1 2007-08-23 Richard Guenther <rguenther@suse.de>
3 * builtins.c (expand_builtin_mathfn): Wrap argument in
4 save_expr directly instead of re-building the call.
5 (expand_builtin_mathfn_2): Likewise.
6 (expand_builtin_mathfn_3): Likewise.
7 (expand_builtin_interclass_mathfn): Likewise.
8 (expand_builtin_int_roundingfn): Set arg.
9 (expand_builtin_int_roundingfn_2): Likewise.
11 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
13 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
14 *sse_nand<mode>3, *sse_xor<mode>3): New.
16 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
18 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
19 * config/i386/i386.c (print_operand): Handle ';' code. Output
20 semicolon for TARGET_MACHO.
21 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
22 emit semicolon after 'lock' prefix.
23 (sync_double_compare_and_swap<mode>): Ditto.
24 (*sync_double_compare_and_swapdi_pic): Ditto.
25 (*sync_compare_and_swap_cc<mode>): Ditto.
26 (sync_double_compare_and_swap_cc<mode>): Ditto.
27 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
28 (sync_old_add<mode>): Ditto.
29 (sync_add<mode>): Ditto.
30 (sync_sub<mode>): Ditto.
31 (sync_ior<mode>): Ditto.
32 (sync_and<mode>): Ditto.
33 (sync_xor<mode>): Ditto.
35 2007-08-22 Chao-ying Fu <fu@mips.com>
37 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
39 (copy_rtx): Handle CONST_FIXED.
40 (rtx_equal_p): Likewise.
41 * rtl.h (fixed_value.h): New include.
42 (rtx_def): Add a new field of fixed_value to u.
43 (XCNMPFV): Define for accessing fixed_value.
44 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
46 * rtl.def (CONST_FIXED): New constant.
47 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
48 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
49 US_ASHIFT): New codes.
50 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
51 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
52 unsigned_fract_convert, unsigned_sat_fract): Document them.
53 * varasm.c (assemble_integer): Extend to support fixed-point constants
54 by using different machine classes.
55 (decode_addr_const): Handle FIXED_CST.
56 (const_hash_1): Likewise.
57 (compare_constant): Likewise.
58 (copy_constant): Likewise.
59 (const_rtx_hash_1): Handle CONST_FIXED.
60 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
61 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
63 (initializer_constant_valid_p): Handle FIXED_CST.
64 (output_constant): Support FIXED_POINT_TYPE.
65 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
66 * cse.c (hash_rtx): Support CONST_FIXED.
67 (exp_equiv_p): Likewise.
68 (cannon_reg): Likewise.
70 (equiv_constant): Likewise.
71 (cse_process_notes_1): Likewise.
72 (count_reg_usage): Likewise.
73 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
74 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
75 (wrap_constant): Check CONST_FIXED.
76 (cselib_hash_rtx): Support CONST_FIXED.
77 (cselib_subst_to_values): Likewise.
78 * df-scan.c (df_uses_record): Likewise.
79 * gcse.c (want_to_gcse_p): Likewise.
80 (oprs_unchanged_p): Likewise.
81 (oprs_not_set_p): Likewise.
82 (compute_transp): Likewise.
83 (extract_mentioned_regs_helper): Likewise.
84 * genemit.c (gen_exp): Likewise.
85 * local-alloc.c (equiv_init_varies_p): Likewise.
86 (contains_replace_regs): Likewise.
87 (memref_referenced_p): Likewise.
88 * loop-invariant.c (check_maybe_invariant): Likewise.
89 (hash_invariant_expr_1): Likewise.
90 (invariant_expr_equal_p): Likewise.
91 * postreload-gcse.c (oprs_unchanged_p): Likewise.
92 * regclass.c (reg_scan_mark_refs): Likewise.
93 * regrename.c (scan_rtx): Likewise.
94 * resource.c (mark_referenced_resources): Likewise.
95 (mark_set_resources): Likewise.
96 * rtlanal.c (rtx_unstable_p): Likewise.
97 (rtx_varies_p): Likewise.
98 (count_occurrences): Likewise.
99 (reg_mentioned_p): Likewise.
100 (modified_between_p): Likewise.
101 (modified_in_p): Likewise.
102 (volatile_insn_p): Likewise.
103 (volatile_refs_p): Likewise.
104 (side_effects_p): Likewise.
105 (may_trap_p_1): Likewise.
106 (inequality_comparisons_p): Likewise.
107 (computed_jump_p_1): Likewise.
108 (commutative_operand_precedence): Likewise.
109 * sched-deps.c (sched_analyze_2): Likewise.
110 * sched-vis.c (print_value): Likewise.
111 * reload.c (operands_match_p): Likewise.
112 (subst_reg_equivs): Likewise.
113 * reload1.c (eliminate_regs_1): Likewise.
114 (elimination_effects): Likewise.
115 (scan_paradoxical_subregs): Likewise.
116 * alias.c (rtx_equal_for_memref_p): Likewise.
117 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
118 * emit-rtl.c (const_fixed_htab): New hash table.
119 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
121 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
122 const_fixed_from_fixed_value): New functions.
123 (verify_rtx_sharing): Handle CONST_FIXED.
124 (copy_rtx_if_shared_1): Likewise.
125 (reset_used_flags): Likewise.
126 (set_used_flags): Likewise.
127 (copy_insn_1): Likewise.
128 (init_emit_once): Create const_fixed_htab.
129 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
131 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
133 PR tree-optimization/32949
134 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
135 before failing for ivs with non-constant step.
137 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
139 * doc/md.texi (Iterators): Renamed from Macros. All contents
140 changed to reflect rename of respectively define_code_macro and
141 define_mode_macro to define_code_iterator and define_mode_iterator.
142 (Mode Iterators, Code Iterators): Similar.
143 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
144 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
145 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
146 (initialize_iterators, find_iterator, check_code_iterator)
147 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
148 (read_mapping, read_rtx_1): Similar.
149 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
150 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
151 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
152 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
153 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
154 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
155 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
156 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
157 config/rs6000/sync.md, config/rs6000/rs6000.md,
158 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
159 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
160 config/vax/vax.md, config/bfin/bfin.md: Similar.
162 2007-08-22 David Daney <ddaney@avtrex.com>
164 * doc/install.texi (Testing): Mention testing on a simulator.
166 2007-08-22 Janis Johnson <janis187@us.ibm.com>
168 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
170 * doc/libgcc.texi (Decimal float library routines): Fix formatting
171 and rearrange floating point conversion functions into different
174 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
176 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
177 dfa_post_advance_cycle): New scheduler hooks.
178 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
179 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
181 (TARGET_SCHED): Use them.
182 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
183 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
184 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
186 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
187 function to facilitate debugging.
188 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
189 (output_insn_has_dfa_reservation_p): New static function to output
190 insn_has_dfa_reservation_p ().
191 (write_automata): Use it.
192 * genattr.c (main): Output declaration for
193 insn_has_dfa_reservation_p ().
195 2007-08-22 Christian Bruel <christian.bruel@st.com>
196 Richard Guenther <rguenther@suse.de>
198 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
199 * simplify_rtx (simplify_binary_operation_1): Likewise.
201 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
203 PR rtl-optimization/32557
204 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
205 of REGNO (mws->mw_reg).
207 2007-08-22 Richard Guenther <rguenther@suse.de>
210 * builtins.c (expand_builtin_int_roundingfn): Replace call
211 argument wrapped with SAVE_EXPR directly.
212 (expand_builtin_int_roundingfn_2): Likewise.
214 2007-08-22 Richard Guenther <rguenther@suse.de>
216 * tree-inline.c (inlinable_function_p): Restore disregarding
217 inline limits for GNU extern inline functions.
219 2007-08-22 Richard Guenther <rguenther@suse.de>
222 * tree.c (host_integerp): Treat sizetype as signed as it is
225 2007-08-21 Ian Lance Taylor <iant@google.com>
227 PR tree-optimization/33134
228 * tree-vrp.c (adjust_range_with_scev): Call
229 set_value_range_to_value.
231 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
233 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
236 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
238 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
241 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
243 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
244 cases to set eight bytes at a time.
245 (expand_block_move): Likewise.
247 2007-08-21 Jakub Jelinek <jakub@redhat.com>
250 * dwarf2out.c (gen_decl_die): Don't call
251 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
253 2007-08-21 Paul Brook <paul@codesourcery.com>
254 Nathan Sidwell <nathan@codesourcery.com>
255 Mark Mitchell <mark@codesourcery.com>
256 Joseph Myers <joseph@codesourcery.com>
258 * configure.ac: Add --with-pkgversion and --with-bugurl.
259 * configure: Regenerate.
260 * doc/install.texi: Document them.
261 * version.c (version_string): Remove VERSUFFIX.
263 (pkgversion_string): New.
264 (bug_report_url): Do not hard-code initializer.
265 * version.h (pkgversion_string): Declare.
266 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
268 (version.o): Define PKGVERSION and BUGURL.
269 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
270 (%.pod): Define BUGURL.
271 * gcc.c (process_command, main): Use pkgversion_string.
272 * toplev.c (compile_file, print_version): Likewise.
273 * protoize.c (main): Likewise.
274 * gcov.c (print_version): Likewise. Update copyright date.
275 * gcov-dump.c (print_version): Likewise. Update copyright date.
276 * mips-tdump.c (main): Likewise. Update copyright date.
277 * mips-tfile.c (main): Likewise. Update copyright date.
278 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
279 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
281 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
282 * doc/gccint.texi: Likewise.
283 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
284 Update copyright date.
286 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
288 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
289 (ix86_expand_strlensi_unroll_1): Ditto.
290 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
291 (ix86_expand_carry_flag_compare): Update comment.
293 2007-08-21 Jakub Jelinek <jakub@redhat.com>
296 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
297 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
299 2007-08-21 Richard Guenther <rguenther@suse.de>
301 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
303 2007-08-21 Richard Guenther <rguenther@suse.de>
306 * fold-const.c (fold_binary): Remove index +p PTR folding.
307 Fix types of POINTER_PLUS_EXPR generated by folding of
310 2007-08-20 Chao-ying Fu <fu@mips.com>
312 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
313 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
314 RID_ONEWAY, so that it can be checked in declspecs_add_type.
315 (c_common_fixed_point_type_for_size): Declare.
316 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
317 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
318 (c_token_starts_declspecs): Likewise.
319 (c_parser_declspecs): Likewise.
320 (c_parser_attributes): Likewise.
321 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
322 (c_declspecs): Add saturating_p.
323 * c-decl.c (build_null_declspecs): Initialize saturating_p.
324 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
325 _Sat. Handle RID_SAT.
326 Avoid using void, bool, char, int, float, double, _Decimal32,
327 _Decimal64, _Decimal128, and complex with _Sat.
328 Handle RID_FRACT and RID_ACCUM.
329 Make sure _Sat is used with _Fract or _Accum.
330 (finish_declspecs): Handle cts_fract and cts_accum.
331 * c-common.c (fixed-value.h): New include.
332 (constant_expression_warning): Handle FIXED_CST.
333 (overflow_warning): Likewise.
334 (warnings_for_convert_and_check): Likewise.
335 (c_common_fixed_point_type_for_size): New.
336 (c_common_type_for_mode): Handle fixed-point modes to
337 return various saturating/non-saturating, signed/unsigned types.
338 (c_common_signed_or_unsigned_type): Support fixed-point types.
339 (shorten_compare): Check fixed-point zero.
340 Handle FIXED_POINT_TYPE.
341 (c_common_truthvalue_conversion): Handle FIXED_CST.
342 Handle FIXED_POINT_TYPE.
343 (c_common_nodes_and_builtins): Record builtin types for fixed-point
345 (handle_mode_attribute): Handle fixed-point modes. Need to check
346 if the signness of base type and fixed-point modes are consistent.
347 (handle_vector_size_attribute): Handle fixed-point modes.
348 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
349 (warn_for_div_by_zero): Check fixed-point zero.
350 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
351 a common fixed-point type based on fbit, ibit, sign, and saturation.
352 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
353 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
354 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
355 (convert_for_assignment): Support FIXED_POINT_TYPE.
356 (digest_init): Handle FIXED_POINT_TYPE.
357 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
358 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
359 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
360 GE_EXPR, LT_EXPR, GT_EXPR.
361 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
362 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
363 * target.h (gcc_target): Add fixed_point_supported_p.
364 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
365 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
366 (default_fixed_point_supported_p): Define.
367 * targhooks.h (default_fixed_point_supported_p): Declare.
368 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
369 * doc/install.texi (Configuration): Add --enable-fixed-point.
370 * configure.ac (--enable-fixed-point): New to enable fixed-point
371 arithmetic extension to C. For mips targets, we enable it by default.
372 * configure, config.in: Regenerate.
374 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
376 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
378 2007-08-20 David Edelsohn <edelsohn@gnu.org>
380 * dwarf2out.c (text_section_used): Move declaration outside ifdef
381 DWARF2_DEBUGGING_INFO.
382 (cold_text_section_used): Same.
383 (cold_text_section): Same.
385 2007-08-20 Richard Guenther <rguenther@suse.de>
387 * c-typeck.c (convert_for_assignment): Use the type of
388 the member for the initialization.
390 2007-08-20 Richard Guenther <rguenther@suse.de>
392 * c-objc-common.c (c_disregard_inline_limits): Remove.
393 * c-objc-common.h (c_disregard_inline_limits): Likewise.
394 * cgraphunit.c (cgraph_process_new_functions): Call
395 disregard_inline_limits_p.
396 (cgraph_preserve_function_body_p): Likewise.
397 * ipa-inline.c (compute_inline_parameters): Likewise.
398 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
400 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
401 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
402 disregard_inline_limits langhook.
403 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
405 * langhooks.h (lang_hooks_for_tree_inlining): Remove
406 disregard_inline_limits langhook.
407 * tree-inline.c (disregard_inline_limits_p): New function.
408 * tree-inline.h (disregard_inline_limits_p): Declare.
410 2007-08-20 Richard Guenther <rguenther@suse.de>
412 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
413 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
414 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
415 auto_var_in_fn_p langhook.
416 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
418 * tree.c (auto_var_in_fn_p): ... here.
419 (find_var_from_fn): Call auto_var_in_fn_p directly.
420 * langhooks.h (lang_hooks_for_tree_inlining): Remove
421 auto_var_in_fn_p langhook.
422 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
423 (copy_body_r): Likewise.
424 (self_inlining_addr_expr): Likewise.
425 * tree.h (auto_var_in_fn_p): Declare.
427 2007-08-20 Richard Guenther <rguenther@suse.de>
429 * tree.c (WALK_SUBTREE): Call walk_tree_1.
430 (walk_type_fields): Take lh parameter.
431 (walk_tree): Rename to ...
432 (walk_tree_1): ... this. Do not call the walk_subtrees
433 langhook but the now passed callback. Pass lh on recursion.
434 (walk_tree_without_duplicates): Rename to ...
435 (walk_tree_without_duplicates_1): ... this. Take lh parameter
436 and call walk_tree_1.
437 * tree.h (walk_tree_lh): New typedef.
438 (walk_tree_1): Declare.
439 (walk_tree_without_duplicates_1): Likewise.
440 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
441 (walk_tree_without_duplicates): New define to
442 walk_tree_without_duplicates_1 with NULL lh parameter.
443 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
444 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
446 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
447 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
448 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
451 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
454 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
455 code in front of the compacting of basic blocks.
456 Move the folding of statements inbetween the cgraph checking
457 and compacting of basic blocks.
459 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
460 Serge Belyshev <belyshev@depni.sinp.msu.ru>
463 * config/alpha/alpha.c (va_list_skip_additions): Check for
464 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
465 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
466 PLUS_EXPR when checking ap.__base.
467 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
468 when doing addition on pointer types. Use size_int instead of
470 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
471 ptr_type in the second operand.
473 2007-08-19 Andrew Pinski <pinskia@gmail.com>
476 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
478 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
481 * cfgexpand.c (expand_one_register_var): Mark pointer
482 DECL_ARTIFICIAL as REG_POINTER also.
483 * stmt.c (expand_decl): Likewise.
485 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
492 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
493 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
494 on_worklist argument and avoid adding things to worklist multiple
496 (add_to_worklist): Ditto.
497 (mark_aliases_call_clobbered): Mark entire structure clobbered if
498 single SFT is clobbered.
499 (set_initial_properties): Ditto.
500 (compute_call_clobbered): Update for changes to function
502 (create_overlap_variables_for): Always create SFT for offset 0.
503 (create_structure_vars): Handle PHI's, since we are in SSA form at
505 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
506 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
508 (add_vars_for_offset): Figure out aliases from access + points-to.
509 (add_virtual_operand): Use add_vars-for_offset.
510 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
511 (add_call_clobber_ops): Remove makes_clobbering_call set.
512 (get_expr_operands): Always pass through the INDIRECT_REF
514 * tree-ssa-structalias.c (struct constraint_graph): Remove
516 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
517 address_taken, pt_used, number_incoming.
518 (FIRST_ADDR_NODE): Removed.
519 (merge_graph_nodes): Remove broken code for the moment.
520 (init_graph): New function.
521 (build_pred_graph): Remove code to init_graph.
522 Add location equivalence support.
523 (struct scc_info): Rename roots to deleted.
525 (init_scc_info): Ditto
526 (init_topo_info): Use graph->size.
527 (compute_topo_order): Ditto.
528 (do_da_constraint): Removed.
529 (do_sd_constraint): Remove calls to find().
530 set_union_with_increment should always get 0 as last arg here.
531 (do_complex_constraint): Replace do_da_constraint with assert.
533 (struct equiv_class_label): New.
534 (pointer_equiv_class_table): Ditto.
535 (location_equiv_class_table): Ditto.
536 (equiv_class_label_hash): Ditto.
537 (equiv_class_label_eq): Ditto
538 (equiv_class_lookup): Ditto.
539 (equiv_class_ladd): Ditto.
540 (pointer_equiv_class): Ditto.
541 (location_equiv_class): Ditto.
542 (condense_visit): Rename and rewrite from label_visit to do only
543 SCC related stuff for HU.
544 (label_visit): Do HU work for HU.
545 (perform_var_substitution): Update to do HU and location
547 (free_var_substitution_info): Update to free HU and location
548 equivalence structures. */
549 (find_equivalent_node): Update for pointer but not location
551 (unite_pointer_equivalences): New function.
552 (move_complex_constraints): Rewrite to only do moving.
553 (rewrite_constraints): Split out of move_complex_constraints.
554 (solve_graph): Use graph->size.
555 (process_constraint_1): Add from_call argument, use it.
556 Split *a = &b into two constraints.
557 (process_constraint): Use new process_constraint_1.
558 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
559 (get_constraint_for): Handle non-pointer integers properly.
560 Remove code that used to handle structures.
561 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
562 with unknown addends.
563 (handle_rhs_call): New function.
564 (find_func_aliases): Use handle_rhs_call.
565 (set_uids_in_ptset): Add an assert.
566 (set_used_smts): Fix bug in not considering unified vars.
567 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
568 (compute_points_to_sets): Update for other function changes.
569 (delete_points_to_sets): Ditto.
570 (ipa_pta_execute): Ditto.
571 (pass_ipa_pta): We need to update SSA after ipa_pta.
573 2007-08-19 Jan Hubicka <jh@suse.cz>
575 * i386.md: Replace "rim" and "mri" constraints by "g".
577 2007-08-19 Joseph Myers <joseph@codesourcery.com>
579 * dwarf2out.c (text_section_used, cold_text_section_used,
580 cold_text_section, dwarf2out_note_section_used): New.
581 (dwarf2out_init): Initialize cold_text_section.
582 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
583 dwarf2out_note_section_used.
584 (size_of_aranges): Only count entry for text section if it was
585 used. Count entry for cold text section if it was used.
586 (output_aranges): Only output entries for text section and cold
587 text section if they were used.
589 2007-08-19 Andrew Pinski <pinskia@gmail.com>
591 * tree-pretty-print.c (debug_generic_expr): Add a comment about
593 (debug_generic_stmt): Likewise.
594 (debug_tree_chain): Likewise.
596 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
598 * tree-data-refs.c (split_constant_offset): Expose.
599 * tree-data-refs.h (split_constant_offset): Add declaration.
601 * tree-vectorizer.h (dr_alignment_support): Renamed
602 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
603 Added a new value dr_explicit_realign.
604 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
605 dr_offset, dr_step, and dr_aligned_to, along with new access
606 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
607 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
608 STMT_VINFO_DR_ALIGNED_TO.
610 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
612 In case of outer-loop vectorization with non-fixed misalignment - use
613 the dr_explicit_realign scheme instead of the optimized realignment
615 (new_stmt_vec_info): Initialize new fields.
617 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
618 'nested_in_vect_loop' case. Change verbosity level.
619 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
620 Don't fail on zero step in the outer-loop for loads.
621 (vect_analyze_data_refs): Call split_constant_offset to calculate
622 base, offset and init relative to the outer-loop.
624 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
625 BSI function argument with a new function argument - at_loop.
626 Simplify the condition that determines STEP. Takes additional argument
627 INV_P. Support outer-loop vectorization (handle the
628 nested_in_vect_loop case), including zero step in the outer-loop. Call
629 vect_create_addr_base_for_vector_ref with additional argument.
630 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
631 Updated function documentation. Handle the 'nested_in_vect_loop' case.
632 Fixed and simplified calculation of step.
633 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
634 of bsi, and with additional argument. Call bump_vector_ptr with
635 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
636 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
637 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
638 when the realignment setup needs to take place inside the loop.
639 Support the dr_explicit_realign scheme. Allow generating the optimized
640 realignment scheme for outer-loop vectorization. Added documentation.
641 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
642 the 'nested_in_vect_loop' case, including loads that are invariant in
643 the outer-loop and the realignment schemes. Handle the case when the
644 realignment setup needs to take place inside the loop. Call
645 vect_setup_realignment with additional arguments. Call
646 vect_create_data_ref_ptr with additional argument and with loop instead
647 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
648 (vect_gen_niters_for_prolog_loop): Call
649 vect_create_addr_base_for_vector_ref with additional arguments.
650 (vect_create_cond_for_align_checks): Likewise.
651 (bump_vector_ptr): Updated to support the new dr_explicit_realign
652 scheme: takes additional argument bump; argument ptr_incr is now
653 optional; updated documentation.
654 (vect_init_vector): Takes additional argument (bsi). Use it, if
655 available, to insert the vector initialization.
656 (get_initial_def_for_induction): Pass additional argument in call to
658 (vect_get_vec_def_for_operand): Likewise.
659 (vect_setup_realignment): Likewise.
660 (vectorizable_load): Likewise.
662 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
664 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
665 as argument instead of struct loop.
666 (nested_in_vect_loop_p): New function.
667 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
669 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
670 from other phis in the loop.
671 (destroy_loop_vec_info): Add additional argument to declaration.
673 * tree-vectorizer.c (supportable_widening_operation): Also check if
674 nested_in_vect_loop_p (don't allow changing the order in this case).
675 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
676 of struct loop. Call nested_in_vect_loop_p and don't require
677 flag_unsafe_math_optimizations if it returns true.
678 (new_stmt_vec_info): When setting def_type for phis differentiate
679 loop-header phis from other phis.
680 (bb_in_loop_p): New function.
681 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
682 just update their loop_vinfo. Order of BB traversal now matters -
683 call dfs_enumerate_from with bb_in_loop_p.
684 (destroy_loop_vec_info): Takes additional argument to control whether
685 stmt_vinfo of the loop stmts should be destroyed as well.
686 (vect_is_simple_reduction): Allow the "non-reduction" use of a
687 reduction stmt to be defines by a non loop-header phi.
688 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
690 * tree-vect-transform.c (vectorizable_reduction): Call
691 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
692 (vectorizable_call): Likewise.
693 (vectorizable_conversion): Likewise.
694 (vectorizable_operation): Likewise.
695 (vectorizable_type_promotion): Likewise.
696 (vectorizable_type_demotion): Likewise.
697 (vectorizable_store): Likewise.
698 (vectorizable_live_operation): Likewise.
699 (vectorizable_reduction): Likewise. Also pass loop_info to
700 vect_is_simple_reduction instead of loop.
701 (vect_init_vector): Call nested_in_vect_loop_p.
702 (get_initial_def_for_reduction): Likewise.
703 (vect_create_epilog_for_reduction): Likewise.
704 (vect_init_vector): Check which loop to work with, in case there's an
706 (get_initial_def_for_inducion): Extend to handle outer-loop
707 vectorization. Fix indentation.
708 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
709 In the case vect_induction_def get the vector def from the induction
710 phi node, instead of calling get_initial_def_for_inducion.
711 (get_initial_def_for_reduction): Extend to handle outer-loop
713 (vect_create_epilog_for_reduction): Extend to handle outer-loop
715 (vect_transform_loop): Change assert to just skip this case. Add a
717 (vect_finish_stmt_generation): Add a couple asserts.
719 (vect_estimate_min_profitable_iters): Multiply
720 cost of inner-loop stmts (in outer-loop vectorization) by estimated
722 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
723 this is an inner-loop reduction in outer-loop vectorization.
725 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
726 Same code as what used to be vect_analyze_scalar_cycles, only with
727 additional argument loop, and loop_info passed to
728 vect_is_simple_reduction instead of loop.
729 (vect_analyze_scalar_cycles): Code factored out into
730 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
731 Updated documentation.
732 (analyze_operations): Check for inner-loop loop-closed exit-phis during
733 outer-loop vectorization that are live or not used in the outerloop,
734 cause this requires special handling.
735 (vect_enhance_data_refs_alignment): Don't consider versioning for
737 (vect_analyze_data_refs): Check that there are no datarefs in the
739 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
740 and vect_used_in_outer_by_reduction cases.
741 (process_use): Also consider the case of outer-loop stmt defining an
742 inner-loop stmt and vice versa.
743 (vect_analyze_loop_1): New function.
744 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
745 loops. Call vect_analyze_loop_1.
746 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
747 been vectorized. Call destroy_loop_vec_info with additional argument.
749 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
750 in the inner-loop when doing outer-loop vectorization. Add
751 documentation and printout.
752 (vect_recog_dot_prod_pattern): Likewise. Also add check for
753 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
755 2007-08-18 Andrew Pinski <pinskia@gmail.com>
757 * tree-affine.h (print_aff): New prototype.
758 (debug_aff): Likewise.
759 * tree-affine.c (print_aff): New function.
760 (debug_aff): Likewise.
762 2007-08-18 Paul Brook <paul@codesourcery.com>
763 Joseph Myers <joseph@codesourcery.com>
765 * common.opt (-fdebug-prefix-map=): New option.
766 * opts.c: Include debug.h.
