 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2160 * optabs.c (expand_float): Convert unsigned integer as signed only
2161 if it provides sufficient accuracy; add mode argument to real_2expN.
2162 (expand_fix): Fix comment typos; extend binary float into mode
2163 wider than destination for converion to unsigned integer; add mode
2164 argument to real_2expN.
2165 * real.c (real_2expN): Add mode argument to special-case decimal
2167 * real.h (real_2expN): Ditto.
2168 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2170 (fixed_from_string): Ditto.
2171 (fixed_to_decimal): Ditto.
2172 (fixed_convert_from_real): Ditto.
2173 (real_convert_from_fixed): Ditto.
2174 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2175 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2176 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2177 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2179 2007-09-07 Diego Novillo <dnovillo@google.com>
2181 * tree-flow.h (const_block_stmt_iterator): Remove.
2182 Update all users to use block_stmt_iterator.
2183 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2184 Update all users to use tree_stmt_iterator.
2186 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2188 * config/mips/mips.c (mips_set_current_function): Temporarily
2189 make this a no-op to fix bootstrap errors, pending rewrite.
2191 2007-09-07 Jan Hubicka <jh@suse.cz>
2193 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2196 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2198 PR tree-optimization/33299
2199 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2200 uses for all relevant loop-exit phis, not just the first.
2202 2007-09-07 Richard Guenther <rguenther@suse.de>
2205 * tree-ssa-operands.c (access_can_touch_variable): An access
2206 of the form (*p)[0] can touch a variable of same size.
2208 2007-09-07 Jan Hubicka <jh@suse.cz>
2210 * passes.c (init_optimization_passes): Add simple dce and addressable
2212 * tree-ssa.c (execute_update_addresses_taken): New function.
2213 (pass_update_address_taken): New.
2214 * tree-ssa-dse.c (execute_simple_dse): New function.
2215 (pass_simple_dse): New.
2216 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2218 2007-09-07 Tobias Burnus <burnus@net-b.de>
2221 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2223 2007-09-07 Richard Guenther <rguenther@suse.de>
2226 2007-09-06 Richard Guenther <rguenther@suse.de>
2228 PR tree-optimization/32586
2229 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2230 folding if nothing changed.
2231 (simplify_unary_expression): New function. Do tree combining
2232 on conversion like codes.
2233 (try_to_simplify): Call it.
2235 2007-09-07 Richard Guenther <rguenther@suse.de>
2236 Uros Bizjak <ubizjak@gmail.com>
2238 PR tree-optimization/32821
2239 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2240 NULL in the call to set_bb_stmt_list.
2242 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2244 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2245 float calls here, rather than leaving some to the caller.
2246 Use call_internal_direct and call_value_internal_direct.
2247 * config/mips/mips.md (call_internal_direct): New pattern.
2248 (call_value_internal_direct): Likewise.
2250 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2252 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2253 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2255 (override_options): Set mips_base_move_loop_invariants.
2257 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2259 * config/mips/mips.opt (mcode-readable=): Move to keep list
2262 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2264 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2265 and -mgpopt options. Adjust the -G documentation to match.
2266 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2267 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2268 function, split out from mips_classify_symbol. Return false for
2269 !TARGET_LOCAL_SDATA.
2270 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2271 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2272 (override_options): Check whether the -mgpopt setting is consistent
2273 with the other flags.
2274 (symbolic_expression_p): Delete.
2275 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2276 and default_elf_select_rtx_section.
2277 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2278 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2279 external data and TARGET_EXTERN_SDATA.
2281 2007-09-07 Tobias Burnus <burnus@net-b.de>
2284 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2286 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2288 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2289 FOR_BB_INSNS_SAFE instead of for loop.
2290 * cse.c (cse_extended_basic_block): Likewise.
2291 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2292 that the for loop does not invoke NEXT_INSN on a deleted insn.
2293 * function.c (instantiate_virtual_regs): Likewise.
2294 * lower-subreg.c (remove_retval_note): Likewise.
2295 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2297 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2299 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2300 insn, if it's a jump.
2301 (try_redirect_by_replacing_jump): New variable jump_p. Call
2302 tablejump_p before delete_insn_chain.
2303 * reload1.c (reload): New variable next. Make sure that the for
2304 loop does not invoke NEXT_INSN on a deleted insn.
2305 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2306 (delete_output_reload): New variable prev. Make sure the the for
2307 loops do not invoke PREV_INSN on a deleted insn.
2309 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2311 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2312 * cgraph.h (rebuild_cgraph_edges): Declare.
2313 * tree-pass.h (pass_expand_omp_ssa): New.
2314 * omp-low.c (find_omp_clause): Export.
2315 (copy_var_decl): Split from omp_copy_decl_2.
2316 (build_omp_barrier): Return the call to emit instead of emitting
2318 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2320 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2321 expand_omp_for_generic, expand_omp_for_static_nochunk,
2322 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2323 Adapted to work on SSA form.
2324 (execute_expand_omp): Do not invalidate dominance information.
2325 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2326 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2327 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2329 (force_gimple_operand): Allow gimplifying code expressions without
2331 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2332 * common.opt (fopenmp-ssa): New.
2333 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2334 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2335 * tree-cfg.c: Include tree-inline.h.
2336 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2337 (replace_by_duplicate_decl, replace_ssa_name,
2338 mark_virtual_ops_in_region): New functions.
2339 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2340 to work on SSA form.
2341 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2342 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2345 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2347 * tree-loop-linear.c: Include obstack.h.
2348 (linear_transform_loops): New obstack lambda_obstack.
2349 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2350 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2351 and free afterwards.
2352 * lambda.h (struct obstack): New forward declaration.
2353 (lambda_linear_expression_new): New parameter of type struct
2355 (lambda_loopnest_new): Likewise.
2356 (lambda_loopnest_transform): Likewise.
2357 (lambda_body_vector_new): Likewise.
2358 (lambda_body_vector_compute_new): Likewise.
2359 (gcc_loopnest_to_lambda_loopnest): Likewise.
2360 (lambda_loopnest_to_gcc_loopnest): Likewise.
2361 * lambda-code.c: Include obstack.h.
2362 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2364 (lambda_body_vector_new): Likewise.
2365 (lambda_linear_expression_new): Likewise.
2366 (lambda_lattice_new): Likewise.
2367 (lambda_loopnest_new): Likewise. Additionally use obstack to
2368 allocate LN_LOOPS(ret).
2369 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2370 it to lambda_lattice_new.
2371 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2372 Pass it to lambda_body_vector_new.
2373 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2374 it to lambda_lattice_new.
2375 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2376 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2377 (lambda_compute_target_space): Likewise.
2378 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2379 Pass it to lambda_lattice_compute_base and
2380 compute_nest_using_fourieer_motzkin.
2381 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2382 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2383 and lambda_lattice_compute_target_space.
2384 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2385 Pass it to lambda_linear_expression_new.
2386 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2387 to gcc_tree_to_linear_expression.
2388 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2389 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2390 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2391 Pass it to lambda_body_vector_new and
2392 lambda_body_vector_compute_new.
2393 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2394 (lambda-code.o): Likewise.
2396 2007-09-06 Chao-ying Fu <fu@mips.com>
2398 * ginclude/stdfix.h: New file.
2399 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2400 (convert.o): Add dependence on fixed-value.h.
2401 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2402 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2403 to define fixed-point constants.
2404 (c_cpp_builtins): Define fixed-point constants.
2405 * convert.c (fixed-value.h): New include.
2406 (convert_to_real): Update comment to include fixed-point.
2407 Support FIXED_POINT_TYPE.
2408 (convert_to_integer): Update comment to include fixed-point.
2409 Support FIXED_POINT_TYPE.
2410 (convert_to_complex): Support FIXED_POINT_TYPE.
2411 (convert_to_fixed): New function.
2412 * convert.h (convert_to_fixed): Declare.
2413 * genopinit.c: Add comment about $Q for only fixed-point modes.
2414 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2415 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2416 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2417 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2418 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2419 usneg_optab for fixed-point modes.
2420 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2422 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2423 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2424 unsigned saturation optabs, when type is saturating.
2425 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2426 (expand_fixed_convert): New function.
2427 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2428 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2429 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2430 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2431 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2432 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2434 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2435 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2436 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2437 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2438 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2440 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2441 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2442 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2443 fractuns, satfractuns.
2444 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2445 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2446 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2447 OTI_ssmsub_widen, OTI_usmsub_widen.
2448 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2449 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2450 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2451 umsub_widen_optab, usmsub_widen_optab): Define.
2452 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2454 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2456 (expand_fixed_convert): Declare.
2457 * expr.c (convert_move): Support the move of fixed-point modes.
2458 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2459 (categorize_ctor_elements_1): Handle FIXED_CST.
2460 (count_type_elements): Handle FIXED_POINT_TYPE.
2461 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2462 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2464 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2465 multiply and add/subtract for fixed-point types.
2466 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2467 mode, we jump to binop directly.
2468 Support FIXED_CONVERT_EXPR.
2469 (do_store_flag): Check FIXED_CST to put a constant second.
2470 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2471 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2472 (const_vector_from_tree): Support FIXED_CST.
2473 * doc/extend.texi (Fixed-Point): New node.
2474 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2475 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2476 satfract, fractuns, satfractuns): Document them.
2478 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2480 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2481 addresses into I registers.
2483 2007-09-06 Jan Hubicka <jh@suse.cz>
2484 Andreas Tobler <a.tobler@schweiz.org>
2486 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2488 (machopic_legitimize_pic_address): Likewise.
2490 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2491 Jan Hubicka <jh@suse.cz>
2493 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2494 instead of ufloat_optab->handlers directly.
2495 (floatdidf2): Likewise.
2497 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2499 * config/mips/mips.c: Include diagnostic.h.
2500 (mips_set_current_function): Check errorcount and sorrycount
2501 before generating RTL.
2503 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2506 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2507 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2508 (print_operand_reloc): Likewise.
2510 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2514 2007-09-06 Jan Hubicka <jh@suse.cz>
2516 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2519 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2521 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2522 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2524 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2526 * optabs.c (expand_float): Convert unsigned integer as signed only
2527 if it provides sufficient accuracy; add mode argument to real_2expN.
2528 (expand_fix): Fix comment typos; extend binary float into mode
2529 wider than destination for converion to unsigned integer; add mode
2530 argument to real_2expN.
2531 * real.c (real_2expN): Add mode argument to special-case decimal
2533 * real.h (real_2expN): Ditto.
2534 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2536 (fixed_from_string): Ditto.
2537 (fixed_to_decimal): Ditto.
2538 (fixed_convert_from_real): Ditto.
2539 (real_convert_from_fixed): Ditto.
2540 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2541 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2542 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2543 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2545 2007-09-06 Tom Tromey <tromey@redhat.com>
2547 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2548 * c-pch.c (c_common_read_pch): Restore current location after
2550 * tree.c (expand_location): Update.
2551 (expr_filename): Changed return type. Unified the two cases.
2552 (expr_lineno): Likewise.
2553 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2555 * toplev.c (line_table): Changed type.
2556 (general_init): Update.
2557 (realloc_for_line_map): New function.
2558 (general_init): Allocate line_table using GC.
2559 * fix-header.c (line_table): Changed type.
2560 (read_scan_file): Update.
2561 (read_scan_file): Update.
2562 * c-ppoutput.c (maybe_print_line): Update.
2563 (print_line): Update.
2564 (cb_line_change): Update.
2565 (cb_define): Update.
2566 (pp_file_change): Update.
2567 * c-opts.c (c_common_init_options): Update.
2568 (finish_options): Update.
2569 (push_command_line_include): Update.
2570 * c-lex.c (cb_line_change): Update.
2571 (cb_def_pragma): Update.
2572 (cb_define): Update.
2574 (c_lex_with_flags): Use cpp_get_token_with_location.
2575 * input.h (line_table): Changed type.
2576 (location_from_locus): New macro.
2577 * tree.h (EXPR_FILENAME): No longer an lvalue.
2578 (EXPR_LINENO): Likewise.
2579 (expr_locus, set_expr_locus): Declare separately for
2580 USE_MAPPED_LOCATION.
2581 (expr_filename, expr_lineno): Changed return type.
2582 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2583 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2584 (expand_gimple_basic_block): Likewise.
2585 * final.c (final_scan_insn): Use expanded_location.
2587 2007-09-06 Richard Guenther <rguenther@suse.de>
2589 PR tree-optimization/32586
2590 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2591 folding if nothing changed.
2592 (simplify_unary_expression): New function. Do tree combining
2593 on conversion like codes.
2594 (try_to_simplify): Call it.
2595 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2596 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2598 2007-09-06 Jan Hubicka <jh@suse.cz>
2601 * cse.c (fold_rtx): Avoid invalid sharing.
2603 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2605 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2606 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2608 2007-09-06 Revital Eres <eres@il.ibm.com>
2610 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2611 Fix offsettable memory reference for 750CL.
2613 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2615 * reload.c (find_reloads_address_1): Try to preserve original
2616 base/index regclass of operands.
2617 * regrename.c (scan_rtx_address): Likewise.
2618 (replace_oldest_value_addr): Likewise.
2620 2007-09-06 Richard Guenther <rguenther@suse.de>
2622 PR tree-optimization/33302
2623 * domwalk.c (walk_dominator_tree): The exit block is
2624 interesting even if it is not reachable.
2626 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2629 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2631 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2633 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2636 2007-09-05 Ian Lance Taylor <iant@google.com>
2638 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2640 (dump_generic_node): Likewise.
2641 * print-rtl.c (print_decl_name): Likewise.
2642 * print-tree.c (print_node_brief): Likewise.
2643 (print_node): Likewise.
2644 * Makefile.in (RTL_BASE_H): Add alias.h.
2647 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2649 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2651 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2652 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2654 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2656 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2657 (tm_defines): Define UCLIBC_DEFAULT to 1.
2658 (extra_options): Add linux.opt.
2659 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2660 (CRT_CALL_STATIC_FUNCTION): Likewise.
2661 (NO_IMPLICIT_EXTERN_C): Likewise.
2662 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2663 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2664 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2665 (ENDFILE_SPEC): Don't define.
2666 (LIB_SPEC): Likewise.
2667 (CRT_CALL_STATIC_FUNCTION): Likewise.
2668 (NO_IMPLICIT_EXTERN_C): Likewise.
2669 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2670 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2672 2007-09-06 Jan Hubicka <jh@suse.cz>
2674 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2677 2007-09-06 Jan Hubicka <jh@suse.cz>
2679 * opts.c (common_handle_option): Enable inlining functions for
2682 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2684 * builtin-attrs.def (ATTR_NONNULL_3): New.
2685 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2686 ATTR_NOTHROW_NONNULL_##FA.
2687 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
2688 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
2689 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
2690 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
2691 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
2692 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
2693 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
2695 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
2696 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
2697 ATTR_FORMAT_NOTHROW_3_4): Remove.
2698 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
2699 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
2700 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
2701 instead of ATTR_FORMAT_*_*.
2703 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
2705 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
2706 parts re-used for REG_FRAME_RELATED_EXPR.
2708 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2710 * optabs.c (expand_float): Convert unsigned integer as signed only
2711 if it provides sufficient accuracy; add mode argument to real_2expN.
2712 (expand_fix): Fix comment typos; extend binary float into mode
2713 wider than destination for converion to unsigned integer; add mode
2714 argument to real_2expN.
2715 * real.c (real_2expN): Add mode argument to special-case decimal
2717 * real.h (real_2expN): Ditto.
2718 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2720 (fixed_from_string): Ditto.
2721 (fixed_to_decimal): Ditto.
2722 (fixed_convert_from_real): Ditto.
2723 (real_convert_from_fixed): Ditto.
2724 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2725 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2726 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2727 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2729 2007-09-05 Ian Lance Taylor <iant@google.com>
2731 * init-regs.c (initialize_uninitialized_regs): Call
2732 emit_insn_before rather than add_insn_before.
2734 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2736 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
2737 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
2738 * tree-inline.h (copy_body_data): Add call_expr field.
2739 * tree-inline.c (expand_call_inline): Initialize call_expr.
2740 (copy_bb): Append anonymous inline fn arguments to arguments
2741 when inlining a CALL_EXPR_VA_ARG_PACK call.
2742 * builtins.c (expand_builtin): Issue an error if
2743 BUILT_IN_VA_ARG_PACK is seen during expand.
2744 (fold_call_expr, fold_builtin_call_array): Don't fold
2745 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
2746 __builtin_va_arg_pack () call as last argument.
2747 * gimplify.c (gimplify_call_expr): If last argument to a vararg
2748 function is __builtin_va_arg_pack (), decrease number of call
2749 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
2750 * expr.c (expand_expr_real_1): Issue an error if
2751 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
2752 * tree-pretty-print.c (dump_generic_node): Handle printing
2753 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
2754 * doc/extend.texi (__builtin_va_arg_pack): Document.
2756 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
2758 PR tree-optimization/21513
2759 * builtins.c (build_builtin_expect_predicate): New function.
2760 (fold_builtin_expect): Add argument for expected value.
2761 Distribute __builtin_expect over short-circuiting operations.
2762 Fold nested builtin_expects.
2763 (fold_builtin_2): Adjust call to fold_builtin_expect.
2765 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
2768 PR tree-optimization/13756
2769 * doc/invoke.texi (Options That Control Optimization): Document
2772 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
2774 * gcc/config/i386/cpuid.h: New file.
2775 * gcc/config/i386/driver-i386.c: Include cpuid.h.
2776 (describe_cache): Shrink size and line strings to 100 bytes.
2777 (detect_caches_amd): Return "" for unsupported max_ext_level.
2778 Use __cpuid function.
2779 (detect_caches_intel): Return "" for unsupported max_level.
2780 Use __cpuid function.
2781 (host_detect_local_cpu): Change feature flag variables to
2782 unsigned int. Initialize only extended feature flag variables.
2783 Use __get_cpuid_max to determine max supported cpuid level.
2784 Use __cpuid function to determine supported features. Fix
2785 calculation of family id. Remove is_amd and check signature
2786 directly. Check for Geode signature. Handle family 4 id.
2787 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
2788 cpu discovery code to lower part of the function.
2789 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
2790 for sub-architecture.
2791 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
2792 [PROCESSOR_K8]: Add k8-sse3 architecture.
2793 [PROCESSOR_NOCONA]: Remove.
2794 [PROCESSOR_GENERIC64]: Ditto.
2795 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
2796 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
2797 to check for SSE and FXSAVE support.
2798 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
2799 Add -minline-all-stringops.
2800 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
2801 (x86_64-*-*): Ditto.
2803 2007-09-05 Jie Zhang <jie.zhang@analog.com>
2805 * config/bfin/linux-unwind.h: New file.
2806 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
2807 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
2809 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2811 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
2812 * stmt.c: Include alloc-pool.h.
2813 (struct case_node): Remove GTY marker.
2814 (add_case_node): New parameter case_node_pool. Use it for
2816 (expand_case): New allocation pool case_node_pool. Initialize it,
2817 pass to add_case_node and free it.
2819 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2820 David Ung <davidu@mips.com>
2821 Nigel Stephens <nigel@mips.com>
2823 Add mips16/nomips16 function attributes and -mflip-mips16 option
2824 for testing mixed-mode compilation.
2826 * config/mips/mips.opt (mflip-mips16): New.
2828 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
2829 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
2831 * config/mips/mips.c (mips_base_target_flags): New.
2832 (mips_base_mips16): New.
2833 (mips_base_schedule_insns): New.
2834 (mips_base_reorder_blocks_and_partition): New.
2835 (mips_base_align_loops): New.
2836 (mips_base_align_jumps): New.
2837 (mips_base_align_functions): New.
2838 (mips16_flipper): New.
2839 (mips_attribute_table): Add "mips16" and "nomips16" entries.
2840 (TARGET_SET_CURRENT_FUNCTION): Define.
2841 (mips_mips16_type_p, mips_nomips16_type_p): New.
2842 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
2843 (mips_function_ok_for_sibcall): Make it deal with functions with
2845 (mips_init_split_addresses): New, split out from override_options.
2846 (mips_init_relocs): New, split out from override_options.
2847 (was_mips16_p): New.
2848 (mips_set_mips16_mode): New, split out from override_options.
2849 (mips_set_current_function): New.
2850 (override_options): Add sorry for unsupported mips16/pic
2851 combination. Remove error for mips16/dsp combination. Save
2852 base option settings.
2853 (mips_file_start): Move mips16 mode setting output from here....
2854 (mips_output_function_prologue): ....to here.
2855 (mips_output_mi_thunk): Check for mips16 function.
2856 (build_mips16_function_stub): Don't set .mips16 here.
2857 (build_mips16_call_stub): Likewise.
2858 (mips_expand_builtin): Error in mips16 mode.
2859 (mips_use_mips16_mode_p): New.
2860 (mips_encode_section_info): Check for mips16 function, and set
2861 SYMBOL_REF_FLAGS accordingly.
2863 * doc/extend.texi (Function Attributes): Document new
2864 mips16/nomips16 attributes.
2865 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
2866 (MIPS Options): Document -mflip-mips16.
2868 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2870 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
2871 if we encounter TLS address in MIPS16 mode.
2872 (mips_legitimize_const_move): Check cannot_force_const_mem for
2873 the (const (plus symbol offset)) case; this forces invalid TLS
2874 address in MIPS16 mode to be caught by the above call to sorry.
2875 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
2876 because that now enables emutls, which is not ABI compatible
2877 with native TLS in non-MIPS16 mode.
2879 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2881 Add target hook invoked when cfun changes.
2883 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
2884 * target.h (struct gcc_target): Add set_current_function.
2885 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
2886 (TARGET_INITIALIZER): Add initializer for set_current_function.
2887 * tree.h (push_struct_function): New.
2888 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
2890 (set_cfun): Declare.
2891 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
2893 (push_function_context_to): Use allocate_struct_function
2894 to create null context, not init_dummy_function_start. Use set_cfun.
2895 (pop_function_context_from): Use set_cfun.
2896 (in_dummy_function): New.
2897 (invoke_set_current_function_hook): New.
2899 (push_cfun, pop_cfun): Use set_cfun.
2900 (push_struct_function): New.
2901 (allocate_struct_function): Call invoke_set_current_function_hook
2903 (prepare_function_start): Don't set cfun here. Remove unused
2904 argument; fix all callers.
2905 (init_dummy_function_start): Fiddle with in_dummy_function. Call
2906 push_struct_function.
2907 (init_function_start): Set cfun here.
2908 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
2909 * omp-low.c (create_omp_child_function): Use push_struct_function
2910 and pop_cfun to save/restore state.
2911 (expand_omp_parallel): Remove unused saved_cfun variable.
2912 * cgraphunit.c (ipa_passes): Use set_cfun.
2913 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
2914 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
2915 * matrix-reorg.c (transform_allocation_sites): Likewise.
2916 (matrix_reorg): Use set_cfun.
2917 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
2918 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
2919 assignment to cfun; use set_cfun for the other.
2920 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
2921 (dump_function_to_file): Use push_cfun/pop_cfun here.
2922 * c-decl.c (finish_function): Use set_cfun.
2924 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2926 * regrename.c (rerename_optimize): Use deferred rescanning and
2927 insert explicit calls to rescan insns when changed.
2929 2007-09-05 Jan Hubicka <jh@suse.cz>
2931 * optabs.c (libfunc_entry): Change optab to integer.
2932 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
2933 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
2934 of pointers for hashing.
2936 2007-09-05 Jan Hubicka <jh@suse.cz>
2938 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
2940 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
2941 * see.c (pass_see): Likewise.
2942 * tracer.c (pass_tracer): Likewise.
2943 * postreload-gcse.c (pass_gcse2): Likewise.
2944 * postreload.c (pass_postreload_cse): Likewise.
2945 * mode-switching.c (pass_mode_switching): Likewise.
2946 * modulo-sched.c (pass_sms): Likewise.
2947 * cse.c (cse_insn): Likewise.
2948 * web.c (pass_web): Likweise.
2949 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
2950 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
2951 * loop-init.c (pass_rtl_loop_init): Likewise.
2952 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
2953 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
2954 * global.c (pass_global_alloc): Likewise.
2955 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
2956 pass_if_after_reload): Likewise.
2957 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
2958 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
2959 * regmove.c (pass_regmove): Likewise.
2960 * function.c (pass_thread_prologugues_epilogues): Likewise.
2961 * gcse.c (pass_gcse): Likewise.
2962 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
2963 * lower-subreg.c (pass_lower_subreg2): Likewise.
2964 * bt-load.c (pass_branch_target_load): Likewise.
2965 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2966 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
2967 * combine.c (pass_combine): Likewise.
2968 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
2969 (pass_partition_blocks): Likewise.
2970 * var-tracking.c (pass_variable_track): Likewise.
2971 * reg-stack.c (pass_stack_regs_run): Likewise.
2972 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
2973 * passes.c (pass_postreload): Likewise.
2974 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
2975 * tree-pass.h (TODO_verify_rtl_sharing): New.
2976 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2977 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
2978 TODO_set_props, TODO_df_finish, TODO_df_verify,
2979 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
2981 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2983 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
2984 fold_real_zero_addition_p, reorder_operands_p,
2985 div_if_zero_remainder, fold_undefer_overflow_warnings,
2986 int_binop_types_match_p, fold_convert_const_int_from_int,
2987 fold_convert_const_int_from_real,
2988 fold_convert_const_int_from_fixed,
2989 fold_convert_const_real_from_real,
2990 fold_convert_const_real_from_fixed,
2991 fold_convert_const_fixed_from_fixed,
2992 fold_convert_const_fixed_from_int,
2993 fold_convert_const_fixed_from_real, maybe_lvalue_p,
2994 fold_checksum_tree, fold_check_failed, print_fold_checksum,
2995 debug_fold_checksum, multiple_of_p): Constify.
2996 * tree-flow-inline.h (get_lineno): Likewise.
2997 * tree-flow.h (get_lineno): Likewise.
2998 * tree-object-size.c (compute_object_offset, addr_object_size,
2999 alloc_object_size, pass_through_call): Likewise.
3000 * tree-pretty-print.c (op_symbol, print_call_name,
3001 print_struct_decl, do_niy): Likewise.
3002 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3003 debug_fold_checksum): Likewise.
3005 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3008 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3009 note, remove the associated REG_RETVAL note.
3011 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3013 * config.gcc (powerpc*-*-*): Install
3014 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3015 * config/rs6000/spu2vmx.h: New header.
3016 * config/rs6000/si2vmx.h: New header.
3017 * config/rs6000/vec_types.h: New header.
3019 2007-09-05 Ben Elliston <bje@au.ibm.com>
3021 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3023 2007-09-05 Ben Elliston <bje@au.ibm.com>
3025 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3027 (__stdcx): Make asm volatile.
3028 (__stwcx, __stdcx): Return only 0 or 1.
3030 2007-09-05 Jan Hubicka <jh@suse.cz>
3034 2007-09-04 Jan Hubicka <jh@suse.cz>
3035 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3037 2007-09-04 Richard Guenther <rguenther@suse.de>
3038 * tree-ssa-operands.c (add_virtual_operand): Only mark
3039 stores as has_volatile_ops if alias information is not available.
3041 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3043 * config/rs6000/tramp.asm: Include config.h.
3044 Check __PIC__ or __pic__ macro instead of SHARED.
3046 PR rtl-optimization/32300
3047 * see.c (see_copy_insn): New function.
3048 (see_def_extension_not_merged, see_merge_one_use_extension,
3049 see_merge_one_def_extension): Use it. Avoid changing
3050 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3051 into sequences. Call df_insn_delete on temporary insns
3052 that won't be emitted into the insn stream.
3053 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3054 and run df_process_deferred_rescans () before run_fast_dce.
3056 PR tree-optimization/33017
3057 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3058 recurse for pure or const function calls.
3060 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3062 * c-format.c: Include alloc-pool.h.
3063 (check_format_info_main): New argument fwt_alloc. Use allocation
3064 pool instead of GC. Remove GC deallocation code.
3065 (check_format_arg): Create allocation pool, pass it to
3066 check_format_info_main and free it afterwards.
3067 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3069 2007-09-05 Ben Elliston <bje@au.ibm.com>
3071 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3072 Rename count macro arugment for clarity.
3073 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3074 (__protected_stream_set): Likewise, pass 0.
3076 2007-09-04 Jan Hubicka <jh@suse.cz>
3078 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3080 2007-09-04 Jan Hubicka <jh@suse.cz>
3082 * invoke.texi (-finline-small-functions): Document.
3083 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3084 when deciding what is inlinable.
3085 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3086 (cgraph_decide_inlining_of_small_function): Handle new flags.
3087 (cgraph_decide_inlining_incrementally): Likewise.
3088 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3089 * common.opt (finline-small-functions): New.
3090 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3092 2007-09-04 Richard Guenther <rguenther@suse.de>
3094 * tree-ssa-operands.c (add_virtual_operand): Only mark
3095 stores as has_volatile_ops if alias information is not available.
3097 2007-09-04 Andrew Haley <aph@redhat.com>
3099 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3101 2007-09-04 Andrew Haley <aph@redhat.com>
3103 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3104 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3105 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3107 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3110 * common.opt: Mention ABI version 2 in comment.
3112 2007-09-04 Jan Hubicka <jh@suse.cz>
3114 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3115 (libfunc_entry): New structure.
3116 (libfunc_hash): New hashtable.
3117 (hash_libfunc): New function.
3118 (eq_libfunc): New function.
3119 (convert_optab_libfunc): New function.
3120 (optab_libfunc): New function.
3121 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3122 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3123 expand_float, expand_fix, new_optab, new_convert_optab):
3124 Update for new libfunc API.
3125 (init_libfunc, init_integral_libfuncs,
3126 init_floating_libfuncs, init_interclass_conv_libfuncs
3127 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3128 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3129 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3130 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3131 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3132 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3133 gen_extend_conv_libfunc): New.
3134 (init_one_libfunc): Revamp for hashtables.
3135 (set_conv_libfunc): Likewise.
3136 (init_optabs): Initialize hashtable; use lazy initialization where
3138 * optabs.h (optab_handlers): Move out of GGC.
3139 (optab, convert_optab): Move out of GGC; add lazy gen info.
3140 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3141 (optab_libfunc, convert_optab_libfunc): New.
3142 * builtins.c (expand_builtin_powi): Update for new API.
3143 * expr.c (convert_move): Likewise.
3144 * expmed.c (expand_divmod): Likewise.
3146 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3148 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3149 GOT pointer only if there is a constant pool. Use the allocated space
3152 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3154 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3157 2007-09-04 Revital Eres <eres@il.ibm.com>
3158 Richard Guenther <rguenther@suse.de>
3159 R. Clint Whaley <whaley@cs.utsa.edu>
3161 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3163 * tree-tailcall.c (process_assignment): Use -fassociative-math
3164 when reodering operands of floating-point type.
3165 * fold-const.c (fold_comparison, fold_binary): Use
3166 -fassociative-math and -freciprocal-math instead of
3167 -funsafe-math-optimization flag.
3168 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3169 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3170 -freciprocal-math instead of -funsafe-math-optimizations.
3171 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3172 -fassociative-math when -ffast-math is set.
3173 (set_unsafe_math_optimizations_flags): New Function
3174 to set -freciprocal-math and -fassociative-math when
3175 -funsafe-math-optimizations is set.
3176 (common_handle_option): Call it.
3177 * tree-vectorizer.c (vect_is_simple_reduction): Use
3178 -fassociative-math when doing reduction on floats.
3179 * loop-unroll.c (analyze_insn_to_expand_var): Use
3180 -fassociative-math when expanding an accumulator of type float.
3181 * simplify-rtx.c (simplify_binary_operation_1): Use
3182 -fassociative-math and -freciprocal-math when reordeing operands
3183 of floating-point type.
3184 * combine.c (combine_simplify_rtx): Likewise.
3185 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3187 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3189 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3192 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3194 2007-09-04 Jan Hubicka <jh@suse.cz>
3196 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3198 2007-09-04 Jan Hubicka <jh@suse.cz>
3200 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3201 and corresponding MATCH_DUP.
3203 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3206 * combine.c (subst): Do not try to simplify X if it represents load
3207 of FP constant from the constant pool via float extension.
3209 2007-09-04 Ben Elliston <bje@au.ibm.com>
3211 * c-opts.c: Include "tm_p.h".
3212 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3214 2007-09-04 Richard Guenther <rguenther@suse.de>
3216 PR tree-optimization/33291
3217 * tree-pretty-print.c (dump_generic_node): Dump all
3218 qualifiers for pointer types, not only first. Dump
3219 qualifiers for aggregate types as well.
3220 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3221 use the canonical type for building ARRAY_REFs.
3222 * gimplify.c (canonicalize_addr_expr): Clean up. The
3223 correct validness check is compatibility of the pointer
3224 types. Always use the canonical type for building
3225 ARRAY_REFs and ADDR_EXPRs.
3226 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3227 change that disabled propagation of ADDR_EXPRs into statements
3230 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3232 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3233 (umulsi3_highpart): Make into expanders; existing insns are
3234 now named *[insn]_nov6. Add stars to existing [insn]_v6
3235 counterparts' names.
3237 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3239 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3240 (unprotoize.o): Remove SHLIB_MULTILIB.
3242 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3244 * doc/extend.texi: Document progmem attribute for AVR.
3246 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3249 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3251 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3253 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3256 * optabs.c: Remove unnecessary forward declarations.
3257 (expand_unop_direct): New, broken out of expand_unop.
3258 (expand_doubleword_clz): New.
3259 (expand_ctz): Move above expand_ffs. Use
3260 start_sequence, end_sequence, add_equal_note, and
3261 expand_unop_direct. Add more commentary.
3262 (expand_ffs): Try both ctz optab and expand_ctz.
3263 Generate a test and branch if the hardware doesn't give us
3264 a useful value for input zero. Style improvements similar to
3267 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3269 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3271 * config.gcc: Delete stanza for arm-semi-aof and
3272 armel-semi-aof targets.
3273 * config/arm/arm-protos.h
3275 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3276 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3277 delete aof_pic_label and remove mention of AOF in comments.
3278 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3280 * config/arm/semiaof.h
3281 * config/arm/t-semi: Delete file.
3283 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3285 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3286 CONST_CAST_BB): New macros for type-specific casts.
3287 (CONST_CAST): Add a TYPE parameter and define it in terms of
3290 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3291 * c-lex.c (cb_ident, lex_string): Likewise,
3292 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3293 * config/i386/i386.c (ix86_function_regparm,
3294 ix86_function_sseregparm): Use CONST_CAST_TREE.
3295 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3297 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3298 give_switch, set_multilib_dir): Likewise,
3299 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3300 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3301 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3302 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3303 * prefix.c (update_path): Likewise,
3304 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3305 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3306 * tree-cfg.c (tree_can_merge_blocks_p,
3307 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3308 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3309 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3310 (attribute_list_contained): Use CONST_CAST_TREE.
3312 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3314 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3316 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3319 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3320 before forcing them into a register.
3322 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3324 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3325 rather than define_code_macro.
3327 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3329 * gcc.c (xputenv): New function.
3330 (putenv_from_prefixes): Use xputenv instead of putenv.
3331 (process_command): Use xputenv instead of putenv.
3332 (set_collect_gcc_options): Use xputenv instead of putenv.
3333 (main): Use xputenv instead of putenv.
3335 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3337 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3338 availability of swap instruction.
3339 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3341 2007-09-03 Revital Eres <eres@il.ibm.com>
3343 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3346 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3347 Ayal Zaks <zaks@il.ibm.com>
3348 Revital Eres <eres@il.ibm.com>
3350 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3351 compute_split_row): New functions.
3352 (ps_unschedule_node): Remove.
3353 (normalize_sched_times): Iterate over the already scheduled
3354 insns instead of the number of nodes.
3355 (MAX_SPLIT_NUM): New definition.
3356 (sms_schedule_by_order): Change the scheduling heuristic to
3357 avoid useless increases of initiation interval ii.
3358 (get_sched_window): Add dump printouts.
3360 2007-09-02 David Daney <ddaney@avtrex.com>
3362 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3363 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3364 (optab, insn): Add more attributes.
3365 (fetchop_bit): New code macro.
3366 (immediate_insn): New code macro attribute.
3367 (sync): Change condition to ISA_HAS_SYNC.
3368 (rdhwr): Change predicate for operand 0 to register_operand.
3369 (memory_barrier): New expand.
3370 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3371 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3372 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3373 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3374 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3375 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3376 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3377 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3378 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3380 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3381 Hans-Peter Nilsson <hp@axis.com>
3383 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3384 Defined to describe availability and behavior of CLZ.
3385 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3386 * config/cris/cris.opt: Tweak comment for "-metrax4".
3387 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3388 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3389 (count_leading_zeros): Define.
3391 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3393 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3395 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3398 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3401 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3403 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3404 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3405 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3406 sched-deps.c, sched-int.h, system.h, target.h,
3407 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3408 tree.def: Fix comment typos.
3410 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3412 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3413 (override_options): Turn on -mstrict-align on non-ColdFire
3415 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3417 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3419 * c-common.c (const_strip_array_types): Delete.
3420 * c-common.h (const_strip_array_types): Likewise.
3421 * emit-rtl.c (const_next_insn, const_previous_insn,
3422 const_next_nonnote_insn, const_prev_nonnote_insn,
3423 const_next_real_insn, const_prev_real_insn,
3424 const_next_active_insn, const_prev_active_insn, const_next_label,
3425 const_prev_label): Delete.
3426 * gimple-low.c (block_may_fallthru): Use expr_last.
3427 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3428 * rtl.h (const_previous_insn, const_next_insn,
3429 const_prev_nonnote_insn, const_next_nonnote_insn,
3430 const_prev_real_insn, const_next_real_insn,
3431 const_prev_active_insn, const_next_active_insn, const_prev_label,
3432 const_next_label): Delete.
3433 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3434 * system.h (CONST_CAST): Update comment.
3435 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3436 (const_first_stmt, const_last_stmt): Delete.
3437 (tree_block_ends_with_condjump_p): Use last_stmt.
3438 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3439 * tree-iterator.c (const_expr_first, const_expr_last,
3440 const_expr_only): Delete.
3441 * tree.c (const_lookup_attribute): Likewise.
3442 (attribute_list_contained): Use lookup_attribute.
3443 * tree.h (const_lookup_attribute, const_expr_first,
3444 const_expr_last, const_expr_only): Delete.
3446 2007-09-01 Richard Guenther <rguenther@suse.de>
3448 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3449 instead of TREE_THIS_VOLATILE.
3450 * tree-ssa-operands.c (add_virtual_operand): Do not set
3451 has_volatile_ops. Do not check s_ann for NULL.
3452 (get_indirect_ref_operands): Likewise.
3453 (get_expr_operands): Likewise. For all reference trees
3454 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3455 check base of reference for TREE_THIS_VOLATILE.
3457 2007-09-01 Richard Guenther <rguenther@suse.de>
3459 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3460 between integral types. Also allow conversions between
3463 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3465 * optabs.c (prepare_float_lib_cmp): Use
3466 libgcc_cmp_return_mode instead of word_mode.
3467 * config/dfp-bit.h: Likewise.
3468 * config/fp-bit.h: Likewise.
3469 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3471 (spu_libgcc_shift_count_mode): New function.
3472 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3473 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3475 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3477 * tree-pretty-print.c: Include output.h.
3478 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3479 HOST_WIDE_INT_PRINT_DEC.
3480 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3482 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3484 PR rtl-optimization/33224
3485 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3486 to the analysed region.
3488 2007-08-31 Richard Guenther <rguenther@suse.de>
3490 * function.c (allocate_struct_function): Do not set
3491 current_function_returns_pointer.
3492 * function.h (struct var_refs_queue): Remove.
3493 (struct simple_obstack_stack): Likewise.
3494 (struct function): Remove fixup_var_refs_queue member.
3495 Remove returns_pointer flag.
3496 (current_function_returns_pointer): Remove define.
3498 2007-08-31 Nick Clifton <nickc@redhat.com>
3500 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3501 secondary keys in order to obtain a stable sort.
3503 2007-08-31 Nick Clifton <nickc@redhat.com>
3506 * config/m32r/constraints.md: Add W constraint for integer zero.
3507 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3508 Fix length calculation by using alternatives.
3510 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3512 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3513 split out from expand_binop.
3514 (avoid_expensive_constant): New function.
3515 (expand_binop_directly): Remove commutative_op argument and
3516 (expand_binop_directly): Remove commutative_op argument and
3517 call cummutative_optab_p instead. Do not change op0 or op1
3518 when swapping xop0 and xop1. Apply avoid_expensive_constant
3519 to each argument after potential swapping. Enforce the
3520 canonical order of commutative operands.
3521 (expand_binop): Use shift_optab_p and commutative_optab_p.
3522 Update the calls to expand_binop_directly. Only force constants
3523 into registers when widening an operation. Only swap operands
3524 once a direct expansion has been rejected.
3525 (expand_twoval_binop): Only force constants into registers when
3526 using a direct expansion.
3528 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3530 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3531 (sched_analyze_insn): Don't postprocess speculative dependencies when
3532 target has no scheduling.
3533 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3534 'uninitialized' warning.
3536 2007-08-31 Richard Guenther <rguenther@suse.de>
3538 * tree.c (build_complex_type): Always set TYPE_NAME for
3541 2007-08-31 Olivier Hainque <hainque@adacore.com>
3543 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3544 internal macro. Default alignment factor for csect directives, chosen
3545 to match what BIGGEST_ALIGNMENT allows.
3546 (DATA_SECTION_ASM_OP): Use it.
3547 * config/rs6000/rs6000.c
3548 (rs6000_xcoff_output_readonly_section_asm_op):
3549 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3550 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3552 2007-08-31 Olivier Hainque <hainque@adacore.com>
3554 * dbxout.c (dbxout_block): Move declaration within the first
3555 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3556 block to include the definition, together with the associated
3559 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3560 Revital Eres <eres@il.ibm.com>
3562 * doc/invoke.texi (-mpaired): Document flag.
3563 * config.gcc: Include paired.h in powerpc extra_headers and
3564 750cl.h in powerpc-*-linux*paired*.
3565 * config/rs6000/rs6000.opt (-mpaired): New flag.
3566 * config/rs6000/rs6000.c (paired_init_builtins,
3567 paired_expand_builtin, paired_expand_lv_builtin,
3568 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3569 New functions to support the paired single builtin functions.
3570 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3571 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3573 (bdesc_paired_preds): New structure for paired predicate
3575 (rs6000_expand_builtin): Expand paired single builtins.
3576 (rs6000_init_builtins): Init paired single builtins.
3577 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3578 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3579 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3580 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3581 (rs6000_vector_mode_supported_p): Support paired vector mode.
3582 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3583 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3585 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3586 (DATA_ALIGNMENT): Likewise.
3587 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3588 (rs6000_builtins): Add PAIRED builtins.
3589 * config/rs6000/rs6000.md: Include paired.md.
3590 * config/rs6000/paired.h: New.
3591 * config/rs6000/paired.md: New.
3592 * config/rs6000/750cl.h: New.
3593 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3595 2007-08-30 Ollie Wild <aaw@google.com>
3597 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3598 * gcc.c (default_compilers): Add -fno-directives-only to
3599 @assembler-with-cpp.
3601 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3605 * regclass.c (initial_fixed_regs): Revert previous change and make
3607 (initial_call_used_regs): Likewise.
3608 (initial_call_really_used_regs): Delete, reverting previous addition.
3609 (initial_reg_names): Likewise.
3610 (init_reg_sets): Revert previous change.
3611 (saved_fixed_regs): New.
3612 (saved_call_used_regs): New.
3613 (saved_call_really_used_regs): New.
3614 (saved_reg_names): New.
3615 (save_register_info): New.
3616 (restore_register_info): New.
3617 (init_reg_sets_1): Replace reset of register info with call to
3618 restore_register_info.
3619 * rtl.h (save_register_info): Declare.
3620 * toplev.c (backend_init): Call save_register_info.
3622 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3624 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3625 from the original statement.
3627 2007-08-30 Chao-ying Fu <fu@mips.com>
3629 * c-lex.c (interpret_fixed): Declare.
3630 (interpret_float): Process _Fract and _Accum.
3631 (interpret_fixed): New function.
3632 * final.c (output_addr_const): Process CONST_FIXED.
3633 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3634 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3636 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3638 (simplify_immed_subreg): Support CONST_FIXED.
3639 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3640 (simplify_subreg): Support CONST_FIXED.
3642 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3644 * config/rs6000/ppu_intrinsics.h: New file.
3645 * config.gcc (powerpc*-*-* <extra_headers>): Install
3648 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3650 * cfg.c (dump_flow_info): Change to also print entry and exit
3652 * print-rtl.c (print_rtl_single): Allow to print rtl with
3655 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3657 * df-core.h (df_dump_region): New function.
3658 * df.h (df_dump_region): New function.
3659 * loop-invariant.c (find_defs): Add call to df_dump_region.
3660 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3663 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3666 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3667 true if any of the compare_section_name calls returned true,
3668 rather than if any returned false.
3670 2007-08-30 Richard Guenther <rguenther@suse.de>
3672 PR tree-optimization/33199
3673 * tree-ssa-structalias.c (handle_lhs_call): New function.
3674 (find_func_aliases): In non-IPA mode make sure that for
3675 calls that return a pointer we add a constraint for the
3676 result to point to anything.
3678 2007-08-30 Richard Guenther <rguenther@suse.de>
3680 * doc/invoke.texi (-mveclibabi): Document new target option.
3681 * config/i386/i386.opt (-mveclibabi): New target option.
3682 * config/i386/i386.c (ix86_veclib_handler): Handler for
3683 vectorization library support.
3684 (override_options): Handle the -mveclibabi option, initialize
3685 the vectorization library handler.
3686 (ix86_builtin_vectorized_function): As fallback call the
3687 vectorization library handler, if set.
3688 (ix86_veclibabi_acml): New static function for ACML ABI style
3689 vectorization support.
3691 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3693 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
3694 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
3695 SImode and update m. Don't run gen_lowpart_common on arbitrary
3696 memory address, force it to register first.
3699 * dce.c (dce_process_block): Don't delete setters of
3700 artificially used registers.
3702 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3704 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
3705 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
3706 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
3708 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3710 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
3712 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
3713 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
3715 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3717 * system.h: Activate -Wcast-qual as warning-only.
3719 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
3722 * config/rs6000/rs6000.c (compare_section_name): New function.
3723 (rs6000_elf_in_small_data_p): Compare section prefixes instead
3726 2007-08-29 Olivier Hainque <hainque@adacore.com>
3728 * xcoffout.c: #include debug.h.
3729 * Makefile.in (xcoffout.o): Add debug.h dependency.
3731 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
3733 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3734 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
3736 2007-08-29 Richard Guenther <rguenther@suse.de>
3738 * tree-pretty-print.c (dump_generic_node): Print
3739 label DECL_UID as D.%u.
3740 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
3742 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3744 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
3745 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
3747 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
3750 * tree.c (build_type_attribute_qual_variant): Set canonical types
3751 on the final, unqualified attribute variant before building the
3754 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3756 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
3757 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
3759 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3762 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3763 * config/bfin/bfin.md (composev2hi): Put operands into vector
3766 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3768 * config/bfin/bfin.md (composev2hi): Put operands into vector
3771 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3773 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
3774 attribute when appropriate.
3775 (bfin_handle_l1_text_attribute): New.
3776 (bfin_handle_l1_data_attribute): New.
3777 (bfin_attribute_table): Add attributes: l1_text, l1_data,
3778 l1_data_A and l1_data_B.
3779 * doc/extend.texi (node Function Attributes): Document l1_text
3781 (Variable Attributes): Add Blackfin subsection. Document l1_data,
3782 l1_data_A and l1_data_B variable attributes.
3784 2007-08-28 Jie Zhang <jie.zhang@analog.com>
3786 * config/bfin/bfin.opt (minline-plt): Add.
3787 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
3788 call to global functions.
3789 * doc/invoke.texi (Option Summary): Mention -minline-plt.
3790 (Blackfin Options): Document -minline-plt.
3792 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3794 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
3795 given a non-function.
3796 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
3798 2007-08-28 DJ Delorie <dj@redhat.com>
3800 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
3802 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3804 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
3806 2007-08-28 Richard Guenther <rguenther@suse.de>
3808 * tree.h (struct tree_function_decl): Increase size of
3809 function_code bitfield.
3811 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3812 Kazu Hirata <kazu@codesourcery.com>
3814 * gcc/config/m68k/linux.h
3815 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
3816 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
3817 (m68k_return_in_memory): New.
3818 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
3821 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
3824 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3825 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
3826 operand) when top VEC_SELECT extracts scalar element.
3827 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
3828 (*vec_extract_v4sf_mem): Ditto.
3830 2007-08-28 Jakub Jelinek <jakub@redhat.com>
3833 * passes.c (init_optimization_passes): Move pass_df_finish
3834 after pass_postreload sublist.
3836 PR rtl-optimization/33148
3837 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
3838 (neg (lt X 0)) if X has scalar int mode.
3841 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
3842 initializer, use build_vector_from_ctor if possible to create
3843 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
3844 even after this, return NULL.
3846 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
3848 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
3850 2007-08-28 Richard Guenther <rguenther@suse.de>
3852 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
3853 (struct tree_function_decl): Make function_code a bitfield.
3854 Add disregard_inline_limits flag.
3855 * cgraphunit.c (cgraph_process_new_functions): Check
3856 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
3857 (cgraph_preserve_function_body_p): Likewise.
3858 * ipa-inline.c (compute_inline_parameters): Likewise.
3859 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
3860 for GNU C extern inline functions.
3861 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
3862 * tree-inline.c (disregard_inline_limits_p): Remove.
3863 * tree-inline.h (disregard_inline_limits_p): Likewise.
3864 * c-common.c (handle_always_inline_attribute): Set
3865 DECL_DISREGARD_INLINE_LIMITS.
3866 * langhooks.c (add_builtin_function): Verify the function code
3867 fits in the bitfield.
3869 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
3870 Vladimir Yanovsky <yanov@il.ibm.com>
3871 Revital Eres <eres@il.ibm.com>
3872 Andrey Belevantsev <abel@ispras.ru>
3874 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
3876 * modulo-sched.c: Add documentation regarding do-loop.
3877 (doloop_register_get): Change number of arguments to support
3878 the new do-loop pattern and check whether COUNT_REG has no other
3879 occurences in the loop besides in the control part.
3880 (duplicate_insns_of_cycles): Do not duplicate the insn which
3881 changes count_reg as it is already adjusted.
3882 (generate_prolog_epilog): New argument to support the new
3883 do-loop pattern. Change the subtract instruction to use
3884 expand_simple_binop. Call duplicate_insns_of_cycles with new
3886 (sms_schedule): Call doloop_register_get and
3887 generate_prolog_epilog with new argument. Do not handle loops
3888 with single sets insns with subreg in their lhs.
3889 * loop-doloop.c (doloop_optimize): Support for another do-loop
3891 (doloop_condition_get): Gets an instruction instead of a pattern
3892 and change the return condition when the do-loop pattern is
3894 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
3895 deps when considering to not create edges.
3897 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
3899 * doc/extend.texi (gnu_inline funtion attribute): Document C++
3902 2007-08-27 Jason Merrill <jason@redhat.com>
3905 * gimplify.c (gimplify_modify_expr): Discard the assignment of
3906 zero-sized types after calling gimplify_modify_expr_rhs.
3908 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3910 * regclass.c (init_reg_autoinc): Fix typo.
3912 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
3914 Fix PR tree-optimization/33173
3915 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
3917 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
3920 * config/i386/i386.h (VALID_DFP_MODE_P): New.
3921 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
3924 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3925 David Ung <davidu@mips.com>
3926 Nigel Stephens <nigel@mips.com>
3928 Separate target-specific initialization from general
3929 back-end initialization.
3931 * toplev.c (init_alignments): New, split out from...
3932 (process_options): ...here.
3933 (backend_init_target): New, split out from...
3934 (backend_init): ...here.
3935 (lang_dependent_init_target): New, split out from...
3936 (lang_dependent_init): ...here.
3937 (target_reinit): New.
3938 * toplev.h (target_reinit): Declare.
3939 * expr.c (init_expr_target): Renamed from init_expr_once, since it
3940 now can be called more than once. Update comments.
3941 * expr.h (init_expr_target): Likewise.
3942 * alias.c (init_alias_target): Renamed from init_alias_once, since it
3943 now can be called more than once. Explicitly zero
3944 static_reg_base_value.
3945 * emit-rtl.c (init_emit_regs): New, split out from...
3946 (init_emit_once): Here.
3947 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
3948 non-const, so that changes from command-line arguments can overwrite
3949 values provided by the static initializers.
3950 (initial_call_really_used_regs): New, used similarly to the above.
3951 (initial_reg_names): Likewise.
3952 (last_mode_for_init_move_cost): Promoted function-local static to
3953 file-scope static to make it accessible outside init_move_cost.
3954 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
3955 Do not initialize inv_reg_alloc_order yet, either. Do initialize
3956 reg_names since it is needed for parsing command-line options.
3957 (init_move_cost): Use last_mode_for_init_move_cost instead of
3958 function-local static.
3959 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
3960 call_really_used_regs now. Reinitialize reg_names. Also
3961 initialize inv_reg_alloc_order. Zero reg_class_subunion and
3962 reg_class_superunion. Clear losing_caller_save_reg_set.
3963 Preserve global registers if called more than once. Reset
3964 move cost, may_move_in_cost, may_move_out_cost, and
3965 last_mode_for_init_move_cost.
3966 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
3967 can now be invoked more than once. Update comments.
3968 (init_regs): Update comments.
3969 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
3970 and initial_call_really_used_regs, instead of the non-initial
3971 variables. This allows us to save the command-line register settings
3972 after target reinitialization.
3973 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
3974 * rtl.h (init_emit_regs): Declare.
3975 (init_reg_modes_target, init_alias_target): Renamed as described
3977 * reload1.c (init_reload): Update comments.
3978 * optabs.c (init_optabs): Likewise.
3979 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
3981 2007-08-26 Chao-ying Fu <fu@mips.com>
3983 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
3986 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3988 * alias.c (memory_modified_1, memory_modified_in_insn_p):
3990 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
3992 * bb-reorder.c (copy_bb_p): Likewise.
3993 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
3994 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3995 block_ends_with_condjump_p): Likewise.
3996 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
3997 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3998 block_ends_with_condjump_p): Likewise.
3999 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4000 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4001 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4002 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4003 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4004 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4005 debug_true_const_tree instad of debug_true_tree.
4006 * debug.c (do_nothing_debug_hooks): Likewise.
4007 * debug.h (ignore_block, debug_true_const_tree): Constify.
4008 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4009 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4010 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4011 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4012 dbx_reg_number, is_based_loc, field_type,
4013 simple_type_align_in_bits, simple_decl_align_in_bits,
4014 simple_type_size_in_bits, field_byte_offset, insert_float,
4015 type_tag, member_declared_type, is_redundant_typedef,
4016 secname_for_decl, is_inlined_entry_point): Likewise.
4017 * emit-rtl.c (const_next_insn, const_previous_insn,
4018 const_next_nonnote_insn, const_prev_nonnote_insn,
4019 const_next_real_insn, const_prev_real_insn,
4020 const_next_active_insn, const_prev_active_insn, const_next_label,
4021 const_prev_label): Likewise.
4022 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4024 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4025 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4026 sched_insn_is_legitimate_for_speculation_p): Likewise.
4027 * jump.c (reversed_comparison_code_parts,
4028 reversed_comparison_code, reversed_comparison, condjump_label):
4030 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4031 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4033 * rtl.h (const_previous_insn, const_next_insn,
4034 const_prev_nonnote_insn, const_next_nonnote_insn,
4035 const_prev_real_insn, const_next_real_insn,
4036 const_prev_active_insn, const_next_active_insn, const_prev_label,
4037 const_next_label, modified_between_p, modified_in_p,
4038 const_note_storeskeep_with_call_p, condjump_label,
4039 reversed_comparison, reversed_comparison_code,
4040 reversed_comparison_code_parts, memory_modified_in_insn_p,
4041 stack_regs_mentioned): Likewise.
4042 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4043 keep_with_call_p): Likewise.
4044 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4045 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4046 sd_lists_size, sd_lists_empty_p): Likewise.
4047 * sched-int.h (sched_insns_conditions_mutex_p,
4048 haifa_classify_insn, no_real_insns_p,
4049 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4050 sd_lists_size, sd_lists_empty_p): Likewise.
4051 * sdbout.c (sdb_debug_hooks): Likewise.
4052 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4053 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4054 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4056 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4057 tree_can_throw_internal): Likewise.
4058 * tree-flow-inline.h (phi_nodes): Likewise.
4059 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4060 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4061 * tree-gimple.c (const_get_call_expr_in): Likewise.
4062 * tree-gimple.h (const_get_call_expr_in): Likewise.
4063 * tree.c (const_lookup_attribute, attribute_list_equal,
4064 attribute_list_contained): Likewise.
4065 * tree.h (attribute_list_equal, attribute_list_contained,
4066 const_lookup_attribute): Likewise.
4067 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4069 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4071 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4072 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4074 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4077 * config/alpha/constraints.md: Delete "svn:mime-type" property
4078 with svn propdel "svn:mime-type".
4080 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4083 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4084 non NOTE insn doesn't cross basic block.
4085 (noce_try_abs): Likewise.
4086 (noce_process_if_block): Likewise.
4088 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4091 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4092 operand without auto-inc-dec.
4093 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4094 offsettable_mem_operand.
4095 (floatunssidf2_internal): Same.
4096 (fix_truncdfsi2_internal): Same.
4097 (floatsidf_ppc64): Same.
4098 (floatunssidf_ppc64): Same.
4099 (fix_trunctfsi2_internal): Same.
4101 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4104 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4105 pass defines needed for version.c.
4107 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4109 * configure.ac (--debug-prefix-map check): Change assembler
4110 version presumed to have feature to 2.18.
4111 * configure: Regenerate.
4113 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4115 * c-common.c (vector_types_convertible_p,
4116 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4117 self_promoting_args_p): Constify.
4118 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4119 c_promoting_integer_type_p, self_promoting_args_p,
4120 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4121 * c-decl.c (anon_aggr_type_p): Likewise.
4122 * * c-dump.c (dump_stmt): Likewise.
4123 * c-objc-common.c (has_c_linkage): Likewise.
4124 * c-tree.h (same_translation_unit_p): Likewise.
4125 * c-typeck.c (null_pointer_constant_p,
4126 tagged_types_tu_compatible_p, function_types_compatible_p,
4127 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4128 comptypes_internal, struct tagged_tu_seen_cache,
4129 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4130 c_size_in_bytes): Likewise.
4131 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4132 hash_ptr, eq_ptr): Likewise.
4133 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4134 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4135 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4136 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4138 * optabs.c (optab_for_tree_code): Likewise.
4139 * optabs.h (optab_for_tree_code): Likewise.
4140 * rtl.h (simplify_rtx): Likewise.
4141 * simplify-rtx.c (simplify_rtx): Likewise.
4142 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4143 dump_flag, dump_node): Likewise.
4144 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4145 queue_and_dump_type, dump_flag): Likewise.
4146 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4147 * tree-pass.h (dump_node): Likewise.
4148 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4149 supportable_narrowing_operation): Likewise.
4150 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4151 supportable_narrowing_operation): Likewise.
4152 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4153 is_negative_overflow_infinity, is_positive_overflow_infinity,
4154 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4155 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4156 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4157 ssa_name_nonzero_p, fp_predicate): Likewise.
4158 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4159 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4160 ssa_name_nonnegative_p): Likewise.
4162 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4164 * config.gcc : Add x86_64-elf target.
4166 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4168 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4170 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4171 Nigel Stephens <nigel@mips.com>
4175 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4176 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4177 * expr.c (SET_BY_PIECES_P): Define.
4178 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4179 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4180 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4182 * expr.h (SET_RATIO): Define.
4183 (can_store_by_pieces, store_by_pieces): Update prototypes.
4184 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4185 can_store_by_pieces/store_by_pieces.
4186 (expand_builtin_memcpy_args): Likewise.
4187 (expand_builtin_strncpy): Likewise.
4188 (expand_builtin_memset_args): Likewise. Also remove special case
4189 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4190 decide what to do instead.
4191 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4192 to can_store_by_pieces.
4194 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4195 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4197 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4198 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4199 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4200 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4201 (STORE_BY_PIECES_P): Define.
4203 2007-08-24 Tom Tromey <tromey@redhat.com>
4205 * varpool.c (varpool_last_needed_node): Fix comment typo.
4206 * c-decl.c (duplicate_decls): Fix comment typo.
4207 (clone_underlying_type): Update comment.
4209 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4211 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4212 alpha_in_small_data_p, alpha_split_complex_arg,
4213 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4215 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4216 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4218 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4219 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4220 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4221 * config/darwin.c (darwin_binds_local_p): Likewise.
4222 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4224 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4225 i386_pe_valid_dllimport_attribute_p): Likewise.
4226 * config/i386/i386.c (ix86_function_regparm,
4227 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4228 x86_can_output_mi_thunk, ix86_mangle_type,
4229 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4230 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4231 i386_pe_binds_local_p): Likewise.
4232 * config/ia64/ia64.c
4233 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4234 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4235 ia64_invalid_conversion, ia64_invalid_unary_op,
4236 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4238 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4239 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4240 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4241 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4242 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4243 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4244 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4245 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4246 * config/pa/pa.c (pa_commutative_p): Likewise.
4247 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4249 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4250 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4251 rs6000_use_blocks_for_constant_p,
4252 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4253 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4254 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4255 * config/s390/s390.c (s390_mangle_type,
4256 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4258 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4259 th_in_small_data_p): Likewise.
4260 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4261 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4263 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4264 sparc_mangle_type): Likewise.
4265 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4266 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4267 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4269 * hooks.c (hook_bool_mode_const_rtx_false,
4270 hook_bool_mode_const_rtx_true,
4271 hook_bool_const_tree_hwi_hwi_const_tree_false,
4272 hook_bool_const_tree_hwi_hwi_const_tree_true,
4273 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4274 hook_constcharptr_const_tree_null,
4275 hook_constcharptr_const_rtx_null,
4276 hook_constcharptr_const_tree_const_tree_null,
4277 hook_constcharptr_int_const_tree_null,
4278 hook_constcharptr_int_const_tree_const_tree_null): New.
4279 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4280 hook_bool_tree_hwi_hwi_tree_false,
4281 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4282 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4283 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4284 hook_constcharptr_int_tree_null,
4285 hook_constcharptr_int_tree_tree_null): Delete.
4286 (default_can_output_mi_thunk_no_vcall): Constify.
4287 * hooks.h (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 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4295 hook_bool_const_tree_hwi_hwi_const_tree_false,
4296 hook_bool_const_tree_hwi_hwi_const_tree_true,
4297 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4298 hook_constcharptr_const_tree_null,
4299 hook_constcharptr_const_rtx_null,
4300 hook_constcharptr_const_tree_const_tree_null,
4301 hook_constcharptr_int_const_tree_null,
4302 hook_constcharptr_int_const_tree_const_tree_null): New.
4303 (default_can_output_mi_thunk_no_vcall): Constify.
4304 * integrate.c (function_attribute_inlinable_p): Likewise.
4305 * integrate.h (function_attribute_inlinable_p): Likewise.
4306 * jump.c (rtx_renumbered_equal_p): Likewise.
4307 * output.h (decl_readonly_section, categorize_decl_for_section,
4308 default_use_anchors_for_symbol_p, default_binds_local_p,
4309 default_binds_local_p_1): Likewise.
4310 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4312 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4313 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4314 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4315 TARGET_COMP_TYPE_ATTRIBUTES,
4316 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4317 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4318 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4319 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4320 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4321 * target.h (can_output_mi_thunk, needs_block_p,
4322 first_cycle_multipass_dfa_lookahead_guard_spec,
4323 vector_alignment_reachable, comp_type_attributes,
4324 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4325 commutative_p, use_blocks_for_constant_p,
4326 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4327 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4328 invalid_within_doloop, valid_dllimport_attribute_p,
4329 split_complex_arg, invalid_arg_for_unprototyped_fn,
4330 invalid_conversion, invalid_unary_op, invalid_binary_op):
4332 * targhooks.c (default_invalid_within_doloop,
4333 hook_invalid_arg_for_unprototyped_fn,
4334 default_builtin_vector_alignment_reachable): Likewise.
4335 (hook_bool_rtx_commutative_p): Delete.
4336 (hook_bool_const_rtx_commutative_p): New.
4337 * targhooks.h (default_invalid_within_doloop,
4338 default_builtin_vector_alignment_reachable,
4339 hook_invalid_arg_for_unprototyped_fn): Constify.
4340 (hook_bool_rtx_commutative_p): Delete.
4341 (hook_bool_const_rtx_commutative_p): New.
4342 * varasm.c (bss_initializer_p, decl_default_tls_model,
4343 categorize_decl_for_section, decl_readonly_section,
4344 default_use_anchors_for_symbol_p, default_binds_local_p,
4345 default_binds_local_p_1): Constify.
4347 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4349 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4350 __NO_BUILTIN if -fno-builtin.
4352 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4354 * config/bfin/bfin.c (print_operand): Report error instead of
4355 ICE for wrong operand.
4357 2007-08-24 Michael Matz <matz@suse.de>
4359 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4361 2007-08-24 Richard Guenther <rguenther@suse.de>
4364 * tree-ssa.c (useless_type_conversion_p): Split into a
4365 recursive and a non-recursive part.
4366 (useless_type_conversion_p_1): New function.
4367 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4368 from maybe_fold_offset_to_reference is trivially convertible
4369 to the desired type before doing the simplification.
4371 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4373 * expr.c (store_expr): Optimize initialization of an array
4375 * expr.h (builtin_strncpy_read_str): New prototype.
4376 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4379 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4382 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4383 field when initializing if_info structure.
4385 2007-08-24 Richard Guenther <rguenther@suse.de>
4387 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4389 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4390 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4391 * tree-inline.c (inlinable_function_p): Fold in common parts of
4392 the cannot_inline_tree_fn langhook.
4393 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4394 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4395 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4396 cannot_inline_tree_fn langhook.
4397 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4398 cannot_inline_tree_fn member.
4400 2007-08-24 Richard Guenther <rguenther@suse.de>
4402 * expr.c (get_inner_reference): Do computation of bitoffset
4403 from offset in a way we can detect overflow reliably.
4405 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4407 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4409 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4411 * config/bfin/bfin.opt (mfast-fp): Add.
4412 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4413 libbffastfp override libgcc if -mfast-fp.
4414 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4415 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4416 (Blackfin Options): Document -mfast-fp.
4418 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4420 PR tree-optimization/32573
4422 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4423 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4424 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4425 (build_classic_dist_vector): Return false rather than true if
4426 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4427 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4428 returned false. Don't call save_dist_v before calling
4429 build_classic_dist_vector_1.
4430 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4431 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4432 DDR_DIR_VECTS vectors.
4434 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4436 * configure.ac (leb128): Modify sed statement to work with any
4437 binutils version string.
4438 * configure: Regenerate
4440 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4442 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4443 Wrap in RTX_CODE macro guard.
4444 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4445 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4446 arm_mark_dllimport, arm_pe_encode_section_info,
4447 arm_pe_unique_section): Use ISO-C function declarations.
4448 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4449 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4450 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4452 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4453 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4455 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4457 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4458 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4459 (register_move_cost): Use ISO-C function declarations.
4460 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4461 * config/score/score-protos.h (score_declare_object): Add
4463 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4465 * final.c (profile_function): Avoid empty if-bodies.
4468 * calls.c (must_pass_in_stack_var_size,
4469 must_pass_in_stack_var_size_or_pad): Constify.
4470 * config/alpha/alpha-protos.h (function_value): Likewise.
4471 * config/alpha/alpha.c (alpha_return_in_memory,
4472 alpha_pass_by_reference, function_value,
4473 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4474 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4476 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4477 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4478 TARGET_PROMOTE_PROTOTYPES): Likewise.
4479 * config/arm/arm-protos.h (arm_return_in_memory,
4480 arm_pad_arg_upward, arm_function_value): Likewise.
4481 * config/arm/arm.c (arm_pass_by_reference,
4482 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4483 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4484 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4486 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4487 * config/avr/avr-protos.h (avr_function_value): Likewise.
4488 * config/avr/avr.c (avr_return_in_memory,
4489 gas_output_limited_string, gas_output_ascii, avr_function_value,
4490 avr_return_in_memory): Likewise.
4491 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4492 * config/bfin/bfin.c (bfin_pass_by_reference,
4493 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4494 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4496 * config/cris/cris.c (cris_pass_by_reference,
4497 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4498 * config/crx/crx.c (crx_return_in_memory): Likewise.
4499 * config/darwin.c (function_base, machopic_function_base_name):
4501 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4502 TARGET_PROMOTE_PROTOTYPES): Likewise.
4503 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4504 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4505 * config/i386/i386-protos.h (ix86_return_in_memory,
4506 ix86_sol10_return_in_memory): Likewise.
4507 * config/i386/i386.c (ix86_function_value,
4508 ix86_function_sseregparm, ix86_must_pass_in_stack,
4509 type_natural_mode, classify_argument, examine_argument,
4510 construct_container, ix86_pass_by_reference, function_value_32,
4511 function_value_64, ix86_function_value_1, return_in_memory_32,
4512 return_in_memory_64, return_in_memory_ms_64,
4513 ix86_return_in_memory, ix86_sol10_return_in_memory,
4514 TARGET_PROMOTE_PROTOTYPES): Likewise.
4515 * config/ia64/ia64-protos.h (ia64_function_value,
4516 ia64_hpux_function_arg_padding): Likewise.
4517 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4518 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4519 ia64_hpux_function_arg_padding): Likewise.
4520 * config/iq2000/iq2000-protos.h (function_arg,
4521 iq2000_function_value): Likewise.
4522 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4523 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4524 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4525 function_arg, iq2000_function_value): Likewise.
4526 * config/m32c/m32c-protos.h (m32c_function_value,
4527 m32c_promote_function_return): Likewise.
4528 * config/m32c/m32c.c (m32c_pass_by_reference,
4529 m32c_promote_prototypes, m32c_promote_function_return,
4530 m32c_function_value): Likewise.
4531 * config/m32r/m32r.c (m32r_return_in_memory,
4532 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4533 m32r_in_small_data_p): Likewise.
4534 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4536 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4537 m68hc11_function_arg_padding): Likewise.
4538 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4539 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4540 m68k_function_value): Likewise.
4541 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4542 mcore_function_value): Likewise.
4543 * config/mcore/mcore.c (handle_structs_in_regs,
4544 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4545 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4546 mcore_num_arg_regs, mcore_function_value): Likewise.
4547 * config/mips/mips-protos.h (mips_pad_arg_upward,
4548 mips_function_value): Likewise.
4549 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4550 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4551 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4552 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4553 mips_function_value): Likewise.
4554 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4556 * config/mmix/mmix.c (mmix_pass_by_reference,
4557 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4558 mmix_encode_section_info): Likewise.
4559 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4561 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4562 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4563 mn10300_function_value): Likewise.
4564 * config/mt/mt-protos.h (mt_function_value): Likewise.
4565 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4566 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4567 * config/pa/pa-protos.h (function_arg_padding, function_value,
4568 pa_return_in_memory): Likewise.
4569 * config/pa/pa.c (pa_pass_by_reference,
4570 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4571 function_arg_padding, function_value, pa_return_in_memory):
4573 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4574 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4575 function_arg_padding): Likewise.
4576 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4577 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4578 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4579 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4580 function_arg_padding, altivec_expand_dst_builtin,
4581 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4582 altivec_init_builtins, rs6000_common_init_builtins,
4583 rs6000_function_value): Likewise.
4584 * s390/s390-protos.h (s390_function_value): Likewise.
4585 * config/s390/s390.c (s390_function_arg_size,
4586 s390_pass_by_reference, s390_return_in_memory,
4587 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4588 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4589 * config/score/score-protos.h (score_function_value): Likewise.
4590 * config/score/score.c (score_arg_partial_bytes,
4591 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4592 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4593 score_pass_by_reference, score_add_offset, score_function_value):
4595 * config/sh/sh-protos.h (sh_attr_renesas_p,
4596 sh_promote_prototypes): Likewise.
4597 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4598 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4599 sh_attr_renesas_p): Likewise.
4600 * config/sparc/sparc-protos.h (function_value,
4601 function_arg_padding): Likewise.
4602 * config/sparc/sparc.c (sparc_promote_prototypes,
4603 sparc_return_in_memory, sparc_pass_by_reference,
4604 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4605 function_arg_record_value_2, function_arg_record_value_1,
4606 function_arg_record_value, function_arg_record_value,
4607 function_arg_padding, function_value): Likewise.
4608 * config/spu/spu-protos.h (spu_function_value): Likewise.
4609 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4610 spu_function_value): Likewise.
4611 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4613 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4614 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4615 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4617 * config/v850/v850.c (v850_return_in_memory,
4618 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4619 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4620 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4621 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4622 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4624 * explow.c (promote_mode, hard_function_value): Likewise.
4625 * expr.h (hard_function_value, promote_mode): Likewise.
4626 * function.c (aggregate_value_p): Likewise.
4627 * hooks.c (hook_bool_const_tree_true): New.
4628 * hooks.h (hook_bool_const_tree_true): New.
4629 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4630 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4631 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4632 TARGET_RETURN_IN_MSB): Likewise.
4633 * target.h (promote_function_args, promote_function_return,
4634 promote_prototypes, return_in_memory, return_in_msb,
4635 pass_by_reference, must_pass_in_stack, callee_copies,
4636 function_value): Likewise.
4637 * targhooks.c (default_return_in_memory,
4638 hook_pass_by_reference_must_pass_in_stack,
4639 hook_callee_copies_named,
4640 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4641 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4642 default_function_value): Likewise.
4643 * targhooks.h (default_return_in_memory,
4644 hook_pass_by_reference_must_pass_in_stack,
4645 hook_callee_copies_named,
4646 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4647 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4648 default_function_value): Likewise.
4649 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4650 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4651 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4652 * tree.c (needs_to_live_in_memory): Likewise.
4653 * tree.h (struct tree_type, needs_to_live_in_memory,
4654 aggregate_value_p, must_pass_in_stack_var_size,
4655 must_pass_in_stack_var_size_or_pad): Likewise.
4656 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4657 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4658 lookup_filename): Likewise.
4660 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4663 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4664 fake fcomi i387 instruction for !TARGET_CMOVE.
4665 (ix86_expand_branch): Expand natural sequence with one jump for
4666 all targets, not only TARGET_CMOVE.
4667 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4668 pattern to implement fake fcomi sequence. Split instruction after
4669 reload to correct compare sequences.
4670 (*cmpfp_xf_cc): Ditto.
4671 (*cmpfp_<mode>_cc): Ditto.
4672 (*cmpfp_u_cc): Ditto.
4673 (*cmpfp_<mode>_cc): Ditto.
4675 2007-08-23 Richard Guenther <rguenther@suse.de>
4677 * tree-pretty-print.c (dump_generic_node): Annotate
4678 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4680 2007-08-23 Richard Guenther <rguenther@suse.de>
4682 * builtins.c (expand_builtin_mathfn): Wrap argument in
4683 save_expr directly instead of re-building the call.
4684 (expand_builtin_mathfn_2): Likewise.
4685 (expand_builtin_mathfn_3): Likewise.
4686 (expand_builtin_interclass_mathfn): Likewise.
4687 (expand_builtin_int_roundingfn): Set arg.
4688 (expand_builtin_int_roundingfn_2): Likewise.
4690 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
4692 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
4693 *sse_nand<mode>3, *sse_xor<mode>3): New.
4695 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4697 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4698 * config/i386/i386.c (print_operand): Handle ';' code. Output
4699 semicolon for TARGET_MACHO.
4700 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
4701 emit semicolon after 'lock' prefix.
4702 (sync_double_compare_and_swap<mode>): Ditto.
4703 (*sync_double_compare_and_swapdi_pic): Ditto.
4704 (*sync_compare_and_swap_cc<mode>): Ditto.
4705 (sync_double_compare_and_swap_cc<mode>): Ditto.
4706 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4707 (sync_old_add<mode>): Ditto.
4708 (sync_add<mode>): Ditto.
4709 (sync_sub<mode>): Ditto.
4710 (sync_ior<mode>): Ditto.
4711 (sync_and<mode>): Ditto.
4712 (sync_xor<mode>): Ditto.
4714 2007-08-22 Chao-ying Fu <fu@mips.com>
4716 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
4718 (copy_rtx): Handle CONST_FIXED.
4719 (rtx_equal_p): Likewise.
4720 * rtl.h (fixed_value.h): New include.
4721 (rtx_def): Add a new field of fixed_value to u.
4722 (XCNMPFV): Define for accessing fixed_value.
4723 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
4725 * rtl.def (CONST_FIXED): New constant.
4726 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
4727 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
4728 US_ASHIFT): New codes.
4729 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
4730 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
4731 unsigned_fract_convert, unsigned_sat_fract): Document them.
4732 * varasm.c (assemble_integer): Extend to support fixed-point constants
4733 by using different machine classes.
4734 (decode_addr_const): Handle FIXED_CST.
4735 (const_hash_1): Likewise.
4736 (compare_constant): Likewise.
4737 (copy_constant): Likewise.
4738 (const_rtx_hash_1): Handle CONST_FIXED.
4739 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4740 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4742 (initializer_constant_valid_p): Handle FIXED_CST.
4743 (output_constant): Support FIXED_POINT_TYPE.
4744 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
4745 * cse.c (hash_rtx): Support CONST_FIXED.
4746 (exp_equiv_p): Likewise.
4747 (cannon_reg): Likewise.
4748 (fold_rtx): Likewise.
4749 (equiv_constant): Likewise.
4750 (cse_process_notes_1): Likewise.
4751 (count_reg_usage): Likewise.
4752 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
4753 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
4754 (wrap_constant): Check CONST_FIXED.
4755 (cselib_hash_rtx): Support CONST_FIXED.
4756 (cselib_subst_to_values): Likewise.
4757 * df-scan.c (df_uses_record): Likewise.
4758 * gcse.c (want_to_gcse_p): Likewise.
4759 (oprs_unchanged_p): Likewise.
4760 (oprs_not_set_p): Likewise.
4761 (compute_transp): Likewise.
4762 (extract_mentioned_regs_helper): Likewise.
4763 * genemit.c (gen_exp): Likewise.
4764 * local-alloc.c (equiv_init_varies_p): Likewise.
4765 (contains_replace_regs): Likewise.
4766 (memref_referenced_p): Likewise.
4767 * loop-invariant.c (check_maybe_invariant): Likewise.
4768 (hash_invariant_expr_1): Likewise.
4769 (invariant_expr_equal_p): Likewise.
4770 * postreload-gcse.c (oprs_unchanged_p): Likewise.
4771 * regclass.c (reg_scan_mark_refs): Likewise.
4772 * regrename.c (scan_rtx): Likewise.
4773 * resource.c (mark_referenced_resources): Likewise.
4774 (mark_set_resources): Likewise.
4775 * rtlanal.c (rtx_unstable_p): Likewise.
4776 (rtx_varies_p): Likewise.
4777 (count_occurrences): Likewise.
4778 (reg_mentioned_p): Likewise.
4779 (modified_between_p): Likewise.
4780 (modified_in_p): Likewise.
4781 (volatile_insn_p): Likewise.
4782 (volatile_refs_p): Likewise.
4783 (side_effects_p): Likewise.
4784 (may_trap_p_1): Likewise.
4785 (inequality_comparisons_p): Likewise.
4786 (computed_jump_p_1): Likewise.
4787 (commutative_operand_precedence): Likewise.
4788 * sched-deps.c (sched_analyze_2): Likewise.
4789 * sched-vis.c (print_value): Likewise.
4790 * reload.c (operands_match_p): Likewise.
4791 (subst_reg_equivs): Likewise.
4792 * reload1.c (eliminate_regs_1): Likewise.
4793 (elimination_effects): Likewise.
4794 (scan_paradoxical_subregs): Likewise.
4795 * alias.c (rtx_equal_for_memref_p): Likewise.
4796 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
4797 * emit-rtl.c (const_fixed_htab): New hash table.
4798 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
4800 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
4801 const_fixed_from_fixed_value): New functions.
4802 (verify_rtx_sharing): Handle CONST_FIXED.
4803 (copy_rtx_if_shared_1): Likewise.
4804 (reset_used_flags): Likewise.
4805 (set_used_flags): Likewise.
4806 (copy_insn_1): Likewise.
4807 (init_emit_once): Create const_fixed_htab.
4808 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
4810 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
4812 PR tree-optimization/32949
4813 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
4814 before failing for ivs with non-constant step.
4816 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
4818 * doc/md.texi (Iterators): Renamed from Macros. All contents
4819 changed to reflect rename of respectively define_code_macro and
4820 define_mode_macro to define_code_iterator and define_mode_iterator.
4821 (Mode Iterators, Code Iterators): Similar.
4822 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
4823 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
4824 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
4825 (initialize_iterators, find_iterator, check_code_iterator)
4826 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
4827 (read_mapping, read_rtx_1): Similar.
4828 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
4829 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
4830 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
4831 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
4832 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
4833 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
4834 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
4835 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
4836 config/rs6000/sync.md, config/rs6000/rs6000.md,
4837 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
4838 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
4839 config/vax/vax.md, config/bfin/bfin.md: Similar.
4841 2007-08-22 David Daney <ddaney@avtrex.com>
4843 * doc/install.texi (Testing): Mention testing on a simulator.
4845 2007-08-22 Janis Johnson <janis187@us.ibm.com>
4847 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
4849 * doc/libgcc.texi (Decimal float library routines): Fix formatting
4850 and rearrange floating point conversion functions into different
4853 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4855 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
4856 dfa_post_advance_cycle): New scheduler hooks.
4857 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4858 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
4860 (TARGET_SCHED): Use them.
4861 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4862 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
4863 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
4865 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
4866 function to facilitate debugging.
4867 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
4868 (output_insn_has_dfa_reservation_p): New static function to output
4869 insn_has_dfa_reservation_p ().
4870 (write_automata): Use it.
4871 * genattr.c (main): Output declaration for
4872 insn_has_dfa_reservation_p ().
4874 2007-08-22 Christian Bruel <christian.bruel@st.com>
4875 Richard Guenther <rguenther@suse.de>
4877 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
4878 * simplify_rtx (simplify_binary_operation_1): Likewise.
4880 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
4882 PR rtl-optimization/32557
4883 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
4884 of REGNO (mws->mw_reg).
4886 2007-08-22 Richard Guenther <rguenther@suse.de>
4889 * builtins.c (expand_builtin_int_roundingfn): Replace call
4890 argument wrapped with SAVE_EXPR directly.
4891 (expand_builtin_int_roundingfn_2): Likewise.
4893 2007-08-22 Richard Guenther <rguenther@suse.de>
4895 * tree-inline.c (inlinable_function_p): Restore disregarding
4896 inline limits for GNU extern inline functions.
4898 2007-08-22 Richard Guenther <rguenther@suse.de>
4901 * tree.c (host_integerp): Treat sizetype as signed as it is
4904 2007-08-21 Ian Lance Taylor <iant@google.com>
4906 PR tree-optimization/33134
4907 * tree-vrp.c (adjust_range_with_scev): Call
4908 set_value_range_to_value.
4910 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4912 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
4915 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4917 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
4920 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
4922 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
4923 cases to set eight bytes at a time.
4924 (expand_block_move): Likewise.
4926 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4929 * dwarf2out.c (gen_decl_die): Don't call
4930 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
4932 2007-08-21 Paul Brook <paul@codesourcery.com>
4933 Nathan Sidwell <nathan@codesourcery.com>
4934 Mark Mitchell <mark@codesourcery.com>
4935 Joseph Myers <joseph@codesourcery.com>
4937 * configure.ac: Add --with-pkgversion and --with-bugurl.
4938 * configure: Regenerate.
4939 * doc/install.texi: Document them.
4940 * version.c (version_string): Remove VERSUFFIX.
4941 (VERSUFFIX): Remove.
4942 (pkgversion_string): New.
4943 (bug_report_url): Do not hard-code initializer.
4944 * version.h (pkgversion_string): Declare.
4945 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
4947 (version.o): Define PKGVERSION and BUGURL.
4948 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
4949 (%.pod): Define BUGURL.
4950 * gcc.c (process_command, main): Use pkgversion_string.
4951 * toplev.c (compile_file, print_version): Likewise.
4952 * protoize.c (main): Likewise.
4953 * gcov.c (print_version): Likewise. Update copyright date.
4954 * gcov-dump.c (print_version): Likewise. Update copyright date.
4955 * mips-tdump.c (main): Likewise. Update copyright date.
4956 * mips-tfile.c (main): Likewise. Update copyright date.
4957 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
4958 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
4959 shorten description.
4960 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
4961 * doc/gccint.texi: Likewise.
4962 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
4963 Update copyright date.
4965 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
4967 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
4968 (ix86_expand_strlensi_unroll_1): Ditto.
4969 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
4970 (ix86_expand_carry_flag_compare): Update comment.
4972 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4975 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
4976 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
4978 2007-08-21 Richard Guenther <rguenther@suse.de>
4980 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
4982 2007-08-21 Richard Guenther <rguenther@suse.de>
4985 * fold-const.c (fold_binary): Remove index +p PTR folding.
4986 Fix types of POINTER_PLUS_EXPR generated by folding of
4989 2007-08-20 Chao-ying Fu <fu@mips.com>
4991 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
4992 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
4993 RID_ONEWAY, so that it can be checked in declspecs_add_type.
4994 (c_common_fixed_point_type_for_size): Declare.
4995 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
4996 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
4997 (c_token_starts_declspecs): Likewise.
4998 (c_parser_declspecs): Likewise.
4999 (c_parser_attributes): Likewise.
5000 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5001 (c_declspecs): Add saturating_p.
5002 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5003 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5004 _Sat. Handle RID_SAT.
5005 Avoid using void, bool, char, int, float, double, _Decimal32,
5006 _Decimal64, _Decimal128, and complex with _Sat.
5007 Handle RID_FRACT and RID_ACCUM.
5008 Make sure _Sat is used with _Fract or _Accum.
5009 (finish_declspecs): Handle cts_fract and cts_accum.
5010 * c-common.c (fixed-value.h): New include.
5011 (constant_expression_warning): Handle FIXED_CST.
5012 (overflow_warning): Likewise.
5013 (warnings_for_convert_and_check): Likewise.
5014 (c_common_fixed_point_type_for_size): New.
5015 (c_common_type_for_mode): Handle fixed-point modes to
5016 return various saturating/non-saturating, signed/unsigned types.
5017 (c_common_signed_or_unsigned_type): Support fixed-point types.
5018 (shorten_compare): Check fixed-point zero.
5019 Handle FIXED_POINT_TYPE.
5020 (c_common_truthvalue_conversion): Handle FIXED_CST.
5021 Handle FIXED_POINT_TYPE.
5022 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5024 (handle_mode_attribute): Handle fixed-point modes. Need to check
5025 if the signness of base type and fixed-point modes are consistent.
5026 (handle_vector_size_attribute): Handle fixed-point modes.
5027 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5028 (warn_for_div_by_zero): Check fixed-point zero.
5029 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5030 a common fixed-point type based on fbit, ibit, sign, and saturation.
5031 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5032 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5033 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5034 (convert_for_assignment): Support FIXED_POINT_TYPE.
5035 (digest_init): Handle FIXED_POINT_TYPE.
5036 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5037 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5038 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5039 GE_EXPR, LT_EXPR, GT_EXPR.
5040 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5041 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5042 * target.h (gcc_target): Add fixed_point_supported_p.
5043 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5044 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5045 (default_fixed_point_supported_p): Define.
5046 * targhooks.h (default_fixed_point_supported_p): Declare.
5047 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5048 * doc/install.texi (Configuration): Add --enable-fixed-point.
5049 * configure.ac (--enable-fixed-point): New to enable fixed-point
5050 arithmetic extension to C. For mips targets, we enable it by default.
5051 * configure, config.in: Regenerate.
5053 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5055 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5057 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5059 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5060 DWARF2_DEBUGGING_INFO.
5061 (cold_text_section_used): Same.
5062 (cold_text_section): Same.
5064 2007-08-20 Richard Guenther <rguenther@suse.de>
5066 * c-typeck.c (convert_for_assignment): Use the type of
5067 the member for the initialization.
5069 2007-08-20 Richard Guenther <rguenther@suse.de>
5071 * c-objc-common.c (c_disregard_inline_limits): Remove.
5072 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5073 * cgraphunit.c (cgraph_process_new_functions): Call
5074 disregard_inline_limits_p.
5075 (cgraph_preserve_function_body_p): Likewise.
5076 * ipa-inline.c (compute_inline_parameters): Likewise.
5077 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5079 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5080 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5081 disregard_inline_limits langhook.
5082 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5084 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5085 disregard_inline_limits langhook.
5086 * tree-inline.c (disregard_inline_limits_p): New function.
5087 * tree-inline.h (disregard_inline_limits_p): Declare.
5089 2007-08-20 Richard Guenther <rguenther@suse.de>
5091 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5092 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5093 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5094 auto_var_in_fn_p langhook.
5095 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5097 * tree.c (auto_var_in_fn_p): ... here.
5098 (find_var_from_fn): Call auto_var_in_fn_p directly.
5099 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5100 auto_var_in_fn_p langhook.
5101 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5102 (copy_body_r): Likewise.
5103 (self_inlining_addr_expr): Likewise.
5104 * tree.h (auto_var_in_fn_p): Declare.
5106 2007-08-20 Richard Guenther <rguenther@suse.de>
5108 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5109 (walk_type_fields): Take lh parameter.
5110 (walk_tree): Rename to ...
5111 (walk_tree_1): ... this. Do not call the walk_subtrees
5112 langhook but the now passed callback. Pass lh on recursion.
5113 (walk_tree_without_duplicates): Rename to ...
5114 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5115 and call walk_tree_1.
5116 * tree.h (walk_tree_lh): New typedef.
5117 (walk_tree_1): Declare.
5118 (walk_tree_without_duplicates_1): Likewise.
5119 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5120 (walk_tree_without_duplicates): New define to
5121 walk_tree_without_duplicates_1 with NULL lh parameter.
5122 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5123 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5125 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5126 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5127 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5130 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5133 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5134 code in front of the compacting of basic blocks.
5135 Move the folding of statements inbetween the cgraph checking
5136 and compacting of basic blocks.
5138 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5139 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5142 * config/alpha/alpha.c (va_list_skip_additions): Check for
5143 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5144 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5145 PLUS_EXPR when checking ap.__base.
5146 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5147 when doing addition on pointer types. Use size_int instead of
5149 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5150 ptr_type in the second operand.
5152 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5155 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5157 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5160 * cfgexpand.c (expand_one_register_var): Mark pointer
5161 DECL_ARTIFICIAL as REG_POINTER also.
5162 * stmt.c (expand_decl): Likewise.
5164 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5171 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5172 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5173 on_worklist argument and avoid adding things to worklist multiple
5175 (add_to_worklist): Ditto.
5176 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5177 single SFT is clobbered.
5178 (set_initial_properties): Ditto.
5179 (compute_call_clobbered): Update for changes to function
5181 (create_overlap_variables_for): Always create SFT for offset 0.
5182 (create_structure_vars): Handle PHI's, since we are in SSA form at
5184 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5185 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5187 (add_vars_for_offset): Figure out aliases from access + points-to.
5188 (add_virtual_operand): Use add_vars-for_offset.
5189 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5190 (add_call_clobber_ops): Remove makes_clobbering_call set.
5191 (get_expr_operands): Always pass through the INDIRECT_REF
5193 * tree-ssa-structalias.c (struct constraint_graph): Remove
5195 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5196 address_taken, pt_used, number_incoming.
5197 (FIRST_ADDR_NODE): Removed.
5198 (merge_graph_nodes): Remove broken code for the moment.
5199 (init_graph): New function.
5200 (build_pred_graph): Remove code to init_graph.
5201 Add location equivalence support.
5202 (struct scc_info): Rename roots to deleted.
5204 (init_scc_info): Ditto
5205 (init_topo_info): Use graph->size.
5206 (compute_topo_order): Ditto.
5207 (do_da_constraint): Removed.
5208 (do_sd_constraint): Remove calls to find().
5209 set_union_with_increment should always get 0 as last arg here.
5210 (do_complex_constraint): Replace do_da_constraint with assert.
5212 (struct equiv_class_label): New.
5213 (pointer_equiv_class_table): Ditto.
5214 (location_equiv_class_table): Ditto.
5215 (equiv_class_label_hash): Ditto.
5216 (equiv_class_label_eq): Ditto
5217 (equiv_class_lookup): Ditto.
5218 (equiv_class_ladd): Ditto.
5219 (pointer_equiv_class): Ditto.
5220 (location_equiv_class): Ditto.
5221 (condense_visit): Rename and rewrite from label_visit to do only
5222 SCC related stuff for HU.
5223 (label_visit): Do HU work for HU.
5224 (perform_var_substitution): Update to do HU and location
5226 (free_var_substitution_info): Update to free HU and location
5227 equivalence structures. */
5228 (find_equivalent_node): Update for pointer but not location
5230 (unite_pointer_equivalences): New function.
5231 (move_complex_constraints): Rewrite to only do moving.
5232 (rewrite_constraints): Split out of move_complex_constraints.
5233 (solve_graph): Use graph->size.
5234 (process_constraint_1): Add from_call argument, use it.
5235 Split *a = &b into two constraints.
5236 (process_constraint): Use new process_constraint_1.
5237 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5238 (get_constraint_for): Handle non-pointer integers properly.
5239 Remove code that used to handle structures.
5240 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5241 with unknown addends.
5242 (handle_rhs_call): New function.
5243 (find_func_aliases): Use handle_rhs_call.
5244 (set_uids_in_ptset): Add an assert.
5245 (set_used_smts): Fix bug in not considering unified vars.
5246 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5247 (compute_points_to_sets): Update for other function changes.
5248 (delete_points_to_sets): Ditto.
5249 (ipa_pta_execute): Ditto.
5250 (pass_ipa_pta): We need to update SSA after ipa_pta.
5252 2007-08-19 Jan Hubicka <jh@suse.cz>
5254 * i386.md: Replace "rim" and "mri" constraints by "g".
5256 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5258 * dwarf2out.c (text_section_used, cold_text_section_used,
5259 cold_text_section, dwarf2out_note_section_used): New.
5260 (dwarf2out_init): Initialize cold_text_section.
5261 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5262 dwarf2out_note_section_used.
5263 (size_of_aranges): Only count entry for text section if it was
5264 used. Count entry for cold text section if it was used.
5265 (output_aranges): Only output entries for text section and cold
5266 text section if they were used.
5268 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5270 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5272 (debug_generic_stmt): Likewise.
5273 (debug_tree_chain): Likewise.
5275 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5277 * tree-data-refs.c (split_constant_offset): Expose.
5278 * tree-data-refs.h (split_constant_offset): Add declaration.
5280 * tree-vectorizer.h (dr_alignment_support): Renamed
5281 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5282 Added a new value dr_explicit_realign.
5283 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5284 dr_offset, dr_step, and dr_aligned_to, along with new access
5285 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5286 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5287 STMT_VINFO_DR_ALIGNED_TO.
5289 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5291 In case of outer-loop vectorization with non-fixed misalignment - use
5292 the dr_explicit_realign scheme instead of the optimized realignment
5294 (new_stmt_vec_info): Initialize new fields.