767 (common_handle_option): Handle -fdebug-prefix-map.
768 * final.c: Include ggc.h.
769 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
770 remap_debug_filename): New.
771 * Makefile.in (final.o, opts.o): Update dependencies.
772 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
773 * configure.ac: Check for assembler --debug-prefix-map support.
774 * configure, config.in: Regenerate.
775 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
776 (ASM_DEBUG_SPEC): Include ASM_MAP.
777 * doc/install.texi (--with-debug-prefix-map): Document.
778 * doc/invoke.texi (-fdebug-prefix-map): Document.
779 * dbxout.c (dbxout_init, dbxout_start_source_file,
780 dbxout_source_file): Call remap_debug_filename.
781 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
782 dwarf2out_start_source_file, dwarf2out_finish): Call
783 remap_debug_filename.
784 (file_table_relative_p): Do not check d->emitted_number.
785 * toplev.c (output_file_directive): Call remap_debug_filename.
786 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
787 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
789 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
791 * loop-invariant.c (find_invariants_to_move): Add missing macro
794 2007-08-17 Tom Tromey <tromey@redhat.com>
796 * tree.h (struct tree_label_decl): Removed old "java" fields.
798 2007-08-17 Richard Sandiford <richard@codesourcery.com>
799 Nigel Stephens <nigel@mips.com>
801 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
802 Treat -mno-data-in-code and -mcode-xonly as aliases for
803 -mcode-readable=no and -mcode-readable=pcrel respectively.
804 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
805 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
806 (MULTILIB_DIRNAMES): Update accordingly.
808 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
810 * Makefile.in (version.o): Depend on $(REVISION) only if
811 REVISION_s is defined.
813 2007-08-17 Sa Liu <saliu@de.ibm.com>
814 Ulrich Weigand <uweigand@de.ibm.com>
817 * tree.c (reconstruct_complex_type): For a pointer to a vector,
818 use build_qualified_type to retain qualifiers of the base type.
820 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
822 * config/score/score.md : Update pattern tablejump.
823 * config/score/score.c : Update score_initialize_trampoline
825 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
826 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
827 * doc/contrib.texi: Add my entry.
829 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
831 * Makefile.in (REVISION): New.
834 (version.o): Also depend on $(REVISION). Add
835 -DREVISION=$(REVISION_s).
837 * version.c (version_string): Add REVISION.
839 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
841 * tree-eh.c (lower_try_finally_onedest): Reset the locus
842 of GOTO that's relocated to a different block.
844 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
846 * c-common.c (const_strip_array_types): New.
847 * c-common.h (lang_missing_noreturn_ok_p): Delete.
848 (const_strip_array_types): New.
849 * c-objc-common.c (c_disregard_inline_limits,
850 c_warn_unused_global_decl): Constify.
851 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
852 c_vla_type_p, c_incomplete_type_error): Likewise.
853 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
854 * hooks.c (hook_bool_const_tree_false): New.
855 * hooks.h (hook_bool_const_tree_false): Likewise.
856 * langhooks-def.h (lhd_warn_unused_global_decl,
857 lhd_incomplete_type_error, lhd_expr_size,
858 lhd_tree_inlining_disregard_inline_limits,
859 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
860 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
861 * langhooks.c (lhd_warn_unused_global_decl,
862 lhd_incomplete_type_error,
863 lhd_tree_inlining_disregard_inline_limits,
864 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
865 lhd_expr_size): Likewise.
866 * langhooks.h (lang_hooks_for_tree_inlining,
867 lang_hooks_for_tree_dump, lang_hooks_for_types,
868 lang_hooks_for_decls, lang_hooks): Likewise.
869 * pointer-set.c (pointer_set_t, pointer_set_create,
870 pointer_set_contains, insert_aux, pointer_set_insert,
871 pointer_set_traverse, pointer_map_t, pointer_map_create,
872 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
874 * pointer-set.h (pointer_set_contains, pointer_set_insert,
875 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
876 pointer_map_traverse): Likewise.
877 * predict.c (assert_is_empty): Likewise.
878 * tree-affine.c (free_name_expansion): Likewise.
879 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
880 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
881 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
883 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
885 * tree-vectorizer.c (new_loop_vec_info): Initialize new
887 (destroy_loop_vec_info): Add call to VEC_free.
888 * tree-vectorizer.h (may_alias_ddrs): Define.
889 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
890 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
891 Change reporting to dump.
892 (vect_is_duplicate_ddr): New.
893 (vect_mark_for_runtime_alias_test): New.
894 (vect_analyze_data_ref_dependences) Add call to
895 vect_mark_for_runtime_alias_test.
896 (vect_enhance_data_refs_alignment): Define local variable
897 vect_versioning_for_alias_required, don't perform
898 peeling for alignment if versioning for alias is
900 (vect_enhance_data_refs_alignment): Use
901 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
902 PARAM_VECT_MAX_VERSION_CHECKS.
903 * tree-vect-transform.c
904 (vect_create_cond_for_alias_checks): New.
905 (vect_transform_loop): Add call to
906 vect_create_cond_for_alias_checks.
907 (vect_vfa_segment_size): New.
908 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
910 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
911 * gcc/doc/invoke.texi
912 (vect-max-version-for-alignment-checks): Document.
913 (vect-max-version-for-alias-checks): Document.
914 (vect-max-version-checks): Remove.
916 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
918 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
919 the same line as the instruction for all asm dialects.
921 (*rep_movsi_rex64): Ditto.
923 (*rep_movqi_rex64): Ditto.
924 (*rep_stosdi_rex64): Ditto.
925 (*rep_stossi): Ditto.
926 (*rep_stossi_rex64): Ditto.
927 (*rep_stosqi): Ditto.
928 (*rep_stosqi_rex64): Ditto.
929 (*cmpstrnqi_nz_1): Ditto.
930 (*cmpstrnqi_nz_rex_1): Ditto.
931 (*cmpstrnqi_1): Ditto.
932 (*cmpstrnqi_rex_1): Ditto.
933 (*strlenqi_1): Ditto.
934 (*strlenqi_rex_1): Ditto.
935 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
936 prefix on the same line as the instruction for all asm dialects.
937 (sync_double_compare_and_swap<mode>): Ditto.
938 (*sync_double_compare_and_swapdi_pic): Ditto.
939 (*sync_compare_and_swap_cc<mode>): Ditto.
940 (sync_double_compare_and_swap_cc<mode>): Ditto.
941 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
942 (sync_old_add<mode>): Ditto.
943 (sync_add<mode>): Ditto.
944 (sync_sub<mode>): Ditto.
945 (sync_ior<mode>): Ditto.
946 (sync_and<mode>): Ditto.
947 (sync_xor<mode>): Ditto.
949 2007-08-16 Richard Sandiford <richard@codesourcery.com>
952 * reload.c (find_reloads): Check that the memory returned by
953 find_reloads_toplev was not the result of forcing a constant
955 (find_reloads_toplev): Always use simplify_gen_subreg to get
956 the subreg of a constant. If the result is also a constant,
957 but not a legitimate one, force it into the constant pool
958 and reload its address.
960 2007-08-15 David Edelsohn <edelsohn@gnu.org>
962 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
965 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
967 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
968 directive for the current vector ABI.
970 2007-08-15 Steve Ellcey <sje@cup.hp.com>
973 * caller-save.c (reg_save_code): Set invalide status on restore code.
975 2007-08-15 Diego Novillo <dnovillo@google.com>
977 * tree-ssa-alias.c (compute_memory_partitions): Use
978 alias_bitmap_obstack to allocate bitmaps.
979 (reset_alias_info): Factor out of init_alias_info.
980 Mark all name tags not associated to an SSA name for renaming.
981 (init_alias_info): Call it.
982 (create_name_tags): Tidy. Add comments.
983 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
985 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
987 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
988 scheduler dependencies.
990 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
992 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
994 (*iorsi_1_zext): Likewise.
995 (*iorsi_1_zext_imm): Likewise.
996 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
997 with "rm"/"xm" constraint.
998 (sse2_vmsqrtv2df2): Likewise.
1000 2007-08-15 Jakub Jelinek <jakub@redhat.com>
1003 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
1006 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
1008 * tree-pass.h (PROP_pta): Removed.
1009 (TODO_rebuild_alias): New.
1010 (pass_may_alias): Removed.
1011 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
1012 aliasing if we changed something.
1013 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1015 (pass_may_alias): Removed.
1016 (create_structure_vars): Return TODO_rebuild_alias.
1017 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1018 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1020 (tree_sra_early): We never affect aliasing right now.
1021 * tree-flow.h (compute_may_aliases): New prototype.
1022 * passes.c: Remove pass_may_alias from the passes.
1023 (execute_function_todo): Support TODO_rebuild_alias.
1025 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1027 * i386.c: (legitimize_address): Move dllimported variable check
1028 infront of legitimizing pic address of CONST symbols.
1030 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1032 PR tree-optimization/32941
1033 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1034 (goto_queue_cmp): Remove.
1035 (find_goto_replacement): Change search method.
1036 (maybe_record_in_goto_queue): Add assert.
1037 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1038 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1040 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1042 * alias.c (component_uses_parent_alias_set): Constify.
1043 * alias.h (component_uses_parent_alias_set): Likewise.
1044 * cfgrtl.c (print_rtl_with_bb): Likewise.
1045 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
1046 mpz_get_double_int): Likewise.
1047 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
1048 mpz_get_double_int): Likewise.
1049 * expr.c (is_aligning_offset, undefined_operand_subword_p,
1050 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
1052 * expr.h (safe_from_p): Likewise.
1053 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
1055 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
1056 zero_sized_type, goa_lhs_expr_p): Likewise.
1057 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
1058 * rtl.h (print_rtl_with_bb): Likewise.
1059 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
1060 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
1061 * tree-flow-inline.h (bb_stmt_list): Constify.
1062 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
1064 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
1065 const_first_stmt, const_last_stmt): New.
1066 (block_may_fallthru, empty_block_p): Constify.
1067 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
1068 EXPR_ONLY_BODY): New.
1069 (expr_first, expr_last, expr_only): Use macro for body.
1070 (const_expr_first, const_expr_last, const_expr_only): New.
1071 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
1072 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
1073 ctsi_prev, ctsi_stmt): New.
1074 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
1075 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
1076 * tree-ssa-loop-niter.c (loop_only_exit_p,
1077 derive_constant_upper_bound): Likewise.
1078 * tree-ssa-phiopt.c (empty_block_p): Likewise.
1079 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
1080 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
1081 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
1082 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
1083 * tree.c (get_type_static_bounds): Likewise.
1084 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
1085 (get_type_static_bounds): Constify.
1087 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1090 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
1091 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
1092 (*<addsub><mode>3_cc_overflow): New.
1093 (*add<mode>3_cconly_overflow): New.
1094 (*sub<mode>3_cconly_overflow): New.
1095 (*<addsub>si3_zext_cc_overflow): New.
1096 * config/i386/predicates.md (fcmov_comparison_operator): Accept
1097 CCCmode for LTU, GTU, LEU and GEU.
1098 (ix86_comparison_operator): Likewise.
1099 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
1100 * config/i386/i386.c (put_condition_code): Support CCCmode.
1101 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
1102 or MINUS expressions.
1104 2007-08-14 Andrew Pinski <pinskia@gmail.com>
1107 * c-typeck.c (build_binary_op): Disallow vector float types with
1108 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
1110 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1112 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
1113 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
1114 (dep_def): New typedef.
1115 (init_dep_1, sd_debug_dep): Declare functions.
1116 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
1117 (debug_dep_links): Remove.
1118 (struct _deps_list): New field 'n_links'.
1119 (DEPS_LIST_N_LINKS): New macro.
1120 (FOR_EACH_DEP_LINK): Remove.
1121 (create_deps_list, free_deps_list, delete_deps_list): Remove
1123 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
1124 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1125 (copy_deps_list_change_con, move_dep_link): Ditto.
1126 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
1127 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
1129 (INSN_BACK_DEPS): Remove.
1130 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
1132 (INSN_DEP_COUNT): Remove.
1133 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
1134 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
1135 Declare global variables.
1136 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
1137 (add_forw_dep, compute_forward_dependences): Remove declarations.
1138 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
1139 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1140 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
1142 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
1144 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
1145 (sd_list_types_def): New typedef.
1146 (sd_next_list): Declare function.
1147 (struct _sd_iterator): New type.
1148 (sd_iterator_def): New typedef.
1149 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
1151 (FOR_EACH_DEP): New cycle wrapper.
1152 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
1154 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
1155 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
1158 * sched-deps.c (init_dep_1): Make global.
1159 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
1161 (dump_dep): New static function.
1162 (dump_dep_flags): New static variable.
1163 (sd_debug_dep): New function.
1164 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
1166 (move_dep_link): Use remove_from_deps_list (), instead of
1168 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
1169 (dep_link_is_detached_p): New static function.
1170 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
1172 (dn_pool, dl_pool): New alloc_pools.
1173 (dn_pool_diff, dl_pool_diff): New static variables.
1174 (create_dep_node, delete_dep_node): New static function.
1175 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
1176 (deps_list_empty_p): Make it static. Use 'n_links' field.
1177 (deps_pools_are_empty_p): New static function.
1178 (alloc_deps_list, delete_deps_list): Remove.
1179 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
1180 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1181 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
1182 (forward_dependency_cache): Remove.
1183 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
1184 'back' from the names. Change signature to use dep_t instead of
1186 (add_back_dep): Ditto. Make global.
1187 (check_dep_status): Rename to check_dep ().
1188 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
1190 (sd_finish_insn): Ditto.
1191 (sd_find_dep_between_no_cache): New static function.
1192 (sd_find_dep_between): New function.
1193 (ask_dependency_caches, set_dependency_caches): New static functions.
1194 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
1195 (add_or_update_dep_1): Separate pieces of functionality into
1196 ask_dependency_caches (), update_dependency_caches (),
1197 change_spec_dep_to_hard (), update_dep ().
1198 (get_back_and_forw_lists): New static function.
1199 (sd_add_dep): Separate setting of dependency caches into
1200 set_dependency_caches ().
1201 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
1203 (sd_delete_dep): Ditto.
1204 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
1205 (dump_lists): New static function.
1206 (sd_debug_lists): New debug function.
1207 (delete_all_dependences, fixup_sched_groups): Update to use
1208 sd_* infrastructure.
1209 (sched_analyze_2): Create data-speculative dependency only if
1210 data-speculation is enabled.
1211 (sched_analyze_insn): If insn cannot be speculative, make all its
1212 dependencies non-speculative.
1213 (sched_analyze): Use sd_init_insn ().
1214 (add_forw_dep, compute_forward_dependencies): Remove.
1215 (delete_dep_nodes_in_back_deps): New static function.
1216 (sched_free_deps): New function.
1217 (init_dependency_caches): Init alloc_pools.
1218 (extend_depedency_caches): Update after removing of
1219 forward_dependency_cache.
1220 (free_dependency_caches): Ditto. Free alloc_pools.
1221 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
1222 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
1224 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1225 (add_dependence): Use init_dep ().
1226 (get_dep_weak_1): New static function.
1227 (get_dep_weak): Move logic to get_dep_weak_1 ().
1228 (dump_ds): New static function moved from haifa-sched.c:
1229 debug_spec_status ().
1230 (debug_ds): New debug function.
1231 (check_dep_status): Rename to check_dep (). Update to check whole
1234 * haifa-sched.c (spec_info): Make global.
1235 (added_recovery_block_p): Rename to
1236 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
1237 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
1238 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
1239 to use new interfaces.
1240 (ok_for_early_queue_removal): Ditto.
1241 (schedule_block): Initialize logical uids of insns emitted by the
1243 (sched_init): Initialize new variable.
1244 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1246 (extend_global): Initialize insn data.
1247 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
1248 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
1250 (add_to_speculative_block): Update to use new interfaces.
1251 (create_recovery_block): Set new variables.
1252 (create_check_block_twin, fix_recovery_deps): Update to use new
1254 (sched_insn_is_legitimate_for_speculation_p): New function.
1255 (speculate_insn): Move checking logic to
1256 sched_insn_is_legitimate_for_speculation_p ().
1257 (sched_remove_insn): Finalize sched-deps information of instruction.
1258 (clear_priorities, add_jump_dependencies): Update to use new
1260 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
1262 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
1263 to use new interfaces.
1264 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
1265 (new_ready): Try to use control speculation only if it is available.
1266 (add_branch_dependences): Update to use new interfaces.
1267 (compute_block_backward_dependences): Rename to
1268 compute_block_dependences (). Call
1269 targetm.sched.dependencies_evaluation_hook ().
1270 (free_block_dependencies): New static function.
1271 (debug_dependencies): Update to use new interfaces.
1272 (schedule_region): Remove separate computation of forward dependencies.
1273 Move call of targetm.sched.dependencies_evaluation_hook () to
1274 compute_block_dependences (). Free dependencies at the end of
1275 scheduling the region.
1277 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
1279 (add_deps_for_risky_insns): Ditto.
1280 (schedule_ebb): Remove separate computation of forward dependencies.
1281 Free dependencies at the end of scheduling the ebb.
1283 * ddg.c (create_ddg_dependence): Update to use new interfaces.
1284 (build_intra_loop_deps): Ditto. Remove separate computation of
1285 forward dependencies. Free sched-deps dependencies.
1287 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
1288 to use new interfaces.
1289 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
1291 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
1293 (is_costly_group): Ditto.
1295 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1297 * alias.c (rtx_equal_for_memref_p): Constify.
1298 * basic-block.h (const_edge, const_basic_block): New.
1299 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1300 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
1301 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1302 probably_never_executed_bb_p, edge_probability_reliable_p,
1303 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1304 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1306 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1307 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1309 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1310 flow_nodes_print, dfs_enumerate_from): Likewise.
1311 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1312 control_flow_insn_p, count_basic_blocks): Likewise.
1313 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1314 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1315 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1316 average_num_loop_insns, loop_exit_edge_p,
1317 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1318 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1319 average_num_loop_insns, seq_cost): Likewise.
1320 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1321 * dominance.c (dominated_by_p): Likewise.
1322 * emit-rtl.c (validate_subreg): Likewise.
1323 * except.c (can_throw_internal, can_throw_external): Likewise.
1324 * except.h (can_throw_internal, can_throw_external): Likewise.
1325 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1326 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1327 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1328 simple_mem, store_ops_ok, load_kills_store, find_loads,
1329 store_killed_in_insn, store_killed_after, store_killed_before,
1330 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1332 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1333 noce_mem_write_may_trap_or_fault_p): Likewise.
1334 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1336 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1338 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1339 probably_cold_bb_p, probably_never_executed_bb_p,
1340 edge_probability_reliable_p, br_prob_note_reliable_p,
1341 can_predict_insn_p): Likewise.
1342 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1343 * resource.c (return_insn_p): Likewise.
1344 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1346 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1347 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1348 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1349 verify_gimple_modify_stmt): Likewise.
1350 * tree-chrec.c (is_not_constant_evolution,
1351 is_multivariate_chrec_rec, is_multivariate_chrec,
1352 chrec_contains_symbols, chrec_contains_undetermined,
1353 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1354 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1355 eq_evolutions_p, scev_direction): Likewise.
1356 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1357 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1358 chrec_contains_symbols_defined_in_loop,
1359 chrec_contains_undetermined, tree_contains_chrecs,
1360 evolution_function_is_affine_multivariate_p,
1361 evolution_function_is_univariate_p, chrec_zerop,
1362 evolution_function_is_constant_p, evolution_function_is_affine_p,
1363 evolution_function_is_affine_or_constant_p,
1364 tree_does_not_contain_chrecs, chrec_type): Likewise.
1365 * tree-data-ref.c (tree_fold_divides_p,
1366 object_address_invariant_in_loop_p, dr_may_alias_p,
1367 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1368 same_access_functions, constant_access_functions,
1369 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1371 * tree-flow.h (scev_direction): Likewise.
1372 * tree-gimple.c (is_gimple_stmt): Likewise.
1373 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1375 * tree-pretty-print.c (op_prio): Likewise.
1376 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1377 analyzable_condition, backedge_phi_arg_p): Likewise.
1378 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1379 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1380 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1383 2007-08-13 Dan Hipschman <dsh@google.com>
1386 * c-format.c (check_format_arg): Move check for zero-length
1387 format strings below the check for unterminated strings.
1389 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1392 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1395 2007-08-13 Nick Clifton <nickc@redhat.com>
1397 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1399 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1402 * c-format.c (gcc_gfc_length_specs): New array.
1403 (gcc_gfc_char_table): Add unsigned specifier, and references to
1404 the l length modifier.
1405 (format_types_orig): Use the new gcc_gfc_length_specs.
1407 2007-08-12 Sa Liu <saliu@de.ibm.com>
1409 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1410 and with REG_RETVAL note after split.
1412 2007-08-11 David Daney <ddaney@avtrex.com>
1414 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1415 as ATTRIBUTE_UNUSED.
1417 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1418 Segher Boessenkool <segher@kernel.crashing.org>
1420 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1421 HAVE_LOCAL_CPU_DETECT not defined.
1423 2007-08-11 Jan Hubicka <jh@suse.cz>
1425 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1426 (cgraph_process_new_functions): Honor previous value of
1427 disregard_inline_limits.
1428 * ipa-inline.c (compute_inline_parameters): Likewise.
1430 2007-08-11 Ian Lance Taylor <iant@google.com>
1432 * alias.h (alias_set_type): Define new type.
1433 (ALIAS_SET_MEMORY_BARRIER): Use it.
1434 * rtl.h: Include alias.h.
1435 (struct mem_attrs): Use alias_set_type.
1436 * tree.h: Include alias.h
1437 (struct tree_type): Use alias_set_type.
1438 (struct tree_struct_field_tag): Likewise.
1439 (struct tree_decl_common): Likewise.
1440 * alias.c (struct alias_set_entry): Use alias_set_type.
1441 (get_alias_set_entry, alias_set_subset_of): Likewise.
1442 (alias_sets_conflict_p): Likewise.
1443 (alias_sets_must_conflict_p): Likewise.
1444 (objects_must_conflict_p): Likewise.
1445 (get_alias_set, new_alias_set): Likewise.
1446 (record_alias_subset, record_component_aliases): Likewise.
1447 (varargs_set, frame_set): Change to alias_set_type.
1448 (get_varargs_alias_set): Use alias_set_type.
1449 (get_frame_alias_set): Likewise.
1450 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1451 * dse.c (struct store_info): Use alias_set_type.
1452 (struct read_info, struct clear_alias_mode_holder): Likewise.
1453 (clear_alias_set_lookup, canon_address): Likewise.
1454 (record_store, check_mem_read_rtx): Likewise.
1455 (dse_record_singleton_alias_set): Likewise.
1456 (dse_invalidate_singleton_alias_set): Likewise.
1457 * emit-rtl.c (get_mem_attrs): Likewise.
1458 (set_mem_attributes_minus_bitpos): Likewise.
1459 (set_mem_alias_set): Likewise.
1460 * expr.c (store_constructor_field, store_field): Likewise.
1461 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1462 * langhooks.c (lhd_get_alias_set): Likewise.
1463 * langhooks-def.h (lhd_get_alias_set): Likewise.
1464 * reload1.c (alter_reg): Likewise.
1465 * tree-flow.h (struct fieldoff): Likewise.
1466 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1467 (may_alias_p, get_smt_for, create_sft): Likewise.
1468 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1469 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1470 (merge_smts_into): Likewise.
1471 * varasm.c (const_alias_set): Likewise.
1472 * c-common.c (strict_aliasing_warning): Likewise.
1473 (c_common_get_alias_set): Likewise.
1474 * dse.h (dse_record_singleton_alias_set): Update declaration.
1475 (dse_invalidate_singleton_alias_set): Likewise.
1476 * emit-rtl.h (set_mem_alias_set): Likewise.
1477 * c-common.h (c_common_get_alias_set): Likewise.
1478 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1479 * print-tree.c (print_node): Likewise.
1480 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1482 (alpha_setup_incoming_varargs): Use alias_set_type.
1483 * config/i386/i386.c (setup_incoming_varargs_64): Use
1485 (setup_incoming_varargs_ms_64): Likewise.
1486 (ix86_GOT_alias_set): Likewise.
1487 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1488 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1489 (set): Change to alias_set_type.
1490 (get_TOC_alias_set): Use alias_set_type.
1491 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1493 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1494 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1496 (struct_value_alias_set): Likewise.
1497 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1499 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1501 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1502 * config/vxworks.h (TARGET_VXWORKS): Override.
1503 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1504 "mips" if TARGET_VXWORKS.
1506 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1508 * calls.c (avoid_likely_spilled_reg): New function.
1509 (expand_call): Use it.
1511 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1513 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1515 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1517 * config/mips/predicates.md (const_call_insn_operand): Invoke
1518 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1520 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1523 * config/rs6000/driver-rs6000.c: Include link.h.
1524 Use ElfW instead of wordsize-specif typedef.
1526 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1528 * system.h (CONST_CAST): New.
1529 * c-decl.c (c_make_fname_decl): Use it.
1530 * c-lex.c (cb_ident, lex_string): Likewise.
1531 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1532 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1533 give_switch, set_multilib_dir): Likewise.
1534 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1535 * passes.c (execute_one_pass): Likewise.
1536 * prefix.c (update_path): Likewise.
1537 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1538 * tree.c (build_string): Likewise.
1540 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1542 * tree-flow-inline.h (is_exec_stmt): Remove.
1543 (is_label_stmt): Remove.
1544 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1547 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1549 * lower-subreg.c (resolve_shift_zext): Don't adjust
1550 src_reg_num for wordmode operands.
1552 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1553 David Ung <davidu@mips.com>
1555 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1556 (TARGET_SCHED_REORDER2): Define.
1557 (mips_maybe_swap_ready): New.
1558 (mips_last_74k_agen_insn): New.
1559 (mips_74k_agen_init): New.
1560 (mips_74k_agen_reorder): New function to group loads and stores
1562 (mips_sched_init): New.
1563 (mips_sched_reorder): Don't do initialization here. Call
1564 mips_74k_agen_reorder.
1565 (mips_variable_issue): Call mips_74k_agen_init.
1567 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1569 * tree-flow-inline.h (get_filename): Remove.
1571 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1573 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1575 (mips_fetch_insns): Delete in favor of...
1576 (mips_load_store_insns): ...this new function.
1577 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1578 to say whether multiword moves _might_ be split.
1579 (mips_fetch_insns): Delete in favor of...
1580 (mips_load_store_insns): ...this new function.
1581 (mips_rtx_costs): Update the call to mips_address_insns.
1582 (mips_address_cost): Likewise.
1583 * config/mips/mips.md (length): Use mips_load_store_insns instead
1584 of mips_fetch_insns.