5296 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5297 'nested_in_vect_loop' case. Change verbosity level.
5298 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5299 Don't fail on zero step in the outer-loop for loads.
5300 (vect_analyze_data_refs): Call split_constant_offset to calculate
5301 base, offset and init relative to the outer-loop.
5303 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5304 BSI function argument with a new function argument - at_loop.
5305 Simplify the condition that determines STEP. Takes additional argument
5306 INV_P. Support outer-loop vectorization (handle the
5307 nested_in_vect_loop case), including zero step in the outer-loop. Call
5308 vect_create_addr_base_for_vector_ref with additional argument.
5309 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5310 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5311 Fixed and simplified calculation of step.
5312 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5313 of bsi, and with additional argument. Call bump_vector_ptr with
5314 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5315 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5316 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5317 when the realignment setup needs to take place inside the loop.
5318 Support the dr_explicit_realign scheme. Allow generating the optimized
5319 realignment scheme for outer-loop vectorization. Added documentation.
5320 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5321 the 'nested_in_vect_loop' case, including loads that are invariant in
5322 the outer-loop and the realignment schemes. Handle the case when the
5323 realignment setup needs to take place inside the loop. Call
5324 vect_setup_realignment with additional arguments. Call
5325 vect_create_data_ref_ptr with additional argument and with loop instead
5326 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5327 (vect_gen_niters_for_prolog_loop): Call
5328 vect_create_addr_base_for_vector_ref with additional arguments.
5329 (vect_create_cond_for_align_checks): Likewise.
5330 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5331 scheme: takes additional argument bump; argument ptr_incr is now
5332 optional; updated documentation.
5333 (vect_init_vector): Takes additional argument (bsi). Use it, if
5334 available, to insert the vector initialization.
5335 (get_initial_def_for_induction): Pass additional argument in call to
5337 (vect_get_vec_def_for_operand): Likewise.
5338 (vect_setup_realignment): Likewise.
5339 (vectorizable_load): Likewise.
5341 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5343 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5344 as argument instead of struct loop.
5345 (nested_in_vect_loop_p): New function.
5346 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5348 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5349 from other phis in the loop.
5350 (destroy_loop_vec_info): Add additional argument to declaration.
5352 * tree-vectorizer.c (supportable_widening_operation): Also check if
5353 nested_in_vect_loop_p (don't allow changing the order in this case).
5354 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5355 of struct loop. Call nested_in_vect_loop_p and don't require
5356 flag_unsafe_math_optimizations if it returns true.
5357 (new_stmt_vec_info): When setting def_type for phis differentiate
5358 loop-header phis from other phis.
5359 (bb_in_loop_p): New function.
5360 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5361 just update their loop_vinfo. Order of BB traversal now matters -
5362 call dfs_enumerate_from with bb_in_loop_p.
5363 (destroy_loop_vec_info): Takes additional argument to control whether
5364 stmt_vinfo of the loop stmts should be destroyed as well.
5365 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5366 reduction stmt to be defines by a non loop-header phi.
5367 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5369 * tree-vect-transform.c (vectorizable_reduction): Call
5370 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5371 (vectorizable_call): Likewise.
5372 (vectorizable_conversion): Likewise.
5373 (vectorizable_operation): Likewise.
5374 (vectorizable_type_promotion): Likewise.
5375 (vectorizable_type_demotion): Likewise.
5376 (vectorizable_store): Likewise.
5377 (vectorizable_live_operation): Likewise.
5378 (vectorizable_reduction): Likewise. Also pass loop_info to
5379 vect_is_simple_reduction instead of loop.
5380 (vect_init_vector): Call nested_in_vect_loop_p.
5381 (get_initial_def_for_reduction): Likewise.
5382 (vect_create_epilog_for_reduction): Likewise.
5383 (vect_init_vector): Check which loop to work with, in case there's an
5385 (get_initial_def_for_inducion): Extend to handle outer-loop
5386 vectorization. Fix indentation.
5387 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5388 In the case vect_induction_def get the vector def from the induction
5389 phi node, instead of calling get_initial_def_for_inducion.
5390 (get_initial_def_for_reduction): Extend to handle outer-loop
5392 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5394 (vect_transform_loop): Change assert to just skip this case. Add a
5396 (vect_finish_stmt_generation): Add a couple asserts.
5398 (vect_estimate_min_profitable_iters): Multiply
5399 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5401 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5402 this is an inner-loop reduction in outer-loop vectorization.
5404 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5405 Same code as what used to be vect_analyze_scalar_cycles, only with
5406 additional argument loop, and loop_info passed to
5407 vect_is_simple_reduction instead of loop.
5408 (vect_analyze_scalar_cycles): Code factored out into
5409 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5410 Updated documentation.
5411 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5412 outer-loop vectorization that are live or not used in the outerloop,
5413 cause this requires special handling.
5414 (vect_enhance_data_refs_alignment): Don't consider versioning for
5416 (vect_analyze_data_refs): Check that there are no datarefs in the
5418 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5419 and vect_used_in_outer_by_reduction cases.
5420 (process_use): Also consider the case of outer-loop stmt defining an
5421 inner-loop stmt and vice versa.
5422 (vect_analyze_loop_1): New function.
5423 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5424 loops. Call vect_analyze_loop_1.
5425 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5426 been vectorized. Call destroy_loop_vec_info with additional argument.
5428 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5429 in the inner-loop when doing outer-loop vectorization. Add
5430 documentation and printout.
5431 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5432 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5434 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5436 * tree-affine.h (print_aff): New prototype.
5437 (debug_aff): Likewise.
5438 * tree-affine.c (print_aff): New function.
5439 (debug_aff): Likewise.
5441 2007-08-18 Paul Brook <paul@codesourcery.com>
5442 Joseph Myers <joseph@codesourcery.com>
5444 * common.opt (-fdebug-prefix-map=): New option.
5445 * opts.c: Include debug.h.
5446 (common_handle_option): Handle -fdebug-prefix-map.
5447 * final.c: Include ggc.h.
5448 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5449 remap_debug_filename): New.
5450 * Makefile.in (final.o, opts.o): Update dependencies.
5451 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5452 * configure.ac: Check for assembler --debug-prefix-map support.
5453 * configure, config.in: Regenerate.
5454 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5455 (ASM_DEBUG_SPEC): Include ASM_MAP.
5456 * doc/install.texi (--with-debug-prefix-map): Document.
5457 * doc/invoke.texi (-fdebug-prefix-map): Document.
5458 * dbxout.c (dbxout_init, dbxout_start_source_file,
5459 dbxout_source_file): Call remap_debug_filename.
5460 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5461 dwarf2out_start_source_file, dwarf2out_finish): Call
5462 remap_debug_filename.
5463 (file_table_relative_p): Do not check d->emitted_number.
5464 * toplev.c (output_file_directive): Call remap_debug_filename.
5465 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5466 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5468 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5470 * loop-invariant.c (find_invariants_to_move): Add missing macro
5473 2007-08-17 Tom Tromey <tromey@redhat.com>
5475 * tree.h (struct tree_label_decl): Removed old "java" fields.
5477 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5478 Nigel Stephens <nigel@mips.com>
5480 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5481 Treat -mno-data-in-code and -mcode-xonly as aliases for
5482 -mcode-readable=no and -mcode-readable=pcrel respectively.
5483 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5484 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5485 (MULTILIB_DIRNAMES): Update accordingly.
5487 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5489 * Makefile.in (version.o): Depend on $(REVISION) only if
5490 REVISION_s is defined.
5492 2007-08-17 Sa Liu <saliu@de.ibm.com>
5493 Ulrich Weigand <uweigand@de.ibm.com>
5496 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5497 use build_qualified_type to retain qualifiers of the base type.
5499 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5501 * config/score/score.md : Update pattern tablejump.
5502 * config/score/score.c : Update score_initialize_trampoline
5504 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5505 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5506 * doc/contrib.texi: Add my entry.
5508 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5510 * Makefile.in (REVISION): New.
5513 (version.o): Also depend on $(REVISION). Add
5514 -DREVISION=$(REVISION_s).
5516 * version.c (version_string): Add REVISION.
5518 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5520 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5521 of GOTO that's relocated to a different block.
5523 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5525 * c-common.c (const_strip_array_types): New.
5526 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5527 (const_strip_array_types): New.
5528 * c-objc-common.c (c_disregard_inline_limits,
5529 c_warn_unused_global_decl): Constify.
5530 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5531 c_vla_type_p, c_incomplete_type_error): Likewise.
5532 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5533 * hooks.c (hook_bool_const_tree_false): New.
5534 * hooks.h (hook_bool_const_tree_false): Likewise.
5535 * langhooks-def.h (lhd_warn_unused_global_decl,
5536 lhd_incomplete_type_error, lhd_expr_size,
5537 lhd_tree_inlining_disregard_inline_limits,
5538 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5539 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5540 * langhooks.c (lhd_warn_unused_global_decl,
5541 lhd_incomplete_type_error,
5542 lhd_tree_inlining_disregard_inline_limits,
5543 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5544 lhd_expr_size): Likewise.
5545 * langhooks.h (lang_hooks_for_tree_inlining,
5546 lang_hooks_for_tree_dump, lang_hooks_for_types,
5547 lang_hooks_for_decls, lang_hooks): Likewise.
5548 * pointer-set.c (pointer_set_t, pointer_set_create,
5549 pointer_set_contains, insert_aux, pointer_set_insert,
5550 pointer_set_traverse, pointer_map_t, pointer_map_create,
5551 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5553 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5554 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5555 pointer_map_traverse): Likewise.
5556 * predict.c (assert_is_empty): Likewise.
5557 * tree-affine.c (free_name_expansion): Likewise.
5558 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5559 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5560 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5562 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5564 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5566 (destroy_loop_vec_info): Add call to VEC_free.
5567 * tree-vectorizer.h (may_alias_ddrs): Define.
5568 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5569 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5570 Change reporting to dump.
5571 (vect_is_duplicate_ddr): New.
5572 (vect_mark_for_runtime_alias_test): New.
5573 (vect_analyze_data_ref_dependences) Add call to
5574 vect_mark_for_runtime_alias_test.
5575 (vect_enhance_data_refs_alignment): Define local variable
5576 vect_versioning_for_alias_required, don't perform
5577 peeling for alignment if versioning for alias is
5579 (vect_enhance_data_refs_alignment): Use
5580 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5581 PARAM_VECT_MAX_VERSION_CHECKS.
5582 * tree-vect-transform.c
5583 (vect_create_cond_for_alias_checks): New.
5584 (vect_transform_loop): Add call to
5585 vect_create_cond_for_alias_checks.
5586 (vect_vfa_segment_size): New.
5587 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5589 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5590 * gcc/doc/invoke.texi
5591 (vect-max-version-for-alignment-checks): Document.
5592 (vect-max-version-for-alias-checks): Document.
5593 (vect-max-version-checks): Remove.
5595 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5597 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5598 the same line as the instruction for all asm dialects.
5599 (*rep_movsi): Ditto.
5600 (*rep_movsi_rex64): Ditto.
5601 (*rep_movqi): Ditto.
5602 (*rep_movqi_rex64): Ditto.
5603 (*rep_stosdi_rex64): Ditto.
5604 (*rep_stossi): Ditto.
5605 (*rep_stossi_rex64): Ditto.
5606 (*rep_stosqi): Ditto.
5607 (*rep_stosqi_rex64): Ditto.
5608 (*cmpstrnqi_nz_1): Ditto.
5609 (*cmpstrnqi_nz_rex_1): Ditto.
5610 (*cmpstrnqi_1): Ditto.
5611 (*cmpstrnqi_rex_1): Ditto.
5612 (*strlenqi_1): Ditto.
5613 (*strlenqi_rex_1): Ditto.
5614 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5615 prefix on the same line as the instruction for all asm dialects.
5616 (sync_double_compare_and_swap<mode>): Ditto.
5617 (*sync_double_compare_and_swapdi_pic): Ditto.
5618 (*sync_compare_and_swap_cc<mode>): Ditto.
5619 (sync_double_compare_and_swap_cc<mode>): Ditto.
5620 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5621 (sync_old_add<mode>): Ditto.
5622 (sync_add<mode>): Ditto.
5623 (sync_sub<mode>): Ditto.
5624 (sync_ior<mode>): Ditto.
5625 (sync_and<mode>): Ditto.
5626 (sync_xor<mode>): Ditto.
5628 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5631 * reload.c (find_reloads): Check that the memory returned by
5632 find_reloads_toplev was not the result of forcing a constant
5634 (find_reloads_toplev): Always use simplify_gen_subreg to get
5635 the subreg of a constant. If the result is also a constant,
5636 but not a legitimate one, force it into the constant pool
5637 and reload its address.
5639 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5641 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5644 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5646 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5647 directive for the current vector ABI.
5649 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5652 * caller-save.c (reg_save_code): Set invalide status on restore code.
5654 2007-08-15 Diego Novillo <dnovillo@google.com>
5656 * tree-ssa-alias.c (compute_memory_partitions): Use
5657 alias_bitmap_obstack to allocate bitmaps.
5658 (reset_alias_info): Factor out of init_alias_info.
5659 Mark all name tags not associated to an SSA name for renaming.
5660 (init_alias_info): Call it.
5661 (create_name_tags): Tidy. Add comments.
5662 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5664 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5666 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5667 scheduler dependencies.
5669 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5671 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5673 (*iorsi_1_zext): Likewise.
5674 (*iorsi_1_zext_imm): Likewise.
5675 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5676 with "rm"/"xm" constraint.
5677 (sse2_vmsqrtv2df2): Likewise.
5679 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5682 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5685 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5687 * tree-pass.h (PROP_pta): Removed.
5688 (TODO_rebuild_alias): New.
5689 (pass_may_alias): Removed.
5690 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
5691 aliasing if we changed something.
5692 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
5694 (pass_may_alias): Removed.
5695 (create_structure_vars): Return TODO_rebuild_alias.
5696 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
5697 * tree-sra.c (tree_sra): Only rebuild aliasing if something
5699 (tree_sra_early): We never affect aliasing right now.
5700 * tree-flow.h (compute_may_aliases): New prototype.
5701 * passes.c: Remove pass_may_alias from the passes.
5702 (execute_function_todo): Support TODO_rebuild_alias.
5704 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
5706 * i386.c: (legitimize_address): Move dllimported variable check
5707 infront of legitimizing pic address of CONST symbols.
5709 2007-08-14 Steve Ellcey <sje@cup.hp.com>
5711 PR tree-optimization/32941
5712 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
5713 (goto_queue_cmp): Remove.
5714 (find_goto_replacement): Change search method.
5715 (maybe_record_in_goto_queue): Add assert.
5716 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
5717 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
5719 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5721 * alias.c (component_uses_parent_alias_set): Constify.
5722 * alias.h (component_uses_parent_alias_set): Likewise.
5723 * cfgrtl.c (print_rtl_with_bb): Likewise.
5724 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
5725 mpz_get_double_int): Likewise.
5726 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
5727 mpz_get_double_int): Likewise.
5728 * expr.c (is_aligning_offset, undefined_operand_subword_p,
5729 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
5731 * expr.h (safe_from_p): Likewise.
5732 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
5734 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
5735 zero_sized_type, goa_lhs_expr_p): Likewise.
5736 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
5737 * rtl.h (print_rtl_with_bb): Likewise.
5738 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
5739 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
5740 * tree-flow-inline.h (bb_stmt_list): Constify.
5741 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
5743 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
5744 const_first_stmt, const_last_stmt): New.
5745 (block_may_fallthru, empty_block_p): Constify.
5746 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
5747 EXPR_ONLY_BODY): New.
5748 (expr_first, expr_last, expr_only): Use macro for body.
5749 (const_expr_first, const_expr_last, const_expr_only): New.
5750 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
5751 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
5752 ctsi_prev, ctsi_stmt): New.
5753 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
5754 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
5755 * tree-ssa-loop-niter.c (loop_only_exit_p,
5756 derive_constant_upper_bound): Likewise.
5757 * tree-ssa-phiopt.c (empty_block_p): Likewise.
5758 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
5759 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
5760 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
5761 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
5762 * tree.c (get_type_static_bounds): Likewise.
5763 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
5764 (get_type_static_bounds): Constify.
5766 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5769 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
5770 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
5771 (*<addsub><mode>3_cc_overflow): New.
5772 (*add<mode>3_cconly_overflow): New.
5773 (*sub<mode>3_cconly_overflow): New.
5774 (*<addsub>si3_zext_cc_overflow): New.
5775 * config/i386/predicates.md (fcmov_comparison_operator): Accept
5776 CCCmode for LTU, GTU, LEU and GEU.
5777 (ix86_comparison_operator): Likewise.
5778 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
5779 * config/i386/i386.c (put_condition_code): Support CCCmode.
5780 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
5781 or MINUS expressions.
5783 2007-08-14 Andrew Pinski <pinskia@gmail.com>
5786 * c-typeck.c (build_binary_op): Disallow vector float types with
5787 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
5789 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
5791 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
5792 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
5793 (dep_def): New typedef.
5794 (init_dep_1, sd_debug_dep): Declare functions.
5795 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
5796 (debug_dep_links): Remove.
5797 (struct _deps_list): New field 'n_links'.
5798 (DEPS_LIST_N_LINKS): New macro.
5799 (FOR_EACH_DEP_LINK): Remove.
5800 (create_deps_list, free_deps_list, delete_deps_list): Remove
5802 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5803 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5804 (copy_deps_list_change_con, move_dep_link): Ditto.
5805 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
5806 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
5808 (INSN_BACK_DEPS): Remove.
5809 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
5811 (INSN_DEP_COUNT): Remove.
5812 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
5813 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
5814 Declare global variables.
5815 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
5816 (add_forw_dep, compute_forward_dependences): Remove declarations.
5817 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
5818 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5819 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
5821 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
5823 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
5824 (sd_list_types_def): New typedef.
5825 (sd_next_list): Declare function.
5826 (struct _sd_iterator): New type.
5827 (sd_iterator_def): New typedef.
5828 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
5830 (FOR_EACH_DEP): New cycle wrapper.
5831 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
5833 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
5834 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
5837 * sched-deps.c (init_dep_1): Make global.
5838 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
5840 (dump_dep): New static function.
5841 (dump_dep_flags): New static variable.
5842 (sd_debug_dep): New function.
5843 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
5845 (move_dep_link): Use remove_from_deps_list (), instead of
5847 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
5848 (dep_link_is_detached_p): New static function.
5849 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
5851 (dn_pool, dl_pool): New alloc_pools.
5852 (dn_pool_diff, dl_pool_diff): New static variables.
5853 (create_dep_node, delete_dep_node): New static function.
5854 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
5855 (deps_list_empty_p): Make it static. Use 'n_links' field.
5856 (deps_pools_are_empty_p): New static function.
5857 (alloc_deps_list, delete_deps_list): Remove.
5858 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
5859 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5860 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
5861 (forward_dependency_cache): Remove.
5862 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
5863 'back' from the names. Change signature to use dep_t instead of
5865 (add_back_dep): Ditto. Make global.
5866 (check_dep_status): Rename to check_dep ().
5867 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
5869 (sd_finish_insn): Ditto.
5870 (sd_find_dep_between_no_cache): New static function.
5871 (sd_find_dep_between): New function.
5872 (ask_dependency_caches, set_dependency_caches): New static functions.
5873 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
5874 (add_or_update_dep_1): Separate pieces of functionality into
5875 ask_dependency_caches (), update_dependency_caches (),
5876 change_spec_dep_to_hard (), update_dep ().
5877 (get_back_and_forw_lists): New static function.
5878 (sd_add_dep): Separate setting of dependency caches into
5879 set_dependency_caches ().
5880 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
5882 (sd_delete_dep): Ditto.
5883 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
5884 (dump_lists): New static function.
5885 (sd_debug_lists): New debug function.
5886 (delete_all_dependences, fixup_sched_groups): Update to use
5887 sd_* infrastructure.
5888 (sched_analyze_2): Create data-speculative dependency only if
5889 data-speculation is enabled.
5890 (sched_analyze_insn): If insn cannot be speculative, make all its
5891 dependencies non-speculative.
5892 (sched_analyze): Use sd_init_insn ().
5893 (add_forw_dep, compute_forward_dependencies): Remove.
5894 (delete_dep_nodes_in_back_deps): New static function.
5895 (sched_free_deps): New function.
5896 (init_dependency_caches): Init alloc_pools.
5897 (extend_depedency_caches): Update after removing of
5898 forward_dependency_cache.
5899 (free_dependency_caches): Ditto. Free alloc_pools.
5900 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
5901 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
5903 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5904 (add_dependence): Use init_dep ().
5905 (get_dep_weak_1): New static function.
5906 (get_dep_weak): Move logic to get_dep_weak_1 ().
5907 (dump_ds): New static function moved from haifa-sched.c:
5908 debug_spec_status ().
5909 (debug_ds): New debug function.
5910 (check_dep_status): Rename to check_dep (). Update to check whole
5913 * haifa-sched.c (spec_info): Make global.
5914 (added_recovery_block_p): Rename to
5915 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
5916 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
5917 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
5918 to use new interfaces.
5919 (ok_for_early_queue_removal): Ditto.
5920 (schedule_block): Initialize logical uids of insns emitted by the
5922 (sched_init): Initialize new variable.
5923 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5925 (extend_global): Initialize insn data.
5926 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
5927 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
5929 (add_to_speculative_block): Update to use new interfaces.
5930 (create_recovery_block): Set new variables.
5931 (create_check_block_twin, fix_recovery_deps): Update to use new
5933 (sched_insn_is_legitimate_for_speculation_p): New function.
5934 (speculate_insn): Move checking logic to
5935 sched_insn_is_legitimate_for_speculation_p ().
5936 (sched_remove_insn): Finalize sched-deps information of instruction.
5937 (clear_priorities, add_jump_dependencies): Update to use new
5939 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
5941 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
5942 to use new interfaces.
5943 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
5944 (new_ready): Try to use control speculation only if it is available.
5945 (add_branch_dependences): Update to use new interfaces.
5946 (compute_block_backward_dependences): Rename to
5947 compute_block_dependences (). Call
5948 targetm.sched.dependencies_evaluation_hook ().
5949 (free_block_dependencies): New static function.
5950 (debug_dependencies): Update to use new interfaces.
5951 (schedule_region): Remove separate computation of forward dependencies.
5952 Move call of targetm.sched.dependencies_evaluation_hook () to
5953 compute_block_dependences (). Free dependencies at the end of
5954 scheduling the region.
5956 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
5958 (add_deps_for_risky_insns): Ditto.
5959 (schedule_ebb): Remove separate computation of forward dependencies.
5960 Free dependencies at the end of scheduling the ebb.
5962 * ddg.c (create_ddg_dependence): Update to use new interfaces.
5963 (build_intra_loop_deps): Ditto. Remove separate computation of
5964 forward dependencies. Free sched-deps dependencies.
5966 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
5967 to use new interfaces.
5968 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
5970 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
5972 (is_costly_group): Ditto.
5974 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5976 * alias.c (rtx_equal_for_memref_p): Constify.
5977 * basic-block.h (const_edge, const_basic_block): New.
5978 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
5979 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
5980 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
5981 probably_never_executed_bb_p, edge_probability_reliable_p,
5982 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
5983 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
5985 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
5986 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
5988 * cfganal.c (flow_active_insn_p, forwarder_block_p,
5989 flow_nodes_print, dfs_enumerate_from): Likewise.
5990 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
5991 control_flow_insn_p, count_basic_blocks): Likewise.
5992 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
5993 get_loop_body_with_size, loop_exit_edge_p): Likewise.
5994 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
5995 average_num_loop_insns, loop_exit_edge_p,
5996 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
5997 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
5998 average_num_loop_insns, seq_cost): Likewise.
5999 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6000 * dominance.c (dominated_by_p): Likewise.
6001 * emit-rtl.c (validate_subreg): Likewise.
6002 * except.c (can_throw_internal, can_throw_external): Likewise.
6003 * except.h (can_throw_internal, can_throw_external): Likewise.
6004 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6005 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6006 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6007 simple_mem, store_ops_ok, load_kills_store, find_loads,
6008 store_killed_in_insn, store_killed_after, store_killed_before,
6009 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6011 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6012 noce_mem_write_may_trap_or_fault_p): Likewise.
6013 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6015 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6017 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6018 probably_cold_bb_p, probably_never_executed_bb_p,
6019 edge_probability_reliable_p, br_prob_note_reliable_p,
6020 can_predict_insn_p): Likewise.
6021 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6022 * resource.c (return_insn_p): Likewise.
6023 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6025 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6026 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6027 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6028 verify_gimple_modify_stmt): Likewise.
6029 * tree-chrec.c (is_not_constant_evolution,
6030 is_multivariate_chrec_rec, is_multivariate_chrec,
6031 chrec_contains_symbols, chrec_contains_undetermined,
6032 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6033 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6034 eq_evolutions_p, scev_direction): Likewise.
6035 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6036 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6037 chrec_contains_symbols_defined_in_loop,
6038 chrec_contains_undetermined, tree_contains_chrecs,
6039 evolution_function_is_affine_multivariate_p,
6040 evolution_function_is_univariate_p, chrec_zerop,
6041 evolution_function_is_constant_p, evolution_function_is_affine_p,
6042 evolution_function_is_affine_or_constant_p,
6043 tree_does_not_contain_chrecs, chrec_type): Likewise.
6044 * tree-data-ref.c (tree_fold_divides_p,
6045 object_address_invariant_in_loop_p, dr_may_alias_p,
6046 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6047 same_access_functions, constant_access_functions,
6048 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6050 * tree-flow.h (scev_direction): Likewise.
6051 * tree-gimple.c (is_gimple_stmt): Likewise.
6052 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6054 * tree-pretty-print.c (op_prio): Likewise.
6055 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6056 analyzable_condition, backedge_phi_arg_p): Likewise.
6057 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6058 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6059 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6062 2007-08-13 Dan Hipschman <dsh@google.com>
6065 * c-format.c (check_format_arg): Move check for zero-length
6066 format strings below the check for unterminated strings.
6068 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6071 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6074 2007-08-13 Nick Clifton <nickc@redhat.com>
6076 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6078 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6081 * c-format.c (gcc_gfc_length_specs): New array.
6082 (gcc_gfc_char_table): Add unsigned specifier, and references to
6083 the l length modifier.
6084 (format_types_orig): Use the new gcc_gfc_length_specs.
6086 2007-08-12 Sa Liu <saliu@de.ibm.com>
6088 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6089 and with REG_RETVAL note after split.
6091 2007-08-11 David Daney <ddaney@avtrex.com>
6093 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6094 as ATTRIBUTE_UNUSED.
6096 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6097 Segher Boessenkool <segher@kernel.crashing.org>
6099 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6100 HAVE_LOCAL_CPU_DETECT not defined.
6102 2007-08-11 Jan Hubicka <jh@suse.cz>
6104 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6105 (cgraph_process_new_functions): Honor previous value of
6106 disregard_inline_limits.
6107 * ipa-inline.c (compute_inline_parameters): Likewise.
6109 2007-08-11 Ian Lance Taylor <iant@google.com>
6111 * alias.h (alias_set_type): Define new type.
6112 (ALIAS_SET_MEMORY_BARRIER): Use it.
6113 * rtl.h: Include alias.h.
6114 (struct mem_attrs): Use alias_set_type.
6115 * tree.h: Include alias.h
6116 (struct tree_type): Use alias_set_type.
6117 (struct tree_struct_field_tag): Likewise.
6118 (struct tree_decl_common): Likewise.
6119 * alias.c (struct alias_set_entry): Use alias_set_type.
6120 (get_alias_set_entry, alias_set_subset_of): Likewise.
6121 (alias_sets_conflict_p): Likewise.
6122 (alias_sets_must_conflict_p): Likewise.
6123 (objects_must_conflict_p): Likewise.
6124 (get_alias_set, new_alias_set): Likewise.
6125 (record_alias_subset, record_component_aliases): Likewise.
6126 (varargs_set, frame_set): Change to alias_set_type.
6127 (get_varargs_alias_set): Use alias_set_type.
6128 (get_frame_alias_set): Likewise.
6129 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6130 * dse.c (struct store_info): Use alias_set_type.
6131 (struct read_info, struct clear_alias_mode_holder): Likewise.
6132 (clear_alias_set_lookup, canon_address): Likewise.
6133 (record_store, check_mem_read_rtx): Likewise.
6134 (dse_record_singleton_alias_set): Likewise.
6135 (dse_invalidate_singleton_alias_set): Likewise.
6136 * emit-rtl.c (get_mem_attrs): Likewise.
6137 (set_mem_attributes_minus_bitpos): Likewise.
6138 (set_mem_alias_set): Likewise.
6139 * expr.c (store_constructor_field, store_field): Likewise.
6140 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6141 * langhooks.c (lhd_get_alias_set): Likewise.
6142 * langhooks-def.h (lhd_get_alias_set): Likewise.
6143 * reload1.c (alter_reg): Likewise.
6144 * tree-flow.h (struct fieldoff): Likewise.
6145 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6146 (may_alias_p, get_smt_for, create_sft): Likewise.
6147 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6148 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6149 (merge_smts_into): Likewise.
6150 * varasm.c (const_alias_set): Likewise.
6151 * c-common.c (strict_aliasing_warning): Likewise.
6152 (c_common_get_alias_set): Likewise.
6153 * dse.h (dse_record_singleton_alias_set): Update declaration.
6154 (dse_invalidate_singleton_alias_set): Likewise.
6155 * emit-rtl.h (set_mem_alias_set): Likewise.
6156 * c-common.h (c_common_get_alias_set): Likewise.
6157 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6158 * print-tree.c (print_node): Likewise.
6159 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6161 (alpha_setup_incoming_varargs): Use alias_set_type.
6162 * config/i386/i386.c (setup_incoming_varargs_64): Use
6164 (setup_incoming_varargs_ms_64): Likewise.
6165 (ix86_GOT_alias_set): Likewise.
6166 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6167 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6168 (set): Change to alias_set_type.
6169 (get_TOC_alias_set): Use alias_set_type.
6170 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6172 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6173 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6175 (struct_value_alias_set): Likewise.
6176 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6178 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6180 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6181 * config/vxworks.h (TARGET_VXWORKS): Override.
6182 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6183 "mips" if TARGET_VXWORKS.
6185 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6187 * calls.c (avoid_likely_spilled_reg): New function.
6188 (expand_call): Use it.
6190 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6192 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6194 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6196 * config/mips/predicates.md (const_call_insn_operand): Invoke
6197 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6199 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6202 * config/rs6000/driver-rs6000.c: Include link.h.
6203 Use ElfW instead of wordsize-specif typedef.
6205 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6207 * system.h (CONST_CAST): New.
6208 * c-decl.c (c_make_fname_decl): Use it.
6209 * c-lex.c (cb_ident, lex_string): Likewise.
6210 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6211 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6212 give_switch, set_multilib_dir): Likewise.
6213 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6214 * passes.c (execute_one_pass): Likewise.
6215 * prefix.c (update_path): Likewise.
6216 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6217 * tree.c (build_string): Likewise.
6219 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6221 * tree-flow-inline.h (is_exec_stmt): Remove.
6222 (is_label_stmt): Remove.
6223 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6226 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6228 * lower-subreg.c (resolve_shift_zext): Don't adjust
6229 src_reg_num for wordmode operands.
6231 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6232 David Ung <davidu@mips.com>
6234 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6235 (TARGET_SCHED_REORDER2): Define.
6236 (mips_maybe_swap_ready): New.
6237 (mips_last_74k_agen_insn): New.
6238 (mips_74k_agen_init): New.
6239 (mips_74k_agen_reorder): New function to group loads and stores
6241 (mips_sched_init): New.
6242 (mips_sched_reorder): Don't do initialization here. Call
6243 mips_74k_agen_reorder.
6244 (mips_variable_issue): Call mips_74k_agen_init.
6246 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6248 * tree-flow-inline.h (get_filename): Remove.
6250 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6252 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6254 (mips_fetch_insns): Delete in favor of...
6255 (mips_load_store_insns): ...this new function.
6256 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6257 to say whether multiword moves _might_ be split.
6258 (mips_fetch_insns): Delete in favor of...
6259 (mips_load_store_insns): ...this new function.
6260 (mips_rtx_costs): Update the call to mips_address_insns.
6261 (mips_address_cost): Likewise.
6262 * config/mips/mips.md (length): Use mips_load_store_insns instead
6263 of mips_fetch_insns.
6264 * config/mips/constraints.md (R): Use mips_address_insns rather
6265 than mips_fetch_insns. Assume that the move never needs to be split.
6267 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6269 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6270 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6271 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6272 * config/mips/mips.h (mips16_hard_float): Delete.
6273 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6274 definitions, and replace with....
6275 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6276 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6277 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6278 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6279 (override_options): Replace MASK_SOFT_FLOAT references with
6280 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6281 and mips16_hard_float when TARGET_MIPS16.
6283 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6286 * c-typeck.c (build_binary_op): Check for non pointer types before
6287 calling int_fits_type_p.
6289 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6292 * fold-const.c (omit_one_operand): Return only the ommitted expression
6293 if the result is an empty statement.
6294 (pedantic_omit_one_operand): Likewise.
6296 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6298 * c-typeck.c (readonly_error): Improve error for assignment.
6300 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6302 (pp_c_expression): Ditto.
6304 2007-08-09 Simon Baldwin <simonb@google.com>
6306 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6307 break that was preventing simplify_associative_operation() for xor.
6309 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6310 Nigel Stephens <nigel@mips.com>
6312 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6313 Document change in interpretation of value from boolean to
6315 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6316 ffs and ctz using clz.
6317 (expand_unop): Call them.
6318 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6320 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6321 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6322 enable the new ffs expansion on this target.
6324 2007-08-09 Jan Hubicka <jh@suse.cz>
6326 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6327 (expand_ternary_op): Likewise.
6328 (expand_vec_shift_expr): Likewise.
6329 (expand_binop_directly): Likewise.
6330 (expand_binop): Likewise.
6331 (sign_expand_binop): Likewise.
6332 (expand_twoval_unop): Likewise.
6333 (expand_twoval_binop): Likewise.
6334 (expand_twoval_binop_libfunc): Likewise.
6335 (widen_clz): Likewise.
6336 (widen_bswap): Likewise.
6337 (expand_parity): Likewise.
6338 (expand_unop): Likewise.
6339 (expand_abs_nojump): Likewise.
6340 (expand_copysign): Likewise.
6341 (emit_no_conflict_block): Likewise.
6342 (emit_libcall_block): Likewise.
6343 (can_compare_p): Likewise.
6344 (prepare_cmp_insn): Likewise.
6345 (emit_cmp_and_jump_insn_1): Likewise.
6346 (prepare_float_lib_cmp): Likewise.
6347 (emit_conditional_add): Likewise.
6348 (gen_add2_insn): Likewise.
6349 (have_add2_insn): Likewise.
6350 (gen_sub2_insn): Likewise.
6351 (have_sub2_insn): Likewise.
6352 (can_extend_p): Likewise.
6353 (can_fix_p): Likewise.
6354 (can_float_p): Likewise.
6355 (expand_float): Likewise.
6356 (expand_fix): Likewise.
6357 (expand_sfix_optab): Likewise.
6358 (new_optab): Likewise.
6359 (new_convert_optab): Likewise.
6360 (init_libfuncs): Likewise.
6361 (init_interclass_conv_libfuncs): Likewise.
6362 (init_intraclass_conv_libfuncs): Likewise.
6363 (set_conv_libfunc): Likewise.
6364 (init_optabs): Likewise.
6365 (debug_optab_libfuncs): Likewise.
6366 (gen_cond_trap): Likewise.
6367 * optabs.h (optab_handler, convert_optab_hanlder): New.
6368 * genopinit.c: Update optabs generation table.
6369 * reload.c (find_reloads_address_1): Use optabs accestors.
6370 * builtins.c (expand_builtin_mathfn): Likewise.
6371 (expand_builtin_mathfn_2): Likewise.
6372 (expand_builtin_mathfn_3): Likewise.
6373 (expand_builtin_interclass_mathfn): Likewise.
6374 (expand_builtin_sincos): Likewise.
6375 (expand_builtin_cexpi): Likewise.
6376 (expand_builtin_powi): Likewise.
6377 (expand_builtin_strlen): Likewise.
6378 * dojump.c (do_jump): Likewise.
6379 * expr.c (convert_move): Likewise.
6380 (move_by_pieces): Likewise.
6381 (move_by_pieces_ninsns): Likewise.
6382 (can_store_by_pieces): Likewise.
6383 (store_by_pieces_1): Likewise.
6384 (emit_move_via_integer): Likewise.
6385 (emit_move_complex): Likewise.
6386 (emit_move_ccmode): Likewise.
6387 (emit_move_insn_1): Likewise.
6388 (emit_single_push_insn): Likewise.
6389 (store_constructor): Likewise.
6390 (expand_expr_real_1): Likewise.
6391 (do_store_flag): Likewise.
6392 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6393 (enumerate_modes): Likewise.
6394 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6395 (supportable_widening_operation): Likewise.
6396 (supportable_narrowing_operation): Likewise.
6397 * expmed.c (store_bit_field_1): Likewise.
6398 (extract_bit_field_1): Likewise.
6399 (expand_mult_highpart_optab): Likewise.
6400 (expand_smod_pow2): Likewise.
6401 (expand_divmod): Likewise.
6402 (emit_store_flag): Likewise.
6403 * tree-vect-patterns.c
6404 (vect_pattern_recog_1): Likewise.
6405 * tree-ssa-loop-prefetch.c
6406 (nontemporal_store_p): Likewise.
6407 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6408 (vect_create_epilog_for_reduction): Likewise.
6409 (vectorizable_reduction): Likewise.
6410 (vectorizable_operation): Likewise.
6411 (vect_strided_store_supported): Likewise.
6412 (vectorizable_store): Likewise.
6413 (vect_strided_load_supported): Likewise.
6414 (vectorizable_load): Likewise.
6415 * combine.c (simplify_comparison): Likewise.
6416 * tree-vect-generic.c
6417 (type_for_widest_vector_mode): Likewise.
6418 (expand_vector_operations_1): Likewise.
6419 * config/spu/spu.c (spu_expand_mov): Likewise.
6420 (spu_emit_vector_compare): Likewise.
6421 * config/rs6000/rs6000.c
6422 (rs6000_emit_vector_compare): Likewise.
6423 * stmt.c (add_case_node): Likewise.
6424 * reload1.c (gen_reload):
6426 2007-08-09 Michael Matz <matz@suse.de>
6428 * tree.h (fixed_zerop): Declare as taking a const_tree.
6429 * tree.c (fixed_zerop): Take a const_tree.
6431 2007-08-09 Ira Rosen <irar@il.ibm.com>
6433 * tree-vect-transform.c (vectorizable_store): Remove call to
6434 copy_virtual_operands() and call mark_symbols_for_renaming() for
6435 the created vector store.
6436 (vect_setup_realignment): Don't call copy_virtual_operands() and
6437 update_vuses_to_preheader().
6438 (vectorizable_load): Don't call copy_virtual_operands().
6439 (update_vuses_to_preheader): Remove.
6441 2007-08-08 Chao-ying Fu <fu@mips.com>
6443 * tree.def (FIXED_POINT_TYPE): New type.
6444 (FIXED_CST): New constant.
6445 (FIXED_CONVERT_EXPR): New expr.
6446 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6447 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6448 * tree.h (struct tree_base): Add saturating_flag.
6449 Remove one bit of spare for saturating_flag.
6450 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6451 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6452 FIXED_POINT_TYPE_P): Define.
6453 (TYPE_SATURATING): Define.
6454 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6455 (struct tree_fixed_cst): New.
6456 (TYPE_IBIT, TYPE_FBIT): Define.
6457 (tree_node): Add fixed_cst.
6458 (enum tree_index): Add new enumeration values of
6459 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6460 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6461 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6462 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6463 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6464 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6465 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6466 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6467 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6468 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6469 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6470 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6471 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6472 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6473 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6474 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6475 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6476 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6477 (sat_short_fract_type_node, sat_fract_type_node,
6478 sat_long_fract_type_node, sat_long_long_fract_type_node,
6479 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6480 sat_unsigned_long_fract_type_node,
6481 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6482 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6483 unsigned_short_fract_type_node, unsigned_fract_type_node,
6484 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6485 sat_short_accum_type_node, sat_accum_type_node,
6486 sat_long_accum_type_node, sat_long_long_accum_type_node,
6487 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6488 sat_unsigned_long_accum_type_node,
6489 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6490 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6491 unsigned_short_accum_type_node, unsigned_accum_type_node,
6492 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6493 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6494 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6495 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6496 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6497 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6498 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6499 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6500 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6501 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6502 sat_uda_type_node, sat_uta_type_node): New macro.
6503 (make_fract_type, make_accum_type): Declare.
6504 (make_signed_fract_type, make_unsigned_fract_type,
6505 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6506 make_signed_accum_type, make_unsigned_accum_type,
6507 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6508 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6509 make_or_reuse_sat_signed_fract_type,
6510 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6511 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6512 make_or_reuse_sat_unsigned_accum_type): New macro.
6513 (fixed_zerop): Declare.
6514 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6515 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6516 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6517 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6518 * treestruct.def: Add TS_FIXED_CST.
6519 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6521 (tree-dump.o): Likewise.
6522 (print-tree.o): Likewise.
6523 (tree-pretty-print.o): Likewise.
6524 (fold-const.o): Likewise.
6525 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6526 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6527 (is_gimple_min_invariant): Handle FIXED_CST.
6528 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6529 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6530 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6531 (layout_type): Handle FIXED_POINT_TYPE.
6532 (make_fract_type, make_accum_type): New functions.
6533 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6534 * tree-dump.c (fixed-value.h): New include.
6535 (dump_fixed): New function.
6536 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6537 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6538 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6539 * tree-pretty-print.c (fixed-value.h): New include.
6540 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6542 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6543 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6544 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6545 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6546 for non-saturating fixed-point types.
6547 (reassociate_bb): Likewise.
6548 * emit-rtl.c (fixed-value.h): New include.
6549 (fconst0, fconst1): New array.
6550 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6551 * tree-vect-generic.c expand_vector_operation): Support
6552 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6554 (type_for_widest_vector_mode): Add one parameter for the
6556 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6558 Pass the satp parameter to type_for_mode for fixed-point types.
6559 (expand_vector_operations_1): Pass the saturating flag to
6560 type_for_widest_vector_mode.
6561 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6562 and MODE_VECTOR_UACCUM.
6563 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6564 (vectorizable_condition): Likewise.
6565 * tree.c (fixed-value.h): New include.
6566 (tree_code_size): Support FIXED_CST.
6567 (build_fixed): New function.
6568 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6569 (fixed_zerop): New function.
6570 (tree_node_structure): Support FIXED_CST.
6571 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6572 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6573 (type_hash_eq): Handle FIXED_POINT_TYPE.
6574 (simple_cst_equal): Support FIXED_CST.
6575 (iterative_hash_expr): Handle FIXED_CST.
6576 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6577 (get_narrower): Likewise.
6578 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6579 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6580 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6581 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6583 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6584 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6585 (initializer_zerop): Support FIXED_CST.
6586 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6587 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6588 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6589 (is_base_type): Handle FIXED_POINT_TYPE.
6590 (add_type_attribute): Handle FIXED_POINT_TYPE.
6591 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6592 * print-tree.c (fixed-value.h): New include.
6593 (print_node_brief): Support FIXED_CST.
6594 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6595 * c-pretty-print.c (fixed-value.h): New include.
6596 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6597 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6598 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6599 Support fixed-point types for inner items in VECTOR_TYPE.
6600 (pp_c_direct_declarator): Likewise.
6601 (pp_c_declarator): Likewise.
6602 (pp_c_fixed_constant): New function.
6603 (pp_c_constant): Handle FIXED_CST.
6604 (pp_c_primary_expression): Likewise.
6605 (pp_c_expression): Likewise.
6606 * fold-const.c (fixed-value.h): New include.
6607 (negate_expr_p): Return true for FIXED_CST.
6608 (fold_negate_expr): Support FIXED_CST.
6609 (split_tree): Support FIXED_CST.
6610 (const_binop): Support FIXED_CST.
6611 (fold_convert_const_int_from_fixed): New function to convert from
6613 (fold_convert_const_real_from_fixed): New function to convert from
6615 (fold_convert_const_fixed_from_fixed): New function to convert from
6616 fixed to another fixed.
6617 (fold_convert_const_fixed_from_int): New function to convert from
6619 (fold_convert_const_fixed_from_real): New function to convert from
6621 (fold_convert_const): Support conversions from fixed to int, from
6622 fixed to real, from fixed to fixed, from int to fixed, and from real
6624 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6625 (operand_equal_p): Support FIXED_CST.
6626 (make_range): For fixed-point modes, we need to pass the
6627 saturating flag as the 2nd parameter.
6628 (tree_swap_operands_p): Handle FIXED_CST.
6629 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6631 (fold_unary): Support FIXED_CONVERT_EXPR.
6632 (fold_binary): Handle FIXED_CST.
6633 Make sure the type is not saturating, before associating operations.
6634 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6635 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6636 (fold_negate_const): Support FIXED_CST.
6637 (fold_relational_const): Support FIXED_CST.
6638 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6639 (gimplify_expr): Handle FIXED_CST.
6640 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6641 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6642 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6643 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6644 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6645 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6646 LONG_LONG_ACCUM_TYPE_SIZE.
6647 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6648 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6649 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6650 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6651 MODE_ACCUM, and MODE_UACCUM.
6652 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6653 fixed-point types to disable reduction.
6654 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6656 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6658 * config/rs6000/x-rs6000: New file.
6659 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6660 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6661 (EXTRA_SPEC_FUNCTIONS): Define.
6662 (HAVE_LOCAL_CPU_DETECT): Define.
6663 (CC1_CPU_SPEC): Define.
6664 * config/rs6000/driver-rs6000.c: New file.
6665 * config/rs6000/aix.h (CC1_SPEC): Define.
6666 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6667 * config.host: Add x-rs6000 to host_xmake_file if host and target
6668 are rs6000 or powerpc.
6670 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6672 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6674 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6675 Sandra Loosemore <sandra@codesourcery.com>
6676 Chao-ying Fu <fu@mips.com>
6677 Nigel Stephens <nigel@mips.com>
6678 David Ung <davidu@mips.com>
6680 * doc/invoke.texi (-mcode-readable): Document.
6681 * config/mips/mips.opt (mcode-readable): New option.
6682 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6683 * config/mips/mips.h (mips_code_readable_setting): New enum.
6684 (mips_code_readable): Declare.
6685 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6686 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6687 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
6688 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
6689 boiler-plate comments.
6690 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6691 * config/mips/mips.c (mips_code_readable): New variable.
6692 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
6693 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
6694 context and -mcode-readable setting to restrict the use of
6695 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
6696 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
6697 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
6698 (mips_blocks_for_constant_p): Only return false for
6699 TARGET_MIPS16_PCREL_LOADS.
6700 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
6701 for MIPS16. Handle SYMBOL_32_HIGH.
6702 (mips_const_insns): Allow HIGHs for MIPS16 too.
6703 (mips_unspec_address_offset): New function, split out from...
6704 (mips_unspec_address): ...here.
6705 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
6706 16-bit symbolic constants. Assert approropiate conditions for
6707 using the "la" and "dla" macros.
6708 (mips_handle_option): Handle -mcode-readable=.
6709 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
6710 Set up mips_lo_relocs[SYMBOL_32_HIGH].
6711 (mips_strip_unspec_address): New function, split out from...
6712 (print_operand_reloc): ...here.
6713 (print_operand): Pass constants through mips_strip_unspec_address.
6714 (print_operand_address): Likewise.
6715 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
6716 (mips_select_rtx_section): Remove MIPS16 handling.
6717 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
6718 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
6719 (mips16_lay_out_constants): Do nothing unless
6720 TARGET_MIPS16_PCREL_LOADS.
6721 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
6722 * config/mips/mips.md: Split HIGHs for MIPS16.
6723 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6725 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6727 * config/mips/mips-protos.h (mips_emit_move): Declare.
6728 * config/mips/mips.c (mips_emit_move): New function.
6729 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
6730 (mips_legitimize_const_move): Likewise.
6731 (mips_legitimize_move): Likewise.
6732 (mips_split_64bit_move): Likewise.
6733 (mips_restore_gp): Likewise.
6734 (mips_load_call_address): Likewise.
6735 (mips_emit_fcc_reload): Likewise.
6736 (mips_set_return_address): Likewise.
6737 (mips_block_move_straight): Likewise.
6738 (mips_block_move_loop): Likewise.
6739 (mips_setup_incoming_varargs): Likewise.
6740 (mips_save_reg): Likewise.
6741 (mips_expand_prologue): Likewise.
6742 (mips_restore_reg): Likewise.
6743 (mips_expand_epilogue): Likewise.
6744 (mips_output_mi_thunk): Likewise.
6745 (build_mips16_call_stub): Likewise.
6746 (mips_builtin_branch_and_move): Likewise.
6747 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
6748 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6749 (fixuns_truncdfdi2): Likewise.
6750 (fixuns_truncsfsi2): Likewise.
6751 (fixuns_truncsfdi2): Likewise.
6752 (loadgp_absolute): Likewise.
6753 (builtin_setjmp_setup): Likewise.
6754 (builtin_longjmp): Likewise.
6755 (untyped_call): Likewise.
6757 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6759 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
6760 an "rtx *" argument. Return a bool.
6761 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
6762 values and return true if they can be split. Take the same kind of
6763 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
6764 and store the lo_sum there if nonnull. Use the symbol type to
6765 determine whether a $gp or HIGH is needed.
6766 (mips_legitimize_address): Update call to mips_split_symbol and
6767 simplify accordingly.
6768 (mips_legitimize_const_move): Likewise.
6769 * config/mips/mips.md: In the combine define_split,
6770 check mips_split_symbol instead of splittable_symbolic_operand.
6771 Update use of mips_split_symbol in the generator code.
6772 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
6774 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6776 * config/mips/mips.c (mips_symbolic_address_p): Delete.
6777 (mips_symbol_insns_1): New function, split out from...
6778 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
6779 and stores separately from load addresses.
6780 (mips_classify_address): Replace uses of mips_symbolic_address_p
6781 with uses of mips_symbol_insns.
6782 (mips_address_insns): Update calls to mips_symbol_insns.
6783 (mips_const_insns): Likewise.
6784 (mips_legitimize_address): Likewise.
6786 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6788 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
6789 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
6790 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
6791 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
6792 non-call contexts if TARGET_MIPS16.
6793 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
6794 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
6795 code for SYMBOL_ABSOLUTE.
6796 (mips_symbol_insns): Likewise.
6798 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6800 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
6801 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
6802 (mips_symbolic_constant_p): Likewise. Update the call to
6803 mips_classify_symbol.
6804 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
6805 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
6806 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
6807 (print_operand_reloc): Add a context argument. Update the call to
6808 mips_symbolic_constant_p.
6809 (print_operand): Update the calls to print_operand_reloc.
6810 (print_operand_address): Use print_operand_reloc rather than
6812 (mips_rewrite_small_data_p): Add a context argument. Update the call
6813 to mips_symbolic_constant_p.
6814 (mips_small_data_pattern_1): Make DATA the containing mem.
6815 Update the call to mips_rewrite_small_data_p.
6816 (mips_rewrite_small_data_1): Likewise.
6817 (mips_use_anchors_for_symbol_p): Update the call to
6818 mips_symbolic_constant_p.
6819 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6820 (splittable_symbolic_operand): Likewise.
6821 (move_operand): Likewise.
6822 (absolute_symbolic_operand): Likewise.
6823 (got_disp_operand): Likewise.
6824 (got_page_ofst_operand): Likewise.
6826 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6828 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
6829 (SYMBOL_ABSOLUTE): ...this.
6830 (SYMBOL_SMALL_DATA): Rename to...
6831 (SYMBOL_GP_RELATIVE): ...this.
6832 (SYMBOL_CONSTANT_POOL): Rename to...
6833 (SYMBOL_PC_RELATIVE): ...this.
6834 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
6835 (mips_symbolic_address_p, mips_symbol_insns, override_options)
6836 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
6837 after above changes.
6838 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6839 (general_symbolic_operand): Rename to...
6840 (absolute_symbolic_operand): ...this.
6841 * config/mips/mips.md: Update after above changes.
6843 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
6844 Revital Eres <eres@il.ibm.com>
6846 * ddg.c (print_ddg): Add dump information.
6847 * modulo-sched.c (print_node_sched_params): Add parameter and
6849 (calculate_maxii): Remove function.
6850 (undo_generate_reg_moves): Likewise.
6851 (undo_permute_partial_schedule): Likewise.
6852 (kernel_number_of_cycles): Likewise.
6853 (MAXII_FACTOR): New definition to calculate the upper bound of II.
6854 (sms_schedule): Use it. Remove profitability checks.
6855 (sms_schedule_by_order): Fix order of nodes within the cycle.
6857 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6859 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
6860 -profile option, add pie support.
6861 (ENDFILE_SPEC): New spec.
6862 * config/gnu.h (LIB_SPEC): Add -profile option.
6864 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6866 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
6867 * config/gnu.h (LIB_SPEC): Likewise.
6869 2007-08-07 Yaz Saito <saito@google.com>
6870 Ian Lance Taylor <iant@google.com>
6872 * common.opt (finstrument-functions-exclude-function-list): New
6874 (finstrument-functions-exclude-file-list): New option.
6875 * opts.c (char_p): Define and DEF_VEC.
6876 (flag_instrument_functions_exclude_functions): New static
6878 (flag_instrument_functions_exclude_files): New static variable.
6879 (add_instrument_functions_exclude_list): New static function.
6880 (flag_instrument_functions_exclude_p): New function.
6881 (common_handle_option): Handle new options.
6882 * flags.h (flag_instrument_functions_exclude_p): Declare.
6883 * gimplify.c (gimplify_function_tree): Call
6884 flag_instrument_functions_exclude_p.
6885 * doc/invoke.texi (Option Summary): Mention new options.
6886 (Code Gen Options): Document new options.
6888 2007-08-07 Ian Lance Taylor <iant@google.com>
6890 PR rtl-optimization/32776
6891 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
6892 (resolve_use): Likewise.
6893 (decompose_multiword_subregs): Remove "changed" local variable.
6895 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
6897 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
6898 * configure: Regenerate.
6899 * config.in: Regenerate.
6900 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
6903 2007-08-07 Ian Lance Taylor <iant@google.com>
6905 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
6906 note, just delete the insn.
6908 2007-08-07 Andreas Schwab <schwab@suse.de>
6911 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
6914 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
6916 * lower-subreg.c (resolve_subreg_use): Remove assertion.
6917 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
6918 (decompose_multiword_subregs): Use the functions above to decompose
6919 multiword shifts and zero-extends.
6921 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
6923 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
6924 "assemble" descriptions which were swapped.
6926 2007-08-06 Chao-ying Fu <fu@mips.com>
6928 * fixed-value.h: New file.
6929 * fixed-value.c: New file.
6930 * Makefile.in (OBJS-common): Add fixed-value.o.
6931 (fixed-value.o): New rule.
6932 (GTFILES): Add fixed-value.h.
6933 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
6934 to compare a.low and b.low.
6935 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
6937 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6938 Daniel Jacobowitz <dan@codesourcery.com>
6941 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
6943 (x86_64-*-netbsd*): Likewise.
6944 (x86_64-*-linux*): Likewise.
6945 (x86_64-*-kfreebsd*-gnu): Likewise.
6946 (x86_64-*-knetbsd*-gnu): Likewise.
6947 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
6949 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
6951 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
6952 Add -fno-asynchronous-unwind-tables.
6954 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
6955 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
6956 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
6957 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
6958 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
6960 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6962 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
6963 (TARGET_C_MODE_FOR_SUFFIX): New.
6965 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6967 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
6969 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6971 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
6973 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6975 * config/i386/i386.md: Check TARGET_ macros and optimize_size
6976 before checking function returns in conditional expressions.
6978 2007-08-06 Alfred Minarik <a.minarik@aon.at>
6981 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
6983 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6986 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
6987 for INTEGRAL_TYPE_P.
6989 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
6991 * configure.ac: Remove --enable-checking=df from default settings.
6992 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
6993 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
6994 if the parameter is true.
6995 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
6996 DF_VERIFY_SCHEDULED flag is true.
6997 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
6998 (df_finish_pass): Adjust prototype.
6999 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7002 * see.c (pass_see): Add TODO_df_verify.
7003 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7004 * global.c (rest_of_handle_global_alloc): Schedule verification
7006 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7008 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7009 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7010 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7012 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7013 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7014 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7016 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7017 Revital Eres <eres@il.ibm.com>
7019 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7021 * ddg.c (create_ddg_dependence): Rename to...
7022 (create_ddg_dep_from_intra_loop_link): This. Do not check
7023 for interloop edges. Do not create anti dependence edge when
7024 a true dependence edge exists in the opposite direction and
7025 -fmodulo-sched-allow-regmoves is set.
7026 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7027 (add_cross_iteration_register_deps): Create anti dependence edge
7028 when -fno-modulo-sched-allow-regmoves is set.
7029 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7031 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7033 * config/arm/arm.md (movsi): Add braces.
7035 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7038 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7039 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7042 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7044 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7045 state accessor functions.
7046 * cfgloopmanip.c (remove_path, create_preheaders,
7047 force_single_succ_latches, fix_loop_structure): Ditto.
7048 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7049 tree_duplicate_loop_to_header_edge): Ditto.
7050 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7051 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7053 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7054 cleanup_tree_cfg): Ditto.
7055 * tree-cfg.c (tree_merge_blocks): Ditto.
7056 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7057 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7058 loop_preheader_edge, single_exit): Ditto.
7059 (flow_loops_find): Do not clear loops->state.
7060 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7061 loops_state_clear): New functions.
7063 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7066 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7067 when adding to the base and convert ELT to sizetype instead of type.
7069 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7072 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7073 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7075 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7078 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7079 correct type the negate expression.
7081 2007-08-03 Jan Hubicka <jh@suse.cz>
7083 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7086 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7088 * config/rs6000/rs6000.c (struct processor_cost): Change
7089 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7090 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7092 (rios1_costs, rios2_cost): Correct cache line size.
7093 (rs6000_override_options): Set l2-cache-size parameter.
7095 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7096 Diego Novillo <dnovillo@google.com>
7099 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7100 if the range includes 0.
7102 2007-08-03 Ben Elliston <bje@au.ibm.com>
7104 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7105 mode to unspec expressions to silence a warning from the generator
7108 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7110 * config/ia64/constraints.md ("U"): Make constraint vector only.
7112 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7115 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7116 always_inline attribute on the function decl.
7118 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7121 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7122 if we are compiling with -fPIC.
7124 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7125 Nigel Stephens <nigel@mips.com>
7127 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7128 Define for MIPS32 and MIPS64.
7130 2007-08-02 Nick Clifton <nickc@redhat.com>
7132 * config/host-hpux.c: Change copyright header to refer to version
7133 3 of the GNU General Public License and to point readers at the
7134 COPYING3 file and the FSF's license web page.
7135 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7136 config/alpha/linux.h, config/alpha/alpha.opt,
7137 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7138 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7139 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7140 config/alpha/alpha.h, config/alpha/sync.md,
7141 config/alpha/openbsd.h, config/alpha/alpha.md,
7142 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7143 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7144 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7145 config/alpha/constraints.md, config/alpha/osf.h,
7146 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7147 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7148 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7149 config/frv/frv-asm.h, config/frv/frv-protos.h,
7150 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7151 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7152 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7153 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7154 config/s390/s390.opt, config/s390/s390-modes.def,
7155 config/s390/fixdfdi.h, config/s390/constraints.md,
7156 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7157 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7158 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7159 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7160 config/m32c/prologue.md, config/m32c/m32c.abi,
7161 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7162 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7163 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7164 config/m32c/jump.md, config/m32c/shift.md,
7165 config/m32c/m32c-protos.h, config/libgloss.h,
7166 config/spu/spu-protos.h, config/spu/predicates.md,
7167 config/spu/spu-builtins.h, config/spu/spu.c,
7168 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7169 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7170 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7171 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7172 config/sparc/hypersparc.md, config/sparc/predicates.md,
7173 config/sparc/linux.h, config/sparc/sp64-elf.h,
7174 config/sparc/supersparc.md, config/sparc/cypress.md,
7175 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7176 config/sparc/niagara.md, config/sparc/sparc.md,
7177 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7178 config/sparc/sparc.opt, config/sparc/sync.md,
7179 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7180 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7181 config/sparc/sparc.c, config/sparc/little-endian.opt,
7182 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7183 config/sparc/linux64.h, config/sparc/freebsd.h,
7184 config/sparc/sol2.h, config/sparc/rtemself.h,
7185 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7186 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7187 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7188 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7189 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7190 config/m32r/linux.h, config/m32r/constraints.md,
7191 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7192 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7193 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7194 config/i386/i386.md, config/i386/netware-crt0.c,
7195 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7196 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7197 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7198 config/i386/sol2.h, config/i386/constraints.md,
7199 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7200 config/i386/predicates.md, config/i386/geode.md,
7201 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7202 config/i386/freebsd64.h, config/i386/vxworksae.h,
7203 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7204 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7205 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7206 config/i386/netware.h, config/i386/i386-modes.def,
7207 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7208 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7209 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7210 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7211 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7212 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7213 config/i386/xm-mingw32.h, config/i386/linux64.h,
7214 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7215 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7216 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7217 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7218 config/i386/cygwin2.c, config/i386/i386-protos.h,
7219 config/i386/sync.md, config/i386/openbsd.h,
7220 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7221 config/i386/nto.h, config/i386/biarch64.h,
7222 config/i386/i386-coff.h, config/i386/freebsd.h,
7223 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7224 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7225 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7226 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7227 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7228 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7229 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7230 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7231 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7232 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7233 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7234 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7235 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7236 config/sh/superh64.h, config/sh/rtemself.h,
7237 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7238 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7239 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7240 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7241 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7242 config/avr/predicates.md, config/avr/constraints.md,
7243 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7244 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7245 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7246 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7247 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7248 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7249 config/c4x/predicates.md, config/c4x/c4x.h,
7250 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7251 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7252 config/xtensa/linux.h, config/xtensa/xtensa.h,
7253 config/xtensa/elf.h, config/xtensa/xtensa.md,
7254 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7255 config/xtensa/xtensa-protos.h, config/dbx.h,
7256 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7257 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7258 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7259 config/host-solaris.c, config/fr30/fr30.h,
7260 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7261 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7262 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7263 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7264 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7265 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7266 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7267 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7268 config/cris/predicates.md, config/cris/linux.h,
7269 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7270 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7271 config/cris/aout.opt, config/cris/cris-protos.h,
7272 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7273 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7274 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7275 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7276 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7277 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7278 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7279 config/chorus.h, config/mn10300/mn10300.c,
7280 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7281 config/mn10300/mn10300.h, config/mn10300/linux.h,
7282 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7283 config/mn10300/mn10300.md, config/ia64/predicates.md,
7284 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7285 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7286 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7287 config/ia64/freebsd.h, config/ia64/ia64.md,
7288 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7289 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7290 config/gofast.h, config/rtems.h, config/sol2-10.h,
7291 config/m68k/predicates.md, config/m68k/m68k.md,
7292 config/m68k/linux.h, config/m68k/m68k-modes.def,
7293 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7294 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7295 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7296 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7297 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7298 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7299 config/m68k/constraints.md, config/m68k/rtemself.h,
7300 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7301 config/m68k/uclinux.h, config/rs6000/power4.md,
7302 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7303 config/rs6000/linux.h, config/rs6000/eabi.h,
7304 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7305 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7306 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7307 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7308 config/rs6000/windiss.h, config/rs6000/603.md,
7309 config/rs6000/aix41.h, config/rs6000/cell.md,
7310 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7311 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7312 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7313 config/rs6000/default64.h, config/rs6000/7xx.md,
7314 config/rs6000/darwin.opt, config/rs6000/spe.md,
7315 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7316 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7317 config/rs6000/7450.md, config/rs6000/linux64.h,
7318 config/rs6000/constraints.md, config/rs6000/440.md,
7319 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7320 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7321 config/rs6000/rs6000.h, config/rs6000/power6.md,
7322 config/rs6000/predicates.md, config/rs6000/altivec.md,
7323 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7324 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7325 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7326 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7327 config/rs6000/linux64.opt, config/rs6000/sync.md,
7328 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7329 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7330 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7331 config/rs6000/eabispe.h, config/rs6000/e500.h,
7332 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7333 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7334 config/rs6000/aix.h, config/rs6000/vxworks.h,
7335 config/rs6000/40x.md, config/rs6000/aix51.h,
7336 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7337 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7338 config/arc/arc.h, config/mcore/mcore-elf.h,
7339 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7340 config/mcore/mcore.md, config/mcore/mcore.c,
7341 config/mcore/mcore.opt, config/mcore/mcore.h,
7342 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7343 config/score/predicates.md, config/score/score-version.h,
7344 config/score/score-protos.h, config/score/misc.md,
7345 config/score/elf.h, config/score/score.c, config/score/mac.md,
7346 config/score/score7.md, config/score/score.h,
7347 config/score/score-conv.h, config/score/score-mdaux.c,
7348 config/score/score.md, config/score/score.opt,
7349 config/score/score-modes.def, config/score/score-mdaux.h,
7350 config/score/mul-div.S, config/arm/uclinux-elf.h,
7351 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7352 config/arm/symbian.h, config/arm/linux-elf.h,
7353 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7354 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7355 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7356 config/arm/strongarm-pe.h, config/arm/arm.h,
7357 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7358 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7359 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7360 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7361 config/arm/arm-cores.def, config/arm/arm-protos.h,
7362 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7363 config/arm/wince-pe.h, config/arm/neon.md,
7364 config/arm/constraints.md, config/arm/neon.ml,
7365 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7366 config/arm/arm.opt, config/arm/arm926ejs.md,
7367 config/arm/predicates.md, config/arm/iwmmxt.md,
7368 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7369 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7370 config/arm/neon-testgen.ml, config/arm/arm.md,
7371 config/arm/xscale-coff.h, config/arm/pe.c,
7372 config/arm/arm-generic.md, config/arm/pe.h,
7373 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7374 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7375 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7376 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7377 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7378 config/pa/predicates.md, config/pa/pa64-hpux.h,
7379 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7380 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7381 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7382 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7383 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7384 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7385 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7386 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7387 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7388 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7389 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7390 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7391 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7392 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7393 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7394 config/mips/linux64.h, config/mips/elforion.h,
7395 config/mips/constraints.md, config/mips/generic.md,
7396 config/mips/predicates.md, config/mips/4300.md,
7397 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7398 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7399 config/mips/5k.md, config/mips/vr4120-div.S,
7400 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7401 config/mips/mips-protos.h, config/mips/6000.md,
7402 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7403 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7404 config/mips/mips-modes.def, config/mips/vr.h,
7405 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7406 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7407 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7408 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7409 config/vax/openbsd1.h, config/vax/netbsd.h,
7410 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7411 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7412 config/h8300/rtems.h, config/h8300/predicates.md,
7413 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7414 config/h8300/h8300.md, config/h8300/h8300.opt,
7415 config/h8300/coff.h, config/h8300/h8300-protos.h,
7416 config/v850/v850.md, config/v850/predicates.md,
7417 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7418 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7419 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7420 config/mmix/mmix.h, config/mmix/predicates.md,
7421 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7422 config/mmix/mmix.c, config/mmix/mmix.opt,
7423 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7424 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7425 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7426 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7429 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7431 * emit-rtl.c (reset_used_decls): Rename to...
7432 (set_used_decls): ...this. Set the used flag rather than clearing it.
7433 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7434 DECL_RTLs rather than resetting them.
7436 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7438 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7440 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7442 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7443 argument to find_reloads_address.
7445 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7447 PR tree-optimization/32919
7448 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7449 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7450 (coalesce_ssa_name): Call it.
7452 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7453 David Ung <davidu@mips.com>
7455 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7456 (__mips16_unorddf2, __mips16_floatunsidf): New.
7457 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7459 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7461 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7463 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7464 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7465 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7466 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7467 * omp-low.c (get_ws_args_for, determine_parallel_type,
7468 expand_omp_for_generic, expand_omp_for_static_nochunk,
7469 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7470 Work with more precise CFG.
7471 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7472 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7474 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7475 * gimple-low.c (lower_stmt): Ditto.
7476 * tree-inline.c (estimate_num_insns_1): Ditto.
7477 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7478 (OMP_SECTIONS_SWITCH): New.
7479 * tree-cfgcleanup.c (cleanup_omp_return): New.
7480 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7481 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7482 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7483 (tree_redirect_edge_and_branch): Handle omp constructs.
7485 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7486 with three arguments.
7488 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7490 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7493 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7495 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7496 the loop structures may need fixing.
7497 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7499 (cleanup_tree_cfg_loop): Removed.
7500 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7501 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7502 instead of running cleanup_tree_cfg_loop.
7503 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7504 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7505 (tree_predictive_commoning): Declaration changed.
7506 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7508 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7510 * doc/invoke.texi (l1-cache-size): Update documentation.
7511 (l2-cache-size): Document.
7512 * params.h (L2_CACHE_SIZE): New macro.
7513 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7514 that L1_CACHE_SIZE is in kB now.
7515 (L2_CACHE_SIZE_BYTES): New macro.
7516 (tree_ssa_prefetch_arrays): Show size in kB.
7517 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7518 and l2_cache_size fields.
7519 * config/i386/driver-i386.c (describe_cache): Detect cache size
7521 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7522 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7523 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7524 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7525 (override_options): Set l1-cache-size and l2-cache-size to default
7526 values if not specified otherwise.
7527 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7528 (PARAM_L2_CACHE_SIZE): New.
7530 2007-08-01 Nigel Stephens <nigel@mips.com>
7531 David Ung <davidu@mips.com>
7532 Thiemo Seufer <ths@mips.com>
7533 Chris Dearman <chris@mips.com>
7534 Richard Sandiford <richard@codesourcery.com>
7536 * config.gcc (mips*-sde-elf*): New stanza.
7537 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7538 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7539 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7540 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7541 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7542 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7544 * config/mips/sde.h: New file.
7545 * config/mips/t-libgcc-mips16: Likewise.
7546 * config/mips/t-sde: Likewise.
7547 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7548 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7549 _MIPS_FPSET and _MIPS_SZINT.
7550 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7551 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7552 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7553 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7554 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7555 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7556 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7557 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7558 _MIPS_SZPTR and _MIPS_FPSET.
7559 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7560 architecture is specified.
7561 (MIPS_32BIT_OPTION_SPEC): New macro.
7563 2007-07-31 Dan Hipschman <dsh@google.com>
7565 * gcc.c (end_going_arg): New function.
7566 (do_spec_2): Use it.
7567 (do_spec_1): Use it.
7569 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7571 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7572 only if ENABLE_CHECKING is defined.
7574 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7576 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7577 df_ru_add_problem, df_ru_get_bb_info): Removed.
7578 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7579 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7580 df_ru_free_bb_info, df_ru_alloc,
7581 df_ru_bb_local_compute_process_def,
7582 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7583 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7584 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7585 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7586 df_ru_add_problem): Removed.
7588 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7591 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7592 (casesi32p, casesi64p): Likewise.
7593 (casesi): Adjust for above.
7595 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7597 * mode-switching.c (create_pre_exit): Don't search past calls.
7599 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7601 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7603 2007-07-31 Revital Eres <eres@il.ibm.com>
7605 * ddg.c (add_deps_for_def): Rename to...
7606 (add_cross_iteration_register_deps): This. Change implementation
7607 to use only reaching def and def-use chains to construct the
7608 inter loop dependencies.
7609 (add_deps_for_use): Remove function.
7610 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7611 function to build the inter loop dependencies.
7612 * modulo-sched.c (sms_schedule): Build only
7613 reaching def and def-use chains for the propose of the ddg
7616 2007-07-31 Julian Brown <julian@codesourcery.com>
7618 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7619 New define_insns. Use correct RTL.
7620 (vec_set<mode>): Write as expander.
7622 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7624 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7625 to an unallocated space.
7627 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7630 (split_constant_offset): Enable split_constant_offset to extract
7631 constants from other statements.
7632 * tree-vect-transform.c
7633 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7634 to a temp var. Force base_offset to be simple.
7636 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7638 * df-scan.c (df_scan_verify): Remove artificial limit on
7639 the number of blocks for verification.
7640 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7641 df_simulate_defs): Avoid unnecessary insn checking for defs.
7643 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7645 * config/m68k/lb1sf68.asm (FUNC): New macro.
7647 (__udivsi3): Likewise.
7648 (__divsi3): Likewise.
7649 (__umodsi3): Likewise.
7650 (__modsi3): Likewise.
7651 (__subdf3): Likewise.
7652 (__adddf3): Likewise.
7653 (__muldf3): Likewise.
7654 (__divdf3): Likewise.
7655 (__negdf2): Likewise.
7656 (__cmpdf2): Likewise.
7657 (__subsf3): Likewise.
7658 (__addsf3): Likewise.
7659 (__mulsf3): Likewise.
7660 (__divsf3): Likewise.
7661 (__negsf2): Likewise.
7662 (__cmpsf2): Likewise.
7663 (__eqdf2): Likewise.
7664 (__nedf2): Likewise.
7665 (__gtdf2): Likewise.
7666 (__gedf2): Likewise.
7667 (__ltdf2): Likewise.
7668 (__ledf2): Likewise.
7669 (__eqsf2): Likewise.
7670 (__nesf2): Likewise.
7671 (__gtsf2): Likewise.
7672 (__gesf2): Likewise.
7673 (__ltsf2): Likewise.
7674 (__lesf2): Likewise.
7676 2007-07-30 Ollie Wild <aaw@google.com>
7678 * c-ppoutput.c (print_lines_directives_only): New function.
7679 (scan_translation_unit_directives_only): New function.
7680 (preprocess_file): Add call to scan_translation_unit_directives_only.
7681 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7682 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7683 -fdirectives-only. Add errors for -fdirectives-only conflict with
7684 -Wunused-macros and -traditional.
7685 (finish_options): Add builtin macro initialization for
7686 -fdirectives-only + -fpreprocessed.
7687 * c.opt (fdirectives-only): New.
7688 * doc/cppopts.texi (fdirectives-only): New.
7690 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7692 * alias.c (record_set, memory_modified_1): Constify.
7693 * bt-load.c (note_btr_set): Likewise.
7694 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
7695 * combine.c (set_nonzero_bits_and_sign_copies,
7696 expand_field_assignment, record_dead_and_set_regs_1,
7697 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
7698 likely_spilled_retval_1): Likewise.
7699 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
7700 frv_io_handle_set): Likewise.
7701 * config/mips/mips.c (mips_sim_record_set,
7702 vr4130_true_reg_dependence_p_1): Likewise.
7703 * config/mt/mt.c (insn_dependent_p_1): Likewise.
7704 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
7705 * config/sh/sh.c (flow_dependent_p_1): Likewise.
7706 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
7707 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
7708 * ddg.c (mark_mem_store): Likewise.
7709 * df-problems.c (df_urec_mark_reg_change): Likewise.
7710 * function.c (update_epilogue_consts): Likewise.
7711 * gcse.c (record_set_info, record_last_set_info,
7712 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
7713 reg_clear_last_set): Likewise.
7714 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
7716 * jump.c (reversed_comparison_code_parts): Likewise.
7717 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
7718 reg_is_set): Likewise.
7719 * loop-iv.c (mark_altered): Likewise.
7720 * mode-switching.c (reg_becomes_live): Likewise.
7721 * optabs.c (no_conflict_move_test): Likewise.
7722 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
7724 * postreload.c (reload_combine_note_store, move2add_note_store):
7726 * regmove.c (flags_set_1): Likewise.
7727 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
7729 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
7731 * resource.c (update_live_status): Likewise.
7732 * rtl.h (set_of, note_stores): Likewise.
7733 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
7734 note_stores, parms_set): Likewise.
7735 * sched-rgn.c (sets_likely_spilled_1): Likewise.
7736 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
7738 * var-tracking.c (count_stores, add_stores): Likewise.
7740 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7742 * alias.c (mems_in_disjoint_alias_sets_p,
7743 fixed_scalar_and_varying_struct_p, aliases_everything_p,
7744 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
7745 write_dependence_p, mems_in_disjoint_alias_sets_p,
7746 read_dependence, true_dependence, canon_true_dependence,
7747 anti_dependence, output_dependence): Constify.
7748 * combine.c (extended_count): Likewise.
7749 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
7750 * cselib.c (get_value_hash, references_value_p,
7751 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
7752 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
7753 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
7754 * function.c (contains, prologue_epilogue_contains,
7755 sibcall_epilogue_contains): Likewise.
7756 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
7757 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
7758 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
7759 reg_or_subregno): Likewise.
7760 * recog.c (asm_noperands): Likewise.
7761 * reload1.c (function_invariant_p): Likewise.
7762 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
7763 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
7764 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
7765 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
7766 true_regnum, reg_or_subregno, condjump_in_parallel_p,
7767 extended_count, prologue_epilogue_contains,
7768 sibcall_epilogue_contains, function_invariant_p, true_dependence,
7769 canon_true_dependence, read_dependence, anti_dependence,
7770 output_dependence): Likewise.
7771 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
7773 2007-07-30 Julian Brown <julian@codesourcery.com>
7775 * config/arm/neon.md (V_ext): New mode attribute.
7776 (neon_vget_lane<mode>): Replace with define_expand.
7777 (neon_vget_lane<mode>_sext_internal)
7778 (neon_vget_lane<mode>_zext_internal): New define_insns for double
7779 and quad precision vectors.
7780 (neon_vget_lanedi): Add bounds check. Remove dead comment.
7781 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
7782 have typeless 32-bit result.
7784 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7787 * tree-affine.h (aff_tree): The type of rest is sizetype for types
7789 * tree-affine.c (aff_combination_scale): If type is a pointer type,
7790 use sizetype for rest.
7791 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
7792 (aff_combination_convert): Don't convert rest for pointer types.
7794 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7796 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
7798 * tree-ssa-alias.c: Add alloc-pool.h.
7799 (init_alias_info): Free alias_bitmap_obstack.
7800 (delete_alias_info): Call delete_mem_ref_stats.
7801 (get_mem_sym_stats_for): Use alloc_pool.
7802 (init_mem_ref_stats): Do not delete mem_ref_stats here.
7803 (delete_mem_sym_stats): Removed.
7805 2007-07-29 Sebastian Pop <sebpop@gmail.com>
7807 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
7808 functions cannot be represented as classical distance vectors.
7810 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7812 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
7813 * builtins.c (validate_arg, builtin_mathfn_code,
7814 validate_arglist): Likewise.
7815 * calls.c (call_expr_flags): Likewise.
7816 * combine.c (reg_nonzero_bits_for_combine,
7817 reg_num_sign_bit_copies_for_combine, get_last_value,
7818 reg_truncated_to_mode): Likewise.
7819 * emit-rtl.c (subreg_lowpart_p): Likewise.
7820 * expr.c (highest_pow2_factor_for_target,
7821 categorize_ctor_elements_1, categorize_ctor_elements,
7822 count_type_elements, contains_packed_reference,
7823 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
7824 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
7825 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
7826 native_encode_int, native_encode_real, native_encode_complex,
7827 native_encode_vector, native_encode_expr, native_interpret_int,
7828 native_interpret_real, native_interpret_complex,
7829 native_interpret_vector, native_interpret_expr): Likewise.
7830 * function.c (use_register_for_decl): Likewise.
7831 * gimplify.c (get_name): Likewise.
7832 * langhooks-def.h (lhd_return_null_const_tree): New.
7833 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
7834 * langhooks.c (lhd_return_null_const_tree): New.
7835 * langhooks.h (lang_get_callee_fndecl): Constify.
7836 * output.h (constructor_static_from_elts_p): Likewise.
7837 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
7838 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
7839 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
7840 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
7841 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
7842 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
7843 * rtlhooks-def.h (reg_nonzero_bits_general,
7844 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
7846 * rtlhooks.c (reg_num_sign_bit_copies_general,
7847 reg_nonzero_bits_general, reg_truncated_to_mode_general):
7849 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
7850 * stor-layout.c (mode_for_size_tree): Likewise.
7851 * tree-ssa-loop-im.c (memref_eq): Likewise.
7852 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
7853 * tree.c (contains_placeholder_p, type_list_equal,
7854 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
7856 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
7857 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
7858 contains_placeholder_p, contains_packed_reference,
7859 get_callee_fndecl, operand_equal_for_phi_arg_p,
7860 warn_if_unused_value, is_body_block, native_encode_expr,
7861 native_interpret_expr, fold_convertible_p, operand_equal_p,
7862 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
7863 validate_arglist, simple_cst_equal, type_list_equal,
7864 use_register_for_decl, call_expr_flags, get_name,
7865 highest_pow2_factor): Likewise.
7866 (const_call_expr_arg_iterator_d,
7867 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
7868 first_const_call_expr_arg, more_const_call_expr_args_p,
7869 FOR_EACH_CONST_CALL_EXPR_ARG): New.
7870 * varasm.c (constructor_static_from_elts_p): Constify.
7872 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
7874 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
7875 config/arm/neon-schedgen.ml, config/arm/neon.ml,
7876 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
7877 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
7878 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
7879 tree-vect-transform.c, tree.def: Fix comment typos. Follow
7880 spelling conventions.
7881 * doc/invoke.texi: Follow spelling conventions.
7883 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
7884 Revital Eres <eres@il.ibm.com>
7886 * modulo-sched.c (sms_schedule): Avoid loops which includes
7887 auto-increment instructions.
7889 2007-07-28 Richard Guenther <rguenther@suse.de>
7892 * fold-const.c (fold_cond_expr_with_comparison): Convert
7893 operand zero of MIN/MAX_EXPR to correct type.
7895 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7897 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
7898 flags_from_decl_or_type): Constify.
7899 * gcc.c (do_spec_1): Likewise.
7900 * print-tree.c (dump_addr, print_node_brief): Likewise.
7901 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
7902 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
7903 tree_purge_all_dead_eh_edges): Likewise.
7904 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
7905 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
7907 * tree.c (expr_location, expr_has_location, expr_locus,
7908 expr_filename, expr_lineno, get_inner_array_type,
7909 fields_compatible_p): Likewise.
7910 * tree.h (get_inner_array_type, fields_compatible_p,
7911 expr_location, expr_has_location, expr_locus, expr_filename,
7912 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
7913 setjmp_call_p, alloca_call_p): Likewise.
7915 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7917 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
7918 TV_FLOW_INSENSITIVE.
7920 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
7922 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
7923 (compute_flow_insensitive_aliasing): Ditto for
7924 TV_FLOW_INSENSITIVE.
7926 2007-07-27 Jan Hubicka <jh@suse.cz>
7928 * config/i386/i386.c (register_move_cost): Remove accidentally
7929 comitted #if 0 block.
7931 * attribs.c: Include hashtab.h
7932 (attribute_hash): New.
7933 (substring): New structure.
7934 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
7936 (init_attributes): Initialize attribute hash.
7937 (decl_attributes): Use attribute hash.
7938 * Makefile.in (attribs.c): Depend on hashtab.h.
7940 2007-07-27 Steve Ellcey <sje@cup.hp.com>
7942 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
7944 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7946 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
7947 __mips_dspr2 and __mips_dsp_rev macros.
7948 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
7950 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
7952 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
7954 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7958 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
7959 and the updating of the live and do_not_gen sets.
7960 (df_note_bb_compute): Added updating of live and do_not_gen sets
7961 for regular defs so that the case of clobber inside conditional
7962 call is processed correctly.
7964 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7966 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
7967 operands with compatible type.
7969 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7971 * expr.h (store_bit_field): Don't return a value.
7972 * expmed.c (check_predicate_volatile_ok): New function.
7973 (store_bit_field_1): New function, extracted from store_bit_field.
7974 Take a fallback_p argument and return true if the operation succeeded.
7975 Only use store_fixed_bit_field if fallback_p. Don't recompute
7976 mode_for_extraction; use op_mode instead. Try forcing memories
7977 into registers if the insv expander fails.
7978 (store_bit_field): Use store_bit_field_1 with fallback_p true.
7979 Don't return a value.
7980 (convert_extracted_bit_field): New function, extracted from
7982 (extract_bit_field_1): Likewise. Take a fallback_p argument
7983 and return NULL if the operation succeeded. Only use
7984 extract_fixed_bit_field if fallback_p. Only calculate one
7985 extraction mode. Combine code for extv and extzv. Try forcing
7986 memories into registers if the ext(z)v expander fails.
7987 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
7989 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7991 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
7993 (df_ref): Likewise. Put regno with other integer fields.
7995 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7997 * df.h (df_mw_hardreg): Remove "loc" field.
7998 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8000 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8001 split out from df_set_unused_notes_for_mw. Return false for
8002 partial references. Assert that mw_reg is a REG when returning true.
8003 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8004 (df_whole_mw_reg_dead_p): New function, split out from
8005 df_set_dead_notes_for_mw. Return false for partial references.
8006 Assert that mw_reg is a REG when returning true.
8007 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8008 Remove redundant bitmap check.
8010 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8012 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8013 ($(T)crtend.o): Likwise.
8014 ($(T)crtbeginS.o): Likwise.
8015 ($(T)crtendS.o): Likwise.
8016 ($(T)crtfastmath.o): Likwise.
8018 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8020 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8021 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8022 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8023 and x_n_bbs_in_dom_tree fields.
8025 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8027 PR tree-optimization/32087
8028 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8029 Do not call scale_bbs_frequencies_int with prob of zero.
8031 2007-07-26 Julian Brown <julian@codesourcery.com>
8033 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8034 (neon_element_bits): Add prototypes.
8035 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8036 (neon_const_bounds, neon_element_bits): New functions.
8037 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8038 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8039 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8040 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8041 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8042 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8043 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8044 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8045 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8046 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8047 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8048 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8049 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8051 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8053 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8054 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8056 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8057 Julian Brown <julian@codesourcery.com>
8059 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8060 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8061 * config/arm/cortex-a8.md: New.
8062 * config/arm/cortex-a8-neon.md: New.
8063 * config/arm/neon-schedgen.ml: New.
8064 * config/arm/neon.md (vqh_mnem): New.
8066 (Is_float_mode): New.
8067 (Scalar_mul_8_16): New.
8069 (V_mode_nunits): New.
8070 (All instruction patterns): Annotate with neon_type attribute
8072 * config/arm/arm.md: Include cortex-a8.md.
8073 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8075 Annotate instruction patterns accordingly.
8076 (generic_sched): Do not use generic scheduling for Cortex-A8.
8077 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8079 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8081 * fold-const.c (fold_read_from_constant_string): Use
8083 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8085 2007-07-26 Nick Clifton <nickc@redhat.com>
8087 * tree-ssa-operands.h: Change copyright header to refer to version
8088 3 of the GNU General Public License and to point readers at the
8089 COPYING3 file and the FSF's license web page.
8090 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8091 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8092 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8093 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8094 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8095 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8096 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8097 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8098 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8099 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8100 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8101 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8102 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8103 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8104 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8105 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8106 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8107 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8108 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8109 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8110 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8111 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8112 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8113 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8114 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8115 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8116 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8117 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8118 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8119 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8120 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8121 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8122 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8123 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8124 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8125 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8126 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8127 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8128 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8129 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8130 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8131 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8132 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8133 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8134 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8135 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8136 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8137 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8138 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8139 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8140 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8141 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8142 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8143 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8144 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8145 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8146 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8147 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8148 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8149 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8150 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8151 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8152 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8153 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8154 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8155 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8156 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8157 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8158 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8159 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8160 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8161 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8162 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8163 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8164 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8165 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8166 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8167 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8168 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8169 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8170 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8171 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8172 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8173 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8174 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8175 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8176 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8177 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8178 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8179 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8180 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8181 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8182 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8183 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8184 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8185 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8186 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8187 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8188 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8189 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8190 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8191 convert.c, convert.h, langhooks-def.h, reload1.c,
8192 tree-ssa-operands.c: Likewise.
8194 2007-07-26 Jan Hubicka <jh@suse.cz>
8196 * tree-ssa-live.c: Include debug.h and flags.h.
8197 (mark_scope_block_unused): New function.
8198 (remove_unused_scope_block_p): New function.
8199 (remove_unused_locals): Remove unused blocks too.
8201 2007-07-25 Ian Lance Taylor <iant@google.com>
8203 * combine.c (combine_max_regno): Remove. Remove all uses.
8204 (struct reg_stat_struct): Rename from struct reg_stat.
8205 (reg_stat_type): Define, and declare VECs.
8206 (reg_stat): Change from pointer to VEC. Change all uses.
8207 (combine_split_insns): New static function.
8208 (try_combine, find_split_point): Call it instead of split_insns.
8210 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8212 * cfghooks.c (split_block): Fix the information about loop latch.
8214 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8216 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8218 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8220 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8221 Scan the new edge for loop exit info.
8223 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8225 * config/darwin.c: Include debug.h.
8227 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8230 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8232 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8234 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8235 (HARD_REGNO_MODE_OK): Ditto.
8236 (MODES_TIEABLE_P): Ditto.
8237 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8238 (CLASS_MAX_NREGS): Ditto.
8239 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8240 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8241 (divdf3_internal_thr): Removed.
8242 * config/ia64/div.md: New file.
8243 * config/ia64/constraints.md: Add H constraint.
8245 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8247 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8248 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8249 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8250 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8251 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8252 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8253 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8254 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8255 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8256 dump_sbitmap_file, debug_sbitmap, popcount_table,
8257 sbitmap_popcount): Constify.
8258 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8259 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8260 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8261 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8262 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8263 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8264 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8265 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8266 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8267 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8268 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8270 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8272 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8273 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8274 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8275 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8276 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8277 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8278 bitmap_intersect_p, bitmap_intersect_compl_p,
8279 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8280 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8282 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8283 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8284 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8285 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8286 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8287 debug_bitmap, debug_bitmap_file, bitmap_print,
8288 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8289 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8291 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8293 * config/darwin.c (darwin_override_options): Additional fix for
8294 debug info formats that don't support var tracking.
8296 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8298 * cselib.c (entry_and_rtx_equal_p): Constify.
8299 * gengtype.c (output_mangled_typename, write_types, write_local):
8301 * gengtype.h (const_type_p): New.
8302 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8304 * tlink.c (scan_linker_output): De-constify.
8305 * tree-ssa-loop-im.c (memref_eq): Constify.
8306 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8307 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8309 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8311 * c-common.c (fname_as_string, c_type_hash): Constify.
8312 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8313 * cgraph.c (edge_hash, edge_eq): Likewise.
8314 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8315 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8316 reg_attrs_htab_eq): Likewise.
8317 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8319 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8320 const_decl_t, const_state_t, const_automata_list_el_t): New.
8321 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8322 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8323 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8324 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8325 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8326 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8327 compare_max_occ_cycle_nums, out_state_arcs_num,
8328 compare_transition_els_num, units_cmp, state_reservs_cmp):
8330 * genmodes.c (cmp_modes): Likewise.
8331 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8332 * gimplify.c (compare_case_labels): Likewise.
8333 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8334 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8335 * matrix-reorg.c (mtt_info_hash): Likewise.
8336 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8337 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8338 (htab_hash_bucket, htab_hash_elem): Constify.
8339 * tree-browser.c (TB_parent_eq): Likewise.
8340 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8341 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8342 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8343 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8345 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8346 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8347 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8348 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8349 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8351 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8352 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8353 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8354 * tree-ssa-threadupdate.c (redirection_data_hash,
8355 redirection_data_eq): Likewise.
8356 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8357 * tree-ssa.c (var_ann_eq): Likewise.
8358 * tree-vrp.c (compare_case_labels): Likewise.
8359 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8360 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8361 tree_not_check_failed, tree_class_check_failed,
8362 tree_range_check_failed, tree_not_class_check_failed,
8363 omp_clause_check_failed, omp_clause_range_check_failed,
8364 tree_contains_struct_check_failed, tree_operand_check_failed):
8366 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8367 tree_not_check_failed, tree_class_check_failed,
8368 tree_range_check_failed, tree_not_class_check_failed,
8369 tree_operand_check_failed, omp_clause_operand_check_failed,
8370 tree_operand_length): Likewise.
8371 * var-tracking.c (const_variable): New.
8372 (variable_htab_hash, variable_htab_eq): Constify.
8373 * varasm.c (const_desc_hash): Likewise.
8375 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8377 * expr.c (handled_component_p): Constify.
8378 * fold-const.c (fit_double_type): Likewise.
8379 * real.h (real_value_from_int_cst): Likewise.
8380 * tree-flow-inline.h (gimple_in_ssa_p,
8381 gimple_aliases_computed_p, gimple_addressable_vars,
8382 gimple_call_clobbered_vars, gimple_referenced_vars,
8383 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8384 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8385 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8386 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8387 is_label_stmt, is_global_var, phi_ssa_name_p,
8388 factoring_name_p, is_call_clobbered, tree_common_ann,
8389 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8390 unmodifiable_var_p, array_ref_contains_indirect_ref,
8391 ref_contains_array_ref, lookup_subvars_for_var,
8392 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8393 gimple_mem_ref_stats): Likewise.
8394 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8395 may_aliases, is_exec_stmt, is_label_stmt,
8396 ref_contains_array_ref, array_ref_contains_indirect_ref,
8397 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8398 unmodifiable_var_p): Likewise.
8399 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8400 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8401 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8402 cst_and_fits_in_hwi, real_value_from_int_cst,
8403 build_real_from_int_cst, integer_zerop, integer_onep,
8404 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8405 tree_floor_log2, real_zerop, real_onep, real_twop,
8406 real_minus_onep, really_constant_p, purpose_member, chain_member,
8407 list_length, fields_length, int_size_in_bytes, bit_position,
8408 int_bit_position, byte_position, int_byte_position, expr_align,
8409 array_type_nelts, tree_node_structure,
8410 type_contains_placeholder_1, iterative_hash_pointer,
8411 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8412 tree_map_base_eq, type_hash_list, type_hash_eq,
8413 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8414 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8415 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8416 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8417 int_fits_type_p, get_containing_scope, decl_function_context,
8418 decl_type_context, omp_clause_operand_check_failed,
8419 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8420 * tree.h (omp_clause_operand_check_failed, tree_size,
8421 build_real_from_int_cst, array_type_nelts, purpose_member,
8422 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8423 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8424 is_attribute_p, check_qualified_type, expr_align,
8425 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8426 int_byte_position, list_length, fields_length, initializer_zerop,
8427 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8428 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8429 tree_node_structure, handled_component_p, get_containing_scope,
8430 decl_function_context, decl_type_context, real_zerop,
8431 type_num_arguments, fit_double_type, really_constant_p,
8432 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8433 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8434 real_twop, real_minus_onep, int_cst_value): Likewise.
8436 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8438 * cfglayout.c (insn_scope, insn_line): Constify.
8439 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8440 const_double_htab_hash, const_double_htab_eq,
8441 mem_attrs_htab_hash): Likewise.
8442 * loop-iv.c (biv_eq): Likewise.
8443 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8444 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8445 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8447 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8448 error_for_asm, warning_for_asm, _fatal_insn,
8449 _fatal_insn_not_found): Likewise.