1585 * config/mips/constraints.md (R): Use mips_address_insns rather
1586 than mips_fetch_insns. Assume that the move never needs to be split.
1588 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1590 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1591 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1592 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1593 * config/mips/mips.h (mips16_hard_float): Delete.
1594 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1595 definitions, and replace with....
1596 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1597 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1598 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1599 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1600 (override_options): Replace MASK_SOFT_FLOAT references with
1601 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1602 and mips16_hard_float when TARGET_MIPS16.
1604 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1607 * c-typeck.c (build_binary_op): Check for non pointer types before
1608 calling int_fits_type_p.
1610 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1613 * fold-const.c (omit_one_operand): Return only the ommitted expression
1614 if the result is an empty statement.
1615 (pedantic_omit_one_operand): Likewise.
1617 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1619 * c-typeck.c (readonly_error): Improve error for assignment.
1621 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1623 (pp_c_expression): Ditto.
1625 2007-08-09 Simon Baldwin <simonb@google.com>
1627 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1628 break that was preventing simplify_associative_operation() for xor.
1630 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1631 Nigel Stephens <nigel@mips.com>
1633 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1634 Document change in interpretation of value from boolean to
1636 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1637 ffs and ctz using clz.
1638 (expand_unop): Call them.
1639 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1641 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1642 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1643 enable the new ffs expansion on this target.
1645 2007-08-09 Jan Hubicka <jh@suse.cz>
1647 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1648 (expand_ternary_op): Likewise.
1649 (expand_vec_shift_expr): Likewise.
1650 (expand_binop_directly): Likewise.
1651 (expand_binop): Likewise.
1652 (sign_expand_binop): Likewise.
1653 (expand_twoval_unop): Likewise.
1654 (expand_twoval_binop): Likewise.
1655 (expand_twoval_binop_libfunc): Likewise.
1656 (widen_clz): Likewise.
1657 (widen_bswap): Likewise.
1658 (expand_parity): Likewise.
1659 (expand_unop): Likewise.
1660 (expand_abs_nojump): Likewise.
1661 (expand_copysign): Likewise.
1662 (emit_no_conflict_block): Likewise.
1663 (emit_libcall_block): Likewise.
1664 (can_compare_p): Likewise.
1665 (prepare_cmp_insn): Likewise.
1666 (emit_cmp_and_jump_insn_1): Likewise.
1667 (prepare_float_lib_cmp): Likewise.
1668 (emit_conditional_add): Likewise.
1669 (gen_add2_insn): Likewise.
1670 (have_add2_insn): Likewise.
1671 (gen_sub2_insn): Likewise.
1672 (have_sub2_insn): Likewise.
1673 (can_extend_p): Likewise.
1674 (can_fix_p): Likewise.
1675 (can_float_p): Likewise.
1676 (expand_float): Likewise.
1677 (expand_fix): Likewise.
1678 (expand_sfix_optab): Likewise.
1679 (new_optab): Likewise.
1680 (new_convert_optab): Likewise.
1681 (init_libfuncs): Likewise.
1682 (init_interclass_conv_libfuncs): Likewise.
1683 (init_intraclass_conv_libfuncs): Likewise.
1684 (set_conv_libfunc): Likewise.
1685 (init_optabs): Likewise.
1686 (debug_optab_libfuncs): Likewise.
1687 (gen_cond_trap): Likewise.
1688 * optabs.h (optab_handler, convert_optab_hanlder): New.
1689 * genopinit.c: Update optabs generation table.
1690 * reload.c (find_reloads_address_1): Use optabs accestors.
1691 * builtins.c (expand_builtin_mathfn): Likewise.
1692 (expand_builtin_mathfn_2): Likewise.
1693 (expand_builtin_mathfn_3): Likewise.
1694 (expand_builtin_interclass_mathfn): Likewise.
1695 (expand_builtin_sincos): Likewise.
1696 (expand_builtin_cexpi): Likewise.
1697 (expand_builtin_powi): Likewise.
1698 (expand_builtin_strlen): Likewise.
1699 * dojump.c (do_jump): Likewise.
1700 * expr.c (convert_move): Likewise.
1701 (move_by_pieces): Likewise.
1702 (move_by_pieces_ninsns): Likewise.
1703 (can_store_by_pieces): Likewise.
1704 (store_by_pieces_1): Likewise.
1705 (emit_move_via_integer): Likewise.
1706 (emit_move_complex): Likewise.
1707 (emit_move_ccmode): Likewise.
1708 (emit_move_insn_1): Likewise.
1709 (emit_single_push_insn): Likewise.
1710 (store_constructor): Likewise.
1711 (expand_expr_real_1): Likewise.
1712 (do_store_flag): Likewise.
1713 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1714 (enumerate_modes): Likewise.
1715 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1716 (supportable_widening_operation): Likewise.
1717 (supportable_narrowing_operation): Likewise.
1718 * expmed.c (store_bit_field_1): Likewise.
1719 (extract_bit_field_1): Likewise.
1720 (expand_mult_highpart_optab): Likewise.
1721 (expand_smod_pow2): Likewise.
1722 (expand_divmod): Likewise.
1723 (emit_store_flag): Likewise.
1724 * tree-vect-patterns.c
1725 (vect_pattern_recog_1): Likewise.
1726 * tree-ssa-loop-prefetch.c
1727 (nontemporal_store_p): Likewise.
1728 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1729 (vect_create_epilog_for_reduction): Likewise.
1730 (vectorizable_reduction): Likewise.
1731 (vectorizable_operation): Likewise.
1732 (vect_strided_store_supported): Likewise.
1733 (vectorizable_store): Likewise.
1734 (vect_strided_load_supported): Likewise.
1735 (vectorizable_load): Likewise.
1736 * combine.c (simplify_comparison): Likewise.
1737 * tree-vect-generic.c
1738 (type_for_widest_vector_mode): Likewise.
1739 (expand_vector_operations_1): Likewise.
1740 * config/spu/spu.c (spu_expand_mov): Likewise.
1741 (spu_emit_vector_compare): Likewise.
1742 * config/rs6000/rs6000.c
1743 (rs6000_emit_vector_compare): Likewise.
1744 * stmt.c (add_case_node): Likewise.
1745 * reload1.c (gen_reload):
1747 2007-08-09 Michael Matz <matz@suse.de>
1749 * tree.h (fixed_zerop): Declare as taking a const_tree.
1750 * tree.c (fixed_zerop): Take a const_tree.
1752 2007-08-09 Ira Rosen <irar@il.ibm.com>
1754 * tree-vect-transform.c (vectorizable_store): Remove call to
1755 copy_virtual_operands() and call mark_symbols_for_renaming() for
1756 the created vector store.
1757 (vect_setup_realignment): Don't call copy_virtual_operands() and
1758 update_vuses_to_preheader().
1759 (vectorizable_load): Don't call copy_virtual_operands().
1760 (update_vuses_to_preheader): Remove.
1762 2007-08-08 Chao-ying Fu <fu@mips.com>
1764 * tree.def (FIXED_POINT_TYPE): New type.
1765 (FIXED_CST): New constant.
1766 (FIXED_CONVERT_EXPR): New expr.
1767 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1768 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1769 * tree.h (struct tree_base): Add saturating_flag.
1770 Remove one bit of spare for saturating_flag.
1771 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1772 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1773 FIXED_POINT_TYPE_P): Define.
1774 (TYPE_SATURATING): Define.
1775 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1776 (struct tree_fixed_cst): New.
1777 (TYPE_IBIT, TYPE_FBIT): Define.
1778 (tree_node): Add fixed_cst.
1779 (enum tree_index): Add new enumeration values of
1780 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1781 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1782 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1783 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1784 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1785 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1786 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1787 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1788 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1789 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1790 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1791 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1792 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1793 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1794 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1795 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1796 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1797 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1798 (sat_short_fract_type_node, sat_fract_type_node,
1799 sat_long_fract_type_node, sat_long_long_fract_type_node,
1800 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1801 sat_unsigned_long_fract_type_node,
1802 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1803 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1804 unsigned_short_fract_type_node, unsigned_fract_type_node,
1805 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1806 sat_short_accum_type_node, sat_accum_type_node,
1807 sat_long_accum_type_node, sat_long_long_accum_type_node,
1808 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1809 sat_unsigned_long_accum_type_node,
1810 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1811 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1812 unsigned_short_accum_type_node, unsigned_accum_type_node,
1813 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1814 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1815 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1816 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1817 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1818 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1819 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1820 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1821 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1822 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1823 sat_uda_type_node, sat_uta_type_node): New macro.
1824 (make_fract_type, make_accum_type): Declare.
1825 (make_signed_fract_type, make_unsigned_fract_type,
1826 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1827 make_signed_accum_type, make_unsigned_accum_type,
1828 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1829 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1830 make_or_reuse_sat_signed_fract_type,
1831 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1832 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1833 make_or_reuse_sat_unsigned_accum_type): New macro.
1834 (fixed_zerop): Declare.
1835 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1836 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1837 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1838 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1839 * treestruct.def: Add TS_FIXED_CST.
1840 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1842 (tree-dump.o): Likewise.
1843 (print-tree.o): Likewise.
1844 (tree-pretty-print.o): Likewise.
1845 (fold-const.o): Likewise.
1846 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1847 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1848 (is_gimple_min_invariant): Handle FIXED_CST.
1849 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1850 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1851 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1852 (layout_type): Handle FIXED_POINT_TYPE.
1853 (make_fract_type, make_accum_type): New functions.
1854 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1855 * tree-dump.c (fixed-value.h): New include.
1856 (dump_fixed): New function.
1857 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1858 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1859 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1860 * tree-pretty-print.c (fixed-value.h): New include.
1861 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1863 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1864 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1865 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1866 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1867 for non-saturating fixed-point types.
1868 (reassociate_bb): Likewise.
1869 * emit-rtl.c (fixed-value.h): New include.
1870 (fconst0, fconst1): New array.
1871 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1872 * tree-vect-generic.c expand_vector_operation): Support
1873 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1875 (type_for_widest_vector_mode): Add one parameter for the
1877 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1879 Pass the satp parameter to type_for_mode for fixed-point types.
1880 (expand_vector_operations_1): Pass the saturating flag to
1881 type_for_widest_vector_mode.
1882 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1883 and MODE_VECTOR_UACCUM.
1884 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1885 (vectorizable_condition): Likewise.
1886 * tree.c (fixed-value.h): New include.
1887 (tree_code_size): Support FIXED_CST.
1888 (build_fixed): New function.
1889 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1890 (fixed_zerop): New function.
1891 (tree_node_structure): Support FIXED_CST.
1892 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1893 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1894 (type_hash_eq): Handle FIXED_POINT_TYPE.
1895 (simple_cst_equal): Support FIXED_CST.
1896 (iterative_hash_expr): Handle FIXED_CST.
1897 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1898 (get_narrower): Likewise.
1899 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1900 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1901 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1902 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1904 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1905 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1906 (initializer_zerop): Support FIXED_CST.
1907 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1908 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1909 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1910 (is_base_type): Handle FIXED_POINT_TYPE.
1911 (add_type_attribute): Handle FIXED_POINT_TYPE.
1912 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1913 * print-tree.c (fixed-value.h): New include.
1914 (print_node_brief): Support FIXED_CST.
1915 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1916 * c-pretty-print.c (fixed-value.h): New include.
1917 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1918 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1919 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1920 Support fixed-point types for inner items in VECTOR_TYPE.
1921 (pp_c_direct_declarator): Likewise.
1922 (pp_c_declarator): Likewise.
1923 (pp_c_fixed_constant): New function.
1924 (pp_c_constant): Handle FIXED_CST.
1925 (pp_c_primary_expression): Likewise.
1926 (pp_c_expression): Likewise.
1927 * fold-const.c (fixed-value.h): New include.
1928 (negate_expr_p): Return true for FIXED_CST.
1929 (fold_negate_expr): Support FIXED_CST.
1930 (split_tree): Support FIXED_CST.
1931 (const_binop): Support FIXED_CST.
1932 (fold_convert_const_int_from_fixed): New function to convert from
1934 (fold_convert_const_real_from_fixed): New function to convert from
1936 (fold_convert_const_fixed_from_fixed): New function to convert from
1937 fixed to another fixed.
1938 (fold_convert_const_fixed_from_int): New function to convert from
1940 (fold_convert_const_fixed_from_real): New function to convert from
1942 (fold_convert_const): Support conversions from fixed to int, from
1943 fixed to real, from fixed to fixed, from int to fixed, and from real
1945 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1946 (operand_equal_p): Support FIXED_CST.
1947 (make_range): For fixed-point modes, we need to pass the
1948 saturating flag as the 2nd parameter.
1949 (tree_swap_operands_p): Handle FIXED_CST.
1950 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1952 (fold_unary): Support FIXED_CONVERT_EXPR.
1953 (fold_binary): Handle FIXED_CST.
1954 Make sure the type is not saturating, before associating operations.
1955 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1956 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1957 (fold_negate_const): Support FIXED_CST.
1958 (fold_relational_const): Support FIXED_CST.
1959 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1960 (gimplify_expr): Handle FIXED_CST.
1961 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1962 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1963 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1964 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1965 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1966 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1967 LONG_LONG_ACCUM_TYPE_SIZE.
1968 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1969 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1970 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1971 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1972 MODE_ACCUM, and MODE_UACCUM.
1973 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1974 fixed-point types to disable reduction.
1975 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1977 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1979 * config/rs6000/x-rs6000: New file.
1980 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1981 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1982 (EXTRA_SPEC_FUNCTIONS): Define.
1983 (HAVE_LOCAL_CPU_DETECT): Define.
1984 (CC1_CPU_SPEC): Define.
1985 * config/rs6000/driver-rs6000.c: New file.
1986 * config/rs6000/aix.h (CC1_SPEC): Define.
1987 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1988 * config.host: Add x-rs6000 to host_xmake_file if host and target
1989 are rs6000 or powerpc.
1991 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1993 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1995 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1996 Sandra Loosemore <sandra@codesourcery.com>
1997 Chao-ying Fu <fu@mips.com>
1998 Nigel Stephens <nigel@mips.com>
1999 David Ung <davidu@mips.com>
2001 * doc/invoke.texi (-mcode-readable): Document.
2002 * config/mips/mips.opt (mcode-readable): New option.
2003 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
2004 * config/mips/mips.h (mips_code_readable_setting): New enum.
2005 (mips_code_readable): Declare.
2006 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
2007 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
2008 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
2009 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
2010 boiler-plate comments.
2011 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2012 * config/mips/mips.c (mips_code_readable): New variable.
2013 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
2014 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2015 context and -mcode-readable setting to restrict the use of
2016 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2017 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2018 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2019 (mips_blocks_for_constant_p): Only return false for
2020 TARGET_MIPS16_PCREL_LOADS.
2021 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2022 for MIPS16. Handle SYMBOL_32_HIGH.
2023 (mips_const_insns): Allow HIGHs for MIPS16 too.
2024 (mips_unspec_address_offset): New function, split out from...
2025 (mips_unspec_address): ...here.
2026 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2027 16-bit symbolic constants. Assert approropiate conditions for
2028 using the "la" and "dla" macros.
2029 (mips_handle_option): Handle -mcode-readable=.
2030 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2031 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2032 (mips_strip_unspec_address): New function, split out from...
2033 (print_operand_reloc): ...here.
2034 (print_operand): Pass constants through mips_strip_unspec_address.
2035 (print_operand_address): Likewise.
2036 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2037 (mips_select_rtx_section): Remove MIPS16 handling.
2038 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2039 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2040 (mips16_lay_out_constants): Do nothing unless
2041 TARGET_MIPS16_PCREL_LOADS.
2042 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2043 * config/mips/mips.md: Split HIGHs for MIPS16.
2044 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2046 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2048 * config/mips/mips-protos.h (mips_emit_move): Declare.
2049 * config/mips/mips.c (mips_emit_move): New function.
2050 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
2051 (mips_legitimize_const_move): Likewise.
2052 (mips_legitimize_move): Likewise.
2053 (mips_split_64bit_move): Likewise.
2054 (mips_restore_gp): Likewise.
2055 (mips_load_call_address): Likewise.
2056 (mips_emit_fcc_reload): Likewise.
2057 (mips_set_return_address): Likewise.
2058 (mips_block_move_straight): Likewise.
2059 (mips_block_move_loop): Likewise.
2060 (mips_setup_incoming_varargs): Likewise.
2061 (mips_save_reg): Likewise.
2062 (mips_expand_prologue): Likewise.
2063 (mips_restore_reg): Likewise.
2064 (mips_expand_epilogue): Likewise.
2065 (mips_output_mi_thunk): Likewise.
2066 (build_mips16_call_stub): Likewise.
2067 (mips_builtin_branch_and_move): Likewise.
2068 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
2069 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2070 (fixuns_truncdfdi2): Likewise.
2071 (fixuns_truncsfsi2): Likewise.
2072 (fixuns_truncsfdi2): Likewise.
2073 (loadgp_absolute): Likewise.
2074 (builtin_setjmp_setup): Likewise.
2075 (builtin_longjmp): Likewise.
2076 (untyped_call): Likewise.
2078 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2080 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
2081 an "rtx *" argument. Return a bool.
2082 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
2083 values and return true if they can be split. Take the same kind of
2084 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
2085 and store the lo_sum there if nonnull. Use the symbol type to
2086 determine whether a $gp or HIGH is needed.
2087 (mips_legitimize_address): Update call to mips_split_symbol and
2088 simplify accordingly.
2089 (mips_legitimize_const_move): Likewise.
2090 * config/mips/mips.md: In the combine define_split,
2091 check mips_split_symbol instead of splittable_symbolic_operand.
2092 Update use of mips_split_symbol in the generator code.
2093 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
2095 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2097 * config/mips/mips.c (mips_symbolic_address_p): Delete.
2098 (mips_symbol_insns_1): New function, split out from...
2099 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
2100 and stores separately from load addresses.
2101 (mips_classify_address): Replace uses of mips_symbolic_address_p
2102 with uses of mips_symbol_insns.
2103 (mips_address_insns): Update calls to mips_symbol_insns.
2104 (mips_const_insns): Likewise.
2105 (mips_legitimize_address): Likewise.
2107 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2109 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
2110 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
2111 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
2112 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
2113 non-call contexts if TARGET_MIPS16.
2114 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
2115 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
2116 code for SYMBOL_ABSOLUTE.
2117 (mips_symbol_insns): Likewise.
2119 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2121 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
2122 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
2123 (mips_symbolic_constant_p): Likewise. Update the call to
2124 mips_classify_symbol.
2125 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
2126 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
2127 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
2128 (print_operand_reloc): Add a context argument. Update the call to
2129 mips_symbolic_constant_p.
2130 (print_operand): Update the calls to print_operand_reloc.
2131 (print_operand_address): Use print_operand_reloc rather than
2133 (mips_rewrite_small_data_p): Add a context argument. Update the call
2134 to mips_symbolic_constant_p.
2135 (mips_small_data_pattern_1): Make DATA the containing mem.
2136 Update the call to mips_rewrite_small_data_p.
2137 (mips_rewrite_small_data_1): Likewise.
2138 (mips_use_anchors_for_symbol_p): Update the call to
2139 mips_symbolic_constant_p.
2140 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2141 (splittable_symbolic_operand): Likewise.
2142 (move_operand): Likewise.
2143 (absolute_symbolic_operand): Likewise.
2144 (got_disp_operand): Likewise.
2145 (got_page_ofst_operand): Likewise.
2147 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2149 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
2150 (SYMBOL_ABSOLUTE): ...this.
2151 (SYMBOL_SMALL_DATA): Rename to...
2152 (SYMBOL_GP_RELATIVE): ...this.
2153 (SYMBOL_CONSTANT_POOL): Rename to...
2154 (SYMBOL_PC_RELATIVE): ...this.
2155 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
2156 (mips_symbolic_address_p, mips_symbol_insns, override_options)
2157 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
2158 after above changes.
2159 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2160 (general_symbolic_operand): Rename to...
2161 (absolute_symbolic_operand): ...this.
2162 * config/mips/mips.md: Update after above changes.
2164 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
2165 Revital Eres <eres@il.ibm.com>
2167 * ddg.c (print_ddg): Add dump information.
2168 * modulo-sched.c (print_node_sched_params): Add parameter and
2170 (calculate_maxii): Remove function.
2171 (undo_generate_reg_moves): Likewise.
2172 (undo_permute_partial_schedule): Likewise.
2173 (kernel_number_of_cycles): Likewise.
2174 (MAXII_FACTOR): New definition to calculate the upper bound of II.
2175 (sms_schedule): Use it. Remove profitability checks.
2176 (sms_schedule_by_order): Fix order of nodes within the cycle.
2178 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2180 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
2181 -profile option, add pie support.
2182 (ENDFILE_SPEC): New spec.
2183 * config/gnu.h (LIB_SPEC): Add -profile option.
2185 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2187 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
2188 * config/gnu.h (LIB_SPEC): Likewise.
2190 2007-08-07 Yaz Saito <saito@google.com>
2191 Ian Lance Taylor <iant@google.com>
2193 * common.opt (finstrument-functions-exclude-function-list): New
2195 (finstrument-functions-exclude-file-list): New option.
2196 * opts.c (char_p): Define and DEF_VEC.
2197 (flag_instrument_functions_exclude_functions): New static
2199 (flag_instrument_functions_exclude_files): New static variable.
2200 (add_instrument_functions_exclude_list): New static function.
2201 (flag_instrument_functions_exclude_p): New function.
2202 (common_handle_option): Handle new options.
2203 * flags.h (flag_instrument_functions_exclude_p): Declare.
2204 * gimplify.c (gimplify_function_tree): Call
2205 flag_instrument_functions_exclude_p.
2206 * doc/invoke.texi (Option Summary): Mention new options.
2207 (Code Gen Options): Document new options.
2209 2007-08-07 Ian Lance Taylor <iant@google.com>
2211 PR rtl-optimization/32776
2212 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
2213 (resolve_use): Likewise.
2214 (decompose_multiword_subregs): Remove "changed" local variable.
2216 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
2218 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
2219 * configure: Regenerate.
2220 * config.in: Regenerate.
2221 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
2224 2007-08-07 Ian Lance Taylor <iant@google.com>
2226 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
2227 note, just delete the insn.
2229 2007-08-07 Andreas Schwab <schwab@suse.de>
2232 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
2235 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
2237 * lower-subreg.c (resolve_subreg_use): Remove assertion.
2238 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
2239 (decompose_multiword_subregs): Use the functions above to decompose
2240 multiword shifts and zero-extends.
2242 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
2244 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
2245 "assemble" descriptions which were swapped.
2247 2007-08-06 Chao-ying Fu <fu@mips.com>
2249 * fixed-value.h: New file.
2250 * fixed-value.c: New file.
2251 * Makefile.in (OBJS-common): Add fixed-value.o.
2252 (fixed-value.o): New rule.
2253 (GTFILES): Add fixed-value.h.
2254 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
2255 to compare a.low and b.low.
2256 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
2258 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2259 Daniel Jacobowitz <dan@codesourcery.com>
2262 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
2264 (x86_64-*-netbsd*): Likewise.
2265 (x86_64-*-linux*): Likewise.
2266 (x86_64-*-kfreebsd*-gnu): Likewise.
2267 (x86_64-*-knetbsd*-gnu): Likewise.
2268 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
2270 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
2272 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
2273 Add -fno-asynchronous-unwind-tables.
2275 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
2276 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
2277 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
2278 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
2279 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
2281 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2283 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
2284 (TARGET_C_MODE_FOR_SUFFIX): New.
2286 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2288 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
2290 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2292 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
2294 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2296 * config/i386/i386.md: Check TARGET_ macros and optimize_size
2297 before checking function returns in conditional expressions.
2299 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2302 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2304 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2307 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2308 for INTEGRAL_TYPE_P.
2310 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2312 * configure.ac: Remove --enable-checking=df from default settings.
2313 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2314 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2315 if the parameter is true.
2316 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2317 DF_VERIFY_SCHEDULED flag is true.
2318 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2319 (df_finish_pass): Adjust prototype.
2320 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2323 * see.c (pass_see): Add TODO_df_verify.
2324 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2325 * global.c (rest_of_handle_global_alloc): Schedule verification
2327 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2329 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2330 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2331 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2333 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2334 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2335 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2337 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2338 Revital Eres <eres@il.ibm.com>
2340 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2342 * ddg.c (create_ddg_dependence): Rename to...
2343 (create_ddg_dep_from_intra_loop_link): This. Do not check
2344 for interloop edges. Do not create anti dependence edge when
2345 a true dependence edge exists in the opposite direction and
2346 -fmodulo-sched-allow-regmoves is set.
2347 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2348 (add_cross_iteration_register_deps): Create anti dependence edge
2349 when -fno-modulo-sched-allow-regmoves is set.
2350 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2352 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2354 * config/arm/arm.md (movsi): Add braces.
2356 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2359 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
2360 operands for the folding of "A - (A & B)" into "~B & A"; cast them
2363 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2365 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
2366 state accessor functions.
2367 * cfgloopmanip.c (remove_path, create_preheaders,
2368 force_single_succ_latches, fix_loop_structure): Ditto.
2369 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2370 tree_duplicate_loop_to_header_edge): Ditto.
2371 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2372 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2374 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2375 cleanup_tree_cfg): Ditto.
2376 * tree-cfg.c (tree_merge_blocks): Ditto.
2377 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2378 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2379 loop_preheader_edge, single_exit): Ditto.
2380 (flow_loops_find): Do not clear loops->state.
2381 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2382 loops_state_clear): New functions.
2384 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2387 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2388 when adding to the base and convert ELT to sizetype instead of type.
2390 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2393 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2394 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2396 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2399 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2400 correct type the negate expression.
2402 2007-08-03 Jan Hubicka <jh@suse.cz>
2404 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2407 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2409 * config/rs6000/rs6000.c (struct processor_cost): Change
2410 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2411 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2413 (rios1_costs, rios2_cost): Correct cache line size.
2414 (rs6000_override_options): Set l2-cache-size parameter.
2416 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2417 Diego Novillo <dnovillo@google.com>
2420 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2421 if the range includes 0.
2423 2007-08-03 Ben Elliston <bje@au.ibm.com>
2425 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2426 mode to unspec expressions to silence a warning from the generator
2429 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2431 * config/ia64/constraints.md ("U"): Make constraint vector only.
2433 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2436 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2437 always_inline attribute on the function decl.
2439 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2442 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2443 if we are compiling with -fPIC.
2445 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2446 Nigel Stephens <nigel@mips.com>
2448 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2449 Define for MIPS32 and MIPS64.
2451 2007-08-02 Nick Clifton <nickc@redhat.com>
2453 * config/host-hpux.c: Change copyright header to refer to version
2454 3 of the GNU General Public License and to point readers at the
2455 COPYING3 file and the FSF's license web page.
2456 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2457 config/alpha/linux.h, config/alpha/alpha.opt,
2458 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2459 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2460 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2461 config/alpha/alpha.h, config/alpha/sync.md,
2462 config/alpha/openbsd.h, config/alpha/alpha.md,
2463 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2464 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2465 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2466 config/alpha/constraints.md, config/alpha/osf.h,
2467 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2468 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2469 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2470 config/frv/frv-asm.h, config/frv/frv-protos.h,
2471 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2472 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2473 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2474 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2475 config/s390/s390.opt, config/s390/s390-modes.def,
2476 config/s390/fixdfdi.h, config/s390/constraints.md,
2477 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2478 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2479 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2480 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2481 config/m32c/prologue.md, config/m32c/m32c.abi,
2482 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2483 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2484 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2485 config/m32c/jump.md, config/m32c/shift.md,
2486 config/m32c/m32c-protos.h, config/libgloss.h,
2487 config/spu/spu-protos.h, config/spu/predicates.md,
2488 config/spu/spu-builtins.h, config/spu/spu.c,
2489 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2490 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2491 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2492 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2493 config/sparc/hypersparc.md, config/sparc/predicates.md,
2494 config/sparc/linux.h, config/sparc/sp64-elf.h,
2495 config/sparc/supersparc.md, config/sparc/cypress.md,
2496 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2497 config/sparc/niagara.md, config/sparc/sparc.md,
2498 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2499 config/sparc/sparc.opt, config/sparc/sync.md,
2500 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2501 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2502 config/sparc/sparc.c, config/sparc/little-endian.opt,
2503 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2504 config/sparc/linux64.h, config/sparc/freebsd.h,
2505 config/sparc/sol2.h, config/sparc/rtemself.h,
2506 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2507 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2508 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2509 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2510 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2511 config/m32r/linux.h, config/m32r/constraints.md,
2512 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2513 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2514 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2515 config/i386/i386.md, config/i386/netware-crt0.c,
2516 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2517 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2518 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2519 config/i386/sol2.h, config/i386/constraints.md,
2520 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2521 config/i386/predicates.md, config/i386/geode.md,
2522 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2523 config/i386/freebsd64.h, config/i386/vxworksae.h,
2524 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2525 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2526 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2527 config/i386/netware.h, config/i386/i386-modes.def,
2528 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2529 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2530 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2531 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2532 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2533 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2534 config/i386/xm-mingw32.h, config/i386/linux64.h,
2535 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2536 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2537 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2538 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2539 config/i386/cygwin2.c, config/i386/i386-protos.h,
2540 config/i386/sync.md, config/i386/openbsd.h,
2541 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2542 config/i386/nto.h, config/i386/biarch64.h,
2543 config/i386/i386-coff.h, config/i386/freebsd.h,
2544 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2545 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2546 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2547 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2548 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2549 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2550 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2551 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2552 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2553 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2554 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2555 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2556 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2557 config/sh/superh64.h, config/sh/rtemself.h,
2558 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2559 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2560 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2561 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2562 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2563 config/avr/predicates.md, config/avr/constraints.md,
2564 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2565 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2566 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2567 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2568 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2569 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2570 config/c4x/predicates.md, config/c4x/c4x.h,
2571 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2572 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2573 config/xtensa/linux.h, config/xtensa/xtensa.h,
2574 config/xtensa/elf.h, config/xtensa/xtensa.md,
2575 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2576 config/xtensa/xtensa-protos.h, config/dbx.h,
2577 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2578 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2579 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2580 config/host-solaris.c, config/fr30/fr30.h,
2581 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2582 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2583 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2584 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2585 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2586 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2587 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2588 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2589 config/cris/predicates.md, config/cris/linux.h,
2590 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2591 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2592 config/cris/aout.opt, config/cris/cris-protos.h,
2593 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2594 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2595 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2596 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2597 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2598 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2599 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2600 config/chorus.h, config/mn10300/mn10300.c,
2601 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2602 config/mn10300/mn10300.h, config/mn10300/linux.h,
2603 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2604 config/mn10300/mn10300.md, config/ia64/predicates.md,
2605 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2606 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2607 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2608 config/ia64/freebsd.h, config/ia64/ia64.md,
2609 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2610 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2611 config/gofast.h, config/rtems.h, config/sol2-10.h,
2612 config/m68k/predicates.md, config/m68k/m68k.md,
2613 config/m68k/linux.h, config/m68k/m68k-modes.def,
2614 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2615 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2616 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2617 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2618 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2619 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2620 config/m68k/constraints.md, config/m68k/rtemself.h,
2621 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2622 config/m68k/uclinux.h, config/rs6000/power4.md,
2623 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2624 config/rs6000/linux.h, config/rs6000/eabi.h,
2625 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2626 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2627 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2628 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2629 config/rs6000/windiss.h, config/rs6000/603.md,
2630 config/rs6000/aix41.h, config/rs6000/cell.md,
2631 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2632 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2633 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2634 config/rs6000/default64.h, config/rs6000/7xx.md,
2635 config/rs6000/darwin.opt, config/rs6000/spe.md,
2636 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2637 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2638 config/rs6000/7450.md, config/rs6000/linux64.h,
2639 config/rs6000/constraints.md, config/rs6000/440.md,
2640 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2641 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2642 config/rs6000/rs6000.h, config/rs6000/power6.md,
2643 config/rs6000/predicates.md, config/rs6000/altivec.md,
2644 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2645 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2646 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2647 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2648 config/rs6000/linux64.opt, config/rs6000/sync.md,
2649 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2650 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2651 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2652 config/rs6000/eabispe.h, config/rs6000/e500.h,
2653 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2654 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2655 config/rs6000/aix.h, config/rs6000/vxworks.h,
2656 config/rs6000/40x.md, config/rs6000/aix51.h,
2657 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2658 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2659 config/arc/arc.h, config/mcore/mcore-elf.h,
2660 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2661 config/mcore/mcore.md, config/mcore/mcore.c,
2662 config/mcore/mcore.opt, config/mcore/mcore.h,
2663 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2664 config/score/predicates.md, config/score/score-version.h,
2665 config/score/score-protos.h, config/score/misc.md,
2666 config/score/elf.h, config/score/score.c, config/score/mac.md,
2667 config/score/score7.md, config/score/score.h,
2668 config/score/score-conv.h, config/score/score-mdaux.c,
2669 config/score/score.md, config/score/score.opt,
2670 config/score/score-modes.def, config/score/score-mdaux.h,
2671 config/score/mul-div.S, config/arm/uclinux-elf.h,
2672 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2673 config/arm/symbian.h, config/arm/linux-elf.h,
2674 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2675 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2676 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2677 config/arm/strongarm-pe.h, config/arm/arm.h,
2678 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2679 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2680 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2681 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2682 config/arm/arm-cores.def, config/arm/arm-protos.h,
2683 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2684 config/arm/wince-pe.h, config/arm/neon.md,
2685 config/arm/constraints.md, config/arm/neon.ml,
2686 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2687 config/arm/arm.opt, config/arm/arm926ejs.md,
2688 config/arm/predicates.md, config/arm/iwmmxt.md,
2689 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2690 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2691 config/arm/neon-testgen.ml, config/arm/arm.md,
2692 config/arm/xscale-coff.h, config/arm/pe.c,
2693 config/arm/arm-generic.md, config/arm/pe.h,
2694 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2695 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2696 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2697 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2698 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2699 config/pa/predicates.md, config/pa/pa64-hpux.h,
2700 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2701 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2702 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2703 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2704 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2705 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2706 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2707 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2708 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2709 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2710 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2711 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2712 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2713 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2714 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2715 config/mips/linux64.h, config/mips/elforion.h,
2716 config/mips/constraints.md, config/mips/generic.md,
2717 config/mips/predicates.md, config/mips/4300.md,
2718 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2719 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2720 config/mips/5k.md, config/mips/vr4120-div.S,
2721 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2722 config/mips/mips-protos.h, config/mips/6000.md,
2723 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2724 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2725 config/mips/mips-modes.def, config/mips/vr.h,
2726 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2727 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2728 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2729 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2730 config/vax/openbsd1.h, config/vax/netbsd.h,
2731 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2732 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2733 config/h8300/rtems.h, config/h8300/predicates.md,
2734 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2735 config/h8300/h8300.md, config/h8300/h8300.opt,
2736 config/h8300/coff.h, config/h8300/h8300-protos.h,
2737 config/v850/v850.md, config/v850/predicates.md,
2738 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2739 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2740 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2741 config/mmix/mmix.h, config/mmix/predicates.md,
2742 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2743 config/mmix/mmix.c, config/mmix/mmix.opt,
2744 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2745 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2746 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2747 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2750 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2752 * emit-rtl.c (reset_used_decls): Rename to...
2753 (set_used_decls): ...this. Set the used flag rather than clearing it.
2754 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2755 DECL_RTLs rather than resetting them.
2757 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2759 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2761 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2763 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2764 argument to find_reloads_address.
2766 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2768 PR tree-optimization/32919
2769 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2770 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2771 (coalesce_ssa_name): Call it.
2773 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2774 David Ung <davidu@mips.com>
2776 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2777 (__mips16_unorddf2, __mips16_floatunsidf): New.
2778 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2780 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2782 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2784 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2785 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2786 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2787 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2788 * omp-low.c (get_ws_args_for, determine_parallel_type,
2789 expand_omp_for_generic, expand_omp_for_static_nochunk,
2790 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2791 Work with more precise CFG.
2792 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2793 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2795 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2796 * gimple-low.c (lower_stmt): Ditto.
2797 * tree-inline.c (estimate_num_insns_1): Ditto.
2798 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2799 (OMP_SECTIONS_SWITCH): New.
2800 * tree-cfgcleanup.c (cleanup_omp_return): New.
2801 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2802 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2803 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2804 (tree_redirect_edge_and_branch): Handle omp constructs.
2806 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2807 with three arguments.
2809 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2811 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2814 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2816 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2817 the loop structures may need fixing.
2818 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2820 (cleanup_tree_cfg_loop): Removed.
2821 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2822 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2823 instead of running cleanup_tree_cfg_loop.
2824 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2825 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2826 (tree_predictive_commoning): Declaration changed.
2827 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2829 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2831 * doc/invoke.texi (l1-cache-size): Update documentation.
2832 (l2-cache-size): Document.
2833 * params.h (L2_CACHE_SIZE): New macro.
2834 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2835 that L1_CACHE_SIZE is in kB now.
2836 (L2_CACHE_SIZE_BYTES): New macro.
2837 (tree_ssa_prefetch_arrays): Show size in kB.
2838 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2839 and l2_cache_size fields.
2840 * config/i386/driver-i386.c (describe_cache): Detect cache size
2842 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2843 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2844 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2845 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2846 (override_options): Set l1-cache-size and l2-cache-size to default
2847 values if not specified otherwise.
2848 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2849 (PARAM_L2_CACHE_SIZE): New.
2851 2007-08-01 Nigel Stephens <nigel@mips.com>
2852 David Ung <davidu@mips.com>
2853 Thiemo Seufer <ths@mips.com>
2854 Chris Dearman <chris@mips.com>
2855 Richard Sandiford <richard@codesourcery.com>
2857 * config.gcc (mips*-sde-elf*): New stanza.
2858 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2859 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2860 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2861 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2862 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2863 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2865 * config/mips/sde.h: New file.
2866 * config/mips/t-libgcc-mips16: Likewise.
2867 * config/mips/t-sde: Likewise.
2868 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2869 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2870 _MIPS_FPSET and _MIPS_SZINT.
2871 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2872 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2873 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2874 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2875 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2876 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2877 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2878 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2879 _MIPS_SZPTR and _MIPS_FPSET.
2880 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2881 architecture is specified.
2882 (MIPS_32BIT_OPTION_SPEC): New macro.
2884 2007-07-31 Dan Hipschman <dsh@google.com>
2886 * gcc.c (end_going_arg): New function.
2887 (do_spec_2): Use it.
2888 (do_spec_1): Use it.
2890 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2892 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2893 only if ENABLE_CHECKING is defined.
2895 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2897 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2898 df_ru_add_problem, df_ru_get_bb_info): Removed.
2899 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2900 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2901 df_ru_free_bb_info, df_ru_alloc,
2902 df_ru_bb_local_compute_process_def,
2903 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2904 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2905 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2906 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2907 df_ru_add_problem): Removed.
2909 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2912 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2913 (casesi32p, casesi64p): Likewise.
2914 (casesi): Adjust for above.
2916 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2918 * mode-switching.c (create_pre_exit): Don't search past calls.
2920 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2922 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2924 2007-07-31 Revital Eres <eres@il.ibm.com>
2926 * ddg.c (add_deps_for_def): Rename to...
2927 (add_cross_iteration_register_deps): This. Change implementation
2928 to use only reaching def and def-use chains to construct the
2929 inter loop dependencies.
2930 (add_deps_for_use): Remove function.
2931 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2932 function to build the inter loop dependencies.
2933 * modulo-sched.c (sms_schedule): Build only
2934 reaching def and def-use chains for the propose of the ddg
2937 2007-07-31 Julian Brown <julian@codesourcery.com>
2939 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2940 New define_insns. Use correct RTL.
2941 (vec_set<mode>): Write as expander.
2943 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2945 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2946 to an unallocated space.
2948 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2951 (split_constant_offset): Enable split_constant_offset to extract
2952 constants from other statements.
2953 * tree-vect-transform.c
2954 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2955 to a temp var. Force base_offset to be simple.
2957 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2959 * df-scan.c (df_scan_verify): Remove artificial limit on
2960 the number of blocks for verification.
2961 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2962 df_simulate_defs): Avoid unnecessary insn checking for defs.
2964 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2966 * config/m68k/lb1sf68.asm (FUNC): New macro.
2968 (__udivsi3): Likewise.
2969 (__divsi3): Likewise.
2970 (__umodsi3): Likewise.
2971 (__modsi3): Likewise.
2972 (__subdf3): Likewise.
2973 (__adddf3): Likewise.
2974 (__muldf3): Likewise.
2975 (__divdf3): Likewise.
2976 (__negdf2): Likewise.
2977 (__cmpdf2): Likewise.
2978 (__subsf3): Likewise.
2979 (__addsf3): Likewise.
2980 (__mulsf3): Likewise.
2981 (__divsf3): Likewise.
2982 (__negsf2): Likewise.
2983 (__cmpsf2): Likewise.
2984 (__eqdf2): Likewise.
2985 (__nedf2): Likewise.
2986 (__gtdf2): Likewise.
2987 (__gedf2): Likewise.
2988 (__ltdf2): Likewise.
2989 (__ledf2): Likewise.
2990 (__eqsf2): Likewise.
2991 (__nesf2): Likewise.
2992 (__gtsf2): Likewise.
2993 (__gesf2): Likewise.
2994 (__ltsf2): Likewise.
2995 (__lesf2): Likewise.
2997 2007-07-30 Ollie Wild <aaw@google.com>
2999 * c-ppoutput.c (print_lines_directives_only): New function.
3000 (scan_translation_unit_directives_only): New function.
3001 (preprocess_file): Add call to scan_translation_unit_directives_only.
3002 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
3003 (sanitize_cpp_opts): Add default flag_dump_macros setting for
3004 -fdirectives-only. Add errors for -fdirectives-only conflict with
3005 -Wunused-macros and -traditional.
3006 (finish_options): Add builtin macro initialization for
3007 -fdirectives-only + -fpreprocessed.
3008 * c.opt (fdirectives-only): New.
3009 * doc/cppopts.texi (fdirectives-only): New.
3011 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3013 * alias.c (record_set, memory_modified_1): Constify.
3014 * bt-load.c (note_btr_set): Likewise.
3015 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3016 * combine.c (set_nonzero_bits_and_sign_copies,
3017 expand_field_assignment, record_dead_and_set_regs_1,
3018 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3019 likely_spilled_retval_1): Likewise.
3020 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3021 frv_io_handle_set): Likewise.
3022 * config/mips/mips.c (mips_sim_record_set,
3023 vr4130_true_reg_dependence_p_1): Likewise.
3024 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3025 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3026 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3027 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3028 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3029 * ddg.c (mark_mem_store): Likewise.
3030 * df-problems.c (df_urec_mark_reg_change): Likewise.
3031 * function.c (update_epilogue_consts): Likewise.
3032 * gcse.c (record_set_info, record_last_set_info,
3033 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3034 reg_clear_last_set): Likewise.
3035 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3037 * jump.c (reversed_comparison_code_parts): Likewise.
3038 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3039 reg_is_set): Likewise.
3040 * loop-iv.c (mark_altered): Likewise.
3041 * mode-switching.c (reg_becomes_live): Likewise.
3042 * optabs.c (no_conflict_move_test): Likewise.
3043 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3045 * postreload.c (reload_combine_note_store, move2add_note_store):
3047 * regmove.c (flags_set_1): Likewise.
3048 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
3050 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
3052 * resource.c (update_live_status): Likewise.
3053 * rtl.h (set_of, note_stores): Likewise.
3054 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
3055 note_stores, parms_set): Likewise.
3056 * sched-rgn.c (sets_likely_spilled_1): Likewise.
3057 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
3059 * var-tracking.c (count_stores, add_stores): Likewise.
3061 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3063 * alias.c (mems_in_disjoint_alias_sets_p,
3064 fixed_scalar_and_varying_struct_p, aliases_everything_p,
3065 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
3066 write_dependence_p, mems_in_disjoint_alias_sets_p,
3067 read_dependence, true_dependence, canon_true_dependence,
3068 anti_dependence, output_dependence): Constify.
3069 * combine.c (extended_count): Likewise.
3070 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
3071 * cselib.c (get_value_hash, references_value_p,
3072 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
3073 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
3074 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
3075 * function.c (contains, prologue_epilogue_contains,
3076 sibcall_epilogue_contains): Likewise.
3077 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
3078 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
3079 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
3080 reg_or_subregno): Likewise.
3081 * recog.c (asm_noperands): Likewise.
3082 * reload1.c (function_invariant_p): Likewise.
3083 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
3084 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
3085 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
3086 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
3087 true_regnum, reg_or_subregno, condjump_in_parallel_p,
3088 extended_count, prologue_epilogue_contains,
3089 sibcall_epilogue_contains, function_invariant_p, true_dependence,
3090 canon_true_dependence, read_dependence, anti_dependence,
3091 output_dependence): Likewise.
3092 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
3094 2007-07-30 Julian Brown <julian@codesourcery.com>
3096 * config/arm/neon.md (V_ext): New mode attribute.
3097 (neon_vget_lane<mode>): Replace with define_expand.
3098 (neon_vget_lane<mode>_sext_internal)
3099 (neon_vget_lane<mode>_zext_internal): New define_insns for double
3100 and quad precision vectors.
3101 (neon_vget_lanedi): Add bounds check. Remove dead comment.
3102 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
3103 have typeless 32-bit result.
3105 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3108 * tree-affine.h (aff_tree): The type of rest is sizetype for types
3110 * tree-affine.c (aff_combination_scale): If type is a pointer type,
3111 use sizetype for rest.
3112 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
3113 (aff_combination_convert): Don't convert rest for pointer types.
3115 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3117 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
3119 * tree-ssa-alias.c: Add alloc-pool.h.
3120 (init_alias_info): Free alias_bitmap_obstack.
3121 (delete_alias_info): Call delete_mem_ref_stats.
3122 (get_mem_sym_stats_for): Use alloc_pool.
3123 (init_mem_ref_stats): Do not delete mem_ref_stats here.
3124 (delete_mem_sym_stats): Removed.
3126 2007-07-29 Sebastian Pop <sebpop@gmail.com>
3128 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
3129 functions cannot be represented as classical distance vectors.
3131 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3133 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
3134 * builtins.c (validate_arg, builtin_mathfn_code,
3135 validate_arglist): Likewise.
3136 * calls.c (call_expr_flags): Likewise.
3137 * combine.c (reg_nonzero_bits_for_combine,
3138 reg_num_sign_bit_copies_for_combine, get_last_value,
3139 reg_truncated_to_mode): Likewise.
3140 * emit-rtl.c (subreg_lowpart_p): Likewise.
3141 * expr.c (highest_pow2_factor_for_target,
3142 categorize_ctor_elements_1, categorize_ctor_elements,
3143 count_type_elements, contains_packed_reference,
3144 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
3145 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
3146 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
3147 native_encode_int, native_encode_real, native_encode_complex,
3148 native_encode_vector, native_encode_expr, native_interpret_int,
3149 native_interpret_real, native_interpret_complex,
3150 native_interpret_vector, native_interpret_expr): Likewise.
3151 * function.c (use_register_for_decl): Likewise.
3152 * gimplify.c (get_name): Likewise.
3153 * langhooks-def.h (lhd_return_null_const_tree): New.
3154 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
3155 * langhooks.c (lhd_return_null_const_tree): New.
3156 * langhooks.h (lang_get_callee_fndecl): Constify.
3157 * output.h (constructor_static_from_elts_p): Likewise.
3158 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
3159 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
3160 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
3161 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
3162 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
3163 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
3164 * rtlhooks-def.h (reg_nonzero_bits_general,
3165 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
3167 * rtlhooks.c (reg_num_sign_bit_copies_general,
3168 reg_nonzero_bits_general, reg_truncated_to_mode_general):
3170 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
3171 * stor-layout.c (mode_for_size_tree): Likewise.
3172 * tree-ssa-loop-im.c (memref_eq): Likewise.
3173 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
3174 * tree.c (contains_placeholder_p, type_list_equal,
3175 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
3177 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
3178 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
3179 contains_placeholder_p, contains_packed_reference,
3180 get_callee_fndecl, operand_equal_for_phi_arg_p,
3181 warn_if_unused_value, is_body_block, native_encode_expr,
3182 native_interpret_expr, fold_convertible_p, operand_equal_p,
3183 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
3184 validate_arglist, simple_cst_equal, type_list_equal,
3185 use_register_for_decl, call_expr_flags, get_name,
3186 highest_pow2_factor): Likewise.
3187 (const_call_expr_arg_iterator_d,
3188 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
3189 first_const_call_expr_arg, more_const_call_expr_args_p,
3190 FOR_EACH_CONST_CALL_EXPR_ARG): New.
3191 * varasm.c (constructor_static_from_elts_p): Constify.
3193 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
3195 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
3196 config/arm/neon-schedgen.ml, config/arm/neon.ml,
3197 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
3198 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
3199 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
3200 tree-vect-transform.c, tree.def: Fix comment typos. Follow
3201 spelling conventions.
3202 * doc/invoke.texi: Follow spelling conventions.
3204 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
3205 Revital Eres <eres@il.ibm.com>
3207 * modulo-sched.c (sms_schedule): Avoid loops which includes
3208 auto-increment instructions.
3210 2007-07-28 Richard Guenther <rguenther@suse.de>
3213 * fold-const.c (fold_cond_expr_with_comparison): Convert
3214 operand zero of MIN/MAX_EXPR to correct type.
3216 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3218 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
3219 flags_from_decl_or_type): Constify.
3220 * gcc.c (do_spec_1): Likewise.
3221 * print-tree.c (dump_addr, print_node_brief): Likewise.
3222 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
3223 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
3224 tree_purge_all_dead_eh_edges): Likewise.
3225 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
3226 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
3228 * tree.c (expr_location, expr_has_location, expr_locus,
3229 expr_filename, expr_lineno, get_inner_array_type,
3230 fields_compatible_p): Likewise.
3231 * tree.h (get_inner_array_type, fields_compatible_p,
3232 expr_location, expr_has_location, expr_locus, expr_filename,
3233 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
3234 setjmp_call_p, alloca_call_p): Likewise.
3236 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3238 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
3239 TV_FLOW_INSENSITIVE.
3241 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
3243 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
3244 (compute_flow_insensitive_aliasing): Ditto for
3245 TV_FLOW_INSENSITIVE.
3247 2007-07-27 Jan Hubicka <jh@suse.cz>
3249 * config/i386/i386.c (register_move_cost): Remove accidentally
3250 comitted #if 0 block.
3252 * attribs.c: Include hashtab.h
3253 (attribute_hash): New.
3254 (substring): New structure.
3255 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
3257 (init_attributes): Initialize attribute hash.
3258 (decl_attributes): Use attribute hash.
3259 * Makefile.in (attribs.c): Depend on hashtab.h.
3261 2007-07-27 Steve Ellcey <sje@cup.hp.com>
3263 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
3265 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3267 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
3268 __mips_dspr2 and __mips_dsp_rev macros.
3269 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
3271 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
3273 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
3275 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3279 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
3280 and the updating of the live and do_not_gen sets.
3281 (df_note_bb_compute): Added updating of live and do_not_gen sets
3282 for regular defs so that the case of clobber inside conditional
3283 call is processed correctly.
3285 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3287 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
3288 operands with compatible type.
3290 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3292 * expr.h (store_bit_field): Don't return a value.
3293 * expmed.c (check_predicate_volatile_ok): New function.
3294 (store_bit_field_1): New function, extracted from store_bit_field.
3295 Take a fallback_p argument and return true if the operation succeeded.
3296 Only use store_fixed_bit_field if fallback_p. Don't recompute
3297 mode_for_extraction; use op_mode instead. Try forcing memories
3298 into registers if the insv expander fails.
3299 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3300 Don't return a value.
3301 (convert_extracted_bit_field): New function, extracted from
3303 (extract_bit_field_1): Likewise. Take a fallback_p argument
3304 and return NULL if the operation succeeded. Only use
3305 extract_fixed_bit_field if fallback_p. Only calculate one
3306 extraction mode. Combine code for extv and extzv. Try forcing
3307 memories into registers if the ext(z)v expander fails.
3308 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3310 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3312 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3314 (df_ref): Likewise. Put regno with other integer fields.
3316 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3318 * df.h (df_mw_hardreg): Remove "loc" field.
3319 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3321 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3322 split out from df_set_unused_notes_for_mw. Return false for
3323 partial references. Assert that mw_reg is a REG when returning true.
3324 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3325 (df_whole_mw_reg_dead_p): New function, split out from
3326 df_set_dead_notes_for_mw. Return false for partial references.
3327 Assert that mw_reg is a REG when returning true.
3328 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3329 Remove redundant bitmap check.
3331 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3333 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3334 ($(T)crtend.o): Likwise.
3335 ($(T)crtbeginS.o): Likwise.
3336 ($(T)crtendS.o): Likwise.
3337 ($(T)crtfastmath.o): Likwise.