8450 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8451 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8452 rtl_check_failed_type2, rtl_check_failed_code1,
8453 rtl_check_failed_code2, rtl_check_failed_code_mode,
8454 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8455 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8456 rtl_check_failed_type2, rtl_check_failed_code1,
8457 rtl_check_failed_code2, rtl_check_failed_code_mode,
8458 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8459 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8460 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8461 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8462 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8463 rtx_unstable_p, get_integer_term, get_related_value,
8464 offset_within_block_p, reg_mentioned_p, count_occurrences,
8465 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8466 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8467 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8468 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8469 find_constant_src, find_reg_fusage, find_regno_fusage,
8470 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8471 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8472 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8473 computed_jump_p, auto_inc_p, in_expr_list_p,
8474 remove_node_from_expr_list, loc_mentioned_in_p,
8475 label_is_jump_target_p, reversed_comparison_code_parts,
8476 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8477 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8478 print_inline_rtx): Likewise.
8479 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8480 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8481 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8482 get_integer_term, get_related_value, offset_within_block_p,
8483 count_occurrences, reg_mentioned_p, no_labels_between_p,
8484 reg_used_between_p, reg_referenced_p, single_set_2,
8485 multiple_sets, set_noop_p, refers_to_regno_p,
8486 reg_overlap_mentioned_p, dead_or_set_p,
8487 covers_regno_no_parallel_p, covers_regno_p,
8488 dead_or_set_regno_p, find_reg_note, find_regno_note,
8489 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8490 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8491 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8492 side_effects_p, may_trap_p_1, may_trap_p,
8493 may_trap_after_code_motion_p, may_trap_or_fault_p,
8494 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8495 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8496 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8497 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8498 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8500 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8501 warning_for_asm): Likewise.
8502 * tree.h (print_rtl): Likewise.
8503 * varasm.c (get_pool_mode): Likewise.
8505 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8507 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8508 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8509 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8510 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8511 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8512 * ddg.c (compare_sccs): Likewise.
8513 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8514 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8515 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8516 decimal_do_fix_trunc, decimal_real_to_integer,
8517 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8518 * dse.c (const_group_info_t): New.
8519 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8520 * dwarf2out.c (const_dw_die_ref): New.
8521 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8522 * tree-browser.c (TB_parent_eq): Likewise.
8523 * unwind-dw2-fde.c (__register_frame_info_bases,
8524 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8525 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8527 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8528 * unwind-dw2.c (uw_frame_state_for): Likewise.
8529 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8530 * value-prof.h (const_histogram_value): New.
8532 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8534 * config/mips/mips.c (machine_function): Add
8535 initialized_mips16_gp_pseudo_p.
8536 (mips16_gp_pseudo_reg): Do not emit the initialization of
8537 mips16_gp_pseudo_rtx when being called from the gimple cost-
8538 calculation routines; emit it on the first use outside those
8541 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8543 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8546 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8547 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8548 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8549 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8550 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8551 Preserve const-ness of parameters through use of __typeof(),
8552 also constify and tidy.
8554 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8555 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8556 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8557 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8558 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8559 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8560 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8561 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8562 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8564 2007-07-25 Julian Brown <julian@codesourcery.com>
8565 Mark Shinwell <shinwell@codesourcery.com>
8567 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8568 (alpha_mangle_type): This.
8569 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8570 (TARGET_MANGLE_TYPE): Define this instead.
8571 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8572 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8573 (arm_init_neon_builtins): Fix comment.
8574 (arm_mangle_map_entry): New.
8575 (arm_mangle_map): New.
8576 (arm_mangle_type): New.
8577 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8578 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8579 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8580 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8581 (TARGET_MANGLE_TYPE): Define this instead.
8582 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8583 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8584 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8585 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8586 (TARGET_MANGLE_TYPE): Define this instead.
8587 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8589 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8590 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8591 (TARGET_MANGLE_TYPE): Define this instead.
8592 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8593 (s390_mangle_type): This.
8594 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8595 (TARGET_MANGLE_TYPE): Define this instead.
8596 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8597 (sparc_mangle_type): This.
8598 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8599 (TARGET_MANGLE_TYPE): Define this instead.
8600 * cp/mangle.c (write_type): Call mangle_type target hook on all
8601 types before mangling. Use original type, not main variant, as
8603 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8604 (TARGET_MANGLE_TYPE): This.
8605 * target.h (gcc_target): Rename mangle_fundamental_type to
8607 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8608 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8610 2007-07-25 Julian Brown <julian@codesourcery.com>
8611 Paul Brook <paul@codesourcery.com>
8612 Joseph Myers <joseph@codesourcery.com>
8613 Mark Shinwell <shinwell@codesourcery.com>
8615 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8616 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8617 (with_fpu): Allow --with-fpu=neon.
8618 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8619 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8620 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8621 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8622 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8623 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8624 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8625 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8626 (output_move_neon): Add prototypes.
8627 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8628 (all_fpus): Add FPUTYPE_NEON.
8629 (fp_model_for_fpu): Add NEON field.
8630 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8631 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8633 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8635 (thumb2_legitimate_address_p): Likewise.
8636 (neon_valid_immediate): Recognize and prepare constants suitable for
8638 (neon_immediate_valid_for_move): New function. Recognize and prepare
8639 immediates for NEON move instructions.
8640 (neon_immediate_valid_for_logic): New function. Recognize and
8641 prepare immediates for NEON logic instructions.
8642 (neon_output_logic_immediate): New function. Create asm string
8643 suitable for outputting immediate logic instructions.
8644 (neon_pairwise_reduce): New function. Implement reduction using
8645 pairwise operations.
8646 (neon_expand_vector_init): New function. Expand a (possibly
8647 non-constant) vector initialization.
8648 (neon_vector_mem_operand): New function. Memory operands supported
8649 for quad-word loads/stores to/from ARM or NEON registers. Don't
8650 allow base+offset addressing for core regs.
8651 (neon_struct_mem_operand): New function. Valid mems for NEON
8653 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8654 from neon_vector_mem_operand addresses without a secondary register.
8655 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8656 (add_minipool_backward_ref): Likewise.
8657 (dump_minipool): Likewise.
8658 (push_minipool_fix): Likewise.
8659 (output_move_quad): New function. Output quad-word moves, loads and
8660 stores using ARM registers.
8661 (output_move_vfp): Add support for vectors in VFP (NEON) D
8663 (output_move_neon): Output a NEON load/store to/from a quadword
8665 (arm_print_operand): Implement new codes:
8666 - 'c' for unadorned integers (without a # sign).
8667 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8669 - 'e', 'f' for the low and high D parts of a NEON Q register.
8670 - 'q' outputs a NEON Q register.
8671 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8672 - 'T' prints NEON opcode features from a coded bitmask.
8673 - 'F' is similar to T, but signed/unsigned codes both print as
8675 - 't' is similar to T, but 'u' is printed instead of 'p'.
8676 - 'O' prints 'r' if NEON instruction should perform rounding (as
8677 specified by bitmask), else prints nothing.
8678 - '#' is a punctuation character to stop operand numbers from
8679 running together with following digits in the assembler
8680 strings for instructions (when using mode attributes).
8681 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8682 constant vectors in big-endian mode, where necessary.
8683 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8684 Handle EI, OI, CI, XI modes.
8685 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8686 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8687 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
8688 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
8689 (neon_builtin_type_bits): Add enumeration, one bit for each vector
8691 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
8692 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
8693 to turn v8qi, etc. into bits defined above.
8694 (neon_itype): New enumeration. Classifications of NEON builtins.
8695 (neon_builtin_datum): Define struct. Contains information about
8696 a single builtin (with multiple modes).
8697 (CF): Define helper macro for...
8698 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
8700 (neon_builtin_data): New array. Define information about builtins
8701 for use during initialization/expansion.
8702 (arm_init_neon_builtins): New function.
8703 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
8705 (neon_builtin_compare): New function.
8706 (locate_neon_builtin_icode): New function. Find an insn code for a
8707 builtin given a function code for that builtin. Also return type of
8708 builtin (NEON_BINOP, NEON_UNOP etc.).
8709 (builtin_arg): New enumeration. Types of arguments for builtins.
8710 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
8711 Takes a variable argument list of builtin_arg types, terminated by
8713 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
8714 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
8715 (neon_emit_pair_result_insn): New function. Support returning pairs
8716 of vectors via a pointer.
8717 (neon_disambiguate_copy): New function. Set up operands for a
8718 multi-word copy such that registers do not get clobbered.
8719 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
8720 ARM_BUILTIN_NEON_BASE.
8721 (arm_file_start): Set float-abi attribute for NEON.
8722 (arm_vector_mode_supported_p): Enable NEON vector modes.
8723 (arm_mangle_map_entry): New.
8724 (arm_mangle_map): New.
8725 (arm_mangle_vector_type): New.
8726 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
8728 (TARGET_NEON): New macro. Target supports NEON.
8729 (fputype): Add FPUTYPE_NEON.
8730 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
8731 for vectorization based on command-line arg.
8732 (NEON_REGNO_OK_FOR_NREGS): Define.
8733 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
8734 (VALID_NEON_STRUCT_MODE): Define.
8735 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
8736 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
8737 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
8738 (consttable_16): Add pattern for outputting 16-byte minipool
8740 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
8742 (vec-common.md, neon.md): Include md files.
8743 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
8744 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
8745 (memory_constraint "Ut", "Un", "Us"): Define.
8746 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
8747 (MMX_char): New mode attribute.
8748 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
8749 (*add<mode>3_iwmmxt): New insn pattern.
8750 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
8751 (*sub<mode>3_iwmmxt): New insn pattern.
8752 (mulv4hi3): Rename to...
8753 (*mulv4hi3_iwmmxt): This.
8754 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
8755 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
8756 (uminv4hi3, uminv2si3): Remove. Replace with...
8757 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
8758 (*umin<mode>3_iwmmxt): These.
8759 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
8760 (ashr<mode>3_iwmmxt): This new pattern.
8761 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
8762 (lshr<mode>3_iwmmxt): This new pattern.
8763 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
8764 (ashl<mode>3_iwmmxt): This new pattern.
8765 * config/arm/neon-docgen.ml: New file. Generate documentation for
8767 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
8768 * config/arm/arm_neon.h: New (autogenerated).
8769 * config/arm/neon-testgen.ml: New file. Generate NEON tests
8771 * config/arm/neon.md: New file. Define NEON instructions.
8772 * config/arm/neon.ml: New file. Abstract description of NEON
8773 instructions, used to generate arm_neon.h header, documentation and
8775 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
8776 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
8778 * doc/extend.texi (ARM Built-in Functions): Rename and remove
8780 (ARM NEON Intrinsics): New subsection.
8781 * doc/arm-neon-intrinsics.texi: New (autogenerated).
8783 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
8785 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
8788 2007-07-24 Jan Hubicka <jh@suse.cz>
8790 * regclass.c (move_table): New type.
8791 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
8792 (init_move_cost): Break out from ...
8793 (init_reg_sets_1): ... here; simplify computation of
8794 have_regs-of_mode and contains_reg_of_mode.
8795 (record_reg_classes): Unswitch internal loops.
8796 (copy_cost): Trigger lazy initialization of move cost
8797 (record_address_regs): Likewise.
8799 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
8801 * config/darwin.c (darwin_override_options): Don't force on
8802 flag_var_tracking_uninit when no debug info is requested.
8804 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8806 * cfgloop.c (init_loops_structure): New function.
8807 (flow_loops_find): Create root of the loop tree unconditionally.
8809 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
8811 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
8813 2007-07-24 Jan Hubicka <jh@suse.cz>
8815 * caller-save.c: Include ggc.h, gt-caller-save.h
8816 (reg_save_code, reg_restore_code): Rename to ...
8817 (cached_reg_save_code, cached_reg_restore_code): ... those.
8818 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
8819 (reg_save_code, reg_restore_code): New functions.
8820 (init_caller_save): Do not intialize
8821 reg_save_code/reg_restore_code tables.
8822 * Makefile.in: (gt-caller-save.h): New.
8824 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8826 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
8827 with the mode of the original operand instead of
8830 2007-07-23 Jan Hubicka <jH@suse.cz>
8832 * i386.c (ix86_secondary_memory_needed): Break out to...
8833 (inline_secondary_memory_needed): ... here.
8834 (ix86_memory_move_cost): Break out to ...
8835 (inline_memory_move_cost): ... here; add support for IN value of 2 for
8836 maximum of input and output; fix handling of Q_REGS on 64bit.
8837 (ix86_secondary_memory_needed): Microoptimize.
8839 2007-07-23 Sebastian Pop <sebpop@gmail.com>
8841 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
8842 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
8843 stmts_from_loop, known_dependences_p, build_rdg): New.
8844 * tree-data-ref.h: Depends on graphds.h.
8845 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
8846 (build_rdg): Declared.
8847 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
8849 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
8851 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
8854 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
8855 Jakub Jelinek <jakub@redhat.com>
8857 PR middle-end/PR28690
8858 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
8860 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
8861 and MEM_POINTER operands over REG and MEM operands.
8862 (swap_commutative_operands_p): Change return value to bool.
8863 * rtl.h: Update the corresponding prototype.
8864 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
8865 instead of gen_rtx_PLUS.
8866 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
8867 value to bool. Change function arguments to rtx's and update code
8869 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
8870 calls to match the new declaration.
8871 * simplify-rtx.c (simplify_associative_operation): Don't
8872 reorder simplify_binary_operation arguments.
8874 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8876 * config/mips/mips.c (override_options): Use mips_costs to derive
8877 the default branch cost.
8878 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
8880 * config/mips/mips.opt (mbranch-cost=): New option.
8881 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
8883 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8885 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
8886 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
8887 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
8888 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
8890 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8892 * config/mips/constraints.md (ks): New constraint.
8893 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
8894 (*add<mode>3_mips16): ...here.
8896 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
8898 * optabs.h (enum optab_index): Add new OTI_signbit.
8899 (signbit_optab): Define corresponding macro.
8900 (enum insn_code signbit_optab[]): Remove array.
8901 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
8902 (expand_copysign_absneg): If back end provides signbit insn, use it
8903 instead of bit operations on floating point argument.
8904 * builtins.c (enum insn_code signbit_optab[]): Remove array.
8905 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
8906 for availability of signbit insn.
8908 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
8909 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
8910 SSE mode is not active.
8911 (isinf<mode>2): Disable for mfpmath=sse,387.
8913 2007-07-22 Ben Elliston <bje@au.ibm.com>
8915 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
8917 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
8919 2007-07-20 Richard Guenther <rguenther@suse.de>
8921 * tree-cfg.c (verify_expr): COND_EXPRs can have any
8922 integral typed condition.
8923 * tree-ssa.c (useless_type_conversion_p): Do not preserve
8924 booleanness. Only preserve conversions from a non-base
8925 type to a base type, not in general between types with
8926 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
8927 * tree.def (COND_EXPR): Document that the condition
8928 can be of any integral type.
8930 2007-07-20 Nigel Stephens <nigel@mips.com>
8931 Richard Sandiford <richard@codesourcery.com>
8933 * config/mips/mips.h (mips_dwarf_regno): Declare.
8934 (DBX_REGISTER_NUMBER): Remove redundant brackets.
8935 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
8936 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
8937 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
8938 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8939 (REG_CLASS_NAMES): Update accordingly.
8940 * config/mips/mips.c (mips_dwarf_regno): New array.
8941 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8942 (mips_subword): Remove special handling for accumulator registers.
8943 (override_options): Initiailize mips_dwarf_regno. Remove use
8945 (mips_swap_registers): New function.
8946 (mips_conditional_register_usage): Swap accumulator registers
8947 around if TARGET_LITTLE_ENDIAN.
8948 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
8949 * config/mips/constraints.md (h, l): Use the endianness to choose
8950 between MD0_REG and MD1_REG.
8951 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
8952 alternative-dependent template.
8954 2007-07-20 Richard Sandiford <richard@codesourcery.com>
8956 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
8959 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8961 * function.c (thread_prologue_and_epilogue_insns): Fix exit
8962 predecessor fallthru flags.
8964 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8966 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
8967 of compare to the same type.
8968 * cfgloopmanip.c (add_loop): Update information about loop exits.
8969 (loop_version): Remove the innermost loop requirement.
8970 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
8971 to sizetype for pointers.
8973 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
8975 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
8976 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
8977 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
8979 * config/dfp-bit.c: Empty for TFmode conversions.
8981 2007-07-18 Caroline Tice <ctice@apple.com>
8983 * var-tracking.c (find_src_status): Check for COND_EXEC insns
8984 and handle them correctly; check that src is not NULL before
8986 (find_src_set_src): Likewise.
8988 2007-07-18 Bob Wilson <bob.wilson@acm.org>
8990 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
8991 (struct alignment_context, init_alignment_context): New.
8992 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
8993 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
8994 (XCHAL_HAVE_S32C1I): Likewise.
8995 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
8996 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
8997 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
8998 (ATOMIC, HQI): New macros.
8999 (memory_barrier, *memory_barrier): New.
9000 (sync_lock_releasesi): New.
9001 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9002 (sync_lock_test_and_set<mode>): New.
9003 (sync_<atomic><mode>): New.
9004 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9005 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9006 (xtensa_expand_atomic): New.
9008 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9012 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9013 transformation for builtin ISNORMAL.
9014 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9015 * builtins.def (BUILT_IN_ISNORMAL): New.
9016 * doc/extend.texi: Document isnormal.
9018 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9022 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9023 optabs infrastructure. Provide generic implementation for
9025 (expand_builtin): Handle FINITE/ISFINITE.
9026 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9027 (fold_builtin_1): Likewise.
9029 * builtins.def (BUILT_IN_ISFINITE): New.
9031 * doc/extend.texi: Document isfinite.
9033 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9038 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9039 generic fallback for isinf.
9040 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9041 calculation code ...
9042 * real.c (get_max_float): ... to here.
9043 * real.h (get_max_float): New.
9045 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9049 * builtin-attrs.def (ATTR_TYPEGENERIC,
9050 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9052 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9053 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9054 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9055 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9057 * c-common.c (handle_type_generic_attribute): New.
9058 (c_common_attribute_table): Add "type generic".
9060 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9062 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9064 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9065 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9068 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9071 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9072 checking that the operand is an expression.
9074 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9075 Danny Smith <dannysmith@users.sourceforge.net>
9078 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9079 file mapping object in local namespace if Windows version later
9082 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9084 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9085 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9086 arm_cannot_force_const_mem.
9087 (arm_cannot_force_const_mem): New function.
9088 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9089 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9090 of arm_tls_referenced_p.
9091 * config/arm/arm.md (movsi): Split out-of-section constants when
9092 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9093 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9095 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9097 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9099 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9101 * config/mips/mips.md (*extendqihi2): Convert the destination
9104 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9106 * config/pa/fptr.c: Update license header.
9107 * config/pa/milli64.S: Likewise.
9109 2007-07-17 Nick Clifton <nickc@redhat.com>
9111 * COPYING_v3: New file. Contains version 3 of the GNU General
9113 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9114 Lesser General Public License.
9115 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9116 the GNU General Public License.
9118 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9120 PR rtl-optimization/32773
9121 * cfglayout.c (force_one_exit_fallthru): New function.
9122 (cfg_layout_finalize): Use it.
9124 2007-07-16 Richard Guenther <rguenther@suse.de>
9125 Uros Bizjak <ubizjak@gmail.com>
9127 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9128 before forcing it to gimple operand.
9130 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9131 David Ung <davidu@mips.com>
9133 * config/mips/mips.h (TUNE_24K): Define.
9134 (TUNE_MACC_CHAINS): Add TUNE_24K.
9135 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9137 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9138 (r74k_int_madd): .. this new reservation.
9139 (define_bypass): Fixed bypasses for r74k_int_madd to use
9141 * config/mips/24k.md (define_bypass): Define new
9142 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9144 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9145 Nigel Stephens <nigel@mips.com>
9147 * config/mips/mips.md: Include 20kc.md.
9148 * config/mips/20kc.md: New file.
9149 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9150 (mips_adjust_cost): Tweak for 20Kc.
9151 (mips_issue_rate): Likewise.
9152 * config/mips/mips.h (TUNE_20KC): Define.
9154 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9156 * config/rs6000/rs6000.c (struct processor_cost): Add
9157 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9159 (*_cost): Add cache information.
9160 (rs6000_override_options): Set cache parameters.
9162 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9165 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9166 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9168 2007-07-16 Paul Brook <paul@codesourcery.com>
9171 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9172 (cirrus_thumb2_movsi_insn): Ditto.
9174 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9176 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9179 2007-07-15 Andrew Haley <aph@redhat.com>
9181 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9182 before looking in the context.
9184 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9188 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9189 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9190 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9191 (pa_output_function_prologue): Use rp_saved and
9192 current_function_is_leaf to generate .CALLINFO statement.
9193 (hppa_expand_prologue): Set rp_saved.
9194 (hppa_expand_epilogue): Use rp_saved.
9195 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9196 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9198 2007-07-14 Dirk Mueller <dmueller@suse.de>
9200 * omega.c (coalesce): Fix memory leak on early exit.
9201 * matrix-reorg.c (check_allocation_function): Likewise.
9202 * tree-vect-transform.c (vect_get_new_vect_var): free result
9204 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9205 pass pointer to edge vector
9206 (partition_hot_cold_basic_blocks): Fix memory leak.
9207 * collect2.c (prefix_from_string): Free temporary storage.
9208 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9210 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9212 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9213 (DO_GLOBAL_DTORS_BODY): Likewise.
9215 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9216 Nigel Stephens <nigel@mips.com>
9218 * config/mips/mips.c (mips_classify_symbol): Don't return
9219 SYMBOL_SMALL_DATA for constant pool addresses if
9220 TARGET_EMBEDDED_DATA is true.
9222 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9224 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9225 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9226 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9227 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9228 __builtin_ia32_storehps, __builtin_ia32_storelps,
9229 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9230 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9231 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9232 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9233 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9234 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9235 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9236 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9237 using def_builtin_const.
9239 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9241 PR tree-optimization/32705
9242 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9243 (simplify_binary_expression): Use SSA_VAL consistently.
9245 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9247 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9248 (SPEFSCR_REGNO): Delete definition.
9249 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9250 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9251 * config/rs6000/rs6000.h: Do not define *_REGNO.
9252 LINK_REGISTER_REGNUM -> LR_REGNO.
9253 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9254 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9255 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9256 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9257 R_VRSAVE, R_VSCR. Use them.
9258 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9259 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9260 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9261 * config/rs6000/aix.h: Define R_LR. Use it.
9263 2007-07-13 Caroline Tice <ctice@apple.com>
9265 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9266 flag_var_tracking is explicitly turned off (i.e. when variable
9267 tracking is not feasible); otherwise, turn flag_var_tracking on when
9268 flag_var_tracking_uninit is on.
9269 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9270 note definitions, to allow recording of initialization status in the
9272 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9273 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9274 determine if two note locations are equal.
9275 (output_loc_list): Don't output list entries whose start & end labels
9277 (reg_loc_descriptor): Add parameter for initialization status; pass it
9278 to other loc descriptor functions.
9279 (one_reg_loc_descriptor): Add parameter for initialization status;
9280 check its value and add DW_OP_GNU_uninit to returned loc descr if
9282 (multiple_reg_loc_descriptor): Add parameter for initialization
9284 pass init status argument to other loc descriptor functions; check
9285 value of intialization parameter and add DW_OP_GNU_uninit to returned
9286 loc descr if appropriate.
9287 (based_loc_descr): Add parameter for initialization status; add new
9288 variable for return value; check value of initialization parameter and
9289 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9290 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9291 pass init status argument to other loc descriptor functions; check
9292 value of intialization parameter and add DW_OP_GNU_uninit to returned
9293 loc descr if appropriate.
9294 (mem_loc_descriptor): Likewise.
9295 (concat_loc_descriptor): Likewise.
9296 (concatn_loc_descriptor): Likewise.
9297 (loc_descriptor): Add parameter for initialization status; pass it as
9298 argument to other loc descriptor function calls.
9299 (loc_descriptor_from_tree_1): Add appropriate initialization status
9300 to loc descriptor function calls.
9301 (add_location_or_const_value_attribute): Get initialization status
9302 from VAR_LOCATION note; add initialization status to loc descriptor
9304 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9305 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9306 status is uninitialized, add "[uninint]" to output.
9307 * common.opt (fvar-tracking-uninit): New option, similar to
9308 fvar-tracking, to turn on tracking of uninitialized variables; creates
9309 a new global flag, flag_var_tracking_uninit.
9310 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9311 (enum var_init_status): New type, for var initialization status field.
9312 * var-tracking.c (struct location_chain_def): Two new fields, init,
9313 for initialization status, and set_src for the assignment value expr.
9314 (unshare_variable): New parameter for initialization status;
9315 initialize new init and set_src fields.
9316 (var_reg_set): New parameters for initialization status and value;
9317 pass them to set_variable_part.
9318 (var_mem_set): Likewise.
9319 (get_init_value): New function.
9320 (var_reg_delete_and_set): New initialization status & value
9321 parameters; add call to get_init_value if status is unknown; pass new
9322 parameters to clobber_variable_part and var_reg_set.
9323 (var_mem_delete_and_set): Likewise.
9324 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9325 (var_mem_delete): Likewise.
9326 (variable_union): Pass status to unshare_variable; initialize new init
9327 and set_src fields. If flag_var_tracking_uninit is not set, force
9328 status to initialized.
9329 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9330 used later to get the set_src value.
9331 (find_src_status): New function.
9332 (find_src_set_src): New function.
9333 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9334 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9335 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9336 and var_mem_delete_and_set.
9337 (dump_variable): Print out "[uninit]" if appropriate.
9338 (set_variable_part): Add new initialization and set_src parameters;
9339 pass status to unshare_variable; set node->init and node- >set_src
9340 fields and modify slot in hash table appropriately; save the init and
9341 set_src values if appropriate and assign to the new node.
9342 (clobber_variable_part): New set_src parameter; if two nodes have
9343 same variable and same location but different set_src (assignment)
9344 values, clobber old node.
9345 (delete_variable_part): Pass init status to unshare_variable.
9346 (emit_note_insn_var_location): Add initialized var; assign var's init
9347 status to new 'initialized'; pass new init status field to calls to
9348 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9349 status to initialized.
9350 (emit_notes_in_bb): Pass initialization status to calls to
9351 var_reg_set, var_mem_set, var_reg_delete_and_set and
9352 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9353 var_reg_delete_and_set and var_mem_delete_and_set; call
9354 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9355 make up for change in add_stores.
9356 (vt_add_function_parameters): Add status to calls to
9358 * config/darwin.c (darwin_override_options): Turn on uninitialized
9359 tracking automatically, if var_tracking is on and the system is
9362 2007-07-13 Sa Liu <saliu@de.ibm.com>
9364 * config.gcc: Add options for arch and tune on SPU.
9365 * config/spu/predicates.md: Add constant operands 0 and 1.
9366 * config/spu/spu-builtins.def: Add builtins for double precision
9367 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9368 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9370 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9372 * config/spu/spu-protos.h: Add new function prototypes.
9373 * config/spu/spu.c (spu_override_options): Check options -march and
9375 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9376 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9378 (spu_const_from_int): New. Create a vector constant from 4 ints.
9379 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9380 (spu_emit_vector_compare): New. Emit vector compare.
9381 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9382 * config/spu/spu.h: Add options -march and -mtune. Define processor
9383 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9384 CANONICALIZE_COMPARISON.
9385 * config/spu/spu.md: Add new insns for double precision compare
9386 and double precision vector compare. Add vcond and smax/smin patterns
9387 to enable DFmode vector conditional expression.
9388 * config/spu/spu.opt: Add options -march and -mtune.
9389 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9390 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9391 both CELL and CELLEDP targets: spu_testsv.
9392 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9395 2007-07-13 Richard Guenther <rguenther@suse.de>
9397 PR tree-optimization/32721
9398 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9399 TREE_THIS_VOLATILE on the folded reference.
9400 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9401 if the array reference has TREE_THIS_VOLATILE set.
9403 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9406 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9408 2007-07-13 Andreas Schwab <schwab@suse.de>
9410 * gengtype-lex.l: Allow declarations to be indented.
9412 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9414 * ginclude/tgmath.h: New.
9415 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9416 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9417 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9418 * configure: Regenerate.
9420 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9422 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9423 correct index when setting register save state for xd
9426 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9428 * config/sh/sh.c (mark_use): Remove.
9430 2007-07-12 Paul Brook <paul@codesourcery.com>
9432 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9433 reg does not overlap return value.
9435 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9437 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9438 (set_expression_vuses): Ditto.
9439 (init_pre): Initialize expression_vuses.
9441 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9443 * config/i386/sse.md (storentdf, storentsf): New.
9445 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9447 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9449 * tree.c (build_decl_stat): Move code from here...
9450 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9451 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9452 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9453 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9454 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9457 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9458 Devang Patel <dpatel@apple.com>
9460 PR tree-optimization/25413
9461 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9462 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9463 * tree.h (contains_packed_reference): New.
9464 * expr.c (contains_packed_reference): New.
9465 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9466 (vect_enhance_data_refs_alignment): Call
9467 vector_alignment_reachable_p.
9468 * target.h (vector_alignment_reachable): New builtin.
9469 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9470 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9471 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9473 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9475 * target.h (builtin_vectorization_cost): Add new target builtin.
9476 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9477 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9478 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9479 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9480 uninitialized variables.
9481 * tree-vect-transform.c (cost_for_stmt): New function.
9482 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9483 using cost 1 for all scalar stmts. Be less conservative when
9484 estimating the number of prologue/epulogue iterations. Call
9485 targetm.vectorize.builtin_vectorization_cost. Return
9486 min_profitable_iters-1.
9487 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9488 initialization cost instead of TARG_VEC_STMT_COST. Use
9489 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9490 epilogue code. Fix epilogue cost computation.
9491 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9492 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9493 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9494 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9495 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9496 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9498 2007-07-12 Richard Guenther <rguenther@suse.de>
9500 * gimplify.c (gimplify_conversion): Make sure that the result
9501 from maybe_fold_offset_to_reference is trivially convertible
9502 to the desired type before doing the simplification.
9503 (gimplify_expr): Likewise.
9504 * fold-const.c (fold_binary): Use the correct types for
9505 building the simplified expression.
9507 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9509 PR rtl-optimization/32729
9510 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9511 that fallthru to exit.
9513 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9515 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9516 (symDTPOFF2reg): Likewise.
9518 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9520 PR tree-optimization/32663
9522 * tree.h (VALUE_HANDLE_VUSES): Remove.
9523 (struct tree_value_handle): Remove vuses.
9525 * tree-vn.c (create_value_handle_for_expr): Don't set
9528 * tree-ssa-pre.c (expression_vuses): New.
9529 (alloc_expression_id): Set up expression_vuses.
9530 (get_expression_vuses): New.
9531 (set_expression_vuses): Ditto.
9532 (clear_expression_ids): Modify for expression_vuses.
9533 (phi_translate_1): Ditto.
9534 (phi_translate_set): Ditto.
9535 (value_dies_in_block_x): Ditto
9536 (valid_in_sets): Ditto.
9537 (add_to_sets): Ditto.
9538 (find_existing_value_expr): Ditto.
9539 (create_value_handle_for_expr): Ditto.
9540 (make_values_for_stmt): Ditto.
9541 (vuse_equiv): Remove.
9543 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9545 * Makefile.in (mostlyclean): Remove object files.
9547 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9549 * toplev.c (no_new_pseudos): Deleted.
9550 * rtl.h (no_new_pseudos): Deleted.
9551 * tree-pass.h (pass_no_new_pseudos): Deleted.
9552 * passes.c (pass_no_new_pseudos): Deleted.
9553 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9554 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9555 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9557 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9558 * rtlhooks.c (gen_lowpart_general): Ditto.
9559 * optabs.c (prepare_operand): Ditto.
9560 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9562 * modulo-sched.c (rest_of_handle_sms): Ditto.
9563 * see.c (rest_of_handle_see): Ditto.
9564 * ifcvt.c (if_convert): Ditto.
9565 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9567 * init-regs.c (gate_initialize_regs): Deleted set of
9569 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9570 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9571 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9573 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9576 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9577 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9578 (*vec_extractv2di_1_rex64): New insn pattern.
9580 2007-07-11 David Daney <ddaney@avtrex.com>
9582 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9583 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9584 for SIGNAL_UNWIND_RETURN_COLUMN.
9585 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9586 (DWARF_FRAME_REGNUM): Rewrite.
9587 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9589 2007-07-11 Nick Clifton <nickc@redhat.com>
9591 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9592 delta and use gen_int_mode in place of GET_INT instead.
9594 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9596 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9599 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9601 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9602 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9604 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9605 (USE_CANONICAL_TYPES): New.
9606 * doc/invoke.texi (verify-canonical-types): Remove.
9607 (use-canonical-types): Add.
9609 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9611 * config/spu/spu.c (spu_optimization_options): Remove setting of
9612 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9613 (spu_override_options): Move it here.
9615 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9617 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9618 * config/mips/mips.c (mips_cpu_info_table): Mention
9619 MIPS_ISA_LEVEL_SPEC in the comment.
9621 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9623 PR tree-optimization/32713
9624 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9626 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9629 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9630 conditional to flag_isoc99.
9631 (c_common_init_options): Do it here, unconditionally.
9633 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9635 PR tree-optimization/32589
9636 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9637 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9638 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9639 predicate, extracted from...
9640 (set_rhs): ...here. Call it for the expression on entry.
9641 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9642 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9643 (simplify_binary_expression): Use valid_gimple_expression_p
9644 to validate the simplification.
9645 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9647 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9649 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9650 DWARF2_DEBUG on 32 bit target too.
9651 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9653 2007-07-11 Nick Clifton <nickc@redhat.com>
9655 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9656 version for 64-bit hosts.
9658 2007-07-10 David Daney <ddaney@avtrex.com>
9660 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9662 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9664 * config/mips/mips.c (mips_expand_synci_loop): New function.
9665 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9666 (UNSPEC_RDHWR): Same.
9667 (UNSPEC_SYNCI): Same.
9668 (UNSPEC_SYNC): Same.
9669 (clear_cache): New expand.
9673 (clear_hazard): Same.
9674 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9676 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9677 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9679 2007-07-10 Ian Lance Taylor <iant@google.com>
9681 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9684 2007-07-10 David Daney <ddaney@avtrex.com>
9686 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9687 * builtins.c (expand_builtin___clear_cache): New function.
9688 (expand_builtin): Call expand_builtin___clear_cache for
9689 BUILT_IN_CLEAR_CACHE case.
9690 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
9691 * doc/md.texi (clear_cache): Document new instruction pattern.
9692 * testsuite/gcc.dg/builtins-64.c: New test.
9694 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
9696 * config/cris/cris.md ("movsi"): Fix typo in last change.
9698 2007-07-09 Geoffrey Keating <geoffk@apple.com>
9701 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
9703 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
9704 * varasm.c (assemble_start_function): Honor DECL_ALIGN
9705 for FUNCTION_DECLs. Don't use align_functions_log if
9707 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
9708 even for FUNCTION_DECLs.
9709 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
9711 * tree.h (DECL_ALIGN): Update for new location of 'align'.
9712 (DECL_FUNCTION_CODE): Update for new location and name of
9714 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
9715 (struct tree_decl_common): Move 'align' and 'off_align' out
9716 of union, ensure they're still on a 32-bit boundary. Remove
9717 other fields in union 'u1'.
9718 (struct tree_function_decl): Add field 'function_code' replacing
9719 'u1.f' in tree_decl_common.
9720 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
9721 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
9722 (Variable Attributes): Cross-reference 'aligned' attribute
9723 to Function Attributes.
9724 * flags.h (force_align_functions_log): Delete.
9725 * toplev.c (force_align_functions_log): Delete.
9727 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
9730 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
9731 (*vec_concatv2di_rex): New insn pattern.
9733 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9736 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
9738 2007-07-10 Ian Lance Taylor <iant@google.com>
9740 Replace no_new_pseudos in backends.
9741 * rtl.h (can_create_pseudo_p): Define.
9742 * config/darwin.c (machopic_indirect_data_reference): Use
9743 can_create_pseudo_p () instead of no_new_pseudos.
9744 (machopic_indirect_data_reference): Likewise.
9745 (machopic_legitimize_pic_address): Likewise.
9746 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
9747 (alpha_emit_set_const_1): Likewise.
9748 (alpha_emit_set_const): Likewise.
9749 (alpha_emit_conditional_move): Likewise.
9750 (alpha_split_conditional_move): Likewise.
9751 * config/alpha/alpha.md (various splitters): Likewise.
9753 * config/arm/arm.c (legitimize_pic_address): Likewise.
9754 (arm_load_pic_register): Likewise.
9755 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
9756 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
9757 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
9758 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
9759 * config/cris/cris.md (movsi): Likewise.
9760 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
9761 (symGOTOFF2reg_hilo): Likewise.
9762 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
9763 * config/h8300/h8300.md (insv, extzv): Likewise.
9764 * config/i386/i386.c (ix86_expand_move): Likewise.
9765 (ix86_expand_vector_move): Likewise.
9766 (ix86_prepare_fp_compare_args): Likewise.
9767 (ix86_expand_carry_flag_compare): Likewise.
9768 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
9769 (tls_dynamic_gnu2_combine_32): Likewise.
9770 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
9771 * config/ia64/ia64.c (ia64_expand_move): Likewise.
9772 (ia64_expand_movxf_movrf): Likewise.
9773 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
9774 (m32c_split_move): Likewise.
9775 (m32c_expand_insv): Likewise.
9776 * config/m68k/m68k.md (movsi): Likewise.
9777 * config/mips/mips.c (mips_force_temporary): Likewise.
9778 (mips_split_symbol): Likewise.
9779 (mips_move_integer): Likewise.
9780 (mips_legitimize_const_move): Likewise.
9781 * config/mn10300/mn10300.md (movsi): Likewise.
9782 * config/pa/pa.c (emit_move_sequence): Likewise.
9783 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9784 (rs6000_got_register): Likewise.
9785 (create_TOC_reference): Likewise.
9786 (rs6000_machopic_legitimize_pic_address): Likewise.
9787 * config/rs6000/rs6000.md (add<mode>3): Likewise.
9788 (various splitters): Likewise.
9789 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
9790 (movsi_got): Likewise.
9791 * config/s390/s390.c (emit_symbolic_move): Likewise.
9792 * config/s390/s390.md (movhi, movqi): Likewise.
9793 (load_multiple, store_multiple): Likewise.
9794 * config/score/score.c (score_force_temporary): Likewise.
9795 * config/sh/sh.c (prepare_move_operands): Likewise.
9796 (prepare_cbranch_operands): Likewise.
9797 (emit_fpu_switch): Likewise.
9798 (fpscr_set_from_mem): Likewise.
9799 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
9800 (adddi3, subsi3): Likewise.
9801 (various splitters): Likewise.
9802 (divsi_inv_fp_combine): Likewise.
9803 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
9804 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
9806 * config/sh/predicates.md (xor_operand): Likewise.
9807 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
9808 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
9809 (movdi_pic_label_ref): Likewise.
9810 * config/spu/spu.c (spu_split_immediate): Likewise.
9811 * config/alpha/alpha.md (various splitters): Remove test
9812 !no_new_pseudos || reload_completed.
9813 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
9815 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9816 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9817 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
9818 * config/score/score.c (th_output_mi_thunk): Likewise.
9819 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9820 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9822 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
9824 PR rtl-optimization/32664
9825 * mode-switching.c (create_pre_exit): Skip barrier insns.
9827 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9829 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
9830 force_gimple_operand_bsi.
9831 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
9832 rewrite_use_compare): Ditto.
9833 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
9835 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
9836 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
9837 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
9838 * tree-profile.c (prepare_instrumented_value,
9839 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9840 tree_gen_one_value_profiler, tree_gen_ic_profiler,
9841 tree_gen_ic_func_profiler, tree_gen_average_profiler,
9842 tree_gen_ior_profiler): Ditto.
9843 * tree-ssa-reassoc.c (negate_value): Ditto.
9844 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
9845 Use force_gimple_operand_bsi.
9846 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9847 * tree-if-conv.c (add_to_dst_predicate_list,
9848 find_phi_replacement_condition): Ditto.
9849 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
9850 Call mark_symbols_for_renaming for new statements.
9851 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
9853 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9855 * cfghooks.c (remove_edge): New function.
9856 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
9858 * cfghooks.h (remove_edge): Declare.
9859 * cfg.c (remove_edge): Renamed to remove_edge_raw.
9860 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
9862 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
9864 * optabs.h: Added declaration for signbit_optab.
9865 * optabs.c: (init_optabs): Added initialization for signbit_optab.
9866 * genoptinit.c (optabs): Added entry for signbit insns.
9867 * builtins.c (expand_builtin_signbit): Added code to use a signbit
9869 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
9870 * config/s390/s390.md (signbit<mode>2): New expander.
9872 2007-07-09 Richard Guenther <rguenther@suse.de>
9875 * fold-const.c (fold_plusminus_mult_expr): Move constant
9876 arguments second to allow decomposing.
9878 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
9881 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9883 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9884 Disregard DECL_FROM_INLINE.
9886 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9889 * doc/invoke.texi: Add ftree-reassoc flag.
9890 * common.opt (ftree-reassoc): New flag.
9891 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
9892 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
9894 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9896 PR tree-optimization/32681
9897 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
9898 saved in second_edge->aux when first_bb is a loop header.
9900 2007-07-09 Jan HUbicka <jh@suse.cz>
9902 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
9904 2007-07-09 Richard Guenther <rguenther@suse.de>
9906 * c-decl.c (start_function): Do not promote return type.
9908 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
9910 * function.c (do_warn_unused_parameter): Do not warn if
9911 TREE_NO_WARNING is set.
9913 2007-07-08 Andreas Schwab <schwab@suse.de>
9915 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
9917 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
9920 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9922 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9923 apply to assembly language, too.
9924 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9926 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
9928 Revert (note the sccvn portions are *not* reverted)
9929 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9931 Fix PR tree-optimization/23488
9933 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9935 * tree-flow-inline.h (get_value_handle): Ditto.
9936 * tree-ssa-pre.c (decl_vh_map): New.
9937 (decl_node_pool): New.
9938 (can_value_number_operation): Support DECL_P.
9939 (can_PRE_operation): Ditto.
9940 (create_expression_by_pieces): Ditto.
9941 (find_existing_value_expr): Modify to differnetiate between
9942 addressing and top level.
9943 (create_value_handle_for_expr): Handle DECL's.
9944 (poolify_tree): Ditto.
9945 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9946 (make_values_for_stmt): Handle DECL's properly.
9947 (init_pre): Reorg to not init useless things during FRE.
9949 * tree-flow.h: Include pointer-set.h.
9950 (decl_vh_map): Declare.
9951 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9953 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
9955 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
9956 the constraint description.
9957 * doc/md.texi: Update documentation of AVR constraints.
9959 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
9961 * auto-inc-dec.c, config/arm/arm.c,
9962 config/m32r/constraints.md, config/mips/mips.md,
9963 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
9964 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
9965 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
9966 typos. Follow spelling conventions.
9967 * doc/invoke.texi, doc/rtl.texi: Fix typos.
9969 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
9970 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
9972 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
9973 realloc_vuse): Remove.
9974 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
9977 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9979 Fix PR tree-optimization/23488
9981 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
9982 (try_to_simplify): Ditto.
9984 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9986 * tree-flow-inline.h (get_value_handle): Ditto.
9987 * tree-ssa-pre.c (decl_vh_map): New.
9988 (decl_node_pool): New.
9989 (can_value_number_operation): Support DECL_P.
9990 (can_PRE_operation): Ditto.
9991 (create_expression_by_pieces): Ditto.
9992 (find_existing_value_expr): Modify to differnetiate between
9993 addressing and top level.
9994 (create_value_handle_for_expr): Handle DECL's.
9995 (poolify_tree): Ditto.
9996 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9997 (make_values_for_stmt): Handle DECL's properly.
9998 (init_pre): Reorg to not init useless things during FRE.
10000 * tree-flow.h: Include pointer-set.h.
10001 (decl_vh_map): Declare.
10002 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10004 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10006 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10007 apply to assembly language, too.
10008 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10010 2007-07-06 Ian Lance Taylor <iant@google.com>
10011 Zack Weinberg <zackw@panix.com>
10013 PR middle-end/32441
10014 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10016 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10018 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10019 (prefetch): Likewise if "pref" would be used.
10021 2007-07-06 Josh Conner <jconner@apple.com>
10023 PR middle-end/32602
10024 PR middle-end/32603
10025 * calls.c (store_one_arg): Handle arguments which are partially
10026 on the stack when detecting argument overlap.
10028 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10030 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10031 chosen during find_reloads.
10033 2007-07-06 Richard Guenther <rguenther@suse.de>
10035 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10036 TYPE_ARG_TYPES for verification of argument types. Use
10037 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10038 parameters as variable arguments.
10040 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10042 * libgcc2.h (word_type): Type definition removed.
10043 (cmp_return_type, shift_count_type): Type definitions added.
10044 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10045 replaced with shift_count_type.
10046 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10048 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10049 changed from word_type to Wtype.
10050 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10051 replaced with shift_count_type.
10052 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10054 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10055 and libgcc_shift_count attribute added.
10056 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10057 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10058 (TARGET_INITIALIZER): New target hooks added.
10059 * targhooks.c (default_libgcc_cmp_return_mode,
10060 default_libgcc_shift_count_mode): Default implementations for the new
10061 target hooks added.
10062 * targhooks.h (default_libgcc_cmp_return_mode,
10063 default_libgcc_shift_count_mode): Function prototypes added.
10064 * target.h (struct gcc_target): Fields for the new target hooks added.
10065 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10067 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10070 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10071 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10073 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10074 s390_libgcc_shift_count_mode): Functions added.
10075 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10076 Target hooks defined.
10078 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10080 * config/mips/mips.c (compute_frame_size): Restore the original
10081 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10082 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10083 Document why the difference is needed.
10085 2007-07-06 Richard Guenther <rguenther@suse.de>
10087 * c-common.c (boolean_increment): Use correctly typed
10090 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10092 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10093 the topmost argument register is not also included in the save mask.
10094 (mips16e_collect_argument_save_p): Take a pointer to the argument
10095 register, rather than a pointer to the number of arguments.
10096 (mips16e_collect_argument_saves): Only include argument saves
10097 that aren't in the register mask.
10099 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10101 PR rtl-optimization/32450
10102 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10103 to ensure that instructions are not moved into the prologue when
10104 profiling is on. Remove unused prologue_end variable.
10105 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10106 as a scheduling barrier.
10108 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10111 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10112 Disregard DECL_FROM_INLINE.
10114 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10116 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10117 IORing with a constant.
10119 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10121 PR rtl-optimization/32475
10122 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10123 for every definition of the stack pointer.
10125 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10127 * arm.c (vfp3_const_double_index): Copy signed results of
10128 REAL_VALUE_TO_INT into unsigned vars.
10130 2007-07-05 Richard Guenther <rguenther@suse.de>
10132 PR middle-end/32639
10133 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10135 * tree-ssa.c (useless_type_conversion_p): Check canonical
10138 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10140 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10141 zero_extendhisi2): Change to define_insn_and_split.
10142 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10144 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10146 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10147 pass_match_asm_constraints): New.
10148 * passes.c (init_optimization_passes): Add new pass.
10149 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10150 * function.h (struct function): Add has_asm_statement bit.
10151 (current_function_has_asm_statement): New.
10152 * tree-pass.h (pass_match_asm_constraints): New.
10154 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10156 * config/mips/mips.c (mips_file_start): Avoid declaration
10159 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10161 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10163 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10165 * rtl.def (NOTE): Change print format string to print
10166 operand 5 as a note insn name.
10168 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10169 David Ung <davidu@mips.com>
10171 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10172 * doc/invoke.texi: (MIPS Options): Document them.
10174 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10175 David Ung <davidu@mips.com>
10177 Add support for SmartMIPS ASE.
10179 * optabs.c (expand_binop_directly): New, broken out from...
10180 (expand_binop): Here. Make it try rotating in the other
10181 direction even when the second operand isn't constant.
10182 * config/mips/mips.md (*lwxs): New.
10183 * config/mips/mips.opt (msmartmips): New.
10184 * config/mips/mips.c (mips_lwxs_address_p): New.
10185 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10186 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10187 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10188 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10189 (ISA_HAS_LWXS): New.
10190 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10191 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10192 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10193 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10194 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10195 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10196 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10198 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10200 * tree-vectorizer.c (new_loop_vec_info): Initialize
10201 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10202 * tree-vectorizer.h (_loop_vec_info): Added new filed
10203 min_profitable_iters.
10204 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10205 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10206 * tree-vect-analyze.c (vect_analyze_operations): Set
10207 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10208 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10209 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10210 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10211 and prologue cost to after they are computed.
10212 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10213 TARG_VEC_STMT_COST.
10214 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10215 of creating vectors from scalars according to dt.
10216 (vect_model_store_cost): Likewise.
10217 (vectorizable_call): Use dt array instead of scalar dt. Call
10218 vect_model_simple_cost with additional argument dt.
10219 (vectorizable_assignment): Likewise.
10220 (vectorizable_operation): Likewise.
10221 (vectorizable_type_demotion): Likewise.
10222 (vectorizable_type_promotion): Likewise.
10223 (vectorizable_store): Use dt array instead of scalar dt. Call
10224 vect_model_store_cost with additional argument dt.
10225 (vect_do_peeling_for_loop_bound): Don't call
10226 vect_estimate_min_profitable_iters. Instead, lookup
10227 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10228 "may not be profitable".
10230 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10233 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10234 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10235 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10236 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10238 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10240 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10241 addressing modes cheaper.
10243 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10245 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10246 (dw_ranges_struct): Rename block_num to num. Adjust.
10247 (dw_ranges_by_label_struct): New.
10248 (ranges_by_label, ranges_by_label_allocated,
10249 ranges_by_label_in_use): New variables.
10250 (add_ranges_num): Factored most of the code out of...
10251 (add_ranges): ... this one. Rewrite in terms of the former.
10252 (add_ranges_by_labels): New.
10253 (output_ranges): Output by-label ranges.
10254 (dwarf2out_finish): Output range for multiple-section
10255 compile_unit. Output standard DW_AT_low_pc in addition to
10256 unexpected DW_AT_entry_pc.
10258 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10260 PR tree-optimization/32604
10261 PR tree-optimization/32606
10263 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10264 (compute_antic_safe): Removed.
10265 (ANTIC_SAFE_LOADS): Ditto.
10266 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10267 (execute_pre): Don't call compute_antic_safe.
10268 (vuse_equiv): New function.
10269 (make_values_for_stmt): Use it
10270 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10273 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10276 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10277 rather than a decl.
10278 (avr_attribute_table): Make "naked" attribute apply to function types
10279 rather than to decls.
10280 (avr_handle_fntype_attribute): New function.
10282 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10284 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10287 2007-07-04 David Ung <davidu@mips.com>
10288 Joseph Myers <joseph@codesourcery.com>
10290 * config/mips/mips.md (type): Add logical, signext and move.
10291 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10292 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10293 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10294 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10295 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10296 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10297 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10298 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10299 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10300 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10301 movv2sf_hardfloat_64bit): Use the new types.
10302 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10303 *movdf_softfloat, *movdf_mips16): Use "multi".
10304 (extendqihi2): Replace with a define_expand.
10305 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10306 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10307 * config/mips/74k.md (r74k_int_logical): New reservation and
10309 (r74k_int_arith): Remove "slt".
10310 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10311 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10312 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10313 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10314 reservations for "arith".
10316 2007-07-04 Richard Guenther <rguenther@suse.de>
10318 * tree-ssa.c (useless_type_conversion_p): Add handling for
10319 scalar float and vector types. Only call the types_compatible_p
10320 langhook for aggregate types as last resort. Follow the
10323 2007-07-04 Richard Guenther <rguenther@suse.de>
10325 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10326 the same as NOP_EXPR.
10328 2007-07-04 Nick Clifton <nickc@redhat.com>
10330 * target.h (struct gcc_target): Add target_help field.
10331 * target-def.h (TARGET_HELP): New.
10332 (TARGET_INITIALIZER): Use TARGET_HELP.
10333 * opts.c (command_handle_option): Invoke target_help function, if
10334 defined, when the user has specified --target-help on the command
10336 * doc/invoke.texi: Mention that --target-help might print
10337 additional information.
10338 * doc/tm.texi: Document TARGET_HELP hook.
10340 * arm.c (TARGET_HELP): Override default definition.
10341 (arm_target_help): New - display a wrapped list of cores and
10342 architectures supported.
10344 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10346 * config/v850/v850.c (expand_prologue): Make sure
10347 GEN_INT() argument is sign extended rather than zero extended.
10348 (expand_epilogue): Likewise.
10349 (output_move_double): Delete.
10350 * config/v850/v850-protos.h (output_move_double): Delete.
10351 * config/v850/v850.md (movdi): Delete.
10352 (*movdi_internal): Delete.
10354 (*movdf_internal): Delete.
10356 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10358 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10359 unless compiling RTP PIC.
10361 2007-07-04 Richard Guenther <rguenther@suse.de>
10363 PR tree-optimization/32482
10364 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10365 original ssa name if we didn't find a shift expression.
10366 Fix shift constant for bit zero test.
10368 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10370 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10372 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10374 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10375 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10376 * config/arm/vxworks.h (ASM_SPEC): Delete.
10377 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10379 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10381 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10382 (DDR_REVERSED_P): New.
10383 * tree-data-ref.c (initialize_data_dependence_relation,
10384 build_classic_dist_vector): Set DDR_REVERSED_P.
10386 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10388 PR middle-end/32457
10389 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10390 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10391 init_omega_for_ddr_1): Use non conservative number of iterations
10393 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10394 (analyze_siv_subscript): Remove FIXME and reinitialization of
10395 last_conflicts to chrec_dont_know.
10396 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10398 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10400 * tree.c (maybe_canonicalize_argtypes): Improve description.
10402 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10404 * tree.c (maybe_canonicalize_argtypes): New.
10405 (build_function_type): Set canonical type.
10406 (build_method_type_directly): Ditto.
10407 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10410 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10412 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10414 (rewrite_use_nonlinear_expr): Likewise.
10416 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10418 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10420 2007-07-04 Ben Elliston <bje@au.ibm.com>
10422 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10425 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10427 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10428 (Exception Handling): Likewise.
10430 2007-07-03 Jan Hubicka <jh@suse.cz>
10432 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10434 2007-07-03 Eric Christopher <echristo@apple.com>
10436 * doc/cppopts.texi: Add conflicting option note to -dM.
10437 * doc/invoke.texi: Add note about possible conflicts with
10438 -E for -dCHARS and note that -dM will not produce
10439 any results if there is no machine dependent reorg.
10441 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10443 * tree.h (DECL_ALIGN): Back out previous change.
10445 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10447 * configure.ac: Test for .dtprelword support on MIPS.
10448 * configure, config.in: Regenerate.
10449 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10450 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10452 2007-07-03 Julian Brown <julian@codesourcery.com>
10454 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10455 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10456 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10457 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10459 (all_fpus): Add FPUTYPE_VFP3.
10460 (fp_model_for_fpu): Add VFPv3 field.
10461 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10462 (vfp3_const_double_index): New function. Return integer index of
10463 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10465 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10466 and argument represents a valid RTX for a VFPv3 constant.
10467 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10469 (vfp_emit_fstmd): Similar, for fstmd.
10470 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10471 constants, represented as integer indices.
10472 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10473 VFP_REGNO_OK_FOR_DOUBLE macros.
10474 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10475 (arm_file_start): Set float-abi attribute for VFPv3, and output
10476 correct ".fpu" assembler directive.
10477 (arm_dbx_register_numbering): Add FIXME.
10478 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10479 (fputype): Add FPUTYPE_VFP3.
10480 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10481 (CALL_USED_REGISTERS): Likewise.
10482 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10483 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10484 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10485 (D7_VFP_REGNUM): New.
10486 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10487 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10488 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10489 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10490 (REG_ALLOC_ORDER): Adjust for VFPv3.
10491 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10492 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10493 VFP_LO_REGS, VFP_HI_REGS.
10494 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10495 (IS_VFP_CLASS): Define macro.
10496 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10498 (REGISTER_MOVE_COST): Likewise.
10499 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10500 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10501 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10502 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10503 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10504 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10505 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10506 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10507 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10508 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10509 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10510 where appropriate for single-word registers.
10511 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10512 As above. Fix type attributes.
10513 * config/arm/constraints.md (register_contraint "t"): Define.
10514 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10516 (register_constraint "x"): Define.
10517 (constraint "Dv"): Define.
10519 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10521 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10523 2007-07-03 Tom Tromey <tromey@redhat.com>
10525 * c-parser.c (objc_pq_context): Removed.
10526 (objc_need_raw_identifier): Likewise.
10527 (c_parser) <objc_pq_context>: New field.
10528 <objc_need_raw_identifier>: Likewise.
10529 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10530 (c_lex_one_token): Update.
10531 (c_parser_objc_protocol_definition): Update.
10532 (c_parser_objc_method_definition): Update.
10533 (c_parser_objc_methodproto): Update.
10534 (c_parser_declspecs): Update.
10536 2007-07-03 David Ung <davidu@mips.com>
10538 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10540 2007-07-03 David Ung <davidu@mips.com>
10541 Richard Sandiford <richard@codesourcery.com>
10543 * doc/invoke.texi: Document -march=74kf3_2.
10544 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10545 (TUNE_74K): Check for it.
10546 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10547 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10548 * config/mips/mips.md (cpu): Add 74kf3_2.
10549 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10550 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10551 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10552 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10553 74kf3_2 to the CPU list.
10554 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10555 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10556 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10557 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10558 (r74kf3_2_fxfer_from_c1): New insn reservations.
10560 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10561 David Ung <davidu@mips.com>
10563 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10564 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10565 and 74k[fx]. Document aliases for the new options.
10566 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10567 (PROCESSOR_24KF2_1): ...this.
10568 (PROCESSOR_24KX): Rename to...
10569 (PROCESSOR_24KF1_1): ...this.
10570 (PROCESSOR_74KF): Rename to...
10571 (PROCESSOR_74KF2_1): ...this.
10572 (PROCESSOR_74KX): Rename to...
10573 (PROCESSOR_74KF1_1): ...this.
10574 (TUNE_74K): Update PROCESSOR_* names.
10575 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10576 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10577 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10578 (mips_rtx_cost_data): Update processor names in comments.
10579 (mips_issue_rate): Update PROCESSOR_* names.
10580 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10581 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10582 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10583 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10584 Update cpu attribute names.
10585 (r24k_fpu_iss): Rename this reservation to...
10586 (r24kf2_1_fpu_iss): ...this and update all uses.
10587 (r24kx_fpu_iss): Rename this reservation to...
10588 (r24kf1_1_fpu_iss): ...this and update all uses.
10589 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10590 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10591 Update cpu attribute names.
10593 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10595 * config/m32r/constraints.md: New file.
10596 * config/m32r/m32r.c: Include tm-constrs.h.
10597 (small_data_operand): Use satisfies_constraint_* instead of macro.
10598 (addr24_operand, gen_compare): Likewise.
10599 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10600 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10601 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10602 EXTRA_CONSTRAINT): Likewise.
10603 * config/m32r/m32r.md: Include constraints.md.
10604 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10605 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10606 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10607 (two_insn_const_operand, int8_operand, uint16_operand,
10608 reg_or_int16_operand, reg_or_uint16_operand,
10609 reg_or_cmp_int16_operand, cmp_int16_operand,
10610 seth_add3_operand): Likewise.
10612 2007-07-03 Eric Christopher <echristo@gmail.com>
10614 * libgcc2.h: Conditionally declare __bswapsi2 and
10617 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10619 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10622 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10625 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10626 (__gthrw_pragma): Provide default definition.
10627 (__gthrw2): Use it.
10628 * gthr-posix.c (__gthrw_pragma): Define.
10630 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10632 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10633 before declaring inequality.
10635 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10637 * combine.c (recog_for_combine): Log the success or failure of
10638 matching new insn patterns against the machine description in
10641 2007-07-03 Revital Eres <eres@il.ibm.com>
10643 * ddg.c (print_sccs): New function.
10644 (check_sccs): New function.
10645 (create_ddg_all_sccs): Use it.
10646 * ddg.h (print_sccs): Declare.
10647 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10649 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10651 * targhooks.h (default_mode_for_suffix): New function declaration.
10652 * targhooks.c (default_mode_for_suffix): New default target hook.
10653 * target.h (struct c): New structure in the targetm struct.
10654 (mode_for_suffix): New target hook as part of struct c.
10655 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10656 default_mode_for_suffix.
10657 (TARGET_C): New define.
10658 * c-lex.c: Include "target.h".
10659 (interpret_float): Use targetm.c.mode_for_suffix to determine
10660 the mode for a given non-standard suffix.
10661 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10663 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10664 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10666 * doc/extend.texi (Floating Types): New node. Document __float80 and
10667 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10669 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10672 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10673 predicate instead of target_operand.
10674 (divsi3_i1_media, divsi3_media_2): Likewise.
10676 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10678 * tree.h (alias_sets_might_conflict_p): Rename into
10679 alias_sets_must_conflict_p.
10680 * alias.c (alias_sets_might_conflict_p): Likewise.
10681 (alias_sets_conflict_p): Use it.
10682 (objects_must_conflict_p): Likewise.
10683 * c-common.c (strict_aliasing_warning): Adjust.
10685 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10687 * rtlhooks.c (gen_lowpart_if_possible): Check for
10688 invalid subreg before calling gen_lowpart_SUBREG.
10690 2007-07-02 Geoffrey Keating <geoffk@apple.com>
10692 * config/darwin9.h: Add copyright notice.
10693 (LINK_COMMAND_SPEC): Add comment.
10694 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
10695 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
10696 DARWIN_LIBSYSTEM_HAS_UNWIND.
10698 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10701 * omp-low.c (check_combined_parallel): New function.
10702 (lower_omp_parallel): Call it via walk_stmts, set
10703 OMP_PARALLEL_COMBINED if appropriate.
10704 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
10705 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
10706 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
10707 don't consider it as combined parallel.
10709 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10711 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10712 (gcc_tooldir): Likewise.
10713 * configure: Regenerate.
10714 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10715 old configure.ac gcc_tooldir setting.
10716 (prefix_to_exec_prefix): New variable.
10717 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10718 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10720 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
10722 Fix PR tree-optimization/32583
10723 Fix PR tree-optimization/32584
10724 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
10725 (phi_translate_set): Use phi_translate directly now.
10726 (make_values_for_stmt): Don't value number RHS if we already know
10729 2007-07-02 Steve Ellcey <sje@cup.hp.com>
10730 Jim Wilson <wilson@specifix.com>
10733 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
10736 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
10737 Richard Sandiford <richard@codesourcery.com>
10738 Nigel Stephens <nigel@mips.com>
10740 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
10741 (mips16e_output_save_restore): Declare.
10742 (mips16e_save_restore_pattern_p): Likewise.
10743 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
10744 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
10745 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
10746 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
10747 (BITSET_P): New global macro, extracted from...
10748 (mips_for_each_saved_reg): ...here.
10749 (mips16e_save_restore_info): New struct.
10750 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
10751 (mips16e_save_restore_regs): New variable.
10752 (mips_split_plus, mips16e_find_first_register): New functions.
10753 (mips16e_mask_registers): New function.
10754 (compute_frame_size): Expand the commentary before the function.
10755 Enforce the MIPS16e save and restore register range restrictions.
10756 Pad the general register save area at the low end.
10757 (mips16e_save_restore_reg, mips16e_build_save_restore)
10758 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
10759 (mips16e_output_save_restore, mips16e_collect_propagate_value)
10760 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
10762 (mips_expand_prologue, mips_expand_epilogue): Handle
10763 GENERATE_MIPS16E_SAVE_RESTORE.
10764 * config/mips/mips.md (*mips16e_save_restore): New pattern.
10766 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
10768 PR tree-optimization/31966
10769 PR tree-optimization/32533
10770 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
10771 "basic_block" description as its third argument. Update function
10772 calls to get destination bb from "edge" argument. Save "cond" into
10773 aux field of the edge. Update prototype for changed arguments.
10774 (if_convertible_loop_p): Clear aux field of incoming edges if bb
10776 (find_phi_replacement_condition): Operate on incoming edges, not
10777 on predecessor blocks. If there is a condition saved in the
10778 incoming edge aux field, AND it with incoming bb predicate.
10779 Return source bb of the first edge.
10780 (clean_predicate_lists): Clean aux field of outgoing node edges.
10781 (tree_if_conversion): Do not initialize cond variable. Move
10782 variable declaration into the loop.
10783 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
10784 initializations of new_stmt, arg0 and arg1 variables.
10786 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10788 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
10789 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
10791 2007-07-02 Richard Guenther <rguenther@suse.de>
10793 * tree-ssa.c (useless_type_conversion_p): Document
10794 future intent as defining the middle-end type system.
10795 Re-structure to call langhook last, group by type class,
10796 mark questionable parts.
10798 2007-07-02 Richard Guenther <rguenther@suse.de>
10800 * tree-flow.h (types_compatible_p): Declare.
10801 * tree-ssa.c (types_compatible_p): New function.
10802 * ipa-type-escape.c (discover_unique_type): Use
10803 types_compatible_p instead of lang_hooks.types_compatible_p.
10804 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10805 * tree-vn.c (expressions_equal_p): Likewise.
10806 * tree.c (fields_compatible_p): Likewise.
10807 * tree-ssa-dom.c (avail_expr_eq): Likewise.
10808 (cprop_operand): Use useless_type_conversion_p instead of
10809 lang_hooks.types_compatible_p.
10810 * tree-inline.c (setup_one_parameter): Likewise.
10811 (declare_return_variable): Likewise.
10812 * tree-nrv.c (tree_nrv): Likewise.
10813 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10814 (maybe_fold_offset_to_component_ref): Likewise.
10815 (maybe_fold_offset_to_reference): Likewise.
10816 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10817 (merge_alias_info): Likewise.
10818 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10819 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
10820 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
10821 * tree-tailcall.c (find_tail_calls): Likewise.
10822 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
10823 * gimplify.c (canonicalize_addr_expr): Likewise.
10824 (fold_indirect_ref_rhs): Likewise.
10825 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
10826 (cpt_same_type): Likewise.
10827 (check_pointer_types_r): Swap parameters to cpt_same_type
10829 * fold-const.c (fold_convert): Revert fix for PR15988.
10830 * tree-inline.c (setup_one_parameter): Instead fix it here by
10831 using fold_build1 instead of fold_convert and checking for
10832 error_mark_node. Convert only if the conversion is necessary.
10834 2007-07-02 Joseph Myers <joseph@codesourcery.com>
10836 * configure.ac: Check for .gnu_attribute on Power.
10837 * configure: Regenerate.
10838 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
10839 attribute for floating-point ABI.
10841 2007-07-02 Ira Rosen <irar@il.ibm.com>
10843 PR tree-optimization/32230
10844 PR tree-optimization/32477
10845 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
10846 address is a constant.
10848 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10850 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
10851 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
10852 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
10853 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
10854 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
10855 64-bit targets. Add support for *-elfoabi*.
10856 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
10857 different settings if $(tm_defines) does not select the EABI.
10858 (MULTILIB_EXCLUSIONS): Define in those circumstances.
10859 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
10860 (MIPS_ARCH_OPTION_SPEC): Likewise.
10861 (MIPS_ISA_LEVEL_SPEC): Likewise.
10862 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
10863 * config/mips/elfoabi.h: New file.
10865 2007-07-02 Richard Guenther <rguenther@suse.de>
10867 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
10868 (useless_type_conversion_p): ... this.
10869 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
10870 (useless_type_conversion_p): ... this.
10871 * builtins.c (fold_builtin_memory_op): Rename
10872 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
10873 * tree-cfg.c (verify_expr): Likewise.
10874 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
10875 * tree-ssa-ccp.c (ccp_fold): Likewise.
10876 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10877 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
10878 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10879 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
10880 * tree-ssa-pre.c (eliminate): Likewise.
10881 * tree-ssa.c (delete_tree_ssa): Likewise.
10882 (tree_ssa_useless_type_conversion): Likewise.
10883 * tree.c (build2_stat): Likewise.
10885 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10887 Fix PR tree-optimization/32571
10888 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
10891 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10893 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
10894 and other expected operations explicitly, change default to
10897 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10899 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
10901 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
10902 (tls_load_dot_plus_eight): Move the label number into the unspec.
10903 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
10905 2007-07-01 Andreas Schwab <schwab@suse.de>
10907 * dwarf2out.c (initial_return_save): Define only if used.
10909 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
10911 Unreverting Richard's Revert of:
10913 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10915 * dce.c (deletable_insn_p_1): New function, split out from...
10916 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10917 specially, not those inside PARALLELs. Remove BODY argument
10918 and adjust recursive call accordingly.
10919 (prescan_insns_for_dce): Update call to delete_insn_p.
10921 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
10922 Revital Eres <eres@il.ibm.com>
10924 * ddg.c (create_ddg_all_sccs): Fix missed
10925 initialization of scc_nodes.
10927 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
10929 PR middle-end/32559
10930 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
10931 X + ~X to 1 only for INTEGRAL_TYPE_P type.
10933 2007-06-30 Joseph Myers <joseph@codesourcery.com>
10935 * configure.ac: Check for .gnu_attribute on MIPS.
10936 * configure, config.in: Regenerate.
10937 * config/mips/mips.c (mips_file_start): If supported, output
10938 attribute for floating-point ABI.
10940 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
10943 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
10944 (ffs_cmove): New expander to expand using ctz pattern.
10945 (*ffs_cmove): Remove pattern.
10946 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
10947 (ffsdi2): Expand using ctz pattern.
10948 (*ffs_rex64): Remove pattern.
10950 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10952 PR rtl-optimization/32296
10953 * pa.md (return): Delete pattern.
10954 (return_internal): Remove "(const_int 1)" from pattern.
10955 (epilogue): Use return_internal pattern for trivial returns.
10956 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
10957 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
10959 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10961 * tree-ssa-pre.c (is_exception_related): New function
10962 (can_value_number_operation): Use it.
10964 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10966 Fix PR tree-optimization/32540
10967 Fix PR tree-optimization/31651
10969 * tree-ssa-sccvn.c: New file.
10971 * tree-ssa-sccvn.h: Ditto.
10973 * tree-vn.c: Include tree-ssa-sccvn.h
10974 (val_expr_paid_d): Removed.
10975 (value_table): Ditto.
10976 (vn_compute): Ditto.
10977 (val_expr_pair_hash): Ditto.
10978 (val_expr_pair_expr_eq): Ditto.
10979 (copy_vuses_from_stmt): Ditto.
10980 (vn_delete): Ditto.
10982 (shared_vuses_from_stmt): Ditto.
10983 (print_creation_to_file): Moved up.
10984 (sort_vuses): Ditto.
10985 (sort_vuses_heap): Ditto.
10986 (set_value_handle): Make non-static.
10987 (make_value_handle): Ditto.
10988 (vn_add): Rewritten to use sccvn lookups.
10989 (vn_add_with_vuses): Ditto.
10990 (vn_lookup): Ditto (and second argument removed).
10991 (vn_lookup_with_vuses): Ditto.
10992 (vn_lookup_or_add): Ditto (and second argument removed);
10993 (vn_lookup_or_add_with_vuses): Ditto.
10994 (vn_lookup_with_stmt): New.
10995 (vn_lookup_or_add_with_stmt): Ditto.
10996 (create_value_handle_for_expr): Ditto.
10998 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
10999 (seen_during_translate): New function.
11000 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11001 (phi_trans_add): Ditto.
11002 (constant_expr_p): FIELD_DECL is always constant.
11003 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11004 Use constant_expr_p.
11005 Avoid infinite recursion on mutually valued expressions.
11006 Change callers of vn_lookup_or_add.
11007 (phi_translate): New function.
11008 (compute_antic_safe): Allow phi nodes.
11009 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11010 (find_or_generate_expression): Rewrite slightly.
11011 (create_expression_by_pieces): Updated for vn_lookup_or_add
11013 Update VN_INFO for new names.
11014 (insert_into_preds_of_block): Update for new names.
11015 (add_to_exp_gen): New function.
11016 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11017 (find_existing_value_expr): Rewrite to changed vn_lookup.
11018 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11019 (try_look_through_load): Removed.
11020 (try_combine_conversion): Ditto.
11021 (get_sccvn_value): New function.
11022 (make_values_for_phi): Ditto.
11023 (make_values_for_stmt): Ditto.
11024 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11026 (init_pre): Update for SCCVN changes.
11028 (execute_pre): Ditto.
11030 * tree-flow.h (make_value_handle): Declare.
11031 (set_value_handle): Ditto.
11032 (sort_vuses_heap): Ditto.
11033 (vn_lookup_or_add_with_stmt): Ditto.
11034 (vn_lookup_with_stmt): Ditto.
11035 (vn_compute): Remove.
11037 (vn_delete): Ditto.
11038 (vn_lookup): Update arguments.
11040 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11041 (tree-vn.o): Ditto.
11042 (tree-ssa-sccvn.o): New.
11043 (OBJS-common): Add tree-ssa-sccvn.o
11045 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11048 * c-typeck.c (build_external_ref): Don't mark as used if called
11050 * calls.c (rtx_for_function_call): Likewise.
11052 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11056 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11058 * dce.c (deletable_insn_p_1): New function, split out from...
11059 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11060 specially, not those inside PARALLELs. Remove BODY argument
11061 and adjust recursive call accordingly.
11062 (prescan_insns_for_dce): Update call to delete_insn_p.
11064 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11066 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11067 (try_combine): Move potential calls to undo_all() so they happen
11068 before we commit to using the combined insns.
11070 2006-06-30 Jan Hubicka <jh@suse.cz>
11072 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11075 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11077 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11078 (cgraph_remove_unreachable_nodes): Likewise.
11079 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11080 * ipa-inline.c (update_caller_keys): Cast according to the coding
11082 (cgraph_decide_recursive_inlining): Likewise.
11083 (cgraph_decide_inlining_of_small_function): Likewise.
11084 (try_inline): Likewise.
11085 (cgraph_decide_inlining_incrementally): Likewise.
11086 * ipa-pure-const.c (get_function_state): Likewise.
11087 (scan_function): Likewise.
11088 (analyze_function): Likewise.
11089 (static_execute): Likewise.
11090 * ipa-reference.c (scan_for_static_refs): Likewise.
11091 (merge_callee_local_info): Likewise.
11092 (analyze_function): Use type safe memory macros.
11093 (static_execute): Likewise. Cast according to the coding conventions.
11094 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11096 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11098 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11099 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11102 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11104 PR middle-end/30024
11105 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11106 for complex modes (both int and real).
11108 2007-06-29 Jan Hubicka <jh@suse.cz>
11110 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11112 2007-06-29 Jan Hubicka <jh@suse.cz>
11114 PR middle-end/32372
11115 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11118 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11121 * config/avr/avr.c: Include dataflow header file.
11122 (expand_prologue): Adjust for prologue insn change.
11123 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11126 2007-06-29 Richard Guenther <rguenther@suse.de>
11128 PR middle-end/32493
11129 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11130 during type verification.
11132 2007-06-29 Jan Hubicka <jh@suse.cz>
11134 * recog.c (validate_change_rtx_1): Unshare TO argument.
11136 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11138 PR tree-optimization/24659
11139 * tree-vect-transform.c (vectorizable_call): Handle
11140 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11142 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11143 * config/i386/i386.c (enum ix86_builtins)
11144 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11145 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11147 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11148 const using def_builtin_const.
11149 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11150 input operands in the same modes as the result.
11151 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11153 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11155 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11156 (df_set_dead_notes_for_mw): Likewise.
11158 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11160 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11162 2007-06-28 DJ Delorie <dj@redhat.com>
11164 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11166 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11168 * doc/invoke.texi (C++ Dialect Options): Document
11169 fvisibility-ms-compat.
11170 * c.opt (fvisibility-ms-compat): New.
11172 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11175 * tree-affine.c (aff_combination_add_elt): Handle
11176 pointer addition specially.
11178 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11180 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11181 decl is non-external for AIX ABI.
11183 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11185 * config/rs6000/predicates.md (current_file_function_operand):
11186 Ensure the symbol is non-external for AIX ABI.
11188 2007-06-28 Nick Clifton <nickc@redhat.com>
11190 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11191 (fdce, fdse, fpredictive-commoning): Likewise.
11193 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11196 * gcc.c (process_command): Recognize the new -static-libgfortran
11199 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11202 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11203 Use a call clobbered hard reg instead of a pseudo reg.
11205 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11207 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11209 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11212 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11213 REG_LIBCALL and REG_RETVAL notes.
11214 (divsi3, mulsi3): Likewise.
11215 (mulhisi3): Likewise. Use emit_libcall_block.
11216 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11218 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11220 PR rtl-optimization/32481
11221 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11223 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11225 * dce.c (deletable_insn_p_1): New function, split out from...
11226 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11227 specially, not those inside PARALLELs. Remove BODY argument
11228 and adjust recursive call accordingly.
11229 (prescan_insns_for_dce): Update call to delete_insn_p.
11231 2007-06-27 Richard Guenther <rguenther@suse.de>
11233 PR middle-end/32492
11234 * tree.h (fold_convertible_p): Declare.
11235 * fold-const.c (fold_convertible_p): New function.
11236 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11237 instead of lang_hooks.types_compatible_p.
11239 2007-06-26 Jan Hubicka <jh@suse.cz>
11241 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11242 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11243 early use validate_unshare_change.
11244 (reload_combine): Likewise.
11245 * recog.c (change_t): New field unshare.
11246 (validate_change_1): Rename from validate_change; add argument unshare.
11247 (validate_change): Turn into wrapper of validate_change_1; update
11248 prototype for bools.
11249 (validate_unshare_change): New.
11250 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11251 calls of df_insn_rescan.
11252 * recog.h (validate_change): Replace ints by bools.
11253 (validate_unshare_change): Declare.
11255 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11257 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11259 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11261 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11263 2007-06-25 Jan Hubicka <jh@suse.cz>
11265 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11267 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11268 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11269 places other call site specific checks are performed.
11271 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11274 * tree-vect-transform.c (vectorizable_operation): Convert
11275 POINTER_PLUS_EXPR over to PLUS_EXPR.
11277 2007-06-25 Chao-ying Fu <fu@mips.com>
11279 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11280 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11281 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11282 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11284 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11285 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11286 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11287 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11288 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11289 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11290 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11291 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11292 ALL_FIXED_POINT_MODE_P): New define.
11293 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11295 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11297 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11298 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11299 MODE_VECTOR_UACCUM): New mode classes.
11301 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11302 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11303 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11306 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11307 (blank_mode): Initialize ibit and fbit.
11308 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11309 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11311 (new_adjust): Change required_class to required_class_from and
11312 required_class_to for testing within a range.
11313 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11314 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11315 MODE_VECTOR_UACCUM.
11316 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11317 (make_fixed_point_mode): New.
11318 (_ADD_ADJUST): Change C to C1 and C2.
11319 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11320 use a range for machine classes.
11321 (ADJUST_IBIT, ADJUST_FBIT): New.
11322 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11324 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11325 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11326 Emit adjustment for ibit and fbit.
11327 (emit_mode_ibit, emit_mode_fbit): New.
11328 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11330 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11332 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11333 as the source of the set.
11335 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11337 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11338 FP_REGNO_P): Use IN_RANGE.
11339 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11340 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11341 (DATA_REG_P): Use DATA_REGNO_P.
11342 (FP_REG_P): Use FP_REGNO_P.
11343 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11344 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11345 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11347 2007-06-24 Jan Hubicka <jh@suse.cz>
11349 PR middle-end/30563
11350 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11352 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11354 PR middle-end/32461
11355 * fold-const.c (fold_binary): Strip nops of operand 0
11356 of BIT_NOT_EXPR before calling operand_equal_p.
11357 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11358 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11360 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11362 * doc/extend.texi: Document that dllimport and dllexport imply
11363 default visibility.
11364 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11365 imported or exported declaration, including type declarations.
11366 * c-common.c (handle_visibility_attribute): Check for conflicts
11367 with dllimport/dllexport.
11368 (c_determine_visibility): Handle dllimport/dllexport as an
11369 explicit visibility atttribute.
11371 2007-06-23 Richard Guenther <rguenther@suse.de>
11373 PR tree-optimization/16876
11374 PR middle-end/29478
11375 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11377 * tree-inline.c (initialize_inlined_parameters): Do not call
11378 lang_hooks.tree_inlining.convert_parm_for_inlining.
11379 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11380 reason for mismatched types.
11381 * gimplify.c (gimplify_call_expr): Verify the call expression
11382 arguments match the called function type signature. Otherwise
11383 mark the call expression to be not considered for inlining
11384 using CALL_CANNOT_INLINE_P flag.
11385 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11386 edges call expression.
11387 (cgraph_decide_inlining_of_small_function): Likewise.
11388 (cgraph_decide_inlining): Likewise.
11389 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11391 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11392 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11393 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11394 Remove declaration.
11395 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11396 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11398 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11399 convert_parm_for_inlining member.
11401 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11404 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11405 Remove optimization for GT.
11407 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11409 PR middle-end/32437
11410 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11412 (prescan_insns_for_dce): Add extra parameter.
11414 2007-06-23 Jan Hubicka <jh@suse.cz>
11416 PR middle-end/31541
11417 * gimplify.c (mark_addressable): New function.
11418 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11420 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11422 PR middle-end/32374
11423 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11425 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11428 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11429 moves between MMX/SSE registers to at least 8 units to prevent
11430 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11432 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11434 * config/i386/i386.c (override_options): Correct x86_sahf
11437 2007-06-21 David Daney <ddaney@avtrex.com>
11440 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11441 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11442 (exception_receiver): Renamed to ...
11443 (nonlocal_goto_receiver): ... this.
11445 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11447 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11448 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11449 partial register accesses.
11451 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11453 * fold-const.c (debug_fold_checksum): Move it under
11454 ENABLE_FOLD_CHECKING.
11456 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11458 PR middle-end/20623
11459 * tree.h (debug_fold_checksum): Declared.
11460 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11461 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11462 build_fold_addr_expr_with_type_1.
11463 (fold_addr_expr, debug_fold_checksum): New.
11464 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11465 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11466 Use fold_addr_expr.
11468 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11470 PR tree-optimization/19590
11471 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11472 of scev is a constant.
11474 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11476 * df-problems.c (df_note_bb_compute): Made computation of live
11477 info consistent with df_lr.
11479 2007-06-21 Richard Guenther <rguenther@suse.de>
11481 PR tree-optimization/32453
11482 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11483 for pointer anti-range.
11485 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11487 * config/i386/i386.c (processor_target_table): Increase maximum
11488 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11491 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11492 byte alignment if > 8 byte alignment is preferred.
11493 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11495 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11497 PR tree-optimization/31866
11498 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11499 if ASM_EXPR's input is not a SSA_NAME.
11501 PR middle-end/32362
11502 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11503 but decl is a global var, instead return decl.
11504 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11505 even for is_global_var decls, if they are private in some outer
11508 2007-06-21 Richard Guenther <rguenther@suse.de>
11510 PR tree-optimization/32451
11511 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11513 2007-06-21 Christian Bruel <christian.bruel@st.com>
11515 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11516 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11517 (push_regs): Changed saving order or banked registers.
11518 (sh_expand_epilogue): Likewise.
11519 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11520 (FIRST_BANKED_REG): Likewise.
11521 (LAST_BANKED_REG): Likewise.
11522 * config/sh/sh.md (banked) New attribute.
11523 (in_delay_slot): Check banked attribute.
11525 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11527 PR tree-optimization/32075
11528 * tree-data-ref.c (subscript_dependence_tester_1,
11529 analyze_miv_subscript, analyze_overlapping_iterations,
11530 add_distance_for_zero_overlaps, build_classic_dist_vector,
11531 subscript_dependence_tester_1, analyze_overlapping_iterations,
11532 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11533 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11534 to evolution_function_is_affine_multivariate_p.
11536 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11538 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11540 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11543 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11545 * config/m32c/prologue.md (epilogue_exitd_16): New.
11546 (epilogue_reit_16): New.
11547 (epilogue_exitd): Rename to epilogue_exitd_24.
11548 (epilogue_reit): Rename to epilogue_reit_24.
11550 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11551 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11553 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11555 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11556 if dbg_cnt (sched_insn) reaches the limit.
11557 (choose_ready): New parameter INSN_PTR and new return value.
11558 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11559 the new return value from choose_ready.
11560 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11561 (rest_of_handle_global_alloc): New global_alloc_at_func.
11563 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11565 PR tree-optimization/25737
11566 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11567 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11568 * tree-flow.h (struct fieldoff): Add new field alias_set.
11569 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11570 argument addressable_type. Set alias_set of fieldoff.
11571 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11572 (create_overlap_variables_for): Pass alias_set from fieldoff to
11574 * alias.c (get_alias_set): Use alias_set from SFT if set.
11576 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11578 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11579 of a variable as an unsigned HOST_WIDE_INT integer.
11581 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11583 PR rtl-optimization/32405
11584 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11586 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11588 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11590 PR middle-end/31959
11591 * builtins.c: Include diagnostic.h.
11592 (expand_builtin_expect): Make gcc_assert more permissive.
11593 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11595 PR inline-asm/32109
11596 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11599 PR middle-end/32285
11600 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11601 if ACCUMULATE_OUTGOING_ARGS.
11603 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11605 * config/m68hc11/m68hc11.c: Include dataflow header file.
11606 (m68hc11_reorg): Port to dataflow.
11608 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11610 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11611 (struct df_problem.free_blocks_on_set_blocks): New field.
11612 (struct dataflow.optional_p): New field.
11613 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11614 (df_live_set_all_dirty): New function.
11615 * df-scan.c (df_scan_alloc): Initialize optional_p.
11616 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11617 * df-core.c (df_set_blocks): Removed use of
11618 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11619 df_problem.free_blocks_on_set_blocks to determine which blocks are
11621 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11622 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11623 uses dataflow.optional_p to determine if problem should be
11625 (rest_of_handle_df_initialize): Only start live problem if
11627 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11628 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11629 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11630 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11631 problem_NOTE): Initialize free_blocks_on_set_blocks.
11632 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11634 (df_live_set_all_dirty, df_note_alloc): New function.
11635 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11637 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11638 * postreload.c (reload_combine): Ditto.
11639 * cse.c (cse_extended_basic_block): Ditto.
11640 * regmove.c (mark_flags_life_zones): Ditto.
11641 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11642 erase_matching_seqs): Ditto.
11643 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11644 * integrate (allocate_initial_values): Ditto.
11645 * combine.c (reg_dead_at_p): Ditto.
11646 * resource.c (mark_target_live_regs): Ditto.
11647 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11648 * config/sh/sh.c (find_r0_life_regions): Ditto.
11649 * global.c (rest_of_handle_global_alloc): Only add back df_live
11651 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11652 df_live for -O > 1.
11653 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11655 (if_convert): Make sure df_live is there at -O == 1.
11656 (pass_if_after_combine): Cleanup flags.
11657 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11658 is there at -O == 1.
11660 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11662 * config/arm/arm.c (arm_get_frame_offsets): Set
11663 offsets->locals_base to avoid negative stack size.
11664 (thumb1_expand_prologue): Assert on negative stack size.
11666 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11668 PR tree-optimization/32367
11669 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11670 of the chrec has no evolution in that loop.
11671 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11673 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11675 * config/xtensa/xtensa.c: Include "df.h".
11676 (xtensa_builtin_saveregs): Use adjust_address instead of
11678 (xtensa_va_start): Invoke make_tree with sizetype for
11679 expand_builtin_saveregs and then convert the result to a pointer.
11680 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11681 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11682 Subtract argument size from index value as integers and then use
11683 POINTER_PLUS_EXPR to add the result to the array address.
11685 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11688 * config/m32c/m32c.c: Include dataflow header file.
11689 (m32c_emit_prologue): Adjust for prologue insn change.
11690 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
11691 once inside a PARALLEL. Assume frame size passed in operand 0
11692 includes space to save the fb register.
11693 (prologue_enter_24): Likewise.
11694 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
11696 2007-06-19 David Daney <ddaney@avtrex.com
11699 * config/mips/mips.md (cprestore): Mark $gp as used.
11701 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11704 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
11705 (frv_ifcvt_modify_insn): Likewise.
11707 2007-06-19 Richard Guenther <rguenther@suse.de>
11709 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
11710 only handle positive offsets that fit in a HOST_WIDE_INT.
11712 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
11714 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
11715 result of rsqrt insn for zero input argument to avoid NaN.
11717 2007-06-19 Richard Guenther <rguenther@suse.de>
11719 PR middle-end/31950
11720 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
11722 2007-06-19 Jakub Jelinek <jakub@redhat.com>
11724 PR tree-optimization/32353
11725 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
11727 2007-06-19 Nick Clifton <nickc@redhat.com>
11729 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
11731 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11734 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
11735 * config/i386/i386.c (assign_386_stack_local): Assert that
11736 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
11737 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
11738 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
11739 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
11741 2007-06-18 Steve Ellcey <sje@cup.hp.com>
11743 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
11745 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
11747 PR rtl-optimization/32321
11748 * gcse.c (replace_store_insn): Update the note before
11749 calling emit_insn_after.
11751 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11753 PR middle-end/32355
11754 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
11756 * df-problems.c (df_note_bb_compute): Fix dumping info.
11758 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
11760 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
11761 insn with emit_jump_insn.
11763 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11765 PR tree-optimization/32383
11766 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
11767 * targhooks.h (default_builtin_reciprocal): Update prototype.
11768 * target.h (struct gcc_target): Update builtin_reciprocal.
11769 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
11770 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
11771 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
11772 when fndecl is in BUILT_IN_MD class.
11773 (execute_convert_to_rsqrt): Ditto.
11775 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
11776 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
11777 Convert BUILT_IN_SQRTF code only when md_fn is false.
11779 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
11781 * bt-load.c (move_btr_def): Fix the order of arguments
11782 to validate_replace_rtx.
11784 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
11786 * config/m68k/m68k-devices.def: Add 54450..54455.
11788 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
11790 PR rtl-optimization/32366
11791 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
11792 FLOAT_EXTEND]: Prevent non-scalar modes from entering
11795 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11797 PR middle-end/32349
11798 * modulo-sched (generate_reg_moves): Added rescan parameter and if
11799 this is true, rescan insn being modified.
11800 (sms_schedule): Added rescan parameter.
11801 (rest_of_handle_sms): Moved freeing of dominance info to before
11802 getting out of cfg_layout.
11804 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
11806 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
11807 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
11810 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
11811 FL_CF_EMAC from the entry for isac.
11813 * config/m68k/predicates.md (const_call_operand): Adjust comment.
11814 (const_sibcall_operand): New.
11815 (sibcall_operand): Use it.
11816 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
11817 (m68k_isas): ISAC does not imply FPU or EMAC.
11818 (override_options): Add ISA_C logic for symbolic jump & call.
11820 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11822 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
11823 return mode from the builtin itself.
11824 (sparc_fold_builtin): Fix cast of zero constant.
11826 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11828 * targhooks.c (default_builtin_reciprocal): New default target hook.
11829 * targhooks.h (default_builtin_reciprocal): Add prototype.
11830 * hooks.c (hook_tree_tree_bool_null): Remove hook.
11831 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
11832 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
11833 default_builtin_reciprocal.
11835 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11837 PR middle-end/31723
11838 * hooks.c (hook_tree_tree_bool_null): New hook.
11839 * hooks.h (hook_tree_tree_bool_null): Add prototype.
11840 * tree-pass.h (pass_convert_to_rsqrt): Declare.
11841 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
11842 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
11843 and convert it to reciprocal a*rfunc(b).
11844 (execute_convert_to_rsqrt): New function.
11845 (gate_convert_to_rsqrt): New function.
11846 (pass_convert_to_rsqrt): New pass definition.
11847 * target.h (struct gcc_target): Add builtin_reciprocal.
11848 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
11849 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
11850 TARGET_BUILTIN_RECIPROCAL.
11851 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
11853 * config/i386/i386.h (TARGET_RECIP): New define.
11854 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
11855 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11856 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11857 and not optimizing for size.
11858 (*rcpsf2_sse): New insn pattern.
11859 (*rsqrtsf2_sse): Ditto.
11860 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
11861 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11862 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11863 and not optimizing for size.
11864 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
11865 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11866 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11867 and not optimizing for size.
11868 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
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 (*sse_rsqrtv4sf2): Do not export.
11873 (sqrtv4sf2): Ditto.
11874 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
11875 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11876 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11877 and not optimizing for size.
11878 (sqrtv4sf2): Ditto.
11879 * config/i386/i386.opt (mrecip): New option.
11880 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
11881 (ix86_emit_swsqrtsf): Ditto.
11882 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
11883 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
11884 builtin definition.
11885 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
11886 ix86_expand_unop1_builtin.
11887 (ix86_emit_swdivsf): New function.
11888 (ix86_emit_swsqrtsf): Ditto.
11889 (ix86_builtin_reciprocal): New function.
11890 (TARGET_BUILTIN_RECIPROCAL): Use it.
11891 (ix86_vectorize_builtin_conversion): Rename from
11892 ix86_builtin_conversion.
11893 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
11894 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
11895 "i386 and x86_64 Options" section.
11896 (Intel 386 and AMD x86_64 Options): Document -mrecip.
11898 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11899 Zdenek Dvorak <dvorakz@suse.cz>
11900 Richard Guenther <rguenther@suse.de>
11901 Kaz Kojima <kkojima@gcc.gnu.org>
11903 * tree-vrp.c (compare_values_warnv): Convert val2 to
11905 (extract_range_from_assert): Create
11906 POINTER_PLUS_EXPR for pointer types.
11907 (extract_range_from_binary_expr): Handle
11908 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
11910 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
11911 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
11912 POINTER_PLUS_EXPR as PLUS_EXPR.
11913 (number_of_iterations_lt_to_ne):
11914 For pointer types, use sizetype when
11915 creating MINUS_EXPR/PLUS_EXPRs.
11916 (assert_loop_rolls_lt): For pointer types, use sizetype when
11917 creating MINUS_EXPR/PLUS_EXPRs.
11918 (number_of_iterations_le): Likewise.
11919 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
11920 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
11921 like PLUS_EXPR and MINUS_EXPR.
11922 * tree-pretty-print.c (dump_generic_node): Handle
11924 (op_prio): Likewise.
11925 (op_symbol_1): Likewise.
11926 * optabs.c (optab_for_tree_code): Likewise.
11927 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
11929 * tree-tailcall.c (process_assignment): Mention
11930 POINTER_PLUS_EXPR in a TODO comment.
11931 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
11932 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
11933 not used with a pointer and an integer type.
11934 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
11935 increment using chrec_convert_rhs instead of chrec_convert.
11936 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
11937 PLUS_EXPR except for the right hand side's type will be
11939 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
11940 (fold_used_pointer_cast): Kill.
11941 (pointer_offset_p): Kill.
11942 (fold_used_pointer): Kill.
11943 (pointer_used_p): Kill.
11944 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
11945 call fold_used_pointer.
11946 (instantiate_parameters_1): Convert the increment
11947 using chrec_convert_rhs instead of chrec_convert.
11948 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
11949 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
11950 instead of PLUS_EXPR.
11951 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
11952 PLUS_EXPR for pointers.
11953 (std_gimplify_va_arg_expr): Likewise.
11954 (fold_builtin_memory_op): Likewise.
11955 (fold_builtin_strstr): Likewise.
11956 (fold_builtin_strchr): Likewise.
11957 (fold_builtin_strrchr): Likewise.