3339 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3341 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3342 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3343 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3344 and x_n_bbs_in_dom_tree fields.
3346 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3348 PR tree-optimization/32087
3349 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3350 Do not call scale_bbs_frequencies_int with prob of zero.
3352 2007-07-26 Julian Brown <julian@codesourcery.com>
3354 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3355 (neon_element_bits): Add prototypes.
3356 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3357 (neon_const_bounds, neon_element_bits): New functions.
3358 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3359 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3360 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3361 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3362 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3363 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3364 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3365 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3366 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3367 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3368 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3369 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3370 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3372 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3374 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3375 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3377 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3378 Julian Brown <julian@codesourcery.com>
3380 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3381 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3382 * config/arm/cortex-a8.md: New.
3383 * config/arm/cortex-a8-neon.md: New.
3384 * config/arm/neon-schedgen.ml: New.
3385 * config/arm/neon.md (vqh_mnem): New.
3387 (Is_float_mode): New.
3388 (Scalar_mul_8_16): New.
3390 (V_mode_nunits): New.
3391 (All instruction patterns): Annotate with neon_type attribute
3393 * config/arm/arm.md: Include cortex-a8.md.
3394 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3396 Annotate instruction patterns accordingly.
3397 (generic_sched): Do not use generic scheduling for Cortex-A8.
3398 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3400 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3402 * fold-const.c (fold_read_from_constant_string): Use
3404 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3406 2007-07-26 Nick Clifton <nickc@redhat.com>
3408 * tree-ssa-operands.h: Change copyright header to refer to version
3409 3 of the GNU General Public License and to point readers at the
3410 COPYING3 file and the FSF's license web page.
3411 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3412 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3413 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3414 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3415 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3416 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3417 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3418 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3419 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3420 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3421 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3422 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3423 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3424 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3425 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3426 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3427 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3428 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3429 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3430 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3431 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3432 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3433 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3434 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3435 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3436 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3437 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3438 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3439 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3440 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3441 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3442 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3443 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3444 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3445 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3446 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3447 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3448 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3449 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3450 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3451 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3452 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3453 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3454 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3455 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3456 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3457 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3458 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3459 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3460 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3461 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3462 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3463 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3464 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3465 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3466 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3467 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3468 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3469 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3470 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3471 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3472 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3473 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3474 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3475 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3476 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3477 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3478 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3479 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3480 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3481 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3482 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3483 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3484 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3485 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3486 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3487 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3488 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3489 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3490 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3491 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3492 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3493 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3494 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3495 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3496 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3497 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3498 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3499 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3500 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3501 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3502 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3503 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3504 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3505 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3506 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3507 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3508 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3509 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3510 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3511 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3512 convert.c, convert.h, langhooks-def.h, reload1.c,
3513 tree-ssa-operands.c: Likewise.
3515 2007-07-26 Jan Hubicka <jh@suse.cz>
3517 * tree-ssa-live.c: Include debug.h and flags.h.
3518 (mark_scope_block_unused): New function.
3519 (remove_unused_scope_block_p): New function.
3520 (remove_unused_locals): Remove unused blocks too.
3522 2007-07-25 Ian Lance Taylor <iant@google.com>
3524 * combine.c (combine_max_regno): Remove. Remove all uses.
3525 (struct reg_stat_struct): Rename from struct reg_stat.
3526 (reg_stat_type): Define, and declare VECs.
3527 (reg_stat): Change from pointer to VEC. Change all uses.
3528 (combine_split_insns): New static function.
3529 (try_combine, find_split_point): Call it instead of split_insns.
3531 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3533 * cfghooks.c (split_block): Fix the information about loop latch.
3535 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3537 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3539 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3541 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3542 Scan the new edge for loop exit info.
3544 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3546 * config/darwin.c: Include debug.h.
3548 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3551 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3553 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3555 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3556 (HARD_REGNO_MODE_OK): Ditto.
3557 (MODES_TIEABLE_P): Ditto.
3558 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3559 (CLASS_MAX_NREGS): Ditto.
3560 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3561 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3562 (divdf3_internal_thr): Removed.
3563 * config/ia64/div.md: New file.
3564 * config/ia64/constraints.md: Add H constraint.
3566 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3568 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3569 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3570 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3571 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3572 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3573 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3574 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3575 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3576 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3577 dump_sbitmap_file, debug_sbitmap, popcount_table,
3578 sbitmap_popcount): Constify.
3579 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3580 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3581 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3582 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3583 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3584 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3585 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3586 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3587 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3588 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3589 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3591 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3593 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3594 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3595 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3596 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3597 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3598 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3599 bitmap_intersect_p, bitmap_intersect_compl_p,
3600 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3601 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3603 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3604 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3605 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3606 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3607 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3608 debug_bitmap, debug_bitmap_file, bitmap_print,
3609 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3610 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3612 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3614 * config/darwin.c (darwin_override_options): Additional fix for
3615 debug info formats that don't support var tracking.
3617 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3619 * cselib.c (entry_and_rtx_equal_p): Constify.
3620 * gengtype.c (output_mangled_typename, write_types, write_local):
3622 * gengtype.h (const_type_p): New.
3623 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3625 * tlink.c (scan_linker_output): De-constify.
3626 * tree-ssa-loop-im.c (memref_eq): Constify.
3627 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3628 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3630 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3632 * c-common.c (fname_as_string, c_type_hash): Constify.
3633 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3634 * cgraph.c (edge_hash, edge_eq): Likewise.
3635 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3636 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3637 reg_attrs_htab_eq): Likewise.
3638 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3640 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3641 const_decl_t, const_state_t, const_automata_list_el_t): New.
3642 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3643 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3644 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3645 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3646 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3647 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3648 compare_max_occ_cycle_nums, out_state_arcs_num,
3649 compare_transition_els_num, units_cmp, state_reservs_cmp):
3651 * genmodes.c (cmp_modes): Likewise.
3652 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3653 * gimplify.c (compare_case_labels): Likewise.
3654 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3655 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3656 * matrix-reorg.c (mtt_info_hash): Likewise.
3657 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3658 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3659 (htab_hash_bucket, htab_hash_elem): Constify.
3660 * tree-browser.c (TB_parent_eq): Likewise.
3661 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3662 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3663 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3664 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3666 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3667 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3668 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3669 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3670 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3672 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3673 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3674 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3675 * tree-ssa-threadupdate.c (redirection_data_hash,
3676 redirection_data_eq): Likewise.
3677 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3678 * tree-ssa.c (var_ann_eq): Likewise.
3679 * tree-vrp.c (compare_case_labels): Likewise.
3680 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3681 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3682 tree_not_check_failed, tree_class_check_failed,
3683 tree_range_check_failed, tree_not_class_check_failed,
3684 omp_clause_check_failed, omp_clause_range_check_failed,
3685 tree_contains_struct_check_failed, tree_operand_check_failed):
3687 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3688 tree_not_check_failed, tree_class_check_failed,
3689 tree_range_check_failed, tree_not_class_check_failed,
3690 tree_operand_check_failed, omp_clause_operand_check_failed,
3691 tree_operand_length): Likewise.
3692 * var-tracking.c (const_variable): New.
3693 (variable_htab_hash, variable_htab_eq): Constify.
3694 * varasm.c (const_desc_hash): Likewise.
3696 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3698 * expr.c (handled_component_p): Constify.
3699 * fold-const.c (fit_double_type): Likewise.
3700 * real.h (real_value_from_int_cst): Likewise.
3701 * tree-flow-inline.h (gimple_in_ssa_p,
3702 gimple_aliases_computed_p, gimple_addressable_vars,
3703 gimple_call_clobbered_vars, gimple_referenced_vars,
3704 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3705 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3706 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3707 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3708 is_label_stmt, is_global_var, phi_ssa_name_p,
3709 factoring_name_p, is_call_clobbered, tree_common_ann,
3710 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3711 unmodifiable_var_p, array_ref_contains_indirect_ref,
3712 ref_contains_array_ref, lookup_subvars_for_var,
3713 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3714 gimple_mem_ref_stats): Likewise.
3715 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3716 may_aliases, is_exec_stmt, is_label_stmt,
3717 ref_contains_array_ref, array_ref_contains_indirect_ref,
3718 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3719 unmodifiable_var_p): Likewise.
3720 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3721 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3722 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3723 cst_and_fits_in_hwi, real_value_from_int_cst,
3724 build_real_from_int_cst, integer_zerop, integer_onep,
3725 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3726 tree_floor_log2, real_zerop, real_onep, real_twop,
3727 real_minus_onep, really_constant_p, purpose_member, chain_member,
3728 list_length, fields_length, int_size_in_bytes, bit_position,
3729 int_bit_position, byte_position, int_byte_position, expr_align,
3730 array_type_nelts, tree_node_structure,
3731 type_contains_placeholder_1, iterative_hash_pointer,
3732 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3733 tree_map_base_eq, type_hash_list, type_hash_eq,
3734 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3735 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3736 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3737 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3738 int_fits_type_p, get_containing_scope, decl_function_context,
3739 decl_type_context, omp_clause_operand_check_failed,
3740 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3741 * tree.h (omp_clause_operand_check_failed, tree_size,
3742 build_real_from_int_cst, array_type_nelts, purpose_member,
3743 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3744 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3745 is_attribute_p, check_qualified_type, expr_align,
3746 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3747 int_byte_position, list_length, fields_length, initializer_zerop,
3748 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3749 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3750 tree_node_structure, handled_component_p, get_containing_scope,
3751 decl_function_context, decl_type_context, real_zerop,
3752 type_num_arguments, fit_double_type, really_constant_p,
3753 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3754 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3755 real_twop, real_minus_onep, int_cst_value): Likewise.
3757 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3759 * cfglayout.c (insn_scope, insn_line): Constify.
3760 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3761 const_double_htab_hash, const_double_htab_eq,
3762 mem_attrs_htab_hash): Likewise.
3763 * loop-iv.c (biv_eq): Likewise.
3764 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3765 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3766 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3768 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3769 error_for_asm, warning_for_asm, _fatal_insn,
3770 _fatal_insn_not_found): Likewise.
3771 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3772 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3773 rtl_check_failed_type2, rtl_check_failed_code1,
3774 rtl_check_failed_code2, rtl_check_failed_code_mode,
3775 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3776 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3777 rtl_check_failed_type2, rtl_check_failed_code1,
3778 rtl_check_failed_code2, rtl_check_failed_code_mode,
3779 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3780 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3781 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3782 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3783 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3784 rtx_unstable_p, get_integer_term, get_related_value,
3785 offset_within_block_p, reg_mentioned_p, count_occurrences,
3786 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3787 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3788 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3789 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3790 find_constant_src, find_reg_fusage, find_regno_fusage,
3791 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3792 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3793 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3794 computed_jump_p, auto_inc_p, in_expr_list_p,
3795 remove_node_from_expr_list, loc_mentioned_in_p,
3796 label_is_jump_target_p, reversed_comparison_code_parts,
3797 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3798 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3799 print_inline_rtx): Likewise.
3800 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3801 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3802 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3803 get_integer_term, get_related_value, offset_within_block_p,
3804 count_occurrences, reg_mentioned_p, no_labels_between_p,
3805 reg_used_between_p, reg_referenced_p, single_set_2,
3806 multiple_sets, set_noop_p, refers_to_regno_p,
3807 reg_overlap_mentioned_p, dead_or_set_p,
3808 covers_regno_no_parallel_p, covers_regno_p,
3809 dead_or_set_regno_p, find_reg_note, find_regno_note,
3810 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3811 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3812 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3813 side_effects_p, may_trap_p_1, may_trap_p,
3814 may_trap_after_code_motion_p, may_trap_or_fault_p,
3815 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3816 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3817 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3818 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3819 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3821 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3822 warning_for_asm): Likewise.
3823 * tree.h (print_rtl): Likewise.
3824 * varasm.c (get_pool_mode): Likewise.
3826 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3828 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3829 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3830 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3831 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3832 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3833 * ddg.c (compare_sccs): Likewise.
3834 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3835 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3836 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3837 decimal_do_fix_trunc, decimal_real_to_integer,
3838 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3839 * dse.c (const_group_info_t): New.
3840 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3841 * dwarf2out.c (const_dw_die_ref): New.
3842 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3843 * tree-browser.c (TB_parent_eq): Likewise.
3844 * unwind-dw2-fde.c (__register_frame_info_bases,
3845 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3846 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3848 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3849 * unwind-dw2.c (uw_frame_state_for): Likewise.
3850 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3851 * value-prof.h (const_histogram_value): New.
3853 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3855 * config/mips/mips.c (machine_function): Add
3856 initialized_mips16_gp_pseudo_p.
3857 (mips16_gp_pseudo_reg): Do not emit the initialization of
3858 mips16_gp_pseudo_rtx when being called from the gimple cost-
3859 calculation routines; emit it on the first use outside those
3862 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3864 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3867 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3868 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3869 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3870 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3871 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3872 Preserve const-ness of parameters through use of __typeof(),
3873 also constify and tidy.
3875 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3876 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3877 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3878 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3879 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3880 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3881 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3882 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3883 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3885 2007-07-25 Julian Brown <julian@codesourcery.com>
3886 Mark Shinwell <shinwell@codesourcery.com>
3888 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3889 (alpha_mangle_type): This.
3890 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3891 (TARGET_MANGLE_TYPE): Define this instead.
3892 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3893 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3894 (arm_init_neon_builtins): Fix comment.
3895 (arm_mangle_map_entry): New.
3896 (arm_mangle_map): New.
3897 (arm_mangle_type): New.
3898 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3899 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3900 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3901 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3902 (TARGET_MANGLE_TYPE): Define this instead.
3903 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3904 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3905 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3906 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3907 (TARGET_MANGLE_TYPE): Define this instead.
3908 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3910 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3911 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3912 (TARGET_MANGLE_TYPE): Define this instead.
3913 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3914 (s390_mangle_type): This.
3915 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3916 (TARGET_MANGLE_TYPE): Define this instead.
3917 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3918 (sparc_mangle_type): This.
3919 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3920 (TARGET_MANGLE_TYPE): Define this instead.
3921 * cp/mangle.c (write_type): Call mangle_type target hook on all
3922 types before mangling. Use original type, not main variant, as
3924 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3925 (TARGET_MANGLE_TYPE): This.
3926 * target.h (gcc_target): Rename mangle_fundamental_type to
3928 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3929 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3931 2007-07-25 Julian Brown <julian@codesourcery.com>
3932 Paul Brook <paul@codesourcery.com>
3933 Joseph Myers <joseph@codesourcery.com>
3934 Mark Shinwell <shinwell@codesourcery.com>
3936 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3937 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3938 (with_fpu): Allow --with-fpu=neon.
3939 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3940 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3941 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3942 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3943 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3944 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3945 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3946 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3947 (output_move_neon): Add prototypes.
3948 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3949 (all_fpus): Add FPUTYPE_NEON.
3950 (fp_model_for_fpu): Add NEON field.
3951 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3952 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3954 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3956 (thumb2_legitimate_address_p): Likewise.
3957 (neon_valid_immediate): Recognize and prepare constants suitable for
3959 (neon_immediate_valid_for_move): New function. Recognize and prepare
3960 immediates for NEON move instructions.
3961 (neon_immediate_valid_for_logic): New function. Recognize and
3962 prepare immediates for NEON logic instructions.
3963 (neon_output_logic_immediate): New function. Create asm string
3964 suitable for outputting immediate logic instructions.
3965 (neon_pairwise_reduce): New function. Implement reduction using
3966 pairwise operations.
3967 (neon_expand_vector_init): New function. Expand a (possibly
3968 non-constant) vector initialization.
3969 (neon_vector_mem_operand): New function. Memory operands supported
3970 for quad-word loads/stores to/from ARM or NEON registers. Don't
3971 allow base+offset addressing for core regs.
3972 (neon_struct_mem_operand): New function. Valid mems for NEON
3974 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3975 from neon_vector_mem_operand addresses without a secondary register.
3976 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3977 (add_minipool_backward_ref): Likewise.
3978 (dump_minipool): Likewise.
3979 (push_minipool_fix): Likewise.
3980 (output_move_quad): New function. Output quad-word moves, loads and
3981 stores using ARM registers.
3982 (output_move_vfp): Add support for vectors in VFP (NEON) D
3984 (output_move_neon): Output a NEON load/store to/from a quadword
3986 (arm_print_operand): Implement new codes:
3987 - 'c' for unadorned integers (without a # sign).
3988 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3990 - 'e', 'f' for the low and high D parts of a NEON Q register.
3991 - 'q' outputs a NEON Q register.
3992 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3993 - 'T' prints NEON opcode features from a coded bitmask.
3994 - 'F' is similar to T, but signed/unsigned codes both print as
3996 - 't' is similar to T, but 'u' is printed instead of 'p'.
3997 - 'O' prints 'r' if NEON instruction should perform rounding (as
3998 specified by bitmask), else prints nothing.
3999 - '#' is a punctuation character to stop operand numbers from
4000 running together with following digits in the assembler
4001 strings for instructions (when using mode attributes).
4002 (arm_assemble_integer): Handle extra NEON vector modes. Permute
4003 constant vectors in big-endian mode, where necessary.
4004 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
4005 Handle EI, OI, CI, XI modes.
4006 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
4007 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
4008 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
4009 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
4010 (neon_builtin_type_bits): Add enumeration, one bit for each vector
4012 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
4013 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
4014 to turn v8qi, etc. into bits defined above.
4015 (neon_itype): New enumeration. Classifications of NEON builtins.
4016 (neon_builtin_datum): Define struct. Contains information about
4017 a single builtin (with multiple modes).
4018 (CF): Define helper macro for...
4019 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4021 (neon_builtin_data): New array. Define information about builtins
4022 for use during initialization/expansion.
4023 (arm_init_neon_builtins): New function.
4024 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4026 (neon_builtin_compare): New function.
4027 (locate_neon_builtin_icode): New function. Find an insn code for a
4028 builtin given a function code for that builtin. Also return type of
4029 builtin (NEON_BINOP, NEON_UNOP etc.).
4030 (builtin_arg): New enumeration. Types of arguments for builtins.
4031 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4032 Takes a variable argument list of builtin_arg types, terminated by
4034 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4035 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4036 (neon_emit_pair_result_insn): New function. Support returning pairs
4037 of vectors via a pointer.
4038 (neon_disambiguate_copy): New function. Set up operands for a
4039 multi-word copy such that registers do not get clobbered.
4040 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4041 ARM_BUILTIN_NEON_BASE.
4042 (arm_file_start): Set float-abi attribute for NEON.
4043 (arm_vector_mode_supported_p): Enable NEON vector modes.
4044 (arm_mangle_map_entry): New.
4045 (arm_mangle_map): New.
4046 (arm_mangle_vector_type): New.
4047 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
4049 (TARGET_NEON): New macro. Target supports NEON.
4050 (fputype): Add FPUTYPE_NEON.
4051 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
4052 for vectorization based on command-line arg.
4053 (NEON_REGNO_OK_FOR_NREGS): Define.
4054 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
4055 (VALID_NEON_STRUCT_MODE): Define.
4056 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
4057 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
4058 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
4059 (consttable_16): Add pattern for outputting 16-byte minipool
4061 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
4063 (vec-common.md, neon.md): Include md files.
4064 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
4065 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
4066 (memory_constraint "Ut", "Un", "Us"): Define.
4067 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
4068 (MMX_char): New mode attribute.
4069 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
4070 (*add<mode>3_iwmmxt): New insn pattern.
4071 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
4072 (*sub<mode>3_iwmmxt): New insn pattern.
4073 (mulv4hi3): Rename to...
4074 (*mulv4hi3_iwmmxt): This.
4075 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
4076 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
4077 (uminv4hi3, uminv2si3): Remove. Replace with...
4078 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
4079 (*umin<mode>3_iwmmxt): These.
4080 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
4081 (ashr<mode>3_iwmmxt): This new pattern.
4082 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
4083 (lshr<mode>3_iwmmxt): This new pattern.
4084 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
4085 (ashl<mode>3_iwmmxt): This new pattern.
4086 * config/arm/neon-docgen.ml: New file. Generate documentation for
4088 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
4089 * config/arm/arm_neon.h: New (autogenerated).
4090 * config/arm/neon-testgen.ml: New file. Generate NEON tests
4092 * config/arm/neon.md: New file. Define NEON instructions.
4093 * config/arm/neon.ml: New file. Abstract description of NEON
4094 instructions, used to generate arm_neon.h header, documentation and
4096 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
4097 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
4099 * doc/extend.texi (ARM Built-in Functions): Rename and remove
4101 (ARM NEON Intrinsics): New subsection.
4102 * doc/arm-neon-intrinsics.texi: New (autogenerated).
4104 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
4106 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
4109 2007-07-24 Jan Hubicka <jh@suse.cz>
4111 * regclass.c (move_table): New type.
4112 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
4113 (init_move_cost): Break out from ...
4114 (init_reg_sets_1): ... here; simplify computation of
4115 have_regs-of_mode and contains_reg_of_mode.
4116 (record_reg_classes): Unswitch internal loops.
4117 (copy_cost): Trigger lazy initialization of move cost
4118 (record_address_regs): Likewise.
4120 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
4122 * config/darwin.c (darwin_override_options): Don't force on
4123 flag_var_tracking_uninit when no debug info is requested.
4125 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4127 * cfgloop.c (init_loops_structure): New function.
4128 (flow_loops_find): Create root of the loop tree unconditionally.
4130 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
4132 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
4134 2007-07-24 Jan Hubicka <jh@suse.cz>
4136 * caller-save.c: Include ggc.h, gt-caller-save.h
4137 (reg_save_code, reg_restore_code): Rename to ...
4138 (cached_reg_save_code, cached_reg_restore_code): ... those.
4139 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
4140 (reg_save_code, reg_restore_code): New functions.
4141 (init_caller_save): Do not intialize
4142 reg_save_code/reg_restore_code tables.
4143 * Makefile.in: (gt-caller-save.h): New.
4145 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4147 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
4148 with the mode of the original operand instead of
4151 2007-07-23 Jan Hubicka <jH@suse.cz>
4153 * i386.c (ix86_secondary_memory_needed): Break out to...
4154 (inline_secondary_memory_needed): ... here.
4155 (ix86_memory_move_cost): Break out to ...
4156 (inline_memory_move_cost): ... here; add support for IN value of 2 for
4157 maximum of input and output; fix handling of Q_REGS on 64bit.
4158 (ix86_secondary_memory_needed): Microoptimize.
4160 2007-07-23 Sebastian Pop <sebpop@gmail.com>
4162 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
4163 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
4164 stmts_from_loop, known_dependences_p, build_rdg): New.
4165 * tree-data-ref.h: Depends on graphds.h.
4166 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
4167 (build_rdg): Declared.
4168 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
4170 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
4172 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
4175 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
4176 Jakub Jelinek <jakub@redhat.com>
4178 PR middle-end/PR28690
4179 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
4181 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
4182 and MEM_POINTER operands over REG and MEM operands.
4183 (swap_commutative_operands_p): Change return value to bool.
4184 * rtl.h: Update the corresponding prototype.
4185 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
4186 instead of gen_rtx_PLUS.
4187 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
4188 value to bool. Change function arguments to rtx's and update code
4190 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
4191 calls to match the new declaration.
4192 * simplify-rtx.c (simplify_associative_operation): Don't
4193 reorder simplify_binary_operation arguments.
4195 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4197 * config/mips/mips.c (override_options): Use mips_costs to derive
4198 the default branch cost.
4199 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
4201 * config/mips/mips.opt (mbranch-cost=): New option.
4202 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
4204 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4206 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
4207 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
4208 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
4209 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
4211 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4213 * config/mips/constraints.md (ks): New constraint.
4214 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
4215 (*add<mode>3_mips16): ...here.
4217 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
4219 * optabs.h (enum optab_index): Add new OTI_signbit.
4220 (signbit_optab): Define corresponding macro.
4221 (enum insn_code signbit_optab[]): Remove array.
4222 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
4223 (expand_copysign_absneg): If back end provides signbit insn, use it
4224 instead of bit operations on floating point argument.
4225 * builtins.c (enum insn_code signbit_optab[]): Remove array.
4226 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
4227 for availability of signbit insn.
4229 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
4230 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
4231 SSE mode is not active.
4232 (isinf<mode>2): Disable for mfpmath=sse,387.
4234 2007-07-22 Ben Elliston <bje@au.ibm.com>
4236 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
4238 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
4240 2007-07-20 Richard Guenther <rguenther@suse.de>
4242 * tree-cfg.c (verify_expr): COND_EXPRs can have any
4243 integral typed condition.
4244 * tree-ssa.c (useless_type_conversion_p): Do not preserve
4245 booleanness. Only preserve conversions from a non-base
4246 type to a base type, not in general between types with
4247 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
4248 * tree.def (COND_EXPR): Document that the condition
4249 can be of any integral type.
4251 2007-07-20 Nigel Stephens <nigel@mips.com>
4252 Richard Sandiford <richard@codesourcery.com>
4254 * config/mips/mips.h (mips_dwarf_regno): Declare.
4255 (DBX_REGISTER_NUMBER): Remove redundant brackets.
4256 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
4257 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
4258 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
4259 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4260 (REG_CLASS_NAMES): Update accordingly.
4261 * config/mips/mips.c (mips_dwarf_regno): New array.
4262 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4263 (mips_subword): Remove special handling for accumulator registers.
4264 (override_options): Initiailize mips_dwarf_regno. Remove use
4266 (mips_swap_registers): New function.
4267 (mips_conditional_register_usage): Swap accumulator registers
4268 around if TARGET_LITTLE_ENDIAN.
4269 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
4270 * config/mips/constraints.md (h, l): Use the endianness to choose
4271 between MD0_REG and MD1_REG.
4272 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
4273 alternative-dependent template.
4275 2007-07-20 Richard Sandiford <richard@codesourcery.com>
4277 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
4280 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4282 * function.c (thread_prologue_and_epilogue_insns): Fix exit
4283 predecessor fallthru flags.
4285 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4287 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
4288 of compare to the same type.
4289 * cfgloopmanip.c (add_loop): Update information about loop exits.
4290 (loop_version): Remove the innermost loop requirement.
4291 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
4292 to sizetype for pointers.
4294 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
4296 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
4297 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
4298 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4300 * config/dfp-bit.c: Empty for TFmode conversions.
4302 2007-07-18 Caroline Tice <ctice@apple.com>
4304 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4305 and handle them correctly; check that src is not NULL before
4307 (find_src_set_src): Likewise.
4309 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4311 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4312 (struct alignment_context, init_alignment_context): New.
4313 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4314 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4315 (XCHAL_HAVE_S32C1I): Likewise.