11958 (fold_builtin_strpbrk): Likewise.
11959 (expand_builtin_memory_chk): Likewise.
11960 (fold_builtin_memory_chk): Likewise.
11961 (std_expand_builtin_va_start): Use
11962 sizetype for the call to make_tree and then convert
11963 to the pointer type.
11964 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
11965 instead of PLUS_EXPR for adding to a pointer.
11966 (std_gimplify_va_arg_expr): Use fold_build2 for
11967 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
11968 the operands to sizetype first and then cast the BIT_AND_EXPR
11969 back to the pointer type.
11970 * fold-const.c (build_range_check): Handle pointer types
11972 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
11973 of PLUS_EXPR's. Make sure the offset is converted to
11975 (try_move_mult_to_index): Strip the NOPs from the offset.
11976 Remove code argument and replace all uses with PLUS_EXPR.
11977 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
11978 specially. Don't use a pointer type for MINUS_EXPR.
11979 (fold_unary): Handle for (T1)(X op Y),
11980 only p+ as that is the only as that can be handled for
11981 binary operators now.
11982 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
11984 <case PLUS_EXPR>: Add folding of PTR+INT into
11986 Don't call try_move_mult_to_index.
11987 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
11988 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
11989 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
11990 Don't call try_move_mult_to_index.
11991 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
11992 (tree_expr_nonzero_p): Likewise.
11993 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
11994 of PLUS_EXPR for the complex expression folding.
11995 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
11996 first chrec is a pointer type, then the second should
11997 be sizetype and not the first's type.
11998 For POINTER_PLUS_EXPR, use a different right hand side type.
11999 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12000 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12001 different right hand side type.
12002 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12003 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12004 instead of PLUS_EXPR.
12005 When either operand is zero, convert the other operand.
12006 (chrec_apply): Use chrec_convert_rhs
12007 on the argument x instead of chrec_convert.
12008 (reset_evolution_in_loop): For pointer types, the new_evol
12009 should be sizetype.
12010 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12011 different right hand side type.
12012 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12013 (chrec_convert_rhs): New function.
12014 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12015 different right hand side type.
12016 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12017 * tree-chrec.h (chrec_convert_rhs): New prototype.
12018 (build_polynomial_chrec): For pointer types, the right hand
12019 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12020 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12021 Remove subtraction case as it is always addition now.
12022 Make sure the offset is converted to sizetype.
12023 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12024 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12025 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12026 PLUS_EXPR in pointer type.
12027 Handle POINTER_PLUS_EXPR.
12028 (tree_to_aff_combination): Likewise.
12029 (force_expr_to_var_cost): Likewise.
12030 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12031 instead of PLUS_EXPR for pointers.
12032 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12033 instead of PLUS_EXPR of pointer types.
12034 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12036 (check_va_list_escapes): Likewise.
12037 (check_all_va_list_escapes): Likewise.
12038 * dwarf2out.c (loc_descriptor_from_tree_1):
12039 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12040 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12041 (string_constant): Likewise.
12042 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12043 the offset to the base, use POINTER_PLUS_EXPR.
12044 (add_to_parts): Convert the index to sizetype.
12045 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12046 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12047 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12048 Offset only holds something for PLUS_EXPR.
12049 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12051 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12053 (analyze_accesses_for_modify_stmt): Likewise.
12054 Remove comment about the type being integral type as it is
12056 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12058 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12060 Correct the type which the artimentic is done in (is now
12063 * tree-data-ref.c (split_constant_offset): Handle
12065 * tree-affine.c (tree_to_aff_combination): Likewise.
12066 * c-typeck.c (build_unary_op): For pointers create the increment
12067 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12069 * gimplify.c (gimplify_self_mod_expr): Create a
12070 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12071 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12072 * tree.def (POINTER_PLUS_EXPR): New tree code.
12073 * tree-predcom.c (ref_at_iteration): If we have a pointer
12074 type do the multiplication in sizetype.
12075 * tree-mudflap.c (mf_xform_derefs_1): Create a
12076 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12077 * tree-ssa-forwprop.c
12078 (forward_propagate_addr_into_variable_array_index):
12079 Don't expect there to be a cast for the index as that
12080 does not exist anymore.
12081 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12082 instead of PLUS_EXPR.
12083 Don't check for the first operand of the POINTER_PLUS_EXPR
12084 was the index as it cannot be.
12085 Call forward_propagate_addr_into_variable_array_index with
12086 the SSA_NAME instead of the statement.
12087 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12088 (compare_constant): Likewise.
12089 (copy_constant): Likewise.
12090 (compute_reloc_for_constant): Likewise.
12091 (output_addressed_constants): Likewise.
12092 (initializer_constant_valid_p): Likewise.
12093 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12094 Convert the MIN/MAX of the inner type to the outer
12095 type before comparing them.
12096 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12097 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12098 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12099 of PLUS_EXPR for pointers.
12100 * tree-inline.c (estimate_num_insns_1): Handle
12102 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12103 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12104 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12105 instead of PLUS_EXPR for the pointer increment statement.
12106 (vect_update_ivs_after_vectorizer): For pointer types, create
12107 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12108 MULT_EXPR in sizetype.
12109 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12111 * tree-object-size.c (plus_expr_object_size): Handle
12112 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12113 code which is trying to figure out which side is a pointer and
12115 (check_for_plus_in_loops_1): Likewise.
12116 (check_for_plus_in_loops): Likewise.
12117 * c-common.c (pointer_int_sum): Create a
12118 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12119 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12120 only POINTER_PLUS_EXPR. Removing all the extra
12121 code which is trying to figure out which side is a pointer and
12123 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12124 PLUS_EXPR and MINUS_EXPR.
12125 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12127 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12128 with make_tree, instead of a pointer type.
12129 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12130 for pointers instead of PLUS_EXPR.
12131 (s390_gimplify_va_arg): Likewise.
12132 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12133 instead of PLUS_EXPR when doing addition on pointer
12134 types. Use sizetype for the second operand.
12135 (spu_gimplify_va_arg_expr): Likewise.
12136 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12137 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12138 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12139 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12140 for the pointer addition and also use size_int/sizetype
12142 (ix86_gimplify_va_arg): Likewise.
12143 Perform BIT_AND_EXPR on sizetype arguments.
12144 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12145 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12146 for the pointer additions and also use size_int for the offsets.
12147 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12148 additions and also use size_int for the offsets. Perform
12149 BIT_AND_EXPR on sizetype arguments.
12150 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12151 POINTER_PLUS_EXPR for pointers and create the
12152 BIT_AND_EXPR in sizetype.
12153 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12154 instead of PLUS_EXPR for pointer addition.
12155 (rs6000_va_start): Likewise.
12156 Also use sizetype for the offset.
12157 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12158 as PLUS_EXPR/MINUS_EXPR.
12159 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12160 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12161 Don't use BIT_AND_EXPR on a pointer type, convert the
12162 expression to sizetype first.
12163 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12165 (mips_gimplify_va_arg_expr): Likewise.
12166 Don't create BIT_AND_EXPR in a pointer type.
12168 2007-06-15 Eric Christopher <echristo@apple.com>
12170 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12171 (x86_64-*-darwin*): Ditto.
12172 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12175 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12177 * doc/extend.texi: Document behavior of __attribute__((aligned))
12180 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12182 * rtlanal.c (note_stores): Improve documentation.
12184 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12186 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12187 LOCAL_LABEL_PREFIX): Delete.
12188 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12189 (bfin_internal_label): Delete.
12191 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12193 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12194 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12195 otherwise define to LIBGCC2_TF_CEXT.
12196 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12197 (LIBGCC_TF_CEXT): Ditto.
12200 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12202 PR rtl-optimization/32339
12203 * df-scan.c (df_uses_record): Don't modify flags but just add to
12204 it for df_ref_record.
12206 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12208 * tree-mudflap.c: Fix whitespace issues.
12210 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12212 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12214 2007-06-14 Eric Christopher <echristo@apple.com>
12216 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12217 (movv4sf): Use gcc_unreachable instead of abort.
12219 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12222 * config/i386/sfp-machine.h (CMPtype): New define.
12223 (mach stubs): Use CMPtype instead of int as a return type.
12225 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12227 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12228 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12229 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12230 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12231 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12232 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12233 config/soft-fp/soft-fp.h: Update from glibc CVS.
12235 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12237 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12239 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12242 * config/v850/v850.c: Include dataflow header file.
12243 (substitute_ep_register): Fix typo.
12245 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12247 * configure.ac: Fix earlier checkin.
12248 * configure: Regenerated.
12250 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12252 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12253 * aclocal.m4: Regenerate.
12254 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12255 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12256 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12257 * configure: Regenerate.
12258 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12260 * Makefile.in (quickstrap): Build libgcc too.
12262 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12264 * configure.ac: Add --enable-checking=df. Explicitly mention that
12265 the variables are initialized as for "release".
12266 * df-core.c: Use it.
12267 * configure: Regenerate.
12268 * config.in: Regenerate.
12270 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12272 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12273 validate_replace_rtx instead of replace_rtx.
12274 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12276 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12278 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12279 (DWARF2_UNWIND_INFO): Override default if configured with
12281 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12282 (ENDFILE_SPEC): Add crtend.o.
12283 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12284 (ENDFILE_SPEC): Add crtend.o.
12285 (TARGET_USE_JCR_SECTION): Define.
12286 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12288 * config/i386/cygming-crtbegin.c: New file.
12289 * config/i386/cygming-crtend.c: New file.
12291 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12293 * config/i386/w32-unwind.h: New file.
12295 2007-06-13 Eric Christopher <echristo@apple.com>
12297 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12298 the user set a value below STACK_BOUNDARY.
12300 2007-06-13 Thiemo Seufer <ths@networkno.de>
12302 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12303 imply -lpthread for -pthread.
12305 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12307 * basic-block.h: Remove the prototype for
12308 free_basic_block_vars.
12309 * cfglayout.h: Remove the prototype for
12310 insn_locators_initialize.
12311 * tree.h: Remove the prototype for emit_line_note.
12313 * tree-ssa-pre.c (mergephitemp): Remove.
12314 (init_pre): Don't use mergephitemp.
12316 2007-06-13 Eric Christopher <echristo@apple.com>
12318 * config/i386/i386.c (override_options): If we've specified
12319 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12321 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12323 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12326 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12328 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12329 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12330 (eh_store_handler): New pattern.
12331 (eh_return): Emit it instead of a plain move.
12333 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12335 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12336 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12337 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12340 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12342 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12343 (find_next_insn_start, find_load): New functions.
12344 (bfin_reorg): Use them to deal with the fact that parallel insns are
12345 no longer represented as a SEQUENCE.
12347 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12349 * config/sparc/sparc.c (sparc_override_options): Initialize
12350 fpu mask correctly.
12352 2007-06-13 Dave Korn <dave.korn@artimi.com>
12354 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12357 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12359 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12360 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12361 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12362 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12363 tree-vect-transform.c: Fix comment typos. Follow spelling
12366 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12368 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12369 to the exit block use set.
12370 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12371 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12372 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12374 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12376 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12377 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12378 to indicate an error.
12379 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12381 (dbg_cnt_process_opt): Print an error on a bad argument.
12382 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12383 * common.opt (-fdbg-cnt-list): New.
12384 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12386 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12388 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12389 flag on ref-all pointers.
12391 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12393 PR middle-end/31579
12394 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12395 for the offset with the modifier as EXPAND_INITIALIZER
12396 if the modifier is EXPAND_INITIALIZER.
12397 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12398 a register if we had an overflow.
12400 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12402 * real.c (real_isfinite): New.
12403 (real_sqrt): Use it.
12404 * real.h (real_isfinite): New.
12405 * builtins.c: Use it.
12407 2007-06-12 Ian Lance Taylor <iant@google.com>
12408 Daniel Berlin <dberlin@dberlin.org>
12411 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12412 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12413 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12414 (DECL_NO_TBAA_P): Define.
12415 (struct tree_decl_common): Add no_tbaa_flag field.
12416 * tree-ssa-structalias.c (struct variable_info): Add
12417 no_tbaa_pruning field.
12418 (new_var_info): Initialize no_tbaa_pruning field.
12419 (unify_nodes): Copy no_tbaa_pruning field.
12420 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12421 (dump_solution_for_var): Print no_tbaa_pruning flag.
12422 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12424 (compute_tbaa_pruning): New static function.
12425 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12426 Call compute_tbaa_pruning.
12427 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12428 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12429 * gimple-low.c (lower_stmt): Likewise.
12430 * tree-gimple.c (is_gimple_stmt): Likewise.
12431 * tree-ssa-operands.c (get_expr_operands): Likewise.
12432 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12433 * tree-inline.c (estimate_num_insns_1): Likewise.
12434 (copy_result_decl_to_var): Likewise.
12435 * expr.c (expand_expr_real_1): Likewise.
12436 * tree-pretty-print.c (dump_generic_node): Likewise.
12437 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12438 * omp-low.c (omp_copy_decl_2): Likewise.
12439 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12440 * doc/c-tree.texi (Expression trees): Document
12441 CHANGE_DYNAMIC_TYPE_EXPR.
12443 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12445 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12446 with !HONOR_NANS and !HONOR_INFINITIES.
12447 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12449 2007-06-12 Tristan Gingold <gingold@adacore.com>
12451 * gcov.c: Comments updated.
12452 (source_info): Add file_time field.
12453 (source_index): New variable.
12454 (mutiple_files): New variable.
12455 (generate_results): New function extracted from process_file.
12456 (process_file): Save and restore chain of functions, generate
12457 results and free structures only if not merging results.
12458 (release_structures): File names are now freed in create_file_names
12459 (create_file_names): Free previous file names.
12460 (find_source): File date is now read here and modifications in
12461 source files is checked here.
12462 (read_graph_file): Only reverse order of functions for the current
12464 (make_gcov_file_name): Do not generate long names if input_name is
12466 (output_lines): If merging results do not display graph, data and
12468 Checking source file modification is done in find_source.
12470 * doc/gcov.texi: Append an s to sourcefile.
12472 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12474 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12475 (forced_nop): New pattern.
12476 * config/bfin/bfin.c: Include "df.h".
12477 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12478 (bfin_discover_loop): Use df_get_live_in instead of
12479 global_live_at_start.
12480 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12481 df_analyze when done.
12482 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12483 the insns. Use QImode for the final insn in a bundle. Call
12484 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12486 (reorder_var_tracking_notes): New function.
12487 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12488 update_life_info. Call df_analyze after scheduling and bundle
12489 generation. Call reorder_var_tracking_notes if generating these
12490 notes. Call df_finish_pass at the end.
12492 2007-06-12 Dirk Mueller <dmueller@suse.de>
12494 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12495 a comparison, not an assignment.
12497 2007-06-12 Olivier Hainque <hainque@adacore.com>
12499 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12500 Request walking the subtrees only, leaving the current is_lhs/val_only
12502 (convert_non_local_reference): Likewise.
12504 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12506 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12508 2007-06-12 Richard Guenther <rguenther@suse.de>
12510 PR tree-optimization/15353
12511 PR tree-optimization/31657
12512 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12513 * timevar.def: Add TV_TREE_IFCOMBINE.
12514 * tree-pass.h (pass_tree_ifcombine): Declare.
12515 * tree-ssa-ifcombine.c: New file.
12516 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12517 * tree-flow.h (blocks_in_phiopt_order): Declare.
12518 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12519 (tree-ssa-ifcombine.o): New dependencies.
12521 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12523 PR rtl-optimization/32293
12524 * combine.c (simplify_if_then_else): Truncate return from
12525 nonzero_bits() to correct mode.
12527 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12529 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12530 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12532 2007-06-11 Diego Novillo <dnovillo@google.com>
12534 * Makefile.in (reload1.o-warn): Remove.
12536 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12538 * combine.c (subst): Use reg_overlap_mentioned_p
12539 instead of comparing register numbers directly.
12541 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12543 * reload1.c (mark_home_live_1): Use the mode parameter.
12545 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12547 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12548 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12550 * df-core.c: Ditto.
12552 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12554 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12556 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12558 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12559 from integer registers.
12560 (FP mode splitters): Handle TFmode.
12562 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12564 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12565 for ref-all pointers that point-to anything.
12567 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12569 * config/arm/arm.c (arm_output_dwarf_dtprel,
12570 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12572 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12574 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12575 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12578 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12580 * tree.c (signed_or_unsigned_type_for): New.
12581 (unsigned_type_for): Use signed_or_unsigned_type_for.
12582 (signed_type_for): Use signed_or_unsigned_type_for.
12583 * tree.h (signed_or_unsigned_type_for): New.
12584 (get_signed_or_unsigned_type): Remove.
12585 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12586 lang_hooks.types.signed_type
12587 (size_diffop): Likewise.
12588 (all_ones_mask_p): Likewise.
12589 (build_range_check): Likewise.
12590 (fold_cond_expr_with_comparison): Likewise.
12591 (fold_cond_expr_with_comparison): Likewise.
12592 (unextend): Likewise.
12593 (extract_muldiv_1): Likewise.
12594 (fold_single_bit_test_into_sign_test): Likewise.
12595 (fold_binary): Likewise.
12596 (fold_ternary): Likewise.
12597 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12598 instead of get_signed_or_unsigned_type.
12599 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12600 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12601 * expr.c (signed_or_unsigned_type_for): Use
12602 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12603 * langhooks.c (get_signed_or_unsigned_type): Remove.
12604 (lhd_signed_or_unsigned_type): Remove.
12605 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12606 signed_or_unsigned_type.
12607 (lhd_signed_or_unsigned_type): Remove.
12608 * expmed.c (make_tree): Use signed_type_for instead of
12609 lang_hooks.types.signed_type.
12610 * c-common.c (same_scalar_type_ignoring_signedness): Use
12611 c_common_signed_type instead of lang_hooks.types.signed_type.
12612 (c_common_unsigned_type): New.
12613 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12614 (shorten_compare): Use c_common_unsigned_type instead of
12615 c_common_signed_or_unsigned_type.
12616 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12618 * convert.c (convert_to_integer): Use signed_type_for instead of
12619 lang_hooks.types.signed_type.
12620 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12621 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12622 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12623 * c-format.c (check_format_types): Use c_common_unsigned_type
12624 instead of unsigned_type_for.
12625 * c-decl.c (groakdeclarator): Likewise.
12626 * c-typeck.c (convert_for_assignment): Likewise.
12627 * c-common.h (c_common_unsigned_type): New.
12629 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12632 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12633 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12635 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12637 PR middle-end/32279
12638 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12639 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12641 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12642 Sebastian Pop <sebpop@gmail.com>
12644 * lambda-code.c (remove_iv): New.
12645 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12647 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12649 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12650 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12651 * tree-ssa-loop-prefetch.c: Include optabs.h.
12652 (FENCE_FOLLOWING_MOVNT): New macro.
12653 (struct mem_ref): Add independent_p and storent_p fields.
12654 (record_ref): Initalize the new fields.
12655 (gather_memory_references_ref): Return true if the reference
12657 (gather_memory_references): Check whether all memory accesses
12658 in loop were recorded.
12659 (should_issue_prefetch_p): Return false for nontemporal stores.
12660 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12661 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12662 (determine_loop_nest_reuse): Detect independent memory references.
12663 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12664 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12665 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12666 * config/i386/i386.h (x86_mfence): Declare.
12667 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12668 * config/i386/i386.c (x86_mfence): New variable.
12669 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12671 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12672 * optabs.c (init_optabs): Initialize storent_optab.
12673 * optabs.h (enum optab_index): Add OTI_storent.
12674 (storent_optab): Declare.
12675 * genopinit.c (optabs): Add initialization for storent_optab.
12676 * tree.h (MOVE_NONTEMPORAL): New macro.
12677 * expr.c (expand_assignment, store_expr, store_constructor_field,
12678 store_constructor, store_field, expand_expr_real_1): Propagate
12679 nontemporality of the expanded store.
12680 (emit_storent_insn): New function.
12681 * expr.h (expand_assignment, store_expr): Declaration changed.
12682 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12683 to expand_assignment.
12684 * stmt.c (expand_asm_expr): Ditto.
12685 * calls.c (initialize_argument_information): Pass false as
12686 nontemporality to store_expr.
12687 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
12690 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12692 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
12694 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
12696 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12698 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
12699 and allow DECL_P here.
12701 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
12703 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
12704 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
12705 track of the size of the expression.
12706 * cfghooks.c (merge_blocks): Remove block from loops structure only
12707 after call of the merge_blocks hook.
12709 2007-06-09 Tom Tromey <tromey@redhat.com>
12711 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
12712 (deprecated_state): Removed.
12713 (start_decl): Update.
12714 (enum deprecated_states): Moved earlier.
12715 (groktypename): Update.
12716 (push_parm_decl): Likewise.
12717 (grokfield): Likewise.
12718 (start_function): Likewise.
12720 2007-06-09 Ian Lance Taylor <iant@google.com>
12722 PR tree-optimization/32169
12723 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
12724 CONVERT_EXPR, check whether min and max both converted to an
12725 overflow infinity representation.
12727 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
12729 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
12730 not inserted on the edge.
12732 2007-06-08 Bob Wilson <bob.wilson@acm.org>
12734 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
12735 instructions if they are supported.
12736 (__divsi3, __umodsi3, __modsi3): Likewise.
12737 (__ashldi3, __ashrdi3, __lshrdi3): New.
12738 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
12740 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
12741 Tony Linthicum <tony.linthicum@amd.com>
12743 * doc/invoke.texi: Add fvect-cost-model flag.
12744 * common.opt (fvect-cost-model): New flag.
12745 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
12746 cost fields in stmt_vec_info struct for STMT.
12747 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
12748 fields in stmt_vec_info struct and access functions for the same.
12749 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
12750 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
12751 load, store and vector to scalar operation.
12752 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
12753 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
12754 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
12755 (TARG_VEC_STORE_COST): Define cost of vector store.
12756 (vect_estimate_min_profitable_iters): Define new function.
12757 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
12758 check to evaluate if loop iterations are less than minimum profitable
12759 iterations determined by cost model or minimum vect loop bound defined
12760 by user, whichever is more conservative.
12761 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
12762 run-time check to evaluate if loop iterations are less than minimum
12763 profitable iterations determined by cost model or minimum vect loop
12764 bound defined by user, whichever is more conservative.
12765 (vect_estimate_min_profitable_iterations): New function to estimate
12766 mimimimum iterartions required for vector version of loop to be
12767 profitable over scalar version.
12768 (vect_model_reduction_cost): New function.
12769 (vect_model_induction_cost): New function.
12770 (vect_model_simple_cost): New function.
12771 (vect_cost_strided_group_size): New function.
12772 (vect_model_store_cost): New function.
12773 (vect_model_load_cost): New function.
12774 (vectorizable_reduction): Call vect_model_reduction_cost during
12776 (vectorizable_induction): Call vect_model_induction_cost during
12778 (vectorizable_load): Call vect_model_load_cost during analysis phase.
12779 (vectorizable_store): Call vect_model_store_cost during analysis phase.
12780 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
12781 vectorizable_promotion, vectorizable_demotion): Call
12782 vect_model_simple_cost during analysis phase.
12784 2007-06-08 Simon Baldwin <simonb@google.com>
12786 * reg-stack.c (get_true_reg): Readability change. Moved default case
12787 label into direct switch statement scope.
12789 2007-06-08 Simon Baldwin <simonb@google.com>
12791 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
12792 in gcc_assert() with '==' comparison.
12794 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12796 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
12797 TARGET_ABM handling of x86_popcnt variable.
12799 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12801 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
12802 __builtin_copysignq and __builtin_infq built-in functions.
12804 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12806 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
12807 SSE4.2 section. Correct built-in function names in SSE4A section.
12809 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12811 PR tree-optimization/32243
12812 * tree-vect-transform.c (vectorizable_type_promotion): Move check
12813 for ncopies after ratio check between nunits_out and nunits_in.
12814 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
12816 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
12818 PR tree-optimization/32224
12819 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
12820 vectorization upon a non GIMPLE_MODIFY_STMT.
12822 2007-06-08 Christian Bruel <christian.bruel@st.com>
12825 * config/sh/sh.md (doloop_end): New pattern and splitter.
12826 * loop-iv.c (simple_rhs_p): Check for hardware registers.
12828 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
12830 PR middle-end/32209
12831 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
12833 (verify_dominators): Do not change dominance tree.
12835 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12837 * config/sh/constraints.md: New file.
12838 * config/sh/sh.c: Include tm-constrs.h.
12839 (reg_class_from_letter): Remove.
12840 (prepare_cbranch_operands): Use satisfies_constraint_*
12841 function instead of macro.
12842 (andcosts, broken_move, sh_secondary_reload): Likewise.
12843 * config/sh/predicates.md (trapping_target_operand): Likewise.
12844 (and_operand, arith_operand, arith_reg_or_0_operand,
12845 cmp_operand, logical_operand, target_operand,
12846 ua_address_operand, ua_offset, xor_operand): Likewise.
12847 * config/sh/sh.md: Include constraints.md.
12848 (*movsicc_t_false): Use satisfies_constraint_* function
12850 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
12851 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
12852 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
12853 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
12854 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
12855 (REG_CLASS_FROM_CONSTRAINT): Remove.
12856 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
12857 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
12858 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
12859 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
12860 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12861 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
12862 function instead of macro.
12863 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
12864 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
12865 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
12866 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
12867 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
12868 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
12869 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
12870 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
12871 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
12872 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
12873 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
12874 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
12875 EXTRA_CONSTRAINT_STR): Likewise.
12876 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
12878 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12880 * config/i386/darwin.h (STACK_BOUNDARY): Define.
12882 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
12885 * c-common.h (flag_cpp0x): Replaced by...
12886 (cxx_dialect): ... this new variable specifying the C++ dialect that
12888 * c-common.c (flag_cpp0x): Removed.
12889 (cxx_dialect): Defined.
12890 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
12892 * c-opts.c (c_common_post_options): Likewise.
12893 (set_std_cxx98): Set cxx_dialect to cxx98.
12894 (set_std_cxx0x): Set cxx_dialect to cxx0x.
12896 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12897 Hui-May Chang <hm.chang@apple.com>
12899 * doc/invoke.texi (Darwin Options): Update documentation for
12900 -mmacosx-version-min.
12901 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
12902 * config/darwin-driver.c: New file.
12903 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
12904 * config/t-darwin (darwin-driver.o): New rule.
12906 * config/darwin-c.c (version_as_macro): Ignore low digit.
12908 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
12910 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
12911 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
12912 (CSGNMODE): New mode macro.
12913 (CSGNVMODE): New mode attribute.
12914 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
12915 expander using CSGNMODE mode macro. Handle TFmode.
12916 (copysign<mode>3_const): Rename from copysignsf3_const and
12917 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
12919 (copysign<mode>3_var): Rename from copysignsf3_var and
12920 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
12922 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
12923 mode macro. Handle TFmode.
12924 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
12925 (iortf3, *iortf3): Ditto.
12926 (xortf3, *xortf3): Ditto.
12927 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
12928 TFmode and TImode masks.
12929 (ix86_expand_copysign): Expand TFmode copysign insn.
12930 (IX86_BUILTIN_INFQ): New.
12931 (IX86_BUILTIN_FABSQ): Ditto.
12932 (IX86_BUILTIN_COPYSIGNQ): Ditto.
12933 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
12934 [__builtin_fabsq]: Ditto.
12935 [__builtin_copysignq]: Ditto.
12936 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
12937 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
12938 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
12939 ix86_expand_binop_builtin().
12941 2007-06-07 Bob Wilson <bob.wilson@acm.org>
12943 * config/xtensa/lib1funcs.asm: Clean up whitespace.
12945 2007-06-07 Steve Ellcey <sje@cup.hp.com>
12948 * rtl.h (push_to_sequence2): New.
12949 * emit-rtl.c (push_to_sequence2): New.
12950 * function.c (assign_parm_data_all): Add new fields.
12951 (assign_parm_setup_block): Call push_to_sequence2 instead of
12953 (assign_parm_setup_reg): Ditto.
12954 (assign_parm_setup_stack): Ditto.
12955 (assign_parms_unsplit_complex): Ditto.
12956 (assign_parms): Change field name.
12958 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
12960 PR tree-optimization/32220
12961 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
12962 phi node is reached before defining statement.
12964 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12967 * tree-vect-transform.c (vectorizable_call): Call update_stmt
12968 after changing the right hand side of the assignment.
12970 2007-06-06 Eric Christopher <echristo@apple.com>
12972 * config.gcc (i?86-*-darwin*): Remove arch parameter.
12973 (x86_64-*-darwin*): Ditto.
12974 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
12975 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
12977 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12979 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
12980 coding conventions.
12981 (add_key): Likewise.
12982 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
12983 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
12985 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
12987 (add_cost_one_coalesce): Likewise.
12988 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
12989 variable names. Rename orig to orig_name for consistency.
12990 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
12991 coding conventions.
12992 (cprop_into_successor_phis): Avoid using C++ keywords as variable
12994 (record_equivalences_from_stmt): Likewise.
12995 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
12996 the coding conventions.
12997 (memory_ssa_name_same): Likewise.
12998 (dse_optimize_stmt): Likewise.
12999 (dse_record_phis): Likewise.
13000 (dse_finalize_block): Likewise.
13001 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13002 keywords as variable names.
13003 (may_move_till): Cast according to the coding conventions.
13004 (force_move_till_expr): Avoid using C++ keywords as variable names.
13005 (force_move_till): Cast according to the coding conventions.
13006 (memref_hash): Likewise.
13007 (memref_eq): Likewise.
13008 (gather_mem_refs_stmt): Likewise.
13009 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13010 using C++ keywords as variable names.
13011 (idx_find_step): Cast according to the coding conventions.
13012 (idx_record_use): Likewise.
13013 (find_depends): Likewise.
13014 (prepare_decl_rtl): Likewise.
13015 (mbc_entry_hash): Likewise.
13016 (mbc_entry_eq): Likewise.
13017 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13018 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13019 (idx_infer_loop_bounds): Cast according to the coding conventions.
13020 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13021 * tree-ssa-math-opts.c (occ_new ): Likwise.
13022 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13024 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13026 (add_use_op): Likewise.
13027 (add_vop): Likewise.
13028 (add_vuse_op): Likewise.
13029 (add_vdef_op): Likewise.
13030 (get_expr_operands): Likewise.
13031 (push_stmt_changes): Use type safe memory macros.
13032 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13033 keywords as variable names.
13034 (conditional_replacement): Likewise.
13035 (minmax_replacement): Likewise.
13036 (abs_replacement): Likewise.
13037 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13038 coding conventions.
13039 (insert_fake_stores): Avoid using C++ keywords as variable names.
13040 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13042 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13043 (heapvar_insert): Use type safe memory macros.
13044 (new_var_info): Cast according to the coding conventions.
13045 (new_constraint): Likewise.
13046 (remove_preds_and_fake_succs): Use type safe memory macros.
13047 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13049 (thread_single_edge): Likewise.
13050 (thread_through_loop_header): Likewise.
13052 2007-06-06 Eric Christopher <echristo@apple.com>
13054 * config/i386/i386.c (override_options): Move handling
13055 of TARGET_SUBTARGET* earlier.
13057 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13059 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13062 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13064 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13065 emited outside of basic block.
13066 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13067 the created blocks.
13068 * rtl.h (delete_insn_chain): Declaration changed.
13069 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13071 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13072 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13073 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13074 to delete_insn_chain.
13075 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13076 do not have bb field set.
13077 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13079 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13080 * cfgcleanup.c (try_optimize_cfg): Ditto.
13082 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13084 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13085 (lambda_body_vector_new): Use type safe memory macros.
13086 (lambda_linear_expression_new): Likewise.
13087 (lambda_loopnest_new): Likewise.
13088 (lambda_lattice_new): Likewise.
13089 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13090 conventions. Use type safe memory macros.
13091 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13092 (lambda_body_vector_s): Likewise.
13093 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13094 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13096 2007-06-06 Richard Guenther <rguenther@suse.de>
13098 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13099 if we need to schedule cfg_cleanup.
13100 (tree_ssa_forward_propagate_single_use_vars): Do so.
13102 2007-06-06 Ian Lance Taylor <iant@google.com>
13104 * fold-const.c (merge_ranges): If range_successor or
13105 range_predecessor fail, just return 0.
13107 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13109 PR tree-optimization/32216
13110 * tree-vectorizer.c (supportable_widening_operation): Determine
13111 signedness of FIX_TRUNC_EXPR from output operand.
13112 (supportable_narrowing_operation): Ditto.
13113 * tree-vect-generic.c (expand_vector_operations_1): Determine
13114 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13115 from input operand.
13117 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13119 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13120 (struct pta): ...from here. Change flags to unsigned to avoid
13121 excessive casting (as it is used as a bit mask).
13122 (override_options): Add casts according to the coding convenventions.
13123 (x86_64_elf_unique_section): Likewise.
13124 (examine_argument): Avoid using C++ keywords as variable names.
13125 (construct_container): Likewise.
13126 (legitimize_pic_address): Likewise.
13127 (get_dllimport_decl): Cast according to the coding conventions. Use
13128 type safe memory macros.
13129 (legitimize_address): Cast according to the coding conventions.
13130 (emit_i387_cw_initialization): Corrected the type of slot to enum
13132 (ix86_init_machine_status): Use type safe memory macros.
13133 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13134 (bdesc_pcmpistr): Likewise.
13135 (bdesc_crc32): Likewise.
13136 (bdesc_sse_3arg): Likewise.
13137 (bdesc_2arg): Likewise.
13138 (bdesc_1arg): Likewise.
13139 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13140 (ix86_expand_sse_pcmpistr): Likewise.
13141 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13142 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13143 int to match the langhook definition.
13144 (ix86_builtin_conversion): Change the type of code to unsigned init to
13145 match the langhook definition.
13146 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13148 (ix86_preferred_output_reload_class): Likewise.
13149 (ix86_cannot_change_mode_class): Likewise.
13150 (ix86_memory_move_cost): Likewise.
13151 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13152 avoid excessive casting later on.
13153 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13155 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13157 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13158 as flags setting insn.
13159 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13161 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13163 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13164 (UNSPEC_ROUND): New.
13165 ("sse4_1_round<mode>2"): New insn pattern.
13166 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13168 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13169 expander using SSEMODEF mode macro. Expand using
13170 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13171 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13172 expander using SSEMODEF mode macro. Expand using
13173 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13174 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13175 expander using SSEMODEF mode macro. Expand using
13176 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13177 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13178 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13179 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13182 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13183 Sebastian Pop <sebpop@gmail.com>
13185 * lambda.h (build_linear_expr): New.
13186 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13187 Use build_linear_expr, call fold and force_gimple_operand.
13188 (lambda_loopnest_to_gcc_loopnest): Check that there is
13189 something to insert.
13190 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13192 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13194 PR preprocessor/23479
13195 * doc/extend.texi: Document the 0b-prefixed binary integer
13196 constant extension.
13198 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13200 PR tree-optimization/32215
13201 * tree-vectorizer.c (supportable_widening_operation): Return false
13202 for unsupported FIX_TRUNC_EXPR tree code.
13203 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13205 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13207 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13208 register on SPE targets. Change documentation to reflect
13210 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13211 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13212 out of the register allocation pool.
13213 (rs6000_reg_live_or_pic_offset_p): New function.
13214 (rs6000_emit_prologue): Move the actual saving of LR up to free
13215 r0 for holding r11. Split saving of SPE 64-bit registers into
13216 its own case. Ensure that offsets will always be in-range for
13217 'evstdd' by using r11 as a scratch register to point at the start
13218 of the SPE save area. Save r11 if necessary, as it is the static
13220 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13221 into its own case. Ensure that offsets will always be in-range
13222 for 'evldd' by using r11 as a scratch register to point at the
13223 start of the SPE save area. Also adjust r11 when restoring
13224 the stack pointer to compensate for pre-loading r11.
13226 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13228 * cfg.c (init_flow): Use type safe memory macros.
13229 (alloc_block): Likewise.
13230 (unchecked_make_edge): Likewise.
13231 (dump_flow_info): Avoid using C++ keywords as variable names.
13232 (copy_original_table_clear): Cast according to the coding conventions.
13233 (copy_original_table_set): Likewise.
13234 * cfgexpand (label_rtx_for_bb): Likewise.
13235 (expand_gimple_basic_block): Likewise.
13236 * cfghooks.c (dump_bb): Likewise.
13237 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13239 (lv_add_condition_to_bb): Likewise.
13240 * cfglayout (relink_block_chain): Cast according to the coding
13242 (fixup_reorder_chain): Likewise.
13243 (fixup_fallthru_exit_predecessor): Likewise.
13244 * cfgloop.c (glb_enum_p): Likewise.
13245 (get_exit_description): Likewise.
13246 (dump_recorded_exit): Likewise.
13247 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13248 (struct loop): ... from here.
13249 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13251 * cfgrtl.c (rtl_create_basic_block): Likewise.
13252 (rtl_split_block): Likewise.
13253 (rtl_dump_bb): Likewise.
13254 (cfg_layout_split_block): Likewise.
13255 (init_rtl_bb_info): Use typesafe memory macros.
13257 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13258 * graphds.h: Updated all usages of edge to graph_edge.
13259 * graphds.c: Likewise.
13260 * cfgloopanal.c: Likewise.
13262 2007-06-05 Ian Lance Taylor <iant@google.com>
13264 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13265 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13266 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13268 (test_for_singularity): Likewise.
13270 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13272 * config/i386/constraints.md ("Y2"): Replaced by ...
13274 * config/i386/i386.md: Likewise.
13275 * config/i386/mmx.md: Likewise.
13276 * config/i386/sse.md: Likewise.
13278 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13280 * config/i386/constraints.md ("z"): Replaced by ...
13282 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13283 (sse4_1_blendvps): Likewise.
13284 (sse4_1_pblendvb): Likewise.
13285 (sse4_2_pcmpestr): Likewise.
13286 (sse4_2_pcmpestrm): Likewise.
13287 (sse4_2_pcmpestr_cconly): Likewise.
13288 (sse4_2_pcmpistr): Likewise.
13289 (sse4_2_pcmpistrm): Likewise.
13290 (sse4_2_pcmpistr_cconly): Likewise.
13292 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13294 * matrix-reorg.c (transform_access_sites): Fix computation.
13295 (transform_allocation_sites): Same.
13297 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13299 * config/i386/i386.c (override_options): Use
13300 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13302 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13304 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13305 (nonimm_not_xmm0_operand): Ditto.
13306 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13307 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13308 as operand[2] predicate. Require "z" class XMM register for
13309 operand[3]. Adjust asm template.
13310 ("sse4_1_blendvpd"): Ditto.
13311 ("sse4_1_pblendvb"): Ditto.
13312 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13313 force op2 into xmm0 register for variable blend instructions.
13315 2007-06-04 Tom Tromey <tromey@redhat.com>
13317 * c-tree.h (start_enum): Update.
13318 (build_enumerator): Likewise.
13319 * c-decl.c (enum_next_value): Removed.
13320 (enum_overflow): Likewise.
13321 (start_enum): Add c_enum_contents argument. Don't use globals.
13322 (build_enumerator): Likewise.
13323 * c-tree.h (struct c_enum_contents): New struct.
13325 2007-06-04 Tom Tromey <tromey@redhat.com>
13327 * c-common.c (c_common_get_alias_set): Fix indentation.
13329 2007-06-04 Ian Lance Taylor <iant@google.com>
13331 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13332 to overflow, reduce overflow infinity to regular infinity.
13333 (vrp_var_may_overflow): New static function.
13334 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13336 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13338 * stor-layout.c (layout_type): Remove duplicate code.
13340 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13343 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13344 before build_common_builtin_nodes ().
13346 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13349 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13351 2007-06-04 Jan Hubicka <jh@suse.cz>
13353 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13354 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13355 instead of _stat version.
13357 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13359 PR tree-optimization/32194
13360 * tree-predcom.c (determine_offset): Check that both references have
13363 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13365 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13366 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13367 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13368 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13369 Add argument to iterate_fix_dominators call.
13370 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13371 * gcse.c (hoist_code): Change domby to vector.
13372 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13373 Add argument to iterate_fix_dominators call.
13374 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13375 recompute_dominator.
13376 * lambda-code.c (perfect_nestify): Ditto.
13377 * cfgloopanal.c: Include graphds.h.
13378 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13379 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13380 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13382 * graphds.c: New file.
13383 * graphds.h: New file.
13384 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13385 (get_dominated_by, get_dominated_by_region): Change return type to
13387 (verify_dominators): Recompute all dominators and compare the results.
13388 (recount_dominator): Renamed to ...
13389 (recompute_dominator): ... this. Do not check that the block is
13390 dominated by entry.
13391 (iterate_fix_dominators): Reimplemented.
13392 (prune_bbs_to_update_dominators, root_of_dom_tree,
13393 determine_dominators_for_sons): New functions.
13394 * et-forest.c (et_root): New function.
13395 * et-forest.h (et_root): Declare.
13396 * Makefile.in (graphds.o): Add.
13397 (cfgloopanal.o): Add graphds.h dependency.
13398 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13399 * basic-block.h (get_dominated_by, get_dominated_by_region,
13400 iterate_fix_dominators): Declaration changed.
13401 (recount_dominator): Renamed to ...
13402 (recompute_dominator): ... this.
13403 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13404 (thread_through_all_blocks): Do not free dominance info.
13406 2007-06-03 Andreas Schwab <schwab@suse.de>
13408 * config/m68k/m68k.c (override_options): Don't override
13410 * config/m68k/m68k-modes.def (SF, DF): Define to use
13411 motorola_single_format and motorola_double_format, resp.
13412 * real.c (motorola_single_format): Renamed from
13413 coldfire_single_format.
13414 (motorola_double_format): Renamed from coldfire_double_format.
13415 (encode_ieee_extended): Generate a proper canonical NaN image
13416 respecting canonical_nan_lsbs_set.
13417 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13419 * real.h: Adjust declarations.
13421 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13424 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13425 the symbol is generated with the stack protector.
13427 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13429 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13430 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13432 * doc/extend.texi (interrupt): Mention m68k.
13434 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13436 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13437 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13438 (ix86_expand_sse_pcmpestr): Do not check operands for
13439 "register_operand", when insn operand predicate is "register_operand".
13440 (ix86_expand_sse_pcmpistr): Ditto.
13442 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13443 Uros Bizjak <ubizjak@gmail.com>
13445 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13446 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13447 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13448 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13449 * config/i386/constraints.md ("z"): New register constraint
13450 for members of SSE_FIRST_REG class.
13451 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13452 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13453 SSE_FIRST_REG class.
13454 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13455 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13456 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13457 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13458 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13459 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13460 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13461 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13462 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13463 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13464 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13465 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13466 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13467 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13468 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13469 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13470 (struct builtin_description): Change "flag" field to unsigned.
13471 (bdesc_pcmpestr): New builtin description table.
13472 (bdesc_pcmpistr): Likewise.
13473 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13474 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13475 Initialize pcmp[ei]str[im] insns for SSE4.2.
13476 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13477 (ix86_expand_sse_pcmpistr): Likewise.
13478 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13479 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13480 (UNSPEC_PCMPISTR): Likewise.
13481 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13482 (sse4_2_pcmpestri):New isns pattern.
13483 (sse4_2_pcmpestrm): Likewise.
13484 (sse4_2_pcmpestr_cconly): Likewise.
13485 (sse4_2_pcmpistr): New insn patern and splitter.
13486 (sse4_2_pcmpistri):New isns pattern.
13487 (sse4_2_pcmpistrm): Likewise.
13488 (sse4_2_pcmpistr_cconly): Likewise.
13489 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13492 2007-06-01 David Daney <ddaney@avtrex.com>
13494 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13495 LOADGP_ABSOLUTE and not binds_local_p.
13497 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13499 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13501 2007-06-01 Ian Lance Taylor <iant@google.com>
13503 * tree-vrp.c (compare_name_with_value): Always set
13504 used_strict_overflow if we get a result from the variable itself.
13506 2007-06-01 Ian Lance Taylor <iant@google.com>
13508 PR rtl-optimization/31455
13509 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13510 subregs which have a cast between modes which are not tieable.
13512 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13514 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13515 breaks after return statements.
13517 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13519 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13520 only after no_new_pseudos.
13522 2007-05-31 Eric Christopher <echristo@apple.com>
13524 * expr.c (convert_move): Assert that we don't have a BLKmode
13526 (store_expr): Handle BLKmode moves by calling emit_block_move.
13528 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13530 * c-typeck.c (build_indirect_ref): Include type in error message.
13531 (build_binary_op): Pass types to binary_op_error.
13532 * c-common.c (binary_op_error): Take two type arguments, print out
13534 * c-common.h (binary_op_error): Update prototype.
13536 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13538 * config/i386/i386.c: Correct coments on -mno-sse4.
13540 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13542 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13543 (x86_64-*-*): Likewise.
13544 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13545 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13546 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13547 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13548 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13549 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13550 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13551 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13552 (OPTION_MASK_ISA_SSE4): Likewise.
13553 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13554 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13555 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13556 (override_options): Support SSE4.2.
13557 (ix86_build_const_vector): Support SImode and DImode.
13558 (ix86_build_signbit_mask): Likewise.
13559 (ix86_expand_int_vcond): Support V2DImode.
13560 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13561 (IX86_BUILTIN_CRC32HI): Likewise.
13562 (IX86_BUILTIN_CRC32SI): Likewise.
13563 (IX86_BUILTIN_CRC32DI): Likewise.
13564 (IX86_BUILTIN_PCMPGTQ): Likewise.
13565 (bdesc_crc32): Likewise.
13566 (bdesc_sse_3arg): Likewise.
13567 (ix86_expand_crc32): Likewise.
13568 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13569 (ix86_expand_builtin): Likewise.
13570 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13571 __SSE4_2__ for -msse4.2.
13572 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13573 (CRC32MODE): Likewise.
13574 (crc32modesuffix): Likewise.
13575 (crc32modeconstraint): Likewise.
13576 (sse4_2_crc32<mode>): Likewise.
13577 (sse4_2_crc32di): Likewise.
13578 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13580 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13581 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13582 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13583 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13584 (vcondu<mode>): Likewise.
13585 * doc/extend.texi: Document SSE4.2 built-in functions.
13586 * doc/invoke.texi: Document -msse4.2/-msse4.
13588 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13590 PR tree-optimization/32160
13591 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13592 variable as gimple reg.
13593 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13595 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13597 * gcc.c (main): Don't consider linker options when issuing the
13598 warning about a linker input file not being used.
13600 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13602 * tree-vrp.c (compare_names): Initialize sop.
13604 2007-05-30 Dirk Mueller <dmueller@suse.de>
13606 * cgraphunit.c (cgraph_analyze_function): Remove
13607 computation of inline parameters.
13609 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13611 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13613 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13615 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13616 Add vx-common.h. Include vxworks.h between vx-common.h and
13618 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13620 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13621 (TARGET_ASM_DESTRUCTOR): Likewise.
13622 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13623 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13624 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13625 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13626 (VXWORKS_ENDIAN_SPEC): Define.
13627 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13628 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13629 VXWORKS_* equivalents.
13630 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13631 (ASM_FILE_START): Delete.
13632 (TARGET_VERSION): Reformat.
13633 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13634 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13635 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13636 (FPBIT, DPBIT): Define.
13637 (fp-bit.c, dp-bit.c): New rules.
13638 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13639 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13640 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13641 * config/arm/arm.h: Include vxworks-dummy.h.
13642 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13643 Mark with ATTRIBUTE_UNUSED.
13644 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13645 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13646 make it incompatible with -msingle-pic-base.
13647 (arm_function_ok_for_sibcall): Return false for calls that might
13648 go through a VxWorks PIC PLT entry.
13649 (require_pic_register): New function, split out from...
13650 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13652 (arm_load_pic_register): Handle the VxWorks RTP initialization
13653 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13654 (arm_emit_call_insn): New function.
13655 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13656 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13657 (pic_offset_arm): New pattern.
13658 (call, call_value): Use arm_emit_call_insn.
13659 (call_internal, call_value_internal): New expanders.
13660 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13661 VxWorks unless __PIC__.
13663 2007-05-30 Eric Christopher <echristo@gmail.com>
13665 * genrecog.c: Include regs.h in generated file.
13666 * genemit.c: Ditto. Fix up formatting.
13667 * config/mn10300/constraints.md: New.
13668 * config/mn10300/mn10300.md: Include.
13669 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13670 Fix up for removed macro.
13671 * config/mn10300/predicates.md (call_address_operand): Ditto.
13672 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13673 (CONST_OK_FOR_I): Ditto.
13674 (CONST_OK_FOR_J): Ditto.
13675 (CONST_OK_FOR_K): Ditto.
13676 (CONST_OK_FOR_L): Ditto.
13677 (CONST_OK_FOR_M): Ditto.
13678 (CONST_OK_FOR_N): Ditto.
13679 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13683 (EXTRA_CONSTRAINT): Ditto.
13685 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13687 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
13689 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
13690 OPTION_MASK_ISA_64BIT.
13691 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
13693 2007-05-30 Richard Guenther <rguenther@suse.de>
13695 PR middle-end/32152
13696 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
13697 types for comparison.
13698 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
13699 with original typed arguments.
13700 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
13702 2007-05-30 Jakub Jelinek <jakub@redhat.com>
13704 PR tree-optimization/31769
13705 * except.c (duplicate_eh_regions): Clear prev_try if
13706 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
13708 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
13710 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
13711 * tree-ssa-sink.c (statement_sink_location): Return basic block and
13712 bsi of the location where statements should be inserted.
13713 (sink_code_in_bb): Take bsi from statement_sink_location.
13714 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
13715 instead of bsi_start.
13716 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
13718 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
13719 (bsi_move_before): Document inconsistency with bsi_move_after.
13720 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
13722 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13724 * config/i386/i386.h (TARGET_ABM): New define.
13725 (TARGET_POPCNT): Ditto.
13726 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
13727 New temporary defines to redefine from OPTION_ISA_* defines.
13728 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
13729 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
13730 (ix86_isa_flags): New extern int declaration.
13731 (TARGET_SUBTARGET_DEFAULT): New define.
13732 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
13733 (TARGET_SUBTARGET32_DEFAULT): Ditto.
13734 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
13735 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13736 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
13737 * config/i386/darwin.h: Change TARGET_64BIT define to
13740 * config/i386/i386.opt (m3dnowa): Define as undocumented option
13741 using existing "ix86_isa_flags" varible.
13742 (m32, m64): Use existing "ix86_isa_flags" variable.
13743 (mmmx, m3dnow): Ditto.
13744 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
13745 (mabm): Define as non-negative option using "x86_abm" variable.
13746 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
13748 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
13749 Rewrite feature test bitmap.
13750 (ix86_isa_flags): New initialized global int varible.
13751 (ix86_isa_flags_explicit): New static int variable.
13752 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
13753 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
13754 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
13755 target_flags_explicit.
13756 (override_options): Remove "target_enable" and "target_disable" fields
13757 from "struct ptt". Update processor_target_table accordingly. Remove
13758 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
13759 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
13760 "target_flags" and "ix86_isa_flags_explicit" instead of
13761 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
13762 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
13763 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
13764 to true when either of PTA_POPCNT or PTA_ABM is set in
13765 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
13766 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
13767 processor_alias_table flags entry. Remove handling of
13768 "target_enable" and "target_disable" fields of processor_target_table.
13769 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
13770 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
13771 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
13772 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
13773 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
13775 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
13777 2007-05-29 David Daney <ddaney@avtrex.com>
13780 * config/mips/mips.c (mips_output_mi_thunk): Emit
13781 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
13783 2007-05-29 Hui-May Chang <hm.chang@apple.com>
13784 * config/i386/i386.c (ix86_function_regparm): Added checking of
13785 ix86_force_align_arg_pointer to determine the number of
13786 register parameters.
13788 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
13790 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
13791 (SET_DR_MISALIGNMENT): New.
13792 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
13793 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
13794 Use SET_DR_MISALIGNMENT.
13795 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
13797 * tree-data-ref.c (create_data_ref, compute_all_dependences,
13798 find_loop_nest): Export.
13799 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
13800 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
13801 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
13802 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
13804 (struct mem_ref): Add field reuse_distance.
13805 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
13806 Initialize reuse_distance field.
13807 (issue_prefetch_ref): Select temporality of prefetch according to
13809 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
13810 self_reuse_distance, determine_loop_nest_reuse): New functions.
13811 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
13812 (tree_ssa_prefetch_arrays): Dump L2 cache size.
13813 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
13816 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
13818 * tree-ssa-alias.c: Add aliasing overview.
13820 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
13821 Danny Smith <dannysmith@users.sourceforge.net>
13824 * config/i386/t-crtfm: Compile crtfastmath.o with
13825 -minline-all-stringops.
13826 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
13827 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
13829 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13831 * doc/md.texi: Document constraints on HP PA-RISC.
13833 * pa/constraints.md: New file.
13834 * pa.md: Include constraints.md.
13835 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
13836 (integer_store_memory_operand, ldil_cint_p): New functions.
13837 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
13838 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13839 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
13840 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
13841 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
13843 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
13846 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
13847 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
13848 case POSTDECREMENT_EXPR>): Return the error_mark_node
13849 if either the real or imaginary parts would an
13852 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
13854 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
13855 name when we remove it from a call.
13857 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
13859 * targhooks.c (default_narrow_bitfield): Remove.
13860 * targhooks.h: Remove the prototype for
13861 default_narrow_bitfield.
13863 * langhooks-def.h: Remove the prototype for
13864 hook_get_alias_set_0.
13865 * langhooks.c (hook_get_alias_set_0): Remove.
13867 * global.c (EXECUTE_IF_CONFLICT): Remove.
13869 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13872 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
13873 return true when truth_value_p is true and the type
13876 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13878 * doc/install.texi (Prerequisites): We no longer require Autoconf
13879 2.13 for the top-level.
13881 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
13883 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
13884 memory access via x86_expand_vector_move_misalign() only for
13885 TImode values on 32-bit targets.
13887 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
13889 * matrix-reorg.c: New file. Implement matrix flattening and
13890 transposing optimization.
13891 * tree-pass.h: Add matrix reorg pass.
13892 * common.opt: Add fipa-mreorg flag.
13893 * Makefile.in: Add matrix-reorg.c.
13894 * passes.c: Add matrix reorg pass.
13895 * varpool.c (add_new_static_var): New function.
13896 * cgraph.h (add_new_static_var): Declare.
13898 2007-05-27 Eric Christopher <echristo@apple.com>
13900 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
13901 sp_offset depending on stack size. Save r12 depending
13902 on registers we're saving later.
13903 (rs6000_emit_epilogue): Update sp_offset depending only
13906 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
13908 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
13909 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13910 * ifcvt.c (if_convert): Ditto.
13911 * tree-ssa-threadupdate.c (thread_block): Ditto.
13912 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
13913 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
13914 verify_loop_closed_ssa): Check number_of_loops instead of
13916 * predict.c (tree_estimate_probability): Ditto.
13917 * tree-if-conv.c (main_tree_if_conversion): Ditto.
13918 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
13919 * modulo-sched.c (sms_schedule): Ditto.
13920 * tree-scalar-evolution.c (scev_const_prop): Ditto.
13921 (scev_finalize): Do not do anything if scev analysis was not
13923 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
13924 current_loops == NULL.
13925 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
13926 * loop-init.c (loop_optimizer_init): Do not free current_loops when
13927 there are no loops.
13928 (loop_optimizer_finalize): Assert that loops were analyzed.
13929 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
13930 rtl_doloop): Check number_of_loops instead of current_loops.
13931 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
13932 current_loops == NULL.
13933 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
13934 gate_tree_vectorize tree_linear_transform, check_data_deps,
13935 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
13936 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
13937 Check number_of_loops instead of current_loops.
13938 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
13939 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
13940 free loops if available.
13941 (execute_pre): Do not pass do_fre to fini_pre.
13943 2007-05-27 Tobias Burnus <burnus@net-b.de>
13945 PR middle-end/32083
13946 * real.c (mpfr_from_real): Fix sign of -Inf.
13948 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
13950 * tree-vect-transform.c (vectorizable_conversion): Initialize
13951 tree_code variables to ERROR_MARK.
13952 (vectorizable_type_demotion): Likewise.
13953 (vectorizable_type_promotion): Likewise.
13955 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13958 * config/i386/i386.md (movti): Handle push operands via
13959 ix86_expand_push().
13961 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13963 * basic-block.h: Remove the prototype for merge_seq_blocks.
13964 * cfgcleanup.c (merge_seq_blocks): Remove.
13966 * tree-flow.h: Remove the prototype for is_aliased_with.
13967 * tree-ssa-alias.c (is_aliased_with): Remove.
13969 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
13971 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
13973 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
13975 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
13976 ix86_expand_sse4_unpack if SSE4.1 is enabled.
13977 (vec_unpacks_hi_v16qi): Likewise.
13978 (vec_unpacku_lo_v16qi): Likewise.
13979 (vec_unpacks_lo_v16qi): Likewise.
13980 (vec_unpacku_hi_v8hi): Likewise.
13981 (vec_unpacks_hi_v8hi): Likewise.
13982 (vec_unpacku_lo_v8hi): Likewise.
13983 (vec_unpacks_lo_v8hi): Likewise.
13984 (vec_unpacku_hi_v4si): Likewise.
13985 (vec_unpacks_hi_v4si): Likewise.
13986 (vec_unpacku_lo_v4si): Likewise.
13987 (vec_unpacks_lo_v4si): Likewise.
13989 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13991 * c-typeck.c, config/arm/arm.c, config/darwin.c,
13992 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
13993 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
13994 follow spelling conventions in various
13995 warning/error/diagnostic messages.
13997 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
13998 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
13999 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14000 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14001 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14002 * doc/tm.texi: Follow spelling conventions.
14004 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14007 * tree-ssa-forwprop.c
14008 (forward_propagate_addr_into_variable_array_index): Remove
14009 the lhs argument. Use the type of def_rhs instead of lhs.
14010 (forward_propagate_addr_expr_1): Update use of
14011 forward_propagate_addr_into_variable_array_index.
14013 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14014 Nigel Stephens <nigel@mips.com>
14016 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14017 function attributes, "far" being an alias for "long_call".
14018 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14019 (mips_near_type_p, mips_far_type_p): New.
14020 (mips_comp_type_attributes): New function to check that attributes
14021 attached to a function type are compatible.
14022 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14023 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14024 to the target function of the thunk.
14025 (mips_encode_section_info): Check for "near" and "far" function
14026 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14028 * config/mips/predicates.md (const_call_insn_operand): Test only
14029 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14031 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14034 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14035 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14036 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14037 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14039 2007-05-25 Eric Christopher <echristo@apple.com>
14041 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14042 to x86-darwin configurations.
14043 * config/i386/t-darwin: Add softfp support.
14044 * config/i386/t-darwin64: Ditto.
14045 * config/i386/sfp-machine.h: If mach then don't use
14046 aliasing, emit a stub to call.
14048 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14050 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14051 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14052 tree-predcom.c, tree-ssa-alias-warnings.c,
14053 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14054 comment typos. Follow spelling conventions.
14055 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14057 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14060 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14061 constants into memory. Expand unaligned memory references for
14062 SSE modes via x86_expand_vector_move_misalign() function.
14064 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14066 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14067 "memory" attribute for "sseishft" type insn without operands[2].
14069 2007-05-25 Dirk Mueller <dmueller@suse.de>
14070 Marcus Meissner <meissner@suse.de>
14072 * doc/extend.texi (alloc_size): New attribute.
14073 * c-common.c (handle_alloc_size_attribute): New.
14074 * tree-object-size.c (alloc_object_size): Use alloc_size
14075 attribute, if available.
14077 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14079 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14081 (__builtin_ia32_vec_ext_v2di): Likewise.
14082 (__builtin_ia32_vec_ext_v4si): Likewise.
14083 (__builtin_ia32_vec_ext_v8hi): Likewise.
14084 (__builtin_ia32_vec_ext_v16qi): Likewise.
14085 (__builtin_ia32_vec_set_v8hi): Likewise.
14087 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14089 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14091 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14093 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14094 (arm_is_longcall_p): Rename to...
14095 (arm_is_long_call_p): ...this. Take a single tree argument and
14097 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14098 (CUMULATIVE_ARGS): Remove call_cookie.
14099 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14100 (ENCODED_LONG_CALL_ATTR_P): Delete.
14101 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14102 LONG_CALL_FLAG_CHAR cases.
14103 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14104 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14105 ARM_DECLARE_FUNCTION_SIZE.
14106 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14107 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14108 (arm_encode_call_attribute, current_file_function_operand): Delete.
14109 (arm_function_in_section_p): New function.
14110 (arm_is_longcall_p): Rename to...
14111 (arm_is_long_call_p): ...this. Take the target function as a single
14112 argument and return a bool. Do not rely on call cookies. Check
14113 whether the target symbol is in the same section as the current
14114 function, not just the same compilation unit.
14115 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14116 (arm_encode_section_info): Don't encode a call type.
14117 * config/arm/arm.md (call, call_value): Update calls to
14118 arm_is_long(_)call_p. Simplify logic.
14119 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14120 Update calls to arm_is_long(_)call_p.
14122 2007-05-25 Richard Guenther <rguenther@suse.de>
14124 PR tree-optimization/31982
14125 * tree-ssa-forwprop.c
14126 (forward_propagate_addr_into_variable_array_index): Handle arrays
14127 with element size one.
14129 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14131 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14132 (umulsi3_highpart): Likewise.
14134 2007-05-24 Ian Lance Taylor <iant@google.com>
14136 PR rtl-optimization/32069
14137 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14140 2007-05-24 Ollie Wild <aaw@google.com>
14142 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14145 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14147 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14148 (oprs_unchanged_p): Use it to check all registers in a REG.
14149 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14150 (reg_set_between_after_reload_p): Delete.
14151 (reg_used_between_after_reload_p): Likewise.
14152 (reg_set_or_used_since_bb_start): Likewise.
14153 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14154 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14155 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14156 * rtlanal.c (reg_set_p): Check whether REG overlaps
14157 regs_invalidated_by_call, rather than just checking the
14158 membership of REGNO (REG).
14160 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14162 * doc/passes.texi: Document predictive commoning.
14163 * doc/invoke.texi (-fpredictive-commoning): Document.
14164 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14165 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14166 adding indices to the generated name.
14167 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14168 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14169 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14170 (op_symbol_code): ... and exported.
14171 (dump_omp_clause, op_symbol): Use op_symbol_code
14172 instead of op_symbol_1.
14173 * tree-pass.h (pass_predcom): Declare.
14174 * timevar.def (TV_PREDCOM): New timevar.
14175 * tree-ssa-loop.c (run_tree_predictive_commoning,
14176 gate_tree_predictive_commoning, pass_predcom): New.
14177 * tree-data-ref.c (find_data_references_in_loop): Find the
14178 references in dominance order.
14179 (canonicalize_base_object_address): Ensure that the result has
14181 (dr_analyze_innermost): Export.
14182 (create_data_ref): Code to fail for references with invariant
14184 (find_data_references_in_stmt): ... here.
14185 * tree-data-ref.h (dr_analyze_innermost): Declare.
14186 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14187 (aff_combination_find_elt, name_expansion_hash,
14188 name_expansion_eq, tree_to_aff_combination_expand,
14189 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14191 * tree-affine.h (aff_combination_constant_multiple_p,
14192 tree_to_aff_combination_expand): Declare.
14193 * tree-predcom.c: New file.
14194 * common.opt (fpredictive-commoning): New option.
14195 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14196 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14197 * Makefile.in (tree-predcom.o): Add.
14198 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14199 * passes.c (init_optimization_passes): Add dceloop after
14200 copy propagation in loop optimizer. Add predictive commoning
14201 to loop optimizer passes.
14203 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14205 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14208 2007-05-24 Jan Hubicka <jh@suse.cz>
14210 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14212 (genheader): Include statistics.h.
14214 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14216 * print-rtl.c (flag_dump_unnumbered): Update comments.
14217 (print_rtl): Fix my previous change.
14218 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14221 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14223 PR middle-end/32018
14224 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14226 (thread_through_all_blocks): Call initialize_original_copy_tables
14227 and free_original_copy_tables.
14228 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14230 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14231 * cfghooks.c (duplicate_block): Use get_loop_copy.
14232 * cfg.c: Include cfgloop.h.
14233 (loop_copy): New hash table.
14234 (initialize_original_copy_tables): Initialize loop_copy table.
14235 (free_original_copy_tables): Free loop_copy table.
14236 (copy_original_table_clear, copy_original_table_set,
14237 set_loop_copy, get_loop_copy): New functions.
14238 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14239 * cfgloop.h (struct loop): Remove copy field.
14240 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14241 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14243 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14245 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14246 -msse/-msse2/-msse3.
14248 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14250 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14251 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14253 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14256 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14257 * targhooks.h (default_mangle_decl_assembler_name): Declare
14259 * targhooks.c (default_mangle_decl_assembler_name): Define
14261 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14263 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14264 * langhooks.c (lhd_set_decl_assembler_name): Call
14265 targetm.mangle_decl_assembler_name for names with global scope.
14267 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14269 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14270 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14272 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14273 New. Factored out of i386_pe_encode_section_info.
14274 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14275 Move check for prior decoration of stdcall
14276 symbols to i386_pe_encode_section_info.
14277 (i386_pe_encode_section_info): Adjust call to
14278 gen_stdcall_or_fastcall_suffix. Use
14279 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14280 (i386_pe_mangle_decl_assembler_name): New. Wrap
14281 i386_pe_maybe_mangle_decl_assembler_name.
14283 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14285 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14286 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14287 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14288 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14289 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14292 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14293 Nigel Stephens <nigel@mips.com>
14294 Richard Sandiford <richard@codesourcery.com>
14296 Fix up MIPS16 hard float and add support for complex.
14298 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14299 (TARGET_SOFT_FLOAT_ABI): New.
14300 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14301 __mips_soft_float to reflect the ABI in use, not whether the
14302 FPU is directly accessible (e.g., in MIPS16 mode).
14303 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14304 (UNITS_PER_FPVALUE): Likewise.
14306 * config/mips/mips.c (mips_expand_call): Remove redundant
14307 TARGET_MIPS16 check.
14308 (mips_arg_regno): New.
14309 (function_arg_advance): When setting bits in cum->fp_code for
14310 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14312 (function_arg): Use mips_arg_regno.
14313 (mips_return_mode_in_fpr_p): New.
14314 (mips16_call_stub_mode_suffix): New.
14315 (mips16_cfun_returns_in_fpr_p): New.
14316 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14317 (mips_output_function_prologue): Test mips16_hard_float, not
14318 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14319 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14320 return value into a floating-point register.
14321 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14322 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14323 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14324 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14325 word of double arguments from or to the high bits of 64-bit
14326 floating point registers.
14327 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14328 (mips16_fpret_double): New helper function.
14329 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14330 support for complex modes. Fill in DECL_RESULT for stubdecl.
14331 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14333 * config/mips/mips16.S
14334 (RET, ARG1, ARG2): New.
14335 (MERGE_GPRf, MERGE_GPRt): New.
14336 (DELAYt, DELAYf): New.
14337 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14338 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14339 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14340 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14341 (SFOP): Renamed to...
14342 (OPSF3): This, and macro-ified. Updated all uses.
14343 (SFOP2): Renamed to...
14344 (OPSF2): This, and macro-ified. Updated all uses.
14345 (SFCMP): Renamed to...
14346 (CMPSF): This, and macro-ified. Updated all uses.
14347 (SFREVCMP): Renamed to...
14348 (REVCMPSF): This, and macro-ified. Updated all uses.
14349 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14350 (LDDBL1, LDDBL2, RETDBL): Deleted.
14351 (DFOP): Renamed to...
14352 (OPDF3): This, and macro-ified. Updated all uses.
14353 (DFOP2): Renamed to...
14354 (OPDF2): This, and macro-ified. Updated all uses.
14355 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14356 (DFCMP): Renamed to...
14357 (CMPDF): This, and macro-ified. Updated all uses.
14358 (DFREVCMP): Renamed to...
14359 (REVCMPDF): This, and macro-ified. Updated all uses.
14360 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14361 (RET_FUNCTION): New.
14362 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14363 (__mips16_ret_sc, __mips16_ret_dc): New.
14364 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14365 STUB_ARGS_6, STUB_ARGS_10): New.
14366 (CALL_STUB_NO_RET): New.
14367 (__mips16_call_stub_1): Macro-ified.
14368 (__mips16_call_stub_5): Macro-ified.
14369 (__mips16_call_stub_2): Macro-ified.
14370 (__mips16_call_stub_6): Macro-ified.
14371 (__mips16_call_stub_9): Macro-ified.
14372 (__mips16_call_stub_10): Macro-ified.
14373 (CALL_STUB_RET): New.
14374 (__mips16_call_stub_sf_0): Macro-ified.
14375 (__mips16_call_stub_sf_1): Macro-ified.
14376 (__mips16_call_stub_sf_5): Macro-ified.
14377 (__mips16_call_stub_sf_2): Macro-ified.
14378 (__mips16_call_stub_sf_6): Macro-ified.
14379 (__mips16_call_stub_sf_9): Macro-ified.
14380 (__mips16_call_stub_sf_10): Macro-ified.
14381 (__mips16_call_stub_df_0): Macro-ified.
14382 (__mips16_call_stub_df_1): Macro-ified.
14383 (__mips16_call_stub_df_5): Macro-ified.
14384 (__mips16_call_stub_df_2): Macro-ified.
14385 (__mips16_call_stub_df_6): Macro-ified.
14386 (__mips16_call_stub_df_9): Macro-ified.
14387 (__mips16_call_stub_df_10): Macro-ified.
14388 (__mips16_call_stub_sc_0): New.
14389 (__mips16_call_stub_sc_1): New.
14390 (__mips16_call_stub_sc_5): New.
14391 (__mips16_call_stub_sc_2): New.
14392 (__mips16_call_stub_sc_6): New.
14393 (__mips16_call_stub_sc_9): New.
14394 (__mips16_call_stub_sc_10): New.
14395 (__mips16_call_stub_dc_0): New.
14396 (__mips16_call_stub_dc_1): New.
14397 (__mips16_call_stub_dc_5): New.
14398 (__mips16_call_stub_dc_2): New.
14399 (__mips16_call_stub_dc_6): New.
14400 (__mips16_call_stub_dc_9): New.
14401 (__mips16_call_stub_dc_10): New.
14403 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14404 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14405 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14407 2007-05-23 Ian Lance Taylor <iant@google.com>
14409 * doc/invoke.texi (Invoking GCC): Document that the order of the
14412 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14415 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14416 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14417 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14421 * config/score/score.c (score_print_operand): Make sure that only
14422 lower bits are used.
14424 2007-05-22 Ian Lance Taylor <iant@google.com>
14426 * tree-vrp.c (avoid_overflow_infinity): New static function,
14427 broken out of set_value_range_to_value.
14428 (set_value_range_to_value): Call avoid_overflow_infinity.
14429 (extract_range_from_assert): Likewise.
14431 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14433 PR middle-end/31095
14434 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14435 change the type before looking for a COMPOUND_EXPR.
14437 2007-05-22 Ian Lance Taylor <iant@google.com>
14439 * lower-subreg.c (decompose_multiword_subregs): If we change an
14440 insn, call remove_retval_note on it.
14442 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14444 * regs.h (end_hard_regno): New function.
14445 (END_HARD_REGNO, END_REGNO): New macros.
14446 (add_to_hard_reg_set): New function.
14447 (remove_from_hard_reg_set): Likewise.
14448 (in_hard_reg_set_p): Likewise.
14449 (overlaps_hard_reg_set_p): Likewise.
14450 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14451 (note_btr_set): Use END_HARD_REGNO.
14452 * caller-save.c (setup_save_areas): Use end_hard_regno.
14453 (mark_set_regs): Use END_HARD_REGNO.
14454 (add_stored_regs): Use end_hard_regno.
14455 (mark_referenced_regs): Use add_to_hard_reg_set.
14456 * combine.c (update_table_tick): Use END_REGNO.
14457 (record_value_for_reg): Likewise.
14458 (record_dead_and_set_regs): Likewise.
14459 (get_last_value_validate): Likewise.
14460 (use_crosses_set_p): Likewise.
14461 (reg_dead_at_p_1): Likewise.
14462 (reg_dead_at_p): Likewise.
14463 (mark_used_regs_combine): Use add_to_hard_reg_set.
14464 (move_deaths): Use END_HARD_REGNO.
14465 (reg_bitfield_target_p): Use end_hard_regno.
14466 (distribute_notes): Use END_HARD_REGNO.
14467 * cse.c (mention_regs): Use END_REGNO.
14468 (insert): Use add_to_hard_reg_set.
14469 (invalidate): Use END_HARD_REGNO.
14470 (invalidate_for_call): Likewise.
14471 (exp_equiv_p): Use END_REGNO.
14472 (cse_insn): Likewise.
14473 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14474 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14475 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14476 * function.c (keep_stack_depressed): Use end_hard_regno.
14477 * global.c (global_alloc): Use end_hard_regno.
14478 (global_conflicts): Use add_to_hard_reg_set instead of
14480 (find_reg): Likewise.
14481 (mark_reg_store): Likewise.
14482 (mark_reg_conflicts): Likewise.
14483 (mark_reg_death): Use remove_from_hard_reg_set.
14484 (mark_reg_live_nc): Delete.
14485 (set_preference): Use end_hard_regno.
14486 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14487 remove_from_hard_reg_set.
14488 (post_mark_life): Use add_to_hard_reg_set.
14489 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14490 (reg_becomes_live): Use add_to_hard_reg_set.
14491 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14492 (peep2_find_free_register): Use add_to_hard_reg_set.
14493 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14494 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14495 * regrename.c (note_sets): Use add_to_hard_reg_set.
14496 (clear_dead_regs): Use remove_from_hard_reg_set.
14497 (regrename_optimize): Use add_to_hard_reg_set.
14498 (find_oldest_value_reg): Use in_hard_reg_set_p.
14499 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14500 (hard_reg_set_here_p): Use end_hard_regno.
14501 (decompose): Likewise.
14502 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14503 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14504 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14505 (mark_home_live): Use end_hard_regno.
14506 (spill_hard_reg): Likewise.
14507 (clear_reload_reg_in_use): Likewise.
14508 * reorg.c (delete_prior_computation): Use END_REGNO.
14509 * resource.c (update_live_status): Use END_HARD_REGNO.
14510 (mark_referenced_resources): Use add_to_hard_reg_set.
14511 (mark_set_resources): Likewise.
14512 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14513 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14514 (reg_overlap_mentioned_p): Likewise.
14515 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14516 (covers_regno_no_parallel_p): Use END_REGNO.
14517 (find_regno_note): Likewise.
14518 (find_reg_fusage): Use END_HARD_REGNO.
14519 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14520 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14522 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14524 * mode-switching.c (reg_dies): Change type of second argument to
14526 (optimize_mode_switching): Update accordingly.
14528 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14530 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14532 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14533 (hard_reg_set_empty_p): ...these new functions.
14534 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14535 GO_IF_HARD_REG_SUBSET.
14536 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14537 instead of GO_IF_HARD_REG_EQUAL.
14538 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14539 instead of GO_IF_HARD_REG_EQUAL.
14540 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14541 GO_IF_HARD_REG_SUBSET.
14542 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14543 GO_IF_HARD_REG_EQUAL.
14544 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14545 of GO_IF_HARD_REG_SUBSET.
14546 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14547 instead of GO_IF_HARD_REG_EQUAL.
14548 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14549 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14550 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14551 of GO_IF_HARD_REG_SUBSET,
14552 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14553 GO_IF_HARD_REG_SUBSET.
14554 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14555 instead of GO_IF_HARD_REG_EQUAL.
14556 * config/sh/sh.c (push_regs, calc_live_regs): Use
14557 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14558 (hard_regs_intersect_p): Delete.
14560 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14562 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14564 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14565 Richard Henderson <rth@redhat.com>
14567 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14569 (x86_64-*-*): Likewise.
14571 * i386/i386-modes.def (V2QI): New.
14573 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14575 (override_options): Support SSE4.1.
14576 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14577 (IX86_BUILTIN_BLENDPS): Likewise.
14578 (IX86_BUILTIN_BLENDVPD): Likewise.
14579 (IX86_BUILTIN_BLENDVPS): Likewise.
14580 (IX86_BUILTIN_PBLENDVB128): Likewise.
14581 (IX86_BUILTIN_PBLENDW128): Likewise.
14582 (IX86_BUILTIN_DPPD): Likewise.
14583 (IX86_BUILTIN_DPPS): Likewise.
14584 (IX86_BUILTIN_INSERTPS128): Likewise.
14585 (IX86_BUILTIN_MOVNTDQA): Likewise.
14586 (IX86_BUILTIN_MPSADBW128): Likewise.
14587 (IX86_BUILTIN_PACKUSDW128): Likewise.
14588 (IX86_BUILTIN_PCMPEQQ): Likewise.
14589 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14590 (IX86_BUILTIN_PMAXSB128): Likewise.
14591 (IX86_BUILTIN_PMAXSD128): Likewise.
14592 (IX86_BUILTIN_PMAXUD128): Likewise.
14593 (IX86_BUILTIN_PMAXUW128): Likewise.
14594 (IX86_BUILTIN_PMINSB128): Likewise.
14595 (IX86_BUILTIN_PMINSD128): Likewise.
14596 (IX86_BUILTIN_PMINUD128): Likewise.
14597 (IX86_BUILTIN_PMINUW128): Likewise.
14598 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14599 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14600 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14601 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14602 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14603 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14604 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14605 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14606 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14607 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14608 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14609 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14610 (IX86_BUILTIN_PMULDQ128): Likewise.
14611 (IX86_BUILTIN_PMULLD128): Likewise.
14612 (IX86_BUILTIN_ROUNDPD): Likewise.
14613 (IX86_BUILTIN_ROUNDPS): Likewise.
14614 (IX86_BUILTIN_ROUNDSD): Likewise.
14615 (IX86_BUILTIN_ROUNDSS): Likewise.
14616 (IX86_BUILTIN_PTESTZ): Likewise.
14617 (IX86_BUILTIN_PTESTC): Likewise.
14618 (IX86_BUILTIN_PTESTNZC): Likewise.
14619 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14620 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14621 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14622 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14623 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14624 (bdesc_ptest): New.
14625 (bdesc_sse_3arg): Likewise.
14626 (bdesc_2arg): Likewise.
14627 (bdesc_1arg): Likewise.
14628 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14630 (ix86_expand_sse_4_operands_builtin): New.
14631 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14632 smaller than 8 bits as the 2nd arg.
14633 (ix86_expand_sse_ptest): New.
14634 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14635 (ix86_expand_vector_set): Support SSE4.1.
14636 (ix86_expand_vector_extract): Likewise.
14638 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14639 __SSE4_1__ for -msse4.1.
14641 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14642 (UNSPEC_INSERTPS): Likewise.
14643 (UNSPEC_DP): Likewise.
14644 (UNSPEC_MOVNTDQA): Likewise.
14645 (UNSPEC_MPSADBW): Likewise.
14646 (UNSPEC_PHMINPOSUW): Likewise.
14647 (UNSPEC_PTEST): Likewise.
14648 (UNSPEC_ROUNDP): Likewise.
14649 (UNSPEC_ROUNDS): Likewise.
14651 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14653 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14654 (const_pow2_1_to_32768_operand): Likewise.
14656 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14659 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14661 (sse4_1_insertps): Likewise.
14662 (*sse4_1_extractps): Likewise.
14663 (sse4_1_ptest): Likewise.
14664 (sse4_1_mulv2siv2di3): Likewise.
14665 (*sse4_1_mulv4si3): Likewise.
14666 (*sse4_1_smax<mode>3): Likewise.
14667 (*sse4_1_umax<mode>3): Likewise.
14668 (*sse4_1_smin<mode>3): Likewise.
14669 (*sse4_1_umin<mode>3): Likewise.
14670 (sse4_1_eqv2di3): Likewise.
14671 (*sse4_1_pinsrb): Likewise.
14672 (*sse4_1_pinsrd): Likewise.
14673 (*sse4_1_pinsrq): Likewise.
14674 (*sse4_1_pextrb): Likewise.
14675 (*sse4_1_pextrb_memory): Likewise.
14676 (*sse4_1_pextrw_memory): Likewise.
14677 (*sse4_1_pextrq): Likewise.
14678 (sse4_1_blendpd): Likewise.
14679 (sse4_1_blendps): Likewise.
14680 (sse4_1_blendvpd): Likewise.
14681 (sse4_1_blendvps): Likewise.
14682 (sse4_1_dppd): Likewise.
14683 (sse4_1_dpps): Likewise.
14684 (sse4_1_movntdqa): Likewise.
14685 (sse4_1_mpsadbw): Likewise.
14686 (sse4_1_packusdw): Likewise.
14687 (sse4_1_pblendvb): Likewise.
14688 (sse4_1_pblendw): Likewise.
14689 (sse4_1_phminposuw): Likewise.
14690 (sse4_1_extendv8qiv8hi2): Likewise.
14691 (*sse4_1_extendv8qiv8hi2): Likewise.
14692 (sse4_1_extendv4qiv4si2): Likewise.
14693 (*sse4_1_extendv4qiv4si2): Likewise.
14694 (sse4_1_extendv2qiv2di2): Likewise.
14695 (*sse4_1_extendv2qiv2di2): Likewise.
14696 (sse4_1_extendv4hiv4si2): Likewise.
14697 (*sse4_1_extendv4hiv4si2): Likewise.
14698 (sse4_1_extendv2hiv2di2): Likewise.
14699 (*sse4_1_extendv2hiv2di2): Likewise.
14700 (sse4_1_extendv2siv2di2): Likewise.
14701 (*sse4_1_extendv2siv2di2): Likewise.
14702 (sse4_1_zero_extendv8qiv8hi2): Likewise.
14703 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
14704 (sse4_1_zero_extendv4qiv4si2): Likewise.
14705 (*sse4_1_zero_extendv4qiv4si2): Likewise.
14706 (sse4_1_zero_extendv2qiv2di2): Likewise.
14707 (*sse4_1_zero_extendv2qiv2di2): Likewise.
14708 (sse4_1_zero_extendv4hiv4si2): Likewise.
14709 (*sse4_1_zero_extendv4hiv4si2): Likewise.
14710 (sse4_1_zero_extendv2hiv2di2): Likewise.
14711 (*sse4_1_zero_extendv2hiv2di2): Likewise.
14712 (sse4_1_zero_extendv2siv2di2): Likewise.
14713 (*sse4_1_zero_extendv2siv2di2): Likewise.
14714 (sse4_1_roundpd): Likewise.
14715 (sse4_1_roundps): Likewise.
14716 (sse4_1_roundsd): Likewise.
14717 (sse4_1_roundss): Likewise.
14718 (mulv4si3): Don't expand for SSE4.1.
14719 (smax<mode>3): Likewise.
14720 (umaxv4si3): Likewise.
14721 (uminv16qi3): Likewise.
14722 (umin<mode>3): Likewise.
14723 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
14725 * doc/extend.texi: Document SSE4.1 built-in functions.
14727 * doc/invoke.texi: Document -msse4.1.
14729 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
14731 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
14732 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
14733 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
14734 (ASM_SPEC): Add asm_pcrel_spec.
14735 (EXTRA_SPECS): Add asm_pcrel_spec.
14737 2007-05-21 David Daney <ddaney@avtrex.com>
14739 * doc/install.texi (Building a cross compiler): Add requirements
14740 for Java cross compiler.
14742 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14744 PR middle-end/31995
14745 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
14746 Add loopno argument. Use evolution_function_is_invariant_rec_p
14747 instead of evolution_function_is_constant_p.
14748 Update calls to evolution_function_is_affine_multivariate_p.
14749 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
14750 Add loopno argument.
14751 * tree-scalar-evolution.c (gather_chrec_stats): Call
14752 evolution_function_is_affine_multivariate_p with a loop
14754 * tree-data-ref.c (analyze_miv_subscript): Likewise.
14755 (analyze_overlapping_iterations): Likewise.
14756 (access_functions_are_affine_or_constant_p): Likewise.
14757 (build_classic_dist_vector_1): If the access functions
14758 are equal, don't do anything.
14760 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
14761 Paolo Carlini <pcarlini@suse.de>
14762 Uros Bizjak <ubizjak@gmail.com>
14764 * c-cppbuiltin.c (c_cpp_builtins): Define
14765 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
14766 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
14767 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
14768 * doc/cpp.texi ([Standard Predefined Macros]): Document.
14770 2007-05-21 Mike Stump <mrs@apple.com>
14772 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
14774 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14776 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
14778 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
14779 implementation if __OPTIMIZE__ is not defined.
14780 (_mm_alignr_pi8): Ditto.
14781 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14782 (_mm_inserti_si64): Ditto.
14783 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14784 (_mm_slli_epi16): Ditto.
14785 (_mm_slli_epi32): Ditto.
14786 (_mm_slli_epi64): Ditto.
14787 (_mm_srai_epi16): Ditto.
14788 (_mm_srai_epi32): Ditto.
14789 (_mm_srli_si128): Ditto.
14790 (_mm_slli_si128): Ditto.
14791 (_mm_srli_epi16): Ditto.
14792 (_mm_srli_epi32): Ditto.
14793 (_mm_srli_epi64): Ditto.
14794 (_mm_extract_epi16): Ditto.
14795 (_mm_insert_epi16): Ditto.
14796 (_mm_shufflehi_epi16): Ditto.
14797 (_mm_shufflelo_epi16): Ditto.
14798 (_mm_shuffle_epi32): Ditto.
14799 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
14800 (_m_pextrw): Ditto.
14801 (_mm_insert_pi16): Ditto.
14802 (_m_pinsrw): Ditto.
14803 (_mm_shuffle_pi16): Ditto.
14804 (_m_pshufw): Ditto.
14805 (_mm_shufle_ps): Ditto.
14806 (_mm_prefetch): Ditto.
14808 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
14810 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
14811 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
14812 * real.c (encode_i370_single, decode_i370_single,
14813 encode_i370_double, decode_i370_double): Functions removed.
14814 (i370_single_format, i370_double_format): Initializations removed.
14815 (real_maxval, round_for_format, exact_real_truncate, significand_size):
14816 Consider the log2_b field to always be one.
14817 (ieee_single_format, mips_single_format, coldfire_single_format,
14818 ieee_double_format, mips_double_format, coldfire_double_format,
14819 ieee_extended_motorola_format, ieee_extended_intel_96_format,
14820 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
14821 ibm_extended_format, mips_extended_format, ieee_quad_format,
14822 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
14823 decimal_single_format, decimal_double_format, decimal_quad_format,
14824 c4x_single_format, c4x_extended_format, real_internal_format): Remove
14825 initialization of log2_b.
14826 * real.h (i370_single_format, i370_double_format): Declarations
14828 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
14829 field to always be one.
14831 2007-05-21 Andreas Schwab <schwab@suse.de>
14833 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
14834 NOTE_INSN_BASIC_BLOCK_P.
14835 (process_for_unwind_directive): Likewise.
14837 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
14839 * builtins.c (expand_builtin_setjmp_setup): Update comment.
14840 * function.h (struct function): Move va_list_gpr_size,
14841 va_list_fpr_size, function_frequency to front of bitfields. Add
14843 (current_function_calls_unwind_init): New.
14844 * except.c (expand_builtin_unwind_init): Set
14845 current_function_calls_unwind_init not
14846 current_function_has_nonlocal_label.
14847 * reload1.c (has_nonexceptional_receiver): New.
14848 (reload): Use it and current_function_calls_unwind_init to
14849 determine whether call-saved regs must be saved.
14851 2007-05-20 Jan Hubicka <jh@suse.cz>
14853 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
14854 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14855 * ddg.c (create_ddg): LIkewise.
14856 * final.c (final): Remove hunk moving line number notes around since
14857 they are no longer present at this stage.
14858 (final_scan_insn): Use NOTE_KIND instead of
14859 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14860 (output_asm_label): Likewise.
14861 * reorg.c (dbr_schedule): Likewise.
14862 * haifa-sched.c (unlink_other_notes): Likewise.
14863 * mode-switching.c (optimize_mode_switching): Likewise.
14864 * graph.c (start_bb): Likewise.
14865 * rtl.def (NOTE): Update description.
14866 * jump.c (squeeze_notes): Delete.
14867 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
14868 NOTE_INSN_BASIC_BLOCK_P when possible.
14869 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
14870 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
14871 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14872 (dwarf2out_var_location): Likewise.
14873 * cfgbuild.c (make_edges): Likewise.
14874 (find_basic_blocks_1): Likewise.
14875 * function.c (reorder_blocks_1): Likewise.
14876 (epilogue_done): Likewise.
14877 (reposition_prologue_and_epilogue_notes): Likewise.
14878 * print-rtl.c (print_rtx): Likewise; drop code for printing
14880 (print_rtl): Likewise.
14881 (print_rtl_single): Likewise.
14882 * gcse.c (insert_insn_start_bb): Likewise.
14883 * alias.c (init_alias_analysis): Likewise.
14884 * calls.c (fixup_tail_calls): Likewise.
14885 * except.c (sjlj_emit_function_enter): Likewise.
14886 * emit-rtl.c (add_insn_after): Likeiwse.
14887 (emit_label_before): Likewise.
14888 (emit_label_after): Likewise.
14889 (emit_note_before, emit_note_after, emit_note): Update
14890 parameter to be enum insn_note; do not deal with source
14892 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
14893 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
14895 (merge_blocks_move_successor_nojumps): Simplify now when
14896 we don't have BLOCK notes.
14897 (try_optimize_cfg): Likewise.
14898 * cfglayout.c (skip_insns_after_block): Likewise.
14899 (record_effective_endpoints): Likewise.
14900 (duplicate_insn_chain): Likewise.
14901 * varasm.c (output_constant_pool_1): Likewise.
14902 * sched-deps.c (sched_analyze): Likewise.
14903 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
14905 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
14906 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
14907 (SET_INSN_DELETED): Simplify.
14908 (NOTE_LINE_NUMBER): Exterminate.
14909 (NOTE_LINE_KIND): New.
14910 (NOTE_INSN_BASIC_BLOCK_P): Update.
14911 (enum insn_note): Simplify.
14912 (GET_NOTE_INSN_NAME) Simplify.
14913 (emit_note_before, emit_note_after, emit_note): Update prototype.
14914 (squeeze_notes): Remove.
14915 * sched-int.h (NOTE_NOT_BB_P): Update.
14916 * resource.c (mark_target_live_regs): Update.
14917 * sched-rgn.c (debug_dependencies): Update.
14918 * sched-vis.c (print_insn): Update.
14919 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
14920 * config/i386/i386.c (ix86_output_function_epilogue): Update.
14921 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
14922 (TARGET_ADJUST_UNROLL_MAX): Likewise.
14923 (split_branches): Update.
14924 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
14926 (sh_adjust_unroll_max): Exterminate.
14927 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
14928 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
14929 (m68hc11_reorg): Likewise.
14930 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
14931 (emit_predicate_relation_info): Update.
14932 (process_for_unwind_directive): Update.
14933 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
14934 (output_call): Update.
14935 * config/pa/pa.c (output_lbranch): Update.
14936 (output_millicode_call): Update.
14937 (output_call): Update.
14938 (pa_combine_instructions): Update.
14939 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
14940 * config/bfin/bfin.c (gen_one_bundle): Update.
14941 * cfgrtl.c (can_delete_note_p): Update.
14942 (delete_insn): Update.
14943 (rtl_merge_blocks): Update.
14944 (commit_one_edge_insertion): Update.
14945 (rtl_verify_flow_info): Update.
14946 * stmt.c (expand_case): Do not call squeeze_notes.
14948 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14955 * c.opt (Wtype-limits): New.
14956 * doc/invoke.texi (Wtype-limits): Document it.
14957 (Wextra): Enabled by -Wextra.
14958 * c-opts.c (c_common_post_options): Enabled by -Wextra.
14959 * c-common.c (shorten_compare): Warn with Wtype-limits.
14961 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14963 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
14964 inlined function, not as a macro.
14965 (_mm_alignr_pi8): Ditto.
14966 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14967 (_mm_inserti_si64): Ditto.
14968 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14969 (_mm_extract_epi16): Ditto.
14970 (_mm_insert_epi16): Ditto.
14971 (_mm_shufflehi_epi16): Ditto.
14972 (_mm_shufflelo_epi16): Ditto.
14973 (_mm_shuffle_epi32): Ditto.
14974 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
14975 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
14977 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
14979 (_m_to_float): Use C89 compatible assignment.
14981 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
14984 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
14986 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14989 * doc/invoke.texi (Wreturn-type): Complete description.
14990 (Wextra): Delete item about return-type warning.
14991 * c-decl.c: Delete redundant Wextra warning.
14993 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14996 * config/i386/pmmintrin.h: Do not include xmmintrin.h
14997 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
14998 inlined function, not as a macro.
14999 (_mm_prefetch): Ditto.
15000 (_m_pextrw): Ditto.
15001 (_mm_insert_pi16): Ditto.
15002 (_m_pinsrw): Ditto.
15003 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15004 (_m_pshufw): Ditto. Add const to __N argument.
15005 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15006 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15007 (_mm_slli_epi32): Ditto.
15008 (_mm_srli_si128): Implement as always inlined function, not as a
15009 macro. Add __inline to function declaration.
15010 (_mm_slli_si128): Ditto.
15012 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15014 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15015 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15017 (struct fenv): New structure.
15018 (FP_HANDLE_EXCEPTIONS): New define.
15019 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15020 (_FP_DECL_EXP): New define.
15021 (FP_INIT_ROUNDMODE): New define.
15022 (FP_ROUNDMODE): New define.
15024 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15026 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15027 (Wconversion): Update description.
15028 (Wconversion-sign): New.
15029 * c.opt (Wconversion-sign): New.
15030 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15031 means disabled for C++. Otherwise, take the status of Wconversion.
15032 * c-common.c (conversion_warning): Warn with either Wconversion or
15034 (warnings_for_convert_and_check): Conditions are already checked by
15035 conversion_warning.
15036 (convert_and_check): Don't check warnings if the conversion failed.
15038 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15039 Anatoly Sokolov <aesok@dol.ru>
15041 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15042 avr_epilogue_uses) : Add declaration.
15043 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15044 * config/avr/constraints.md (R): New constraint.
15045 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15046 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15047 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15048 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15049 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15050 call_prologue_saves, epilogue_restores, return_from_epilogue,
15051 return_from_main_epilogue, return_from_interrupt_epilogue,
15052 return_from_naked_epilogue, prologue, epilogue): New patterns.
15053 (jump): Handle symbol reference.
15054 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15055 avr_output_function_prologue, avr_output_function_epilogue): Remove
15057 (avr_init_machine_status, expand_prologue, expand_epilogue,
15058 avr_asm_function_end_prologue, avr_epilogue_uses,
15059 avr_asm_function_begin_epilogue): New functions.
15060 (prologue_size, epilogue_size, jump_tables_size): Remove global
15062 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15063 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15064 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15065 (avr_override_options): Initialise init_machine_status.
15066 (output_movhi): Handle all stack pointer loads.
15067 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15068 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15069 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15070 (EPILOGUE_USES) Redefine.
15071 (machine_function) Declare.
15073 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15075 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15076 Use a single return statement.
15078 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15080 PR middle-end/30250
15081 * builtins.c (do_mpfr_lgamma_r): New.
15082 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15083 * tree.h (CASE_FLT_FN_REENT): New.