4316 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4317 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4318 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4319 (ATOMIC, HQI): New macros.
4320 (memory_barrier, *memory_barrier): New.
4321 (sync_lock_releasesi): New.
4322 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4323 (sync_lock_test_and_set<mode>): New.
4324 (sync_<atomic><mode>): New.
4325 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4326 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4327 (xtensa_expand_atomic): New.
4329 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4333 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4334 transformation for builtin ISNORMAL.
4335 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4336 * builtins.def (BUILT_IN_ISNORMAL): New.
4337 * doc/extend.texi: Document isnormal.
4339 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4343 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4344 optabs infrastructure. Provide generic implementation for
4346 (expand_builtin): Handle FINITE/ISFINITE.
4347 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4348 (fold_builtin_1): Likewise.
4350 * builtins.def (BUILT_IN_ISFINITE): New.
4352 * doc/extend.texi: Document isfinite.
4354 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4359 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4360 generic fallback for isinf.
4361 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4362 calculation code ...
4363 * real.c (get_max_float): ... to here.
4364 * real.h (get_max_float): New.
4366 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4370 * builtin-attrs.def (ATTR_TYPEGENERIC,
4371 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4373 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4374 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4375 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4376 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4378 * c-common.c (handle_type_generic_attribute): New.
4379 (c_common_attribute_table): Add "type generic".
4381 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4383 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4385 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4386 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4389 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4392 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4393 checking that the operand is an expression.
4395 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4396 Danny Smith <dannysmith@users.sourceforge.net>
4399 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4400 file mapping object in local namespace if Windows version later
4403 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4405 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4406 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4407 arm_cannot_force_const_mem.
4408 (arm_cannot_force_const_mem): New function.
4409 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4410 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4411 of arm_tls_referenced_p.
4412 * config/arm/arm.md (movsi): Split out-of-section constants when
4413 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4414 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4416 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4418 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4420 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4422 * config/mips/mips.md (*extendqihi2): Convert the destination
4425 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4427 * config/pa/fptr.c: Update license header.
4428 * config/pa/milli64.S: Likewise.
4430 2007-07-17 Nick Clifton <nickc@redhat.com>
4432 * COPYING_v3: New file. Contains version 3 of the GNU General
4434 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4435 Lesser General Public License.
4436 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4437 the GNU General Public License.
4439 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4441 PR rtl-optimization/32773
4442 * cfglayout.c (force_one_exit_fallthru): New function.
4443 (cfg_layout_finalize): Use it.
4445 2007-07-16 Richard Guenther <rguenther@suse.de>
4446 Uros Bizjak <ubizjak@gmail.com>
4448 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4449 before forcing it to gimple operand.
4451 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4452 David Ung <davidu@mips.com>
4454 * config/mips/mips.h (TUNE_24K): Define.
4455 (TUNE_MACC_CHAINS): Add TUNE_24K.
4456 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4458 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4459 (r74k_int_madd): .. this new reservation.
4460 (define_bypass): Fixed bypasses for r74k_int_madd to use
4462 * config/mips/24k.md (define_bypass): Define new
4463 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4465 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4466 Nigel Stephens <nigel@mips.com>
4468 * config/mips/mips.md: Include 20kc.md.
4469 * config/mips/20kc.md: New file.
4470 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4471 (mips_adjust_cost): Tweak for 20Kc.
4472 (mips_issue_rate): Likewise.
4473 * config/mips/mips.h (TUNE_20KC): Define.
4475 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4477 * config/rs6000/rs6000.c (struct processor_cost): Add
4478 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4480 (*_cost): Add cache information.
4481 (rs6000_override_options): Set cache parameters.
4483 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4486 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4487 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4489 2007-07-16 Paul Brook <paul@codesourcery.com>
4492 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4493 (cirrus_thumb2_movsi_insn): Ditto.
4495 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4497 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4500 2007-07-15 Andrew Haley <aph@redhat.com>
4502 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4503 before looking in the context.
4505 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4509 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4510 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4511 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4512 (pa_output_function_prologue): Use rp_saved and
4513 current_function_is_leaf to generate .CALLINFO statement.
4514 (hppa_expand_prologue): Set rp_saved.
4515 (hppa_expand_epilogue): Use rp_saved.
4516 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4517 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4519 2007-07-14 Dirk Mueller <dmueller@suse.de>
4521 * omega.c (coalesce): Fix memory leak on early exit.
4522 * matrix-reorg.c (check_allocation_function): Likewise.
4523 * tree-vect-transform.c (vect_get_new_vect_var): free result
4525 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4526 pass pointer to edge vector
4527 (partition_hot_cold_basic_blocks): Fix memory leak.
4528 * collect2.c (prefix_from_string): Free temporary storage.
4529 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4531 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4533 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4534 (DO_GLOBAL_DTORS_BODY): Likewise.
4536 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4537 Nigel Stephens <nigel@mips.com>
4539 * config/mips/mips.c (mips_classify_symbol): Don't return
4540 SYMBOL_SMALL_DATA for constant pool addresses if
4541 TARGET_EMBEDDED_DATA is true.
4543 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4545 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4546 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4547 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4548 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4549 __builtin_ia32_storehps, __builtin_ia32_storelps,
4550 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4551 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4552 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4553 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4554 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4555 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4556 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4557 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4558 using def_builtin_const.
4560 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4562 PR tree-optimization/32705
4563 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4564 (simplify_binary_expression): Use SSA_VAL consistently.
4566 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4568 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4569 (SPEFSCR_REGNO): Delete definition.
4570 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4571 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4572 * config/rs6000/rs6000.h: Do not define *_REGNO.
4573 LINK_REGISTER_REGNUM -> LR_REGNO.
4574 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4575 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4576 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4577 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4578 R_VRSAVE, R_VSCR. Use them.
4579 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4580 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4581 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4582 * config/rs6000/aix.h: Define R_LR. Use it.
4584 2007-07-13 Caroline Tice <ctice@apple.com>
4586 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4587 flag_var_tracking is explicitly turned off (i.e. when variable
4588 tracking is not feasible); otherwise, turn flag_var_tracking on when
4589 flag_var_tracking_uninit is on.
4590 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4591 note definitions, to allow recording of initialization status in the
4593 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4594 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4595 determine if two note locations are equal.
4596 (output_loc_list): Don't output list entries whose start & end labels
4598 (reg_loc_descriptor): Add parameter for initialization status; pass it
4599 to other loc descriptor functions.
4600 (one_reg_loc_descriptor): Add parameter for initialization status;
4601 check its value and add DW_OP_GNU_uninit to returned loc descr if
4603 (multiple_reg_loc_descriptor): Add parameter for initialization
4605 pass init status argument to other loc descriptor functions; check
4606 value of intialization parameter and add DW_OP_GNU_uninit to returned
4607 loc descr if appropriate.
4608 (based_loc_descr): Add parameter for initialization status; add new
4609 variable for return value; check value of initialization parameter and
4610 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4611 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4612 pass init status argument to other loc descriptor functions; check
4613 value of intialization parameter and add DW_OP_GNU_uninit to returned
4614 loc descr if appropriate.
4615 (mem_loc_descriptor): Likewise.
4616 (concat_loc_descriptor): Likewise.
4617 (concatn_loc_descriptor): Likewise.
4618 (loc_descriptor): Add parameter for initialization status; pass it as
4619 argument to other loc descriptor function calls.
4620 (loc_descriptor_from_tree_1): Add appropriate initialization status
4621 to loc descriptor function calls.
4622 (add_location_or_const_value_attribute): Get initialization status
4623 from VAR_LOCATION note; add initialization status to loc descriptor
4625 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4626 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4627 status is uninitialized, add "[uninint]" to output.
4628 * common.opt (fvar-tracking-uninit): New option, similar to
4629 fvar-tracking, to turn on tracking of uninitialized variables; creates
4630 a new global flag, flag_var_tracking_uninit.
4631 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4632 (enum var_init_status): New type, for var initialization status field.
4633 * var-tracking.c (struct location_chain_def): Two new fields, init,
4634 for initialization status, and set_src for the assignment value expr.
4635 (unshare_variable): New parameter for initialization status;
4636 initialize new init and set_src fields.
4637 (var_reg_set): New parameters for initialization status and value;
4638 pass them to set_variable_part.
4639 (var_mem_set): Likewise.
4640 (get_init_value): New function.
4641 (var_reg_delete_and_set): New initialization status & value
4642 parameters; add call to get_init_value if status is unknown; pass new
4643 parameters to clobber_variable_part and var_reg_set.
4644 (var_mem_delete_and_set): Likewise.
4645 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4646 (var_mem_delete): Likewise.
4647 (variable_union): Pass status to unshare_variable; initialize new init
4648 and set_src fields. If flag_var_tracking_uninit is not set, force
4649 status to initialized.
4650 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4651 used later to get the set_src value.
4652 (find_src_status): New function.
4653 (find_src_set_src): New function.
4654 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4655 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4656 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4657 and var_mem_delete_and_set.
4658 (dump_variable): Print out "[uninit]" if appropriate.
4659 (set_variable_part): Add new initialization and set_src parameters;
4660 pass status to unshare_variable; set node->init and node- >set_src
4661 fields and modify slot in hash table appropriately; save the init and
4662 set_src values if appropriate and assign to the new node.
4663 (clobber_variable_part): New set_src parameter; if two nodes have
4664 same variable and same location but different set_src (assignment)
4665 values, clobber old node.
4666 (delete_variable_part): Pass init status to unshare_variable.
4667 (emit_note_insn_var_location): Add initialized var; assign var's init
4668 status to new 'initialized'; pass new init status field to calls to
4669 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4670 status to initialized.
4671 (emit_notes_in_bb): Pass initialization status to calls to
4672 var_reg_set, var_mem_set, var_reg_delete_and_set and
4673 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4674 var_reg_delete_and_set and var_mem_delete_and_set; call
4675 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4676 make up for change in add_stores.
4677 (vt_add_function_parameters): Add status to calls to
4679 * config/darwin.c (darwin_override_options): Turn on uninitialized
4680 tracking automatically, if var_tracking is on and the system is
4683 2007-07-13 Sa Liu <saliu@de.ibm.com>
4685 * config.gcc: Add options for arch and tune on SPU.
4686 * config/spu/predicates.md: Add constant operands 0 and 1.
4687 * config/spu/spu-builtins.def: Add builtins for double precision
4688 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4689 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4691 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4693 * config/spu/spu-protos.h: Add new function prototypes.
4694 * config/spu/spu.c (spu_override_options): Check options -march and
4696 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4697 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4699 (spu_const_from_int): New. Create a vector constant from 4 ints.
4700 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4701 (spu_emit_vector_compare): New. Emit vector compare.
4702 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4703 * config/spu/spu.h: Add options -march and -mtune. Define processor
4704 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4705 CANONICALIZE_COMPARISON.
4706 * config/spu/spu.md: Add new insns for double precision compare
4707 and double precision vector compare. Add vcond and smax/smin patterns
4708 to enable DFmode vector conditional expression.
4709 * config/spu/spu.opt: Add options -march and -mtune.
4710 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4711 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4712 both CELL and CELLEDP targets: spu_testsv.
4713 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4716 2007-07-13 Richard Guenther <rguenther@suse.de>
4718 PR tree-optimization/32721
4719 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4720 TREE_THIS_VOLATILE on the folded reference.
4721 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4722 if the array reference has TREE_THIS_VOLATILE set.
4724 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4727 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4729 2007-07-13 Andreas Schwab <schwab@suse.de>
4731 * gengtype-lex.l: Allow declarations to be indented.
4733 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4735 * ginclude/tgmath.h: New.
4736 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4737 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4738 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4739 * configure: Regenerate.
4741 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4743 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4744 correct index when setting register save state for xd
4747 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4749 * config/sh/sh.c (mark_use): Remove.
4751 2007-07-12 Paul Brook <paul@codesourcery.com>
4753 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4754 reg does not overlap return value.
4756 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4758 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4759 (set_expression_vuses): Ditto.
4760 (init_pre): Initialize expression_vuses.
4762 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4764 * config/i386/sse.md (storentdf, storentsf): New.
4766 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4768 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4770 * tree.c (build_decl_stat): Move code from here...
4771 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4772 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4773 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4774 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4775 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4778 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4779 Devang Patel <dpatel@apple.com>
4781 PR tree-optimization/25413
4782 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4783 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4784 * tree.h (contains_packed_reference): New.
4785 * expr.c (contains_packed_reference): New.
4786 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4787 (vect_enhance_data_refs_alignment): Call
4788 vector_alignment_reachable_p.
4789 * target.h (vector_alignment_reachable): New builtin.
4790 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4791 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4792 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4794 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4796 * target.h (builtin_vectorization_cost): Add new target builtin.
4797 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4798 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4799 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4800 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4801 uninitialized variables.
4802 * tree-vect-transform.c (cost_for_stmt): New function.
4803 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4804 using cost 1 for all scalar stmts. Be less conservative when
4805 estimating the number of prologue/epulogue iterations. Call
4806 targetm.vectorize.builtin_vectorization_cost. Return
4807 min_profitable_iters-1.
4808 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4809 initialization cost instead of TARG_VEC_STMT_COST. Use
4810 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4811 epilogue code. Fix epilogue cost computation.
4812 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4813 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4814 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4815 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4816 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4817 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4819 2007-07-12 Richard Guenther <rguenther@suse.de>
4821 * gimplify.c (gimplify_conversion): Make sure that the result
4822 from maybe_fold_offset_to_reference is trivially convertible
4823 to the desired type before doing the simplification.
4824 (gimplify_expr): Likewise.
4825 * fold-const.c (fold_binary): Use the correct types for
4826 building the simplified expression.
4828 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4830 PR rtl-optimization/32729
4831 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4832 that fallthru to exit.
4834 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4836 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4837 (symDTPOFF2reg): Likewise.
4839 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4841 PR tree-optimization/32663
4843 * tree.h (VALUE_HANDLE_VUSES): Remove.
4844 (struct tree_value_handle): Remove vuses.
4846 * tree-vn.c (create_value_handle_for_expr): Don't set
4849 * tree-ssa-pre.c (expression_vuses): New.
4850 (alloc_expression_id): Set up expression_vuses.
4851 (get_expression_vuses): New.
4852 (set_expression_vuses): Ditto.
4853 (clear_expression_ids): Modify for expression_vuses.
4854 (phi_translate_1): Ditto.
4855 (phi_translate_set): Ditto.
4856 (value_dies_in_block_x): Ditto
4857 (valid_in_sets): Ditto.
4858 (add_to_sets): Ditto.
4859 (find_existing_value_expr): Ditto.
4860 (create_value_handle_for_expr): Ditto.
4861 (make_values_for_stmt): Ditto.
4862 (vuse_equiv): Remove.
4864 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4866 * Makefile.in (mostlyclean): Remove object files.
4868 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4870 * toplev.c (no_new_pseudos): Deleted.
4871 * rtl.h (no_new_pseudos): Deleted.
4872 * tree-pass.h (pass_no_new_pseudos): Deleted.
4873 * passes.c (pass_no_new_pseudos): Deleted.
4874 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4875 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4876 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4878 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4879 * rtlhooks.c (gen_lowpart_general): Ditto.
4880 * optabs.c (prepare_operand): Ditto.
4881 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4883 * modulo-sched.c (rest_of_handle_sms): Ditto.
4884 * see.c (rest_of_handle_see): Ditto.
4885 * ifcvt.c (if_convert): Ditto.
4886 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4888 * init-regs.c (gate_initialize_regs): Deleted set of
4890 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4891 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4892 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4894 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4897 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4898 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4899 (*vec_extractv2di_1_rex64): New insn pattern.
4901 2007-07-11 David Daney <ddaney@avtrex.com>
4903 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4904 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4905 for SIGNAL_UNWIND_RETURN_COLUMN.
4906 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4907 (DWARF_FRAME_REGNUM): Rewrite.
4908 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4910 2007-07-11 Nick Clifton <nickc@redhat.com>
4912 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4913 delta and use gen_int_mode in place of GET_INT instead.
4915 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4917 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4920 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4922 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4923 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4925 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4926 (USE_CANONICAL_TYPES): New.
4927 * doc/invoke.texi (verify-canonical-types): Remove.
4928 (use-canonical-types): Add.
4930 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4932 * config/spu/spu.c (spu_optimization_options): Remove setting of
4933 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4934 (spu_override_options): Move it here.
4936 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4938 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4939 * config/mips/mips.c (mips_cpu_info_table): Mention
4940 MIPS_ISA_LEVEL_SPEC in the comment.
4942 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4944 PR tree-optimization/32713
4945 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4947 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4950 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4951 conditional to flag_isoc99.
4952 (c_common_init_options): Do it here, unconditionally.
4954 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4956 PR tree-optimization/32589
4957 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4958 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4959 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4960 predicate, extracted from...
4961 (set_rhs): ...here. Call it for the expression on entry.
4962 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4963 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4964 (simplify_binary_expression): Use valid_gimple_expression_p
4965 to validate the simplification.
4966 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4968 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4970 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4971 DWARF2_DEBUG on 32 bit target too.
4972 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4974 2007-07-11 Nick Clifton <nickc@redhat.com>
4976 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4977 version for 64-bit hosts.
4979 2007-07-10 David Daney <ddaney@avtrex.com>
4981 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4983 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4985 * config/mips/mips.c (mips_expand_synci_loop): New function.
4986 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4987 (UNSPEC_RDHWR): Same.
4988 (UNSPEC_SYNCI): Same.
4989 (UNSPEC_SYNC): Same.
4990 (clear_cache): New expand.
4994 (clear_hazard): Same.
4995 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4997 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4998 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
5000 2007-07-10 Ian Lance Taylor <iant@google.com>
5002 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
5005 2007-07-10 David Daney <ddaney@avtrex.com>
5007 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
5008 * builtins.c (expand_builtin___clear_cache): New function.
5009 (expand_builtin): Call expand_builtin___clear_cache for
5010 BUILT_IN_CLEAR_CACHE case.
5011 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
5012 * doc/md.texi (clear_cache): Document new instruction pattern.
5013 * testsuite/gcc.dg/builtins-64.c: New test.
5015 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5017 * config/cris/cris.md ("movsi"): Fix typo in last change.
5019 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5022 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5024 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5025 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5026 for FUNCTION_DECLs. Don't use align_functions_log if
5028 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5029 even for FUNCTION_DECLs.
5030 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5032 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5033 (DECL_FUNCTION_CODE): Update for new location and name of
5035 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5036 (struct tree_decl_common): Move 'align' and 'off_align' out
5037 of union, ensure they're still on a 32-bit boundary. Remove
5038 other fields in union 'u1'.
5039 (struct tree_function_decl): Add field 'function_code' replacing
5040 'u1.f' in tree_decl_common.
5041 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5042 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5043 (Variable Attributes): Cross-reference 'aligned' attribute
5044 to Function Attributes.
5045 * flags.h (force_align_functions_log): Delete.
5046 * toplev.c (force_align_functions_log): Delete.
5048 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
5051 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
5052 (*vec_concatv2di_rex): New insn pattern.
5054 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5057 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
5059 2007-07-10 Ian Lance Taylor <iant@google.com>
5061 Replace no_new_pseudos in backends.
5062 * rtl.h (can_create_pseudo_p): Define.
5063 * config/darwin.c (machopic_indirect_data_reference): Use
5064 can_create_pseudo_p () instead of no_new_pseudos.
5065 (machopic_indirect_data_reference): Likewise.
5066 (machopic_legitimize_pic_address): Likewise.
5067 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
5068 (alpha_emit_set_const_1): Likewise.
5069 (alpha_emit_set_const): Likewise.
5070 (alpha_emit_conditional_move): Likewise.
5071 (alpha_split_conditional_move): Likewise.
5072 * config/alpha/alpha.md (various splitters): Likewise.
5074 * config/arm/arm.c (legitimize_pic_address): Likewise.
5075 (arm_load_pic_register): Likewise.
5076 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
5077 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
5078 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
5079 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
5080 * config/cris/cris.md (movsi): Likewise.
5081 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
5082 (symGOTOFF2reg_hilo): Likewise.
5083 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
5084 * config/h8300/h8300.md (insv, extzv): Likewise.
5085 * config/i386/i386.c (ix86_expand_move): Likewise.
5086 (ix86_expand_vector_move): Likewise.
5087 (ix86_prepare_fp_compare_args): Likewise.
5088 (ix86_expand_carry_flag_compare): Likewise.
5089 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
5090 (tls_dynamic_gnu2_combine_32): Likewise.
5091 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
5092 * config/ia64/ia64.c (ia64_expand_move): Likewise.
5093 (ia64_expand_movxf_movrf): Likewise.
5094 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
5095 (m32c_split_move): Likewise.
5096 (m32c_expand_insv): Likewise.
5097 * config/m68k/m68k.md (movsi): Likewise.
5098 * config/mips/mips.c (mips_force_temporary): Likewise.
5099 (mips_split_symbol): Likewise.
5100 (mips_move_integer): Likewise.
5101 (mips_legitimize_const_move): Likewise.
5102 * config/mn10300/mn10300.md (movsi): Likewise.
5103 * config/pa/pa.c (emit_move_sequence): Likewise.
5104 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5105 (rs6000_got_register): Likewise.
5106 (create_TOC_reference): Likewise.
5107 (rs6000_machopic_legitimize_pic_address): Likewise.
5108 * config/rs6000/rs6000.md (add<mode>3): Likewise.
5109 (various splitters): Likewise.
5110 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
5111 (movsi_got): Likewise.
5112 * config/s390/s390.c (emit_symbolic_move): Likewise.
5113 * config/s390/s390.md (movhi, movqi): Likewise.
5114 (load_multiple, store_multiple): Likewise.
5115 * config/score/score.c (score_force_temporary): Likewise.
5116 * config/sh/sh.c (prepare_move_operands): Likewise.
5117 (prepare_cbranch_operands): Likewise.
5118 (emit_fpu_switch): Likewise.
5119 (fpscr_set_from_mem): Likewise.
5120 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
5121 (adddi3, subsi3): Likewise.
5122 (various splitters): Likewise.
5123 (divsi_inv_fp_combine): Likewise.
5124 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
5125 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
5127 * config/sh/predicates.md (xor_operand): Likewise.
5128 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
5129 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
5130 (movdi_pic_label_ref): Likewise.
5131 * config/spu/spu.c (spu_split_immediate): Likewise.
5132 * config/alpha/alpha.md (various splitters): Remove test
5133 !no_new_pseudos || reload_completed.
5134 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
5136 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5137 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5138 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5139 * config/score/score.c (th_output_mi_thunk): Likewise.
5140 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5141 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5143 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
5145 PR rtl-optimization/32664
5146 * mode-switching.c (create_pre_exit): Skip barrier insns.
5148 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5150 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
5151 force_gimple_operand_bsi.
5152 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
5153 rewrite_use_compare): Ditto.
5154 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
5156 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
5157 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
5158 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
5159 * tree-profile.c (prepare_instrumented_value,
5160 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5161 tree_gen_one_value_profiler, tree_gen_ic_profiler,
5162 tree_gen_ic_func_profiler, tree_gen_average_profiler,
5163 tree_gen_ior_profiler): Ditto.
5164 * tree-ssa-reassoc.c (negate_value): Ditto.
5165 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
5166 Use force_gimple_operand_bsi.
5167 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5168 * tree-if-conv.c (add_to_dst_predicate_list,
5169 find_phi_replacement_condition): Ditto.
5170 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
5171 Call mark_symbols_for_renaming for new statements.
5172 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
5174 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5176 * cfghooks.c (remove_edge): New function.
5177 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
5179 * cfghooks.h (remove_edge): Declare.
5180 * cfg.c (remove_edge): Renamed to remove_edge_raw.
5181 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
5183 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
5185 * optabs.h: Added declaration for signbit_optab.
5186 * optabs.c: (init_optabs): Added initialization for signbit_optab.
5187 * genoptinit.c (optabs): Added entry for signbit insns.
5188 * builtins.c (expand_builtin_signbit): Added code to use a signbit
5190 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
5191 * config/s390/s390.md (signbit<mode>2): New expander.
5193 2007-07-09 Richard Guenther <rguenther@suse.de>
5196 * fold-const.c (fold_plusminus_mult_expr): Move constant
5197 arguments second to allow decomposing.
5199 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
5202 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5204 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5205 Disregard DECL_FROM_INLINE.
5207 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5210 * doc/invoke.texi: Add ftree-reassoc flag.
5211 * common.opt (ftree-reassoc): New flag.
5212 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
5213 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
5215 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5217 PR tree-optimization/32681
5218 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
5219 saved in second_edge->aux when first_bb is a loop header.
5221 2007-07-09 Jan HUbicka <jh@suse.cz>
5223 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
5225 2007-07-09 Richard Guenther <rguenther@suse.de>
5227 * c-decl.c (start_function): Do not promote return type.
5229 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
5231 * function.c (do_warn_unused_parameter): Do not warn if
5232 TREE_NO_WARNING is set.
5234 2007-07-08 Andreas Schwab <schwab@suse.de>
5236 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
5238 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
5241 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5243 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5244 apply to assembly language, too.
5245 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5247 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
5249 Revert (note the sccvn portions are *not* reverted)
5250 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5252 Fix PR tree-optimization/23488
5254 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5256 * tree-flow-inline.h (get_value_handle): Ditto.
5257 * tree-ssa-pre.c (decl_vh_map): New.
5258 (decl_node_pool): New.
5259 (can_value_number_operation): Support DECL_P.
5260 (can_PRE_operation): Ditto.
5261 (create_expression_by_pieces): Ditto.
5262 (find_existing_value_expr): Modify to differnetiate between
5263 addressing and top level.
5264 (create_value_handle_for_expr): Handle DECL's.
5265 (poolify_tree): Ditto.
5266 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5267 (make_values_for_stmt): Handle DECL's properly.
5268 (init_pre): Reorg to not init useless things during FRE.
5270 * tree-flow.h: Include pointer-set.h.
5271 (decl_vh_map): Declare.
5272 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5274 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
5276 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
5277 the constraint description.
5278 * doc/md.texi: Update documentation of AVR constraints.
5280 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
5282 * auto-inc-dec.c, config/arm/arm.c,
5283 config/m32r/constraints.md, config/mips/mips.md,
5284 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
5285 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
5286 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
5287 typos. Follow spelling conventions.
5288 * doc/invoke.texi, doc/rtl.texi: Fix typos.
5290 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5291 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5293 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
5294 realloc_vuse): Remove.
5295 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
5298 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5300 Fix PR tree-optimization/23488
5302 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
5303 (try_to_simplify): Ditto.
5305 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5307 * tree-flow-inline.h (get_value_handle): Ditto.
5308 * tree-ssa-pre.c (decl_vh_map): New.
5309 (decl_node_pool): New.
5310 (can_value_number_operation): Support DECL_P.
5311 (can_PRE_operation): Ditto.
5312 (create_expression_by_pieces): Ditto.
5313 (find_existing_value_expr): Modify to differnetiate between
5314 addressing and top level.
5315 (create_value_handle_for_expr): Handle DECL's.
5316 (poolify_tree): Ditto.
5317 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5318 (make_values_for_stmt): Handle DECL's properly.
5319 (init_pre): Reorg to not init useless things during FRE.
5321 * tree-flow.h: Include pointer-set.h.
5322 (decl_vh_map): Declare.
5323 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5325 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5327 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5328 apply to assembly language, too.
5329 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5331 2007-07-06 Ian Lance Taylor <iant@google.com>
5332 Zack Weinberg <zackw@panix.com>
5335 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5337 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5339 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5340 (prefetch): Likewise if "pref" would be used.
5342 2007-07-06 Josh Conner <jconner@apple.com>
5346 * calls.c (store_one_arg): Handle arguments which are partially
5347 on the stack when detecting argument overlap.
5349 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5351 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5352 chosen during find_reloads.
5354 2007-07-06 Richard Guenther <rguenther@suse.de>
5356 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5357 TYPE_ARG_TYPES for verification of argument types. Use
5358 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5359 parameters as variable arguments.
5361 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5363 * libgcc2.h (word_type): Type definition removed.
5364 (cmp_return_type, shift_count_type): Type definitions added.
5365 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5366 replaced with shift_count_type.
5367 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5369 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5370 changed from word_type to Wtype.
5371 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5372 replaced with shift_count_type.
5373 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5375 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5376 and libgcc_shift_count attribute added.
5377 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5378 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5379 (TARGET_INITIALIZER): New target hooks added.
5380 * targhooks.c (default_libgcc_cmp_return_mode,
5381 default_libgcc_shift_count_mode): Default implementations for the new
5383 * targhooks.h (default_libgcc_cmp_return_mode,
5384 default_libgcc_shift_count_mode): Function prototypes added.
5385 * target.h (struct gcc_target): Fields for the new target hooks added.
5386 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5388 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5391 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5392 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5394 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5395 s390_libgcc_shift_count_mode): Functions added.
5396 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5397 Target hooks defined.
5399 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5401 * config/mips/mips.c (compute_frame_size): Restore the original
5402 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5403 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5404 Document why the difference is needed.
5406 2007-07-06 Richard Guenther <rguenther@suse.de>
5408 * c-common.c (boolean_increment): Use correctly typed
5411 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5413 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5414 the topmost argument register is not also included in the save mask.
5415 (mips16e_collect_argument_save_p): Take a pointer to the argument
5416 register, rather than a pointer to the number of arguments.
5417 (mips16e_collect_argument_saves): Only include argument saves
5418 that aren't in the register mask.
5420 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5422 PR rtl-optimization/32450
5423 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5424 to ensure that instructions are not moved into the prologue when
5425 profiling is on. Remove unused prologue_end variable.
5426 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5427 as a scheduling barrier.
5429 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5432 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5433 Disregard DECL_FROM_INLINE.
5435 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5437 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5438 IORing with a constant.
5440 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5442 PR rtl-optimization/32475
5443 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5444 for every definition of the stack pointer.
5446 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5448 * arm.c (vfp3_const_double_index): Copy signed results of
5449 REAL_VALUE_TO_INT into unsigned vars.
5451 2007-07-05 Richard Guenther <rguenther@suse.de>
5454 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5456 * tree-ssa.c (useless_type_conversion_p): Check canonical
5459 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5461 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5462 zero_extendhisi2): Change to define_insn_and_split.
5463 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5465 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5467 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5468 pass_match_asm_constraints): New.
5469 * passes.c (init_optimization_passes): Add new pass.
5470 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5471 * function.h (struct function): Add has_asm_statement bit.
5472 (current_function_has_asm_statement): New.
5473 * tree-pass.h (pass_match_asm_constraints): New.
5475 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5477 * config/mips/mips.c (mips_file_start): Avoid declaration
5480 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5482 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5484 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5486 * rtl.def (NOTE): Change print format string to print
5487 operand 5 as a note insn name.
5489 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5490 David Ung <davidu@mips.com>
5492 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5493 * doc/invoke.texi: (MIPS Options): Document them.
5495 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5496 David Ung <davidu@mips.com>
5498 Add support for SmartMIPS ASE.
5500 * optabs.c (expand_binop_directly): New, broken out from...
5501 (expand_binop): Here. Make it try rotating in the other
5502 direction even when the second operand isn't constant.
5503 * config/mips/mips.md (*lwxs): New.
5504 * config/mips/mips.opt (msmartmips): New.
5505 * config/mips/mips.c (mips_lwxs_address_p): New.
5506 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5507 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5508 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5509 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5510 (ISA_HAS_LWXS): New.
5511 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5512 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5513 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5514 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5515 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5516 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5517 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5519 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5521 * tree-vectorizer.c (new_loop_vec_info): Initialize
5522 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5523 * tree-vectorizer.h (_loop_vec_info): Added new filed
5524 min_profitable_iters.
5525 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5526 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5527 * tree-vect-analyze.c (vect_analyze_operations): Set
5528 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5529 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5530 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5531 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5532 and prologue cost to after they are computed.
5533 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5535 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5536 of creating vectors from scalars according to dt.
5537 (vect_model_store_cost): Likewise.
5538 (vectorizable_call): Use dt array instead of scalar dt. Call
5539 vect_model_simple_cost with additional argument dt.
5540 (vectorizable_assignment): Likewise.
5541 (vectorizable_operation): Likewise.
5542 (vectorizable_type_demotion): Likewise.
5543 (vectorizable_type_promotion): Likewise.
5544 (vectorizable_store): Use dt array instead of scalar dt. Call
5545 vect_model_store_cost with additional argument dt.
5546 (vect_do_peeling_for_loop_bound): Don't call
5547 vect_estimate_min_profitable_iters. Instead, lookup
5548 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5549 "may not be profitable".
5551 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5554 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5555 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5556 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5557 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5559 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5561 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5562 addressing modes cheaper.
5564 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5566 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5567 (dw_ranges_struct): Rename block_num to num. Adjust.
5568 (dw_ranges_by_label_struct): New.
5569 (ranges_by_label, ranges_by_label_allocated,
5570 ranges_by_label_in_use): New variables.
5571 (add_ranges_num): Factored most of the code out of...
5572 (add_ranges): ... this one. Rewrite in terms of the former.
5573 (add_ranges_by_labels): New.
5574 (output_ranges): Output by-label ranges.
5575 (dwarf2out_finish): Output range for multiple-section
5576 compile_unit. Output standard DW_AT_low_pc in addition to
5577 unexpected DW_AT_entry_pc.
5579 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5581 PR tree-optimization/32604
5582 PR tree-optimization/32606
5584 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5585 (compute_antic_safe): Removed.
5586 (ANTIC_SAFE_LOADS): Ditto.
5587 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5588 (execute_pre): Don't call compute_antic_safe.
5589 (vuse_equiv): New function.
5590 (make_values_for_stmt): Use it
5591 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5594 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5597 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5599 (avr_attribute_table): Make "naked" attribute apply to function types
5600 rather than to decls.
5601 (avr_handle_fntype_attribute): New function.
5603 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5605 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5608 2007-07-04 David Ung <davidu@mips.com>
5609 Joseph Myers <joseph@codesourcery.com>
5611 * config/mips/mips.md (type): Add logical, signext and move.
5612 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5613 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5614 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5615 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5616 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5617 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5618 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5619 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5620 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5621 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5622 movv2sf_hardfloat_64bit): Use the new types.
5623 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5624 *movdf_softfloat, *movdf_mips16): Use "multi".
5625 (extendqihi2): Replace with a define_expand.
5626 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5627 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5628 * config/mips/74k.md (r74k_int_logical): New reservation and
5630 (r74k_int_arith): Remove "slt".
5631 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5632 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5633 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5634 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5635 reservations for "arith".
5637 2007-07-04 Richard Guenther <rguenther@suse.de>
5639 * tree-ssa.c (useless_type_conversion_p): Add handling for
5640 scalar float and vector types. Only call the types_compatible_p
5641 langhook for aggregate types as last resort. Follow the
5644 2007-07-04 Richard Guenther <rguenther@suse.de>
5646 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5647 the same as NOP_EXPR.
5649 2007-07-04 Nick Clifton <nickc@redhat.com>
5651 * target.h (struct gcc_target): Add target_help field.
5652 * target-def.h (TARGET_HELP): New.
5653 (TARGET_INITIALIZER): Use TARGET_HELP.
5654 * opts.c (command_handle_option): Invoke target_help function, if
5655 defined, when the user has specified --target-help on the command
5657 * doc/invoke.texi: Mention that --target-help might print
5658 additional information.
5659 * doc/tm.texi: Document TARGET_HELP hook.
5661 * arm.c (TARGET_HELP): Override default definition.
5662 (arm_target_help): New - display a wrapped list of cores and
5663 architectures supported.
5665 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5667 * config/v850/v850.c (expand_prologue): Make sure
5668 GEN_INT() argument is sign extended rather than zero extended.
5669 (expand_epilogue): Likewise.
5670 (output_move_double): Delete.
5671 * config/v850/v850-protos.h (output_move_double): Delete.
5672 * config/v850/v850.md (movdi): Delete.
5673 (*movdi_internal): Delete.
5675 (*movdf_internal): Delete.
5677 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5679 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5680 unless compiling RTP PIC.
5682 2007-07-04 Richard Guenther <rguenther@suse.de>
5684 PR tree-optimization/32482
5685 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5686 original ssa name if we didn't find a shift expression.
5687 Fix shift constant for bit zero test.
5689 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5691 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5693 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5695 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5696 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5697 * config/arm/vxworks.h (ASM_SPEC): Delete.
5698 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5700 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5702 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5703 (DDR_REVERSED_P): New.
5704 * tree-data-ref.c (initialize_data_dependence_relation,
5705 build_classic_dist_vector): Set DDR_REVERSED_P.
5707 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5710 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5711 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5712 init_omega_for_ddr_1): Use non conservative number of iterations
5714 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5715 (analyze_siv_subscript): Remove FIXME and reinitialization of
5716 last_conflicts to chrec_dont_know.
5717 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5719 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5721 * tree.c (maybe_canonicalize_argtypes): Improve description.
5723 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5725 * tree.c (maybe_canonicalize_argtypes): New.
5726 (build_function_type): Set canonical type.
5727 (build_method_type_directly): Ditto.
5728 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5731 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5733 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5735 (rewrite_use_nonlinear_expr): Likewise.
5737 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5739 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5741 2007-07-04 Ben Elliston <bje@au.ibm.com>
5743 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5746 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5748 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5749 (Exception Handling): Likewise.
5751 2007-07-03 Jan Hubicka <jh@suse.cz>
5753 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5755 2007-07-03 Eric Christopher <echristo@apple.com>
5757 * doc/cppopts.texi: Add conflicting option note to -dM.
5758 * doc/invoke.texi: Add note about possible conflicts with
5759 -E for -dCHARS and note that -dM will not produce
5760 any results if there is no machine dependent reorg.
5762 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5764 * tree.h (DECL_ALIGN): Back out previous change.
5766 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5768 * configure.ac: Test for .dtprelword support on MIPS.
5769 * configure, config.in: Regenerate.
5770 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5771 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5773 2007-07-03 Julian Brown <julian@codesourcery.com>
5775 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5776 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5777 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5778 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5780 (all_fpus): Add FPUTYPE_VFP3.
5781 (fp_model_for_fpu): Add VFPv3 field.
5782 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5783 (vfp3_const_double_index): New function. Return integer index of
5784 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5786 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5787 and argument represents a valid RTX for a VFPv3 constant.
5788 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5790 (vfp_emit_fstmd): Similar, for fstmd.
5791 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5792 constants, represented as integer indices.
5793 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5794 VFP_REGNO_OK_FOR_DOUBLE macros.
5795 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5796 (arm_file_start): Set float-abi attribute for VFPv3, and output
5797 correct ".fpu" assembler directive.
5798 (arm_dbx_register_numbering): Add FIXME.
5799 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5800 (fputype): Add FPUTYPE_VFP3.
5801 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5802 (CALL_USED_REGISTERS): Likewise.
5803 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5804 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5805 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5806 (D7_VFP_REGNUM): New.
5807 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5808 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5809 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5810 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5811 (REG_ALLOC_ORDER): Adjust for VFPv3.
5812 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5813 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5814 VFP_LO_REGS, VFP_HI_REGS.
5815 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5816 (IS_VFP_CLASS): Define macro.
5817 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5819 (REGISTER_MOVE_COST): Likewise.
5820 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5821 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5822 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5823 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5824 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5825 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5826 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5827 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5828 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5829 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5830 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5831 where appropriate for single-word registers.
5832 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5833 As above. Fix type attributes.
5834 * config/arm/constraints.md (register_contraint "t"): Define.
5835 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5837 (register_constraint "x"): Define.
5838 (constraint "Dv"): Define.
5840 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5842 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5844 2007-07-03 Tom Tromey <tromey@redhat.com>
5846 * c-parser.c (objc_pq_context): Removed.
5847 (objc_need_raw_identifier): Likewise.
5848 (c_parser) <objc_pq_context>: New field.
5849 <objc_need_raw_identifier>: Likewise.
5850 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5851 (c_lex_one_token): Update.
5852 (c_parser_objc_protocol_definition): Update.
5853 (c_parser_objc_method_definition): Update.
5854 (c_parser_objc_methodproto): Update.
5855 (c_parser_declspecs): Update.
5857 2007-07-03 David Ung <davidu@mips.com>
5859 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5861 2007-07-03 David Ung <davidu@mips.com>
5862 Richard Sandiford <richard@codesourcery.com>
5864 * doc/invoke.texi: Document -march=74kf3_2.
5865 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5866 (TUNE_74K): Check for it.
5867 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5868 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5869 * config/mips/mips.md (cpu): Add 74kf3_2.
5870 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5871 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5872 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5873 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5874 74kf3_2 to the CPU list.
5875 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5876 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5877 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5878 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5879 (r74kf3_2_fxfer_from_c1): New insn reservations.
5881 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5882 David Ung <davidu@mips.com>
5884 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5885 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5886 and 74k[fx]. Document aliases for the new options.
5887 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5888 (PROCESSOR_24KF2_1): ...this.
5889 (PROCESSOR_24KX): Rename to...
5890 (PROCESSOR_24KF1_1): ...this.
5891 (PROCESSOR_74KF): Rename to...
5892 (PROCESSOR_74KF2_1): ...this.
5893 (PROCESSOR_74KX): Rename to...
5894 (PROCESSOR_74KF1_1): ...this.
5895 (TUNE_74K): Update PROCESSOR_* names.
5896 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5897 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5898 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5899 (mips_rtx_cost_data): Update processor names in comments.
5900 (mips_issue_rate): Update PROCESSOR_* names.
5901 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5902 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5903 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5904 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5905 Update cpu attribute names.
5906 (r24k_fpu_iss): Rename this reservation to...
5907 (r24kf2_1_fpu_iss): ...this and update all uses.
5908 (r24kx_fpu_iss): Rename this reservation to...
5909 (r24kf1_1_fpu_iss): ...this and update all uses.
5910 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5911 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5912 Update cpu attribute names.
5914 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5916 * config/m32r/constraints.md: New file.
5917 * config/m32r/m32r.c: Include tm-constrs.h.
5918 (small_data_operand): Use satisfies_constraint_* instead of macro.
5919 (addr24_operand, gen_compare): Likewise.
5920 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5921 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5922 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5923 EXTRA_CONSTRAINT): Likewise.
5924 * config/m32r/m32r.md: Include constraints.md.
5925 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5926 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5927 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5928 (two_insn_const_operand, int8_operand, uint16_operand,
5929 reg_or_int16_operand, reg_or_uint16_operand,
5930 reg_or_cmp_int16_operand, cmp_int16_operand,
5931 seth_add3_operand): Likewise.
5933 2007-07-03 Eric Christopher <echristo@gmail.com>
5935 * libgcc2.h: Conditionally declare __bswapsi2 and
5938 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5940 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5943 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5946 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5947 (__gthrw_pragma): Provide default definition.
5949 * gthr-posix.c (__gthrw_pragma): Define.
5951 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5953 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5954 before declaring inequality.
5956 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5958 * combine.c (recog_for_combine): Log the success or failure of
5959 matching new insn patterns against the machine description in
5962 2007-07-03 Revital Eres <eres@il.ibm.com>
5964 * ddg.c (print_sccs): New function.
5965 (check_sccs): New function.
5966 (create_ddg_all_sccs): Use it.
5967 * ddg.h (print_sccs): Declare.
5968 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5970 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5972 * targhooks.h (default_mode_for_suffix): New function declaration.
5973 * targhooks.c (default_mode_for_suffix): New default target hook.
5974 * target.h (struct c): New structure in the targetm struct.
5975 (mode_for_suffix): New target hook as part of struct c.
5976 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5977 default_mode_for_suffix.
5978 (TARGET_C): New define.
5979 * c-lex.c: Include "target.h".
5980 (interpret_float): Use targetm.c.mode_for_suffix to determine
5981 the mode for a given non-standard suffix.
5982 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5984 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5985 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5987 * doc/extend.texi (Floating Types): New node. Document __float80 and
5988 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5990 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5993 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5994 predicate instead of target_operand.
5995 (divsi3_i1_media, divsi3_media_2): Likewise.
5997 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5999 * tree.h (alias_sets_might_conflict_p): Rename into
6000 alias_sets_must_conflict_p.
6001 * alias.c (alias_sets_might_conflict_p): Likewise.
6002 (alias_sets_conflict_p): Use it.
6003 (objects_must_conflict_p): Likewise.
6004 * c-common.c (strict_aliasing_warning): Adjust.
6006 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6008 * rtlhooks.c (gen_lowpart_if_possible): Check for
6009 invalid subreg before calling gen_lowpart_SUBREG.
6011 2007-07-02 Geoffrey Keating <geoffk@apple.com>
6013 * config/darwin9.h: Add copyright notice.
6014 (LINK_COMMAND_SPEC): Add comment.
6015 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6016 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6017 DARWIN_LIBSYSTEM_HAS_UNWIND.
6019 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6022 * omp-low.c (check_combined_parallel): New function.
6023 (lower_omp_parallel): Call it via walk_stmts, set
6024 OMP_PARALLEL_COMBINED if appropriate.
6025 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6026 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6027 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6028 don't consider it as combined parallel.
6030 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6032 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6033 (gcc_tooldir): Likewise.
6034 * configure: Regenerate.
6035 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6036 old configure.ac gcc_tooldir setting.
6037 (prefix_to_exec_prefix): New variable.
6038 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6039 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6041 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6043 Fix PR tree-optimization/32583
6044 Fix PR tree-optimization/32584
6045 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
6046 (phi_translate_set): Use phi_translate directly now.
6047 (make_values_for_stmt): Don't value number RHS if we already know
6050 2007-07-02 Steve Ellcey <sje@cup.hp.com>
6051 Jim Wilson <wilson@specifix.com>
6054 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
6057 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
6058 Richard Sandiford <richard@codesourcery.com>
6059 Nigel Stephens <nigel@mips.com>
6061 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
6062 (mips16e_output_save_restore): Declare.
6063 (mips16e_save_restore_pattern_p): Likewise.
6064 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
6065 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
6066 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
6067 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
6068 (BITSET_P): New global macro, extracted from...
6069 (mips_for_each_saved_reg): ...here.
6070 (mips16e_save_restore_info): New struct.
6071 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
6072 (mips16e_save_restore_regs): New variable.
6073 (mips_split_plus, mips16e_find_first_register): New functions.
6074 (mips16e_mask_registers): New function.
6075 (compute_frame_size): Expand the commentary before the function.
6076 Enforce the MIPS16e save and restore register range restrictions.
6077 Pad the general register save area at the low end.
6078 (mips16e_save_restore_reg, mips16e_build_save_restore)
6079 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
6080 (mips16e_output_save_restore, mips16e_collect_propagate_value)
6081 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
6083 (mips_expand_prologue, mips_expand_epilogue): Handle
6084 GENERATE_MIPS16E_SAVE_RESTORE.
6085 * config/mips/mips.md (*mips16e_save_restore): New pattern.
6087 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
6089 PR tree-optimization/31966
6090 PR tree-optimization/32533
6091 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
6092 "basic_block" description as its third argument. Update function
6093 calls to get destination bb from "edge" argument. Save "cond" into
6094 aux field of the edge. Update prototype for changed arguments.
6095 (if_convertible_loop_p): Clear aux field of incoming edges if bb
6097 (find_phi_replacement_condition): Operate on incoming edges, not
6098 on predecessor blocks. If there is a condition saved in the
6099 incoming edge aux field, AND it with incoming bb predicate.
6100 Return source bb of the first edge.
6101 (clean_predicate_lists): Clean aux field of outgoing node edges.
6102 (tree_if_conversion): Do not initialize cond variable. Move
6103 variable declaration into the loop.
6104 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
6105 initializations of new_stmt, arg0 and arg1 variables.
6107 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6109 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
6110 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
6112 2007-07-02 Richard Guenther <rguenther@suse.de>
6114 * tree-ssa.c (useless_type_conversion_p): Document
6115 future intent as defining the middle-end type system.
6116 Re-structure to call langhook last, group by type class,
6117 mark questionable parts.
6119 2007-07-02 Richard Guenther <rguenther@suse.de>
6121 * tree-flow.h (types_compatible_p): Declare.
6122 * tree-ssa.c (types_compatible_p): New function.
6123 * ipa-type-escape.c (discover_unique_type): Use
6124 types_compatible_p instead of lang_hooks.types_compatible_p.
6125 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6126 * tree-vn.c (expressions_equal_p): Likewise.
6127 * tree.c (fields_compatible_p): Likewise.
6128 * tree-ssa-dom.c (avail_expr_eq): Likewise.
6129 (cprop_operand): Use useless_type_conversion_p instead of
6130 lang_hooks.types_compatible_p.
6131 * tree-inline.c (setup_one_parameter): Likewise.
6132 (declare_return_variable): Likewise.
6133 * tree-nrv.c (tree_nrv): Likewise.
6134 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6135 (maybe_fold_offset_to_component_ref): Likewise.
6136 (maybe_fold_offset_to_reference): Likewise.
6137 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6138 (merge_alias_info): Likewise.
6139 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6140 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
6141 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
6142 * tree-tailcall.c (find_tail_calls): Likewise.
6143 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
6144 * gimplify.c (canonicalize_addr_expr): Likewise.
6145 (fold_indirect_ref_rhs): Likewise.
6146 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
6147 (cpt_same_type): Likewise.
6148 (check_pointer_types_r): Swap parameters to cpt_same_type
6150 * fold-const.c (fold_convert): Revert fix for PR15988.
6151 * tree-inline.c (setup_one_parameter): Instead fix it here by
6152 using fold_build1 instead of fold_convert and checking for
6153 error_mark_node. Convert only if the conversion is necessary.
6155 2007-07-02 Joseph Myers <joseph@codesourcery.com>
6157 * configure.ac: Check for .gnu_attribute on Power.
6158 * configure: Regenerate.
6159 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
6160 attribute for floating-point ABI.
6162 2007-07-02 Ira Rosen <irar@il.ibm.com>
6164 PR tree-optimization/32230
6165 PR tree-optimization/32477
6166 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
6167 address is a constant.
6169 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6171 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
6172 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
6173 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
6174 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
6175 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
6176 64-bit targets. Add support for *-elfoabi*.
6177 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
6178 different settings if $(tm_defines) does not select the EABI.
6179 (MULTILIB_EXCLUSIONS): Define in those circumstances.
6180 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
6181 (MIPS_ARCH_OPTION_SPEC): Likewise.
6182 (MIPS_ISA_LEVEL_SPEC): Likewise.
6183 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
6184 * config/mips/elfoabi.h: New file.
6186 2007-07-02 Richard Guenther <rguenther@suse.de>
6188 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
6189 (useless_type_conversion_p): ... this.
6190 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
6191 (useless_type_conversion_p): ... this.
6192 * builtins.c (fold_builtin_memory_op): Rename
6193 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
6194 * tree-cfg.c (verify_expr): Likewise.
6195 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
6196 * tree-ssa-ccp.c (ccp_fold): Likewise.
6197 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6198 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
6199 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6200 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
6201 * tree-ssa-pre.c (eliminate): Likewise.
6202 * tree-ssa.c (delete_tree_ssa): Likewise.
6203 (tree_ssa_useless_type_conversion): Likewise.
6204 * tree.c (build2_stat): Likewise.
6206 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6208 Fix PR tree-optimization/32571
6209 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
6212 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6214 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
6215 and other expected operations explicitly, change default to
6218 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6220 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
6222 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
6223 (tls_load_dot_plus_eight): Move the label number into the unspec.
6224 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
6226 2007-07-01 Andreas Schwab <schwab@suse.de>
6228 * dwarf2out.c (initial_return_save): Define only if used.
6230 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6232 Unreverting Richard's Revert of:
6234 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6236 * dce.c (deletable_insn_p_1): New function, split out from...
6237 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6238 specially, not those inside PARALLELs. Remove BODY argument
6239 and adjust recursive call accordingly.
6240 (prescan_insns_for_dce): Update call to delete_insn_p.
6242 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
6243 Revital Eres <eres@il.ibm.com>
6245 * ddg.c (create_ddg_all_sccs): Fix missed
6246 initialization of scc_nodes.
6248 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
6251 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
6252 X + ~X to 1 only for INTEGRAL_TYPE_P type.
6254 2007-06-30 Joseph Myers <joseph@codesourcery.com>
6256 * configure.ac: Check for .gnu_attribute on MIPS.
6257 * configure, config.in: Regenerate.
6258 * config/mips/mips.c (mips_file_start): If supported, output
6259 attribute for floating-point ABI.
6261 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
6264 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
6265 (ffs_cmove): New expander to expand using ctz pattern.
6266 (*ffs_cmove): Remove pattern.
6267 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
6268 (ffsdi2): Expand using ctz pattern.
6269 (*ffs_rex64): Remove pattern.
6271 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6273 PR rtl-optimization/32296
6274 * pa.md (return): Delete pattern.
6275 (return_internal): Remove "(const_int 1)" from pattern.
6276 (epilogue): Use return_internal pattern for trivial returns.
6277 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
6278 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
6280 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6282 * tree-ssa-pre.c (is_exception_related): New function
6283 (can_value_number_operation): Use it.