15085 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15087 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15088 (output_die): Use 'unsigned long' with %x.
15089 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15090 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15091 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15093 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15095 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15100 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15101 true if function has no argument.
15103 2007-05-18 DJ Delorie <dj@redhat.com>
15105 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15106 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15108 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15110 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15111 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15112 count_trailing_zeros.
15113 (__i386__): Implement count_leading_zeros using __builtin_clz().
15114 Implement count_trailing_zeros usign __builtin_ctz().
15116 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15118 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15120 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15122 PR middle-end/31344
15123 * expr.c (emit_move_change_mode): Change mode of push operands here.
15125 2007-05-17 Ian Lance Taylor <iant@google.com>
15127 PR tree-optimization/31953
15128 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15129 Change all callers.
15130 (set_value_range_to_null): Call set_value_range_to_value.
15131 (extract_range_from_comparison): Likewise.
15133 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15135 * toplev.c (print_version): Output GMP/MPFR version info.
15137 * builtins.c (CASE_MATHFN_REENT): New macro.
15138 (mathfn_built_in): Use it.
15139 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15140 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15141 BUILT_IN_LGAMMAL_R): New.
15142 * doc/extend.texi: Document new builtins.
15144 PR middle-end/31796
15145 * builtins.c (do_mpfr_remquo): New.
15146 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15147 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15149 PR middle-end/30251
15150 * builtins.c (fold_builtin_1): Handle y0, y1.
15151 (fold_builtin_2): Handle yn.
15153 PR middle-end/30251
15154 * builtins.c (do_mpfr_bessel_n): New.
15155 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15156 (fold_builtin_2): Handle BUILT_IN_JN.
15158 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15161 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15162 TYPE_PRECISION (intmax_type_node).
15164 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15167 * reload.c (subst_reloads): Remove checking.
15169 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15171 PR rtl-optimization/31691
15172 * combine.c (simplify_set): Build a new src pattern instead of
15173 substituting its operands in the COMPARE case.
15175 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15177 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15178 (execute_vrp): Preserve loops through jump threading.
15179 * tree-ssa-threadupdate.c (thread_single_edge,
15180 dbds_continue_enumeration_p, determine_bb_domination_status,
15181 thread_through_loop_header): New functions.
15182 (create_edge_and_update_destination_phis,
15183 create_edge_and_update_destination_phis): Set loops for the new blocks.
15184 (prune_undesirable_thread_requests): Removed.
15185 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15187 (thread_block): Do not call prune_undesirable_thread_requests.
15189 (mark_threaded_blocks): Select edges to thread here.
15190 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15191 Thread edges through loop headers independently.
15192 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15193 * tree-pass.h (TODO_mark_first_instance): New.
15194 (first_pass_instance): Declare.
15195 * cfghooks.c (duplicate_block): Put the block to the original loop
15196 if copy is not specified.
15197 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15198 jump threading. Pass may_peel_loop_headers to
15199 thread_through_all_blocks according to first_pass_instance.
15200 * cfgloop.h (create_preheader): Declare.
15201 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15202 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15203 * passes.c (first_pass_instance): New variable.
15204 (next_pass_1): Set TODO_mark_first_instance.
15205 (execute_todo): Set first_pass_instance.
15207 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15209 PR tree-optimization/24659
15210 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15211 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15212 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15213 OTI_vec_pack_ufix_trunc.
15214 (vec_unpacks_float_hi_optab): Define new macro.
15215 (vec_unpacks_float_lo_optab): Ditto.
15216 (vec_unpacku_float_hi_optab): Ditto.
15217 (vec_unpacku_float_lo_optab): Ditto.
15218 (vec_pack_sfix_trunc_optab): Ditto.
15219 (vec_pack_ufix_trunc_optab): Ditto.
15220 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15221 and vec_pack_[s|u]fix_trunc_optab using
15222 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15223 * tree-vectorizer.c (supportable_widening_operation): Handle
15224 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15225 (supportable_narrowing_operation): New function.
15226 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15227 * tree-vect-transform.c (vectorizable_conversion): Handle
15228 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15229 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15230 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15231 to check for target support.
15232 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15233 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15234 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15235 for VEC_PACK_FIX_TRUNC_EXPR.
15236 (expand_binop): Special case mode of the result for
15237 vec_pack_[u|s]fix_trunc_optab.
15238 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15239 vec_pack_[u|s]fix_trunc_optab.
15241 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15242 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15243 * tree-pretty-print.c (dump_generic_node): Handle
15244 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15245 VEC_PACK_FIX_TRUNC_EXPR.
15247 * expr.c (expand_expr_real_1): Ditto.
15248 * tree-inline.c (estimate_num_insns_1): Ditto.
15249 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15251 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15252 (vec_unpacks_float_lo_v8hi): Ditto.
15253 (vec_unpacku_float_hi_v8hi): Ditto.
15254 (vec_unpacku_float_lo_v8hi): Ditto.
15255 (vec_unpacks_float_hi_v4si): Ditto.
15256 (vec_unpacks_float_lo_v4si): Ditto.
15257 (vec_pack_sfix_trunc_v2df): Ditto.
15259 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15261 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15262 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15263 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15264 [vec_pack_ufix_trunc]: Ditto.
15265 [vec_unpacks_float_hi]: Ditto.
15266 [vec_unpacks_float_lo]: Ditto.
15267 [vec_unpacku_float_hi]: Ditto.
15268 [vec_unpacku_float_lo]: Ditto.
15270 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15272 * soft-fp/README: Update for new files.
15273 * soft-fp/floattisf.c: New file.
15274 * soft-fp/floattidf.c: New file.
15275 * soft-fp/floattitf.c: New file.
15276 * soft-fp/floatuntisf.c: New file.
15277 * soft-fp/floatuntidf.c: New file.
15278 * soft-fp/floatuntitf.c: New file.
15279 * soft-fp/fixsfti.c: New file.
15280 * soft-fp/fixdfti.c: New file.
15281 * soft-fp/fixtfti.c: New file.
15282 * soft-fp/fixunssfti.c: New file.
15283 * soft-fp/fixunsdfti.c: New file.
15284 * soft-fp/fixunstfti.c: New file.
15285 * soft-fp/extendxftf.c: New file.
15286 * soft-fp/trunctfxf.c: New file.
15288 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15289 (__trunctfxf2): Ditto.
15291 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15292 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15293 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15294 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15295 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15296 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15298 * config/i386/t-fprules-softfp64: New file.
15299 * config/i386/sfp-machine.h: New file.
15300 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15301 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15302 and soft-fp/t-softfp to tmake_file.
15303 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15304 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15306 * config/i386/t-linux64 (softfp_wrap_start): New.
15307 (softfp_wrap_end): New.
15308 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15309 supported for TARGET_64BIT.
15311 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15313 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15314 c_common_unsigned_type behavior.
15316 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15318 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15321 2007-05-16 Eric Christopher <echristo@apple.com>
15323 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15324 saving after stack push. Set sp_offset whenever we push.
15325 (rs6000_emit_epilogue): Move altivec register restore before
15328 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15330 * configure.ac: Allow sysroots to be relocated under $prefix as
15331 well as $exec_prefix.
15332 * configure: Regenerate.
15334 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15338 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15340 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15341 (gcc_tooldir): Likewise.
15342 * configure: Regenerate.
15343 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15344 old configure.ac gcc_tooldir setting.
15345 (prefix_to_exec_prefix): New variable.
15346 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15347 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15349 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15351 * c-typeck.c (build_binary_op): Return early for error.
15353 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15355 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15356 struct nb_iter_bound.
15357 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15358 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15359 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15360 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15361 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15362 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15363 (del_scev_info): Use ggc_free.
15364 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15365 * loop-init.c: Include ggc.h.
15366 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15367 (loop_optimizer_finalize): Use ggc_free.
15368 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15369 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15370 pass_iv_optimize): Add TODO_ggc_collect.
15371 * function.h (struct function): Remove skip marker from
15373 * cfgloop.c: Include ggc.h.
15374 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15376 (establish_preds): Vector superloops is gc allocated.
15377 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15379 (flow_loops_find): Vector larray is gc allocated.
15380 (loop_exit_free): Use ggc_free.
15381 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15382 that head of exits list is now not a part of struct loop.
15383 (record_loop_exits): Allocate exits table in gc memory.
15384 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15385 that head of exits list is now not a part of struct loop.
15386 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15387 struct loop_exit): Add GTY marker.
15388 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15389 Add skip marker to aux field. Make head of exits list a separate
15391 (struct loops): Add GTY marker. Make larray vector gc allocated.
15392 Add param marker to exits table.
15393 (get_loops): Type changed.
15394 * Makefile.in (tree-scalar-evolution.o): Add
15395 gt-tree-scalar-evolution.h dependency.
15396 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15397 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15398 * basic-block.h (struct basic_block_def): Remove skip marker from
15401 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15403 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15404 of 0 in the call to expand_expr().
15405 (expand_builtin_mathfn_3): Ditto.
15406 (expand_builtin_interclass_mathfn): Ditto.
15407 (expand_builtin_cexpi): Ditto.
15408 (expand_builtin_int_roundingfn): Ditto.
15409 (expand_builtin_int_roundingfn_2): Ditto.
15410 (expand_builtin_pow): Ditto.
15411 (expand_builtin_powi): Ditto.
15412 (expand_builtin_bswap): Ditto.
15413 (expand_builtin_unop): Ditto.
15414 (expand_builtin_fabs): Ditto.
15415 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15416 the call to expand_expr().
15417 (expand_builtin_sync_operation): Ditto.
15418 (expand_builtin_compare_and_swap): Ditto.
15419 (expand_builtin_lock_test_and_set): Ditto.
15420 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15421 instead of 0 in the call to expand_expr().
15422 (expand_builtin_extract_return_addr): Ditto.
15423 (expand_builtin_eh_return): Ditto.
15424 (expand_eh_return): Ditto.
15425 * explow.c (expr_size): Ditto.
15426 * expr.c (optimize_bitfield_assignment_op): Ditto.
15427 (expand_assignement): Ditto.
15428 (store_expr): Ditto.
15429 (store_field): Ditto.
15430 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15431 the call to expand_expr().
15432 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15433 in the call to expand_expr().
15434 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15435 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15436 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15438 * optabs.c (expand_vec_shift_expr): Ditto.
15439 (expand_vec_cond_expr): Ditto.
15440 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15441 call to expand_expr().
15442 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15443 in the call to expand_expr().
15445 2007-05-14 Dave Korn <dave.korn@artimi.com>
15447 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15449 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15451 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15452 instead of c_common_unsigned_type.
15453 (c_common_unsigned_type): Remove.
15454 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15455 c_common_unsigned_type.
15456 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15457 c_common_unsigned_type.
15458 * c-common.h (c_common_unsigned_type): Remove.
15459 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15460 c_common_unsigned_type.
15461 * c-format.c (check_format_types): Use unsigned_type_for instead of
15462 c_common_unsigned_type.
15463 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15464 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15465 of c_common_unsigned_type.
15466 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15467 lang_hooks.types.unsigned_type.
15468 * expmed.c (make_tree): Use unsigned_type_for instead of
15469 lang_hooks.types.unsigned_type.
15470 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15471 lang_hooks.types.unsigned_type.
15472 (build_range_check): Likewise.
15473 (fold_unary): Likewise.
15474 (fold_binary): Likewise.
15475 (fold_ternary): Likewise.
15476 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15477 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15478 * tree.c (get_unsigned_type): New.
15479 (unsigned_type_for): Use get_unsigned_type instead of
15480 lang_hooks.types.unsigned_type.
15482 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15484 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15485 to m68k_get_function_kind. Update its prototype.
15486 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15488 (m68k_interrupt_function_p): Return enum m68k_function_type
15489 instead of bool. Rename to m68k_get_function_kind.
15490 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15491 target is not fido.
15492 (m68k_compute_frame_layout): Don't mark any register for save
15493 if an interrupt_thread attribute is specified.
15494 (m68k_hard_regno_rename_ok): Update a use of
15495 m68k_interrupt_function_p.
15496 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15497 m68k_interrupt_function_p.
15498 (m68k_function_type): New.
15499 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15500 for a function with an interrupt_thread attribute.
15501 * doc/extend.texi: Document the interrupt_thread attribute.
15503 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15505 Fix PR tree-optimization/31911
15506 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15507 if they didn't change the expression.
15509 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15511 * tree-scalar-evolution.c (resolve_mixers): Exported.
15512 * tree-scalar-evolution.h (resolve_mixers): Declare.
15513 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15514 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15515 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15516 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15517 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15518 strip_conversion, analyze_offset_expr, address_analysis,
15519 object_analysis, analyze_offset): Removed.
15520 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15521 split_constant_offset, canonicalize_base_object_address,
15522 object_address_invariant_in_loop_p, disjoint_objects_p,
15523 dr_may_alias_p, dr_address_invariant_p): New functions.
15524 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15525 and dr_analyze_alias.
15526 (initialize_data_dependence_relation): Use dr_may_alias_p
15527 and object_address_invariant_in_loop_p.
15528 (compute_self_dependence): Handle the case when
15529 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15530 (find_data_references_in_stmt): Restrict the analysis of data
15531 references to the given loop nest.
15532 (find_data_references_in_loop): Made static. Pass loop nest to
15533 find_data_references_in_stmt.
15534 (compute_data_dependences_for_loop): Use DR_VOPS.
15535 (free_data_ref): Free DR_VOPS.
15536 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15537 (struct innermost_loop_behavior): ... new.
15538 (struct base_object_info): Replaced by ...
15539 (struct indices): ... new.
15540 (struct dr_alias): New.
15541 (enum data_ref_type): Removed.
15542 (struct data_reference): Consist of struct innermost_loop_behavior,
15543 struct indices and struct dr_alias.
15544 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15545 (DR_MEMTAG): Renamed to ...
15546 (DR_SYMBOL_TAG): ... this.
15547 (find_data_references_in_loop): Declaration removed.
15548 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15549 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15550 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15551 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15553 2007-05-13 Revital Eres <eres@il.ibm.com>
15555 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15556 which walks virtual def-use chains to find redundant stores.
15557 (dse_optimize_stmt): Call it.
15559 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15561 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15562 * passes.c (init_optimization_passes): Move pass_jump_bypass
15565 * basic-block.h (bb_has_eh_pred): Fix style issue.
15567 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15569 PR rtl-optimization/31848
15570 * loop-invariant.c (move_invariant_reg): If we move an insn
15571 with a REG_EQUAL note, and that insn is not always executed,
15572 remove the REG_EQUAL note.
15574 2007-05-12 Richard Guenther <rguenther@suse.de>
15576 PR tree-optimization/31797
15577 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15578 propagate into a stmt that has volatile ops.
15580 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15582 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15583 (gcc_tooldir): Likewise.
15584 * configure: Regenerate.
15585 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15586 old configure.ac gcc_tooldir setting.
15587 (prefix_to_exec_prefix): New variable.
15588 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15589 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15591 2007-05-11 Silvius Rus <rus@google.com>
15593 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15594 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15595 * c-common.h (strict_aliasing_warning): Change return type.
15596 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15597 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15598 (build_c_cast): Condition call to strict_aliasing_warning.
15599 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15600 * flags.h (set_Wstrict_aliasing): Declare.
15601 * opts.c (set_Wstrict_alising): Define, add call to.
15602 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15603 * tree-ssa-alias-warnings.c: New file.
15604 * tree-ssa-alias.c (compute_may_aliases): Add call to
15605 strict_aliasing_warning_backend.
15607 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15609 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15610 Use loop_depth and loop_outer accessor functions.
15611 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15612 determine_invariantness_stmt, move_computations_stmt): Ditto.
15613 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15614 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15615 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15616 * tree-scalar-evolution.c (interpret_loop_phi,
15617 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15618 instantiate_parameters_1, scev_const_prop): Ditto.
15619 * cfghooks.c (make_forwarder_block): Ditto.
15620 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15621 * modulo-sched.c (loop_canon_p): Ditto.
15622 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15623 slpeel_can_duplicate_loop_p): Ditto.
15624 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15625 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15626 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15627 cancel_loop, verify_loop_structure): Ditto.
15628 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15629 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15630 superloops vector instead of "pred" array.
15631 (establish_preds): Take father loop as an argument. Initialize the
15633 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15634 Do not initialize loop->outer.
15635 (flow_loop_tree_node_remove): Truncate the superloops vector.
15636 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15637 "pred" merged to "superloops" vector.
15638 (loop_depth, loop_outer): New.
15639 (fel_init): Use loop_outer.
15641 2007-05-11 Jan Hubicka <jh@suse.cz>
15643 * cgraphunit.c: Include gt-cgraphunit.h
15644 (static_ctors, static_dtors): New static vars.
15645 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15646 based on implementation in c-common.c
15647 (cgraph_finalize_function): Call record_cdtor_fn.
15648 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15649 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15650 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15651 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15652 build_cdtor, c_build_cdtor_fns): Remove.
15653 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15654 c_build_cdtor_fns): Remove prototype.
15656 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15659 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15660 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15661 * builtins.c (fold_builtin_memchr): New.
15662 (expand_builtin_memchr): Call the latter.
15663 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15664 * doc/extend.texi ([Other built-in functions provided by GCC]):
15667 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15669 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15670 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15671 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15672 PFPO_OP1_TYPE_SHIFT): Constants added.
15673 (DFP_ALL): Mode macro defined.
15674 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15675 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15676 Insn definitions added.
15677 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15678 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15681 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15683 PR tree-optimization/31885
15684 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15685 NULL_TREE to be undetermined.
15686 (automatically_generated_chrec_p): Return false for NULL.
15688 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15690 * config/bfin/bfin.h (MOVE_RATIO): Define.
15692 2007-05-10 Richard Sandiford <richard@codesourcery.com>
15694 * config.gcc (sparc-wrs-vxworks): New target.
15695 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
15696 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
15697 * config/sparc/sparc.h: Include vxworks-dummy.h.
15698 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
15699 include LABEL_REFs too.
15700 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
15701 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
15703 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
15705 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
15706 (sparc_emit_call_insn): New function.
15707 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
15708 functions when generating VxWorks PIC.
15709 * config/sparc/sparc.md (vxworks_load_got): New pattern.
15710 (call, call_value): Use sparc_emit_call_insn instead of
15713 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15715 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
15717 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15719 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
15720 for floating-point values if HOST_BITS_PER_LONG > 32. Use
15721 split_double instead of operand_subword.
15723 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15725 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
15726 * config/bfin/bfin.c (bfin_local_alignment): New function.
15727 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
15729 2007-05-08 Chao-ying Fu <fu@mips.com>
15731 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
15732 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
15733 (smsub_widen_optab, umsub_widen_optab): Define.
15734 * optabs.c (init_optabs): Initialize smsub_widen_optab and
15736 * genopinit.c (optabs): Fill in smsub_widen_optab and
15738 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
15739 and umsub_widen_optab to implement multiply-subtract sequences.
15740 * config/mips/mips.md (*msac<u>_di): Rename to...
15741 (<u>msubsidi4): ...this. Extend condition to include
15742 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15743 of operand 0 to "ka" and use the three-operand form of msub<u>
15745 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
15748 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15750 PR rtl-optimization/28011
15751 * reload.c (push_reload): Set dont_share if IN appears in OUT
15752 also when IN is a PLUS rtx.
15753 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
15756 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
15758 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
15759 call unshare_all_decls.
15760 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
15761 (unshare_all_decls): Remove.
15763 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
15766 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
15769 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
15770 Nigel Stephens <nigel@mips.com>
15772 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
15773 Update comments and all uses.
15774 (MIN_FPRS_PER_FMT): Define.
15775 * config/mips/mips.c (function_arg): Fix to correctly handle
15776 the -mips32r2 -mfp64 -mabi=32 case.
15777 (override_options): Enable use of odd-numbered registers for
15778 SFmode values on MIPS32.
15779 (mips_save_reg_p): Save whole floating-point register pair if
15780 either half is used.
15781 (compute_frame_size): Fix comment.
15783 2007-05-08 Jie Zhang <jie.zhang@analog.com>
15785 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
15786 argument of type bool.
15787 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
15788 argument. Safely select temporary P register according to it.
15789 (do_link): Change call site of add_to_reg accordingly.
15790 (do_unlink): Add epilogue_p as a fourth argument and pass it
15792 (expand_interrupt_handler_epilogue): Change call of do_unlink
15794 (bfin_expand_prologue): Add a third argument sibcall_p.
15795 * config/bfin/bfin.md (epilogue): Change call of
15796 bfin_expand_epilogue accordingly.
15797 (sibcall_epilogue): Likewise.
15798 (eh_return_internal): Likewise.
15800 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
15801 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
15802 * config/bfin/bfin.c (bfin_handle_option): Handle
15803 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
15804 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
15805 Support bf534, bf536 and bf561.
15806 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
15808 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
15811 * config/i386/i386.c (ix86_function_regparm): Process local
15812 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
15814 2007-05-07 Mike Stump <mrs@apple.com>
15816 * doc/invoke.texi (Warning Options): Document that -Wempty-body
15817 also checks for and while statements in C++.
15819 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
15821 * gcc.c (at_file_supplied): New variable.
15822 (main): Set it if we expanded argv.
15823 (do_spec_1): Pass an @-file to the linker if we were called with
15824 an @-file argument and HAVE_GNU_LD.
15825 * collect2.c (at_file_supplied): New variable.
15826 (response_file): New variable.
15827 (collect_exit): Unlink response_file if necessary.
15828 (handler): Likewise.
15829 (do_wait): Likewise.
15830 (main): Set at_file_supplied if we expanded argv.
15831 (collect_execute): Pass an @-file to subprocesses if we were called
15832 with an @-file argument.
15833 * configure.ac: Add define for HAVE_GNU_LD.
15834 * configure: Regenerate.
15835 * config.in: Regenerate.
15837 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
15839 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
15840 operand to HI mode.
15845 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
15847 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
15848 (TARGET_ENCODE_SECTION_INFO): Re-define.
15849 (m32c_encode_section_info): New
15850 (function_vector_handler): New
15851 (current_function_special_page_vector): New
15852 (m32c_special_page_vector_p): New.
15853 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
15855 * config/m32c/jump.md: Added instruction JSRS for functions
15856 with attribute "function_vector".
15857 * doc/extend.texi (function_vector): Added description
15858 for M16C, M32C targets.
15860 2007-05-07 DJ Delorie <dj@redhat.com>
15863 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
15864 ashrpsi3, lshrpsi3): Update shift count constraint.
15866 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
15867 Nathan Froyd <froydnj@codesourcery.com>
15870 * c-incpath.c (add_path): Strip trailing path separators.
15872 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
15874 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
15875 Free dominance info before purging EH edges.
15876 (eliminate_degenerate_phis): Likewise.
15877 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
15879 2007-05-07 Jan Hubicka <jh@suse.cz>
15881 * gimplify.c (gimplify_expr): Do not crash when folding
15882 (void *)(int)&a + 4.
15884 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15887 * c-opts.c (lang_fortran): Make it non static.
15888 * c-common.h (lang_fortran): New prototype.
15889 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
15890 -lang-fortran option was passed by the driver.
15892 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
15894 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
15895 of ASSERT_CHECKING. Tweak message.
15897 2007-05-06 Revital Eres <eres@il.ibm.com>
15900 * loop-unroll.c (insert_var_expansion_initialization):
15901 Initialize the expansions with -zero instead of +zero.
15903 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
15905 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
15906 into pic and non-pic versions. Mark r19 as used for
15907 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
15908 for tgd_load, tld_load and tie_load .
15909 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
15910 version of tgd_load, tld_load and tie_load depending on the
15913 2007-05-04 Ulrich Drepper <drepper@redhat.com>
15914 Jakub Jelinek <jakub@redhat.com>
15916 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
15917 (__do_global_dtors_aux): Use more paranoid loop to run
15918 destructors if HIDDEN_DTOR_LIST_END.
15919 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
15921 2007-05-04 Jakub Jelinek <jakub@redhat.com>
15923 * varasm.c (align_variable): Don't increase alignment for
15924 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
15925 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
15927 2007-05-04 Josh Conner <jconner@apple.com>
15929 * basic-block.h (cdi_direction): Assign values to all enumeration
15931 (dom_computed): Remove.
15932 (dom_info_state): New.
15933 (set_dom_info_availability): New.
15934 * tree-ssa-loop-im.c (determine_invariantness): Initialize
15935 walk_data.dom_direction.
15936 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
15937 instead of dom_computed[].
15938 (split_edge): Likewise.
15939 (create_basic_block): Likewise.
15940 (merge_blocks): Likewise.
15941 * ifcvt.c (find_if_header): Likewise.
15942 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
15943 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
15944 * tree-ssa.c (verify_ssa): Likewise.
15945 * tree-cfg.c (tree_verify_flow_info): Likewise.
15946 (remove_edge_and_dominated_blocks): Likewise.
15947 * dominance.c (dom_computed): Make static.
15948 (calc_dfs_tree_nonrec): Change third param to a bool.
15949 (calc_dfs_tree): Change second param to a bool.
15950 (calc_idioms): Change second param to a bool. Use
15951 dom_convert_dir_to_idx.
15952 (init_dom_info): Validate dir before using.
15953 (dom_convert_dir_to_idx): New.
15954 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
15955 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
15956 (free_dominance_info): Use dom_convert_dir_to_idx.
15957 (get_immediate_dominator): Likewise.
15958 (set_immediate_dominator): Likewise.
15959 (get_dominated_by): Likewise.
15960 (redirect_immediate_dominators): Likewise.
15961 (nearest_common_denominator): Likewise.
15962 (dominated_by_p): Likewise.
15963 (bb_dom_dfs_in): Likewise.
15964 (bb_dom_dfs_out): Likewise.
15965 (recount_dominator): Likewise.
15966 (iterate_fix_dominators): Likewise.
15967 (add_to_dominance_info): Likewise.
15968 (delete_from_dominance_info): Likewise.
15969 (first_dom_son): Likewise.
15970 (next_dom_son): Likewise.
15971 (dom_info_available_p): Likewise.
15972 (dom_info_state): New.
15973 (set_dom_info_availability): New.
15975 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15977 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
15979 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
15981 2007-05-04 Bob Wilson <bob.wilson@acm.org>
15983 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
15984 (subdi3, subdi_carry): Delete.
15986 2007-05-04 Jan Hubicka <jh@suse.cz>
15987 Richard Guenther <rguenther@suse.de>
15989 * opts.c (decode_options): Do not fiddle with inlining
15990 parameters in case of optimizing for size.
15991 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
15992 for size do nothing.
15993 (cgraph_decide_inlining_of_small_function): When optimizing for
15994 size never inline functions increasing caller size.
15995 (cgraph_early_inlining): Inline for size when optimizing for size.
15997 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
15999 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16000 logical operations piecewise.
16001 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16002 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16003 subdi_sesidi_di): Delete.
16004 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16005 the generated sequence. Allow three-reg add in constraints. Rewrite
16006 the rtl expression for carry to avoid zero_extend of a constant.
16007 (sub_with_carry): New pattern.
16008 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16009 different sequence not involving jumps.
16010 (notbi): Now a named pattern.
16012 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16014 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16015 Add the note about a significant loss of accuracy of some
16016 mathematical routines when these options are used.
16018 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16020 * haifa-sched.c (rtx_vec_t): New typedef.
16021 (contributes_to_priority_p): Extract piece of priority () into new
16023 (priority): Use the function. Add assertion.
16024 (rank_for_schedule, set_priorities): Add assertion to check that
16025 insn's priority is initialized.
16026 (clear_priorities, calc_priorities): Change signature. Make it update
16027 all relevant insns. Update all callers ('add_to_speculative_block ()'
16028 and 'create_block_check_twin ()').
16029 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16030 Add new field 'priority_status'.
16031 (INSN_PRIORITY_STATUS): New macro.
16032 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16034 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16036 * sched-ebb.c (debug_ebb_dependencies): New static function.
16037 (init_ready_list): Use it.
16039 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16040 with changed signature and 'debug_rgn_dependencies ()'.
16041 (debug_rgn_dependencies): New static function.
16042 (init_ready_list): Use it.
16044 * sched-int.h (debug_dependencies): Declare.
16046 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16048 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16050 2007-05-04 Dirk Mueller <dmueller@suse.de>
16052 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16054 2007-05-03 Jan Hubicka <jh@suse.cz>
16056 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16057 ((T1)X op (T1)Y), for pointer type in more cases than before.
16059 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16061 * tree-object-size.c (plus_expr_object_size): When operand size is
16062 unknown, return unknown.
16064 2007-05-03 Dirk Mueller <dmueller@suse.de>
16066 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16068 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16071 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16073 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16075 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16077 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16079 * config/soft-fp/double.h, config/soft-fp/extended.h,
16080 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16081 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16082 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16083 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16086 2007-05-03 Ian Lance Taylor <iant@google.com>
16088 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16089 MASK_PPC_GFXOPT for 8540 or 8548.
16091 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16093 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16094 vect_print_dump_info() to output debug information.
16096 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16099 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16100 operands of size 2 when operand is not MEM_P.
16102 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16104 PR tree-optimization/30565
16105 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16107 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16109 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16110 (umulsi3_highpart): Use them.
16111 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16112 for final accumulator to D regisster tranfser.
16114 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16116 PR tree-optimization/31699
16117 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16119 (vect_enhance_data_refs_alignment): Compute peel amount using
16120 TYPE_VECTOR_SUBPARTS instead of vf.
16121 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16123 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16126 * system.h: Remove inclusion of double-int.h
16127 * tree.h: Include double-int.h
16128 * gengtype.c: Likewise
16129 * cfgloop.h: Likewise
16130 * Makefile.in: Adjust dependencies on double-int.h
16132 2007-05-02 Eric Christopher <echristo@apple.com>
16134 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16135 -shared to -Zdynamiclib.
16137 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16140 * c-common.c (strip_pointer_or_array_types): New function.
16141 * c-common.h (strip_pointer_or_array_types): New function declaration.
16143 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16145 PR tree-optimization/31771
16146 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16148 2007-05-02 Paul Brook <paul@codesourcery.com>
16150 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16152 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16154 PR middle-end/29715
16155 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16158 2007-05-02 Nick Clifton <nickc@redhat.com>
16160 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16162 2007-05-02 Richard Guenther <rguenther@suse.de>
16164 PR tree-optimization/31146
16165 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16166 argument, single_use_p. If we have a single use that is
16167 a conversion to the definition rhs type, propagate that rhs.
16168 (forward_propagate_addr_expr): Pass single_use_p argument
16169 to forward_propagate_addr_expr_1.
16171 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16173 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16176 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16178 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16179 'AMD Family 10 core'.
16181 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16183 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16184 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16185 with SSE3 instruction set support.
16186 * doc/invoke.texi: Likewise.
16188 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16190 * config/i386/i386.c (override_options): Tuning 32-byte loop
16191 alignment for amdfam10 architecture. Increasing the max loop
16192 alignment to 24 bytes.
16194 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16196 * config/m68k/constraints.md: New.
16197 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16198 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16199 EXTRA_CONSTRAINT): Remove.
16200 * config/m68k/m68k.md: Include constraints.md.
16201 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16203 2007-05-01 Ian Lance Taylor <iant@google.com>
16205 PR tree-optimization/31739
16206 * tree-vrp.c (vrp_val_is_max): New static function.
16207 (vrp_val_is_min): New static function.
16208 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16210 (set_value_range): Use vrp_val_is_{max,min}.
16211 (extract_range_from_assert): Likewise.
16212 (extract_range_from_binary_expr): Likewise.
16213 (extract_range_from_unary_expr): Likewise.
16214 (dump_value_range, vrp_meet): Likewise.
16215 (vrp_visit_phi_node): Likewise.
16216 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16218 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16220 * config/i386/gmon-sol2.c (size_t): New type.
16221 (intptr_t): Likewise.
16222 (s_textsize): Declare as size_t.
16224 (monstartup): Use size_t for sizes.
16225 (_mcount): Save and restore registers.
16226 (internal_mcount): Pass 0 as the first argument to monstartup
16228 (moncontrol): Convert pointer to appropriately sized integer
16229 before passing to profil.
16231 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16233 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16234 __NO_FPRS__, not just if _SOFT_DOUBLE.
16235 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16236 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16237 also for E500 double.
16238 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16239 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16242 2007-05-01 Richard Guenther <rguenther@suse.de>
16244 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16247 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16249 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16251 2007-05-01 Jan Hubicka <jh@suse.cz>
16253 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16256 2007-05-01 Jan Hubicka <jh@suse.cz>
16258 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16259 (maybe_fold_offset_to_reference): Declare.
16260 * fold-const.c (fold_unary): Do not fold
16261 (type *)&A into &A->field_of_type_and_offset_0
16262 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16263 size is unknown, give up.
16264 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16266 (maybe_fold_offset_to_reference): New.
16267 (maybe_fold_stmt_indirect): Use it.
16268 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16269 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16271 (gimplify_expr): Likewise for plus_expr.
16273 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16275 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16276 bsi_after_labels. Always insert statements before bsi.
16277 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16278 * predict.c (apply_return_prediction): Check for empty blocks.
16279 * cfgexpand.c (lab_rtx_for_bb): New variable.
16280 (label_rtx_for_bb): Do not create new tree labels.
16281 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16282 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16283 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16285 (label_for_bb): Add field used.
16286 (update_eh_label, main_block_label): Mark the label used.
16287 (cleanup_dead_labels): Remove unused labels.
16289 2007-05-01 Richard Guenther <rguenther@suse.de>
16291 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16292 if it is not about to be set.
16293 (get_value_range): Do not pre-allocate equiv bitmap.
16294 (update_value_range): No need to clear equiv field.
16295 (add_equivalence): Change prototype to get bitmap pointer.
16296 Allocate bitmap here if it is not already.
16297 (extract_range_from_assert): Do not allocate bitmap here.
16298 Update callers to add_equivalence.
16299 (extract_range_from_ssa_name): Likewise.
16300 (get_vr_for_comparison): New static helper.
16301 (compare_name_with_value): Handle NULL equiv bitmap by
16302 peeling the first iteration of the comparison loop.
16303 Use get_vr_for_comparison.
16304 (compare_names): Handle NULL equiv bitmaps by using fake
16305 ones. Use get_vr_for_comparison.
16307 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16309 * double-int.c (mpz_set_double_int): Moved from
16310 tree-ssa-loop-niter.c.
16311 (mpz_get_double_int): Likewise; also, add option to wrap
16312 out-of-range integers.
16313 * double-int.h: New prototypes for above.
16314 * tree.c (get_static_type_bounds): Moved from
16315 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16316 TYPE_MAX_VALUE if they exist..
16317 * tree.h: New prototype for above.
16318 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16319 get_type_bounds calls.
16320 (mpz_set_double_int): Move to double-int.c.
16321 (get_type_bounds): Move to tree.c, rename to
16322 get_static_type_bounds.
16323 (mpz_to_double_int): Move to double-int.c, rename to
16324 mpz_get_double_int.
16326 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16328 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16329 DIV0 exception can fall through to a normal return.
16331 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16333 PR middle-end/22156
16334 Temporarily revert:
16335 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16336 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16337 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16338 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16339 initialize align to silence bogus warning.
16340 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16341 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16343 (struct sra_walk_fns): Remove use_all parameter from use.
16344 (sra_hash_tree): Handle BIT_FIELD_REFs.
16345 (sra_elt_hash): Don't hash bitfld blocks.
16346 (sra_elt_eq): Skip them in parent compares as well. Handle
16348 (sra_walk_expr): Don't maintain or pass down use_all_p.
16349 (scan_use): Remove use_all parameter.
16350 (scalarize_use): Likewise. Re-expand assignment to
16351 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16352 output, and re-scalarize after output. Don't mark anything
16354 (scalarize_ldst): Adjust.
16355 (scalarize_walk_gimple_modify_statement): Likewise.
16356 (build_element_name_1): Handle BIT_FIELD_REFs.
16357 (instantiate_element): Don't warn for any element whose parent
16358 is used as a whole.
16359 (instantiate_missing_elements_1): Return the sra_elt.
16360 (canon_type_for_field): New.
16361 (try_instantiate_multiple_fields): New.
16362 (instantiate_missing_elemnts): Use them.
16363 (mark_no_warning): Removed.
16364 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16365 (REPLDUP, sra_build_elt_assignment): New.
16366 (generate_copy_inout): Use them.
16367 (generate_element_copy): Likewise. Handle bitfld differences.
16368 (generate_element_zero): Don't recurse for blocks. Use
16369 sra_build_elt_assignment.
16370 (generate_one_element_int): Take elt instead of var. Use
16371 sra_build_elt_assignment.
16372 (generate_element_init_1): Adjust.
16373 (scalarize_use, scalarize_copy): Use REPLDUP.
16374 (scalarize_ldst): Move assert before dereference.
16375 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16377 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16380 * tree.c (reconstruct_complex_type): Reconstruct a reference
16382 Also use the same mode for the pointer as the old pointer type.
16384 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16386 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16389 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16391 PR rtl-optimization/31676
16392 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16393 (df_refs_record): Call it.
16395 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16397 * rtl.def (SS_ABS): New code.
16398 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16399 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16400 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16401 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16402 (bfin_init_builtins): Define them.
16403 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16404 (bfin_expand_builtin): ... and handle the others here.
16405 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16406 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16407 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16408 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16409 operand is only HImode.
16411 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16413 * regclass.c (scan_one_insn): Remove splitting of
16416 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16417 Nigel Stephens <nigel@mips.com>
16419 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16421 2007-04-28 Jan Hubicka <jh@suse.cz>
16423 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16424 insn_locators_alloc instead of insn_locators_initialize;
16425 call reset_block_changes.
16426 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16427 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16428 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16429 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16430 * config/score/score.c (th_output_mi_thunk): Likewise.
16431 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16432 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16433 tolerate uninitialized locator info.
16436 * function.c (init_function_start): Don't init line number info.
16437 (expand_function_end): Update.
16438 (reset_block_changes, record_block_change, finalize_block_changes,
16439 check_block_change, free_block_changes): Kill.
16440 * function.h (reset_block_changes, record_block_change,
16441 finalize_block_changes, check_block_change, free_block_changes):
16443 (struct function): Remove ib_boundaries_block.
16444 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16445 Use curr_insn_locator to initialize locator.
16446 (emit_line_note): Remove.
16447 * cfgexpand.c (expand_gimple_cond_expr): Update.
16448 (construct_exit_block): Likewise.
16449 (tree_expand_cfg): Initialize/finalize locators.
16450 * expr.c (expand_expr_real): Update.
16451 * cfglayout.c (line_locators_locs, line_locators_lines,
16452 file_locators_locs, file_locators_files): Remove.
16453 (set_block_levels): Move to cfgexpand.c.
16454 (insn_locators_initialize): Remove.
16455 (pass_insn_locators_initialize): Remove.
16456 (locations_locators_locs, locations_locators_vals): New static vars.
16457 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16459 (insn_locators_alloc, insn_locators_finalize,
16460 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16462 (locator_location): New.
16463 (locator_line, locator_file): Rewrite.
16464 * rtl.h (emit_line_note): Kill.
16465 (insn_locators_alloc, insn_locators_finalize,
16466 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16468 * tree-inline.c (initialize_cfun): Do not initialize
16469 ib_boundaries_block.
16470 * passes.c (pass_insn_locators_initialize): Remove.
16472 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16474 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16475 info. Update last_basic_block correctly.
16477 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16480 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16481 register itself to hold the offset constant. Tell flow the use
16482 of r4 and r5 when they are used.
16484 2007-04-27 Richard Guenther <rguenther@suse.de>
16486 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16487 if we simplified anything.
16488 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16489 warnings until we did a simplification and the stmt was not
16490 marked as TREE_NO_WARNING.
16492 2007-04-27 Mike Stump <mrs@apple.com>
16494 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16496 2007-04-27 Ian Lance Taylor <iant@google.com>
16498 PR middle-end/31710
16499 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16500 TYPE_MAX_VALUE exist, convert them to the new type.
16502 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16504 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16505 if it claims to be available.
16506 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16507 edge is redirected.
16508 (perform_tree_ssa_dce): Always free postdominators.
16510 2007-04-27 Richard Henderson <rth@redhat.com>
16512 * config/alpha/predicates.md (aligned_memory_operand): Mark
16513 as define_special_predicate.
16514 (unaligned_memory_operand, normal_memory_operand): Likewise.
16515 (reg_or_unaligned_mem_operand): Remove.
16516 (any_memory_operand): Match the documentation and check for
16517 non-renumbered pseudos during reload.
16518 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16519 alpha_secondary_reload_class, update to new interface, make static.
16520 Handle CQImode like HImode. Remove FP subreg check.
16521 (alpha_expand_mov): Use replace_equiv_address.
16522 (alpha_expand_mov_nobwx): Use any_memory_operand.
16523 (TARGET_SECONDARY_RELOAD): New.
16524 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16525 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16526 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16527 * config/alpha/alpha.md: ... here.
16528 (RELOAD12, reloadmode): New.
16530 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16531 Don't handle the aligned case here.
16532 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16533 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16534 reload_inhi_help. Don't expect a scratch register.
16535 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16537 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16539 2007-04-27 Richard Guenther <rguenther@suse.de>
16541 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16543 2007-04-27 Richard Guenther <rguenther@suse.de>
16545 PR tree-optimization/30965
16546 PR tree-optimization/30978
16547 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16548 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16549 (find_equivalent_equality_comparison): Likewise.
16550 (simplify_cond): Likewise.
16551 (get_prop_source_stmt): New helper.
16552 (get_prop_dest_stmt): Likewise.
16553 (can_propagate_from): Likewise.
16554 (remove_prop_source_from_use): Likewise.
16555 (combine_cond_expr_cond): Likewise.
16556 (forward_propagate_comparison): New function.
16557 (forward_propagate_into_cond): Rewrite to use fold for
16559 (tree_ssa_forward_propagate_single_use_vars): Call
16560 forward_propagate_comparison to propagate comparisons.
16562 2007-04-27 Richard Guenther <rguenther@suse.de>
16564 PR tree-optimization/31715
16565 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16566 sure to do computation on the offset in an appropriate
16569 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16571 * reload.h (elimination_target_reg_p): Declare.
16572 * reload.c (find_reloads): Don't apply the reg_rtx move
16573 optimization if the SET_DEST satisfies elimination_target_reg_p.
16574 * reload1.c (elimination_target_reg_p): New function.
16575 (gen_reload): In the move/add2 fallback, make sure that op0
16576 does not overlap the destination register.
16578 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16580 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16581 transform only GIMPLE_MODIFY_STMTs.
16582 * tree-complex.c (expand_complex_operations_1): Ditto.
16583 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16584 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16585 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16587 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16588 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16589 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16590 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16591 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16592 slpeel_add_loop_guard): Ditto.
16593 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16594 * lambda-code.c (perfect_nestify): Ditto.
16595 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16596 before the first statement.
16597 * tree-optimize.c (execute_free_datastructures): Fix comments.
16598 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16599 * tree-flow.h (disband_implicit_edges): Declaration removed.
16600 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16602 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16603 COND_EXPRs without gotos.
16604 (disband_implicit_edges, has_label_p): Removed.
16605 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16606 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16608 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16610 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16611 also for COND_EXPRs.
16612 * cfgexpand.c (label_rtx_for_bb): New function.
16613 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16614 Use label_rtx_for_bb to find the labels.
16615 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16616 last block. Detect fallthru edges.
16618 2007-04-26 Ian Lance Taylor <iant@google.com>
16621 * reload.c (find_reloads_subreg_address): If the address was valid
16622 in the original mode but not in the new mode, reload the whole
16625 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16627 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16628 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16629 (cleanup_control_expr_graph): Do not invalidate dominance info.
16630 Record altered blocks.
16631 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16632 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16633 cleanup_tree_cfg_bb): New functions.
16634 (remove_forwarder_block): Do not maintain the worklist of blocks.
16635 Record altered blocks.
16636 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16637 not over whole cfg.
16638 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16639 delete_unreachable_blocks if dominators are not available.
16640 * tree-inline.c (optimize_inline_calls): Free dominance information
16642 * tree-flow.h (remove_edge_and_dominated_blocks,
16643 cfgcleanup_altered_bbs): Altered.
16644 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16646 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16648 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16649 do not invalidate dominators.
16651 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16653 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16654 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16655 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16656 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16658 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16660 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16662 2007-04-26 Richard Guenther <rguenther@suse.de>
16664 PR tree-optimization/31703
16665 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16666 the right type for the target of the bittest.
16668 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16670 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16671 ix86_sol10_return_in_memory.
16673 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16675 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16678 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16681 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16683 PR tree-optimization/30558
16684 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16685 clear this_state.prev_try.
16687 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16688 Mark Mitchell <mark@codesourcery.com>
16690 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
16691 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
16692 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
16694 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16697 * doc/invoke.texi (%:print-asm-header): Document.
16698 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
16700 (static_spec_functions): Add print-asm-header.
16701 (main): Print a banner before the --target-help linker options.
16702 (print_asm_header_spec_function): New function.
16704 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
16707 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
16708 (movsf_ie): Likewise.
16710 2007-04-25 Paolo Carlini <pcarlini@suse.de>
16712 * doc/extend.texi ([Type Traits]): Adjust per N2255.
16714 2007-04-25 Bob Wilson <bob.wilson@acm.org>
16716 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
16717 exception for divide-by-zero.
16718 (__umodsi3, __modsi3): Likewise.
16720 2007-04-25 Dirk Mueller <dmueller@suse.de>
16722 * c-typeck.c (build_compound_expr): Annotate warning()
16723 call with OPT_Wunused_value.
16724 * tree-ssa.c (warn_uninit): Annotate warning with
16726 * c-common.c (handle_sentinel_attribute): Annotate warning
16727 call with OPT_Wattributes.
16729 2007-04-25 Thiemo Seufer <ths@mips.com>
16731 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
16732 (mips16): Fix typo.
16733 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
16734 on to the assembler. Improve handling of -mno-mips16. Add handling
16735 of -mno-mips3d, -mno-dsp, -mno-dspr2.
16736 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
16737 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
16738 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
16740 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
16743 * config/i386/winnt.c (i386_pe_file_end): Strip only
16744 USER_LABEL_PREFIX when writing export name.
16746 2007-04-25 Richard Sandiford <richard@codesourcery.com>
16748 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
16749 sh/elf.h, vx-common.h and vxworks.h.
16750 * config/sh/sh.h: Include config/vxworks-dummy.h.
16751 (SUBTARGET_OVERRIDE_OPTIONS): Define.
16752 (OVERRIDE_OPTIONS): Use it.
16753 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
16754 (vxworks_picreg): New pattern.
16755 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
16756 VXWORKS_OS_CPP_BUILTINS.
16757 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
16758 to their VXWORKS_* equivalents.
16759 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16760 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
16761 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
16762 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
16763 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
16764 -mrtp/-fPIC multilibs.
16765 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
16766 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
16767 (MULTILIB_OSDIRNAMES): Delete.
16769 2007-04-25 Anatoly Sokolov <aesok@post.ru>
16772 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
16774 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
16776 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
16777 rounding mode to be specified by the caller.
16778 (real_to_mpfr) Likewise.
16779 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
16780 include new arguments.
16781 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
16783 2007-04-24 Ian Lance Taylor <iant@google.com>
16785 PR tree-optimization/31605
16786 * tree-vrp.c (set_value_range): Check that min and max are not
16787 both overflow infinities.
16788 (set_value_range_to_value): New static function.
16789 (extract_range_from_binary_expr): Call set_value_range_to_value.
16790 (extract_range_from_cond_expr): Likewise.
16791 (extract_range_from_expr): Likewise.
16792 (extract_range_from_unary_expr): Likewise. Don't create a range
16793 which overflows on both sides.
16794 (vrp_meet): Check for a useless range.
16795 (vrp_visit_phi_node): If we see a constant which looks like an
16796 overflow infinity, turn off the TREE_OVERFLOW flag.
16798 2007-04-24 Ian Lance Taylor <iant@google.com>
16800 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
16802 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
16804 PR diagnostic/25923
16805 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
16806 diagnostic message is being built.
16807 * tree-pretty-print.c (dump_generic_node): Only write the
16808 formatted text into BUFFER's stream if we are not building a
16809 diagnostic message.
16810 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
16812 * Makefile.in (toplev.o): Depend on tree-pass.h.
16814 2007-04-24 Ian Lance Taylor <iant@google.com>
16816 PR tree-optimization/31602
16817 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
16818 conditionals in the copied loop header.
16819 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
16820 warnings if TREE_NO_WARNING is set.
16821 * doc/invoke.texi (Warning Options): Clarify that
16822 -Wstrict-overflow does not warn about loops.
16824 2007-04-24 Janis Johnson <janis187@us.ibm.com>
16826 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
16827 expand on the comment about _Decimal128 arguments and check the
16828 integer result of the modulus operation; for 64-bit ELF ABI, ensure
16829 that _Decimal128 argument uses even/odd register pair.
16830 (function_arg): Ditto.
16832 2007-04-24 Hui-May Chang <hm.chang@apple.com>
16834 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
16835 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
16837 2007-04-24 Richard Guenther <rguenther@suse.de>
16838 Olga Golovanevsky <olga@il.ibm.com>
16840 * fold-const.c (multiple_of_p): Check for bottom
16843 2007-04-24 Richard Henderson <rth@redhat.com>
16845 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
16846 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
16847 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
16848 looking for non-zero bits shifted out. Avoid a recursive call
16849 when constructing the scalar.
16850 (__floatundisf): Likewise.
16852 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
16854 * dwarf2out.c (field_byte_offset): Move the existing logic
16855 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
16856 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
16858 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16861 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
16862 length argument of 0 for memset.
16863 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
16864 unsigned shift instead of the signed variant.
16866 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16868 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
16869 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
16870 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
16871 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
16872 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
16873 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
16874 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
16875 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
16876 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
16877 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
16878 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
16879 "mul<mode>3", "div<mode>3"): Insn definitions added.
16880 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
16881 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
16882 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
16883 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
16884 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
16885 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
16886 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
16887 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
16888 TARGET_FLOAT_FORMAT): Macro definitions removed.
16889 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
16890 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
16891 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
16892 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
16893 (s390_gen_rtx_const_DI): Function removed.
16894 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
16896 2007-04-24 Richard Sandiford <richard@codesourcery.com>
16898 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
16899 over an external ffs function.
16901 2007-04-24 Chao-ying Fu <fu@mips.com>
16902 Richard Sandiford <richard@nildram.co.uk>
16904 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
16905 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
16906 (smadd_widen_optab, umadd_widen_optab): Define.
16907 * optabs.c (init_optabs): Initialize smadd_widen_optab and
16909 * genopinit.c (optabs): Fill in smadd_widen_optab and
16911 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
16912 and umadd_widen_optab to implement multiply-add sequences.
16913 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
16914 (<u>maddsidi4): ...this. Extend condition to include
16915 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16916 of operand 0 to "ka" and use the three-operand form of madd<u>
16918 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
16920 * config/mips/constraints.md (ka): New register constraint.
16922 2007-04-24 Jan Hubicka <j@suse.cz>
16926 2007-04-23 Jan Hubicka <jh@suse.cz>
16927 * function.c (init_function_start): Don't init line number info.
16928 (expand_function_end): Update.
16929 (reset_block_changes, record_block_change, finalize_block_changes,
16930 check_block_change, free_block_changes): Kill.
16931 * function.h (reset_block_changes, record_block_change,
16932 finalize_block_changes, check_block_change, free_block_changes):
16934 (struct function): Remove ib_boundaries_block.
16935 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16936 Use curr_insn_locator to initialize locator.
16937 (emit_line_note): Remove.
16938 * cfgexpand.c (expand_gimple_cond_expr): Update.
16939 (construct_exit_block): Likewise.
16940 (tree_expand_cfg): Initialize/finalize locators.
16941 * expr.c (expand_expr_real): Update.
16942 * cfglayout.c (line_locators_locs, line_locators_lines,
16943 file_locators_locs, file_locators_files): Remove.
16944 (set_block_levels): Move to cfgexpand.c.
16945 (insn_locators_initialize): Remove.
16946 (pass_insn_locators_initialize): Remove.
16947 (locations_locators_locs, locations_locators_vals): New static vars.
16948 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16950 (insn_locators_alloc, insn_locators_finalize,
16951 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16953 (locator_location): New.
16954 (locator_line, locator_file): Rewrite.
16955 * rtl.h (emit_line_note): Kill.
16956 (insn_locators_alloc, insn_locators_finalize,
16957 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16959 * tree-inline.c (initialize_cfun): Do not initialize
16960 ib_boundaries_block.
16961 * passes.c (pass_insn_locators_initialize): Remove.
16963 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
16965 * doc/invoke.texi: Removed leading '-' from option index entries.
16967 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
16969 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
16971 (create_phi_node): Use set_phi_nodes.
16972 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
16973 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
16974 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
16975 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
16976 (bsi_start, bsi_last): Use bb_stmt_list.
16977 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
16978 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
16979 Traverse the statements using tsi iterator.
16980 * basic-block.h (struct basic_block_def): Fields stmt_list
16981 and phi_nodes moved to ...
16982 (struct tree_bb_info): ... new structure.
16983 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
16984 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
16985 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
16986 (tree_verify_flow_info): Verify that il.tree is not set for
16987 entry and exit block.
16988 (tree_split_block): Use set_bb_stmt_list.
16990 2007-04-23 Mike Stump <mrs@apple.com>
16992 * config/i386/i386.c (ix86_tune_features
16993 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
16996 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16998 * config/i386/i386.md (prefix_extra): New attribute.
16999 (length): Add prefix_extra.
17001 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17002 (sse2_movntv2di): Likewise.
17003 (sse2_cvtps2dq): Likewise.
17004 (sse2_cvtpd2pi): Likewise.
17005 (sse2_cvttpd2pi): Likewise.
17006 (*sse2_cvtpd2ps): Likewise.
17007 (*add<mode>3): Likewise.
17008 (sse2_ssadd<mode>3): Likewise.
17009 (sse2_usadd<mode>3): Likewise.
17010 (*sub<mode>3): Likewise.
17011 (sse2_sssub<mode>3): Likewise.
17012 (sse2_ussub<mode>3): Likewise.
17013 (*mulv8hi3): Likewise.
17014 (*smulv8hi3_highpart): Likewise.
17015 (*umulv8hi3_highpart): Likewise.
17016 (sse2_umulv2siv2di3): Likewise.
17017 (sse2_pmaddwd): Likewise.
17018 (ashr<mode>3): Likewise.
17019 (lshr<mode>3): Likewise.
17020 (ashl<mode>3): Likewise.
17021 (sse2_ashlti3): Likewise.
17022 (sse2_lshrti3): Likewise.
17023 (*umaxv16qi3): Likewise.
17024 (*smaxv8hi3): Likewise.
17025 (*uminv16qi3): Likewise.
17026 (*sminv8hi3): Likewise.
17027 (sse2_eq<mode>3): Likewise.
17028 (sse2_gt<mode>3): Likewise.
17029 (*and<mode>3): Likewise.
17030 (sse2_nand<mode>3): Likewise.
17031 (*ior<mode>3): Likewise.
17032 (*xor<mode>3): Likewise.
17033 (sse2_packsswb): Likewise.
17034 (sse2_packssdw): Likewise.
17035 (sse2_packuswb): Likewise.
17036 (sse2_punpckhbw): Likewise.
17037 (sse2_punpcklbw): Likewise.
17038 (sse2_punpckhwd): Likewise.
17039 (sse2_punpcklwd): Likewise.
17040 (sse2_punpckhdq): Likewise.
17041 (sse2_punpckldq): Likewise.
17042 (sse2_punpckhqdq): Likewise.
17043 (sse2_punpcklqdq): Likewise.
17044 (*sse2_pinsrw): Likewise.
17045 (*sse2_pextrw): Likewise.
17046 (sse2_pshufd_1): Likewise.
17047 (sse2_uavgv16qi3): Likewise.
17048 (sse2_uavgv8hi3): Likewise.
17049 (sse2_psadbw): Likewise.
17050 (sse2_pmovmskb): Likewise.
17051 (*sse2_maskmovdqu): Likewise.
17052 (*sse2_maskmovdqu_rex64): Likewise.
17053 (sse4a_extrqi): Likewise.
17054 (sse4a_extrq): Likewise.
17055 (sse3_lddqu): Set prefix_rep.
17056 (sse3_addsubv4sf3): Likewise.
17057 (sse3_haddv4sf3): Likewise.
17058 (sse3_hsubv4sf3): Likewise.
17059 (sse_cvtss2si): Likewise.
17060 (sse_cvtss2si_2): Likewise.
17061 (sse_cvtss2siq): Likewise.
17062 (sse_cvtss2siq_2): Likewise.
17063 (sse_cvttss2si): Likewise.
17064 (sse_cvttss2siq): Likewise.
17065 (sse2_cvttps2dq): Likewise.
17066 (sse3_movshdup): Likewise.
17067 (sse3_movsldup): Likewise.
17068 (sse2_cvtsd2si): Likewise.
17069 (sse2_cvtsd2si_2): Likewise.
17070 (sse2_cvtsd2siq): Likewise.
17071 (sse2_cvtsd2siq_2): Likewise.
17072 (sse2_cvttsd2si): Likewise.
17073 (sse2_cvttsd2siq): Likewise.
17074 (*sse2_cvtpd2dq): Likewise.
17075 (*sse2_cvttpd2dq): Likewise.
17076 (sse2_pshuflw_1): Likewise.
17077 (sse2_pshufhw_1): Likewise.
17078 (sse4a_insertqi): Likewise.
17079 (sse4a_insertq): Likewise.
17080 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17081 (ssse3_phadddv4si3): Likewise.
17082 (ssse3_phaddswv8hi3): Likewise.
17083 (ssse3_phsubwv8hi3): Likewise.
17084 (ssse3_phsubdv4si3): Likewise.
17085 (ssse3_phsubswv8hi3): Likewise.
17086 (ssse3_pmaddubswv8hi3): Likewise.
17087 (ssse3_pmulhrswv8hi3): Likewise.
17088 (ssse3_pshufbv16qi3): Likewise.
17089 (ssse3_psign<mode>3): Likewise.
17090 (ssse3_palignrti): Likewise.
17091 (abs<mode>2): Likewise.
17092 (ssse3_phaddwv4hi3): Set prefix_extra.
17093 (ssse3_phadddv2si3): Likewise.
17094 (ssse3_phaddswv4hi3): Likewise.
17095 (ssse3_phsubwv4hi3): Likewise.
17096 (ssse3_phsubdv2si3): Likewise.
17097 (ssse3_phsubswv4hi3): Likewise.
17098 (ssse3_pmaddubswv4hi3): Likewise.
17099 (ssse3_pmulhrswv4hi3): Likewise.
17100 (ssse3_pshufbv8qi3): Likewise.
17101 (ssse3_psign<mode>3): Likewise.
17102 (ssse3_palignrdi): Likewise.
17103 (abs<mode>2): Likewise.
17104 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17105 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17106 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17108 2007-04-23 Nick Clifton <nickc@redhat.com>
17110 * params.def: Fix formatting of emacs local variables.
17112 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17114 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17115 move if inter-unit move isn't allowed.
17116 Don't split moving the first element of V2DI to DI to inter-unit
17117 move if inter-unit move isn't allowed.
17119 2007-04-23 Richard Guenther <rguenther@suse.de>
17121 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17122 and CDI_POST_DOMINATORS separately.
17124 2007-04-23 Nick Clifton <nickc@redhat.com>
17126 * c.opt (Wformat-contains-nul): Add warning attribute.
17128 2007-04-23 Jan Hubicka <jh@suse.cz>
17130 * function.c (init_function_start): Don't init line number info.
17131 (expand_function_end): Update.
17132 (reset_block_changes, record_block_change, finalize_block_changes,
17133 check_block_change, free_block_changes): Kill.
17134 * function.h (reset_block_changes, record_block_change,
17135 finalize_block_changes, check_block_change, free_block_changes):
17137 (struct function): Remove ib_boundaries_block.
17138 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17139 Use curr_insn_locator to initialize locator.
17140 (emit_line_note): Remove.
17141 * cfgexpand.c (expand_gimple_cond_expr): Update.
17142 (construct_exit_block): Likewise.
17143 (tree_expand_cfg): Initialize/finalize locators.
17144 * expr.c (expand_expr_real): Update.
17145 * cfglayout.c (line_locators_locs, line_locators_lines,
17146 file_locators_locs, file_locators_files): Remove.
17147 (set_block_levels): Move to cfgexpand.c.
17148 (insn_locators_initialize): Remove.
17149 (pass_insn_locators_initialize): Remove.
17150 (locations_locators_locs, locations_locators_vals): New static vars.
17151 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17153 (insn_locators_alloc, insn_locators_finalize,
17154 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17156 (locator_location): New.
17157 (locator_line, locator_file): Rewrite.
17158 * rtl.h (emit_line_note): Kill.
17159 (insn_locators_alloc, insn_locators_finalize,
17160 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17162 * tree-inline.c (initialize_cfun): Do not initialize
17163 ib_boundaries_block.
17164 * passes.c (pass_insn_locators_initialize): Remove.
17166 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17168 PR middle-end/31448
17169 * expr.c (reduce_to_bit_field_precision): Handle
17172 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17174 PR tree-optimization/24659
17175 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17176 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17177 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17178 * genopinit.c (optabs): Rename vec_pack_mod_optab
17179 to vec_pack_trunc_optab.
17180 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17181 early for scalar floating point operands for NOP_EXPR.
17182 (vectorizable_type_promotion): Ditto.
17183 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17184 vec_pack_trunc_optab.
17185 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17187 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17188 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17189 Rename from VEC_PACK_MOD_EXPR.
17190 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17191 * expr.c (expand_expr_real_1): Ditto.
17192 * tree-inline.c (estimate_num_insns_1): Ditto.
17193 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17195 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17196 (vec_unpacks_lo_v4sf): Ditto.
17197 (vec_pack_trunc_v2df): Ditto.
17198 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17199 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17200 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17202 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17204 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17206 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17207 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17208 packing of floating point operands.
17209 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17210 represent unpacking of floating point operands.
17211 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17212 [vec_unpacks_hi]: Ditto.
17213 [vec_unpacks_lo]: Ditto.
17215 2007-04-22 Jan Hubicka <jh@suse.cz>
17217 * final.c (rest_of_handle_final): Call
17218 targetm.asm_out.constructor/targetm.asm_out.destructor
17219 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17220 proper priority via decl_*_priority_insert.
17221 * c-common.c (c_expand_body): Likewise.
17223 2007-04-22 Richard Guenther <rguenther@suse.de>
17225 PR tree-optimization/29789
17226 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17227 (rewrite_reciprocal): New helper split out from
17228 determine_invariantness_stmt.
17229 (rewrite_bittest): Likewise.
17230 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17231 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17234 2007-04-22 Revital Eres <eres@il.ibm.com>
17236 * loop-unroll.c (var_to_expand): New field to support also
17237 insns of the form x = something + x.
17238 (analyze_insn_to_expand_var): Use it.
17239 (expand_var_during_unrolling): Likewise.
17241 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17243 * predict.c: Include pointer-set.h.
17244 (bb_predictions): New variable.
17245 (tree_predicted_by_p, tree_predict_edge,
17246 remove_predictions_associated_with_edge): Use bb_predictions map
17247 instead of bb->predictions.
17248 (clear_bb_predictions, assert_is_empty): New functions.
17249 (combine_predictions_for_bb): Use bb_predictions map. Call
17250 clear_bb_predictions.
17251 (tree_estimate_probability): Create and free bb_predictions map.
17252 * Makefile.in (predict.o): Add pointer-set.h dependency.
17253 * basic-block.h (struct basic_block_def): Remove predictions
17255 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17257 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17260 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17263 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17265 * timevar.c (timevar_print): Change reference of --disable-checking to
17266 --enable-checking=release. Also warn if assert checking is disabled.
17268 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17271 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17272 decl as addressable if the compound literal was marked as
17274 Mark the decl as a gimple register if it is a complex or
17275 vector decl and does not live in memory.
17277 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17279 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17280 (GENERIC_NEXT): New function macro.
17281 (PHI_CHAIN): Use phi_node's new chain variable.
17282 (tree_phi_node): Change tree_common to tree_base
17283 and add the chain field.
17284 * tree-phinodes.c (make_phi_node): Don't set
17285 TREE_TYPE on the new node.
17286 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17287 instead of checking GIMPLE_TUPLE_P in chain_next.
17288 * tree-vect-transform.c
17289 (get_initial_def_for_induction): Look at
17290 PHI_RESULT_TREE for the type of the phi node.
17291 (update_vuses_to_preheader): Use PHI_CHAIN
17292 instead of TREE_CHAIN on the phi node.
17293 * tree-ssa-structalias.c (compute_points_to_sets):
17295 (ipa_pta_execute): Likewise.
17297 2007-04-21 Richard Guenther <rguenther@suse.de>
17299 PR middle-end/31136
17300 * fold-const.c (fold_unary): Call fold_convert_const on the
17303 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17305 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17306 (store_killed_in_pat): New.
17308 2007-04-20 Richard Henderson <rth@redhat.com>
17311 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17312 TREE_LIST with a void_type_node value, not void_list_node exactly.
17314 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17316 * doc/standards.texi: Re-arrange into language-specific
17317 subsections. Add a C++ section, documenting which standards we
17320 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17322 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17323 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17325 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17327 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17328 ecrti.o and crtbegin.o.
17329 (LIB_DEFAULT_SPEC): Include -lc.
17330 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17332 2007-04-20 Richard Henderson <rth@redhat.com>
17335 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17336 argument; update all callers.
17337 (get_unaligned_offset): New.
17338 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17339 get_unaligned_address, just pass on the address directly.
17340 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17341 the subreg in the helper patterns.
17342 (unaligned_extendqidi_le): Use get_unaligned_offset.
17343 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17344 (unaligned_extendhidi_be): Likewise.
17345 (unaligned_extendhidi): Tidy.
17346 * config/alpha/alpha-protos.h: Update.
17348 2007-04-20 Richard Henderson <rth@redhat.com>
17350 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17351 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17352 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17353 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17354 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17355 (CPP_SPEC): Don't include %(cpp_subtarget).
17356 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17357 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17358 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17360 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17362 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17363 for __builtin_ia32_cmpordss.
17365 PR tree-optimization/31632
17366 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17367 and arg1 for optimizations of comparison against min/max values.
17368 Fold arg0 to arg1's type for optimizations of comparison against
17369 min+1 and max-1 values.
17371 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17373 * reload.c (combine_reloads): When trying to use a dying register,
17374 check whether it's uninitialized and don't use if so.
17376 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17378 * fold-const.c: Remove prototypes for native_encode_expr and
17379 native_interpret_expr.
17380 (native_encode_expr): Make non-static.
17381 (native_interpret_expr): Likewise.
17382 * tree.h: Add prototypes for the above.
17384 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17386 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17387 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17388 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17389 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17390 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17391 Add length attributes.
17393 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17395 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17398 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17399 __STDC_WANT_DEC_FP__.
17401 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17403 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17404 for long double compatibility.
17405 * configure: Regenerate.
17407 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17409 PR rtl-optimization/29841
17410 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17412 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17413 that may cause control flow transfer from being moved.
17415 2007-04-18 Jan Hubicka <jh@suse.cz>
17417 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17420 2007-04-18 Eric Christopher <echristo@apple.com>
17422 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17423 only. Update operands.
17424 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17425 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17426 link register to pic register.
17428 2007-04-18 Dirk Mueller <dmueller@suse.de>
17430 PR diagnostic/31227
17431 * tree-vrp.c (search_for_addr_array): New.
17432 (check_array_bounds): Suppress warning about
17433 address taken of array refs if its not de-referenced.
17435 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17437 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17438 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17440 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17441 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17442 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17444 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17446 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17448 (vect_analyze_scalar_cycles): Fix indentation.
17449 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17450 (vect_mark_relevant): Include phis in relevance analysis.
17452 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17454 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17456 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17457 output_operand_lossage().
17459 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17461 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17462 the unused code for reduction without adjust-in-epilog to simplify the
17465 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17467 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17468 (S390_TDC_NEGATIVE_ZERO): New constant.
17469 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17470 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17471 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17472 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17473 (S390_TDC_POSITIVE_INFINITY): New constant.
17474 (S390_TDC_NEGATIVE_INFINITY): New constant.
17475 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17476 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17477 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17478 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17479 (S390_TDC_INFINITY): New constant.
17480 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17481 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17482 optimization for UNSPEC_CCZ_TO_INT.
17483 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17484 ("*ccz_to_int"): New insn.
17485 ("isinf<mode>2"): New insn.
17486 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17487 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17488 (UNSPEC_CCZ_TO_INT): New constant.
17490 2007-04-18 Richard Guenther <rguenther@suse.de>
17492 PR tree-optimization/19431
17493 PR tree-optimization/21463
17494 * tree-pass.h (pass_phiprop): Declare.
17495 * passes.c (init_optimization_passes): New phiprop pass.
17496 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17497 (phivn_valid_p): New helper function.
17498 (phiprop_insert_phi): Likewise.
17499 (propagate_with_phi): Likewise.
17500 (tree_ssa_phiprop): New propagator propagating loads
17501 through phi nodes if profitable.
17503 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17505 * tree-vect-analyze.c (process_use): New function.
17506 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17507 Check phis in all bbs.
17508 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17511 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17513 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17516 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17519 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17522 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17524 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17526 (sse_vmmulv4sf3): Likewise.
17527 (sse2_vmaddv2df3): Likewise.
17528 (sse2_vmmulv2df3): Likewise.
17530 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17532 PR rtl-optimization/31360
17533 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17534 (target_reg_cost): New.
17535 (init_set_costs): Initialize target_reg_cost. Add comments
17536 regarding the rationale of the costs.
17537 (global_cost_for_size): Renamed to...
17538 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17539 of register pressure.
17540 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17541 estimate_reg_pressure_cost. Add number of ivs.
17542 (determine_set_costs): Dump target_reg_cost.
17543 * loop-invariant.c (gain_for_invariant): Use
17544 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17545 (best_gain_for_invariant, find_invariants_to_move): Remove
17547 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17548 (target_reg_cost): Declare.
17549 (global_cost_for_size): Declaration removed.
17550 (estimate_reg_pressure_cost): Declare.
17552 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17554 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17555 regnos into even/odd register pairs.
17556 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17557 TDmode similar to the other floating point modes.
17558 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17559 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17561 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17562 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17563 (movdd_hardfloat64): Use TARGET_MFPGPR.
17565 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17567 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17570 2005-01-05 Richard Henderson <rth@redhat.com>
17572 * reload1.c (do_input_reload): Restrict the optimization deleteing
17573 a previous output reload to RELOAD_FOR_INPUT.
17575 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17577 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17578 induc_vec_info_type.
17579 (vectorizable_induction): New function declaration.
17580 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17581 check if already vectorized. Find first place in BB where new stmts
17582 can be inserted. Takes only one argument.
17583 (vectorizable_induction): New function.
17584 (vect_transform_stmt): Add case for induc_vec_info_type to call
17585 vectorizable_induction.
17586 (vect_transform_loop): Consider phis for vectorization.
17587 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17589 (analyze_operations): Call vectorizable_induction when analyzing phis.
17591 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17592 (vect_mark_relevant): Include phis in relevance analysis.
17593 (vect_mark_stmts_to_be_vectorize): Likewise.
17594 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17596 2007-04-16 Lawrence Crowl <crowl@google.com>
17598 * doc/invoke.texi (Debugging Options): Add documentation for the
17599 -femit-struct-debug options -femit-struct-debug-baseonly,
17600 -femit-struct-debug-reduced, and
17601 -femit-struct-debug-detailed[=...].
17603 * c-opts.c (c_common_handle_option): Add
17604 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17605 and OPT_femit_struct_debug_detailed_.
17606 * c.opt: Add specifications for
17607 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17608 and -femit-struct-debug-detailed[=...].
17609 * opts.c (set_struct_debug_option): Parse the
17610 -femit-struct-debug-... options.
17611 * opts.c (matches_main_base, main_input_basename,
17612 main_input_baselength, base_of_path, matches_main_base): Add
17613 variables and functions to compare header base name to compilation
17615 * opts.c (should_emit_struct_debug): Add to determine to emit a
17616 structure based on the option.
17617 (dump_struct_debug) Also disabled function to debug this
17619 * opts.c (handle_options): Save the base name of the
17622 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17623 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17624 This hook indicates if a type is generic. Set it by default
17625 to "never generic".
17626 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17627 to determine if a struct type is generic or not.
17628 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17629 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17630 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17631 with live C++ hook.
17633 * flags.h (enum debug_info_usage): Add an enumeration to describe
17634 a program's use of a structure type.
17635 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17636 to indicate the program's usage of the type. Filter structs based
17637 on the -femit-struct-debug-... specification.
17638 (gen_type_die): Split into two routines, gen_type_die and
17639 gen_type_die_with_usage. gen_type_die is now a wrapper
17640 that assumes direct usage.
17641 (gen_type_die_with_usage): Replace calls to gen_type_die
17642 with gen_type_die_with_usage adding the program usage of
17643 the referenced type.
17644 (dwarf2out_imported_module_or_decl): Suppress struct debug
17645 information using should_emit_struct_debug when appropriate.
17647 2007-04-16 Ian Lance Taylor <iant@google.com>
17649 PR tree-optimization/31522
17650 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17651 (vrp_initialize): Allocate vr_phi_edge_counts.
17652 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17653 executable edge. Drop test for all constants.
17654 (vrp_finalize): Free vrp_phi_edge_counts.
17656 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17657 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17659 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17660 predecessors at head rather than tail.
17662 2007-04-16 Matthias Klose <doko@debian.org>
17664 * config/alpha/linux.h (CPP_SPEC): Define.
17665 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17667 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17669 * function.h: Remove sequence_stack extern declaration.
17671 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17673 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17675 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17678 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17680 * config/avr/avr.c (avr_arch_types): Rearranging array.
17681 (enum avr_arch): Add.
17682 (avr_mcu_types): Use avr_arch enumeration constants instead of
17684 * config/avr/avr.h (LINK_SPEC): Simplify.
17686 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17688 * config/m68k/m68k.c (m68k_libcall_value,
17689 m68k_function_value): Use macros for register names more.
17691 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
17693 (M68K_REGNAME): Use A6_REG.
17694 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
17696 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17698 PR middle-end/28071
17699 * sched-int.h (struct deps): Split field 'pending_lists_length' into
17700 'pending_read_list_length' and 'pending_write_list_length'. Update
17702 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
17703 to handle two length counters instead of one. Update all uses.
17704 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
17705 two length counters instead of one.
17706 * sched-rgn.c (propagate_deps): Update to handle two length counters
17709 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
17712 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
17713 copy of source, pass it to ix86_expand_vector_set and return
17716 2007-04-16 David Ung <davidu@mips.com>
17717 Joseph Myers <joseph@codesourcery.com>
17719 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
17720 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
17721 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
17722 Add 74K processor information.
17723 * config/mips/mips.md: Include 74k.md.
17724 (cpu): Add 74kc,74kf,74kx.
17725 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
17726 * config/mips/74k.md: New.
17727 * doc/invoke.texi (MIPS Options): Document 74K support.
17729 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
17731 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
17732 vectorizable_* functions.
17733 * tree-vect-transform.c (vectorizable_call): Add check for
17734 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
17735 (vectorizable_store): likewise.
17736 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
17738 (vectorizable_operation, vectorizable_type_demotion): Likewise.
17739 (vectorizable_type_promotion, vectorizable_load): Likewise.
17740 (vectorizable_live_operation, vectorizable_condition): Likewise.
17741 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
17743 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
17745 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17747 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
17748 register numbers more.
17749 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
17750 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
17751 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
17752 FUNCTION_VALUE_REGNO_P): Likewise.
17753 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
17754 STATIC_CHAIN_REGNUM): Likewise.
17755 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
17756 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
17757 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
17758 * config/m68k/m68k.md (FP_REG): New.
17760 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17762 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
17765 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17767 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
17768 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
17771 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17773 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
17776 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17779 * c-decl.c (finish_decl): Grab the type of the decl after the call
17780 to store_init_value.
17782 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
17784 * common.opt (fforward-propagate): Fix "Optimization" annotation.
17786 2007-04-14 Jakub Jelinek <jakub@redhat.com>
17789 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
17790 dominators, post dominators and cleanup cfg before returning.
17792 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
17794 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
17795 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
17797 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
17799 * config.gcc: Recognize fido.
17800 * config/m68k/m68k-devices.def (fidoa): New.
17801 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
17803 (FL_FIDOA, TARGET_FIDOA): New.
17804 * config/m68k/m68k.opt (mfidoa): New.
17806 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17808 PR middle-end/31322
17809 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
17810 when a personality function is used.
17812 2007-04-13 Bob Wilson <bob.wilson@acm.org>
17814 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
17816 2007-04-13 Mike Stump <mrs@apple.com>
17818 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
17820 * config/darwin.opt (fapple-kext): Make C++ only.
17821 * config/darwin.c (darwin_override_options): Remove code to ensure
17822 -fapple-kext is given for C++ only.
17824 2007-04-13 Richard Sandiford <richard@codesourcery.com>
17826 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
17827 * config/mips/mips.c (override_options): Call
17828 SUBTARGET_OVERRIDE_OPTIONS, if defined.
17830 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17832 * config/i386/i386.opt (msvr3-shlib): Removed.
17834 * doc/invoke.texi: Remove -msvr3-shlib.
17836 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17838 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
17839 with "popcnt" instruction.
17841 2007-04-13 Richard Guenther <rguenther@suse.de>
17843 PR tree-optimization/21258
17844 * tree-vrp.c (compare_case_labels): New helper.
17845 (find_switch_asserts): New function.
17846 (find_assert_locations): Call it for SWITCH_EXPRs.
17848 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
17850 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
17851 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
17852 check is now implied in X87_FLOAT_MODE_P.
17853 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
17854 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
17855 (fix_trunc<mode>_i386_fisttp): Ditto.
17856 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
17857 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
17858 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
17859 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
17860 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
17861 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
17862 (unnamed_splitters): Ditto.
17863 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
17864 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
17865 FIRST_SSE_REG for local functions when SSE math is enabled or
17866 for functions with sseregparm attribute.
17867 (standard_80387_constant_p): Return -1 if mode is not
17869 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
17870 (ix86_expand_compare): Ditto.
17871 (ix86_expand_carry_flag_compare): Ditto.
17872 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
17873 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
17874 DECIMAL_FLOAT_MODE_P.
17875 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
17876 of SCALAR_FLOAT_MODE_P.
17877 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
17878 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
17879 checks before FLOAT_MODE_P.
17880 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
17881 before FLOAT_MODE_P.
17886 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
17888 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
17889 Charles Wilson <libtool@cwilson.fastmail.fm>
17891 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
17892 (libgcc.mvars): Don't depend on them.
17893 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
17894 * exec-tool.in: New.
17896 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
17898 * doc/invoke.text (--help): Document --help=common.
17900 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
17902 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
17904 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17906 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
17907 * genemit.c (main): Emit #include "integrate.h".
17908 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
17909 (LOADGP_RTP): New mips_loadgp_style.
17910 * config/mips/mips.h: Include config/vxworks-dummy.h.
17911 (TARGET_RTP_PIC): New macro.
17912 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
17913 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
17914 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
17915 for TARGET_RTP_PIC.
17916 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
17917 -mvxworks-pic when using -mrtp and a PIC option.
17918 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
17920 (mips_symbolic_constant_p, mips_symbolic_address_p)
17921 (mips_symbol_insns): Handle SYMBOL_HALF.
17922 (override_options): Warn about -G and -mrtp being used together.
17923 Initialize mips_lo_relocs[SYMBOL_HALF].
17924 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
17925 (mips_emit_loadgp): Handle LOADGP_RTP.
17926 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
17927 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
17928 (tablejump): Handle function-relative case table entries if
17930 * config/mips/predicates.md (symbol_ref_operand): New predicate.
17932 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17934 * config/mips/mips.md (load_call<mode>): Allow any general register.
17936 (sibcall_value_internal, sibcall_value_multiple_internal)
17937 (call_value_internal, call_value_split, call_value_multiple_internal)
17938 (call_value_multiple_split): Remove constraints from operand 0.
17940 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17942 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
17943 rather than loadgp_noshared.
17944 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
17945 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
17947 * config/mips/mips.md (loadgp): Rename to...
17948 (loadgp_newabi): ...this.
17949 (loadgp_noshared): Rename to...
17950 (loadgp_absolute): ...this.
17952 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17954 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
17955 false for locally-binding symbols.
17956 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
17958 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17960 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
17961 (SYMBOL_GOT_PAGE_OFST): ...this.
17962 (SYMBOL_GOT_GLOBAL): Rename to...
17963 (SYMBOL_GOT_DISP): ...this.
17964 (SYMBOL_GOTOFF_GLOBAL): Rename to...
17965 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
17966 * config/mips/mips.c (mips_global_symbol_p): New function.
17967 (mips_symbol_binds_local_p): Likewise.
17968 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
17969 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
17970 mips_global_symbol_p and mips_symbol_binds_local_p.
17971 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
17972 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
17973 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
17974 SYMBOL_GOTOFF_DISP.
17975 (mips_ok_for_lazy_binding_p): New function.
17976 (mips_load_call_address, mips_expand_call): Use it.
17977 (mips_dangerous_for_la25_p): Likewise.
17978 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
17979 (*got_disp<mode>): Use got_disp_operand instead of
17980 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
17981 SYMBOL_GOTOFF_GLOBAL.
17982 (*got_page<mode>): Use got_page_ofst_operand instead of
17984 * config/mips/predicates.md (const_call_insn_operand): Use
17985 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
17986 (global_got_operand): Rename to...
17987 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
17989 (local_got_operand): Rename to...
17990 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
17991 of SYMBOL_GOT_LOCAL.
17993 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17995 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
17996 TARGET_CALL_CLOBBERED_GP.
17997 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17998 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
17999 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18000 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18001 of TARGET_ABICALLS && !TARGET_NEWABI.
18002 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18003 * config/mips/mips.c (mips_load_call_address): Check
18004 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18005 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18006 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18007 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18008 TARGET_ABICALLS && TARGET_NEWABI.
18009 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18011 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18012 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18013 TARGET_ABICALLS && TARGET_NEWABI.
18014 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18015 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18016 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18017 whether indirect calls must use $25.
18018 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18020 * config/mips/mips.md (jal_macro): Check flag_pic and
18021 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18022 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18023 instead of TARGET_ABICALLS.
18024 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18025 TARGET_ABICALLS && TARGET_OLDABI.
18026 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18027 (sibcall): In the comment above the define_insn, mention
18028 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18029 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18030 instead of TARGET_ABICALLS.
18032 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18034 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18035 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18036 (MACFLAGS_MATCH_P): New macro.
18037 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18038 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18039 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18040 the other MACFLAG constants.
18041 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18042 (flag_machi): Tighten constraints. Renumber some of the operands.
18043 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18045 (flag_machi_parts_acconly): New pattern.
18046 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18048 (flag_macinit1hi): Tighten constraints.
18049 (flag_mul_macv2hi_parts_acconly): New pattern.
18051 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18052 Use a more efficient implementation.
18053 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18054 inline sequences when not optimizing for size.
18056 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18057 movhi_high2low): Delete, merge functionality into...
18058 (packv2hi): ... this pattern.
18060 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18061 * config/bfin/bfin.opt (msim): New option.
18062 (mcpu=): New option.
18063 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18064 (bfin_cpu_t): Typedef of enum bfin_cpu.
18065 (bfin_cpu_type): New declaration.
18066 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18067 -msim and -mcpu= options.
18068 (LIB_SPEC): Likewise.
18069 * config/bfin/bfin.c (bfin_cpu_type): Define.
18070 (bfin_handle_option): Handle -mcpu= option.
18071 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18072 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18073 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18075 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18077 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18078 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18079 (powerpc-wrs-vxworksae): Use ${tm_file}.
18080 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18081 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18082 * config/i386/vx-common.h: New file.
18084 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18086 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18089 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18091 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18094 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18098 * c-common.c (c_build_qualified_type): Set canonical type
18101 2007-04-12 Richard Guenther <rguenther@suse.de>
18103 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18104 lower bound and element size if lower bound is not zero
18105 or either of the ARRAY_REF operands is set.
18107 2007-04-12 Richard Guenther <rguenther@suse.de>
18109 PR tree-optimization/24689
18110 PR tree-optimization/31307
18111 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18113 * gimplify.c (canonicalize_addr_expr): To be consistent with
18114 gimplify_compound_lval only set operands two and three of
18115 ARRAY_REFs if they are not gimple_min_invariant. This makes
18116 it never at this place.
18117 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18119 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18121 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18122 null before emitting a .nsubspa directive.
18124 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18126 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18127 need_to_partition_p if there are no memory statements in the
18130 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18132 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18133 (gcd_of_steps_may_divide_p): New function.
18134 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18136 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18138 * reload.c (find_reloads_toplev, find_reloads_address,
18139 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18140 not a pointer equality test, to decide if we need to call
18141 push_reg_equiv_alt_mem.
18143 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18145 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18146 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18148 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18150 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18152 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18153 vector to be positive.
18155 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18159 * doc/invoke.texi: Document --params max-aliased-vops and
18161 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18162 debug_memory_partitions): Move to tree-flow.h
18163 * params.h (AVG_ALIASED_VOPS): Define.
18164 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18166 (mp_info_t): Likewise.
18167 (get_mem_sym_stats_for): New.
18168 (set_memory_partition): Move from tree-flow-inline.h.
18169 (mark_non_addressable): Only clear the set of symbols for the
18170 partition if it exists.
18171 (dump_memory_partitions): Move from tree-ssa-operands.c
18172 (debug_memory_partitions): Likewise.
18173 (need_to_partition_p): New.
18174 (dump_mem_ref_stats): New.
18175 (debug_mem_ref_stats): New.
18176 (dump_mem_sym_stats): New.
18177 (debug_mem_sym_stats): New.
18178 (update_mem_sym_stats_from_stmt): New.
18179 (compare_mp_info_entries): New.
18180 (mp_info_cmp): Call it.
18181 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18183 (get_mpt_for): Move from tree-ssa-operands.c.
18184 (find_partition_for): New.
18185 (create_partition_for): Remove.
18186 (estimate_vop_reduction): New.
18187 (update_reference_counts): New.
18188 (build_mp_info): New.
18189 (compute_memory_partitions): Refactor.
18190 Document new heuristic.
18191 Call build_mp_info, update_reference_counts,
18192 find_partition_for and estimate_vop_reduction.
18193 (compute_may_aliases): Populate virtual operands before
18194 calling debugging dumps.
18195 (delete_mem_sym_stats): New.
18196 (delete_mem_ref_stats): New.
18197 (init_mem_ref_stats): New.
18198 (init_alias_info): Call it.
18199 (maybe_create_global_var): Remove alias_info argument.
18200 Get number of call sites and number of pure/const call sites
18201 from gimple_mem_ref_stats().
18202 (dump_alias_info): Call dump_memory_partitions first.
18203 (dump_points_to_info_for): Show how many times a pointer has
18205 * opts.c (decode_options): For -O2 set --param
18206 max-aliased-vops to 500.
18207 For -O3 set --param max-aliased-vops to 1000 and --param
18208 avg-aliased-vops to 3.
18209 * fortran/options.c (gfc_init_options): Remove assignment to
18211 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18212 * tree-dfa.c (dump_variable): Dump memory reference
18214 Dump NO_ALIAS* settings.
18215 (referenced_var_lookup): Tidy.
18216 (mem_sym_stats): New.
18217 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18218 and ORIG are different SSA names for a memory partition.
18219 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18220 * tree-flow.h (struct mem_sym_stats_d): Define.
18221 (mem_sym_stats_t): Define.
18222 (struct mem_ref_stats_d): Define.
18223 (struct gimple_df): Add field mem_ref_stats.
18224 (enum noalias_state): Define.
18225 (struct var_ann_d): Add bitfield noalias_state.
18226 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18227 debug_mem_ref_stats, debug_memory_partitions,
18228 debug_mem_sym_stats): Declare.
18229 * tree-ssa-structalias.c (update_alias_info): Update call
18230 sites, pure/const call sites and asm sites in structure
18231 returned by gimple_mem_ref_stats.
18232 Remove local variable IS_POTENTIAL_DEREF.
18233 Increase NUM_DEREFS if the memory expression is a potential
18235 Call update_mem_sym_stats_from_stmt.
18236 If the memory references memory, call
18237 update_mem_sym_stats_from_stmt for all the direct memory
18238 symbol references found.
18239 (intra_create_variable_infos): Set noalias_state field for
18240 pointer arguments according to the value of
18241 flag_argument_noalias.
18242 * tree-ssa-structalias.h (struct alias_info): Remove fields
18243 num_calls_found and num_pure_const_calls_found.
18244 (update_mem_sym_stats_from_stmt): Declare.
18245 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18246 Set default value to 100.
18247 (PARAM_AVG_ALIASED_VOPS): Define.
18249 2007-04-11 Richard Guenther <rguenther@suse.de>
18251 PR middle-end/31530
18252 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18253 a * -b + c as c - a * b if we honor sign dependent rounding.
18255 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18257 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18258 bfin_expand_strmov.
18259 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18260 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18262 (initialize_trampoline): Don't use old-style function definition.
18263 (bfin_secondary_reload): Mark IN_P argument as unused.
18265 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18267 PR tree-optimization/31343
18268 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18269 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18270 * testsuite/gcc.dg/vect/pr31343.c: New.
18272 2007-04-10 Eric Christopher <echristo@apple.com>
18274 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18275 * config/i386/i386.md (*cmpfp0): Use.
18276 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18277 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18278 (fix_trunc<mode>_i386_fisttp): Ditto.
18279 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18280 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18281 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18282 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18283 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18284 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18285 (unnamed_splitters): Ditto.
18286 * config/i386/i386.c (output_fix_trunc): Assert that
18287 we're not being passed a TFmode operand.
18289 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18291 PR tree-optimization/31526
18292 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18293 n_basic_blocks to find newly added blocks.
18295 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18297 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18299 (fix_trunc<mode>si_sse): Ditto.
18300 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18301 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18302 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18303 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18304 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18305 expander using SSEMODEF mode macro.
18306 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18307 expander using SSEMODEF mode macro.
18308 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18309 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18310 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18311 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18312 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18313 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18314 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18315 Macroize insn using X87MODEF mode macro.
18317 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18319 * config/i386/sse.md (sse2_pinsrw): Removed.
18320 (sse2_pextrw): Renamed to ...
18321 (*sse2_pextrw): This.
18323 2007-04-09 Jan Hubicka <jh@suse.cz>
18326 * config/i386/sse.md
18327 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18328 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18329 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18330 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18332 2007-04-09 Jan Hubicka <jh@suse.cz>
18334 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18335 multiple fields of union.
18337 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18339 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18340 (create_preheaders): Check that loops are available.
18341 (fix_loop_structure): Clean up, improve comments.
18342 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18343 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18345 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18346 * predict.c (tree_estimate_probability): Do not call
18347 calculate_dominance_info. Call create_preheaders.
18348 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18349 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18351 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18352 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18353 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18354 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18357 2007-04-08 Jan Hubicka <jh@suse.cz>
18359 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18360 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18361 * fold-const.c (fold_unary): Use it.
18363 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18365 * varasm.c (assemble_variable): Remove call to
18366 lang_hooks.decls.prepare_assemble_variable.
18367 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18368 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18369 * langhooks.h (lang_hooks_for_decls): Remove
18370 prepare_assemble_variable.
18372 2007-04-08 Mike Stump <mrs@apple.com>
18374 * config/i386/i386.c: Use inc/dec on Core2.
18376 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18378 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18379 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18380 lhd_tree_inlining_end_inlining): Remove.
18381 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18382 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18383 end_inlining hooks.
18384 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18385 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18386 lhd_tree_inlining_end_inlining): Remove prototypes.
18387 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18388 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18389 LANG_HOOKS_TREE_INLINING_START_INLINING,
18390 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18392 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18395 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18398 * config/avr/predicates.md (io_address_operand): Delete predicate.
18399 (low_io_address_operand): Don't use 'mode' argument.
18400 (higth_io_address_operand): Rename ...
18401 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18402 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18405 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18407 Revert change removing staticp.
18409 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18412 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18415 2007-04-07 Bruce Korb <bkorb@gnu.org>
18417 * c.opt: Add -Wformat-contains-nul.
18418 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18420 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18421 the NUL byte warning.
18423 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18425 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18427 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18429 * tree.c (staticp): No longer use staticp langhook.
18430 * langhooks.c (lhd_staticp): Removed.
18431 * langhooks.h (struct lang_hooks): Remove staticp.
18432 * c-common.c (c_staticp): Remove.
18433 * c-common.h (c_staticp): Ditto.
18434 * langhooks-defs.h (lhd_staticp): Ditto.
18435 (LHD_HOOKS_STATICP): Ditto
18436 * tree.h (gcc_assert_lowered): New macro.
18438 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18440 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18441 argument "reliable".
18442 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18443 Add argument "reliable". Propagate it through calls.
18444 (infer_loop_bounds_from_undefined): Derive number of iterations
18445 estimates from references in blocks that do not dominate loop latch.
18446 (gcov_type_to_double_int): New function.
18447 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18448 and expected_loop_iterations_unbounded.
18449 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18450 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18451 * tree-data-ref.c (estimated_loop_iterations): Export.
18452 (get_references_in_stmt): Fix -- do not return addresses of local
18454 * cfgloop.h (expected_loop_iterations_unbounded,
18455 estimated_loop_iterations): Declare.
18457 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18459 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18461 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18463 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18464 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18465 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18466 Use output_387_reg_move().
18467 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18468 expander using X87MODEF12 mode macro.
18469 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18470 choosing register preferences. Use output_387_reg_move().
18471 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18472 instead of "x". Use output_387_reg_move().
18473 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18474 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18475 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18476 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18477 Use output_387_reg_move().
18478 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18480 (*truncxf?f_i387 splitter): Ditto.
18482 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18484 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18485 LANG_HOOKS_SAFE_FROM_P.
18486 * expr.c (safe_from_p): Remove langhook call.
18487 * langhooks.h (lang_hooks): Remove safe_from_p.
18488 (lhd_safe_from_p): Remove prototype.
18489 * langhooks.c (lhd_safe_from_p): Remove.
18491 2007-04-06 Jan Hubicka <jh@suse.cz>
18493 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18496 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18498 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18499 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18500 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18501 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18503 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18504 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18506 2007-04-05 Richard Henderson <rth@redhat.com>
18508 * config/alpha/alpha.c (print_operand) [+]: Remove.
18509 (alpha_end_function): Print nop if call at end of function.
18510 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18511 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18512 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18513 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18514 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18515 the call pattern. Update peepholes to match.
18517 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18519 * doc/extend.texi (Other Builtins): Add decimal float variants
18521 * builtins.def: Ditto.
18522 * builtins.c (expand_builtin): Ditto.
18524 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18525 H.J. Lu <hongjiu.lu@intel.com>
18528 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18529 of V8HImode when calling ix86_binary_operator_ok.
18530 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18531 (sdot_prodv8hi): Operands 1 and 2 must be register.
18533 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18535 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18536 initialize align to silence bogus warning.
18538 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18540 PR middle-end/22156
18541 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18543 (struct sra_walk_fns): Remove use_all parameter from use.
18544 (sra_hash_tree): Handle BIT_FIELD_REFs.
18545 (sra_elt_hash): Don't hash bitfld blocks.
18546 (sra_elt_eq): Skip them in parent compares as well. Handle
18548 (sra_walk_expr): Don't maintain or pass down use_all_p.
18549 (scan_use): Remove use_all parameter.
18550 (scalarize_use): Likewise. Re-expand assignment to
18551 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18552 output, and re-scalarize after output. Don't mark anything
18554 (scalarize_ldst): Adjust.
18555 (scalarize_walk_gimple_modify_statement): Likewise.
18556 (build_element_name_1): Handle BIT_FIELD_REFs.
18557 (instantiate_element): Don't warn for any element whose parent
18558 is used as a whole.
18559 (instantiate_missing_elements_1): Return the sra_elt.
18560 (canon_type_for_field): New.
18561 (try_instantiate_multiple_fields): New.
18562 (instantiate_missing_elemnts): Use them.
18563 (mark_no_warning): Removed.
18564 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18565 (REPLDUP, sra_build_elt_assignment): New.
18566 (generate_copy_inout): Use them.
18567 (generate_element_copy): Likewise. Handle bitfld differences.
18568 (generate_element_zero): Don't recurse for blocks. Use
18569 sra_build_elt_assignment.
18570 (generate_one_element_int): Take elt instead of var. Use
18571 sra_build_elt_assignment.
18572 (generate_element_init_1): Adjust.
18573 (scalarize_use, scalarize_copy): Use REPLDUP.
18574 (scalarize_ldst): Move assert before dereference.
18575 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18577 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18579 * regmove.c: Fix unused variable warnings due to previous commit.
18581 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18583 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18584 (regmove_bb_head): Remove.
18585 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18586 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18587 problems with fixup_match_1.
18588 Don't initialize/free regmove_bb_head.
18590 (reg_is_remote_constant_p): If an insn is in the same basic block
18591 but not before INSN, consider it remote, too.
18593 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18596 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18597 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18599 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18601 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18602 (CONDITIONAL_REGISTER_USAGE): Likewise.
18604 2007-04-04 Richard Henderson <rth@redhat.com>
18606 * config/alpha/lib1funcs.asm: Remove unused file.
18608 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18611 * opts.c (print_specific_help): Fix --help=<language>
18613 (common_handle_option): Support --help=common.
18615 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18618 * gcc.c (main): Do not run the linker if
18619 print_subprocess_help indicates that it shouldn't be
18622 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18625 * doc/invoke.texi (--help=): Document <languages> value, fix
18626 formatting in tables of values.
18628 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18630 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18631 dllimport attribute of virtual methods.
18633 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18635 * config/score/crti.asm: Change _bss_start to __bss_start.
18636 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18637 (OUTGOING_REG_PARM_STACK_SPACE) update.
18638 * config/score/score.opt: add options to make backend support
18639 score5, score5u, score7 and score7d.
18640 * config/score/score.md: Likewise.
18641 * config/score/misc.md: Likewise.
18642 * config/score/mac.md: Likewise.
18643 * doc/invoke.texi: Likewise.
18644 * doc/md.texi: update constraints define.
18646 2007-04-03 Richard Henderson <rth@redhat.com>
18648 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18649 an appropriate type, use the mode instead.
18651 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18653 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18654 Set the default --with-arch setting to mips2.
18655 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18656 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18657 (MULTILIB_OSDIRNAMES): Delete.
18658 (MULTILIB_DIRNAMES): Define.
18659 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18660 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18661 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18662 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18663 VXWORKS_OS_CPP_BUILTINS.
18664 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18665 (MIPS_DEBUGGING_INFO): Undefine.
18666 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18668 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18670 PR middle-end/30704
18671 * fold-const.c (native_encode_real): Encode real.c provided longs
18672 as a series of 32-bit native integers.
18673 (native_interpret_real): Interpret buffer as a series of 32-bit
18676 2007-04-03 Richard Guenther <rguenther@suse.de>
18678 * genpreds.c (write_insn_constraint_len): Write function
18679 optimized for CONSTRAINT_LEN implementation.
18680 (write_tm_preds_h): Output insn_constraint_len inline and
18681 use it for CONSTRAINT_LEN.
18682 (write_insn_preds_c): Don't output insn_constraint_len.
18683 * doc/md.texi (define_register_constraint): Document multi-letter
18684 constraints shall have the same length if they start with the same
18687 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18690 * config/i386/i386.md (isinf<mode>2): Expand only when
18691 TARGET_C99_FUNCTIONS is set.
18693 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18695 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
18696 (x86_64-*-linux*): Ditto.
18697 * config/i386/i386.opt (mpc): New option.
18698 * config/i386/i386.c (overrride_options): Handle
18699 ix87_precision_string.
18700 * config/i386/crtprec.c: New file.
18701 * config/i386/t-crtpc: Ditto.
18702 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
18703 and -mpc80 options.
18704 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
18705 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
18706 crtprec32.o, crtprec64.o and crtprec80.o.
18708 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
18709 and -mpc80 options.
18710 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
18712 2007-04-02 Eric Christopher <echristo@apple.com>
18714 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
18715 limitations on darwin.
18717 2007-04-02 Anatoly Sokolov <aesok@post.ru>
18720 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
18722 2007-04-02 Dave Korn <dave.korn@artimi.com>
18724 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
18726 2007-04-02 Dave Korn <dave.korn@artimi.com>
18728 * libgcc2.h (exception_descriptor): Don't forward-declare.
18729 (__get_eh_table_language, __get_eh_table_version): Delete
18730 prototypes of long-dead functions.
18732 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
18734 * ebitmap.h: New file
18735 * ebitmap.c: New file
18736 * Makefile.in (ebitmap.o): New target.
18738 2007-04-01 Jan Hubicka <jh@suse.cz>
18740 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
18741 before very first instruction.
18743 2007-04-01 Jan Hubicka <jh@suse.cz>
18745 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
18746 waring on 64bit hosts.
18747 * bitmap.h: Fix typo in bitmap_head_def.
18749 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
18751 PR rtl-optimization/31391
18752 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
18753 into a DELETED_LABEL note, and the label is in an empty basic
18754 block, update BB_END as well as BB_HEAD.
18756 2007-04-01 Richard Henderson <rth@redhat.com>
18758 PR tree-optimization/31169
18759 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
18760 to varying if the range is outside [0, prec-1].
18762 2007-04-01 Richard Sandiford <richard@codesourcery.com>
18765 * config/mips/mips.md (load_const_gp): New insn.
18766 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
18767 the MIPS16 GP pseudo register if no_new_pseudos.
18768 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
18770 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18773 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
18775 (call_value): Likewise.
18777 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
18778 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18781 * doc/invoke.texi: (optimization options): Reword description
18782 of -ffast-math. Document its primary purpose.
18784 2007-03-31 Richard Guenther <rguenther@suse.de>
18786 * omp-low.c (splay-tree.h): Include.
18787 (lookup_decl): Replace splay-tree usage by pointer-map.
18788 (maybe_lookup_decl): Likewise.
18789 (new_omp_context): Likewise.
18790 (delete_omp_context): Likewise.
18791 * gimplify.c (splay-tree.h): Include.
18792 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
18794 (remap_ssa_name): Likewise.
18795 (remap_decl): Likewise.
18796 (remap_type_1): Likewise.
18797 (remap_type): Likewise.
18798 (copy_body_r): Likewise.
18799 (expand_call_inline): Likewise.
18800 (clone_body): Likewise.
18801 (copy_tree_r): Likewise.
18802 (remap_save_expr): Likewise.
18803 (unsave_r): Likewise.
18804 (unsave_expr_now): Likewise.
18805 (tree_function_versioning): Likewise.
18806 (build_duplicate_type): Likewise.
18807 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
18808 (struct copy_body_data): Replace splay-tree by pointer-map.
18809 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
18810 not $(SPLAY_TREE_H).
18811 (gimplify.o): Depend on $(SPLAY_TREE_H).
18812 (omp-low.p): Likewise.
18814 2007-03-31 Anatoly Sokolov <aesok@post.ru>
18816 * config/avr/predicates.md (even_register_operand,
18817 odd_register_operand): New predicates.
18818 * config/avr/avr.md (movw peephole2): New.
18819 (movw_r peephole2): New.
18821 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
18823 * tree.h (get_signed_or_unsigned_type): New.
18824 * fold-const.c (operand_equal_for_comparison_p): Use
18825 get_signed_or_unsigned_type instead of
18826 lang_hooks.types.signed_or_unsigned_type.
18827 * expr.c (store_expr): Ditto.
18828 * langhooks.c (get_signed_or_unsigned_type): New.
18829 (lhd_signed_or_unsigned_type): New.
18830 * langhooks.h (lhd_signed_or_unsigned_type): New.
18831 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
18833 2007-03-30 Richard Henderson <rth@redhat.com>
18835 * tree-ssa-loop-ivopts.c: Include target.h.
18836 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
18837 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
18838 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
18839 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
18841 2007-03-30 Richard Henderson <rth@redhat.com>
18842 Kai Tietz <kai.tietz@onevision.com>
18844 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
18845 default for 64-bit.
18846 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
18847 (TARGET_64BIT_MS_ABI): New.
18848 (DBX_REGISTER_NUMBER): Handle 64-bit.
18849 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
18850 (LONG_TYPE_SIZE): Force to 32.
18851 (REG_PARM_STACK_SPACE): New.
18852 (OUTGOING_REG_PARM_STACK_SPACE): New.
18853 (REGPARM_MAX, SSE_REGPARM_MAX): New.
18854 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18855 (STACK_BOUNDARY): Use 128 for 64-bit.
18856 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
18857 Add 64-bit implementation.
18858 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
18860 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
18861 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
18862 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
18863 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
18864 (ix86_handle_cconv_attribute): Don't warn when ignoring if
18865 TARGET_64BIT_MS_ABI.
18866 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
18867 (ix86_pass_by_reference): Likewise.
18868 (ix86_function_value_regno_p): Likewise.
18869 (ix86_build_builtin_va_list): Likewise.
18870 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
18871 (function_arg_advance_ms_64): New.
18872 (function_arg_advance): Call it.
18873 (function_arg_ms_64): New.
18874 (function_arg): Call it.
18875 (function_value_ms_64): New.
18876 (ix86_function_value_1): Call it.
18877 (return_in_memory_ms_64): New.
18878 (ix86_return_in_memory): Call it.
18879 (setup_incoming_varargs_ms_64): New.
18880 (ix86_setup_incoming_varargs): Call it.
18881 (ix86_expand_prologue): Handle 64-bit stack probing.
18882 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
18883 (output_pic_addr_const): Likewise.
18884 (x86_this_parameter): Likewise.
18885 (x86_output_mi_thunk): Likewise.
18886 (x86_function_profiler): Likewise.
18887 (TARGET_STRICT_ARGUMENT_NAMING): New.
18888 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
18889 (TARGET_64BIT_MS_ABI): New.
18890 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
18891 * config/i386/i386.md (allocate_stack_worker): Remove.
18892 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
18893 describe the clobber of eax without a match_scratch.
18894 (allocate_stack_worker_postreload): Remove.
18895 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
18896 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
18897 (allocate_stack_worker_rex64_postreload): Remove.
18898 (allocate_stack): Handle 64-bit.
18899 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
18900 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
18901 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
18902 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
18903 (STANDARD_STARTFILE_PREFIX_1): Likewise.
18904 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
18905 * config.build (x86_64-*-mingw*): New host.
18906 * config.host (x86_64-*-mingw*): New host.
18907 * config.gcc (x86_64-*-mingw*): New target.
18908 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
18910 2007-03-30 Richard Henderson <rth@redhat.com>
18911 Kai Tietz <kai.tietz@onevision.com>
18913 * c-pragma.c (struct def_pragma_macro_value): New.
18914 (struct def_pragma_macro): New.
18915 (pushed_macro_table): New.
18916 (dpm_hash, dpm_eq): New.
18917 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
18918 (init_pragma): Install them.
18919 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18921 2007-03-30 Anatoly Sokolov <aesok@post.ru>
18923 * config/avr/avr.c (avr_override_options): Clear
18924 'flag_delete_null_pointer_checks'.
18926 2007-03-30 Paolo Carlini <pcarlini@suse.de>
18929 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
18930 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
18931 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
18932 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
18933 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
18934 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
18935 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
18937 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
18939 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
18941 * regmove.c: Move all of pass_stack_adjustments from here...
18942 * combine-stack-adj.c: ...to this new file.
18943 * Makefile.in: Add rules for combine-stack-adj.o.
18945 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
18947 PR tree-optimization/31383
18948 * tree-data-ref.c (affine_function_equal_p): Do not require the
18949 vectors to have the same length.
18951 2007-03-30 Jan Hubicka <jh@suse.cz>
18953 PR middle-end/30700
18954 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
18955 availablility; add more sanity checking; ask varpool only about
18958 2007-03-29 Richard Henderson <rth@redhat.com>
18960 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
18961 to decide, but __SIZEOF_LONG_LONG__.
18963 2007-03-29 Richard Henderson <rth@redhat.com>
18965 * emutls.c (struct __emutls_array): New.
18966 (emutls_destroy): Use it instead of casting element 0 from void*.
18967 (__emutls_get_address): Likewise.
18969 2007-03-29 Richard Henderson <rth@redhat.com>
18971 * varasm.c (initializer_constant_valid_p): Don't deny
18972 DECL_DLLIMPORT_P on functions.
18974 * config/i386/cygming.h: Remove function declarations.
18975 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
18976 (ASM_OUTPUT_LABELREF): Remove.
18977 (COMMON_ASM_OP): Remove.
18978 (ASM_OUTPUT_COMMON): Remove.
18979 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
18980 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
18981 (ASM_DECLARE_FUNCTION_NAME): Likewise.
18982 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
18983 Rename from TARGET_ENCODE_SECTION_INFO.
18984 * config/i386/netware.h: Likewise.
18985 * config/i386/i386-protos.h: Update.
18986 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
18987 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
18988 (legitimate_constant_p): Reject dllimports.
18989 (dllimport_map, get_dllimport_decl): New.
18990 (legitimize_dllimport_symbol): New.
18991 (legitimize_address, ix86_expand_move): Use it.
18992 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
18993 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
18994 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
18995 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
18996 * config/i386/predicates.md (constant_call_address_operand): Only
18997 accept symbols; reject dllimport_p symbols.
18998 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
18999 i386_pe_maybe_record_exported_symbol.
19000 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19001 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19002 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19003 trust the setting of DECL_DLLIMPORT_P.
19004 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19005 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19006 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19007 tidy the argument scanning loop.
19008 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19009 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19010 (i386_pe_strip_name_encoding): Remove.
19011 (i386_pe_binds_local_p): New.
19012 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19013 (i386_pe_output_labelref): Remove.
19014 (i386_pe_asm_output_aligned_decl_common): New.
19015 (i386_pe_maybe_record_exported_symbol): Rename from
19016 i386_pe_record_exported_symbol; check for dllexported symbols.
19018 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19020 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19021 add comment explaining why vsnprintf cannot be used.
19023 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19025 PR tree-optimization/30666
19026 * tree.c (build_complex_type): When creating type names for DWARF2
19027 debug info, create TYPE_DECLs for TYPE_NAME instead of
19029 (build_common_tree_nodes_2): Use build_complex_type when building
19030 predefined complex types, to preserve canonical types.
19032 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19034 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19035 (noce_get_alt_condition): Look at it to determine whether to
19036 reverse the condition or not.
19037 (noce_get_condition): Substitute the truth for lies.
19038 (noce_find_if_block): Set the then_else_reversed field.
19040 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19042 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19043 destination of this insn.
19044 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19045 than calling gen_rtx_SET directly. Use r0 to hold the value of
19046 'address + 4' rather than a stack based temporary which can be
19047 mis-optimized away.
19049 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19051 * config/s390/s390.c (s390_secondary_input_reload_class,
19052 s390_secondary_output_reload_class): Functions removed.
19053 (s390_secondary_reload): New function.
19054 (TARGET_SECONDARY_RELOAD): Target macro defined.
19055 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19056 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19057 * config/s390/s390.md ("reload_outti", "reload_outdi",
19058 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19059 "reload_out<mode>"): Expanders removed.
19060 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19061 "reload<mode>_nonoffmem_out"): Expanders added.
19063 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19065 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19066 action if SRC->DEST replacement failed anyway.
19068 2007-03-28 Mike Stump <mrs@apple.com>
19070 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19071 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19072 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19074 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19076 * config.gcc: Accept barcelona as a variant of amdfam10.
19077 * config/i386/i386.c (override_options): Likewise.
19078 * doc/invoke.texi: Likewise.
19080 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19082 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19083 offsets for BIT_FIELD_REF and COMPONENT_REF.
19085 2007-03-28 Richard Guenther <rguenther@suse.de>
19087 * tree.c (is_global_var): Move ...
19088 * tree-flow-inline.h (is_global_var): ... here.
19089 * tree.h (is_global_var): Remove declaration.
19091 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19093 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19095 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19096 * config/i386/i386.c (ix86_tune_features): Initialize new
19098 * config/i386/predicates.md (promotable_binary_operator): Use
19099 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19101 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19104 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19106 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19108 * config/fr30/fr30.md (movsi_internal): Change destination
19109 constraint from m to V and add m to the end.
19111 2007-03-28 Christian Bruel <christian.bruel@st.com>
19113 * config/sh/sh.md (movsi_i): Fix type attribute.
19115 2007-03-28 Christian Bruel <christian.bruel@st.com>
19117 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19118 (movsf_ie): Likewise.
19120 2007-03-28 Christian Bruel <christian.bruel@st.com>
19122 * config.gcc: Add sh4-300 to multilib.
19123 * config/sh/t-mlib-sh4-300: New file.
19125 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19127 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19128 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19129 fix_trunc<mode>di2.
19130 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19131 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19132 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19133 "fixuns_trunctddi2"): Whitespace fix.
19135 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19137 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19138 the definition of struct sh_args.
19139 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19140 CALL_COOKIE_INT_REG_GET): Likewise.
19142 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19144 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19145 transformations are applied successfully.
19147 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19149 * tree.c (tree_contains_struct): Permit 512 tree codes.
19150 * tree.h (tree_contains_struct): Ditto.
19151 (MAX_TREE_CODES): Ditto.
19152 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19153 SPARE member to store remaining padding bits.
19155 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19157 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19160 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19162 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19163 * configure: Regenerate.
19165 * configure: Regenerate using the correct version of autoconf.
19167 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19169 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19171 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19172 regs to "__SP_L__" and "__SP_H__".
19174 2007-03-27 Richard Guenther <rguenther@suse.de>
19176 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19177 computations with it with a HOST_WIDE_INT variable.
19179 2007-03-26 Mike Stump <mrs@apple.com>
19181 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19182 objective-c-header, objective-c++-header and objc++-cpp-output
19184 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19186 2007-03-26 Richard Henderson <rth@redhat.com>
19189 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19190 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19191 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19192 IX86_BUILTIN_PSRLQ128): New.
19193 (ix86_init_mmx_sse_builtins): Add them.
19194 (ix86_expand_builtin): Expand them.
19195 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19196 operand 2 be TImode.
19197 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19198 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19199 _mm_srli_epi64): Mark __B const.
19200 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19201 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19202 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19203 new two-vector shift builtins.
19205 2007-03-26 Ian Lance Taylor <iant@google.com>
19207 PR tree-optimization/31345
19208 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19209 [+INF, +INF(OVF)] into VARYING.
19211 2007-03-26 Zack Weinberg <zackw@panix.com>
19213 * gengtype-parse.c: New file.
19214 * gengtype-yacc.y: Delete.
19215 * gengtype-lex.l: Don't include gengtype-yacc.h.
19216 Define YY_DECL and yyterminate appropriately for recursive
19217 descent parser. yylval is now a string out-parameter to yylex.
19218 (HWS, EOID): New shorthand.
19219 (IWORD): Add a couple more types.
19220 (yylex): Add a setup stanza. Remove the complex rules for
19221 detecting GTY'ed types and typedefs; replace with simple
19222 keyword detectors. Adjust everything for the changed
19223 definition of yylval. Ignore all pp-directives, not just #define.
19225 (parse_file): Rename yybegin; do not call yyparse.
19227 * gengtype.c (xasprintf): Export again.
19228 (this_file): New. Use everywhere __FILE__ was being used.
19229 (get_lang_bitmap): Special case types defined in gengtype.c.
19230 (do_typedef, new_structure): Suppress definition of certain types.
19231 (new_structure): Improve diagnostics of duplicate definitions.
19232 Make sure location_s is associated with input.h.
19233 (nreverse_pairs, define_location_structures): New functions.
19234 (main): Improve tagging of kludge types. Remove old kludges
19235 for input.h types; use define_location_structures.
19236 * gengtype.h: Update prototypes. Define token codes here.
19237 * Makefile.in: Remove all references to gengtype-yacc.
19238 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19240 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19241 add GTY((skip)) to the field that's only conditionally there.
19242 * doc/install.texi: Document that Bison is no longer required
19243 unless building treelang.
19245 * gengtype.c: Don't include gtyp-gen.h.
19246 (srcdir): Declare here.
19247 (base_files, lang_dir_names): Allocate dynamically.
19248 (gt_files, num_gt_files, num_lang_dirs): New globals.
19249 (measure_input_list, read_input_line, read_input_list)
19250 (set_lang_bitmap): New functions.
19251 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19252 simplify, relying on read_input_list to set up the bitmaps.
19253 (main): Arguments are no longer unused. Check for correct number
19254 of command line arguments, set srcdir and srcdir_len, then call
19255 read_input_list, before doing anything else. No need to worry
19256 about duplicates in main loop.
19257 * configure.ac: Simplify the calculation of all_gtfiles.
19258 Put language tags in there. Don't set or substitute
19259 all_gtfiles_files_langs or all_gtfiles_files_frags.
19260 * Makefile.in: Revamp the way gengtype is invoked, now that it
19261 takes a file on its command line with a much simpler format.
19262 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19263 (GTFILES): Remove duplicates and C source files.
19264 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19265 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19266 * configure: Regenerate.
19268 * gengtype.h: Remove all type definitions to gengtype.c; leave
19269 only definitions of options_p, type_p, and pair_p as opaque
19270 pointers. Update prototypes.
19271 * gengtype.c: Many type definitions moved here from gengtype.h.
19272 Consolidate type definitions at the top of the file.
19273 (xvasprintf): Delete.
19274 (xasprintf): Make static.
19275 (create_nested_pointer_option): Add 'next' parameter.
19276 (create_field_all, create_field_at): New functions.
19277 (create_field): Now a thin wrapper around create_field_all.
19278 (create_optional_field): Rename create_optional_field_ and add
19279 line argument. Original name is now a macro which supplies
19281 (oprintf): Use vsnprintf directly.
19282 (close_output_files): Use fatal rather than perror/exit.
19283 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19284 (main): Set progname. Don't use exit.
19285 * gengtype-yacc.y (struct_fields): Use create_field_at.
19286 (option, optionseqopt): Delete.
19287 (optionseq): Consolidate productions from option here so we
19288 can use the first argument to create_option.
19290 * gengtype-lex.l: Distinguish unions from structures in the
19291 token type. Don't call find_structure; return the tag as a string.
19292 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19293 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19294 string. Reorganize typedef_struct production accordingly.
19295 Use create_nested_ptr_option.
19296 * gengtype.c (create_nested_ptr_option): New function.
19297 * gengtype.h: Declare it.
19299 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19300 (string_type): Don't declare.
19301 (do_scalar_typedef): Declare.
19302 (create_scalar_type): Update prototype.
19303 * gengtype.c (string_type): Make static.
19304 (scalar_nonchar, scalar_char): New.
19305 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19306 (resolve_typedef): Use scalar_nonchar for error recovery.
19307 (create_scalar_type): Remove name_len field. Return scalar_char
19308 or scalar_nonchar as appropriate.
19309 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19310 to use string_type.
19311 (throughout): Use scalar_nonchar instead of calling
19312 create_scalar_type, whenever possible.
19313 (main): Initialize scalar_char and scalar_nonchar before calling
19315 * gengtype-lex.l: Adjust for removal of second argument to
19316 create_scalar_type. Use yylval.s instead of yylval.t when
19318 * gengtype-yacc.y: Type of SCALAR is string. Call
19319 create_scalar_type from type:SCALAR rule. Adjust for removal of
19320 second argument to create_scalar_type.
19322 * vec.h: Remove all #if IN_GENGTYPE blocks.
19323 Add comment saying that changes may require adjustments to gengtype.
19324 * gengtype.c: Don't include coretypes.h or tm.h.
19325 Add comment to inclusion of errors.h.
19326 (note_def_vec, note_def_vec_alloc): New functions.
19327 * gengtype.h: Declare new functions.
19328 * gengtype-lex.l: Don't include coretypes.h.
19329 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19331 (update_lineno): Remove unnecessary prototype.
19332 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19333 (VEC rule): Just return VEC_TOKEN.
19334 * gengtype-yacc.y (VEC_TOKEN): New token type.
19335 (type): Add a production for VEC(a,b).
19336 * Makefile.in: Update dependencies.
19338 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19339 typedefs that use the old PARAMS macro.
19341 * gengtype-lex.l: Remove all rules and states relating to yacc
19343 * gengtype-yacc.y: Similarly.
19344 * gengtype.c (note_yacc_type): Delete function.
19345 * gengtype.h: Update prototypes.
19347 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19349 * tree-pretty-print.c (dump_generic_node): Report precision of
19350 unnamed integer types.
19352 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19354 * ifcvt.c (noce_try_store_flag_constants): Don't check
19355 no_new_pseudos here.
19356 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19357 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19358 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19359 noce_try_sign_mask): Likewise.
19360 (if_convert): Check no_new_pseudos here.
19362 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19364 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19365 (noce_get_condition): Handle new then_else_reversed argument.
19366 (noce_init_if_info): Remove, fold into noce_find_if_block.
19367 (noce_process_if_block): Take a struct noce_if_info as the
19368 argument. Don't set up one based on ce_if_info. Update pointer
19369 references accordingly.
19370 (cond_move_process_if_block): Likewise.
19371 (process_if_block): Removed.
19372 (find_if_block): Removed. Move functionality two new functions,
19373 noce_find_if_block and cond_exec_find_if_block.
19374 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19375 blocks and the symmetric IF-ELSE-JOIN case.
19376 (cond_exec_find_if_block): Also new function mostly based on old
19377 find_if_block and process_if_block.
19378 (find_if_header): Replace find_if_block call with separately
19379 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19380 (find_cond_trap): Update noce_get_condition call.
19381 (dead_or_predicable): Likewise.
19383 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19385 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19387 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19388 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19389 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19390 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19391 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19392 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19393 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19394 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19395 __builtin_ia32_psrad128 builtins.
19397 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19399 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19400 * config/i386/constraints.md
19401 (define_constraint "I"): Use IN_RANGE macro.
19402 (define_constraint "J"): Ditto.
19403 (define_constraint "K"): Ditto.
19404 (define_constraint "M"): Ditto.
19405 (define_constraint "N"): Ditto.
19406 (define_constraint "O"): Ditto.
19407 * config/i386/predicates.md
19408 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19409 (define_predicate "const_0_to_3_operand"): Ditto.
19410 (define_predicate "const_0_to_7_operand"): Ditto.
19411 (define_predicate "const_0_to_15_operand"): Ditto.
19412 (define_predicate "const_0_to_63_operand"): Ditto.
19413 (define_predicate "const_0_to_255_operand"): Ditto.
19414 (define_predicate "const_1_to_31_operand"): Ditto.
19415 (define_predicate "const_2_to_3_operand"): Ditto.
19416 (define_predicate "const_4_to_7_operand"): Ditto.
19418 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19420 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19421 in SImode for save_world.
19422 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19425 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19427 PR tree-optimization/30784
19428 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19431 2007-03-25 Revital Eres <eres@il.ibm.com>
19433 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19434 Fold movement_possibility function into it.
19436 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19438 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19439 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19440 (call_indirect_nonlocal_darwin64): Same.
19441 (call_nonlocal_darwin64): Same.
19442 (call_value_indirect_nonlocal_darwin64): Same.
19443 (call_value_nonlocal_darwin64): Same.
19444 (sibcall_nonlocal_darwin64): Same.
19445 (sibcall_value_nonlocal_darwin64): Same.
19446 (sibcall_symbolic_64): Same.
19447 (sibcall_value_symbolic_64): Same.
19448 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19450 (rs6000_emit_load_toc_table): Same.
19451 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19452 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19454 (divss_call): Same.
19455 (divus_call): Same.
19456 (quoss_call): Same.
19457 (quous_call): Same.
19458 (load_toc_v4_pic_si): Same
19459 (load_toc_v4_PIC_1): Same.
19460 (load_toc_v4_PIC_1b): Same.
19461 (call_indirect_aix{32,64}): Same.
19462 (call_value_indirect_aix{32,64}): Same.
19464 (call_value): Same.
19465 (call_local{32,64}): Same.
19466 (call_value_local{32,64}): Same.
19467 (call_indirect_nonlocal_aix{32,64}): Same.
19468 (call_nonlocal_aix{32,64}): Same.
19469 (call_value_indirect_nonlocal_aix{32,64}): Same.
19470 (call_value_nonlocal_aix{32,64}): Same.
19471 (call_indirect_nonlocal_sysv<mode>): Same.
19472 (call_nonlocal_sysv<mode>): Same.
19473 (call_value_indirect_nonlocal_sysv<mode>): Same.
19474 (call_value_nonlocal_sysv<mode>): Same.
19476 (sibcall_local{32,64}): Same.
19477 (sibcall_value_local{32,64}): Same.
19478 (sibcall_nonlocal_aix{32,64}): Same.
19479 (sibcall_value_nonlocal_aix{32,64}): Same.
19480 (sibcall_nonlocal_sysv<mode>): Same.
19481 (sibcall_value): Same.
19482 (sibcall_value_nonlocal_sysv<mode>): Same.
19484 2007-03-24 Paul Brook <paul@codesourcery.com>
19486 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19487 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19489 2007-03-24 Richard Henderson <rth@redhat.com>
19491 * config/ia64/constraints.md: New file.
19492 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19493 satisfies_constraint_?.
19494 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19495 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19496 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19497 ia64_output_mi_thunk): Likewise.
19498 (ia64_const_ok_for_letter_p): Remove.
19499 (ia64_const_double_ok_for_letter_p): Remove.
19500 (ia64_extra_constraint): Remove.
19501 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19502 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19503 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19504 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19505 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19506 EXTRA_MEMORY_CONSTRAINT): Remove.
19507 * config/ia64/ia64.md: Include constriants.md. Replace
19508 CONST_OK_FOR_? with satisfies_constraint_?.
19510 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19511 H.J. Lu <hongjiu.lu@intel.com>
19513 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19515 (name macros): Use DPD_BID_NAME to convert names properly.
19517 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19518 decimal floating point format.
19519 (init_floating_libfuncs): Change decimal functions so that they
19520 have a "bid_" prefix if the decimal system uses the BID format,
19521 and "dpd_" prefix if the decimal system uses the DPD format.
19522 (init_interclass_conv_libfuncs): Ditto.
19523 (init_intraclass_conv_libfuncs): Ditto.
19525 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19526 using the BID format.
19528 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19529 whether we are using the BID decimal format.
19530 * configure: Regenerate.
19532 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19533 the compiler has decimal floating point enabled. Define
19534 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19537 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19538 using the BID format.
19540 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19541 whether we are using the BID decimal format.
19542 * configure: Regenerate.
19544 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19545 the compiler has decimal floating point enabled. Define
19546 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19549 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19550 options, and that it is enabled for i386/x86_64 systems.
19552 * Makefile.in (enable_decimal_float): New.
19554 (DECNUMINC): Add -I$(DECNUMFMT).
19555 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19556 to $(DECNUMFMT) from $(DECNUM).
19558 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19559 Substitute enable_decimal_float.
19560 * configure: Regenerated.
19563 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19566 * configure.ac: Enable decimal float for x86_64-*-linux*.
19567 * configure: Regenerated.
19570 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19571 decimal128ClearSign to flip and clear the sign bit in decimal128.
19572 (decimal_real_maxval): Set decimal128SetSign to set the sign
19575 2007-03-23 Ian Lance Taylor <iant@google.com>
19577 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19579 2007-03-23 Ian Lance Taylor <iant@google.com>
19581 * tree-dump.c (dump_files): Correct comment.
19583 2007-03-23 Ian Lance Taylor <iant@google.com>
19585 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19587 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19589 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19590 in cfglayout mode. Don't go into and out of cfglayout mode.
19591 Link the blocks in the order of the constructed traces.
19592 (rest_of_handle_tracer): Adjust call to tracer.
19593 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19594 Don't go into cfglayout mode.
19595 (rtl_loop_done): Don't go out of cfglayout mode.
19596 * cfglayout.c (relink_block_chain): New function, split out from...
19597 (fixup_reorder_chain): ...here. Remove redundant checking.
19598 (cfg_layout_finalize): Don't clear the header, footer, and aux
19599 fields here, move the code to do so to relink_block_chain. Likewise
19600 for free_original_copy_tables.
19601 * rtl.h (tracer): Update prototype.
19602 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19603 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19604 mode. Use relink_block_chain to serialize the CFG according to the
19605 new basic block order. Move targetm.cannot_modify_jumps_p check from
19607 (gate_handle_reorder_blocks): ...to here.
19608 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19610 (gate_duplicate_computed_gotos): ...to here.
19611 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19612 something always changes when going into and out of cfglayout mode.
19613 Perform an expensive cfg cleanup while going into cfglayout mode.
19614 Always update liveness information on HAVE_conditional_execution
19615 targets. Reserialize the basic blocks and go out of cfglayout mode.
19616 * reg-stack.c: Include cfglayout.h.
19617 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19618 the call to reorder_basic_blocks.
19619 * basic-block.h (reorder_basic_blocks): Update prototype.
19620 (relink_block_chain): New prototype.
19621 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19623 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19625 * config/mips/mips.md (type, hazard, *movdi_32bit,
19626 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19627 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19628 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19629 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19630 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19632 (movcc): Change first xfer to multi.
19633 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19634 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19635 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19636 config/mips/generic.md: Change reservations using "xfer" to use
19638 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19639 using match_operand.
19640 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19641 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19643 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19645 2007-03-22 Richard Henderson <rth@redhat.com>
19647 * config/i386/i386.c: Remove unnecessary function declarations.
19648 Move targetm definition, and all related macros, to the end of
19649 the file. Resort some functions to put definitions before uses.
19650 (ix86_attribute_table): Make static. Move to end of file.
19651 (ix86_gimplify_va_arg): Make static.
19653 2007-03-22 Richard Henderson <rth@redhat.com>
19655 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19656 don't increase local_regparm with force_align_arg_pointer check.
19657 (ix86_function_sseregparm): Assert 32-bit.
19658 (type_has_variadic_args_p): New.
19659 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19660 type_has_variadic_args_p.
19661 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19662 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19663 use memset instead. Do maybe_vaarg check first; skip attribute
19664 tests if true; skip attribute tests for 64-bit.
19665 (construct_container): Remove TARGET_DEBUG_ARG.
19666 (function_arg_advance_32, function_arg_advance_64): Split out ...
19667 (function_arg_advance): ... from here.
19668 (function_arg_32, function_arg_64): Split out ...
19669 (function_arg): ... from here.
19670 (ix86_pass_by_reference): Tidy.
19671 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19672 (function_value_32): New, from parts of ix86_function_value
19673 and ix86_value_regno.
19674 (function_value_64): New, from parts of ix86_function_value
19675 and ix86_libcall_value.
19676 (ix86_function_value_1): New.
19677 (ix86_function_value, ix86_libcall_value): Use it.
19678 (return_in_memory_32, return_in_memory_64): Split out ...
19679 (ix86_return_in_memory): ... from here.
19680 (ix86_struct_value_rtx): Skip for 64-bit.
19681 (ix86_libcall_value, ix86_value_regno): Remove.
19682 (setup_incoming_varargs_64): Split out ...
19683 (ix86_setup_incoming_varargs): ... from here.
19684 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19685 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19686 * config/i386/i386-protos.h (ix86_function_value): Remove.
19687 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
19689 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19692 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
19693 infinities not supported, otherwise emit warning if -Woverflow. On
19694 underflow, emit warning if -Woverflow.
19695 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
19697 * real.h (real_from_string): Update declaration
19699 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
19700 Richard Henderson <rth@redhat.com>
19702 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
19703 * calls.c (compute_argument_block_size, expand_call,
19704 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
19705 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
19706 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
19707 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
19708 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
19709 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
19710 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
19711 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
19714 2007-03-22 Joseph Myers <joseph@codesourcery.com>
19716 * c-incpath.c (add_sysroot_to_chain): New.
19717 (merge_include_chains): Add sysroot argument. Call
19718 add_sysroot_to_chain if sysrooted.
19719 (register_include_chains): Update call to merge_include_chains.
19720 * doc/cppopts.texi: Document use of '=' in include directory
19723 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
19725 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
19726 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
19727 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
19728 insn pattern using X87MODEF12 mode macro.
19730 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
19732 * regmove.c (regmove_optimize): Use reg_mentioned_p
19733 instead of reg_overlap_mentioned_p for DST.
19735 2007-03-21 Mike Stump <mrs@apple.com>
19737 * c.opt: Fixup for Objective-C/C++.
19739 2007-03-21 Steve Ellcey <sje@cup.hp.com>
19741 * explow.c (convert_memory_address): Fold memory reference when
19742 POINTERS_EXTEND_UNSIGNED < 0
19744 2007-03-21 Richard Henderson <rth@redhat.com>
19747 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
19748 * config/i386/mmintrin.h (__m64): Likewise.
19749 * config/i386/xmmintrin.h (__m128): Likewise.
19751 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19753 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
19754 (VXWORKS_OS_CPP_BUILTINS): Define.
19755 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
19756 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
19758 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19760 * rtl.h (constant_pool_reference_p): Delete.
19761 (find_constant_src): Declare.
19762 * rtlanal.c (find_constant_src): New function.
19763 * simplify-rtx.c (constant_pool_reference_p): Delete.
19764 * config/i386/i386.md: Use find_constant_src instead of
19765 constant_pool_reference_p/avoid_constant_pool_reference pairs.
19767 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19769 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
19770 * c-cppbuiltin.c (c_cpp_builtins): Define them.
19772 2007-03-20 Mark Mitchell <mark@codesourcery.com>
19774 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
19775 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
19776 (arm_elf_asm_constructor): Use it.
19777 (arm_elf_asm_destructor): New function.
19779 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
19781 * jump.c (mark_jump_label): Treat SEQUENCE specially.
19783 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
19785 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
19787 2007-03-19 Andrew Haley <aph@redhat.com>
19789 PR tree-optimization/31264
19790 * tree-vrp.c (register_edge_assert_for_1): Don't look though
19791 VIEW_CONVERT_EXPRs.
19793 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
19795 PR rtl-optimization/30907
19796 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
19797 (fwprop_init): Always call loop_optimizer_initialize.
19798 (fwprop_done): Always call loop_optimizer_finalize.
19799 (fwprop): We always have loop info now.
19800 (gate_fwprop_addr): Remove.
19801 (pass_fwprop_addr): Use gate_fwprop as gate.
19803 PR rtl-optimization/30841
19804 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
19805 df_chain_alloc): Call df_reorganize_refs unconditionally.
19806 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
19807 refs_organized to refs_organized_size.
19808 (df_ref_create_structure): Use refs_organized_size instead of
19809 bitmap_size if refs had been organized, and keep refs_organized_size
19811 * df.h (struct df_ref_info): Change refs_organized to
19812 refs_organized_size.
19813 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
19816 2007-03-19 Mark Mitchell <mark@codesourcery.com>
19818 * except.c (output_function_exception_table): Do not reference the
19819 EH personality routine for functions that do not require an
19822 2007-03-20 Jakub Jelinek <jakub@redhat.com>
19825 * c-typeck.c (convert_for_assignment): Call comptypes for
19826 RECORD_TYPE or UNION_TYPE.
19828 PR inline-asm/30505
19829 * reload1.c (reload): Do invalid ASM checking after
19830 cleanup_subreg_operands.
19832 2007-03-19 Jeff Law <law@redhat.com>
19834 * tree-cfg.c (find_taken_edge): Tighten conditions for
19835 optimizing computed gotos.
19837 2007-03-19 Michael Matz <matz@suse.de>
19839 * builtins.c (expand_builtin_sync_operation,
19840 expand_builtin_compare_and_swap,
19841 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
19844 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
19845 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
19848 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19850 * doc/tm.texi: Add brackets around the return type of
19851 TARGET_SECONDARY_RELOAD.
19853 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19854 Richard Guenther <rguenther@suse.de>
19856 PR tree-optimization/31254
19857 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19858 Use handled_component_p () where appropriate. Continue
19859 propagating into the rhs if we propagated into an INDIRECT_REF
19862 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19864 * config/s390/s390.md (op_type attribute): RRR instruction type added.
19865 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
19866 (xde, xdee): Mode attributes adjusted to support DFP modes.
19867 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
19868 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
19869 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
19870 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
19871 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
19872 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19873 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
19875 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
19876 "movsf"): Insn definitions removed.
19877 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
19878 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
19879 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
19881 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
19882 "reload_in<mode>", "reload_out<mode>"): Expander added.
19883 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
19886 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19888 * config/s390/s390.md: Only non-functional changes. Renamed
19889 FPR mode macro to BFP all over the file.
19891 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19893 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
19894 (op_type attribute): RRF instruction type added.
19895 (fT0): New mode attribute.
19896 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19897 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
19898 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
19899 instruction no secondary memory is needed when moving DFmode values
19900 between GPRs and FPRs.
19902 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19904 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
19905 inverted and documentation adjusted.
19906 ("mhard-dfp", "msoft-dfp"): New options.
19907 * config/s390/s390.c (s390_handle_arch_option): New architecture
19909 (override_options): Sanity checks for the new options added.
19910 * config.gcc: New architecture switch: z9-ec.
19911 * config/s390/s390.h (processor_flags): PF_DFP added.
19912 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
19913 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
19914 when the bit is NOT set so remove it from the defaults.
19916 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19918 * genemit.c (main): Print include statement for dfp.h.
19919 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
19922 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19924 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
19926 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
19929 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
19930 instead of PATTERN.
19932 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19934 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
19935 attr_length_call, output_call, output_indirect_call): Cleanup
19936 formatting of targetm calls.
19938 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19940 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
19942 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19944 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
19945 reservation, bypass and anti-bypass descriptions for these
19946 instructions. Update move patterns.
19947 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
19950 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
19952 * tree-vect-transform.c (get_initial_def_for_induction): Replace
19953 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
19954 (get_initial_def_for_reduction): Likewise.
19956 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
19958 Fix PR tree-optimization/29922
19959 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
19960 (get_representative): Removed.
19961 (value_dies_in_block_x): Update for rvuse removal.
19962 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
19963 (compute_antic_aux): Handle when PHI nodes appear in
19964 non-single-successors.
19965 (dump_bitmap_of_names): Removed.
19966 (compute_antic_safe): Renamed and removed rvuse calculation.
19967 Calculate only antic safe.
19968 (insert_into_preds_of_block): Remove assert.
19969 (execute_pre): Update for renamed functions.
19970 (defer_or_phi_translate_block): New function.
19972 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19974 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
19975 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
19977 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
19978 Follow spelling conventions.
19980 * tree-data-ref.h: Remove the prototype for analyze_array.
19982 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
19984 PR tree-optimization/31041
19985 * tree-vect-transform.c (get_initial_def_for_induction): Call
19986 force_gimple_operand.
19988 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
19990 * ipa-type-escape.c (look_for_casts) : Revert code to use
19991 handled_component_p due to ada test a-numaux.adb.
19993 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19995 * final.c (final_scan_insn): Alter the condition of a
19996 conditional trap if we have nonstandard CC.
19998 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20000 * configure.ac: Remove excess quoting from asm line 0 test.
20001 * configure: Rebuilt.
20003 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20005 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20006 * c-common.c (convert_and_check): Move warning logic to...
20007 (warnings_for_convert_and_check): ...here. Define.
20008 * c-common.h (warnings_for_convert_and_check): Declare.
20010 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20012 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20013 (output_call): Likewise.
20015 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20017 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20019 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20021 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20023 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20025 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20026 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20028 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20030 PR tree-optimization/31183
20031 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20032 Use double_int instead of unsigned int for representing access_strides.
20033 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20035 2007-03-16 Richard Guenther <rguenther@suse.de>
20037 PR tree-optimization/31146
20038 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20039 to allow recursion of forward_propagate_addr_expr.
20040 (forward_propagate_addr_into_variable_array_index): Likewise.
20041 (forward_propagate_addr_expr): Likewise.
20042 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20043 (forward_propagate_addr_expr_1): Recurse on simple copies
20044 instead of propagating into them. Do so for useless conversions
20046 (forward_propagate_addr_expr): Clean up unused statements after
20049 2007-03-16 Richard Guenther <rguenther@suse.de>
20051 * builtins.c (expand_builtin_cexpi): Use the right argument
20052 for the expansion via cexp.
20054 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20056 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20057 * configure: Rebuilt.
20059 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20062 * dwarf2out.c (force_type_die): Adjust comment.
20063 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20065 2007-03-15 DJ Delorie <dj@redhat.com>
20067 * config/frv/predicates.md (minmax_operator): Don't check operands
20070 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20072 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20073 Update constant estimates of number of iterations.
20074 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20075 argument renamed to "realistic".
20076 (compute_estimated_nb_iterations): Removed.
20077 (record_niter_bound): New function.
20078 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20079 call record_nonwrapping_iv with upper = false.
20080 (infer_loop_bounds_from_signedness): Pass upper argument to
20081 record_nonwrapping_iv.
20082 (estimate_numbers_of_iterations_loop): Do not call
20083 compute_estimated_nb_iterations. Record estimate based on profile
20084 information. Initialize the constant estimates of number of
20086 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20088 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20089 number of iterations is too small.
20090 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20091 (EST_NOT_AVAILABLE): Removed.
20092 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20093 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20096 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20098 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20099 Handle NE_EXPR guards.
20101 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20104 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20105 Set also -pedantic-errors by default for the preprocessor unless
20106 -fpermissive is given.
20108 2007-03-15 Richard Guenther <rguenther@suse.de>
20110 PR middle-end/29719
20111 PR middle-end/31161
20112 * builtins.c (expand_builtin_cexpi): As a fallback if we
20113 don't have builtins for sincos or cexp create a function
20114 declaration for cexp and expand to a call to that.
20115 (expand_builtin_int_roundingfn): Always fall
20116 back to floor/ceil and its variants even if they may be
20119 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20121 PR middle-end/31159
20122 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20123 jump tables, move the call to delete_dead_jumptables from here...
20124 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20125 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20126 don't allow merging of blocks that try_redirect_by_replacing_jump
20127 also does not handle when not optimizing.
20129 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20130 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20132 * config/i386/i386.md (x86_sahf_1): Correctly handle
20135 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20138 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20139 x86_64_general_operand as operand[2] predicate. Remove "iF"
20140 from operand constraints and use "e" constraint instead.
20141 (*subti3_1, *subti3_1 splitter): Ditto.
20142 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20143 operand[1] predicate.
20145 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20147 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20148 arrays, multiply the access strides by the size of the sub-array.
20149 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20151 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20153 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20154 the configured assembler supports the sahf mnemonic.
20155 * configure: Regenerate.
20156 * config.in: Regenerate.
20158 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20159 emit "sahf" or ".byte\t0x9e" as asm template.
20161 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20164 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20165 option to replace hard coded TARGET_xxx in md file.
20166 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20167 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20168 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20169 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20170 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20171 (X86_TUNE_NOT_VECTORMODE): Ditto.
20172 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20173 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20174 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20175 (TUNE_SLOW_IMUL_IMM8): Ditto.
20176 (TUNE_MOVE_M1_VIA_OR): Ditto.
20177 (TUNE_NOT_UNPAIRABLE): Ditto.
20178 (TUNE_NOT_VECTORMODE): Ditto.
20180 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20183 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20184 tuning options instead of hard coded TARGET_xxx.
20185 (fix ssemode peephole2's): Ditto.
20186 (imul peephole2's): Ditto.
20188 (movdi_or_rex64): Ditto.
20189 (move peephole2): Ditto.
20190 (not peephole2's): Ditto.
20192 2007-03-14 Dirk Mueller <dmueller@suse.de>
20194 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20195 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20196 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20198 * c-parser.c (c_parser_do_statement): Warn about empty body in
20199 do/while statement.
20200 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20201 * doc/invoke.texi (-Wempty-body): Update documentation.
20203 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20206 * c-common.h (warn_for_div_by_zero): Declare.
20207 * c-common.c (warn_for_div_by_zero): Define.
20208 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20211 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20213 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20214 to PREFIX and STANDARD_PREFIX.
20216 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20217 Phil Edwards <phil@codesourcery.com>
20219 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20220 (__gthread_once_t): Remove busy field for RTPs.
20221 (__GTHREAD_ONCE_INIT): Update accordingly.
20223 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20225 * doc/invoke.texi: Document VxWorks options.
20227 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20229 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20231 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20233 PR tree-optimization/30590
20234 * tree-nrv.c (tree_nrv): Check for the partial update of the
20237 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20239 * flags.h (flag_random_seed): Remove declaration, in favor of...
20240 * toplev.h (get_random_seed, set_random_seed): ... these.
20241 * tree.c (get_file_function_name): Use the former.
20242 * opts.c (common_handle_option): Use the latter.
20245 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20247 PR middle-end/31127
20248 * cse.c (cse_find_path): Do not bail out if a basic block that
20249 we already visited now becomes part of a path that starts at a
20250 different basic block. Just disallow this, to make sure we
20251 visit each basic block at most once.
20253 2007-03-13 Jan Hubicka <jh@suse.cz>
20255 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20256 attributes, when profile esitmate is present, calls with very low
20257 frequency are cold.
20259 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20261 PR tree-optimization/30730
20262 PR tree-optimization/26900
20263 * tree-ssa-loop-niter.c: Include gmp.h.
20264 (bounds): New type.
20265 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20266 split_to_var_and_offset, determine_value_range,
20267 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20268 bound_difference, bounds_add, bounds_negate,
20269 number_of_iterations_ne_max, dump_affine_iv): New functions.
20270 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20271 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20272 difference of initial and final value of control iv to validate
20274 (number_of_iterations_cond): Add loop parameter. Determine bounds
20275 on the difference of the extremes of the control iv. Add dumps.
20276 (expand_simple_operations): Handle phi nodes.
20277 (simplify_using_initial_conditions): Do not record used conditions.
20278 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20279 Do not set additional_info.
20280 (implies_nonnegative_p, implies_ge_p): Removed.
20281 (derive_constant_upper_bound): Do not use parameter `additional'.
20282 (record_estimate): Parameter `additional' removed. Parameter
20283 `i_bound' added. Do not call derive_constant_upper_bound.
20284 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20285 bound the number of iterations estimate.
20286 (estimate_numbers_of_iterations_loop): Pass the estimate from
20287 the number of iterations analysis to record_estimate.
20288 * tree.h (multiple_of_p): Declare.
20289 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20290 (scev_const_prop): Do not check expression_expensive_p.
20291 * fold-const.c (multiple_of_p): Exported.
20292 * double-int.c (double_int_mask): Exported.
20293 * double-int.h (double_int_mask): Declare.
20294 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20295 field. Added max field.
20297 2007-03-13 David Taylor <taylor@candd.org>
20300 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20303 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20306 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20307 two unamed patterns.
20309 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20311 * config/i386/i386.opt (mcx16, msahf): New options.
20312 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20313 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20315 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20316 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20317 Output -mcx16 and -msahf options when corresponding bit is set.
20319 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20320 and -msahf options.
20322 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20324 * configure.ac: Test for assembler tolerance to # 0 "".
20325 * configure, config.in: Rebuilt.
20326 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20328 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20330 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20332 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20333 (handle_syscall): Handle direct system calls.
20334 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20336 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20338 * doc/invoke.texi: Fix cpp.info cross-reference.
20339 * doc/passes.texi: Fix gcc.info cross-reference.
20341 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20343 PR tree-optimization/30835
20344 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20345 bb_for_stmt is not NULL before accessing it.
20347 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20349 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20352 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20355 * doc/install.texi: Document --enable-stage1-languages
20357 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20359 * tree-pass.h (pass_into_cfg_layout_mode,
20360 pass_outof_cfg_layout_mode): Declare.
20361 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20362 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20363 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20364 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20366 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20368 * c-decl.c (warn_variable_length_array): New function.
20369 Refactored from grokdeclarator to handle warn_vla
20370 and handle unnamed array case.
20371 (grokdeclarator): Refactored VLA warning case.
20372 * c.opt (Wvla): New flag.
20373 * doc/invoke.texi (Wvla): New warning.
20375 2007-03-12 Richard Henderson <rth@redhat.com>
20377 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20378 (TARGET_SECTION_TYPE_FLAGS): New.
20380 2007-03-12 Richard Henderson <rth@redhat.com>
20382 * config/darwin.c (machopic_reloc_rw_mask): New.
20383 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20384 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20386 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20388 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20389 * cppdefault.h (cpp_PREFIX): Document.
20390 (cpp_PREFIX_len): Likewise.
20391 (cpp_EXEC_PREFIX): New variable.
20392 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20393 * c-incpath.c (add_standard_paths): Correct logic for relocating
20394 paths within prefix.
20396 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20398 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20399 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20401 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20402 fix_truncdfdi_sse using SSEMODEF mode macro.
20403 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20404 fix_truncdfsi_sse using SSEMODEF mode macro.
20405 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20406 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20408 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20410 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20411 elfos.h to tm_file.
20413 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20415 * tree.h : Add multiple_of_p declaration.
20416 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20417 * ipa-type-escape.c (results_of_malloc): Redundant.
20418 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20419 (cast_type): Extended with new members.
20420 (check_cast): Returns cast_type.
20421 (cast): New structure for data of walk_use_def_chains.
20422 (is_malloc_result, is_cast_from_non_pointer_1,
20423 is_cast_from_non_pointer,
20424 is_array_access_through_pointer_and_index): New functions.
20425 (look_for_casts): Returns cast types.
20426 (check_call): Returns void.
20427 (okay_pointer_operation): Use support of pointer plus index,
20428 pointer plus constant and allow all multiplications.
20430 2007-03-11 Richard Guenther <rguenther@suse.de>
20432 PR tree-optimization/31115
20433 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20434 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20435 A shift count of zero is not special as with *_DIV_EXPR.
20436 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20439 2007-03-11 Ian Lance Taylor <iant@google.com>
20441 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20442 the *_DIV_EXPR codes correctly with overflow infinities.
20444 2007-03-11 Ira Rosen <irar@il.ibm.com>
20446 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20447 indicate success/failure of the analysis. Add negation to subtrahend
20448 in case of subtraction. Fail if both operands contain constants.
20449 (create_data_ref): Fail if analyze_offset fails.
20451 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20453 * config/i386/i386.md (frndintxf2): Rename to ...
20454 (rintxf2): ... this. Remove expander having same name.
20455 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20456 (roundsf2, rounddf2): Ditto.
20457 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20458 (lround<mode>di2, lround<mode>si2): Ditto.
20460 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20462 * lower-subreg.c: Include except.h.
20463 (decompose_multiword_subregs): Verify that the only control flow
20464 insns we can split are loads to multi-words pseudos.
20465 Handle breaking such blocks after splitting, instead of calling
20466 find_many_sub_basic_blocks.
20468 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20469 on the new basic block. Add a lengthy comment explaining why we
20470 thought this was necessary.
20471 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20473 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20476 * tree.c (walk_type_fields): Recurse into the element type of
20477 ARRAY_TYPEs if there is a pointer set.
20479 2007-03-10 Dirk Mueller <dmueller@suse.de>
20481 * c-common.c (warn_logical_operator): Fix condition.
20483 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20485 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20487 * config/darwin.c (machopic_select_section): Remove superfluous
20488 argument in call to categorize_decl_for_section. Remove unused
20491 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20493 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20495 * configure: Regenerate.
20497 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20500 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20501 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20502 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20503 Add LABEL_NUSES to emitted label.
20504 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20505 branch probability value to emitted jump insn.
20506 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20507 Do not check life information and do not re-arrange input operands
20508 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20510 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20512 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20513 the change of decode_asm_operands.
20515 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20517 * mode-switching.c (create_pre_exit): Skip blockage insn.
20519 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20521 * tree-pass.h (TODO_update_smt_usage): Remove.
20523 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20527 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20529 * pa.c (attr_length_call): Revise condition for long
20530 pc-relative branch.
20531 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20532 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20533 sequence on SOM target.
20535 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20537 * gcc.c: Document %{, in big comment at top.
20538 (input_suffix_matches): Remove special handling for .s and
20540 (input_spec_matches): New.
20541 (handle_braces): Handle %{,.
20542 (validate_switches): ',' indicates a value which is not a switch.
20543 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20544 to detect assembler input.
20545 * config/i386/sol2.h (CPP_SPEC): Likewise.
20546 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20547 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20548 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20549 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20550 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20551 -m64 causes deployment target to default to 10.5.
20552 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20554 2007-03-09 Richard Henderson <rth@redhat.com>
20557 * target.h (targetm.asm.out.reloc_rw_mask): New.
20558 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20559 (TARGET_ASM_OUT): Use it.
20560 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20561 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20562 use the new reloc_rw_mask target hook instead.
20563 (default_section_type_flags_1): Merge into...
20564 (default_section_type_flags): ... here.
20565 (decl_readonly_section_1): Merge into...
20566 (decl_readonly_section): ... here.
20567 (default_elf_select_section_1): Merge into...
20568 (default_elf_select_section): ... here.
20569 (default_unique_section_1): Merge into...
20570 (default_unique_section): ... here.
20571 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20572 (default_select_rtx_section): Use it.
20573 (default_elf_select_rtx_section): Likewise.
20574 * output.h: Update to match.
20575 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20576 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20577 (TARGET_ASM_RELOC_RW_MASK): New.
20578 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20579 to categorize_decl_for_section.
20580 (x86_64_elf_unique_section): Likewise.
20581 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20582 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20583 (TARGET_ASM_RELOC_RW_MASK): New.
20584 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20585 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20586 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20587 (TARGET_RWRELOC): Remove.
20588 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20589 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20590 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20591 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20592 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20593 (rs6000_xcoff_select_section): Use decl_readonly_section.
20594 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20595 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20596 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20597 (TARGET_SECTION_TYPE_FLAGS): Remove.
20598 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20600 2007-03-09 Roger Sayle <roger@eyesopen.com>
20602 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20603 complex constant equality/inequality comparisons for here.
20604 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20605 known at compile-time or can be simplified to a scalar comparison.
20606 (fold_relational_const): Move compile-time evaluation of complex
20607 constant equality/inequality comparisons to here.
20609 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20611 PR rtl-optimization/30643
20612 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20614 (fold_rtx): Recurse, like before 2006-11-03.
20616 2007-03-09 DJ Delorie <dj@redhat.com>
20618 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20621 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20623 PR tree-optimization/30375
20624 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20625 LHS of statements is not the same.
20626 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20628 2007-03-09 Chao-ying Fu <fu@mips.com>
20630 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20632 * doc/invoke.texi (-mdspr2): Document new option.
20633 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20634 New unspec for DSP REV 2.
20635 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20636 these instructions are extended in DSP REV 2.
20637 (mips-dspr2.md): Include.
20638 * config/mips/mips.opt (mdspr2): New option.
20639 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20640 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20641 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20642 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20643 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20644 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20645 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20647 (bdesc_map): Add one field of unsupported_target_flags.
20648 (bdesc_arrays): Update entries to have extra fields. Add
20650 (mips_init_builtins): Initialize new function types.
20651 Check unsupported_target_fileds to filter out builtins.
20652 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20654 (ASM_SPEC): Pass mdspr2 to the assembler.
20655 * config/mips/mips-dspr2.md: New file.
20657 2007-03-09 Sa Liu <saliu@de.ibm.com>
20659 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20661 2007-03-09 Ian Lance Taylor <iant@google.com>
20663 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20664 argument) like -Wstrict-overflow=2.
20665 * doc/invoke.texi (Warning Options): Update documentation.
20667 2007-03-09 Dirk Mueller <dmueller@suse.de>
20670 * doc/invoke.texi (-Wlogical-op): Document.
20671 * common.opt (-Wlogical-op): New.
20672 * c-common.h (warn_logical_operator): Declare.
20673 * c-common.c (warn_logical_operator): Define.
20674 * c-typeck.c (parser_build_binary_op): Call
20675 warn_logical_operator.
20677 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20679 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20680 * final.c (final_scan_insn): Test for non-"" file name.
20682 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20684 * doc/loop.texi: Document the Omega linear constraints solver.
20685 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20686 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20687 omega-hash-table-size, omega-max-keys, and
20688 omega-eliminate-redundant-constraints.
20689 * tree-pass.h (pass_check_data_deps): Declared.
20692 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
20693 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
20694 pass_check_data_deps): New.
20695 * tree-data-ref.c (init_data_ref): Remove declaration.
20696 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
20697 (analyze_array): Renamed init_array_ref, move up initializations.
20698 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
20699 Removed arguments that are set to NULL.
20700 (analyze_indirect_ref): Correct indentation, correct call to
20702 (object_analysis): Call init_array_ref instead of analyze_array.
20703 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
20704 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
20705 of DR_ACCESS_FNS_ADDR.
20706 (init_omega_eq_with_af, omega_extract_distance_vectors,
20707 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
20708 ddr_consistent_p): New.
20709 (compute_affine_dependence): Check consistency of ddrs when
20710 flag_check_data_deps is passed.
20711 (analyze_all_data_dependences): Uncomment.
20712 (tree_check_data_deps): New.
20713 * tree-data-ref.h: Include omega.h.
20714 (DR_ACCESS_FNS_ADDR): Removed.
20715 (data_dependence_relation): Add inner_loop.
20716 (DDR_INNER_LOOP): New.
20717 * common.opt (fcheck-data-deps): New.
20718 * tree-flow.h (tree_check_data_deps): Declare.
20719 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
20720 (OBJS-common): Depend on omega.o.
20722 * passes.c (pass_check_data_deps): Scheduled.
20723 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
20724 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
20725 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
20726 PARAM_VECT_MAX_VERSION_CHECKS,
20727 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
20729 2007-03-09 Richard Guenther <rguenther@suse.de>
20731 PR tree-optimization/30904
20732 PR middle-end/31058
20733 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
20734 the same way as *_DIV_EXPR.
20736 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20738 * recog.c (decode_asm_operands): No mixed declarations and code.
20740 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20742 * rtl.def (ASM_INPUT): Add location.
20743 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
20744 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
20745 (decode_asm_operands): Add loc operand.
20746 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
20747 * stmt.c (expand_asm): Rename to...
20748 (expand_asm_loc): ... this. Add locus argument. Pass it on to
20749 gen_rtx_ASM_INPUT_loc.
20750 (expand_asm_expr): Adjust.
20751 * recog.c (decode_asm_operands): Add loc operand.
20752 (check_asm_operands, extract_insn): Adjust.
20753 * reload1.c (maybe_fix_stack_asms): Likewise.
20754 * final.c (asm_insn_count): Likewise.
20755 (final_scan_insn): Output # line before and after asm.
20757 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
20759 * tree-ssa-structalias.c (variable_info): Remove
20761 (new_var_info): Ditto.
20762 (shared_bitmap_info_t): New structure.
20763 (shared_bitmap_table): New variable.
20764 (shared_bitmap_hash): New function.
20765 (shared_bitmap_eq): Ditto
20766 (shared_bitmap_lookup): Ditto.
20767 (shared_bitmap_add): Ditto.
20768 (merge_smts_into): Change to take bitmap directly.
20769 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
20770 (init_alias_vars): Init shared bitmap hashtable.
20771 (delete_points_to_sets): Delete shared bitmap hashtable.
20772 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
20773 is_aliased removal as a change that was still necessary was
20776 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
20778 * config/i386/i386.h (override_options): Conditionally disable
20779 x86_sahf for 64bit targets only.
20781 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20784 * c-decl.c (merge_decls): Don't call make_var_volatile.
20785 * varasm.c (make_var_volatile): Remove.
20786 * output.h (make_var_volatile): Remove.
20788 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
20790 PR tree-optimization/31085
20791 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
20793 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20795 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
20796 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
20797 ATTR_CONST_NOTHROW_LIST.
20799 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20802 2007-03-08 Diego Novillo <dnovillo@redhat.com>
20804 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
20806 2007-03-08 Geoffrey Keating <geoffk@apple.com>
20809 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
20811 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
20812 passed, use shared libgcc.
20814 2007-03-08 Roger Sayle <roger@eyesopen.com>
20816 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
20817 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20818 (honor_protect_cleanup_actions, lower_try_finally_switch):
20820 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
20821 ifc_temp_var): Likewise.
20822 * tree-inline.c (setup_one_parameter): Likewise.
20823 * tree-mudflap.c (mf_decl_cache_locals,
20824 mf_build_check_statement_for): Likewise.
20825 * tree-nested.c (init_tmp_var, save_tmp_var,
20826 finalize_nesting_tree_1): Likewise.
20827 * tree-outof-ssa.c (insert_copy_on_edge,
20828 insert_backedge_copies): Likewise.
20829 * tree-profile.c (tree_gen_edge_profiler,
20830 tree_gen_ic_profiler): Likewise.
20831 * tree-scalar-evolution.c (scev_const_prop): Likewise.
20832 * tree-sra.c (sra_build_assignment): Likewise.
20833 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
20834 * tree-ssa-math-opts.c (insert_reciprocals,
20835 execute_cse_sincos_1): Likewise.
20836 * tree-tailcall.c (adjust_accumulator_values,
20837 adjust_return_value): Likewise.
20838 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
20839 * tree-vect-transform.c (vect_create_data_ref_ptr,
20840 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
20841 vect_create_epilog_for_reduction, vectorizable_reduction,
20842 vectorizable_call, vectorizable_conversion,
20843 vectorizable_assignment, vectorizable_operation,
20844 vectorizable_type_demotion, vect_gen_widened_results_half,
20845 vect_permute_store_chain, vectorizable_store,
20846 vect_setup_realignment, vect_permute_load_chain,
20847 vectorizable_load, vectorizable_condition,
20848 vect_create_cond_for_align_checks): Likewise.
20849 * tree-vrp.c (build_assert_expr_for): Likewise.
20851 2007-03-08 Ian Lance Taylor <iant@google.com>
20853 * tree-vrp.c: Include "intl.h".
20854 (usable_range_p): New static function.
20855 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
20856 overflowed values, juts set *strict_overflow_p.
20857 (compare_values): Only return -2 if one of the operands is not a
20859 (compare_ranges): Call usable_range_p.
20860 (compare_range_with_value): Likewise.
20861 (vrp_evaluate_conditional_warnv): Rename from
20862 vrp_evaluate_conditional. Make static. Change all callers.
20863 (vrp_evaluate_conditional): New function.
20864 (simplify_div_or_mod_using_ranges): Issue warning about reliance
20865 on signed overflow.
20866 (simplify_abs_using_ranges): Likewise.
20867 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
20868 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
20869 within_stmt parameter.
20870 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20871 vrp_evaluate_conditional.
20872 * tree-ssa-threadedge.c
20873 (record_temporary_equivalences_from_stmts_at_dest): Change
20874 simplify parameter to take a second tree parameter.
20875 (simplify_control_stmt_condition): Likewise.
20876 (thread_across_edge): Likewise.
20877 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
20878 (thread_across_edge): Likewise.
20879 * Makefile.in (tree-vrp.o): Depend upon intl.h.
20881 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
20883 * config/i386/i386.h (TARGET_SAHF): New define.
20884 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
20885 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
20886 (x86_sahf): New global variable.
20887 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
20888 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
20889 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
20890 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
20892 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
20893 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
20894 when expanding fcomi/sahf based tests.
20895 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
20896 expanding sahf based alternative. Emit sahf based sequence when
20897 optimizing for code size.
20898 * config/i386/i386.md (x86_sahf_1): Do not disable for
20899 TARGET_64BIT, enable for TARGET_SAHF.
20901 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
20903 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
20904 spurious whitespace from error message.
20906 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
20909 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
20911 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
20913 * c-decl.c (grokdeclarator): Disable warnings for anonymous
20915 * tree-sra.c (instantiate_element): Propagate disabled warnings
20916 from the element itself to the created variable.
20918 2007-03-07 Richard Henderson <rth@redhat.com>
20921 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
20922 silently fix up the stack in the case of a missing register.
20924 2007-03-07 Paul Brook <paul@codesourcery.com>
20926 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
20928 2007-03-07 Joseph Myers <joseph@codesourcery.com>
20930 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
20932 (phase1_vrs): Use them.
20933 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
20934 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
20935 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
20936 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
20937 __gnu_Unwind_Restore_WMMXC if required.
20938 (_Unwind_VRS_Pop): Implement iWMMXt support.
20939 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
20940 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
20941 gnu_Unwind_Save_WMMXC): Define.
20943 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20945 * config/vxworks.h (vxworks_override_options): Declare.
20946 (VXWORKS_OVERRIDE_OPTIONS): Use it.
20947 * config/vxworks.c: Include target.h and toplev.h.
20948 (vxworks_override_options): New function.
20949 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
20951 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
20953 * config/s390/s390.c (override_options): Don't emit an error when
20954 -mstack-size is used without providing -mstack-guard.
20955 (s390_emit_prologue): Choose stack_guard value automatically if not
20956 provided via command line.
20957 * doc/invoke.texi: Adjust description of -mstack-guard and
20960 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20962 * config/i386/i386.c (output_set_got): Add a GOT initialization
20963 sequence for VxWorks PIC.
20964 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
20965 around labels as well as symbols. Use gotoff_operand instead
20966 of local_symbolic_operand.
20967 (legitimize_pic_address): Use gotoff_operand instead of
20968 local_symbolic_operand. Use @GOT accesses for labels as
20970 (ix86_output_addr_diff_elt): Use PC-relative rather than
20971 GP-relative offsets for VxWorks PIC.
20972 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
20973 no_new_pseudos. Check whether the returned register is op0.
20974 * config/i386/i386.md (tablejump): Use PC-relative rather than
20975 GP-relative offsets for VxWorks PIC.
20976 * config/i386/predicates.md (gotoff_operand): New predicate.
20978 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20980 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
20982 * config/vxworks-dummy.h: New file.
20983 * config/i386/i386.h: Include it.
20985 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
20987 * dwarf2out.c (is_inlined_entry_point): New
20988 (add_high_low_attributes): Emit DW_AT_entry_pc along with
20989 DW_AT_ranges if the first subblock is the entry point.
20991 2007-03-06 David Daney <ddaney@avtrex.com>
20993 * doc/install.texi (mips-*-*): Change recommended binutils
20996 2007-03-06 Anatoly Sokolov <aesok@post.ru>
20998 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
20999 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21001 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21002 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21004 2007-03-06 Jan Hubicka <jh@suse.cz>
21006 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21007 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21009 (probably_cold_bb_p): Cold functions are cold.
21010 (probably_never_executed_bb_p): Cold functions are cold.
21011 (tree_bb_level_predictions): Predict calls to cold functions as not
21013 (compute_function_frequency): Check hot/cold attributes.
21014 * function.h (function_frequency): Update comments.
21015 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21016 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21017 (c_common_att): Add cold and hot.
21019 * doc/extend.texi (hot,cold attributes): Document.
21021 2007-03-06 Andrew Haley <aph@redhat.com>
21023 * function.c (expand_function_end): Move blockage to just after we
21024 emit the label for the naked return from the function.
21026 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21028 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21031 2007-03-06 Jan Hubicka <jh@suse.cz>
21033 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21034 loaded for constant large models. Non-large 64bit PIC can do.
21035 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21036 * cmodel.h: Add LARGE PIC.
21037 * i386.md (UNSPEC_PLTOFF): New.
21038 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21040 (*call_1_rex64): Disable for large models.
21041 (*call_1_rex64_large): New.
21042 (*call_value_1_rex64): Disable for large models.
21043 (*call_value_1_rex64_large): New.
21044 (set_rip_rex4): New.
21045 (set_got_offset_rex64): New.
21046 * predicates.md (constant_call_address_operand): For large model
21047 constant calls are not possible.
21048 * i386-protos.h (construct_plt_address): Declare.
21049 * i386.c (override_options): Accept large models.
21050 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21051 (legitimate_constant_p): Add new UNSPECs.
21052 (legitimate_pic_operand_p): Likewise.
21053 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21054 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21056 (output_pic_addr_const): Add PLTOFF.
21057 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21058 (ix86_expand_move): Legitimize pic address when in PIC mode.
21059 (construct_plt_address): New function.
21060 (ix86_expand_call): Offload the address to register and use GOT
21061 pointer for large model.
21062 * invoke.texi (mcmodel=large): Update documentation.
21064 2007-03-06 Richard Henderson <rth@redhat.com>
21066 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21067 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21068 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21069 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21070 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21071 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21072 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21073 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21074 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21075 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21076 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21077 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21078 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21079 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21080 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21081 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21082 x86_schedule, x86_use_bt, x86_pad_returns,
21083 x86_use_xchgb): Merge into ...
21084 (ix86_tune_features): ... here. New array.
21085 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21086 x86_bswap): Merge into ...
21087 (ix86_arch_features): ... here. New array.
21088 (x86_3dnow_a): Remove.
21089 (x86_accumulate_outgoing_args): Make static.
21090 (x86_arch_always_fancy_math_387): Make static.
21091 (ix86_tune_mask, ix86_arch_mask): Move ...
21092 (override_options): ... to local variables here. Apply the
21093 appropriate mask to each element of ix86_arch_features and
21094 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21095 as were done in the old macros.
21096 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21097 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21098 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21099 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21100 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21101 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21102 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21103 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21104 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21105 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21106 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21107 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21108 x86_accumulate_outgoing_args, x86_prologue_using_move,
21109 x86_epilogue_using_move, x86_decompose_lea,
21110 x86_arch_always_fancy_math_387, x86_shift1,
21111 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21112 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21113 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21114 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21115 x86_use_incdec, x86_pad_returns, x86_bswap,
21116 x86_partial_flag_reg_stall): Remove.
21117 (enum ix86_tune_indices): New.
21118 (ix86_tune_features): New.
21119 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21120 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21121 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21122 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21123 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21124 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21125 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21126 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21127 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21128 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21129 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21130 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21131 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21132 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21133 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21134 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21135 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21136 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21137 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21138 TARGET_EXT_80387_CONSTANTS): Use it.
21139 (enum ix86_arch_indices): New.
21140 (ix86_arch_features): New.
21141 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21142 TARGET_BSWAP): Use it.
21143 (ix86_tune_mask, ix86_arch_mask): Remove.
21145 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21148 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21149 Define using $${sysroot_headers_suffix}.
21150 * configure: Regenerate.
21151 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21152 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21154 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21155 * gcc.c (print_sysroot_headers_suffix): New.
21156 (option_map): Include --print-sysroot-headers-suffix.
21157 (display_help): Mention -print-sysroot-headers-suffix.
21158 (process_command): Handle -print-sysroot-headers-suffix.
21159 (do_spec_1): Append multilib directory to include-fixed path if
21160 sysroot suffixes in use.
21161 (main): Handle -print-sysroot-headers-suffix.
21162 * Makefile.in (start.encap): Don't depend on xlimits.h
21163 (xlimits.h): Remove.
21164 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21165 limits.h for each multilib in fixinc_list.
21166 (fixinc_list, s-fixinc_list): New.
21167 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21168 generate them for each multilib in fixinc_list.
21169 (stmp-fixproto): Use include-fixed. Run fixproto for each
21170 multilib in fixinc_list.
21171 (mostlyclean): Don't remove xlimits.h.
21172 (clean): Remove include-fixed.
21173 (real-install-headers-tar, real-install-headers-cpio,
21174 real-install-headers-cp): Don't copy include, only include-fixed.
21175 (install-mkheaders): Depend on fixinc_list. Don't depend on
21176 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21177 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21178 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21180 2007-03-06 Jan Hubicka <jh@suse.cz>
21182 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21185 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21187 * configure.ac: Allow tm_file to contain build-directory files.
21188 * configure: Regenerate.
21189 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21190 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21191 * config/m68k/print-sysroot-suffix.sh: New file.
21193 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21195 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21196 of pic_offset_table_rtx if reload_completed.
21197 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21198 PIC_OFFSET_TABLE_REGNUM.
21199 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21201 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21202 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21204 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21206 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21207 functions that call eh_return.
21209 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21211 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21212 functions that need a constant pool.
21214 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21217 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21218 (m68k_preferred_reload_class): Likewise.
21219 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21220 (SECONDARY_RELOAD_CLASS): Define.
21221 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21222 (LIMIT_RELOAD_CLASS): Delete.
21223 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21224 registers from storing bytes.
21225 (m68k_secondary_reload_class): New function.
21226 (m68k_preferred_reload_class): Likewise.
21228 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21230 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21232 (m68k_expand_prologue): Likewise.
21234 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21236 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21237 (mips_expand_epilogue): Add a bool parameter.
21238 (m68k_legitimize_sibcall_address): Declare.
21239 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21240 (m68k_expand_epilogue): Add a parameter to select between sibling
21241 and normal epilogues. Only generate a return for the latter.
21242 (m68k_ok_for_sibcall_p): New function.
21243 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21244 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21245 (sibcall_value, *sibcall_value): Likewise.
21246 (*call, *call_value): Require !SIBLING_CALL_P.
21247 (epilogue): Update call to m68k_expand_epilogue.
21248 (sibcall_epilogue): New pattern.
21249 * config/m68k/predicates.md (const_call_operand): Say that this
21250 predicate applies to sibling calls too.
21251 (sibcall_operand): New predicate.
21253 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21255 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21256 alternatives as movsi_cf.
21257 (movsf_cf_hard): Add commentary.
21259 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21260 Richard Sandiford <richard@codesourcery.com>
21262 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21263 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21264 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21265 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21266 as being live on exit from an interrupt function.
21267 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21268 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21269 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21270 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21271 (m68k_interrupt_function_p): Globalize.
21272 (m68k_compute_frame_layout): Remove reverse mask code.
21273 (m68k_emit_movem, m68k_set_frame_related): New functions.
21274 (m68k_output_function_prologue): Delete in favor of...
21275 (m68k_expand_prologue): ...this new function.
21276 (m68k_output_function_epilogue): Delete in favor of...
21277 (m68k_expand_epilogue): ...this new function.
21278 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21280 (print_operand): Handle %?.
21281 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21282 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21283 (prologue, epilogue): New patterns.
21284 (return): Turn into a define_expand.
21285 (*return): New pattern, derived from old "return" pattern. Use rte
21286 rather than rts for interrupt functions. Only use rtd if the pop
21288 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21289 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21290 (link, *link, unlink, *unlink, load_got): Likewise.
21292 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21296 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21297 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21298 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21299 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21300 and m68k_matches_u_p.
21301 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21302 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21303 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21304 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21305 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21306 (REG_STRICT_P): New macro.
21307 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21308 PCREL_GENERAL_OPERAND_OK.
21309 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21310 m68k_legitimate_base_reg_p.
21311 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21312 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21313 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21314 * config/m68k/m68k.c (m68k_address): New structure.
21315 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21316 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21317 (m68k_jump_table_ref_p, m68k_decompose_address)
21318 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21319 (m68k_matches_u_p): New functions.
21320 (print_operand_address): Rewrite to use m68k_decompose_index.
21322 2007-03-05 David Taylor <dtaylor@emc.com>
21324 * gcc.c: Correct copyright date in --version output.
21326 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21328 * pa.md: In unamed move patterns, disparge copies between general
21329 and floating point registers using '?' modifier. Don't include 'f'
21330 constraint for register preferences in DImode, SImode, HImode and
21331 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21332 Remove constraints for copies between general and floating registers
21333 in soft-float DFmode pattern.
21334 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21338 2007-03-05 Mike Stump <mrs@apple.com>
21340 * c-common.c (targetcm): Add.
21341 * c-opts.c (c_common_handle_option): Handle language specific
21343 * opts.c (handle_option): Verify language for target options, if
21345 * opth-gen.awk: Add CL_LANG_ALL.
21346 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21347 (TARGETCM_INITIALIZER): Add.
21348 * target.h (struct gcc_targetcm): Add.
21350 * targhooks.c (default_handle_c_option): Add.
21351 * targhooks.h (default_handle_c_option): Add.
21352 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21354 * config/darwin.opt (iframework): Add.
21355 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21356 * config/darwin-c.c (handle_c_option): Add.
21357 (TARGET_HANDLE_C_OPTION): Add.
21359 * doc/invoke.texi (Darwin Options): Add -iframework.
21361 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21363 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21366 2007-03-05 Ian Lance Taylor <iant@google.com>
21368 * c.opt (fgnu89-inline): New option.
21369 * c-opts.c (c_common_post_options): Set default value for
21371 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21372 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21374 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21375 (grokdeclarator, start_function): Likewise.
21376 * c-cppbuiltin.c (c_cpp_builtins): Define either
21377 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21378 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21379 (C Dialect Options): Document -fgnu89-inline.
21380 * doc/extend.texi (Function Attributes): Explain what the
21381 gnu_inline attribute does.
21382 * doc/cpp.texi (Common Predefined Macros): Document
21383 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21385 2007-03-05 Ian Lance Taylor <iant@google.com>
21387 PR tree-optimization/31034
21388 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21389 half-range if the other side is an overflow infinity.
21391 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21393 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21394 (bfin*-linux-uclibc*): New configuration.
21395 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21397 * config/bfin/linux.h: New file.
21398 * config/bfin/libgcc-bfin.ver: New file.
21399 * config/bfin/t-bfin-uclinux: New file.
21400 * config/bfin/t-bfin-linux: New file.
21401 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21402 (TARGET_OS_CPP_BUILTINS): New macro.
21404 2007-03-05 Richard Guenther <rguenther@suse.de>
21406 * fold-const.c (fold_binary): Remove duplicate folding
21407 of comparison of non-null ADDR_EXPR against null.
21409 2007-03-05 Richard Guenther <rguenther@suse.de>
21410 Dorit Nuzman <dorit@il.ibm.com>
21412 PR tree-optimization/26420
21413 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21414 are no loops in the function. Only print the number of
21415 vectorized loops if it is greater than zero or we are supposed
21416 to print information about unvectorized loops.
21418 2007-03-05 Revital Eres <eres@il.ibm.com>
21420 * gcc.dg/var-expand1.c: New test.
21421 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21422 when an accumulator is expanded.
21424 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21427 * c-common.c (convert_and_check): Don't give warnings for
21428 conversion if 'expr' already overflowed.
21430 2007-03-04 Roger Sayle <roger@eyesopen.com>
21432 PR middle-end/30744
21433 * fold-const.c (fold_comparison): Enforce type consistency when
21434 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21436 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21438 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21439 containing a cast to the base of TARGET_MEM_REF.
21441 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21443 * tree.c (tree_contains_struct_check_failed): Remove spurious
21444 whitespace from error message.
21446 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21449 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21450 instead of precision.
21452 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21453 Nathan Sidwell <nathan@codesourcery.com>
21455 * emit-rtl.c (find_auto_inc): New.
21456 (try_split): recreate REG_INC notes,
21457 Use regular for loops rather than whiles.
21459 2007-03-03 Andreas Schwab <schwab@suse.de>
21461 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21462 * configure: Regenerate.
21464 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21466 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21467 flag_rounding_math, not flag_unsafe_math_optimizations.
21469 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21471 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21472 alpha_fold_vector_minmax): Likewise.
21473 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21474 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21476 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21478 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21479 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21480 if the lhs has side-effects.
21481 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21483 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21485 * config/i386/i386.h (TUNEMASK): Remove define.
21486 (ARCHMASK): Remove define.
21487 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21488 Use ix86_arch_mask variable instead of ARCHMASK.
21489 * config/i386/i386.c (override_options): Ditto.
21490 (standard_80387_constant_p): Ditto.
21492 2007-03-02 Ian Lance Taylor <iant@google.com>
21494 Used signed infinities in VRP.
21495 * tree-vrp.c (uses_overflow_infinity): New static function.
21496 (supports_overflow_infinity): New static function.
21497 (make_overflow_infinity): New static function.
21498 (negative_overflow_infinity): New static function.
21499 (positive_overflow_infinity): New static function.
21500 (is_negative_overflow_infinity): New static function.
21501 (is_positive_overflow_infinity): New static function.
21502 (is_overflow_infinity): New static function.
21503 (overflow_infinity_range_p): New static function.
21504 (compare_values_warnv): New function split out of compare_values.
21505 (compare_value): Call it.
21506 (set_value_range_to_nonnegative): Add overflow_infinity
21507 parameter. Change caller.
21508 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21510 (vrp_expr_computes_nonzero): Likewise.
21511 (compare_ranges, compare_range_with_value): Likewise.
21512 (compare_name_with_value, compare_names): Likewise.
21513 (vrp_evaluate_conditional): Likewise.
21514 (set_value_range): Handle infinity
21515 (vrp_operand_equal_p, operand_less_p): Likewise.
21516 (extract_range_from_assert): Likewise.
21517 (vrp_int_const_binop): Likewise.
21518 (extract_range_from_binary_expr): Likewise.
21519 (extract_range_from_unary_expr): Likewise.
21520 (extract_range_from_comparison): Likewise.
21521 (extract_range_from_expr): Likewise.
21522 (dump_value_range): Likewise.
21523 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21524 (test_for_singularity): Likewise.
21525 (vrp_int_const_binop): Remove inline qualifier.
21526 (adjust_range_with_scev): Add comment.
21527 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21529 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21531 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21532 (get_constraint_for): Likewise.
21533 (do_structure_copy): Likewise.
21534 (find_func_aliases): Fix references to MODIFY_EXPR.
21535 (intra_create_variable_infos): Tidy.
21536 * tree-ssa-operands.c (add_virtual_operand): Add argument
21538 When adding members of alias sets, if IS_CALL_SITE is true and
21539 the symbol is not call-clobbered, skip it.
21540 Adjust all callers.
21542 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21544 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21545 entry by means of emit_insn_at_entry.
21547 2007-03-02 Richard Henderson <rth@redhat.com>
21549 * expr.h (promoted_input_arg): Remove decl.
21550 * function.c (promoted_input_arg): Merge into ...
21551 * combine.c (setup_incoming_promotions): ... only caller.
21552 Rearrange to avoid double loop.
21554 2007-03-02 Ben Elliston <bje@au.ibm.com>
21555 Peter Bergner <bergner@vnet.ibm.com>
21556 Janis Johnson <janis187@us.ibm.com>
21558 * config/rs6000/dfp.md: New file.
21559 * config/rs6000/rs6000.md: Include dfp.md.
21560 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21561 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21562 and TDmode decimal float modes in FP registers.
21563 (num_insns_constant): Likewise.
21564 (rs6000_legitimate_offset_address_p): Likewise.
21565 (rs6000_legitimize_address): Likewise.
21566 (rs6000_legitimize_reload_address): Likewise.
21567 (rs6000_legitimate_address): Likewise.
21568 (rs6000_emit_move): Likewise.
21569 (function_arg_boundary): Likewise.
21570 (function_arg_advance): Likewise.
21571 (rs6000_darwin64_record_arg_recurse): Likewise.
21572 (function_arg): Likewise.
21573 (rs6000_gimplify_va_arg): Likewise.
21574 (rs6000_split_multireg_move): Likewise.
21575 (rs6000_output_function_epilogue): Likewise.
21576 (rs6000_output_function_epilogue): Likewise.
21577 (rs6000_register_move_cost): Likewise.
21578 (rs6000_function_value): Likewise.
21579 (rs6000_libcall_value): Likewise.
21581 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21583 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21585 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21587 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21588 Use $MULTIDIR to choose between the kernel and RTP headers,
21589 and use $WIND_BASE and $WIND_USR to locate them.
21591 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21593 * config/i386/i386.c (override_options): Put initialization of
21594 ix86_tune_mask and ix86_arch_mask to the correct place.
21596 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21597 Michael Meissner <michael.meissner@amd.com>
21600 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21601 (ARCHMASK): Define.
21602 (TARGET_CMOVE): Use ARCHMASK.
21603 (TARGET_CMPXCHG): Ditto.
21604 (TARGET_CMPXCHG8B): Ditto.
21605 (TARGET_XADD): Ditto.
21606 (TARGET_BSWAP): Ditto.
21607 * config/i386/i386.c (ix86_tune_mask): New global variable.
21608 (ix86_arch_mask): Ditto.
21609 (override_options): Initialize ix86_tune_mask and
21610 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21613 2007-03-02 Ben Elliston <bje@au.ibm.com>
21616 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21618 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21620 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21621 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21622 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21623 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21625 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21626 rs6000_init_dwarf_reg_sizes_extra): New.
21627 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21628 SPE register high parts.
21630 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21632 * Makefile.in: Add install-pdf target as
21633 copied from automake v1.10 rules.
21634 * configure.ac: Add install-pdf to target list.
21635 * configure: Regenerate.
21637 2007-03-01 Paul Brook <paul@codesourcery.com>
21639 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21640 modes to LDRD for DImode.
21641 (output_move_double): Fixup out of range ldrd/strd.
21642 (vfp_secondary_reload_class): Rename...
21643 (coproc_secondary_reload_class): ... to this. Add wb argument.
21644 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21645 coproc_secondary_reload_class for CLASS_IWMMXT.
21646 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21647 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21649 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21651 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21652 unroll factor by the estimated number of iterations.
21653 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21654 than prefetch latency.
21656 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21657 decode_caches_intel, detect_caches_intel): New functions.
21658 (host_detect_local_cpu): Use detect_caches_amd and
21659 detect_caches_intel.
21661 2007-03-01 Richard Henderson <rth@redhat.com>
21663 * expr.c (emit_move_complex_push): Export.
21664 (emit_move_complex_parts): Split out from ...
21665 (emit_move_complex): ... here.
21666 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21667 * config/i386/i386.md (movcdi): New.
21669 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21671 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21672 size of mode1 to check for tieable modes in MMX case.
21674 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21676 * Makefile.in (rtlanal.o): Depend on tree.h.
21677 * rtl.h (offset_within_section_p, split_const): Declare.
21678 * rtlanal.c: Include tree.h.
21679 (offset_within_block_p): New function, taken from
21680 mips_offset_within_object_p.
21681 (split_const): New function, taken from mips_split_const.
21682 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21684 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21685 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21686 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21687 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
21688 (m68k_illegitimate_symbolic_constant_p): New function.
21689 * config/m68k/m68k.md (movsi): Remove misleading predicates.
21690 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
21691 symbolic constant that might be outside the symbol's section,
21692 move the symbol first and then add the offset.
21693 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
21695 * config/mips/mips.c (mips_split_const): Delete.
21696 (mips_offset_within_object_p): Delete.
21697 (mips_symbolic_constant_p): Use offset_within_section_p and
21698 split_const instead of mips_offset_within_object_p and
21700 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
21701 (mips_legitimize_const_move, print_operand_reloc)
21702 (mips_dangerous_for_la25_p): Use split_const instead of
21705 2007-02-28 Eric Christopher <echristo@apple.com>
21707 * Makefile.in (install-include-dir): Don't rm -rf include.
21709 2007-02-28 Richard Guenther <rguenther@suse.de>
21711 PR middle-end/30364
21712 * fold-const.c (fold_binary): Do not associate expressions
21713 with more than one variable for integer types that do not wrap.
21715 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
21717 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
21718 Delete, and replace with...
21719 (fold_builtin_call_array): This. Update callers to use it.
21720 * fold-const.c (fold_build_call_list): Delete, and replace with...
21721 (fold_build_call_array): This.
21722 (fold_build_call_list_initializer): Delete, and replace with...
21723 (fold_build_call_array_initializer): This.
21724 * tree.h: Update declarations to reflect above changes.
21726 * c-typeck.c (build_function_call): Store converted arguments
21727 in a stack-allocated array instead of building a list.
21728 (convert_arguments): Store arguments in the array passed in as an
21729 argument, and return the actual number of arguments.
21730 * c-format.c: (check_function_format): Pass arguments in an
21731 array instead of a list.
21732 * c-common.c (check_function_nonnull): Likewise.
21733 (check_function_sentinel): Likewise.
21734 (check_function_arguments): Likewise.
21735 * c-common.h: Update declarations to reflect above changes.
21737 2007-02-28 Jan Hubicka <jh@suse.cz>
21739 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
21740 PRED_NEGATIVE_RETURN): Update outcomes.
21742 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
21744 * calls.c (emit_library_call_value_1): Handle partial registers
21745 correctly when building up CALL_INSN_FUNCTION_USAGE.
21747 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21749 * pa/predicates.md (move_src_operand): Allow zero for mode.
21750 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
21753 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
21756 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
21757 *movv2df_internal): Enable pattern only for valid operand
21759 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
21760 tie only 128bit modes. For MMX registers, tie only 64bit modes.
21762 2007-02-27 Mike Stump <mrs@apple.com>
21764 * config/darwin-crt3.c: Avoid compilation when compiling for a
21767 2007-02-27 Joseph Myers <joseph@codesourcery.com>
21769 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
21771 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
21772 for fixed headers and limits.h.
21773 (install-include-dir, install-headers-tar, install-headers-cpio,
21774 install-headers-cp, real-install-headers-tar,
21775 real-install-headers-cpio, real-install-headers-cp): Handle
21776 include-fixed as well as include.
21777 (install-mkheaders): Don't install files that go only in include
21779 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
21780 from GCC_INCLUDE_DIR.
21781 * gcc.c (process_command): Remove special -BstageN/ handling.
21782 (do_spec_1): Add include-fixed directories.
21784 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21786 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
21788 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
21790 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
21793 2007-02-27 Mark Mitchell <mark@codesourcery.com>
21795 * c-common.c (get_priority): Add check for
21796 SUPPORTS_INIT_PRIORITY.
21798 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21800 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
21802 * config/bfin/bfin.c: Include "cfglayout.h".
21803 (MAX_LSETUP_DISTANCE): New macro.
21804 (struct loop_info): New members incoming, incoming_src and
21805 incoming_dest. Delete member predecessor.
21806 (length_for_loop): New function.
21807 (bfin_optimize_loop): Handle more different loop structures.
21808 (bfin_discover_loop): Rework detection of predecessor blocks by
21809 examining incoming edges.
21810 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
21812 (bfin_reorder_loops): New function.
21813 (bfin_reorg_loops): Use these three new functions.
21815 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
21816 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
21817 (CONSTRAINT_LEN): Add entry for 'q'.
21818 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
21819 Add 'q' constraints.
21820 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
21821 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
21823 * config/bfin/bfin.md (add_with_carry): New pattern.
21824 (s_or_u, su_optab, su_modifier): New code macros/attrs.
21825 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
21826 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
21827 support unsigned multiplies too. Removed incorrect commutativity from
21828 operand 1 constraint where appropriate.
21829 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
21831 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
21832 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
21834 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
21835 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
21836 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
21837 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
21838 usmulhisi_hh_huh): New patterns.
21840 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
21841 lshifthi3): Fix output template to use half reg for operand 2.
21843 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
21846 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
21848 2007-02-27 Andreas Schwab <schwab@suse.de>
21850 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
21852 2007-02-27 Jan Hubicka <jh@suse.cz>
21854 * predict.c (last_basic_block_p): Remove.
21855 (tree_estimate_probability): Update return heuristic for commonized
21858 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21860 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
21862 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21864 * doc/include/gcc-common.texi (versionsubtitle): New macro.
21865 * doc/cpp.texi: Standardize title page.
21866 * doc/cppinternals.texi: Likewise.
21867 * doc/gcc.texi: Standardize title page, remove version number
21868 from copyright page.
21869 * doc/gccint.texi: Likewise.
21870 * doc/install.texi: Standardize title page, add table of
21873 2007-02-26 Jan Hubicka <jh@suse.cz>
21875 * predict.def: Set outcomes according to more recent results.
21876 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
21877 Remove dead predictors.
21878 * predict.c (return_prediction): Fix pasto.
21880 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21882 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
21883 change; avoid a memory leak when returning early.
21885 2007-02-26 Mark Mitchell <mark@codesourcery.com>
21887 * c-decl.c (static_ctors): Move to c-common.c.
21888 (static_dtors): Likewise.
21889 (finish_function): Use c_record_cdtor_fn.
21890 (build_cdtor): Move to c-common.c.
21891 (c_write_global_declarations): Use c_build_cdtor_fns.
21892 * c-common.h (static_ctors): Declare.
21893 (static_dtors): Likewise.
21894 (c_record_cdtor_fn): Likewise.
21895 (c_build_cdtor_fns): Likewise.
21896 * c-common.c (static_ctors): New variable.
21897 (static_dtors): Likewise.
21898 (c_record_cdtor_fn): New function.
21899 (build_cdtor): Move from c-decl.c
21900 (c_build_cdtor_fns): New function.
21902 * output.h (assemble_addr_to_section): Declare.
21903 (get_cdtor_priority_section): Likewise.
21904 * varasm.c (assemble_addr_to_section): New function.
21905 (get_cdtor_priority_section): Likewise.
21906 (default_named_section_asm_out_destructor): Use them.
21907 (destor_dtor_section_asm_out_destructor): Likewise.
21908 (default_named_section_asm_out_constructor): Likewise.
21909 (default_ctor_section_asm_out_constructor): Likewise.
21910 * config.gcc (*-*-vxworks*): Include vxworks.o.
21911 * config/t-vxworks (vxworks.o): New target.
21912 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
21913 (TARGET_ASM_CONSTRUCTOR): Define.
21914 (TARGET_ASM_DESTRUCTOR): Likewise.
21915 (vxworks_asm_out_constructor): Declare.
21916 (vxworks_asm_out_destructor): Likewise.
21918 * c-common.c (get_priority): Check that we have not just an
21919 INTEGER_CST, but an integer constant with integeral type.
21921 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
21923 PR tree-optimization/30938
21924 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
21925 use &dt[nargs-1] instead of &dt[nargs] in the call to
21926 vect_is_simple_use().
21928 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
21930 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
21931 from register elimination as PRE_MODIFY / POST_MODIFY increments.
21932 Do not attempt to handle MEM inside auto-inc expressions.
21933 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
21934 of a register modified by an auto-inc expression. However, do handle
21935 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
21936 (elimination_effects): Prohibit elimination of a register modified
21937 by an auto-inc expression. Disable register elimination rules whose
21938 target register is modified by an auto-inc expression with variable
21941 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
21943 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
21945 (array_at_struct_end_p): New function.
21946 (idx_infer_loop_bounds): Use it.
21947 (estimate_numbers_of_iterations_loop): Export.
21948 * predict.c (predict_loops): Use estimated_loop_iterations_int.
21949 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
21950 (tree_estimate_probability): Call record_loop_exits.
21951 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
21952 (estimated_loop_iterations, estimated_loop_iterations_int,
21953 estimated_loop_iterations_tree): New functions.
21954 (analyze_siv_subscript_cst_affine,
21955 compute_overlap_steps_for_affine_1_2,
21956 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
21957 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
21958 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
21959 (PRED_LOOP_ITERATIONS_GUESSED): New.
21960 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
21961 * cfgloop.h (estimate_numbers_of_iterations_loop,
21962 estimated_loop_iterations_int): Declare.
21964 2007-02-25 Mark Mitchell <mark@codesourcery.com>
21966 * doc/extend.texi: Document optional priority argument to
21967 constructors and destructors.
21968 * tree.c (init_priority_for_decl): Adjust GTY markers.
21969 (init_ttree): Use priority-info hash functions for
21970 init_priority_for_decl.
21971 (tree_map_eq): Rename to ...
21972 (tree_map_base_eq): ... this.
21973 (tree_map_marked_p): Rename to ...
21974 (tree_map_base_marked_p): ... this.
21975 (tree_map_base_hash): New function.
21976 (decl_init_priority_lookup): Rework.
21977 (decl_fini_priority_lookup): New function.
21978 (decl_priority_info): New function.
21979 (decl_init_priority_insert): Use it.
21980 (decl_fini_priority_insert): Likewise.
21981 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
21983 (decl_restrict_base_insert): Likewise.
21984 (decl_debug_expr_insert): Likewise.
21985 (decl_value_expr_lookup): Likewise.
21986 (decl_value_expr_insert): Likewise.
21987 * tree.h (priority_type): New type.
21988 (decl_init_priority_lookup): Use priority_type.
21989 (decl_fini_priority_lookup): New function.
21990 (decl_init_priority_insert): Use priority_type.
21991 (decl_fini_priority_insert): New function.
21992 (DECL_HAS_INIT_PRIORITY): Tweak comments.
21993 (DECL_INIT_PRIORITY): Likewise.
21994 (SET_DECL_INIT_PRIORITY): Add comment.
21995 (DECL_FINI_PRIORITY): New macro.
21996 (SET_DECL_FINI_PRIORITY): Likewise.
21997 (DEFAULT_INIT_PRIORITY): Document.
21998 (MAX_INIT_PRIORITY): Likewise.
21999 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22000 (tree_map_base): New type.
22001 (tree_map_base_eq): New function.
22002 (tree_map_base_hash): Likewise.
22003 (tree_map_base_marked_p): Likewise.
22004 (tree_map): Inherit from tree_map_base.
22005 (tree_map_eq): Make it a macro.
22006 (tree_map_marked_p): Likewise.
22007 (tree_int_map): Inherit from tree_map_base.
22008 (tree_int_map_eq): Make it a macro.
22009 (tree_int_map_hash): Likewise.
22010 (tree_int_map_marked_p): Likewise.
22011 (tree_priority_map): New type.
22012 (tree_priority_map_eq): New macro.
22013 (tree_priority_map_hash): Likewise.
22014 (tree_priority_map_marked_p): Likewise.
22015 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22017 (emutls_common_1): Likewise.
22018 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22019 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22020 of tree_map hierarchy.
22021 * tree-cfg.c (move_stmt_r): Likewise.
22022 (new_label_mapper): Likewise.
22023 * c-tree.h (c_expand_body): Move to ...
22024 * c-common.h (c_expand_body): ... here.
22025 * c-decl.c (c_expand_body): Move to ...
22026 * c-common.c (c_expand_body): ... here.
22027 (c_common_attribute_table): Allow 1 argument for the constructor
22028 and destructor attributes.
22029 (get_priority): New function.
22030 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22031 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22033 2007-02-24 Jan Hubicka <jh@suse.cz>
22035 PR middle-end/30509
22036 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22037 copying for inlining.
22039 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22040 Jan Hubicka <jh@suse.cz>
22043 * i386.c (counter_mode): New function.
22044 (expand_set_or_movmem_via_loop): Use it.
22045 (expand_movmem_epilogue): Likewise; fix pasto.
22046 (ix86_expand_movmem): Do emit guard even for constant counts.
22047 (ix86_expand_setmem): Likewise.
22049 2007-02-25 Nick Clifton <nickc@redhat.com>
22051 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22052 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22054 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22057 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22058 count argument with 0x10, not with 0x16.
22059 (expand_setmem_epilogue): Ditto.
22061 2007-02-24 Mike Stump <mrs@apple.com>
22063 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22066 2007-02-24 Richard Guenther <rguenther@suse.de>
22068 PR middle-end/30951
22069 * fold-const.c (fold_binary): Fold x +- CST op x for
22070 EQ_EXPR and NE_EXPR.
22072 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22074 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22076 2007-02-24 Jan Hubicka <jh@suse.cz>
22078 * cgraphunit.c (decide_is_function_needed): Honor
22079 -fkeep-inline-functions.
22081 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22083 * builtins.c (fold_builtin_modf): New.
22084 (fold_builtin_2): Use it.
22086 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22088 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22089 (determine_max_iter): Take additional LOOP arg; all callers changed.
22090 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22091 one using simplifications.
22092 (simplify_using_initial_values): Return if the expression becomes
22093 invalid due to altered regs.
22095 2007-02-23 DJ Delorie <dj@redhat.com>
22097 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22099 2007-02-23 Mike Stump <mrs@apple.com>
22101 * tlink.c (scan_linker_output): Parse linker messages from
22102 darwin9's linker better.
22104 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22107 * varpool.c (varpool_assemble_pending_decls): Set
22108 varpool_last_needed_node to null.
22110 2007-02-23 DJ Delorie <dj@redhat.com>
22112 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22113 alignment bigger than the object file can handle.
22115 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22118 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22119 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22120 (*movsf_1): Penalize MMX moves.
22122 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22124 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22125 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22127 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22129 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22131 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22132 (fold_builtin_1): Use them.
22133 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22134 BUILT_IN_SIGNIFICAND.
22136 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22138 * config/i386/i386.c (bdesc_1arg): Initialize
22139 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22140 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22141 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22142 and IX86_BUILTIN_MOVSLDUP.
22144 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22146 PR rtl-optimization/30841
22147 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22149 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22151 * builtins.c (fold_builtin_frexp): New.
22152 (fold_builtin_2): Use it.
22154 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22156 * doc/invoke.texi (Spec Files): Document getenv spec function.
22158 * gcc.c (getenv_spec_function): New function.
22159 (static_spec_functions): Add it.
22160 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22161 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22164 2007-02-22 Michael Matz <matz@suse.de
22167 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22168 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22170 2007-02-22 Ian Lance Taylor <iant@google.com>
22173 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22174 (mem_loc_descriptor): Call it.
22176 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22177 Ira Rosen <irar@il.ibm.com>
22179 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22181 2007-02-22 Ira Rosen <irar@il.ibm.com>
22183 PR tree-optimization/30843
22184 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22185 stores only after all the group is vectorized.
22187 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22189 PR tree-optimization/30858
22190 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22191 in the reduction cycle have a single use in the loop.
22192 * tree-vectorizer.h (relevant): Add documentation.
22194 2007-02-20 Mike Stump <mrs@apple.com>
22196 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22197 * configure: Regenerate.
22199 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22201 Change the defaults of some parameters and options.
22202 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22203 * config/spu/spu.c (spu_optimization_options): Add.
22204 (spu_override_options): Change params in spu_optimization_options.
22205 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22207 Register 127 is only 16 byte aligned when used as a frame pointer.
22208 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22209 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22210 HARD_FRAME_POINTER_REGNUM.
22211 (spu_legitimate_address): Use regno_aligned_for_reload.
22212 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22213 aligned when frame_pointer_needed is true.
22214 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22216 * config/spu/spu.h (INIT_EXPANDERS): Define.
22218 Make sure shift and rotate instructions have valid immediate operands.
22219 * config/spu/predicates.md (spu_shift_operand): Remove.
22220 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22221 * config/spu/constraints.md (W, O): Extend range.
22222 * config/spu/spu.md (umask, nmask): Define.
22223 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22224 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22225 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22226 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22227 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22228 (lshr<mode>3_reg): Fix rtl description.
22230 Make sure mulhisi immediate operands are valid.
22231 * config/spu/predicates.md (imm_K_operand): Add.
22232 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22234 Generate constants using fsmbi and andi.
22235 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22236 (print_operand, spu_split_immediate, classify_immediate,
22237 fsmbi_const_p): Handle IC_FSMBI2.
22239 Correctly handle a CONST_VECTOR containing symbols.
22240 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22241 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22242 (immediate_load_p): Allow symbols that use 2 instructions to create.
22243 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22244 with symbols when flag_pic is set.
22245 (const_vector_immediate_p): New.
22246 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22247 accept a CONST_VECTOR with symbols.
22248 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22249 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22251 * config/spu/spu.md (high, low): Delete.
22252 (low_<mode>): Define.
22254 Remove INTRmode and INTR_REGNUM, which didn't work.
22255 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22257 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22258 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22259 peephole2 pattern): Don't use INTR or 131.
22260 (movintrcc): Delete.
22261 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22262 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22263 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22264 (UNSPEC_SET_INTR): Add.
22265 * config/spu/spu-modes.def (INTR): Remove.
22267 More accurate warnings about run-time relocations.
22268 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22270 Correctly warn about immediate arguments to specific intrinsics.
22271 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22272 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22273 the instruction predicate.
22275 Fix tree check errors with latest update.
22276 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22278 (spu_expand_builtin): Use CALL_EXPR_FN.
22280 Add missing specific intrinsics.
22281 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22283 * config/spu/spu_internals.h: Ditto.
22285 Fix incorrect operand modifiers.
22286 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22287 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22289 Optimize one case of zero_extend of a vec_select.
22290 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22292 Accept any immediate for hbr.
22293 * config/spu/spu.md (hbr): Change s constraints to i.
22295 2007-02-21 Paul Brook <paul@codesourcery.com>
22297 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22298 condexec_count when skipping USE and CLOBBER.
22300 2007-02-21 Nick Clifton <nickc@redhat.com>
22302 * common.opt (Warray-bounds): Add Warning attribute.
22303 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22305 (fsized-zeroes): Add Optimization attribute.
22306 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22307 * c.opt (Wc++0x-compat): Add Warning attribute.
22309 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22311 PR middle-end/30761
22312 * reload1.c (eliminate_regs_in_insn): In the single_set special
22313 case, attempt to re-recognize the insn before falling back to
22314 having reload fix it up.
22316 2007-02-20 Eric Christopher <echristo@gmail.com>
22318 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22319 Rewrite accordingly.
22320 (frv_read_iacc_argument): Ditto.
22321 (frv_expand_set_builtin): Take a call instead of arglist, update for
22323 (frv_expand_unop_builtin): Ditto.
22324 (frv_expand_binop_builtin): Ditto.
22325 (frv_expand_cut_builtin): Ditto.
22326 (frv_expand_binopimm_builtin): Ditto.
22327 (frv_expand_voidbinop_builtin): Ditto.
22328 (frv_expand_int_void2arg): Ditto.
22329 (frv_expand_prefetches): Ditto.
22330 (frv_expand_voidtriop_builtin): Ditto.
22331 (frv_expand_voidaccop_builtin): Ditto.
22332 (frv_expand_load_builtin): Ditto.
22333 (frv_expand_store_builtin): Ditto.
22334 (frv_expand_mdpackh_builtin): Ditto.
22335 (frv_expand_mclracc_builtin): Ditto.
22336 (frv_expand_mrdacc_builtin): Ditto.
22337 (frv_expand_mwtacc_builtin): Ditto.
22338 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22341 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22343 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22344 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22346 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22347 point instructions.
22348 * configure: Regenerate.
22349 * config.in: Regenerate.
22350 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22351 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22352 masks to power6 and power6x and to POWERPC_MASKS.
22353 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22355 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22356 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22357 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22358 Access PROTOTYPE as variable, not mask.
22360 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22362 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22363 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22364 * combine.c (adjust_for_new_dest): Use it.
22365 * postreload.c (reload_combine): Likewise.
22367 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22369 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22370 notes on an insn with multiple sets, even if single_set returns
22371 non-NULL for that insn.
22373 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22375 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22376 scalbn and scalbln.
22378 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22380 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22381 if user didn't pass it.
22382 * config/i386/darwin.h (CC1_SPEC): Likewise.
22383 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22384 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22385 -mmacosx-version-min.
22387 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22388 Uros Bizjak <ubizjak@gmail.com>
22390 * optabs.h (enum optab_index): Add new OTI_scalb.
22391 (scalb_optab): Define corresponding macro.
22392 * optabs.c (init_optabs): Initialize scalb_optab.
22393 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22395 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22396 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22397 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22398 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22399 flag_unsafe_math_optimizations is set.
22401 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22402 to implement scalbf, scalb and scalbl built-ins as inline x87
22405 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22406 DJ Delorie <dj@redhat.com>
22409 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22410 (diagnostic_report_diagnostic): ... here, and turn them into real
22411 errors. If warnings are inhibited, no need to do anything.
22413 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22415 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22416 better code generation.
22418 2007-02-20 Ben Elliston <bje@au.ibm.com>
22420 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22422 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22424 * config/alpha/alpha.c, config/alpha/alpha.md,
22425 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22426 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22427 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22428 config/arm/lib1funcs.asm: Follow spelling conventions.
22430 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22431 config/fr30/fr30.md, config/i386/i386.h,
22432 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22433 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22434 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22435 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22436 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22437 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22438 config/sparc/sparc.c, config/sparc/sparc.h,
22439 config/sparc/sparc.md, config/spu/constraints.md,
22440 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22443 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22446 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22449 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22451 * doc/invoke.texi (-ftree-lrs): Remove.
22453 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22455 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22458 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22460 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22461 new CALL_EXPR_FN macro for retrieving the function
22462 declaration of the input expression.
22464 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22466 * c.opt (Waddress): New.
22467 * common.opt (Walways-true): Delete.
22468 (Wstring-literal-comparison): Delete.
22469 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22470 -Wstring-literal-comparison. Add -Waddress.
22472 (Walways-true): Delete.
22473 (Wstring-literal-comparison): Delete.
22474 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22475 consistently instead of -Walways-true in example.
22476 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22477 * c-typeck.c (parser_build_binary_op): Replace
22478 -Wstring-literal-comparison and -Walways-true with -Waddress.
22479 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22482 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22484 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22485 without DECL_STRUCT_FUNCTION initialized.
22487 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22489 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22490 due to calls to functions taking pointers as parameters.
22492 2007-02-19 Richard Henderson <rth@redhat.com>
22495 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22498 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22500 * config/s390/s390.c (s390_call_saved_register_used,
22501 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22502 accessed to the new scheme.
22504 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22506 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22507 (cris_print_index, cris_print_operand, cris_print_operand_address)
22508 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22509 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22510 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22511 GET_CODE () == xxx.
22512 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22513 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22514 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22515 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22516 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22517 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22518 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22519 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22520 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22521 (uminsi3, call, call_value): Ditto.
22522 (define_split: indir_to_reg_split, unnamed): Ditto.
22524 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22526 PR tree-optimization/30975
22527 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22530 2007-02-18 Eric Christopher <echristo@gmail.com>
22532 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22533 Remove use of arglist.
22534 (mips_expand_builtin): Remove use of arglist, pass in expr.
22535 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22536 (mips_expand_builtin_movtf): Ditto.
22537 (mips_expand_builtin_compare): Ditto.
22539 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22541 * tree-sra.c (sra_build_assignment): Replace assertion
22542 checking with a comment explaining why it can't be done.
22544 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22546 PR middle-end/30833
22547 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22548 during CALL_EXPR representation conversion.
22549 * tree-ssa-propagate.c (set_rhs): Likewise.
22551 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22553 * tree-sra.c (sra_build_assignment): Disable assertion checking
22556 2007-02-18 Roger Sayle <roger@eyesopen.com>
22558 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22559 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22560 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22562 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22563 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22564 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22565 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22566 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22567 force_gimple_operand): Likewise.
22568 * ipa-cp.c (constant_val_insert): Likewise.
22569 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22570 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22571 perfect_nestify): Likewise.
22572 * langhooks.c (lhd_omp_assignment): Likewise.
22573 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22574 lower_copyprivate_clauses, lower_send_clauses,
22575 lower_send_shared_vars, expand_parallel_call,
22576 expand_omp_for_generic, expand_omp_for_static_nochunk,
22577 expand_omp_for_static_chunk, expand_omp_sections,
22578 lower_omp_single_copy, lower_omp_for_lastprivate,
22579 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22580 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22581 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22584 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22586 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22587 config/sh/sh.md: Follow spelling conventions.
22589 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22590 config/frv/predicates.md: Follow spelling conventions.
22592 * config/m68k/linux-unwind.h: Fix a comment typo.
22593 * target.h: Follow spelling conventions.
22595 2007-02-18 Roger Sayle <roger@eyesopen.com>
22597 PR rtl-optimization/28173
22598 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22599 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22600 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22601 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22602 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22604 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22606 * builtins.c (fold_builtin_load_exponent): New.
22607 (fold_builtin_2): Use it.
22609 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22611 PR rtl-optimization/30773
22612 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22613 if we fail to attach a REG_EQUIV note.
22615 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22616 Roger Sayle <roger@eyesopen.com>
22618 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22620 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22622 * calls.c (initialize_argument_information): Pass original EXP
22623 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22624 code to split complex arguments here, as part of initializing the
22626 (expand_call): Remove code that builds a list of arguments and
22627 inserts implicit arguments into it. Instead, just count how many
22628 implicit arguments there will be so we can determine the size of
22629 the ARGS array, and let initialize_argument_information do the work.
22630 (split_complex_values): Delete unused function.
22632 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22634 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22636 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22638 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22639 for arg pointer based indexed addressing.
22641 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22643 * config/ia64/ia64.h, config/ia64/ia64.md,
22644 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22645 spelling conventions.
22647 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22649 * config/m68k/m68k.c (split_di): New.
22650 * config/m68k/m68k-protos.h: Declare split_di.
22651 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22652 Improve predicate handling and split constant shifts.
22654 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22656 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22657 parameter for register bitfield operations, general predicates
22660 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22662 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22663 * config/m68k/linux-unwind.h: New file.
22665 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22667 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22668 config/i386/athlon.md, config/ia64/ia64.md,
22669 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22670 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22671 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22672 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22673 tree-vect-transform.c: Fix comment typos.
22675 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22677 * sched-deps.c (find_insn_list): Remove.
22678 * sched-int.h: Remove the prototype for find_insn_list.
22680 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22682 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22684 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22685 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22686 darwin_rs6000_override_options.
22687 (C_COMMON_OVERRIDE_OPTIONS): Expect
22688 darwin_macosx_version_min to be non-NULL always.
22689 (TARGET_C99_FUNCTIONS): Likewise.
22690 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
22691 (DARWIN_MINVERSION_SPEC): New.
22692 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
22693 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
22695 (DARWIN_MINVERSION_SPEC): New.
22696 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
22698 * config/darwin-c.c (darwin_cpp_builtins): Expect
22699 darwin_macosx_version_min to be non-NULL always.
22701 * config/rs6000/rs6000.c: Clean up trailing whitespace.
22703 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
22705 * config/i386/i386.h (x86_use_xchgb): New.
22706 (TARGET_USE_XCHGB): New macro.
22707 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
22708 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
22709 Split after reload into bswaphi for shifts of 8.
22710 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
22711 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
22712 or when optimizing for size.
22714 2007-02-16 Richard Guenther <rguenther@suse.de>
22715 Christian Bruel <christian.bruel@st.com>
22717 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
22718 DECLs but prefer SSA_NAMEs over DECLs.
22720 2007-02-16 Richard Guenther <rguenther@suse.de>
22722 * tree-flow-inline.h (single_imm_use_p): Remove.
22723 (zero_imm_uses_p): Likewise.
22724 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
22725 instead of single_imm_use_p.
22726 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
22729 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22732 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
22733 nested double- and backquotes.
22735 2007-02-15 Roger Sayle <roger@eyesopen.com>
22737 PR middle-end/30391
22738 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
22739 should be unreachable.
22740 (build2_stat): Allow construction of MODIFY_EXPR at any time.
22741 For the time being redirect GIMPLE_MODIFY_STMT to the new
22742 (renamed) build_gimple_modify_stmt_stat.
22743 (build2_gimple_stat): Rename to...
22744 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
22745 Always build a GIMPLE_MODIFY_STMT node.
22746 * tree.h (build2_gimple, build2_gimple_stat): Delete.
22747 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
22750 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
22751 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
22752 * tree-complex.c (set_component_ssa_name, expand_complex_move,
22753 expand_complex_div_wide): Likewise.
22754 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
22755 * tree-ssa-loop-im.c (schedule_sm): Likewise.
22756 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
22757 * tree-ssa-loop-manip.c (create_iv): Likewise.
22758 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
22759 abs_replacement): Likewise.
22760 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
22761 realify_fake_stores): Likewise.
22763 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
22764 node rather than a GIMPLE_MODIFY_STMT node.
22765 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
22766 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
22768 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
22769 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
22770 GIMPLE_MODIFY_STMT.
22772 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22774 PR middle-end/30433
22775 * fold-const.c (fold_comparison): Add back the
22776 folding of constant complex comparisions.
22778 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22780 PR middle-end/30729
22781 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
22782 effects unknown to this function, return early.
22784 2007-02-15 Ian Lance Taylor <iant@google.com>
22786 * lower-subreg.c (move_eh_region_note): New static function.
22787 (resolve_simple_move): Call it.
22788 (decompose_multiword_subregs): Track blocks for which we resolve a
22789 simple move which is also a control flow insn. Pass them to
22790 find_many_sub_basic_blocks.
22791 (pass_lower_subreg): Add TODO_verify_flow.
22792 (pass_lower_subreg2): Likewise.
22794 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22795 Brooks Moses <brooks.moses@codesourcery.com>
22796 Lee Millward <lee.millward@codesourcery.com>
22798 * tree.h (enum tree_code_class): Add tcc_vl_exp.
22799 (VL_EXP_CLASS_P): New.
22800 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
22802 (TREE_OPERAND_CHECK_CODE): Likewise.
22803 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
22804 (TREE_RTL_OPERAND_CHECK): Likewise.
22805 (tree_operand_check_failed): Make second parameter the whole tree
22806 instead of its code. Fixed callers.
22807 (VL_EXP_CHECK): New.
22808 (TREE_OPERAND_LENGTH): New.
22809 (VL_EXP_OPERAND_LENGTH): New.
22810 (CALL_EXPR_FN): New.
22811 (CALL_EXPR_STATIC_CHAIN): New.
22812 (CALL_EXPR_ARGS): New.
22813 (CALL_EXPR_ARG): New.
22814 (call_expr_nargs): New.
22815 (CALL_EXPR_ARGP): New.
22816 (build_nt_call_list): Declare.
22817 (build_vl_exp_stat): Declare.
22818 (build_vl_exp): New.
22819 (build_call_list): Declare.
22820 (build_call_nary): Declare.
22821 (build_call_valist): Declare.
22822 (build_call_array): Declare.
22823 (call_expr_arg): Declare.
22824 (call_expr_argp): Declare.
22825 (call_expr_arglist): Declare.
22826 (fold_build_call_list): Declare.
22827 (fold_build_call_list_initializer): Declare.
22828 (fold_call_expr): Declare to replace fold_builtin.
22829 (fold_builtin_fputs): Update to agree with modified definition.
22830 (fold_builtin_strcpy): Likewise.
22831 (fold_builtin_strncpy): Likewise.
22832 (fold_builtin_memory_chk): Likewise.
22833 (fold_builtin_stxcpy_chk): Likewise.
22834 (fold_builtin_strncpy_chk): Likewise.
22835 (fold_builtin_next_arg): Likewise.
22836 (fold_build_call_expr): Declare.
22837 (fold_builtin_call_list): Declare.
22838 (fold_builtin_call_valist): Declare.
22839 (build_call_expr): Declare.
22840 (validate_arglist): Update to agree with modified definition.
22841 (tree_operand_length): New.
22842 (call_expr_arg_iterator): New.
22843 (init_call_expr_arg_iterator): New.
22844 (next_call_expr_arg): New.
22845 (first_call_expr_arg): New.
22846 (more_call_expr_args_p): New.
22847 (FOR_EACH_CALL_EXPR_ARG): New.
22849 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
22850 and tcc_gimple_stmt.
22851 (tree_code_size): Update documentation. Use sizeof (tree) rather
22852 than sizeof (char *).
22853 (tree_size): Likewise. Add case for tcc_vl_exp.
22854 (tree_node_structure): Add case for tcc_vl_exp.
22855 (contains_placeholder_p): Likewise.
22856 (substitute_in_expr): Likewise.
22857 (substitute_placeholder_in_expr): Likewise.
22858 (stabilize_reference_1): Likewise.
22859 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
22860 to diagnose breakage of this interface for constructing CALL_EXPRs.
22861 (build_nt): Add similar assertion here.
22862 (build_nt_call_list): New.
22863 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
22864 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
22866 (get_callee_fndecl): Use new CALL_EXPR accessors.
22867 (tree_operand_check_failed): Change parameters to pass entire node
22868 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
22869 (process_call_operands): New.
22870 (build_vl_exp_stat): New.
22871 (build_call_list): New.
22872 (build_call_nary): New.
22873 (build_call_valist): New.
22874 (build_call_array): New.
22875 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22876 (call_expr_arglist): New.
22878 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
22879 tcc_vl_exp instead of a fixed-size tcc_expression.
22881 * doc/c-tree.texi (CALL_EXPR): Document new representation and
22882 accessors for CALL_EXPRs.
22883 (AGGR_INIT_EXPR): Likewise.
22885 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22886 Brooks Moses <brooks.moses@codesourcery.com>
22887 Lee Millward <lee.millward@codesourcery.com>
22889 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
22890 (expand_builtin_nonlocal_goto): Change parameter to be entire
22891 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
22892 (expand_builtin_prefetch): Likewise.
22893 (expand_builtin_classify_type): Likewise.
22894 (mathfn_built_in): Return NULL_TREE instead of 0.
22895 (expand_errno_check): Use new CALL_EXPR accessors.
22896 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
22897 Return NULL_RTX instead of 0.
22898 (expand_builtin_mathfn_2): Likewise.
22899 (expand_builtin_mathfn_3): Likewise.
22900 (expand_builtin_interclass_mathfn): Likewise.
22901 (expand_builtin_sincos): Likewise.
22902 (expand_builtin_cexpi): Likewise.
22903 (expand_builtin_int_roundingfn): Likewise.
22904 (expand_builtin_int_roundingfn_2): Likewise.
22905 (expand_builtin_pow): Likewise.
22906 (expand_builtin_powi): Likewise.
22907 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
22908 of arglist, fixing callers appropriately. Use new CALL_EXPR
22909 accessors and constructors. Return NULL_RTX instead of 0.
22910 (expand_builtin_strstr): Likewise.
22911 (expand_builtin_strchr): Likewise.
22912 (expand_builtin_strrchr): Likewise.
22913 (expand_builtin_strpbrk): Likewise.
22914 (expand_builtin_memcpy): Likewise.
22915 (expand_builtin_mempcpy): Likewise.
22916 (expand_builtin_mempcpy_args): New.
22917 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
22918 (expand_builtin_memmove_args): New.
22919 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
22920 (expand_movstr): Likewise.
22921 (expand_builtin_strcpy): Likewise.
22922 (expand_builtin_strcpy_args): New.
22923 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
22924 (expand_builtin_strncpy): Likewise.
22925 (expand_builtin_memset): Likewise.
22926 (expand_builtin_memset_args): New.
22927 (expand_builtin_bzero): Similarly to expand_builtin_memset.
22928 (expand_builtin_memcmp): Likewise.
22929 (expand_builtin_strcmp): Likewise.
22930 (expand_builtin_strncmp): Likewise.
22931 (expand_builtin_strcat): Likewise.
22932 (expand_builtin_strncat): Likewise.
22933 (expand_builtin_strspn): Likewise.
22934 (expand_builtin_strcspn): Likewise.
22935 (expand_builtin_args_info): Likewise.
22936 (expand_builtin_va_start): Likewise.
22937 (gimplify_va_arg_expr): Likewise.
22938 (expand_builtin_va_end): Likewise.
22939 (expand_builtin_va_copy): Likewise.
22940 (expand_builtin_frame_address): Likewise.
22941 (expand_builtin_alloca): Likewise.
22942 (expand_builtin_bswap): Likewise.
22943 (expand_builtin_unop): Likewise.
22944 (expand_builtin_fputs): Likewise.
22945 (expand_builtin_expect): Likewise.
22946 (expand_builtin_fabs): Likewise.
22947 (expand_builtin_copysign): Likewise.
22948 (expand_builtin_printf): Likewise.
22949 (expand_builtin_fprintf): Likewise.
22950 (expand_builtin_sprintf): Likewise.
22951 (expand_builtin_init_trampoline): Likewise.
22952 (expand_builtin_signbit): Likewise.
22953 (expand_builtin_fork_or_exec): Likewise.
22954 (expand_builtin_sync_operation): Likewise.
22955 (expand_builtin_compare_and_swap): Likewise.
22956 (expand_builtin_lock_test_and_set): Likewise.
22957 (expand_builtin_lock_release): Likewise.
22958 (expand_builtin): Likewise.
22959 (builtin_mathfn_code): Likewise.
22961 (fold_builtin_constant_p): Pass call arguments individually instead
22962 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22963 accessors and constructors. Return NULL_TREE instead of 0.
22964 (fold_builtin_expect): Likewise.
22965 (fold_builtin_classify_type): Likewise.
22966 (fold_builtin_strlen): Likewise.
22967 (fold_builtin_nan): Likewise.
22968 (integer_valued_real_p): Likewise.
22969 (fold_trunc_transparent_mathfn): Likewise.
22970 (fold_fixed_mathfn): Likewise.
22971 (fold_builtin_cabs): Likewise.
22972 (fold_builtin_sqrt): Likewise.
22973 (fold_builtin_cbrt): Likewise.
22974 (fold_builtin_cos): Likewise.
22975 (fold_builtin_cosh): Likewise.
22976 (fold_builtin_tan): Likewise.
22977 (fold_builtin_sincos): Likewise.
22978 (fold_builtin_cexp): Likewise.
22979 (fold_builtin_trunc): Likewise.
22980 (fold_builtin_floor): Likewise.
22981 (fold_builtin_ceil): Likewise.
22982 (fold_builtin_round): Likewise.
22983 (fold_builtin_int_roundingfn): Likewise.
22984 (fold_builtin_bitop): Likewise.
22985 (fold_builtin_bswap): Likewise.
22986 (fold_builtin_logarithm): Likewise.
22987 (fold_builtin_hypot): Likewise.
22988 (fold_builtin_pow): Likewise.
22989 (fold_builtin_powi): Likewise.
22990 (fold_builtin_exponent): Likewise.
22991 (fold_builtin_memset): Likewise.
22992 (fold_builtin_bzero): Likewise.
22993 (fold_builtin_memory_op): Likewise.
22994 (fold_builtin_bcopy): Deleted; call site changed to invoke
22995 fold_builtin_memory_op directly.
22996 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
22997 (fold_builtin_strncpy): Likewise.
22998 (fold_builtin_memcmp): Likewise.
22999 (fold_builtin_strcmp): Likewise.
23000 (fold_builtin_strncmp): Likewise.
23001 (fold_builtin_signbit): Likewise.
23002 (fold_builtin_copysign): Likewise.
23003 (fold_builtin_isascii): Likewise.
23004 (fold_builtin_toascii): Likewise.
23005 (fold_builtin_isdigit): Likewise.
23006 (fold_builtin_fabs): Likewise.
23007 (fold_builtin_abs): Likewise.
23008 (fold_builtin_fmin_fmax): Likewise.
23009 (fold_builtin_carg): Likewise.
23010 (fold_builtin_classify): Likewise.
23011 (fold_builtin_unordered_cmp): Likewise.
23013 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23014 New functions split out from fold_builtin_1.
23015 (fold_builtin_n): New.
23016 (fold_builtin_varargs): New.
23017 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23019 (fold_call_expr): New.
23020 (build_function_call_expr): Rewrite to use new helper function.
23021 (fold_builtin_call_list): New.
23022 (build_call_expr): New.
23023 (fold_builtin_call_valist): New.
23024 (rewrite_call_expr): New.
23025 (validate_arg): New.
23026 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23027 of an arglist. Change return type to bool. Use new CALL_EXPR
23030 (fold_builtin_strstr): Pass call arguments individually instead
23031 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23032 accessors and constructors. Return NULL_TREE instead of 0.
23033 (fold_builtin_strchr): Likewise.
23034 (fold_builtin_strrchr): Likewise.
23035 (fold_builtin_strpbrk): Likewise.
23036 (fold_builtin_strcat): Likewise.
23037 (fold_builtin_strncat): Likewise.
23038 (fold_builtin_strspn): Likewise.
23039 (fold_builtin_strcspn): Likewise.
23040 (fold_builtin_fputs): Likewise.
23041 (fold_builtin_next_arg): Likewise.
23042 (fold_builtin_sprintf): Likewise.
23044 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23045 NULL_RTX instead of 0.
23046 (expand_builtin_memory_chk): Likewise.
23047 (maybe_emit_chk_warning): Likewise.
23048 (maybe_emit_sprintf_chk_warning): Likewise.
23050 (fold_builtin_object_size): Pass call arguments individually instead
23051 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23052 accessors and constructors. Return NULL_TREE instead of 0.
23053 (fold_builtin_memory_chk): Likewise.
23054 (fold_builtin_stxcpy_chk): Likewise.
23055 (fold_builtin_strncpy_chk): Likewise.
23056 (fold_builtin_strcat_chk): Likewise.
23057 (fold_builtin_strcat_chk): Likewise.
23058 (fold_builtin_strncat_chk): Likewise.
23059 (fold_builtin_sprintf_chk): Likewise.
23060 (fold_builtin_snprintf_chk): Likewise.
23061 (fold_builtin_printf): Likewise.
23062 (fold_builtin_vprintf): Likewise.
23064 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23066 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23067 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23068 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23069 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23070 (fold_unary): Likewise.
23071 (fold_binary): Likewise.
23072 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23073 ternary expressions.
23074 (fold): Add logic for tcc_vl_exp.
23075 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23076 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23077 (fold_build3_stat): Add assertion to flag broken interface for
23078 constructing CALL_EXPRs.
23079 (fold_build_call_list): New.
23080 (fold_build_call_list_initializer): New.
23081 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23083 (fold_strip_sign_ops): Likewise.
23085 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23086 Brooks Moses <brooks.moses@codesourcery.com>
23087 Lee Millward <lee.millward@codesourcery.com>
23089 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23090 accessors and dump arguments explicitly.
23092 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23094 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23096 (print_call_name): Use new CALL_EXPR accessors.
23098 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23099 CALL_EXPR arguments explicitly instead of as a list. Use
23100 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23102 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23103 (vrp_visit_stmt): Likewise.
23105 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23106 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23108 (force_move_till_expr): Likewise.
23110 * targhooks.c (default_external_stack_protect_fail): Use
23111 build_call_expr instead of build_function_call_expr.
23112 (default_hidden_stack_protect_fail): Likewise.
23114 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23117 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23118 and walk arguments explicitly.
23120 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23121 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23122 (expand_simple_operations): Likewise.
23123 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23125 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23126 of TREE_CODE_LENGTH.
23127 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23129 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23130 instead of TREE_CODE_LENGTH.
23132 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23133 (tree_ic_transform): Likewise.
23134 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23135 parameter instead of arglist. Fix callers.
23136 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23137 (tree_stringops_transform): Likewise.
23138 (tree_indirect_call_to_profile): Likewise.
23139 (tree_stringops_values_to_profile): Likewise.
23141 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23142 (eliminate_tail_call): Likewise.
23144 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23146 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23147 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23149 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23151 * omp-low.c (build_omp_barrier): Use build_call_expr.
23152 (lower_rec_input_clauses): Likewise.
23153 (lower_reduction_clauses): Likewise.
23154 (expand_parallel_call): Likewise.
23155 (maybe_catch_exception): Likewise.
23156 (expand_omp_for_generic): Likewise.
23157 (expand_omp_for_static_nochunk): Likewise.
23158 (expand_omp_sections): Likewise.
23159 (lower_omp_single_simple): Likewise.
23160 (lower_omp_single_copy): Likewise.
23161 (lower_omp_master): Likewise.
23162 (lower_omp_ordered): Likewise.
23163 (lower_omp_critical): Likewise.
23165 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23166 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23168 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23169 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23170 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23172 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23173 and generalize to handle any number of operands.
23174 (chrec_contains_undetermined): Likewise.
23175 (tree_contains_chrecs): Likewise.
23176 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23178 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23180 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23181 fold_call_expr instead of fold_builtin.
23182 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23183 match declarations there.
23184 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23187 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23188 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23190 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23191 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23193 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23196 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23197 (execute_cse_sincos): Use new CALL_EXPR accessors.
23199 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23201 * gimple-low.c (lower_function_body): Use build_call_expr.
23202 (lower_builtin_setjmp): Likewise.
23204 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23205 (set_storage_via_libcall): Likewise.
23206 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23207 instead of TREE_CODE_LENGTH.
23208 (expand_expr_real_1): Use new CALL_EXPR accessors.
23210 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23211 generalize to handle any number of operands.
23212 (TB_parent_eq): Likewise.
23214 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23215 (strip_builtin_expect): Likewise.
23217 * function.c (gimplify_parameters): Use build_call_expr.
23219 * tree-vectorizer.c (vect_is_simple_reduction): Use
23220 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23222 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23223 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23225 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23228 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23229 (gimplify_decl_expr): Likewise.
23230 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23231 Use new CALL_EXPR iterators.
23232 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23233 (gimplify_modify_expr_to_memset): Likewise.
23234 (gimplify_variable_sized_compare): Likewise.
23235 (gimplify_omp_atomic_fetch_op): Likewise.
23236 (gimplify_omp_atomic_pipeline): Likewise.
23237 (gimplify_omp_atomic_mutex): Likewise.
23238 (gimplify_function_tree): Likewise.
23240 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23241 (call_expr_flags): Likewise.
23242 (expand_call): Likewise.
23244 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23245 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23248 * coverage.c (create_coverage): Use build_call_expr.
23250 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23251 (temp_call_expr_obstack): New.
23252 (pool_copy_list): Delete.
23253 (temp_copy_call_expr): New.
23254 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23255 CALL_EXPR accessors. Get rid of special goo for copying argument
23256 lists and use temp_copy_call_expr instead.
23257 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23258 CALL_EXPR accessors.
23259 (create_expression_by_pieces): Likewise. Use build_call_array
23260 to construct the result instead of fold_build3.
23261 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23262 dealing with argument lists.
23263 (init_pre): Remove references to expression_node_pool and
23264 list_node_pool. Init temp_call_expr_obstack instead.
23265 (fini_pre): Remove references to expression_node_pool and
23268 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23269 and walk arguments explicitly instead of as a list.
23271 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23272 (mx_register_decls): Likewise.
23273 (mudflap_register_call): Likewise.
23274 (mudflap_finish_file): Likewise.
23276 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23277 (ipa_callsite_compute_param): Likewise.
23279 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23280 accessors and constructor.
23282 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23283 accessors and constructor.
23284 (convert_tramp_reference): Likewise.
23285 (convert_call_expr): Likewise.
23286 (finalize_nesting_tree_1): Likewise.
23288 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23291 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23293 * tree-inline.c (initialize_inlined_parameters): Pass entire
23294 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23296 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23297 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23299 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23300 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23301 (vectorizable_reduction): Likewise.
23302 (vectorizable_call): Use new CALL_EXPR iterators.
23303 (vectorizable_conversion): Use build_call_expr.
23304 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23305 (vect_gen_widened_results_half): Use build_call_expr.
23306 (vect_setup_realignment): Likewise.
23307 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23309 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23310 (pass_through_call): Likewise.
23311 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23314 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23315 (tree_gen_pow2_profiler): Likewise.
23316 (tree_gen_one_value_profiler): Likewise.
23317 (tree_gen_ic_func_profiler): Likewise.
23318 (tree_gen_average_profiler): Likewise.
23319 (tree_gen_ior_profiler): Likewise.
23321 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23322 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23323 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23325 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23326 of TREE_CODE_LENGTH.
23328 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23329 of TREE_CODE_LENGTH.
23331 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23333 (convert_to_integer): Likewise.
23335 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23338 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23339 Brooks Moses <brooks.moses@codesourcery.com>
23340 Lee Millward <lee.millward@codesourcery.com>
23342 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23344 * config/frv/frv.c (frv_expand_builtin): Likewise.
23345 * config/s390/s390.c (s390_expand_builtin): Likewise.
23347 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23348 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23350 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23351 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23352 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23353 (ix86_expand_store_builtin): Likewise.
23354 (ix86_expand_unop_builtin): Likewise.
23355 (ix86_expand_unop1_builtin): Likewise.
23356 (ix86_expand_sse_compare): Likewise.
23357 (ix86_expand_sse_comi): Likewise.
23358 (ix86_expand_vec_init_builtin): Likewise.
23359 (ix86_expand_vec_ext_builtin): Likewise.
23360 (ix86_expand_vec_set_builtin): Likewise.
23361 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23363 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23364 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23366 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23367 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23368 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23370 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23372 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23373 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23374 arglist. Use new CALL_EXPR accessors. Fix callers.
23375 (altivec_expand_abs_builtin): Likewise.
23376 (rs6000_expand_binop_builtin): Likewise.
23377 (altivec_expand_predicate_builtin): Likewise.
23378 (altivec_expand_lv_builtin): Likewise.
23379 (spe_expand_stv_builtin): Likewise.
23380 (altivec_expand_stv_builtin): Likewise.
23381 (rs6000_expand_ternop_builtin): Likewise.
23382 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23383 (altivec_expand_st_builtin): Likewise.
23384 (altivec_expand_dst_builtin): Likewise.
23385 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23386 arglist. Use new CALL_EXPR accessors. Fix callers.
23387 (altivec_expand_vec_set_builtin): Likewise.
23388 (altivec_expand_vec_ext_builtin): Likewise.
23389 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23390 (spe_expand_builtin): Likewise.
23391 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23392 arglist. Use new CALL_EXPR accessors. Fix callers.
23393 (spe_expand_evsel_builtin): Likewise.
23394 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23395 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23397 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23398 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23399 (arm_expand_unop_builtin): Likewise.
23400 (arm_expand_builtin): Use new CALL_EXPR accessors.
23402 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23405 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23406 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23408 (bfin_expand_unop_builtin): Likewise.
23409 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23411 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23412 Brooks Moses <brooks.moses@codesourcery.com>
23413 Lee Millward <lee.millward@codesourcery.com>
23415 * c-semantics.c (build_stmt): Add internal diagnostic check.
23417 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23418 accessors. Print arguments explicitly instead of as a list.
23420 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23422 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23423 (c_finish_omp_flish): Likewise.
23425 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23426 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23427 instead of TREE_CODE_LENGTH.
23428 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23429 (c_warn_unused_result): Likewise.
23431 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23434 * doc/invoke.texi (Warning Options): Remove
23435 -Werror-implicit-function-declaration.
23436 (Wimplicit-function-declaration): Update description.
23437 * opts.c (common_handle_option): Move handling of -Werror=* to...
23438 (enable_warning_as_error): ...here.
23439 * opts.h (enable_warning_as_error): Declare.
23440 * c-decl.c (implicit_decl_warning): Unless
23441 -Wno-implicit-function-declaration is given, emit a pedwarn if
23442 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23443 * c.opt (Wimplicit-function-declaration): Replace
23444 mesg_implicit_function_declaration with
23445 warn_implicit_function_declaration.
23446 * c-opts.c (c_common_handle_option):
23447 -Werror-implicit-function-declaration is exactly equal as
23448 -Werror=implicit-function-declaration.
23449 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23450 warn_implicit_function_declaration.
23451 (c_common_post_options): -Wimplict-function-declaration is enabled
23452 by default by -std=c99, otherwise is disabled by default.
23453 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23455 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23457 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23458 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23459 former is ignored but not the latter.
23461 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23463 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23464 is made and the reference doesn't use the alias set of its type,
23465 do not create the temporary using that type.
23467 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23469 * jump.c: Remove prototypes for delete_computation and
23470 delete_prior_computation.
23472 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23474 * jump.c (get_label_after): Delete.
23475 (get_label_before, delete_computation, delete_jump,
23476 delete_prior_computation, follow_jumps): Move...
23477 * reorg.c (delete_computation, delete_prior_computation): ... here...
23478 (get_label_before, delete_jump): ... making these static ...
23479 (follow_jumps): ... and simplifying this since it only runs after
23481 * rtl.h (get_label_after, get_label_before, delete_jump,
23482 follow_jumps): Delete prototypes.
23484 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23486 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23488 2007-02-15 Nick Clifton <nickc@redhat.com>
23490 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23491 order to prevent it from being munged by the target.
23493 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23495 * config/i386/i386.md: Remove misleading comment.
23497 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23499 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23500 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23503 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23505 * tree-sra.c (instantiate_missing_elements): Canonicalize
23507 (sra_build_assignment): New.
23508 (generate_copy_inout, generate_element_copy,
23509 generate_element_zero, generate_one_element_init): Use it.
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 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23524 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23526 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23527 types as aggregates not scalars.
23528 * function.c (assign_stack_temp_for_type): Likewise.
23530 2007-02-14 Roger Sayle <roger@eyesopen.com>
23531 Zdenek Dvorak <dvorakz@suse.cz>
23533 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23536 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23538 * passes.c (next_pass_1): Clear the next field of the copied
23541 2007-02-14 Richard Henderson <rth@redhat.com>
23543 * tree-sra.c (early_sra): New.
23544 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23545 (tree_sra_early, pass_sra_early): New.
23546 * tree-pass.h (pass_sra_early): Declare.
23547 * passes.c (init_optimization_passes): Use it.
23549 2007-02-14 Richard Guenther <rguenther@suse.de>
23551 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23553 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23555 PR tree-optimization/30771
23556 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23558 (vect_analyze_operations): Induction phis can now be marked as
23560 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23561 Update documentation accordingly.
23563 2007-02-14 Nick Clifton <nickc@redhat.com>
23565 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23566 most 3 arguments are supported.
23567 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23569 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23571 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23572 Ensure dst->current is valid.
23574 2007-02-13 Paul Brook <paul@codesourcery.com>
23576 * config.gcc: Add arm*-*-uclinux-*eabi.
23577 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23578 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23579 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23580 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23581 (LINK_SPEC): Define.
23582 (LIB_SPEC): Define.
23583 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23585 * config/arm/uclinux-eabi.h: New file.
23586 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23587 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23590 2007-02-13 Ian Lance Taylor <iant@google.com>
23592 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23593 * flags.h (warn_strict_overflow): Declare.
23594 (enum warn_strict_overflow_code): Define.
23595 (issue_strict_overflow_warning): New static inline function.
23596 * opts.c (warn_strict_overflow): New variable.
23597 (common_handle_option): Handle OPT_Wstrict_overflow and
23598 OPT_Wstrict_overflow_.
23599 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23601 * fold-const.c: Include intl.h.
23602 (fold_deferring_overflow_warnings): New static variable.
23603 (fold_deferred_overflow_warning): New static variable.
23604 (fold_deferred_overflow_code): New static variable.
23605 (fold_defer_overflow_warnings): New function.
23606 (fold_undefer_overflow_warnings): New function.
23607 (fold_undefer_and_ignore_overflow_warnings): New function.
23608 (fold_deferring_overflow_warnings_p): New function.
23609 (fold_overflow_warning): New static function.
23610 (make_range): Add strict_overflow_p parameter. Change all
23612 (extract_muldiv, extract_muldiv_1): Likewise.
23613 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23614 tree_expr_nonnegative_p.
23615 (fold_negate_expr): Call fold_overflow_warning.
23616 (fold_range_test): Likewise.
23617 (fold_comparison): Likewise.
23618 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23619 instead of tree_expr_nonnegative_p.
23620 (tree_expr_nonnegative_warnv_p): Rename from
23621 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23622 (tree_expr_nonnegative_p): New function.
23623 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23624 strict_overflow_p parameter.
23625 (tree_expr_nonzero_p): New function.
23626 * passes.c (verify_interpass_invariants): New static function.
23627 (execute_one_pass): Call it.
23628 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23630 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23631 (estimate_numbers_of_iterations): Likewise.
23632 (scev_probably_wraps_p): Likewise.
23633 * tree-ssa-ccp.c: Include "toplev.h".
23634 (evaluate_stmt): Defer fold overflow warnings until we know we are
23636 (struct fold_stmt_r_data): Add stmt field.
23637 (fold_stmt_r): Defer fold overflow warnings until we know we
23639 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23640 (fold_stmt_inplace): Likewise.
23641 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23642 (cleanup_control_expr_graph): Defer fold overflow warnings until
23643 we know we are going to optimize.
23644 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23645 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23647 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23648 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23649 * tree-ssa-loop-manip.c (create_iv): Likewise.
23650 * c-typeck.c (build_conditional_expr): Likewise.
23651 (build_binary_op): Likewise.
23652 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23653 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23654 (extract_range_from_unary_expr): Likewise.
23655 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23656 assuming that signed overflow does not occur.
23657 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23658 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23659 (fold_defer_overflow_warnings): Declare.
23660 (fold_undefer_overflow_warnings): Declare.
23661 (fold_undefer_and_ignore_overflow_warnings): Declare.
23662 (fold_deferring_overflow_warnings_p): Declare.
23663 (tree_expr_nonzero_warnv_p): Declare.
23664 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23665 of warning options.
23666 (Warning Options): Document -Wstrict-overflow.
23667 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23668 (tree-ssa-ccp.o): Likewise.
23669 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23670 (fold-const.o): Depend on intl.h.
23672 2007-02-13 Ian Lance Taylor <iant@google.com>
23674 PR middle-end/30751
23675 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23678 2007-02-13 Stuart Hastings <stuart@apple.com>
23680 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23682 2007-02-13 Richard Henderson <rth@redhat.com>
23684 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23685 handled_component_p before looking for the indirect_ref.
23687 2007-02-13 Richard Henderson <rth@redhat.com>
23689 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
23690 remove flags clobber.
23691 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
23692 (bswaphi_lowpart): New.
23693 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
23694 remove TARGET_BSWAP test. Delete expander of the same name.
23696 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
23697 (expand_unop): Use them.
23699 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
23701 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
23702 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
23703 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
23704 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
23705 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
23706 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
23707 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
23708 assembler dialect choice from asm templates.
23710 2007-02-12 Richard Henderson <rth@redhat.com>
23712 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
23713 (fixuns_trunc<SSEMODEF>si2): Use it.
23714 * config/i386/sse.md (vec_setv4sf_0): Export.
23715 * config/i386/i386.c (ix86_build_const_vector): Export.
23716 (ix86_split_convert_uns_si_sse): Rename from
23717 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
23718 * config/i386/i386-protos.h: Update.
23720 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23723 * c-typeck.c (c_finish_return): Improve warning message.
23725 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23727 * alias.c (find_symbolic_term): Delete unused function.
23729 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
23731 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
23732 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
23733 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
23735 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23737 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
23738 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
23739 the function, temporarily point the debug interface to the null one.
23741 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23743 * dwarf2out.c (round_up_to_align): New static function.
23744 (field_byte_offset): Use it to round the offset.
23746 2007-02-12 Richard Henderson <rth@redhat.com>
23748 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
23749 (inswl_const): Export.
23751 2007-02-12 Richard Henderson <rth@redhat.com>
23753 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
23754 result mode of the libcall, convert back to outmode.
23756 2007-02-12 Roger Sayle <roger@eyesopen.com>
23758 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
23759 (bswapdi2): New define_expand to implement 32-bit implementation.
23761 2007-02-12 Nick Clifton <nickc@redhat.com>
23763 * doc/invoke.texi (Overall Options): Document --help=.
23764 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
23765 (cc1_options): Pass --help= on to cc1.
23766 (display_help): Add description of --help=.
23767 (process_command): Add code to handle --help=. Allow translated
23768 --help and --target-help switches to be passed on to compiler
23770 (main): Remove unused if statement.
23771 * opts.c (columns): Remove.
23772 (LEFT_COLUMN): Define.
23773 (wrap_help): Add columns argument.
23774 (print_filtered_help): Change parameters to be an include bitmask,
23775 an exclude bitmask, an any bitmask and the column width. Move the
23776 code to display the params list here. Add code to display the
23777 status of options rather than their descriptions if the quiet flag
23779 (print_specific_help): Change parameters to be an include bitmask,
23780 an exclude bitmask and an any bitmask. Move code to look up the
23781 column width here. Decide upon the title for an options listing.
23782 (common_handle_options): Add code to handle --help=. Adapt code
23783 for --help and --target-help to use the revised form of the
23784 print_specific_help function.
23785 (print_help): Delete.
23786 (print_param_help): Delete.
23787 (print_switch): Delete.
23788 * opts.h (cl_lang_count): Add prototype.
23789 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
23790 CL_MAX_OPTION_CLASS): New defines.
23791 * optc-gen.awk: Add construction of cl_lang_count.
23792 * c.opt: Add Warning attribute to warning options and Optimization
23793 attribute to optimization options.
23794 * common.opt: Likewise.
23796 Add -fhelp and -ftarget-help as aliases for the transformed --help
23797 and --target-help options.
23798 * opt-functions.awk: Add code to handle Warning and Optimization
23801 2007-02-12 Richard Henderson <rth@redhat.com>
23803 * config/alpha/constraints.md: New file.
23804 * config/alpha/alpha.c: Include tm-constrs.h.
23805 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
23806 alpha_extra_constraint): Remove.
23807 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
23808 * config/alpha/alpha-protos.h: Update.
23809 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
23810 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
23811 (EXTRA_CONSTRAINT): Remove.
23812 * config/alpha/alpha.md: Include constraints.md.
23813 (adddi splitter): Use satisfies_constraint_*.
23814 * config/alpha/predicates.md (add_operand): Likewise.
23815 (sext_add_operand, addition_operation): Likewise.
23817 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
23819 PR tree-optimization/29145
23820 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
23821 in our handling of restrict qualified pointers.
23823 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23826 * doc/invoke.texi (Wunused-value): Update description.
23827 (Wextra): Delete item.
23828 * opts.c (set_Wextra): Don't use the value of Wextra to set the
23829 value of Wunused-value.
23830 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
23831 (c_finish_stmt_expr): Don't check extra_warnings.
23832 (emit_side_effect_warnings): The caller is responsible to check
23835 2007-02-11 Roger Sayle <roger@eyesopen.com>
23836 Matt Thomas <matt@3am-software.com>
23838 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
23840 2007-02-11 Roger Sayle <roger@eyesopen.com>
23842 * simplify-rtx.c (simplify_relational_operation_1): Optimize
23843 comparisons of POPCOUNT against zero.
23844 (simplify_const_relational_operation): Likewise.
23846 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23848 * doc/invoke.texi (Wextra): Delete outdated paragraph.
23850 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23852 * dwarf2out.c (root_type): Delete unused function.
23854 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23856 * genattrtab.c (contained_in_p): Delete unused function.
23857 (write_expr_attr_cache): Likewise.
23859 2007-02-11 Jan Hubicka <jh@suse.cz>
23861 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
23864 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
23866 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
23867 to add the REG_EQ* note.
23868 * see.c (see_merge_one_use_extension): Likewise.
23869 * local-alloc.c (update_equiv_regs): Likewise. Also don't
23870 turn REG_EQUAL notes into REG_EQUIV notes if the target
23871 register may have more than one set.
23872 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
23873 * gcse.c (try_replace_reg): Likewise.
23874 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
23875 * calls.c (fixup_tail_calls): Likewise. Abort if there is
23876 more than one REG_EQUIV note.
23877 * reload1.c (gen_reload): Use set_unique_reg_note.
23879 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
23881 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
23882 (ix86_builtin_conversion): New function.
23884 2007-02-06 Mark Mitchell <mark@codesourcery.com>
23887 * tree.h (DECL_REPLACEABLE_P): New macro.
23888 * except.c (set_nothrow_function_flags): Likewise.
23890 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
23891 Ira Rosen <irar@il.ibm.com>
23892 Dorit Nuzman <dorit@il.ibm.com>
23894 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
23895 * targhooks.c (default_builtin_vectorized_conversion): New.
23896 * targhooks.h (default_builtin_vectorized_function): New declaration.
23897 * target.h (struct vectorize): Add builtin_conversion field.
23898 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
23899 stmt_vec_info_type value.
23900 (vectorizable_conversion): New declaration.
23901 * tree-vect-analyze.c (vect_analyze_operations): Add
23902 vectorizable_conversion call.
23903 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
23904 * tree-vect-transform.c (vectorizable_conversion): New function.
23905 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
23906 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
23908 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
23909 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
23910 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
23911 or ALTIVEC_BUILTIN_VCFSX.
23913 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23916 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
23917 CONST_DOUBLE and operand 0 is a hard register.
23918 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
23919 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
23920 is a hard floating-point register.
23922 2007-02-10 Richard Henderson <rth@redhat.com>
23923 Jakub Jelinek <jakub@redhat.com>
23924 Alexandre Oliva <aoliva@redhat.com>
23926 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
23927 * builtin-types.def (BT_WORD): Make unsigned.
23928 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
23929 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
23930 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
23931 * c-decl.c (grokdeclarator): Don't error if !have_tls.
23932 * c-parser.c (c_parser_omp_threadprivate): Likewise.
23933 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
23935 * expr.c (emutls_var_address): New.
23936 (expand_expr_real_1): Expand emulated tls.
23937 (expand_expr_addr_expr_1): Likewise.
23938 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
23939 * output.h (emutls_finish): Declare.
23940 * toplev.c (compile_file): Call it.
23941 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
23942 address before wrapping in CONST.
23943 * varasm.c (emutls_htab, emutls_object_type): New.
23944 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
23945 (get_emutls_object_name, get_emutls_object_type): New.
23946 (get_emutls_init_templ_addr, emutls_decl): New.
23947 (emutls_common_1, emutls_finish): New.
23948 (assemble_variable): When emulating tls, swap decls; generate
23949 constructor for the emutls objects.
23950 (do_assemble_alias): When emulating tls, swap decl and target name.
23951 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
23953 * varpool.c (decide_is_variable_needed): Look at force_output.
23954 Recurse for emulated tls.
23955 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
23956 with decide_is_variable_needed.
23957 * emutls.c: New file.
23958 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
23959 tls_object for real tls.
23961 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
23963 PR rtl-optimization/29599
23964 * reload1.c (eliminate_regs_in_insn): Take the destination
23965 mode into account when computing the offset.
23967 2007-02-09 Stuart Hastings <stuart@apple.com>
23968 Richard Henderson <rth@redhat.com>
23970 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23971 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23972 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
23973 fixuns_truncdfhi2): New.
23974 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
23975 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
23976 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
23977 (floatunssidf2): Allow nonimmediate source.
23978 * config/i386/sse.md (movdi_to_sse): New.
23979 (vec_concatv2di): Drop '*'.
23980 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
23981 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23982 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
23984 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
23985 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23986 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
23987 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
23988 (ix86_build_signbit_mask): Fix decl of v, refactor to call
23989 ix86_build_const_vector.
23990 (x86_emit_floatuns): Rewrite.
23992 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23994 * genautomata.c (longest_path_length): Delete unused function.
23995 (struct state): Delete unused longest_path_length.
23996 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
23997 (get_free_state): Delete unused.
23999 2007-02-09 Jan Hubicka <jh@suse.cz>
24001 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24002 * doc/invoke.texi (inline-unit-growth): Update default value.
24004 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24005 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24006 (rebuild_cgraph_edges): Likewise.
24007 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24008 (dump_cgraph_node): Dump frequencies.
24009 (cgraph_clone_edge): Add frequency scales.
24010 (cgraph_clone_node): Add freuqnecy.
24011 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24012 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24013 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24014 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24015 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24016 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24017 (save_inline_function_body): Likewise.
24018 * ipa-inline.c: inluce rtl.h
24019 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24020 (cgraph_edge_badness): Use frequencies.
24021 (cgraph_decide_recursive_inlining): Update clonning.
24022 (cgraph_decide_inlining_of_small_function): Dump frequency.
24023 * predict.c (estimate_bb_frequencies): Export.
24024 * predict.h (estimate_bb_frequencies): Declare.
24025 * tree-inline.c (copy_bb): Watch overflows.
24026 (expand_call_inline): Update call of cgraph_create_edge.
24027 (optimize_inline_calls): Use TODO flags to update frequnecies.
24028 * passes.h: Include predict.h
24029 (init_optimization_passes): Move profile ahead.
24030 (execute_function_todo): Handle TODO_rebuild_frequencies.
24032 2007-02-09 Roger Sayle <roger@eyesopen.com>
24034 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24035 the insbl or inswl pattern into a register.
24037 2007-02-09 Roger Sayle <roger@eyesopen.com>
24039 * config/ia64/ia64.md (bswapdi2): New define_insn.
24041 2007-02-09 Richard Henderson <rth@redhat.com>
24043 * config/i386/constraints.md (Ym): New constraint.
24044 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24045 (movdi_1_rex64): Split sse and xmm general register moves from
24046 memory move alternatives. Use conditional register constraints.
24047 (movsf_1, movdf_integer): Likewise.
24048 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24049 (movdf_integer_rex64): New.
24050 (pushsf_rex64): Fix output constraints.
24051 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24052 (sse2_stored): Likewise.
24053 (sse2_storeq_rex64): New.
24054 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24055 amd and not generic.
24056 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24057 for optimize_size. Remove SF/DFmode hack.
24059 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24061 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24064 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24065 Richard Sandiford <richard@codesourcery.com>
24067 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24068 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24069 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24070 m68k/t-mlib to tmake_file.
24071 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24072 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24073 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24074 Allow it to be cf or m68k. Set m68k_arch_family. If that
24075 variable is not empty, add t-$m68k_arch_family to tmake_file.
24076 Add t-mlibs to tmake_file.
24077 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24078 * config/m68k/t-cf: New file.
24079 * config/m68k/t-m68k: Likewise.
24080 * config/m68k/t-mlibs: Likewise.
24081 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24082 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24083 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24084 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24085 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24087 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24088 (INSTALL_LIBGCC): Delete.
24089 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24090 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24091 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24092 (M68K_MLIB_CPU): Define.
24093 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24094 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24095 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24097 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24098 Richard Guenther <rguenther@suse.de>
24100 PR middle-end/23361
24101 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24102 against INT_MIN/INT_MAX.
24103 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24104 file if a loop is removed.
24106 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24108 * calls.c (store_one_arg): Pass correct alignment to
24109 emit_push_insn for non-BLKmode values.
24110 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24111 unaligned stack slot via a suitably aligned slot.
24113 2007-02-08 DJ Delorie <dj@redhat.com>
24115 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24117 (legal_subregs): Use unsigned char, make const.
24118 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24120 2007-02-08 Paul Brook <paul@codesourcery.com>
24122 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24123 special interworking needed.
24125 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24127 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24128 conditional to __SSE2__.
24129 (Entries below should have been added to first ChangeLog
24130 entry for amdfam10 dated 2007-02-05)
24131 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24133 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24135 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24138 2007-02-08 DJ Delorie <dj@redhat.com>
24140 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24141 * config/m32c/m32c.c (legal_subregs): New.
24142 (m32c_illegal_subreg_p): New.
24143 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24144 unsupported subregs of hard regs.
24146 2007-02-08 Jan Hubicka <jh@suse.cz>
24148 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24149 the same one; always update histograms.
24151 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24153 * passes.c (init_optimization_passes): Tidy comment.
24155 2007-02-08 Roger Sayle <roger@eyesopen.com>
24157 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24158 strip zero_extend, bswap and rotates from POCOUNT's argument.
24159 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24160 zero_extend and rotates from PARITY's argument.
24161 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24162 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24163 of an integer constant at compile-time.
24165 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24168 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24170 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24173 * tree-ssa-live.c (remove_unused_locals): Do not remove
24174 TREE_ADDRESSABLE variables.
24175 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24176 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24177 FOR_CLOBBER. Update all users.
24178 If VAR has an associated alias set, add a virtual operand for
24179 it if no alias is found to conflict with the memory reference.
24181 2007-02-07 Jan Hubicka <jh@suse.cz>
24182 Robert Kidd <rkidd@crhc.uiuc.edu>
24184 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24186 2007-02-07 Ian Lance Taylor <iant@google.com>
24188 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24190 2007-02-07 Roger Sayle <roger@eyesopen.com>
24192 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24193 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24194 tablejumpdi, movsi_to_cr_one): Remove constraints from
24195 define_expand's match_operands.
24197 2007-02-07 Roger Sayle <roger@eyesopen.com>
24199 * global.c (compute_regsets): Move declatation of "i" inside of
24200 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24202 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24205 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24206 of INDIRECT_REF <RESULT_DECL>.
24208 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24210 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24211 Kaz Kojima <kkojima@gcc.gnu.org>
24214 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24216 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24218 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24220 * doc/loop.texi: Document possibility not to perform disambiguation
24221 of loops with multiple latches.
24222 * cfgloopmanip.c (alp_enum_p): Removed.
24223 (add_loop): Handle subloops. Use get_loop_body_with_size.
24224 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24225 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24226 the new forwarder block.
24227 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24228 Handle the case latch is NULL.
24229 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24230 modifications when marking loop exits.
24231 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24233 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24234 disambiguate_loops_with_multiple_latches.
24235 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24236 before fix_loop_structure.
24237 * cfgloop.c: Include pointer-set.h and output.h.
24238 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24239 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24240 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24241 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24242 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24243 disambiguate_multiple_latches, get_loop_body_with_size,
24244 disambiguate_loops_with_multiple_latches): New functions.
24245 (flow_loop_dump): Dump multiple latch edges.
24246 (flow_loop_nodes_find): Handle loops with multiple latches.
24247 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24248 (glb_enum_p): Modified.
24249 (get_loop_body): Use get_loop_body_with_size.
24250 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24251 (AVOID_CFG_MODIFICATIONS): New constant.
24252 (disambiguate_loops_with_multiple_latches, add_loop,
24253 get_loop_body_with_size): Declare.
24254 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24256 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24258 PR inline-asm/28686
24259 * global.c (compute_regsets): New function.
24260 (global_alloc): Refactored ELIMINABLE_REGSET
24261 and NO_GLOBAL_ALLOC_REGS computation out.
24262 (rest_of_handle_global_alloc): Call compute_regsets()
24263 for non-optimizing case.
24265 2007-02-06 Richard Henderson <rth@redhat.com>
24267 * config/i386/constraints.md (Y2): Rename from Y.
24268 (Yi): New constraint.
24269 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24270 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24271 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24272 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24273 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24274 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24275 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24276 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24277 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24278 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24279 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24280 vec_extractv2si_1): Change Y constraints to Y2.
24281 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24282 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24283 Change Y constraints to Y2.
24284 (sse2_loadld): Change Y constraints to x.
24286 2007-02-06 Roger Sayle <roger@eyesopen.com>
24288 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24289 (parity<mode>2): New define_expand using rs6000_emit_parity.
24290 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24291 rs6000_emit_parity): New functions.
24292 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24293 rs6000_emit_parity): Prototype here.
24295 2007-02-06 Ian Lance Taylor <iant@google.com>
24297 * lower-subreg.c (simple_move_operand): Reject CONST.
24298 (resolve_clobber): Call validate_change rather than directly
24299 assigning to XEXP (pat, 0).
24301 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24303 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24304 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24305 (tree-cfg.o): Remove hashtab.h dependency.
24307 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24308 (struct ivopts_data): Change niters to pointer_map_t.
24309 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24310 (niter_for_exit): Create pointer_map on demand. Change for
24312 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24313 (free_loop_data): Destroy data->niters if created and reset field.
24314 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24315 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24317 * tree-ssa-reassoc.c: Include pointer-set.h.
24318 (bb_rank): Change to long *.
24319 (operand_rank): Change to pointer_map_t.
24320 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24321 (insert_operand_rank): Accept long.
24322 (operand_entry_hash, operand_entry_eq): Remove.
24323 (get_rank): Return long. Adjust for changes above.
24324 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24326 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24328 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24329 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24330 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24332 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24333 directly since it cannot be NULL.
24334 (get_vi_for_tree): Rewrite for pointer_map API.
24335 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24336 (init_alias_vars): Create vi_for_tree as pointer_map.
24337 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24339 * tree-cfg.c: Don't include hashtab.h.
24340 (edge_to_cases): Declare as pointer_map.
24341 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24343 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24344 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24345 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24347 (record_switch_edge): Delete.
24348 (get_cases_for_edge): Adjust for pointer_map API, inline
24349 record_switch_edge (rewritten for new API), remove goto.
24351 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24353 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24354 * tree-nested.c: Include pointer-set.h.
24355 (var_map_elt, var_map_eq, var_map_hash): Delete.
24356 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24357 to pointer_map_t's.
24358 (nesting_info_bitmap_obstack): New.
24359 (lookup_field_for_decl): Adjust for pointer_map API.
24360 (lookup_tramp_for_decl): Adjust for pointer_map API.
24361 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24362 (get_local_debug_decl): Adjust for pointer_map API.
24363 (convert_nl_goto_reference): Adjust for pointer_map API.
24364 (convert_nl_goto_receiver): Adjust for pointer_map API.
24365 (create_nesting_tree): Create outside GGC space. Create bitmap on
24366 the new obstack. Create field_map and var_map as pointer_maps.
24367 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24369 (lower_nested_functions): Move root here, no need to NULL it.
24370 Initialize and release the obstack.
24372 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24374 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24375 Remove prototypes and make them non-static.
24376 (struct tree_int_map): Remove.
24377 * tree.h (struct tree_int_map): Move here, turning TO into an
24379 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24381 * tree.h (TREE_COMPLEXITY): Remove.
24382 (struct tree_exp): Remove complexity field.
24383 * tree.c (build1_stat): Don't set it.
24385 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24386 Victor Kaplansky <victork@il.ibm.com>
24388 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24389 (vect_is_simple_reduction): Support reduction with induction as
24390 one of the operands.
24391 (vect_is_simple_iv_evolution): Fix formatting.
24392 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24393 formatting. Don't mark induction phis for vectorization.
24394 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24395 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24396 (vect_get_vec_def_for_operand): Support induction.
24397 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24399 (vectorizable_reduction): Support reduction with induction as one of
24401 (vectorizable_type_demotion): Use def-type of stmt argument rather
24402 than dummy def-type.
24404 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24405 flag_tree_scev_cprop.
24406 * common.opt (tree-scev-cprop): New flag.
24408 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24409 call to vect_get_new_vect_var.
24411 2007-02-06 Ira Rosen <irar@il.ibm.com>
24413 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24414 vectype is not NULL.
24415 (vect_pattern_recog_1): Likewise.
24417 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24419 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24420 (fold_negate_expr): Likewise.
24422 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24425 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24426 even if cv-qualification is the same.
24428 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24430 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24431 __enable_execute_stack on completion.
24433 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24435 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24436 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24437 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24438 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24439 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24440 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24441 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24442 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24444 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24446 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24447 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24448 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24449 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24450 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24451 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24452 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24453 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24454 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24455 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24456 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24457 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24458 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24459 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24460 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24461 sqrtextenddfxf2_i387): Added amdfam10_decode.
24463 * config/i386/athlon.md (athlon_idirect_amdfam10,
24464 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24465 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24466 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24467 athlon_ivector_store_amdfam10): New define_insn_reservation.
24468 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24471 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24473 * config/i386/athlon.md (athlon_call_amdfam10,
24474 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24475 define_insn_reservation.
24476 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24477 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24478 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24480 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24482 * config/i386/athlon.md (athlon_sseld_amdfam10,
24483 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24484 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24486 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24488 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24489 define_insn_reservation.
24490 * config/i386/i386.md (sseins): Added sseins to define_attr type
24491 and define_attr unit.
24492 * config/i386/sse.md: Set type attribute to sseins for insertq
24495 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24497 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24498 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24499 ssecomi_load_amdfam10, ssecomi_amdfam10,
24500 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24501 define_insn_reservation.
24502 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24504 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24506 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24507 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24508 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24509 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24510 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24511 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24512 define_insn_reservation.
24514 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24515 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24516 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24517 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24518 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24520 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24522 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24523 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24524 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24525 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24526 athlon_ssemul_load_k8): Added amdfam10.
24528 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24530 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24531 (x86_sse_unaligned_move_optimal): New variable.
24533 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24535 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24536 for unaligned vector SSE double/single precision loads for AMDFAM10.
24538 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24540 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24541 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24542 Define TARGET_CPU_DEFAULT_amdfam10.
24543 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24544 (processor_type): Add PROCESSOR_AMDFAM10.
24546 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24547 processor_type in config/i386/i386.h.
24548 Enable imul peepholes for TARGET_AMDFAM10.
24550 * config.gcc: Add support for --with-cpu option for amdfam10.
24552 * config/i386/i386.c (amdfam10_cost): New variable.
24553 (m_AMDFAM10): New macro.
24554 (m_ATHLON_K8_AMDFAM10): New macro.
24555 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24556 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24557 x86_promote_QImode, x86_integer_DFmode_moves,
24558 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24559 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24560 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24561 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24562 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24563 Enable/disable for amdfam10.
24564 (override_options): Add amdfam10_cost to processor_target_table.
24565 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24566 processor_alias_table.
24567 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24568 (ix86_adjust_cost): Add code for amdfam10.
24570 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24572 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24573 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24574 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24575 * config/i386/i386.h: Add builtin definition for SSE4A.
24576 * config/i386/i386.md: Add support for ABM instructions
24577 (popcnt and lzcnt).
24578 * config/i386/sse.md: Add support for SSE4A instructions
24579 (movntss, movntsd, extrq, insertq).
24580 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24581 Add -march=amdfam10 flag.
24582 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24583 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24585 * doc/extend.texi: Add documentation for SSE4A builtins.
24587 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24589 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24591 2007-02-05 Richard Guenther <rguenther@suse.de>
24593 * tree-vectorizer.h (vectorizable_function): Add argument type
24594 argument, change return type.
24595 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24596 * tree-vect-transform.c (vectorizable_function): Handle extra
24597 argument, return vectorized function decl.
24598 (build_vectorized_function_call): Remove.
24599 (vectorizable_call): Handle calls with result and argument types
24600 differing. Handle loop vectorization factor correctly.
24601 * targhooks.c (default_builtin_vectorized_function): Adjust for
24603 * targhooks.h (default_builtin_vectorized_function): Likewise.
24604 * target.h (builtin_vectorized_function): Add argument type
24606 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24607 extra argument, allow vectorizing of lrintf.
24608 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24609 documentation of target hook.
24611 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24614 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24615 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24616 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24618 2007-02-05 Roger Sayle <roger@eyesopen.com>
24620 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24621 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24622 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24623 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24624 before canonicalizing sincos to cexpi.
24625 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24627 2007-02-05 Roger Sayle <roger@eyesopen.com>
24629 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24630 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24631 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24633 2007-02-05 Roger Sayle <roger@eyesopen.com>
24635 * mips-tfile.c (initialize_init_file): Correct endianness test.
24637 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24639 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24640 the 'y' constraint.
24642 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24644 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24645 saves in a PARALLEL before the register assignments.
24647 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24649 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24650 DWARF_FRAME_RETURN_COLUMN to be a general register.
24651 * dwarf2out.c (init_return_column_size): New function, split from...
24652 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24653 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24654 to be nongeneral registers.
24655 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24657 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24658 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24660 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24662 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24664 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24666 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24667 (remove_path): Use can_remove_branch_p and remove_branch instead
24668 of loop_delete_branch_edge.
24669 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24670 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24671 Update profile using scale_dominated_blocks_in_loop.
24672 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24673 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24674 (can_remove_branch_p, remove_branch): Declare.
24675 * tree-cfg.c (tree_can_remove_branch_p): New function.
24676 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24677 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24678 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24680 2007-02-05 Jan Hubicka <jh@suse.cz>
24682 PR middle-end/30696
24683 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24684 nodes in cgraph, don't remove offline copy of the function.
24686 2007-02-04 Jan Hubicka <jh@suse.cz>
24688 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
24689 vectors might cause maybe_lookup_element_for_expr to be called
24690 on non-sra-candidate.
24692 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24694 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
24695 config/bfin/bfin.md, config/bfin/predicates.md: Follow
24696 spelling conventions.
24698 2007-02-04 Richard Guenther <rguenther@suse.de>
24700 PR middle-end/30636
24701 * fold-const.c (try_move_mult_to_index): Make sure to not
24702 overflow one dimension of a multi-dimensional array access.
24704 2007-02-04 Jan Hubicka <jh@suse.cz>
24706 * passes.c (init_optimization_passes): Reindent.
24708 2007-02-04 Jan Hubicka <jh@suse.cz>
24709 Eric Botcazou <ebotcazou@adacore.com>
24711 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
24712 (execute_fixup_cfg): Break out the abnormal goto code.
24713 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
24714 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
24715 (optimize_inline_calls): Call make_nonlocal_label_edges.
24717 2007-02-04 Jan Hubicka <jh@suse.cz>
24719 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
24720 true when something was changed.
24721 (rename_ssa_copies): When something was changed, do
24722 TODO_remove_unused_locals.
24723 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24724 add TODO_remove_unused_locals when instruction was removed.
24726 2007-02-04 Jan Hubicka <jh@suse.cz>
24728 * ipa-inline.c (try_inline): Improve debug output; work on already
24730 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
24731 call try_inline for already inlined edges too when flattening;
24732 inline also functions that make callee growth but overall unit size
24735 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24737 * config/m32c/bitops.md, config/m32c/jump.md,
24738 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
24739 config/m32r/m32r.h, config/m32r/m32r.md,
24740 config/m32r/predicates.md, config/m68hc11/larith.asm,
24741 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
24742 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
24743 config/mips/mips-protos.h, config/mips/mips.c,
24744 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
24745 config/mn10300/mn10300.h, config/mn10300/predicates.md,
24746 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
24747 spelling conventions.
24749 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
24750 Follow spelling conventions.
24752 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
24754 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
24755 warn about C++0x compatibility.
24757 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24759 * config/h8300/h8300.c, config/h8300/h8300.h,
24760 config/h8300/h8300.md: Follow spelling conventions.
24762 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
24764 PR middle-end/30667
24765 * combine.c (try_combine): Do not substitute source operand
24766 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
24768 2007-02-03 Jan Hubicka <jh@suse.cz>
24770 PR gcov-profile/30650
24771 * value-prof.c (stringop_block_profile): Fix handling of size counter;
24772 do not divide by zero for never executed counters.
24773 (tree_find_values_to_profile): Fix counters.
24774 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
24776 2007-02-03 Ian Lance Taylor <iant@google.com>
24778 * lower-subreg.c (simple_move_operand): New static function,
24779 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
24781 (simple_move): Call simple_move_operand.
24782 (find_decomposable_subregs): Add special handling of MEMs.
24783 (can_decompose_p): Rename from cannot_decompose_p. Reverse
24784 meaning of return value. If we see a hard register, test whether
24785 it can store a word_mode value. Change all callers.
24787 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24789 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
24790 ftrapv insns and expanders.
24791 (subdi3): Change define_expand operand 1 to arith11_operand, and
24792 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
24793 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
24794 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
24797 PR middle-end/30174
24798 * varasm.c (notice_global_symbol): Treat global objects as weak when
24799 flag_shlib is true.
24801 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24803 * emit-rtl.c (dconstpi): Delete.
24804 (dconstsqrt2): New.
24805 (init_emit_once): Delete dconstpi and init dconstsqrt2.
24806 * real.h (dconstpi): Delete.
24807 (dconstsqrt2): New.
24808 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
24809 (fold_builtin_hypot): Likewise.
24811 2007-02-03 Tom Tromey <tromey@redhat.com>
24814 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
24815 -gcoff3, -gxcoff3, -gvms3 implies -dD.
24817 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
24819 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
24820 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
24821 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
24822 config/rs6000/cell.md, config/rs6000/darwin.h,
24823 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
24824 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
24825 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
24826 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
24827 typos. Follow spelling conventions.
24828 * doc/invoke.texi: Follow spelling conventions.
24830 2007-02-03 Roger Sayle <roger@eyesopen.com>
24832 * simplify-rtx.c (simplify_relational_operation_1): Implement some
24833 canonicalization transformations that attempt to simplify integer
24834 constant comparisons to become comparisons against zero.
24836 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24838 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
24840 * fold-const.c (fold_binary): Fix comment typos. Fold complex
24841 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
24843 2007-02-02 Mike Stump <mrs@apple.com>
24845 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
24846 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
24847 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
24848 generate a branch island.
24850 2007-02-02 Bob Wilson <bob.wilson@acm.org>
24852 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
24853 (xtensa_legitimate_address_p): New.
24854 (xtensa_legitimize_address): New.
24855 (xtensa_output_addr_const_extra): New.
24856 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
24858 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
24859 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
24860 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
24861 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
24862 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
24863 (xtensa_legitimize_address): New.
24864 (xtensa_output_addr_const_extra): New.
24866 2007-02-02 Steve Ellcey <sje@cup.hp.com>
24868 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
24870 2007-02-02 Ian Lance Taylor <iant@google.com>
24872 * expmed.c (expand_divmod): Add comment.
24874 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
24876 * emit-rtl.c (renumber_insns): Remove.
24877 * flags.h: Remove the extern for flag_renumber_insns.
24878 * rtl.h: Remove the prototype for renumber_insns.
24879 * toplev.c (flag_renumber_insns): Remove.
24881 2007-02-02 Hui-May Chang <hm.chang@apple.com>
24883 Revert for x86 darwin:
24884 2005-06-19 Uros Bizjak <uros@kss-loka.si>
24886 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
24887 code before the following patch under TARGET_MACHO.
24888 (ix86_function_value_regno_p): Likewise.
24890 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24892 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
24895 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24898 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
24899 loads to general or fp registers. Add comments.
24900 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
24902 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
24904 * pointer-set.c (insert_aux): Only return insertion slot.
24905 (pointer_set_insert): Adjust.
24906 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
24907 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
24908 pointer_map_traverse): New.
24909 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
24910 pointer_map_create, pointer_map_destroy, pointer_map_insert,
24911 pointer_map_contains, pointer_map_traverse): Declare.
24913 2007-02-02 Jakub Jelinek <jakub@redhat.com>
24915 PR middle-end/30473
24916 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
24917 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
24919 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24921 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
24923 (struct _dep): New type.
24924 (dep_t): New typedef.
24925 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
24926 (DEP_STATUS): New access macro. The macro with the same name was
24927 renamed to DEP_LINK_STATUS.
24928 (dep_init): Declare function
24930 (struct _dep_link): New type.
24931 (dep_link_t): New typedef.
24932 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
24933 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
24934 (DEP_LINK_STATUS): New macro.
24935 (debug_dep_links): New debug function.
24937 (struct _deps_list): New type.
24938 (deps_list_t): New typedef.
24939 (DEPS_LIST_FIRST): New access macro.
24940 (FOR_EACH_DEP_LINK): New cycle macro.
24941 (create_deps_list, free_deps_list, delete_deps_list): Declare
24943 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
24944 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
24945 (copy_deps_list_change_con): Ditto.
24947 (move_dep_link): Declare function.
24949 (struct _dep_node): New type.
24950 (dep_node_t): New typedef.
24951 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
24953 (struct haifa_insn_data.back_deps): New field to hold backward
24954 dependencies of the insn.
24955 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
24957 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
24958 Change its type to deps_list_t.
24959 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
24960 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
24961 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
24963 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
24965 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
24967 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
24969 (dep_cost): Declare.
24971 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
24972 (ds_to_dk, dk_to_ds): New functions.
24974 (init_dep_1): New static function.
24975 (init_dep): New function.
24976 (copy_dep): New static function.
24978 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
24980 (detach_dep_link): New static function.
24981 (move_dep_link): New function.
24983 (dep_links_consistent_p, dump_dep_links): New static functions.
24984 (debug_dep_links): New debugging function.
24986 (deps_obstack, dl_obstack, dn_obstack): New static variables.
24988 (alloc_deps_list, init_deps_list): New static functions.
24989 (create_deps_list): New function.
24990 (clear_deps_list): New static function.
24991 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
24992 (deps_list_consistent_p, dump_deps_list): New static functions.
24993 (debug_deps_list): New function.
24994 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
24996 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
24998 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
24999 use new scheduler dependencies lists.
25000 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25001 (sched_analyze): Ditto. Initialize dependencies lists.
25002 (add_forw_dep, compute_forward_dependences): Update to use new
25003 scheduler dependencies lists.
25005 (init_dependency_caches): Init deps_obstack.
25006 (free_dependency_caches): Free deps_obstack.
25008 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25009 new scheduler dependencies lists.
25010 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25011 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25013 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25014 Update to use new scheduler dependencies lists.
25015 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25016 (debug_dependencies): Ditto.
25017 (schedule_region): Update comments.
25019 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25020 scheduler dependencies lists.
25021 (schedule_ebb): Update comments.
25023 * rtl.def (DEPS_LIST): Remove.
25025 * lists.c (unused_deps_list): Remove.
25026 (free_list): Update assertions.
25028 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25029 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25031 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25032 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25034 * haifa-sched.c (comments): Update.
25035 (insn_cost1): Remove. Inline the code into insn_cost ().
25036 (insn_cost): Update to use new scheduler dependencies lists. Move
25037 processing of the dependency cost to dep_cost ().
25038 (dep_cost): New function. Use it instead of insn_cost () when
25039 evaluating cost of the dependency. Use compatible interface to
25040 interact with the target.
25041 (priority): Update to use new scheduler dependencies lists.
25042 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25043 with greater number of insns that depend on the insn.
25044 (schedule_insn): Update to use new scheduler dependencies lists. Add
25045 code to free backward dependencies lists. Inline and optimize code
25046 from resolve_dep () - see PR28071.
25047 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25048 lists. Update call to targetm.sched.is_costly_dependence hook.
25050 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25051 scheduler dependencies lists.
25053 (resolve_dep): Remove. Move the logic to schedule_insn ().
25054 (init_h_i_d): Initialize dependencies lists.
25056 (process_insn_depend_be_in_spec): Rename to
25057 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25058 dependencies lists.
25059 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25060 Update to use new scheduler dependencies lists.
25061 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25063 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25064 new scheduler dependencies lists.
25065 (build_intra_loop_deps): Ditto.
25067 * target.h (struct _dep): Declare to use in
25068 gcc_target.sched.is_costly_dependence.
25069 (struct gcc_target.sched.adjust_cost): Fix typo.
25070 (struct gcc_target.sched.is_costly_dependence): Change signature to
25071 use single dep_t parameter instead of an equivalent triad.
25072 (struct gcc_target.sched.adjust_cost_2): Remove.
25074 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25076 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25078 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25080 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25082 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25083 (REG_DEP_TRUE): Document.
25085 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25086 Change signature to correspond to the targetm.sched.adjust_cost hook.
25087 Update use in TARGET_SCHED_ADJUST_COST_2.
25088 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25089 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25090 new scheduler dependencies lists.
25091 (ia64_gen_check): Ditto.
25093 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25094 scheduler dependencies lists.
25096 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25097 signature to correspond to the targetm.sched.is_costly_dependence hook.
25098 (is_costly_group): Update to use new scheduler dependencies lists.
25100 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25101 instead of INSN_COST () macro.
25103 2007-02-01 Ian Lance Taylor <iant@google.com>
25105 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25107 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25109 * pa.md (tp_load): Correct mfctl instruction syntax.
25111 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25113 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25114 altivec_padding_size calculation on AIX. Improve comment, add
25115 assert to verify that it's right.
25117 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25120 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25122 PR inline-asm/28686
25123 * global.c (global_alloc): Add mising initialization of
25126 2007-02-01 Roger Sayle <roger@eyesopen.com>
25128 * alias.c (init_alias_analysis): Correct whitespace.
25129 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25130 partition_hot_cold_basic_blocks): Likewise.
25131 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25132 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25133 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25134 fold_builtin_snprintf_chk, fold_builtin_printf,
25135 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25136 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25137 * cfgcleanup.c (cleanup_cfg): Likewise.
25138 * cfgexpand.c (tree_expand_cfg): Likewise.
25139 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25140 * function.c (get_next_funcdef_no): Likewise.
25141 * gengtype.c (main): Likewise.
25142 * genmodes.c (main): Likewise.
25143 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25144 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25145 * ifcvt.c (noce_emit_move_insn): Likewise.
25146 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25148 * stor-layout.c (get_best_mode): Likewise.
25149 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25150 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25151 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25152 perform_var_substitution, solve_graph): Likewise.
25153 * tree-vrp.c (vrp_finalize): Likewise.
25155 2007-02-01 Ian Lance Taylor <iant@google.com>
25157 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25158 high part of a paradoxical subreg, return a constant zero.
25160 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25162 * toplev.c (lang_dependent_init): Call init_set_costs.
25163 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25165 2007-02-01 Richard Guenther <rguenther@suse.de>
25167 PR middle-end/30656
25168 * fold-const.c (fold_negate_expr): Allow negating a
25169 constant if overflow does not change.
25171 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25173 * doc/c-tree.texi (Expression trees): Improve markup.
25174 * doc/tm.texi (Register Classes, Addressing Modes)
25175 (Floating Point): Fix spacing after abbreviations. Fix some
25178 2007-02-01 Ben Elliston <bje@au.ibm.com>
25180 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25181 * doc/contrib.texi: Likewise.
25182 * doc/install.texi: Likewise.
25184 2007-01-31 Richard Henderson <rth@redhat.com>
25185 Ian Lance Taylor <iant@google.com>
25187 * lower-subreg.c: New file.
25188 * rtl.def (CONCATN): Define.
25189 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25190 pass_lower_subreg2.
25191 * emit-rtl.c (update_reg_offset): New static function, broken out
25192 of gen_rtx_REG_offset.
25193 (gen_rtx_REG_offset): Call update_reg_offset.
25194 (gen_reg_rtx_offset): New function.
25195 * regclass.c: Revert patch of 2006-03-05, restoring
25197 (clear_reg_info_regno): New function.
25198 * dwarf2out.c (concatn_loc_descriptor): New static function.
25199 (loc_descriptor): Handle CONCATN.
25200 * common.opt (fsplit_wide_types): New option.
25201 * opts.c (decode_options): Set flag_split_wide_types when
25203 * timevar.def (TV_LOWER_SUBREG): Define.
25204 * rtl.h (gen_reg_rtx_offset): Declare.
25205 (reg_scan_update): Declare.
25206 * regs.h (clear_reg_info_regno): Declare.
25207 * tree-pass.h (pass_lower_subreg): Declare.
25208 (pass_lower_subreg2): Declare.
25209 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25210 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25211 -fsplit-wide-types.
25212 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25213 * Makefile.in (OBJS-common): Add lower-subreg.o.
25214 (lower-subreg.o): New target.
25216 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25218 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25220 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25223 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25225 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25227 PR middle-end/29335
25228 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25230 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25232 * cfgloop.h: Include vec-prim.h.
25233 (enum li_flags): Remove LI_ONLY_OLD.
25234 (loop_iterator): Changed.
25235 (fel_next, fel_init): Iterate over loop tree.
25236 (FOR_EACH_LOOP_BREAK): New macro.
25237 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25239 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25240 * modulo-sched.c (sms_schedule): Ditto.
25241 * tree-vectorizer.c (vectorize_loops): Ditto.
25242 * doc/loop.texi: Update information on loop numbering and behavior of
25243 FOR_EACH_LOOP wrto new loops.
25244 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25245 add_to_evolution_1): Test nestedness of loops instead of comparing
25247 * tree-chrec.c (chrec_fold_plus_poly_poly,
25248 chrec_fold_multiply_poly_poly, chrec_evaluate,
25249 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25250 reset_evolution_in_loop): Ditto.
25251 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25253 2007-01-31 Dirk Mueller <dmueller@suse.de>
25255 * c-common.c (warn_about_parentheses): Separate warning about
25256 un-parenthized sequence of comparison operators from the one
25257 which is supposed to warn about x <= y <= z.
25259 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25261 * optabs.h (enum optab_index): Add new OTI_isinf.
25262 (isinf_optab): Define corresponding macro.
25263 * optabs.c (init_optabs): Initialize isinf_optab.
25264 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25266 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25267 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25269 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25270 expand_builtin_interclass_mathfn.
25271 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25272 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25273 (fxam<mode>2_i387): New insn pattern.
25274 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25275 built-in functions as x87 inline asm.
25277 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25279 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25281 2007-01-30 Eric Christopher <echristo@apple.com>
25283 * config.gcc: Add geode.
25285 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25287 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25288 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25289 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25290 value-prof.c: Fix comment typos.
25292 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25295 * doc/invoke.texi (Wpointer-arith): Document warning.
25297 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25299 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25300 the list of discrepancies from the draft TR.
25302 2007-01-30 Dirk Mueller <dmueller@suse.de>
25305 * doc/invoke.texi (-Wreturn-type): Update description to
25306 match new behavior.
25308 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25310 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25312 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25314 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25315 to handle optabs that operate on floating point input argument and
25316 output to integer output.
25317 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25318 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25319 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25320 expand_builtin_interclass_mathfn ().
25321 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25322 (ilogbsi2): Remove.
25323 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25324 ilogbl built-in functions as x87 intrinsics.
25326 2007-01-30 Richard Guenther <rguenther@suse.de>
25328 PR middle-end/27657
25329 * dwarf2out.c (reference_to_unused): Query varpool if the
25330 variable was output.
25332 2007-01-30 Richard Guenther <rguenther@suse.de>
25334 PR middle-end/30313
25335 * passes.c (execute_one_pass): Reset in_gimple_form to not
25336 confuse non-unit-at-a-time mode.
25338 2007-01-29 Roger Sayle <roger@eyesopen.com>
25339 Richard Guenther <rguenther@suse.de>
25341 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25342 avoid undefined behaviour on overflow. Use force_fit_type_double
25343 to construct the constant with the specified TREE_OVERFLOW.
25345 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25347 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25348 * config/dfp-bit.h: Ditto.
25350 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25352 * c-decl.c (pop_scope): Replace warnings with call to
25353 warn_for_unused_label.
25354 * c-common.h (warn_for_unused_label): Declare.
25355 * c-common.c (warn_for_unused_label): Define.
25357 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25359 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25362 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25364 * Makefile.in (USER_H): Remove decfloat.h.
25365 * ginclude/decfloat.h: Delete, moving contents to ...
25366 * ginclude/float.h: Add support for decimal floating point,
25367 guarded by __STDC_WANT_DEC_FP__.
25369 2007-01-29 Mike Stump <mrs@apple.com>
25371 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25372 Analysis and Representation to resolve case insensitive conflict.
25373 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25375 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25377 * tree.h (struct tree_memory_tag): Add aliases member.
25378 (MTAG_ALIASES): New macro.
25379 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25380 (add_may_alias): Remove pointer-set. Update for may_aliases being
25382 (mark_aliases_call_clobbered): Update for may_aliases being a
25384 (compute_tag_properties): Ditto.
25385 (create_partition_for): Ditto.
25386 (compute_memory_partitions): Ditto.
25387 (dump_may_aliases_for): Ditto.
25388 (is_aliased_with): Ditto.
25389 (add_may_alias_for_new_tag): Ditto.
25390 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25391 (compute_is_aliased): New function.
25392 (compute_may_aliases): Call compute_is_aliased).
25393 (init_alias_info): Initialize alias_bitmap_obstack.
25394 (union_alias_set_into): New function.
25395 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25396 (have_common_aliases_p): Rewrite to take two bitmaps and use
25398 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25399 Update for bitmaps.
25400 (finalize_ref_all_pointers): Update for add_may_alias changes.
25401 (new_type_alias): Ditto.
25402 * tree-flow-inline.h (may_aliases): Return a bitmap.
25403 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25404 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25405 may_aliases being a bitmap.
25406 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25407 may_aliases now returns a bitmap.
25408 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25410 * tree-ssa-operands.c (add_virtual_operand): Update for
25411 may_aliases being a bitmap.
25413 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25415 PR tree-optimization/30630
25416 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25417 variable as changed.
25419 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25422 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25423 expanded only once even if an error occurs.
25425 2007-01-29 Ben Elliston <bje@au.ibm.com>
25427 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25428 (__gcov_average_profiler): Likewise.
25429 (__gcov_ior_profiler): Likewise.
25430 (__gcov_merge_ior): Likewise.
25432 2007-01-28 Jan Hubicka <jh@suse.cz>
25434 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25435 * value-prof.c (stringop_block_profile): Likewise.
25437 2007-01-28 Jan Hubicka <jh@suse.cz>
25439 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25440 Add variant handling histograms; add wrapper.
25441 (clear_storage_via_libcall): Export.
25442 (emit_block_move_hints): Break out from ...; add histograms.
25443 (emit_block_move): ... this one.
25444 (clear_storage_hints): Break out from ...; add histograms.
25445 (clear_storage): ... this one.
25446 (set_storage_via_memset): Handle histogram.
25447 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25448 (clear_storage_hints, clear_storage_via_libcall): Declare.
25449 (set_storage_via_setmem): Update prototype.
25450 * doc/md.texi (movmem, setmem): Document new arguments.
25452 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25453 Add new histograms.
25454 (stringop_block_profile): New global function.
25455 (tree_stringops_values_to_profile): Profile block size and alignment.
25456 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25458 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25459 (stringop_block_profile): Declare.
25460 * builtins.c: Include value-prof.h.
25461 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25462 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25463 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25464 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25465 * profile.c (instrument_values): Add new counters.
25466 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25468 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25469 (tree_init_edge_profiler): Build new profilers.
25470 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25471 (pass_tree_profile): Add dump.
25472 (tree_profile_hooks): Update.
25473 * Makefile.in (LIBGCOV): Add new constants.
25474 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25475 __gcov_ior_profiler): New.
25476 * i386.md (movmem/setmem expanders): Add new optional arguments.
25478 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25480 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25482 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25484 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25485 (tree_unswitch_single_loop): Pass eni_size_weights to
25486 tree_num_loop_insns.
25487 * tree-ssa-loop-manip.c: Include tree-inline.h.
25488 (can_unroll_loop_p): Pass eni_size_weights to
25489 tree_num_loop_insns.
25490 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25491 Pass eni_size_weights to estimate_num_insns.
25492 * tree.h (init_inline_once): Export.
25493 * toplev.c (backend_init): Call init_inline_once.
25494 * cgraphunit.c (cgraph_process_new_functions,
25495 cgraph_analyze_function): Pass eni_inlining_weights to
25496 estimate_num_insns.
25497 * ipa-inline.c (compute_inline_parameters): Ditto.
25498 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25499 to estimate_num_insns.
25500 (try_unroll_loop_completely): Pass eni_size_weights to
25501 tree_num_loop_insns.
25502 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25503 ot estimate_num_insns.
25504 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25505 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25506 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25507 eni_time_weights): New variables.
25508 (init_inline_once): Initialize them.
25509 (struct eni_data): Mew.
25510 (estimate_num_insns_1, estimate_num_insns): Use weights.
25511 * tree-inline.h (struct eni_weights_d): New.
25512 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25513 (estimate_num_insns): Declaration changed.
25514 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25515 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25516 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25518 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25520 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25521 relations in the conflict function is valid.
25523 2007-01-27 Ian Lance Taylor <iant@google.com>
25525 * common.opt: Add fstrict-overflow.
25526 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25527 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25528 (TYPE_OVERFLOW_UNDEFINED): Define.
25529 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25531 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25532 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25533 (fold_negate_expr): Likewise.
25534 (make_range): Likewise.
25535 (extract_muldiv_1): Likewise.
25536 (maybe_canonicalize_comparison): Likewise.
25537 (fold_comparison): Likewise.
25538 (fold_binary): Likewise.
25539 (tree_expr_nonnegative_p): Likewise.
25540 (tree_expr_nonzero_p): Likewise.
25541 * tree-vrp.c (compare_values): Likewise.
25542 (extract_range_from_binary_expr): Likewise.
25543 (extract_range_from_unary_expr): Likewise.
25544 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25546 (nowrap_type_p): Likewise.
25547 * tree-scalar-evolution.c (simple_iv): Likewise.
25548 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25549 (build_range_check): Likewise.
25550 (extract_muldiv_1): Likewise.
25551 (fold_comparison): Likewise.
25552 * tree-vrp.c (vrp_int_const_binop): Likewise.
25553 (extract_range_from_unary_expr): Likewise.
25554 * convert.c (convert_to_integer): Likewise.
25555 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25556 (fold_comparison): Likewise.
25557 (fold_binary): Likewise.
25558 * optabs.c (optab_for_tree_code): Likewise.
25559 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25560 * simplify-rtx.c (simplify_const_relational_operation): Check
25561 flag_strict_overflow and flag_trapv.
25562 (simplify_const_relational_operation): Likewise.
25563 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25564 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25567 2007-01-27 Roger Sayle <roger@eyesopen.com>
25569 * tree.c (tree_fold_gcd): Delete.
25570 * tree.h (tree_fold_gcd): Remove prototype.
25571 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25572 test whether one constant integer is a multiple of another. Instead
25573 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25574 * fold-const.c (multiple_of_p): We've determined both TOP and
25575 BOTTOM are integer constants so we can call int_const_binop directly
25576 instead of the more generic const_binop.
25578 2007-01-27 Roger Sayle <roger@eyesopen.com>
25580 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25581 1*X check that the constant hasn't overflowed, to preserve the
25583 (round_up): Provide an efficient implementation when rouding-up an
25584 INTEGER_CST to a power-of-two.
25586 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25588 * doc/sourcebuild.texi: Add comma for clarity.
25589 * doc/extend.texi: Fix some typos.
25590 * doc/passes.texi: Likewise.
25591 * doc/cppinternals.texi: Likewise.
25592 * doc/c-tree.texi: Likewise.
25593 * doc/tree-ssa.texi: Likewise.
25594 * doc/install.texi: Likewise.
25596 2007-01-27 Jan Hubicka <jh@suse.cz>
25598 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25599 (pass_sra): Do not require alias information.
25600 * passes.c (init_optimization_passes): Add SRA
25602 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25604 * tracer.c (rest_of_handle_tracer): We already cleaned
25605 up the CFG in tracer() so don't do it here again.
25606 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25607 cleanup_cfg here, either. And don't call renumber_insns.
25609 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25610 and BB_HEAD are in the insn stream here. Instead make sure
25611 that BB_INSN is valid on all insns. Also, do check here that
25612 there are no pending branch predictions...
25613 (rtl_verify_flow_info): ...instead of doing it here. Checks
25614 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25617 2007-01-26 Roger Sayle <roger@eyesopen.com>
25619 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25620 function to simplify/factorize operand order canonicalization.
25621 (ix86_fixup_binary_operands): Reorganize using the above function.
25622 (ix86_binary_operator_ok): Likewise.
25624 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25626 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25627 file scope from optimize_attrs.
25628 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25630 (optimize_attrs): Clear insn_code_values after freeing it.
25632 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25634 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25635 a parts.base assignment.
25637 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25639 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25640 (compute_subscript_distance, initialize_data_dependence_relation,
25641 finalize_ddr_dependent, analyze_ziv_subscript,
25642 analyze_siv_subscript_cst_affine,
25643 compute_overlap_steps_for_affine_univar,
25644 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25645 analyze_siv_subscript, analyze_miv_subscript,
25646 analyze_overlapping_iterations, subscript_dependence_tester_1,
25647 compute_self_dependence, free_dependence_relation): Work
25648 with affine_fn instead of chrecs.
25649 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25650 common_affine_function, affine_function_base,
25651 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25652 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25653 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25654 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25655 (all_chrecs_equal_p): Removed.
25656 * tree-data-ref.h (affine_fn, conflict_function): New types.
25657 (struct subscript): Change type of conflicting_iterations_in_a
25658 and conflicting_iterations_in_b.
25660 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25663 * config/pa/pa.h (TARGET_HPUX_11): New.
25664 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25665 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25667 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25668 Richard Guenther <rguenther@suse.de>
25670 * tree-ssa-structalias.c (solve_graph): Handle case
25671 we merged the variable to another.
25673 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25675 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25678 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25679 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25681 2007-01-25 DJ Delorie <dj@redhat.com>
25683 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25684 allow changes to modes which don't fit in those registers.
25686 * reload1.c (choose_reload_regs): Check for invalid subregs before
25687 computing their locations, not after.
25689 2007-01-25 Geoffrey Keating <geoffk@apple.com>
25692 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
25693 save Altivec registers in an eh_return function.
25694 (compute_vrsave_mask): Likewise.
25695 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
25696 for saving Altivec registers.
25697 (rs6000_emit_prologue): Don't allocate stack twice in
25698 eh_return function. Correct expected value of altivec_save_offset
25699 when using save_world. Describe save of R0 to stack when using
25700 save_world. Describe stack pointer adjustment when using
25701 save_world. Remove duplicated eh_return parameter register saving.
25702 Update sp_offset variable after save_world.
25703 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
25705 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
25706 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
25709 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25711 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
25713 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25716 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
25717 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
25719 2007-01-25 Richard Guenther <rguenther@suse.de>
25721 * doc/invoke.texi (-Wcoverage-mismatch): Document.
25722 * common.opt (-Wcoverage-mismatch): New warning option.
25723 * coverage.c (get_coverage_counts): Ignore coverage mismatch
25724 if -Wcoverage-mismatch is given.
25726 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
25728 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
25729 (ipcp_driver): Change to static definition.
25730 Add dumping of the ifunctions.
25731 (constant_val_insert): Remove unused parameter. Support for SSA.
25732 (ipcp_propagate_const): Support for SSA.
25733 (ipcp_profile_bb_print): Print only analyzed nodes.
25734 (ipcp_replace_map_create): Remove support for Fortran constant
25736 * ipa-prop.c (ipa_method_modify_stmt,
25737 ipa_callsite_compute_param): Support for SSA.
25738 * ipa-prop.h (ipcp_driver): Remove declaration.
25739 (IS_VALID_TREE_MAP_INDEX): Add define.
25741 2007-01-24 Geoffrey Keating <geoffk@apple.com>
25743 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
25745 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25747 PR middle-end/30447
25748 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
25749 constant argument to cabs and do it without checking for
25750 -funsafe-math-optimizations.
25752 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
25754 * c-common.h (RID_FIRST_CXX0X): New.
25755 (RID_LAST_CXX0X): New.
25756 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
25758 * c.opt (Wc++0x-compat): New.
25759 * doc/invoke.texi (-Wc++0x-compat): Document.
25761 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25763 * builtins.c (fold_builtin_carg): New.
25764 (fold_builtin_1): Use it.
25766 2007-01-24 Jan Hubicka <jh@suse.cz>
25768 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
25770 * ipa-inline.c (initial_insns, max_insns): Delete.
25771 (compute_max_insns): New function.
25772 (cgraph_decide_inlining_of_small_function): Use it; take minimal
25773 amount of insns as base for code growth.
25774 (cgraph_decide_inlining): Make initial_insns local; do not compute
25776 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
25777 * doc/invoke.texi (inline-unit-growth): Update docs.
25779 2007-01-24 Jakub Jelinek <jakub@redhat.com>
25781 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
25782 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
25783 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
25784 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
25785 for CPUs that have PTA_CX16 set.
25787 PR middle-end/27416
25788 * gimplify.c (omp_check_private): New function.
25789 (gimplify_scan_omp_clauses): Use it for
25790 firstprivate/lastprivate/reduction.
25792 PR middle-end/30494
25793 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
25794 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
25796 PR middle-end/30421
25797 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
25798 If lower_lastprivate_clauses emits some statements, append them
25799 to dlist rather than body_p and to body_p append an initializer.
25800 (lower_omp_for): Adjust caller.
25802 2007-01-24 Steve Ellcey <sje@cup.hp.com>
25804 * target.h (globalize_decl_name): New.
25805 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25806 * output.h (default_globalize_decl_name): New.
25807 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
25809 (globalize_decl): Ditto.
25810 (default_globalize_decl_name): New.
25811 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
25812 (ia64_handle_version_id_attribute): New.
25813 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25814 (ia64_asm_output_external): Use globalize_decl_name instead
25815 of globalize_label.
25816 * doc/extend.texi (version_id): New pragma.
25817 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
25819 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25821 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
25822 _uleb128_t and _Unwind_SWord with _sleb128_t.
25823 * unwind-dw2.c (extract_cie_info, execute_stack_op,
25824 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
25826 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
25827 * unwind-pe.h (read_uleb128, read_sleb128,
25828 read_encoded_value_with_base): Likewise.
25829 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
25831 2007-01-24 Richard Guenther <rguenther@suse.de>
25833 * builtins.c (expand_builtin_cexpi): Get the fndecl
25834 for cexp in the correct way.
25836 2007-01-24 Jan Hubicka <jh@suse.cz>
25838 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
25841 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25843 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
25844 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
25845 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
25846 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
25847 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
25848 __SIZEOF_PTRDIFF_T__.
25849 * doc/cpp.texi: Documentation for the new builtin macros added.
25851 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
25853 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
25854 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
25855 instead of operands[2] to avoid access past the end of array.
25857 2007-01-24 Richard Sandiford <richard@codesourcery.com>
25859 * reload1.c (emit_reload_insns): Pass the reload register
25860 for a non-spill output reload through forget_old_reloads_1.
25862 2007-01-23 Joseph Myers <joseph@codesourcery.com>
25864 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25865 _SOFT_DOUBLE if doubles use software floating-point.
25866 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
25867 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25868 * config/rs6000/darwin-ldouble.c: Also compile functions for
25869 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
25870 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25871 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
25872 commented-out long double override.
25873 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
25874 * config/rs6000/eabispe.h: Likewise.
25875 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
25876 long double for non-SPE.
25877 (rs6000_handle_option): Likewise.
25878 (invalid_e500_subreg): Disallow more subregs involding DImode,
25879 DFmode, TImode or TFmode.
25880 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
25882 (legitimate_lo_sum_address_p): Also check for TFmode for E500
25884 (rs6000_legitimize_address): Also handle TFmode for E500 double.
25885 (rs6000_legitimize_reload_address): Also handle TFmode for E500
25887 (rs6000_legitimate_address): Also check for TFmode for E500
25889 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
25890 (spe_build_register_parallel): Handle TFmode and TCmode.
25891 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
25893 (function_arg): Handle TFmode and TCmode for E500 double.
25894 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
25896 (print_operand): Handle TFmode and TImode for %y.
25897 (rs6000_generate_compare): Handle TFmode comparisons for E500
25899 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
25900 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
25901 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
25902 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
25903 TFmode for E500 double.
25904 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
25905 (floatsidf2): Enable for E500 double.
25906 (movtf_softfloat): Use rs6000_nonimmediate_operand.
25907 (extenddftf2): Change to extenddftf2_fprs.
25908 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
25909 depending on TARGET_E500_DOUBLE.
25910 (extendsftf2): Enable for E500 double.
25911 (trunctfdf2): Enable for E500 double.
25912 (trunctfsf2): Change to trunctfsf2_fprs.
25913 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
25914 depending on TARGET_E500_DOUBLE.
25915 (floatsitf2): Enable for E500 double.
25916 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
25917 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
25918 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
25919 (negtf2): Change to negtf2_internal.
25920 (negtf2): New expander.
25921 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
25922 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
25923 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
25924 (movdi_internal32): Use rs6000_nonimmediate_operand.
25925 (unnamed splitter): Likewise.
25926 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
25927 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
25928 (SPE64TF, DITI): New mode macros.
25929 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
25932 (frob_<mode>_di_2): New.
25933 (frob_tf_di_8_2): New.
25934 (frob_di_df): Change to frob_di_<mode>; allow more modes.
25936 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
25938 (frob_ti_<mode>_8_2): New.
25939 (frob_ti_tf_2): New.
25940 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
25941 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
25943 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
25944 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
25945 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
25946 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
25947 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
25948 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
25951 2007-01-23 Ian Lance Taylor <iant@google.com>
25953 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
25955 (OBJS-archive): Reformat, alphabetize.
25956 (OBJS): Change out_object_file to OBJS-md.
25958 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
25960 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
25961 JUMP_P and CALL_P predicates where applicable.
25962 * config/i386/i386.c: Ditto.
25963 * config/i386/i386.md: Ditto.
25964 * config/i386/mmx.md: Ditto.
25965 * config/i386/predicates.md: Ditto.
25967 2007-01-22 Andreas Schwab <schwab@suse.de>
25969 * config/m68k/m68k.h: Fix comment.
25971 2007-01-22 Jan Hubicka <jh@suse.cz>
25973 * passes.c (init_optimization_passes): Do not rerun
25974 pass_early_warn_uninitialized.
25976 2007-01-22 Richard Guenther <rguenther@suse.de>
25978 PR tree-optimization/30038
25979 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
25981 (execute_cse_sincos_1): Likewise.
25982 (execute_cse_sincos): Likewise.
25983 (gate_cse_sincos): Likewise.
25984 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
25985 the cexpi() canonicalization of sincos().
25986 * tree-pass.h (pass_cse_sincos): Declare.
25987 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
25989 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
25991 PR rtl-optimization/29329
25992 * combine.c (replaced_rhs_insn): Rename to i2mod.
25993 (replaced_rhs_value): Rename to i2mod_new_rhs.
25994 (i2mod_old_rhs): New global variable.
25995 (combine_instructions): Adjust for above change. Save a copy of
25996 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
25997 note are substituted in the second instruction.
25998 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
25999 ditch the note if it pertains to the second eliminated register
26000 and this register is mentioned in i2mod_old_rhs.
26003 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26005 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26006 the insn to which the note was originally attached.
26008 2007-01-21 Jan Hubicka <jh@suse.cz>
26010 * ipa-inline.c (inlining_mode): Comment, move up.
26011 (cgraph_decide_inlining_incrementally): Do not perform inlining
26012 itself; fix handling of flattening of self recursive functions.
26013 (cgraph_find_cycles): Remove.
26014 (cgraph_flatten_node): Remove.
26015 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26016 (try_inline): New function.
26017 (cgraph_early_inlining): Update call of
26018 cgraph_decide_inlining_incrementally. Apply inlining here.
26019 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26021 2007-01-21 Dirk Mueller <dmueller@suse.de>
26024 * tree-vrp.c (check_array_bounds): do not warn
26025 about ADDR_EXPR's of ARRAY_REF's which are immediately
26026 used in binary expressions.
26028 2007-01-21 Ira Rosen <irar@il.ibm.com>
26030 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26031 read_write_dep and macros for its access.
26032 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26033 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26034 argument, call vect_check_interleaving for every independent pair of
26035 data-refs. Mark loads that access the same memory location as a store
26037 (vect_check_dependences): Remove.
26038 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26039 call, fix the call to vect_analyze_data_ref_dependence.
26040 (vect_analyze_data_ref_access): For statements that access the same
26041 data-ref, check that they are not stores; for loads, check that there
26042 is no store that access the same location.
26044 2007-01-20 Roger Sayle <roger@eyesopen.com>
26045 Joseph Myers <joseph@codesourcery.com>
26047 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26048 (-fdump-rtl-stack): Likewise.
26049 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26050 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26051 (-mpt-fixed): Use @minus{} for minus sign.
26052 (Using Precompiled Headers): Fix under/overfull hbox.
26054 2007-01-20 Jan Hubicka <jh@suse.cz>
26056 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26057 place within annotation.
26059 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26061 * pa.c (output_move_double): Change array size of xoperands to 4.
26063 2007-01-20 Jan Hubicka <jh@suse.cz>
26065 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26068 2007-01-19 Ian Lance Taylor <iant@google.com>
26070 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26071 constant to unsigned HOST_WIDE_INT before negating.
26073 2007-01-19 Ian Lance Taylor <iant@google.com>
26075 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26077 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26078 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26079 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26080 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26081 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26082 (realloc_vdef, realloc_vuse): Change second parameter to
26084 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26085 fields to unsigned.
26086 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26087 unsigned. Change x and lim locals to unsigned.
26088 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26090 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26091 (copy_virtual_operands): Change i and n locals to unsigned.
26093 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26095 PR middle-end/29335
26096 * builtins.c (fold_builtin_1): Handle builtin fdim.
26098 2007-01-20 Jan Hubicka <jh@suse.cz>
26100 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26101 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26102 init_alias_heapvars.
26103 (init_alias_heapvars): Initialize only when not already initialized.
26104 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26106 2007-01-19 Roger Sayle <roger@eyesopen.com>
26108 * common.opt (fsigned-zeros): New command line option.
26109 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26110 of flag_unsafe_math_optimizations.
26111 * opts.c (set_fast_math_flags): The -ffast-math command line option
26112 implies -fno-signed-zeros.
26113 (fast_math_flags_set_p): Likewise.
26115 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26116 the documentation of -ffast-math appropriately. Wrap long lines.
26118 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26120 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26121 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26123 2007-01-19 Tomas Bily <tbily@suse.cz>
26125 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26127 (tree_init_ic_make_global_vars): New function
26128 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26129 (tree_gen_ic_profiler): New function
26130 (tree_gen_ic_func_profiler): New function
26131 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26132 (tree_profile_hooks): Added hook for indirec/virtual calls
26133 * value-prof.c (tree_find_values_to_profile): New case for
26135 (tree_values_to_profile): Call for determining indirect/virtual
26137 (tree_indirect_call_to_profile): New function
26138 (tree_ic_transform): New function
26139 (tree_ic): New function
26140 (find_func_by_pid): New function
26141 (init_pid_map): New function
26142 (tree_value_profile_transformations): Added check for
26143 indirect/virtual call transformation
26144 * value-prof.h (enum hist_type): New counter type for
26145 indirect/virtual calls
26146 (profile_hooks): Added new hook for profiling indirect/virtual
26148 * profile.c (instrument_values): New case for indirect/virtual
26150 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26151 (GCOV_COUNTER_V_INDIR): New counter type
26152 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26153 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26155 * cgraph.c: Definition of cgraph_max_pid
26156 (cgraph_create_node): Default init of pid attribute
26157 * cgraph.h: Declaration of cgraph_max_pid
26158 (struct cgraph_node): Added pid attribute
26159 * libgcov.c (__gcov_indirect_call_profiler): New function
26160 (__gcov_one_value_profiler_body): New function
26161 (__gcov_one_value_profiler): Body was moved to
26162 __gcov_one_value_profiler_body and calls it
26164 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26166 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26167 * gengtype.c (write_types_data, write_func_for_structure,
26168 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26169 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26170 (walk_type, write_func_for_structure): Generate the mark_hook if
26173 2007-01-19 Jan Hubicka <jh@suse.cz>
26175 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26176 'early' argument take inlining mode argument specifying whether to
26177 inline for size/speeed or all functions; add support for flattening;
26179 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26181 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26184 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26185 the name of the declared identifier.
26187 2007-01-19 Dirk Mueller <dmueller@suse.de>
26189 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26190 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26191 duplicate evaluation.
26193 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26195 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26196 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26197 to XFMode, use acosxf2 and truncate result to requested mode.
26198 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26199 (asin<mode>2): Similarly, with asin expanders.
26200 (*fscalexf4_i387): Rename from *fscalexf4.
26201 (expNcorexf3): New expander.
26202 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26203 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26204 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26205 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26206 patterns for SSE math.
26207 (exp10<mode>2): Similarly, with exp10 expanders.
26208 (exp2<mode>2): Similarly, with exp2 expanders.
26209 (expm1<mode>2): Similarly, with expm1 expanders.
26210 (ldexp<mode>3): Similarly, with ldexp expanders.
26211 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26212 Use gen_truncxf<mode>2_i387_noop to truncate result.
26214 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26216 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26217 for ColdFire targets.
26219 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26220 Richard Sandiford <richard@codesourcery.com>
26222 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26223 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26224 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26225 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26226 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26227 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26229 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26231 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26232 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26233 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26234 (*adddi_dilshr32_cf): New pattern.
26235 (adddi3, subdi3): Remove first alternatives.
26237 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26239 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26240 implemented using move.l, do not use its cc result for floating-point
26243 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26245 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26246 from accepting 's' constraints if flag_pic.
26248 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26250 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26251 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26252 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26253 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26255 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26257 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26258 ColdFire alternatives.
26259 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26260 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26261 architectures that support ff1 instruction.
26263 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26264 Julian Brown <julian@codesourcery.com>
26266 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26267 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26268 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26271 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26273 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26275 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26276 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26277 HOST_WIDE_INT instead of an rtx.
26278 (m68k_rtx_costs): Update call accordingly.
26279 (output_move_const_into_data_reg): Likewise. Fix formatting.
26280 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26282 (output_move_simode_const): Update calls after above changes.
26283 Rework to use automatic variables and predicates like MEM_P.
26284 * config/m68k/m68k.md (pushexthisi_const): Update call to
26287 2007-01-19 Dirk Mueller <dmueller@suse.de>
26289 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26290 in dump_flags test.
26292 2007-01-19 Richard Guenther <rguenther@suse.de>
26294 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26295 via cexp in case sincos is not available.
26297 2007-01-19 Richard Guenther <rguenther@suse.de>
26299 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26300 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26301 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26302 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26303 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26304 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26305 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26306 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26308 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26310 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26312 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26313 (atan2xf3): Directly generate RTL pattern.
26314 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26315 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26316 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26317 disable patterns for SSE math.
26318 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26319 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26320 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26321 disable patterns for SSE math.
26323 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26325 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26327 2007-01-18 Roger Sayle <roger@eyesopen.com>
26329 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26330 VIEW_CONVERT_EXPR to the same type as it's operand.
26332 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26334 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26335 configured for long double 128.
26337 2007-01-18 Mike Stump <mrs@apple.com>
26339 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26342 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26344 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26347 2007-01-18 Jan Hubicka <jh@suse.cz>
26349 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26350 greater than NUM_VOP_FREE_BUCKETS.
26352 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26354 * tree-ssa-structalias.c: Update comments.
26355 (ptabitmap_obstack): Removed.
26356 (pta_obstack): New.
26357 (oldpta_obstack): Ditto.
26358 (stats): Add a few members.
26359 (struct variable_info): Remove node, complex, address_taken, and
26360 indirect_target members. Add oldsolution member.
26361 (new_var_info): Do not initialize removed members.
26362 (constraint_expr_type): Remove INCLUDES.
26363 (constraint_graph): Add size, implicit_preds, rep,
26364 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26365 (FIRST_REF_NODE): New macro.
26366 (LAST_REF_NODE): Ditto.
26367 (FIRST_ADDR_NODE): Ditto.
26368 (find): New function.
26370 (dump_constraint): Do not handle INCLUDES.
26371 (insert_into_complex): Do not insert duplicate constraints.
26372 (condense_varmap_nodes): Renamed and rewritten into ...
26373 (merge_node_constraints): This. Also fix bug in handling of
26374 offseted copy constraints.
26375 (clear_edges_for_node): No longer need to deal with preds at all,
26376 or removing associated preds/succs.
26377 (merge_graph_nodes): Deal with indirect_cycles.
26378 Don't deal with predecessors.
26379 (add_implicit_graph_edge): New function.
26380 (add_pred_graph_edge): Ditto.
26381 (add_graph_edge): Don't deal with predecessors.
26382 (build_constraint_graph): Removed.
26383 (build_pred_graph): New function.
26384 (build_succ_graph): Ditto.
26385 (struct scc_info): Removed in_component. Added roots, dfs, and
26386 node_mapping. Remove visited_index, unification_queue.
26387 (scc_visit): Deal with union-find we do now.
26388 Deal with cycles with REF nodes.
26389 (collapse_nodes): Renamed and rewritten to ...
26390 (unify_nodes): This.
26391 (process_unification_queue): Removed.
26392 (topo_visit): Cleanup
26393 (do_da_constraint): Use find.
26394 (do_sd_constraint): Ditto.
26395 (do_ds_constraint): Ditto.
26396 (do_complex_constraint): Ditto.
26397 (init_scc_info): Update for removed and added members.
26398 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26399 (find_indirect_cycles): This.
26400 (equivalence_class): New variable.
26401 (label_visit): New function.
26402 (perform_variable_substitution): Rewritten.
26403 (free_var_substitution_info): New function.
26404 (find_equivalent_node): Ditto.
26405 (move_complex_constraints): Ditto.
26406 (eliminate_indirect_cycles): Ditto.
26407 (solve_graph): Only propagate changed bits.
26408 Use indirect cycle elimination.
26410 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26411 (tree_id_eq): Renamed to ...
26412 (tree_vi_eq): This. Update for member change
26413 (insert_id_for_tree): Renamed and rewritten to ...
26414 (insert_vi_for_tree): This.
26415 (lookup_id_for_tree): Renamed and rewritten to ...
26416 (lookup_vi_for_tree): This.
26417 (get_id_for_tree): Renamed and rewritten to ...
26418 (get_vi_for_tree): Ditto.
26419 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26420 (process_constraint): Don't handle INCLUDES.
26421 Remove special ADDRESSOF case.
26422 (find_func_aliases): Rewrite to use vi functions instead of id
26424 (create_function_info_for): Ditto.
26425 (create_variable_info_for): Ditto.
26426 (intra_create_variable_infos): Ditto.
26427 (merge_smts_into): Ditto.
26428 (find_what_p_points_to): Ditto.
26429 (init_base_vars): Ditto.
26430 (init_alias_vars): Ditto.
26431 (remove_preds_and_fake_succs): New function.
26432 (dump_sa_points_to_info): Dump new stats.
26433 (dump_solution_for_var): Use find.
26434 (set_used_smts): Fix formatting.
26435 (compute_points_to_sets): Updated for new functions.
26436 (ipa_pta_execute): Ditto.
26438 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26439 Richard Sandiford <richard@codesourcery.com>
26441 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26443 * calls.c (expand_call): If the return value is a PARALLEL,
26444 extract its first member.
26445 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26446 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26447 use FUNCTION_EXTRA_EPILOGUE.
26448 (m68k_function_value): Return a PARALLEL if the return value
26449 is of a pointer type.
26450 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26451 (FUNCTION_EXTRA_EPILOGUE): Remove.
26452 * config/m68k/m68k.md (D0_REG): New constant.
26454 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26456 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26457 output a NOP for empty epilogues.
26459 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26461 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26462 before function. Extend register save check to include all
26463 registers, not just integer ones.
26465 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26467 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26468 (m68k_use_return_insn): ...this.
26469 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26470 * config/m68k/m68k.c (use_return_insn): Rename to...
26471 (m68k_use_return_insn): ...this.
26472 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26473 of USE_RETURN_INSN.
26475 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26477 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26478 nearest even, fix denormal rounding overflow.
26480 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26482 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26483 f%$smove and f%$move.
26484 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26485 (extendsfdf2_cf): Use fdmove instead of f%&move.
26486 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26487 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26489 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26491 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26494 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26496 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26497 (coldfire_single_format): Declare.
26498 (coldfire_double_format): Likewise.
26499 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26500 of qnan_msb_set to determine the lower bits of a canonical
26502 (encode_ieee_double): Likewise.
26503 (encode_ieee_quad): Likewise.
26504 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26505 (mips_single_format): Likewise.
26506 (ieee_double_format): Likewise.
26507 (mips_double_format): Likewise.
26508 (ieee_extended_motorola_format): Likewise.
26509 (ieee_extended_intel_96_format): Likewise.
26510 (ieee_extended_intel_128_format): Likewise.
26511 (ieee_extended_intel_96_round_53_format): Likewise.
26512 (ibm_extended_format): Likewise.
26513 (mips_extended_format): Likewise.
26514 (ieee_quad_format): Likewise.
26515 (mips_quad_format): Likewise.
26516 (vax_f_format): Likewise.
26517 (vax_d_format): Likewise.
26518 (vax_g_format): Likewise.
26519 (i370_single_format): Likewise.
26520 (i370_double_format): Likewise.
26521 (decimal_single_format): Likewise.
26522 (decimal_double_format): Likewise.
26523 (decimal_quad_format): Likewise.
26524 (c4x_single_format): Likewise.
26525 (c4x_extended_format): Likewise.
26526 (real_internal_format): Likewise.
26527 (coldfire_single_format): New real_format.
26528 (coldfire_double_format): Likewise.
26529 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26530 canonical_nan_lsbs_set.
26531 (pdp11_d_format): Likewise.
26532 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26533 if TARGET_COLDFIRE_CPU.
26535 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26537 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26538 (output_call, m68k_legitimize_call_address): Declare.
26539 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26540 parenthesees. Add support for a 'W' constraint.
26541 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26542 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26543 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26544 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26546 (override_options): Initialize them. Do not set flag_no_function_cse
26547 for TARGET_ID_SHARED_LIBRARY.
26548 (m68k_output_pic_call): Delete.
26549 (m68k_legitimize_call_address): New function.
26550 (print_operand): Remove the %o prefix. Handle the %p prefix.
26551 (output_call): New function.
26552 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26553 target address from the GOT if symbolic jumps are not allowed.
26554 * config/m68k/m68k.md (call, general_operand): Do not set
26555 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26556 Merge separate flag_pic and !flag_pic define_insns into...
26557 (*call, *call_value): ...these new patterns. Match the address
26558 rather than the containing MEM and require it to be a call_operand.
26559 Use output_call to generate the asm template.
26560 * config/m68k/predicates.md (const_call_operand): New predicate.
26561 (call_operand): Likewise.
26563 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26565 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26566 (STACK_GROWS_DOWNWARD): Define to 1.
26567 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26568 comments, emphasizing that these values are only defaults.
26569 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26570 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26572 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26574 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26576 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26577 Richard Sandiford <richard@codesourcery.com>
26579 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26580 (FP_REGNO_P): New macros.
26581 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26582 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26583 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26584 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26586 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26588 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26589 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26591 * config/m68k/t-floatlib: New file, extracting common code from...
26592 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26593 * config/m68k/t-uclinux: Here.
26594 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26595 routines on ColdFire targets.
26597 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26599 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26600 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26601 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26602 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26603 explicitly set MOTOROLA to 1.
26604 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26606 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26607 Nathan Sidwell <nathan@codesourcery.com>
26609 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26610 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26611 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26612 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26613 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26614 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26615 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26616 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26617 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26618 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26619 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26620 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26621 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26622 (DBX_REGISTER_NUMBER): Delete.
26623 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26624 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26625 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26627 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26629 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26630 * config/flat.h: New file.
26631 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26632 OBJECT_FORMAT_FLAT.
26633 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26634 indirect references for -msep-data or -mid-shared-library.
26635 Do not use PC-relative code addresses either.
26636 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26638 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26639 for shared libraries and crt1.o for executables. Use crti.o and
26641 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26642 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26643 Do not add -elf2flt or -shared-lib-id options here.
26644 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26645 Pass -shared-lib-id if -mid-shared-library, taking the library
26646 identifier from -mshared-library-id if given, otherwise
26648 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26649 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26650 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26651 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26652 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26653 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26655 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26656 jump sequence for ISA A and ISA A+.
26657 (PICJUMP): Likewise.
26659 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26661 * config.gcc (m68k-*-uclinux*): Base the port on the common
26662 and m68k GNU/Linux files rather than on the generic ELF ones.
26663 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26664 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26666 2007-01-18 Julian Brown <julian@codesourcery.com>
26667 Richard Sandiford <richard@codesourcery.com>
26669 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26670 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26671 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26673 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26674 80 unconditionally.
26675 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26677 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26679 * doc/install.texi: Document m68k-uclinuxoldabi.
26680 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26681 * config/m68k/uclinux-oldabi.h: New file, copied from
26682 config/m68k/uclinux.h.
26684 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26686 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26687 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
26688 (m32r_compute_frame_size): Use unsigned for regno.
26689 (m32r_reload_lr): Use gen_frame_mem.
26691 (m32r_output_function_epilogue): Don't output the function epilogue
26693 (m32r_expand_epilogue): New.
26694 (direct_return): Return false if the function has the interrupt
26696 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
26697 * config/m32r/m32r.md (epilogue): New expander.
26698 (return_lr, return_rte): New insns.
26699 (return): Make it expander.
26700 (return_normal): New expander.
26702 2007-01-18 Josh Conner <jconner@apple.com>
26705 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
26706 support for UNLE, UNLT, UNGE, and UNGT.
26708 2007-01-18 Jan Hubicka <jh@suse.cz>
26710 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
26711 * tree-tailcall (add_virtual_phis): Likewise.
26712 (optimize_tail_call): Return TODOs.
26713 (execute_tail_calls): Return TODOs.
26714 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
26715 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
26717 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26718 Cleanup cfg using TODO.
26719 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
26720 * passes.c (execute_function_todo): When cleanup did something, remove
26722 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
26723 (make_edges): Don't cleanup_cfg.
26725 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
26727 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
26728 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
26729 operate on the top of stack.
26730 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
26731 register handling of instructions that output to the second
26733 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
26734 (move_for_stack_reg): Special-case check for dead destination
26735 stack slot for constant load of 1.0 inside UNSPEC_TAN.
26737 * config/i386/i386.md (UNSPEC_TAN): New constant.
26738 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
26739 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
26740 to correctly model move of constant 1.0 to top stack slot.
26741 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
26742 (unnamed peephole2 pattern): Remove corresponding peephole2
26743 pattern that optimizes tan insn and loading of constant 1.0.
26744 (tanxf2): Use fptanxf4_i387.
26745 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
26746 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
26747 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26748 disable patterns for SSE math.
26749 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
26750 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
26752 2007-01-18 Dirk Mueller <dmueller@suse.de>
26753 Richard Guenther <rguenther@suse.de>
26756 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
26757 * common.opt (Warray-bounds): Add new warning option.
26758 * c-opts.c (c_common_handle_option): Define -Warray-bounds
26760 * Makefile.in: make tree-vrp.o depend on toplev.h
26761 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
26763 (check_array_refs, check_array_bounds, check_array_ref): New.
26765 2007-01-18 Jan Hubicka <jh@suse.cz>
26767 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
26768 (execute_ssa_ccp): Return flags conditionally.
26769 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
26771 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
26773 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
26775 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
26776 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
26778 * Makefile.c (GTFILES): Add cfglayout.h.
26779 * gengtype.c (open_base_files): Likewise.
26780 * cfglayout.c (cfg_layout_function_footer,
26781 cfg_layout_function_header) Reindent to make gengtype happy.
26782 * cfglayout.h (cfg_layout_function_footer,
26783 cfg_layout_function_header): Add GTY(()) marker.
26785 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
26787 2007-01-18 Ben Elliston <bje@au.ibm.com>
26789 * genautomata.c (write_automata): Include xstrerror output in the
26790 error message if writing the DFA description file fails.
26792 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
26794 * config/mips/mips-protos.h (mips_output_external): Make it
26796 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
26797 * config/mips/mips.c (irix_output_external_libcall): Likewise.
26798 (extern_list): Likewise.
26799 (extern_head): Likewise.
26800 (TARGET_ASM_FILE_END): Likewise.
26801 (mips_file_end): Likewise.
26802 (mips_output_external): Rewritten.
26804 2007-01-18 Ben Elliston <bje@au.ibm.com>
26806 * genpreds.c (write_insn_preds_c): Only write out the function
26807 body for regclass_for_constraint if we have register constraints.
26809 2007-01-17 Tom Tromey <tromey@redhat.com>
26811 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
26812 * doc/install.texi (Testing): Use sourceware.org.
26813 (Binaries): Likewise.
26814 (Specific): Likewise.
26815 * doc/contrib.texi (Contributors): Use sourceware.org.
26817 2007-01-17 Anatoly Sokolov <aesok@post.ru>
26819 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
26820 (AVR_ENHANCED): Rename to ...
26821 (AVR_HAVE_MUL): ... new.
26822 (avr_enhanced_p): Rename to ...
26823 (avr_have_mul_p): ... new.
26824 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
26825 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
26826 * config/avr/avr.c (avr_enhanced_p): Rename to ...
26827 (avr_have_mul_p): ... new.
26828 (base_arch_s): Rename 'enhanced' to 'have_mul'.
26829 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
26830 'avr_enhanced_p' and 'enhanced'.
26831 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
26832 AVR_HAVE_MUL instead of AVR_ENHANCED.
26833 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26834 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
26835 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
26836 instead of AVR_ENHANCED.
26837 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26838 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
26839 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
26841 2007-01-17 Ian Lance Taylor <iant@google.com>
26843 * vec.h (VEC_reserve_exact): Define.
26844 (vec_gc_p_reserve_exact): Declare.
26845 (vec_gc_o_reserve_exact): Declare.
26846 (vec_heap_p_reserve_exact): Declare.
26847 (vec_heap_o_reserve_exact): Declare.
26848 (VEC_OP (T,A,reserve_exact)): New static inline function, three
26850 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
26851 negative parameter.
26852 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
26853 (VEC_OP (T,A,copy)) [all versions]: Likewise.
26854 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
26855 * vec.c (calculate_allocation): Add exact parameter. Change all
26857 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
26858 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
26859 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
26860 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
26861 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
26862 (vec_heap_p_reserve_exact): New function.
26863 (vec_heap_o_reserve_exact): New function.
26865 2007-01-17 Jan Hubicka <jh@suse.cz>
26867 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
26869 2007-01-17 Eric Christopher <echristo@apple.com>
26871 * config.gcc: Support core2 processor.
26873 2007-01-16 Jan Hubicka <jh@suse.cz>
26875 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
26876 the names, just unlink the chain so we don't crash on dangling
26880 2007-01-16 Jan Hubicka <jh@suse.cz>
26882 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
26883 * tree-pass.h: Reorder to make IPA passes appear toegher.
26884 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
26886 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
26887 parameters, do not call early inliner.
26888 * ipa-inline.c: Update comments. Include tree-flow.h
26889 (cgraph_decide_inlining): Do not compute inlining parameters.
26890 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
26891 be called with function context set up.
26892 (pass_ipa_inline): Remove unreachable functions before pass.
26893 (cgraph_early_inlining): Simplify assuming to be called from the
26895 (pass_early_inline): New pass.
26896 (cgraph_gate_ipa_early_inlining): New gate.
26897 (pass_ipa_early_inline): Turn into simple wrapper.
26898 (compute_inline_parameters): New function.
26899 (gate_inline_passes): New gate.
26900 (pass_inline_parameters): New pass.
26901 (apply_inline): Move here from tree-optimize.c
26902 (pass_apply_inline): New pass.
26903 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
26905 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
26906 doing them by hand.
26907 (tree_function_versioning): Do not allocate dummy struct function.
26908 * tree-inline.h (optimize_inline_calls): Update prototype.
26909 * tree-optimize.c (execute_fixup_cfg): Export.
26910 (pass_fixup_cfg): Remove
26911 (tree_rest_of_compilation): Do not apply inlines.
26912 * tree-flow.h (execute_fixup_cfg): Declare.
26913 * Makefile.in (gt-passes.c): New.
26914 * passes.c: Include gt-passes.h
26915 (init_optimization_passes): New passes.
26916 (nnodes, order): New static vars.
26917 (do_per_function_toporder): New function.
26918 (execute_one_pass): Dump current pass here.
26919 (execute_ipa_pass_list): Don't dump current pass here.
26921 2007-01-16 Janis Johnson <janis187@us.ibm.com>
26923 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
26924 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
26926 2007-01-16 David Edelsohn <edelsohn@gnu.org>
26928 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
26929 (strong_alias): Define.
26930 (__gcc_qmul): Provide non-FMA for soft-float.
26931 (__gcc_qdiv): Same.
26936 (__gcc_qunord): New.
26946 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
26947 soft-float functions.
26948 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
26949 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
26950 about long double soft float.
26952 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
26953 Tehila Meyzels <tehila@il.ibm.com>
26955 * tree-vectorizer.h (is_pattern_stmt_p): New.
26956 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
26957 formatting (tabs instead of spaces). Cleanup and clarify setting
26958 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
26959 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
26960 (vectorizable_type_demotion): Check that types are integral.
26961 (vectorizable_type_promotion): Likewise.
26962 (vectorizable_store): Fix typo. Eliminate new-line at end of
26965 2007-01-16 Jan Hubicka <jh@suse.cz>
26967 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
26970 2007-01-15 Eric Christopher <echristo@apple.com>
26972 * ifcvt.c: Include vec.h, vecprim.h.
26973 (check_cond_move_block): New argument regs.
26974 Reorganize. Add registers used to regs.
26975 (cond_move_process_if_block): Use regs set above as
26978 2007-01-15 Eric Christopher <echristo@apple.com>
26980 * config/darwin.h: Update copyright.
26981 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
26982 (LINK_COMMAND_SPEC): Add -u.
26983 (LINK_SPEC): Fix umbrella for above.
26985 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
26987 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
26990 2007-01-15 Tom Tromey <tromey@redhat.com>
26992 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
26993 * doc/install.texi (Testing): Don't mention jacks.
26994 (Configuration): Document --enable-java-maintainer-mode. Move
26995 --with-java-home to libgcj-specific section. Document
26997 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
26999 2007-01-15 Jan Hubicka <jh@suse.cz>
27001 * tree-ssa-dce.c (DCE_TODOs): New.
27002 (propagate_necessity): Return if something changed.
27003 (eliminate_unnecessary_stmts): Likewise.
27004 (perform_tree_ssa_dce): Return TODO flags when needed.
27005 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27007 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27009 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27010 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27011 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27012 patterns using X87MODEF12 mode macro. Extend operand 1
27013 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27014 (log10<mode>2): Ditto.
27015 (log2<mode>2): Ditto.
27016 (log1p<mode>2): Ditto.
27017 (logb<mode>2): Ditto.
27018 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27019 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27020 (*fxtractxf3_i387): Rename from *fxtractxf3.
27021 (fxtract_extend<mode>xf3_i387): New insn pattern.
27022 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27023 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27024 and gen_fyl2xxf3_i387().
27026 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27028 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27029 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27030 get_loop_exit_edges. Changed return type to bool.
27031 * cfgloop.h (fix_loop_placement): Declaration removed.
27033 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27035 * param.h (MIN_VECT_LOOP_BOUND): New.
27036 * params.def (MIN_VECT_LOOP_BOUND): New.
27037 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27038 argument - minimum threshold for number of iterations.
27039 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27040 argument to declaration.
27041 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27042 MIN_VECT_LOOP_BOUND.
27043 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27044 slpeel_tree_peel_loop_to_edge with additional argument.
27045 (vect_do_peeling_for_alignment): Likewise.
27046 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27048 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27051 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27052 operands of size 1.
27054 2007-01-14 Jan Hubicka <jh@suse.cz>
27056 * tree-dfa.c (remove_referenced_var): New function.
27057 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27058 prune referenced vars list too.
27059 * tree-flow.h (remove_referenced_var): Declare.
27061 2007-01-14 Jan Hubicka <jh@suse.cz>
27063 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27065 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27066 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27067 * except.h (verify_eh_throw_table_statements): Kill prototype.
27068 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27069 into call exrepssions.
27070 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27072 * tree-cfg.c: Include pointer-set.h.
27073 (verify_node_sharing): Work on pointer set.
27074 (verify_eh_throw_stmt_node): New.
27075 (verify_stmts): Use pointers sets, verify throw_stmt.
27077 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27079 * ipa-reference.c (analyze_function): Consider also addresses taken
27082 2007-01-12 Roger Sayle <roger@eyesopen.com>
27084 * c-typeck.c (null_pointer_constant_p): Replace use of
27085 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27086 (build_c_cast): Likewise.
27088 2007-01-12 Roger Sayle <roger@eyesopen.com>
27090 * tree.h (force_fit_type_double): Remove unused final argument.
27091 * c-common.c (constant_expression_warning): Replace use of
27092 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27093 (convert_and_check): Likewise.
27094 (shorten_compare): Update call to force_fit_type_double.
27095 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27096 * convert.c (convert_to_pointer): Update call to
27097 force_fit_type_double.
27098 * fold-const.c (force_fit_type_double): Remove overflowed_const
27100 (int_const_binop, fold_convert_const_int_from_int,
27101 fold_convert_const_int_from_real, fold_div_compare,
27102 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27103 fold_abs_const, fold_not_const): Remove the final argument from
27104 calls to force_fit_type_double.
27106 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27108 * configure.ac: Set insn to "nop" for spu-*-* also.
27109 * configure: Regenerate.
27111 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27113 * builtins.def : Add BUILT_IN_FREE.
27115 2007-01-12 Jan Hubicka <jh@suse.cz>
27117 PR tree-optimization/30443
27118 * tree-inline.c (tree_function_versioning): Do not optimize when
27119 cloning for inlining.
27121 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27123 * doc/loop.texi: Document recording of loop exits.
27124 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27125 (update_single_exits_after_duplication,
27126 update_single_exit_for_duplicated_loop,
27127 update_single_exit_for_duplicated_loops): Removed.
27128 (duplicate_loop_to_header_edge): Do not call
27129 update_single_exits_after_duplication and
27130 update_single_exit_for_duplicated_loops.
27131 (loop_version): Do not update single_exit information.
27132 (fix_loop_structure): Use record_loop_exits instead of
27133 mark_single_exit_loops.
27134 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27135 the lists of loop exits.
27136 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27137 split_edge, merge_blocks): Update the lists of loop exits.
27138 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27139 loop_optimizer_init.
27140 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27141 of mark_single_exit_loops.
27142 (loop_optimizer_finalize): Call release_recorded_exits.
27143 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27144 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27145 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27146 update single exit information.
27147 * lambda-code.c (perfect_nestify): Ditto.
27148 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27149 (mark_single_exit_loops): Removed.
27150 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27151 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27152 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27154 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27155 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27156 (verify_loop_structure): Verify consistency of the exit lists.
27157 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27158 (set_single_exit): Removed.
27159 * cfgloop.h (struct loop_exit): New function.
27160 (struct loop): single_exit_ field replaced by exits field.
27161 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27162 LOOPS_HAVE_RECORDED_EXITS.
27163 (struct loops): Added exits hash.
27164 (mark_single_exit_loops, set_single_exit): Declaration removed.
27165 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27167 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27169 * doc/invoke.texi: Avoid use of @headitem.
27171 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27173 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27175 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27177 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27180 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27181 Richard Sandiford <richard@codesourcery.com>
27183 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27184 * config/m68k/m68k.opt: Resort options.
27185 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27187 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27188 Richard Sandiford <richard@codesourcery.com>
27190 * doc/invoke.texi: Document the macros that are defined by
27191 m68k's -mtune and -mhard-float options.
27192 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27193 (m68k_cpp_cpu_family): Likewise.
27194 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27195 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27196 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27197 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27198 (m68k_cpp_cpu_family): Likewise.
27200 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27202 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27203 macros besides mc68000 as tuning macros. Use a switch statement
27204 to set them and mcpu32.
27206 2007-01-12 Julian Brown <julian@codesourcery.com>
27208 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27209 (TARGET_68040_ONLY): Rename to...
27210 (TARGET_68040): ...this.
27211 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27212 * config/m68k/m68k.md: Likewise.
27214 2007-01-12 Julian Brown <julian@codesourcery.com>
27215 Nathan Sidwell <nathan@codesourcery.com>
27216 Richard Sandiford <richard@codesourcery.com>
27218 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27219 the -mcpu= argument associated with the --with-cpu setting.
27220 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27221 if different from the one implied by the -mcpu setting.
27222 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27223 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27224 * doc/invoke.texi: Mention ColdFire in the introduction to the
27225 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27226 -mno-div and -mhard-float options. Make -m68881 a synonym for
27227 -mhard-float. Document the previously-undocumented -m5206e,
27228 -m528x, -m5307 and -m5407 options. Tweak the existing option
27229 documentation for consistency.
27230 * doc/install.texi: Mention new --with-cpu arguments.
27231 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27232 default CPU if neither -mcpu nor -march are specified.
27233 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27234 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27235 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27236 using m68k_tune to decide between families that implement the
27237 same ISA. Use m68k_tune to set __mcfv4e__.
27238 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27239 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27240 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27241 (FL_ISA_C, FL_ISA_MMU): New macros.
27242 (MASK_COLDFIRE): Delete.
27243 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27244 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27245 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27246 (TARGET_HARD_FLOAT): Do not define here.
27247 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27248 (TUNE_68000): New macro.
27249 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27250 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27251 (TUNE_CFV2): Redefine in terms of m68k_tune.
27252 (uarch_type, target_device, fpu_type): New enums.
27253 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27254 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27255 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27256 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27257 (FL_FOR_isa_c): New macros.
27258 (m68k_isa): New enum.
27259 (m68k_target_selection): New structure.
27260 (all_devices, all_isas, all_microarchs): New tables.
27261 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27262 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27263 (MASK_ALL_CPU_BITS): Delete.
27264 (m68k_find_selection): New function.
27265 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27266 Map the legacy target options to a combination of the new ones.
27267 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27268 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27269 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27271 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27272 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27274 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27275 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27276 * config/m68k/m68k-devices.def: New file.
27278 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27279 Nathan Sidwell <nathan@codesourcery.com>
27281 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27282 (SUBTARGET_EXTRA_SPECS): New macros.
27283 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27284 use %(asm_cpu_spec) instead.
27285 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27286 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27287 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27288 (EXTRA_SPECS): Rename to...
27289 (SUBTARGET_EXTRA_SPECS): ...this.
27291 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27292 Richard Sandiford <richard@codesourcery.com>
27293 Julian Brown <julian@codesourcery.com>
27295 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27296 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27297 to the configuration's default CPU.
27298 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27299 Remove default masks.
27300 (m680[012]0-*-*): Set the default with_cpu to the first part of
27302 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27303 (m68k*-*-linux): Extend the --with-cpu handling to...
27304 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27305 and m68010. Don't set target_cpu_default2.
27306 * doc/install.texi: Document --with-cpu for m68k.
27307 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27308 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27309 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27310 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27311 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27312 (ASM_SPEC): Remove use of %(asm_cpu_default).
27313 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27314 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27315 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27316 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27317 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27318 (TARGET_DEFAULT): Delete.
27319 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27320 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27321 (CPP_CPU_SPEC): Delete.
27322 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27323 the appropriate string.
27324 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27325 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27326 (ASM_SPEC): Don't use %(asm_default_spec).
27327 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27328 TARGET_DEFAULT and add MASK_68881.
27329 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27331 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27333 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27334 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27335 MASK_68010 alongside MASK_68020.
27336 * doc/invoke.texi: Document -m68010.
27337 * config/m68k/m68k.opt (m68010): New.
27338 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27340 (TUNE_68010): New macro.
27341 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27342 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27343 (M68K_CPU_m68332): Add MASK_68010.
27344 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27345 fallback definition.
27346 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27348 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27349 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27350 to all entries that use MASK_68020.
27351 (output_move_simode_const, output_move_himode, output_move_qimode)
27352 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27353 instead of TARGET_68020 to select clr behavior. Remove comment
27354 about there being no TARGET_68010.
27355 * config/m68k/m68k.md: Likewise throughout.
27357 2007-01-12 Julian Brown <julian@codesourcery.com>
27359 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27360 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27361 * config/m68k/m68k.md: Likewise.
27363 2007-01-12 Julian Brown <julian@codesourcery.com>
27365 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27366 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27368 2007-01-12 Julian Brown <julian@codesourcery.com>
27370 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27371 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27372 * config/m68k/m68k.md: Likewise.
27374 2007-01-12 Julian Brown <julian@codesourcery.com>
27375 Richard Sandiford <richard@codesourcery.com>
27377 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27378 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27379 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27381 (TARGET_CPU32): Rename to...
27382 (TUNE_CPU32): ...this.
27383 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27384 (TUNE_CFV2): New macros.
27385 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27386 remove conditions that are implied by TARGET_68020.
27387 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27388 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27389 (m68k_output_function_epilogue): Likewise.
27390 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27391 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27392 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27393 non-68000 timings. Refactor multiplication and division costs.
27394 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27395 TUNE_CPU32 instead of TARGET_CPU32.
27396 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27397 and TUNE_68060 instead of TARGET_68060.
27398 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27399 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27401 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27402 && !TARGET_COLDFIRE" to choose between moveq and clr.
27403 Likewise in the unnamed movsf pattern.
27404 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27405 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27408 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27410 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27411 of tabbing before backslashes.
27413 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27415 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27416 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27417 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27419 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27421 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27422 find_interesting_uses_cond.
27423 (find_interesting_uses_cond): Use extract_cond_operands.
27424 (rewrite_use_compare): Use extract_cond_operands and
27425 force_gimple_operand_bsi. Do not call update_stmt.
27426 (determine_use_iv_cost_condition): Use extract_cond_operands.
27427 Return cheaper of using original bound and changing the exit bound.
27429 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27431 PR tree-optimization/29516
27432 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27433 most_expensive_mult_to_index, addr_to_parts,
27434 create_mem_ref, maybe_fold_tmr): Make the type of
27435 fields of TARGET_MEM_REF sizetype.
27436 (move_fixed_address_to_symbol, move_pointer_to_base):
27438 * tree.def (TARGET_MEM_REF): Add comment on types of
27441 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27443 * c-common.c (vector_types_convertible_p): Treat opaque types as
27444 always convertible if they have the same size, but not otherwise.
27446 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27448 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27449 Remove the b_unconditional field.
27450 (noce_try_sign_mask): Do not look at b_unconditional.
27451 (noce_process_if_block): Do not use merge_if_blocks. Update
27452 the CFG here. Do not set b_unconditional.
27453 (cond_move_process_if_block): Likewise.
27454 (find_cond_trap): Likewise.
27455 (check_cond_move_block): Require simple jump insns at the end
27456 of the basic block.
27458 2007-01-11 Jan Hubicka <jh@suse.cz>
27460 PR tree-optimization/1046
27461 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27462 when alias info is not ready.
27463 (pass_tail_recursion): Do not require aliasing.
27464 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27465 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27466 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27467 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27468 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27469 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27470 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27472 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27473 When aliasing is not build, mark statement as volatile.
27475 2007-01-11 Tom Tromey <tromey@redhat.com>
27477 PR preprocessor/15185, PR preprocessor/20989:
27478 * doc/cppopts.texi <-MT>: Update description of algorithm for
27479 computing default target.
27480 <-M, -MD>: Reword "basename" text.
27482 2007-01-11 Roger Sayle <roger@eyesopen.com>
27484 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27485 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27486 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27487 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27488 fold_builtin_bswap, real_constp, fold_builtin_pow,
27489 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27490 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27491 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27492 * convert.c (convert_to_pointer): Likewise.
27493 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27494 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27495 const_binop, fold_convert_const_int_from_int,
27496 fold_convert_const_int_from_real,
27497 fold_convert_const_real_from_real, sign_bit_p,
27498 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27499 fold_sign_changed_comparison, fold_unary, fold_comparison,
27500 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27501 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27502 * print-tree.c (print_node_brief, print_node): Likewise.
27503 * stor-layout.c (place_field, layout_type): Likewise.
27504 * tree-chrec.c (keep_cast): Likewise.
27505 * tree.c (build_vector, build_real, build_real_from_int_cst,
27506 build_complex): Likewise.
27508 2007-01-11 Roger Sayle <roger@eyesopen.com>
27510 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27511 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27513 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27515 * configure.ac (strict1_warn): Rename to strict_warn.
27516 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27517 cc_set_by_configure, quoted_cc_set_by_configure,
27518 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27519 all_boot_languages, all_stagestuff): Remove.
27520 (target_list): Remove bootstrap targets.
27521 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27522 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27523 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27524 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27525 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27526 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27527 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27528 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27529 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27530 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27531 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27532 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27533 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27534 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27535 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27536 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27537 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27538 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27539 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27540 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27541 (mostlyclean): Adjust.
27542 (clean, distclean): Don't mention bootstrap stuff.
27543 * configure: Regenerate.
27544 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27545 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27546 treelang/config-lang.in (stagestuff): Remove.
27547 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27548 stageprofile, stagefeedback, stagestuff): Remove mention.
27550 2007-01-11 Nick Clifton <nickc@redhat.com>
27552 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27554 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27555 (mcore_arith_K_S_operand): Run the test for the S constraint not
27556 the test for the M constraint.
27557 (mcore_addsub_operand): Do not accept integer values that are
27558 larger than 32 bits.
27559 * config/mcore/mcore.md: Remove unused constraints from split.
27560 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27561 (addsi3): Likewise.
27562 (allocate_stack): Likewise.
27563 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27564 operands to 32 bits.
27565 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27567 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27568 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27569 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27570 mcore_output_bclri, mcore_output_andn, output_inline_const,
27571 mcore_output_move, mcore_output_movedouble): Likewise.
27572 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27573 (output_inline_const): Likewise.
27574 (output_inline_const): Fix format strings used in sprintf
27576 * config/mcore/mcore-protos.h: Update prototypes for changed
27577 functions in mcore.c.
27578 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27579 HOST_WIDE_INT and not int.
27580 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27581 CONST_OK_FOR_N): Likewise.
27582 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27583 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27586 2007-01-10 Jan Hubicka <jh@suse.cz>
27588 * tree-vrp.c (remove_range_assertions): Release defs.
27589 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27590 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27592 2007-01-10 Paul Brook <paul@codesourcery.com>
27594 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27595 * config/arm/arm.md (mulsi3subsi): New insn.
27597 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27599 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27600 (tree_transform_and_unroll_loop): New.
27601 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27604 2007-01-10 Robert Kennedy <jimbob@google.com>
27606 * fold-const.c (fold_comparison): Fold comparisons like (x *
27607 1000 < 0) to (x < 0).
27609 2007-01-10 Ian Lance Taylor <iant@google.com>
27611 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27612 operands have the same priority.
27614 2007-01-10 Tom Tromey <tromey@redhat.com>
27616 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27617 (fold_binary): Likewise.
27618 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27619 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27620 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27621 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27622 * langhooks.h (struct lang_hooks): Removed field
27623 'can_use_bit_fields_p'.
27625 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27627 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27629 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27631 * function.c (get_last_funcdef_no): New function.
27632 * function.h (get_last_funcdef_no): Declare.
27633 * tree-inline.c (initialize_cfun): Add initialization.
27634 (tree_function_versioning): Cleanup.
27636 2007-01-10 Jan Hubicka <jh@suse.cz>
27638 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27641 2007-01-10 Sa Liu <saliu@de.ibm.com>
27642 Ben Elliston <bje@au.ibm.com>
27644 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27645 for SAVE_NONLOCAL and Pmode for any other save level.
27646 * spu-protos.h (spu_restore_stack_block): Declare.
27647 * spu.md (save_stack_block): Remove.
27648 (restore_stack_block): Call spu_restore_stack_block.
27649 * spu.c (spu_restore_stack_block): New function.
27650 (spu_expand_epilogue): Remove old comment.
27652 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27654 PR tree-optimization/30322
27655 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27656 (cand_value_at): Return the value as aff_tree.
27657 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27658 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27659 aff_combination_mult): New functions.
27660 (aff_combination_add): Use aff_combination_add_cst.
27661 (aff_combination_convert): Allow conversions to a wider type.
27662 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27663 * tree-affine.h (aff_combination_mult): Declare.
27665 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27667 * doc/tm.texi: Update documentation to reflect reality of exec
27668 and start file search behaviours. Update copyright year.
27669 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27670 header file directories.
27672 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27674 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27675 (*cosxf2): Rename to cosxf2_i387.
27676 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27677 using X87MODEF12 mode macro. Rename patterns to
27678 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27680 (*cosdf2, *cossf2): Ditto.
27681 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27682 to match extended input operands.
27683 (sincos<mode>3): New expander.
27684 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27685 insn patterns and corresponding splitters.
27687 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
27689 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
27690 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
27692 2007-01-09 Nicolas Pitre <nico@cam.org>
27695 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
27697 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27699 * target.h (struct gcc_target): New field library_rtti_comdat.
27700 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
27701 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
27702 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
27703 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
27705 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27707 * doc/invoke.texi (Optimize Options): Correct description of -O0.
27709 2007-01-08 Richard Guenther <rguenther@suse.de>
27711 * tree.h (force_fit_type_double): Export.
27712 (force_fit_type): Remove.
27713 * fold-const.c (force_fit_type_double): New function.
27714 (force_fit_type): Remove.
27715 (int_const_binop): Use it.
27716 (fold_convert_const_int_from_int): Likewise.
27717 (fold_convert_const_int_from_real): Likewise.
27718 (fold_div_compare): Likewise.
27719 (fold_sign_changed_comparison): Likewise.
27720 (fold_unary): Likewise.
27721 (fold_negate_const): Likewise.
27722 (fold_abs_const): Likewise.
27723 (fold_not_const): Likewise.
27724 * c-common.c (shorten_compare): Use force_fit_type_double.
27725 * convert.c (convert_to_pointer): Likewise.
27727 2007-01-08 Richard Guenther <rguenther@suse.de>
27729 * tree.h (build_int_cst_wide_type): Export.
27730 * tree.c (build_int_cst_wide_type): New function.
27731 (build_int_cst_wide): Fix comment.
27732 * builtins.c (fold_builtin_object_size): Use build_int_cst
27733 to build -1 or 0 of the correct type. Use fit_double_type
27734 to check for overflow.
27735 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
27737 (decode_field_reference): Likewise.
27738 (all_ones_mask_p): Likewise.
27739 (native_interpret_int): Use build_int_cst_wide_type.
27740 (fold_binary): Use build_int_cst_type to build an all-ones
27742 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
27744 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
27746 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
27748 2007-01-09 Ben Elliston <bje@au.ibm.com>
27750 * genautomata.c (STATS_OPTION): New option.
27751 (stats_flag): New flag.
27752 (gen_automata_option): Handle it.
27753 (initiate_automaton_gen): Ditto.
27754 (write_automata): Output statistics only if stats_flag is
27755 set. Likewise, output time statistics only if time_flag is set.
27756 * doc/md.texi (Processor pipeline description): Document new flag.
27758 2007-01-08 Richard Guenther <rguenther@suse.de>
27760 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
27761 * tree.c (build_int_cst_type): Likewise.
27762 (size_in_bytes): Don't call force_fit_type on the result.
27763 (int_fits_type_p): Use fit_double_type.
27764 * fold-const.c (fit_double_type): New function.
27765 (force_fit_type): Use it.
27766 * tree.h (fit_double_type): Export.
27768 2007-01-08 Jan Hubicka <jh@suse.cz>
27770 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
27771 * ipa.c (function_and_variable_visibility): Fix return type.
27773 2007-01-08 Richard Guenther <rguenther@suse.de>
27775 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
27776 of offset to build the index.
27777 * tree-pretty-print.c (dump_generic_node): Don't build negated
27778 const just for printing.
27779 * c-pretty-print.c (pp_c_integer_constant): Likewise.
27780 * builtins.c (fold_builtin_int_roundingfn): Check if result
27781 fits the type by using force_fit_type and comparing the result.
27782 * predict.c (predict_loops): Use compare_tree_int for comparison.
27783 * tree.c (build_int_cst): Fall back to integer_type_node for
27785 (build_int_cst_wide): Assert type is non-null.
27787 2007-01-08 Roberto Costa <roberto.costa@st.com>
27789 * tree-vrp.c (extract_range_from_cond_expr): New.
27790 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
27791 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
27793 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
27794 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
27795 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
27796 used as expressions.
27797 * tree-object-size.c (cond_expr_object_size): New.
27798 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
27800 2007-01-08 Jan Hubicka <jh@suse.cz>
27802 * tree-ssa-forwprop.c (forward_propagate_into_cond,
27803 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
27806 2007-01-08 Richard Guenther <rguenther@suse.de>
27808 PR tree-optimization/23603
27809 * tree-vrp.c (set_value_range_to_truthvalue): New function.
27810 (extract_range_from_binary): Fall back to truthvalue instead of
27811 varying for TRUTH_*_EXPR.
27812 (extract_range_from_comparison): Fall back to truthvalue instead of
27814 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
27815 if all visited PHI values were constant.
27817 2007-01-08 Jan Hubicka <jh@suse.cz>
27819 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
27820 (cgraph_analyze_function): break out from ...
27821 (cgraph_finalize_compilation_unit): ... here.
27822 (cgraph_expand_function): Remove forgoten commented out line.
27823 (cgraph_optimize): Analyze functions.
27825 2007-01-08 Jan Hubicka <jh@suse.cz>
27827 * tree-pas.h (TODO_remove_function): New flag.
27828 (TODO_update*): Renumber.
27829 (pass_ipa_increase_alignment,
27830 pass_ipa_function_and_variable_visibility): New passes.
27831 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
27832 (cgraph_function_and_variable_visibility): Move to ipa.c
27833 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
27834 cgraph_increase_alignment.
27835 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
27836 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
27837 calling tree-inline.
27838 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
27839 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
27840 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
27841 (gate_increase_alignment): New function.
27842 (pass_ipa_increase_alignment): New pass.
27843 * ipa.c: Inline tree-pass.h and timevar.h
27844 (function_and_variable_visibility): Move here from cgraphunit.c
27845 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
27846 * passes.c (init_optimization_passes): Add the two new passes.
27847 (execute_todo): Handle cgraph_remove_functions.
27849 2007-01-08 Nick Clifton <nickc@redhat.com>
27851 * config/frv/predicates.md (reg_or_0_operand): Accept
27854 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
27856 * config/bfin/rtems.h, config/bfin/t-rtems: New.
27857 * config.gcc: Add bfin*-rtems*.
27859 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27861 * c.opt: Add -flax-vector-conversions.
27862 * c-typeck.c (convert_for_assignment): Pass flag to
27863 vector_types_convertible_p to allow emission of note.
27864 (digest_init): Likewise.
27865 * c-opts.c: Handle -flax-vector-conversions.
27866 * c-common.c (flag_lax_vector_conversions): New.
27867 (vector_types_convertible_p): Unless -flax-vector conversions
27868 has been passed, disallow conversions between vectors with
27869 differing numbers of subparts and/or element types. If such
27870 a conversion is disallowed, possibly emit a note on the first
27871 occasion only to inform the user of -flax-vector-conversions.
27872 The new last argument specifies this.
27873 * c-common.h (flag_lax_vector_conversions): New.
27874 (vector_types_convertible_p): Add extra argument.
27875 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
27876 char_type_node for V*QI type vectors.
27877 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
27878 Update to satisfy new typechecking rules.
27879 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
27880 C and C++ variants.
27881 * doc/invoke.texi (C Dialect Options): Document
27882 -flax-vector-conversions.
27884 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27886 PR tree-optimization/29877
27887 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
27888 a register variable on the RHS to not be replaceable.
27890 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
27891 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
27892 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
27893 const_simm15, const_pow2, const_npow2): Added.
27894 * config/score/misc.md (insv, extv, extzv, movmemsi,
27895 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
27896 * config/score/score.c (score_address_cost, score_select_cc_mode):
27898 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
27899 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
27900 Update score_print_operand.
27901 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
27902 Adjust register allocate order and update some macro define.
27903 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
27904 mdx_block_move_straight, mdx_block_move_loop_head,
27905 mdx_block_move_loop_body, mdx_block_move_loop_foot,
27906 mdx_block_move_loop, mdx_block_move): Added.
27907 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
27908 mdp_limm): Updated and fix some bug and typo.
27909 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
27910 (movsf, movdf, doloop_end): Added.
27912 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
27914 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
27915 config/arm/thumb2.md: Fix comment typos.
27916 * doc/extend.texi: Fix a typo.
27918 2007-01-07 Eric Christopher <echristo@apple.com>
27920 * configure.ac: Check for __stack_chk_fail for darwin.
27921 * configure: Regenerate.
27923 2007-01-07 Richard Guenther <rguenther@suse.de>
27925 * tree-vrp.c (extract_range_from_assert): CSE calls to
27926 compare_values where possible.
27927 (extract_range_from_unary_expr): Likewise.
27929 2007-01-07 Anatoly Sokolov <aesok@post.ru>
27931 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
27932 * config/avr/avr.c (call_insn_operand): Delete function.
27933 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
27934 instead of register number. Use predicates.
27935 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
27936 call_insn_operand): Add.
27938 2007-01-06 Jan Hubicka <jh@suse.cz>
27940 * tree-pass.h (pass_build_cgraph_edges): Declare.
27941 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
27942 (visited_nodes): Remove.
27943 (cgraph_create_edges): Move to cgraphbuild.c; rename to
27944 build_cgrpah_edges; make visited_nodes local.
27945 (cgraph_process_new_functions): DO not call initialize_inline_failed.
27946 (record_references_in_initializer): Move to cgraphbuild.c
27947 (initialize_inline_failed, rebuild_cgraph_edges,
27948 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
27949 (verify_cgraph_node): Make visited_nodes local.
27950 (cgraph_analyze_function): Do not call cgraph_create_edges and
27951 initialize_inline_failed.
27952 (cgraph_expand_function): Do not call cgraph_lower_function;
27953 assert that function is already lowered.
27954 * Makefile.in (cgraphbuild.o): New.
27955 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
27956 at the end of lowering passes.
27958 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
27960 * ifcvt.c (cond_move_convert_if_block): New function, code
27961 factored out from...
27962 (cond_move_process_if_block): ...here. Call the new function
27963 on the THEN and ELSE blocks.
27964 (merge_if_block): Do not copy global_live_at_end, merge_blocks
27965 already takes care of this.
27967 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27970 * tree.h (TREE_OVERFLOW_P): New.
27971 * c-typeck.c (parser_build_unary_op): Warn only if result
27972 overflowed and operands did not.
27973 (parser_build_binary_op): Likewise.
27974 (convert_for_assignment): Remove redundant overflow_warning.
27975 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
27977 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27979 * c-typeck.c (store_init_value): Split over two lines to follow
27980 the GNU coding style.
27982 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
27984 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
27985 __GXX_EXPERIMENTAL_CXX0X__.
27986 * doc/cpp.texi: Same.
27988 2007-01-05 Richard Guenther <rguenther@suse.de>
27990 PR middle-end/27826
27991 * tree.c (get_narrower): Do not construct COMPONENT_REFs
27992 with mismatched types. Instead explicitly build a
27993 conversion NOP_EXPR.
27995 2007-01-05 Ian Lance Taylor <iant@google.com>
27997 * c-common.c (decl_with_nonnull_addr_p): New function.
27998 (c_common_truthvalue_conversion): Call it.
27999 * c-typeck.c (build_binary_op): Likewise.
28000 * c-common.h (decl_with_nonnull_addr_p): Declare.
28002 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28005 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28008 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28010 * doc/install.texi (Final install): Document the fact that
28011 the GNAT runtime should not be stripped.
28013 2007-01-04 Jan Hubicka <jh@suse.cz>
28015 * tree-inline.c (fold_marked_statements): Update operand caches
28016 and EH after folding
28018 2007-01-04 Ian Lance Taylor <iant@google.com>
28020 * c-common.c (check_function_nonnull): Whitespace fix.
28022 2007-01-04 Jan Hubicka <jh@suse.cz>
28024 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28025 comitted older version of patch.
28026 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28027 function, celanup cfg and collect garbage.
28029 2007-01-04 Mike Stump <mrs@apple.com>
28031 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28034 2007-01-04 Eric Christopher <echristo@apple.com>
28036 * libgcc2.c (__bswapsi2): Use SItype.
28037 (__bswapdi2): Use DItype.
28038 * libgcc2.h: Update for above.
28040 2007-01-04 Paul Brook <paul@codesourcery.com>
28042 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28043 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28044 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28045 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28046 umulsi3_highpart): Make conditional on !arm_arch6.
28047 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28048 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28049 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28050 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28051 umulsi3_highpart_v6): New insns.
28053 2007-01-04 Roger Sayle <roger@eyesopen.com>
28055 * fold-const.c (fold_convert): When casting an expression to void,
28056 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28057 have a type. Instead of attempting to build a NOP_EXPR, return
28058 these "special" trees directly.
28060 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28062 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28063 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28064 rs6000_cost->fp not 0 as adjustment for outer NEG.
28066 2007-01-04 Jan Hubicka <jh@suse.cz>
28068 * cgraph.c (cgraph_release_function_body): New function.
28069 (cgraph_remove_node): Use it.
28070 * cgraph.h (cgraph_release_function_body): Declare.
28071 * cgraphunit.c (cgraph_expand_function): Use it.
28072 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28073 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28074 is initialized and while compilation of other function is running.
28075 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28076 statement CFG annotations from here to ...
28077 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28079 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28081 * cfgloop.h (enum li_flags): Make the constants powers of two.
28083 2007-01-04 Jan Hubicka <jh@suse.cz>
28085 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28087 (fold_marked_statements): New function.
28088 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28089 * tree-inline.h (copy_body_data): Add statements_to_fold.
28091 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28093 * config.gcc: Mention libgcc/config.host.
28094 * Makefile.in: Update comments mentioning libgcc.
28095 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28096 (all.cross, start.encap, rest.encap, rest.cross): Update
28097 dependencies for libgcc move.
28098 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28099 (clean-target, clean-target-libgcc): Delete.
28100 (srcdirify, GCC_EXTRA_PARTS): New macros.
28101 (libgcc-support, libgcc.mvars): New rules.
28102 (distclean): Remove mention of mklibgcc.
28103 (install): Don't reference INSTALL_LIBGCC.
28104 (install-common): Don't reference EXTRA_PARTS.
28105 (install-libgcc, install-multilib): Delete rules.
28106 * mklibgcc.in: Delete file.
28107 * doc/configfiles.texi: Don't mention mklibgcc.
28109 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28110 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28111 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28112 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28113 (mklibgcc, ldblspecs): Likewise.
28115 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28116 (posixpre.def): Use $(T).
28117 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28118 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28119 (SHLIB_LINK): Make dummy.
28120 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28122 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28124 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28125 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28126 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28127 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28129 * configure.ac (all_outputs): Remove mklibgcc.
28130 * configure: Regenerated.
28132 2007-01-03 Josh Conner <jconner@apple.com>
28134 PR middle-end/29683
28135 * calls.c (compute_argument_addresses): Set stack and stack_slot
28136 for partial args, too.
28137 (store_one_arg): Use locate.size.constant for the size when
28138 generating a save_area.
28140 2007-01-03 Robert Kennedy <jimbob@google.com>
28142 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28143 whose definitions are deleted due to basic block merging.
28145 2007-01-03 Paul Brook <paul@codesourcery.com>
28148 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28150 (use_return_insn): Return 0 for Thumb interrupt functions.
28151 (print_multi_reg): Add rfe argument for IRQ returns.
28152 (arm_output_epilogue): Pop interrupt return address directly into PC.
28153 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28155 2007-01-03 Paul Brook <paul@codesourcery.com>
28157 Merge from sourcerygxx-4_1.
28158 * config/arm/thumb2.md: New file.
28159 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28161 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28162 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28163 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28164 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28166 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28167 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28169 * config/arm/ieee754-sf.S: Ditto.
28170 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28171 (thumb1_base_register_rtx_p): ... to this.
28172 (thumb_index_register_rtx_p): Rename...
28173 (thumb1_index_register_rtx_p): ... to this.
28174 (thumb_output_function_prologue): Rename...
28175 (thumb1_output_function_prologue): ... to this.
28176 (thumb_legitimate_address_p): Rename...
28177 (thumb1_legitimate_address_p): ... to this.
28178 (thumb_rtx_costs): Rename...
28179 (thumb1_rtx_costs): ... to this.
28180 (thumb_compute_save_reg_mask): Rename...
28181 (thumb1_compute_save_reg_mask): ... to this.
28182 (thumb_final_prescan_insn): Rename...
28183 (thumb1_final_prescan_insn): ... to this.
28184 (thumb_expand_epilogue): Rename...
28185 (thumb1_expand_epilogue): ... to this.
28186 (arm_unwind_emit_stm): Rename...
28187 (arm_unwind_emit_sequence): ... to this.
28188 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28189 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28190 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28191 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28192 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28193 thumb2_output_casesi): New functions.
28194 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28195 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28196 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28197 THUMB2_WORK_REGS): Define.
28198 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28199 arm_condexec_mask, arm_condexec_masklen)): New variables.
28200 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28201 (arm_override_options): Check new CPU capabilities.
28202 Set new architecture flag variables.
28203 (arm_isr_value): Handle v7m interrupt functions.
28204 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28206 (const_ok_for_arm): Handle Thumb-2 constants.
28207 (arm_gen_constant): Ditto. Use movw when available.
28208 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28210 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28211 (thumb_find_work_register, arm_load_pic_register,
28212 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28213 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28214 print_multi_reg, output_mov_long_double_fpa_from_arm,
28215 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28216 output_mov_double_fpa_from_arm, output_move_double,
28217 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28218 output_return_instruction, arm_output_function_prologue,
28219 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28220 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28221 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28222 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28223 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28224 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28226 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28227 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28228 (arm_file_start): Output directive for unified syntax.
28229 (arm_unwind_emit_set): Handle stack alignment instruction.
28230 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28231 Add v6t2, v7, v7a, v7r and v7m.
28232 (RETLDM): Add Thumb-2 code.
28233 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28234 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28235 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28236 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28237 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28238 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28239 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28240 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28241 ADJUST_INSN_LENGTH): Define.
28242 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28243 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28244 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28245 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28246 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28247 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28248 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28249 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28250 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28251 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28252 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28253 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28254 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28255 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28256 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28257 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28258 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28260 * config/arm/arm-tune.md: Regenerate.
28261 * config/arm/arm-protos.h: Update prototypes.
28262 * config/arm/vfp.md: Enable patterns for Thumb-2.
28263 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28264 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28265 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28266 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28267 * config/arm/libunwind.S: Add Thumb-2 code.
28268 * config/arm/constraints.md: Update include Thumb-2.
28269 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28270 * config/arm/ieee754-df.S: Ditto.
28271 * config/arm/bpabi.S: Ditto.
28272 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28273 * config/arm/predicates.md (low_register_operand,
28274 low_reg_or_int_operand, thumb_16bit_operator): New.
28275 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28276 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28277 * config/arm/t-arm-elf: Add armv7 multilib.
28278 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28280 (UNSPEC_STACK_ALIGN, ce_count): New.
28281 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28282 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28284 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28285 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28286 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28287 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28288 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28289 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28291 * doc/extend.texi: Document ARMv7-M interrupt functions.
28292 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28294 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28296 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28297 (struct _Unwind_Context): Rename args_size to flags, remove
28298 signal_frame field, add a new args_size field and version field.
28299 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28300 _Unwind_IsExtendedContext): New inline functions.
28301 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28302 Assume by_value array is only present if _Unwind_IsExtendedContext.
28303 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28304 _Unwind_IsSignalFrame.
28305 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28306 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28307 (uw_init_context_1): Initialize context->flags to
28308 EXTENDED_CONTEXT_BIT.
28309 * config/rs6000/linux-unwind.h (frob_update_context): Use
28310 _Unwind_SetSignalFrame.
28312 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28314 PR middle-end/30353
28315 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28316 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28319 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28321 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28322 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28323 RET, AT_SP): Remove.
28324 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28327 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28328 * cfgbuild.c (find_basic_blocks): Likewise.
28329 * cfgrtl.c (rtl_create_basic_block): Likewise.
28330 * function.c (temp_slots_at_level): Likewise.
28331 * reg-stack.c (stack_regs_mentioned): Likewise.
28332 * regclass.c (allocate_reg_info): Likewise.
28333 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28334 set_bb_for_stmt, move_block_to_fn): Likewise.
28335 * tree-complex.c (tree_lower_complex): Likewise.
28336 * vec.h (VEC_safe_grow_cleared): New.
28338 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28340 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28342 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28343 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28345 * cfgloopmanip.c (scale_loop_frequencies): Export.
28346 (loopify): Scale the frequencies by prescribed coefficients.
28347 (set_zero_probability): New function.
28348 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28349 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28350 and frequencies according to arguments.
28351 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28353 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28354 * modulo-sched.c (sms_schedule): Set probabilities for entering
28355 versioned loop correctly.
28356 * tree-vect-transform.c (vect_transform_loop): Ditto.
28357 * cfgloop.h (loopify, loop_version): Declaration changed.
28358 (scale_loop_frequencies): Declared.
28360 2007-01-02 Jan Hubicka <jh@suse.cz>
28362 * cgraph.c: Include tree-flow.h
28363 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28364 early_local_passes.
28365 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28366 * tree-pass.h (pass_all_early_optimizations): Declare.
28367 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28368 early_local_passes.
28369 (cgraph_analyze_function): Do early_local_passes.
28370 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28371 Do not add referenced vars.
28372 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28374 (gate_all_early_local_passes): New gate.
28375 (pass_early_local_passes): Use new gate.
28376 (execute_early_local_optimizations): New functions.
28377 (gate_all_early_optimizations): New gate.
28378 (pass_all_early_optimizations): New pass.
28379 (execute_free_datastructures): Free SSA only when initialized.
28380 (gate_init_datastructures): Init only when optimizing.
28381 (tree_lowering_passes): Do early local passes when called late.
28382 * tree-profile.c (do_tree_profiling): Don't profile functions added
28384 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28385 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28387 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28388 during early_local_passes.
28389 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28392 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28394 * Makefile.in: Update copyright year.
28396 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28398 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28399 in $(lang_checks) and check-consistency targets.
28401 2007-01-02 Jan Hubicka <jh@suse.cz>
28403 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28404 Do not add referenced vars.
28405 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28407 * passes.c (init_optimization_passes): Put mudflap_2 after
28408 free_datastructures.
28410 2007-01-02 Jan Hubicka <jh@suse.cz>
28412 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28413 Set NOTHROW flag on call statements proved to be nothrow.
28414 Update statement of local calls so new pure/const functions are
28415 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28417 (tree_rest_of_compilation): Register hooks and initialize bitmap
28418 early. Do not set after_inlining flag.
28420 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28422 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28423 HOST_BITS_PER_LONGLONG
28425 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28428 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28429 warning for non-static initializers.
28431 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28433 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28434 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28435 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28436 Always use set_unique_reg_note to add REG_EQUAL notes.
28438 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28441 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28443 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28444 * cfgbuild.c (find_basic_blocks): Likewise.
28445 * cfgrtl.c (rtl_create_basic_block): Likewise.
28446 * function.c (temp_slots_at_level): Likewise.
28447 * reg-stack.c (stack_regs_mentioned): Likewise.
28448 * regclass.c (allocate_reg_info): Likewise.
28449 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28450 set_bb_for_stmt, move_block_to_fn): Likewise.
28451 * tree-complex.c (tree_lower_complex): Likewise.
28452 * vec.h (VEC_safe_grow_cleared): New.
28454 2007-01-02 Ian Lance Taylor <iant@google.com>
28456 * c-common.c (c_common_truthvalue_conversion): When warning about
28457 using an assignment as a truth value, set TREE_NO_WARNING.
28459 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28462 * c.opt (Wold-style-declaration): New.
28463 * doc/invoke.texi (C-only Warning Options): New.
28464 (Wold-style-declaration): Document it.
28465 (Wextra): Enabled by -Wextra.
28466 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28467 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28468 -Wold-style-declaration.
28470 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28472 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28473 * cfgbuild.c (find_basic_blocks): Likewise.
28474 * cfgrtl.c (rtl_create_basic_block): Likewise.
28475 * function.c (temp_slots_at_level): Likewise.
28476 * reg-stack.c (stack_regs_mentioned): Likewise.
28477 * regclass.c (allocate_reg_info): Likewise.
28478 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28479 set_bb_for_stmt, move_block_to_fn): Likewise.
28480 * tree-complex.c (tree_lower_complex): Likewise.
28481 * vec.h (VEC_safe_grow_cleared): New.
28483 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28485 * c-common.c (c_common_nodes_and_builtins): Since variants of
28486 void_type_node get built before it is given a name, we need to
28487 give those variants the name, too.
28488 (complete_array_type): We need to work with the canonical main
28489 type of the array, from which we will build the qualified version.
28490 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28491 * print-tree.c (print_node): Display canonical type information
28493 * stor-layout.c (layout_type): When we don't know the
28494 alignment of a type for which we're building an array, we end up
28495 guessing wrong, so make the type require structural equality.
28496 * tree.c (make_node_stat): When we build a new type, it is its
28497 own canonical type.
28498 (build_type_attribute_qual_variant): When building an attribute
28499 variant, its canonical type is the non-attribute variant. However,
28500 if the attributes are target-dependent and they differ, we need to
28501 use structural equality checks for this type.
28502 (build_qualified_type): A qualified type is not equivalent to its
28503 unqualified variant; set the canonical type appropriately.
28504 (build_distinct_type_copy): When building a distinct type from
28505 another type, the new type is its own canonical type.
28506 (build_variant_type_copy): When building a new type variant, we
28507 assume that it is equivalent to the original type.
28508 (build_pointer_type_for_mode): When building a pointer type, also
28509 build a canonical type pointer.
28510 (build_reference_type_for_mode): When building a reference type,
28511 also build a canonical type reference.
28512 (build_index_type): When we can't hash an index type (e.g.,
28513 because its maximum value is negative), the index type requires
28514 structural equality tests.
28515 (build_array_type): Build the canonical form of an array type.
28516 (build_function_type): Function types require structural equality,
28517 because they contain default arguments, attributes, etc.
28518 (build_method_type_directly): Ditto for method types.
28519 (build_offset_type): Build the canonical offset type.
28520 (build_complex_type): Build the canonical vector type.
28521 (make_vector_type): Build the canonical vector type.
28522 * tree.h (TYPE_CANONICAL): New.
28523 (TYPE_STRUCTURAL_EQUALITY_P): New.
28524 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28525 (struct tree_type): Added "canonical" field.
28526 * params.h (VERIFY_CANONICAL_TYPES): New.
28527 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28528 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28529 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28530 * doc/invoke.texi (verify-canonical-types): Document --param
28531 parameter for verifying canonical types.
28533 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28535 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28536 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28537 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28538 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28540 * config/rs6000/e500.h: New.
28541 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28542 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28544 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28545 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28546 TARGET_E500_DOUBLE): Remove.
28547 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28548 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28549 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28550 * config/rs6000/rs6000.c (rs6000_override_options): Use
28551 CHECK_E500_OPTIONS.
28553 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28555 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28556 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28557 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28558 rs6000_emit_cmove): Don't check TARGET_E500.
28559 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28560 sordered): Don't check TARGET_E500.
28562 2007-01-01 Eric Christopher <echristo@apple.com>
28564 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28565 HARD_REGISTER_NUM_P.
28567 2007-01-01 Roger Sayle <roger@eyesopen.com>
28569 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28570 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28571 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28574 2007-01-01 Mike Stump <mrs@apple.com>
28576 * configure.ac: Remove support for building with Apple's gcc-3.1.
28578 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28580 PR middle-end/30311
28581 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28582 REG is a hard register. Do not modify REG before calling
28584 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28585 multiple of the size of YMODE for certain lowpart cases.
28587 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28589 PR middle-end/30253
28590 * gimplify (voidify_wrapper_expr): Update for
28591 GIMPLE_MODIFY_STMT.
28593 2007-01-01 Andreas Schwab <schwab@suse.de>
28596 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28597 save of BR0 in extra_spill_size instead of spill_size.
28598 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28600 (ia64_expand_epilogue): Restore BR0 from its new location.
28602 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28604 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28605 Use a temporary variable if the left hand side is not a gimple
28608 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28610 * gimplify.c (gimplify_return_expr): Make the temporary variable
28611 for the return expression, a gimple register variable.
28613 2007-01-01 Jan Hubicka <jh@suse.cz>
28615 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28618 2007-01-01 Mike Stump <mrs@apple.com>
28620 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28622 * config/darwin.c (machopic_select_rtx_section): Use
28623 HAVE_GAS_LITERAL16.
28624 (darwin_mergeable_constant_section): Likewise.
28625 * configure: Regenerate.
28626 * config.in: Regenerate.
28628 2007-01-01 Jan Hubicka <jh@suse.cz>
28629 Andrew Pinski <pinskia@gmail.com>
28631 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28632 before starting IPA passes.