6285 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6287 Fix PR tree-optimization/32540
6288 Fix PR tree-optimization/31651
6290 * tree-ssa-sccvn.c: New file.
6292 * tree-ssa-sccvn.h: Ditto.
6294 * tree-vn.c: Include tree-ssa-sccvn.h
6295 (val_expr_paid_d): Removed.
6296 (value_table): Ditto.
6297 (vn_compute): Ditto.
6298 (val_expr_pair_hash): Ditto.
6299 (val_expr_pair_expr_eq): Ditto.
6300 (copy_vuses_from_stmt): Ditto.
6303 (shared_vuses_from_stmt): Ditto.
6304 (print_creation_to_file): Moved up.
6305 (sort_vuses): Ditto.
6306 (sort_vuses_heap): Ditto.
6307 (set_value_handle): Make non-static.
6308 (make_value_handle): Ditto.
6309 (vn_add): Rewritten to use sccvn lookups.
6310 (vn_add_with_vuses): Ditto.
6311 (vn_lookup): Ditto (and second argument removed).
6312 (vn_lookup_with_vuses): Ditto.
6313 (vn_lookup_or_add): Ditto (and second argument removed);
6314 (vn_lookup_or_add_with_vuses): Ditto.
6315 (vn_lookup_with_stmt): New.
6316 (vn_lookup_or_add_with_stmt): Ditto.
6317 (create_value_handle_for_expr): Ditto.
6319 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6320 (seen_during_translate): New function.
6321 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6322 (phi_trans_add): Ditto.
6323 (constant_expr_p): FIELD_DECL is always constant.
6324 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6325 Use constant_expr_p.
6326 Avoid infinite recursion on mutually valued expressions.
6327 Change callers of vn_lookup_or_add.
6328 (phi_translate): New function.
6329 (compute_antic_safe): Allow phi nodes.
6330 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6331 (find_or_generate_expression): Rewrite slightly.
6332 (create_expression_by_pieces): Updated for vn_lookup_or_add
6334 Update VN_INFO for new names.
6335 (insert_into_preds_of_block): Update for new names.
6336 (add_to_exp_gen): New function.
6337 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6338 (find_existing_value_expr): Rewrite to changed vn_lookup.
6339 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6340 (try_look_through_load): Removed.
6341 (try_combine_conversion): Ditto.
6342 (get_sccvn_value): New function.
6343 (make_values_for_phi): Ditto.
6344 (make_values_for_stmt): Ditto.
6345 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6347 (init_pre): Update for SCCVN changes.
6349 (execute_pre): Ditto.
6351 * tree-flow.h (make_value_handle): Declare.
6352 (set_value_handle): Ditto.
6353 (sort_vuses_heap): Ditto.
6354 (vn_lookup_or_add_with_stmt): Ditto.
6355 (vn_lookup_with_stmt): Ditto.
6356 (vn_compute): Remove.
6359 (vn_lookup): Update arguments.
6361 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6363 (tree-ssa-sccvn.o): New.
6364 (OBJS-common): Add tree-ssa-sccvn.o
6366 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6369 * c-typeck.c (build_external_ref): Don't mark as used if called
6371 * calls.c (rtx_for_function_call): Likewise.
6373 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6377 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6379 * dce.c (deletable_insn_p_1): New function, split out from...
6380 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6381 specially, not those inside PARALLELs. Remove BODY argument
6382 and adjust recursive call accordingly.
6383 (prescan_insns_for_dce): Update call to delete_insn_p.
6385 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6387 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6388 (try_combine): Move potential calls to undo_all() so they happen
6389 before we commit to using the combined insns.
6391 2006-06-30 Jan Hubicka <jh@suse.cz>
6393 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6396 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6398 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6399 (cgraph_remove_unreachable_nodes): Likewise.
6400 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6401 * ipa-inline.c (update_caller_keys): Cast according to the coding
6403 (cgraph_decide_recursive_inlining): Likewise.
6404 (cgraph_decide_inlining_of_small_function): Likewise.
6405 (try_inline): Likewise.
6406 (cgraph_decide_inlining_incrementally): Likewise.
6407 * ipa-pure-const.c (get_function_state): Likewise.
6408 (scan_function): Likewise.
6409 (analyze_function): Likewise.
6410 (static_execute): Likewise.
6411 * ipa-reference.c (scan_for_static_refs): Likewise.
6412 (merge_callee_local_info): Likewise.
6413 (analyze_function): Use type safe memory macros.
6414 (static_execute): Likewise. Cast according to the coding conventions.
6415 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6417 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6419 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6420 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6423 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6426 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6427 for complex modes (both int and real).
6429 2007-06-29 Jan Hubicka <jh@suse.cz>
6431 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6433 2007-06-29 Jan Hubicka <jh@suse.cz>
6436 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6439 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6442 * config/avr/avr.c: Include dataflow header file.
6443 (expand_prologue): Adjust for prologue insn change.
6444 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6447 2007-06-29 Richard Guenther <rguenther@suse.de>
6450 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6451 during type verification.
6453 2007-06-29 Jan Hubicka <jh@suse.cz>
6455 * recog.c (validate_change_rtx_1): Unshare TO argument.
6457 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6459 PR tree-optimization/24659
6460 * tree-vect-transform.c (vectorizable_call): Handle
6461 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6463 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6464 * config/i386/i386.c (enum ix86_builtins)
6465 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6466 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6468 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6469 const using def_builtin_const.
6470 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6471 input operands in the same modes as the result.
6472 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6474 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6476 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6477 (df_set_dead_notes_for_mw): Likewise.
6479 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6481 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6483 2007-06-28 DJ Delorie <dj@redhat.com>
6485 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6487 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6489 * doc/invoke.texi (C++ Dialect Options): Document
6490 fvisibility-ms-compat.
6491 * c.opt (fvisibility-ms-compat): New.
6493 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6496 * tree-affine.c (aff_combination_add_elt): Handle
6497 pointer addition specially.
6499 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6501 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6502 decl is non-external for AIX ABI.
6504 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6506 * config/rs6000/predicates.md (current_file_function_operand):
6507 Ensure the symbol is non-external for AIX ABI.
6509 2007-06-28 Nick Clifton <nickc@redhat.com>
6511 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6512 (fdce, fdse, fpredictive-commoning): Likewise.
6514 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6517 * gcc.c (process_command): Recognize the new -static-libgfortran
6520 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6523 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6524 Use a call clobbered hard reg instead of a pseudo reg.
6526 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6528 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6530 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6533 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6534 REG_LIBCALL and REG_RETVAL notes.
6535 (divsi3, mulsi3): Likewise.
6536 (mulhisi3): Likewise. Use emit_libcall_block.
6537 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6539 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6541 PR rtl-optimization/32481
6542 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6544 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6546 * dce.c (deletable_insn_p_1): New function, split out from...
6547 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6548 specially, not those inside PARALLELs. Remove BODY argument
6549 and adjust recursive call accordingly.
6550 (prescan_insns_for_dce): Update call to delete_insn_p.
6552 2007-06-27 Richard Guenther <rguenther@suse.de>
6555 * tree.h (fold_convertible_p): Declare.
6556 * fold-const.c (fold_convertible_p): New function.
6557 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6558 instead of lang_hooks.types_compatible_p.
6560 2007-06-26 Jan Hubicka <jh@suse.cz>
6562 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6563 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6564 early use validate_unshare_change.
6565 (reload_combine): Likewise.
6566 * recog.c (change_t): New field unshare.
6567 (validate_change_1): Rename from validate_change; add argument unshare.
6568 (validate_change): Turn into wrapper of validate_change_1; update
6569 prototype for bools.
6570 (validate_unshare_change): New.
6571 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6572 calls of df_insn_rescan.
6573 * recog.h (validate_change): Replace ints by bools.
6574 (validate_unshare_change): Declare.
6576 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6578 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6580 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6582 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6584 2007-06-25 Jan Hubicka <jh@suse.cz>
6586 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6588 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6589 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6590 places other call site specific checks are performed.
6592 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6595 * tree-vect-transform.c (vectorizable_operation): Convert
6596 POINTER_PLUS_EXPR over to PLUS_EXPR.
6598 2007-06-25 Chao-ying Fu <fu@mips.com>
6600 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6601 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6602 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6603 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6605 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6606 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6607 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6608 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6609 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6610 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6611 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6612 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6613 ALL_FIXED_POINT_MODE_P): New define.
6614 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6616 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6618 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6619 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6620 MODE_VECTOR_UACCUM): New mode classes.
6622 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6623 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6624 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6627 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6628 (blank_mode): Initialize ibit and fbit.
6629 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6630 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6632 (new_adjust): Change required_class to required_class_from and
6633 required_class_to for testing within a range.
6634 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6635 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6637 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6638 (make_fixed_point_mode): New.
6639 (_ADD_ADJUST): Change C to C1 and C2.
6640 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6641 use a range for machine classes.
6642 (ADJUST_IBIT, ADJUST_FBIT): New.
6643 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6645 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6646 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6647 Emit adjustment for ibit and fbit.
6648 (emit_mode_ibit, emit_mode_fbit): New.
6649 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6651 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6653 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6654 as the source of the set.
6656 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6658 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6659 FP_REGNO_P): Use IN_RANGE.
6660 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6661 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6662 (DATA_REG_P): Use DATA_REGNO_P.
6663 (FP_REG_P): Use FP_REGNO_P.
6664 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6665 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6666 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6668 2007-06-24 Jan Hubicka <jh@suse.cz>
6671 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6673 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6676 * fold-const.c (fold_binary): Strip nops of operand 0
6677 of BIT_NOT_EXPR before calling operand_equal_p.
6678 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6679 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6681 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6683 * doc/extend.texi: Document that dllimport and dllexport imply
6685 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6686 imported or exported declaration, including type declarations.
6687 * c-common.c (handle_visibility_attribute): Check for conflicts
6688 with dllimport/dllexport.
6689 (c_determine_visibility): Handle dllimport/dllexport as an
6690 explicit visibility atttribute.
6692 2007-06-23 Richard Guenther <rguenther@suse.de>
6694 PR tree-optimization/16876
6696 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6698 * tree-inline.c (initialize_inlined_parameters): Do not call
6699 lang_hooks.tree_inlining.convert_parm_for_inlining.
6700 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6701 reason for mismatched types.
6702 * gimplify.c (gimplify_call_expr): Verify the call expression
6703 arguments match the called function type signature. Otherwise
6704 mark the call expression to be not considered for inlining
6705 using CALL_CANNOT_INLINE_P flag.
6706 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6707 edges call expression.
6708 (cgraph_decide_inlining_of_small_function): Likewise.
6709 (cgraph_decide_inlining): Likewise.
6710 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6712 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6713 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6714 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6716 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6717 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6719 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6720 convert_parm_for_inlining member.
6722 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6725 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6726 Remove optimization for GT.
6728 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6731 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6733 (prescan_insns_for_dce): Add extra parameter.
6735 2007-06-23 Jan Hubicka <jh@suse.cz>
6738 * gimplify.c (mark_addressable): New function.
6739 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6741 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6744 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6746 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6749 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6750 moves between MMX/SSE registers to at least 8 units to prevent
6751 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6753 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6755 * config/i386/i386.c (override_options): Correct x86_sahf
6758 2007-06-21 David Daney <ddaney@avtrex.com>
6761 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6762 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6763 (exception_receiver): Renamed to ...
6764 (nonlocal_goto_receiver): ... this.
6766 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6768 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6769 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6770 partial register accesses.
6772 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6774 * fold-const.c (debug_fold_checksum): Move it under
6775 ENABLE_FOLD_CHECKING.
6777 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6780 * tree.h (debug_fold_checksum): Declared.
6781 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6782 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6783 build_fold_addr_expr_with_type_1.
6784 (fold_addr_expr, debug_fold_checksum): New.
6785 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6786 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6789 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6791 PR tree-optimization/19590
6792 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6793 of scev is a constant.
6794 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6796 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6798 * df-problems.c (df_note_bb_compute): Made computation of live
6799 info consistent with df_lr.
6801 2007-06-21 Richard Guenther <rguenther@suse.de>
6803 PR tree-optimization/32453
6804 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6805 for pointer anti-range.
6807 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6809 * config/i386/i386.c (processor_target_table): Increase maximum
6810 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6813 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6814 byte alignment if > 8 byte alignment is preferred.
6815 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6817 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6819 PR tree-optimization/31866
6820 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6821 if ASM_EXPR's input is not a SSA_NAME.
6824 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6825 but decl is a global var, instead return decl.
6826 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6827 even for is_global_var decls, if they are private in some outer
6830 2007-06-21 Richard Guenther <rguenther@suse.de>
6832 PR tree-optimization/32451
6833 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6835 2007-06-21 Christian Bruel <christian.bruel@st.com>
6837 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6838 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6839 (push_regs): Changed saving order or banked registers.
6840 (sh_expand_epilogue): Likewise.
6841 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6842 (FIRST_BANKED_REG): Likewise.
6843 (LAST_BANKED_REG): Likewise.
6844 * config/sh/sh.md (banked) New attribute.
6845 (in_delay_slot): Check banked attribute.
6847 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6849 PR tree-optimization/32075
6850 * tree-data-ref.c (subscript_dependence_tester_1,
6851 analyze_miv_subscript, analyze_overlapping_iterations,
6852 add_distance_for_zero_overlaps, build_classic_dist_vector,
6853 subscript_dependence_tester_1, analyze_overlapping_iterations,
6854 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6855 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6856 to evolution_function_is_affine_multivariate_p.
6858 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6860 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6862 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6865 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6867 * config/m32c/prologue.md (epilogue_exitd_16): New.
6868 (epilogue_reit_16): New.
6869 (epilogue_exitd): Rename to epilogue_exitd_24.
6870 (epilogue_reit): Rename to epilogue_reit_24.
6872 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6873 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6875 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6877 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6878 if dbg_cnt (sched_insn) reaches the limit.
6879 (choose_ready): New parameter INSN_PTR and new return value.
6880 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6881 the new return value from choose_ready.
6882 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6883 (rest_of_handle_global_alloc): New global_alloc_at_func.
6885 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6887 PR tree-optimization/25737
6888 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6889 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6890 * tree-flow.h (struct fieldoff): Add new field alias_set.
6891 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6892 argument addressable_type. Set alias_set of fieldoff.
6893 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6894 (create_overlap_variables_for): Pass alias_set from fieldoff to
6896 * alias.c (get_alias_set): Use alias_set from SFT if set.
6898 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6900 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6901 of a variable as an unsigned HOST_WIDE_INT integer.
6903 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6905 PR rtl-optimization/32405
6906 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6908 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6910 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6913 * builtins.c: Include diagnostic.h.
6914 (expand_builtin_expect): Make gcc_assert more permissive.
6915 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6918 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6922 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6923 if ACCUMULATE_OUTGOING_ARGS.
6925 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6927 * config/m68hc11/m68hc11.c: Include dataflow header file.
6928 (m68hc11_reorg): Port to dataflow.
6930 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6932 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6933 (struct df_problem.free_blocks_on_set_blocks): New field.
6934 (struct dataflow.optional_p): New field.
6935 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6936 (df_live_set_all_dirty): New function.
6937 * df-scan.c (df_scan_alloc): Initialize optional_p.
6938 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6939 * df-core.c (df_set_blocks): Removed use of
6940 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6941 df_problem.free_blocks_on_set_blocks to determine which blocks are
6943 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6944 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6945 uses dataflow.optional_p to determine if problem should be
6947 (rest_of_handle_df_initialize): Only start live problem if
6949 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6950 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6951 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6952 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6953 problem_NOTE): Initialize free_blocks_on_set_blocks.
6954 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6956 (df_live_set_all_dirty, df_note_alloc): New function.
6957 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6959 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6960 * postreload.c (reload_combine): Ditto.
6961 * cse.c (cse_extended_basic_block): Ditto.
6962 * regmove.c (mark_flags_life_zones): Ditto.
6963 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6964 erase_matching_seqs): Ditto.
6965 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6966 * integrate (allocate_initial_values): Ditto.
6967 * combine.c (reg_dead_at_p): Ditto.
6968 * resource.c (mark_target_live_regs): Ditto.
6969 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6970 * config/sh/sh.c (find_r0_life_regions): Ditto.
6971 * global.c (rest_of_handle_global_alloc): Only add back df_live
6973 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6975 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6977 (if_convert): Make sure df_live is there at -O == 1.
6978 (pass_if_after_combine): Cleanup flags.
6979 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6980 is there at -O == 1.
6982 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6984 * config/arm/arm.c (arm_get_frame_offsets): Set
6985 offsets->locals_base to avoid negative stack size.
6986 (thumb1_expand_prologue): Assert on negative stack size.
6988 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6990 PR tree-optimization/32367
6991 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6992 of the chrec has no evolution in that loop.
6993 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6995 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6997 * config/xtensa/xtensa.c: Include "df.h".
6998 (xtensa_builtin_saveregs): Use adjust_address instead of
7000 (xtensa_va_start): Invoke make_tree with sizetype for
7001 expand_builtin_saveregs and then convert the result to a pointer.
7002 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
7003 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
7004 Subtract argument size from index value as integers and then use
7005 POINTER_PLUS_EXPR to add the result to the array address.
7007 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7010 * config/m32c/m32c.c: Include dataflow header file.
7011 (m32c_emit_prologue): Adjust for prologue insn change.
7012 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
7013 once inside a PARALLEL. Assume frame size passed in operand 0
7014 includes space to save the fb register.
7015 (prologue_enter_24): Likewise.
7016 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7018 2007-06-19 David Daney <ddaney@avtrex.com
7021 * config/mips/mips.md (cprestore): Mark $gp as used.
7023 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7026 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7027 (frv_ifcvt_modify_insn): Likewise.
7029 2007-06-19 Richard Guenther <rguenther@suse.de>
7031 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7032 only handle positive offsets that fit in a HOST_WIDE_INT.
7034 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7036 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7037 result of rsqrt insn for zero input argument to avoid NaN.
7039 2007-06-19 Richard Guenther <rguenther@suse.de>
7042 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7044 2007-06-19 Jakub Jelinek <jakub@redhat.com>
7046 PR tree-optimization/32353
7047 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
7049 2007-06-19 Nick Clifton <nickc@redhat.com>
7051 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
7053 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7056 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
7057 * config/i386/i386.c (assign_386_stack_local): Assert that
7058 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
7059 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
7060 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
7061 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
7063 2007-06-18 Steve Ellcey <sje@cup.hp.com>
7065 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
7067 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
7069 PR rtl-optimization/32321
7070 * gcse.c (replace_store_insn): Update the note before
7071 calling emit_insn_after.
7073 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7076 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
7078 * df-problems.c (df_note_bb_compute): Fix dumping info.
7080 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
7082 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
7083 insn with emit_jump_insn.
7085 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7087 PR tree-optimization/32383
7088 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
7089 * targhooks.h (default_builtin_reciprocal): Update prototype.
7090 * target.h (struct gcc_target): Update builtin_reciprocal.
7091 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
7092 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
7093 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
7094 when fndecl is in BUILT_IN_MD class.
7095 (execute_convert_to_rsqrt): Ditto.
7097 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
7098 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
7099 Convert BUILT_IN_SQRTF code only when md_fn is false.
7101 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
7103 * bt-load.c (move_btr_def): Fix the order of arguments
7104 to validate_replace_rtx.
7106 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
7108 * config/m68k/m68k-devices.def: Add 54450..54455.
7110 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
7112 PR rtl-optimization/32366
7113 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
7114 FLOAT_EXTEND]: Prevent non-scalar modes from entering
7117 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
7120 * modulo-sched (generate_reg_moves): Added rescan parameter and if
7121 this is true, rescan insn being modified.
7122 (sms_schedule): Added rescan parameter.
7123 (rest_of_handle_sms): Moved freeing of dominance info to before
7124 getting out of cfg_layout.
7126 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
7128 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
7129 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
7132 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
7133 FL_CF_EMAC from the entry for isac.
7135 * config/m68k/predicates.md (const_call_operand): Adjust comment.
7136 (const_sibcall_operand): New.
7137 (sibcall_operand): Use it.
7138 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
7139 (m68k_isas): ISAC does not imply FPU or EMAC.
7140 (override_options): Add ISA_C logic for symbolic jump & call.
7142 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7144 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
7145 return mode from the builtin itself.
7146 (sparc_fold_builtin): Fix cast of zero constant.
7148 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7150 * targhooks.c (default_builtin_reciprocal): New default target hook.
7151 * targhooks.h (default_builtin_reciprocal): Add prototype.
7152 * hooks.c (hook_tree_tree_bool_null): Remove hook.
7153 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
7154 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
7155 default_builtin_reciprocal.
7157 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7160 * hooks.c (hook_tree_tree_bool_null): New hook.
7161 * hooks.h (hook_tree_tree_bool_null): Add prototype.
7162 * tree-pass.h (pass_convert_to_rsqrt): Declare.
7163 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
7164 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
7165 and convert it to reciprocal a*rfunc(b).
7166 (execute_convert_to_rsqrt): New function.
7167 (gate_convert_to_rsqrt): New function.
7168 (pass_convert_to_rsqrt): New pass definition.
7169 * target.h (struct gcc_target): Add builtin_reciprocal.
7170 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
7171 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
7172 TARGET_BUILTIN_RECIPROCAL.
7173 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
7175 * config/i386/i386.h (TARGET_RECIP): New define.
7176 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
7177 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7178 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7179 and not optimizing for size.
7180 (*rcpsf2_sse): New insn pattern.
7181 (*rsqrtsf2_sse): Ditto.
7182 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
7183 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7184 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7185 and not optimizing for size.
7186 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
7187 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7188 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7189 and not optimizing for size.
7190 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
7191 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7192 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7193 and not optimizing for size.
7194 (*sse_rsqrtv4sf2): Do not export.
7196 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
7197 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7198 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7199 and not optimizing for size.
7201 * config/i386/i386.opt (mrecip): New option.
7202 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
7203 (ix86_emit_swsqrtsf): Ditto.
7204 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
7205 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
7207 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
7208 ix86_expand_unop1_builtin.
7209 (ix86_emit_swdivsf): New function.
7210 (ix86_emit_swsqrtsf): Ditto.
7211 (ix86_builtin_reciprocal): New function.
7212 (TARGET_BUILTIN_RECIPROCAL): Use it.
7213 (ix86_vectorize_builtin_conversion): Rename from
7214 ix86_builtin_conversion.
7215 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
7216 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
7217 "i386 and x86_64 Options" section.
7218 (Intel 386 and AMD x86_64 Options): Document -mrecip.
7220 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7221 Zdenek Dvorak <dvorakz@suse.cz>
7222 Richard Guenther <rguenther@suse.de>
7223 Kaz Kojima <kkojima@gcc.gnu.org>
7225 * tree-vrp.c (compare_values_warnv): Convert val2 to
7227 (extract_range_from_assert): Create
7228 POINTER_PLUS_EXPR for pointer types.
7229 (extract_range_from_binary_expr): Handle
7230 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
7232 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
7233 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
7234 POINTER_PLUS_EXPR as PLUS_EXPR.
7235 (number_of_iterations_lt_to_ne):
7236 For pointer types, use sizetype when
7237 creating MINUS_EXPR/PLUS_EXPRs.
7238 (assert_loop_rolls_lt): For pointer types, use sizetype when
7239 creating MINUS_EXPR/PLUS_EXPRs.
7240 (number_of_iterations_le): Likewise.
7241 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
7242 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
7243 like PLUS_EXPR and MINUS_EXPR.
7244 * tree-pretty-print.c (dump_generic_node): Handle
7246 (op_prio): Likewise.
7247 (op_symbol_1): Likewise.
7248 * optabs.c (optab_for_tree_code): Likewise.
7249 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
7251 * tree-tailcall.c (process_assignment): Mention
7252 POINTER_PLUS_EXPR in a TODO comment.
7253 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
7254 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
7255 not used with a pointer and an integer type.
7256 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
7257 increment using chrec_convert_rhs instead of chrec_convert.
7258 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
7259 PLUS_EXPR except for the right hand side's type will be
7261 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
7262 (fold_used_pointer_cast): Kill.
7263 (pointer_offset_p): Kill.
7264 (fold_used_pointer): Kill.
7265 (pointer_used_p): Kill.
7266 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
7267 call fold_used_pointer.
7268 (instantiate_parameters_1): Convert the increment
7269 using chrec_convert_rhs instead of chrec_convert.
7270 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
7271 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
7272 instead of PLUS_EXPR.
7273 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
7274 PLUS_EXPR for pointers.
7275 (std_gimplify_va_arg_expr): Likewise.
7276 (fold_builtin_memory_op): Likewise.
7277 (fold_builtin_strstr): Likewise.
7278 (fold_builtin_strchr): Likewise.
7279 (fold_builtin_strrchr): Likewise.
7280 (fold_builtin_strpbrk): Likewise.
7281 (expand_builtin_memory_chk): Likewise.
7282 (fold_builtin_memory_chk): Likewise.
7283 (std_expand_builtin_va_start): Use
7284 sizetype for the call to make_tree and then convert
7285 to the pointer type.
7286 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
7287 instead of PLUS_EXPR for adding to a pointer.
7288 (std_gimplify_va_arg_expr): Use fold_build2 for
7289 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
7290 the operands to sizetype first and then cast the BIT_AND_EXPR
7291 back to the pointer type.
7292 * fold-const.c (build_range_check): Handle pointer types
7294 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
7295 of PLUS_EXPR's. Make sure the offset is converted to
7297 (try_move_mult_to_index): Strip the NOPs from the offset.
7298 Remove code argument and replace all uses with PLUS_EXPR.
7299 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7300 specially. Don't use a pointer type for MINUS_EXPR.
7301 (fold_unary): Handle for (T1)(X op Y),
7302 only p+ as that is the only as that can be handled for
7303 binary operators now.
7304 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7306 <case PLUS_EXPR>: Add folding of PTR+INT into
7308 Don't call try_move_mult_to_index.
7309 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7310 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7311 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7312 Don't call try_move_mult_to_index.
7313 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7314 (tree_expr_nonzero_p): Likewise.
7315 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7316 of PLUS_EXPR for the complex expression folding.
7317 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7318 first chrec is a pointer type, then the second should
7319 be sizetype and not the first's type.
7320 For POINTER_PLUS_EXPR, use a different right hand side type.
7321 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7322 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7323 different right hand side type.
7324 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7325 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7326 instead of PLUS_EXPR.
7327 When either operand is zero, convert the other operand.
7328 (chrec_apply): Use chrec_convert_rhs
7329 on the argument x instead of chrec_convert.
7330 (reset_evolution_in_loop): For pointer types, the new_evol
7332 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7333 different right hand side type.
7334 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7335 (chrec_convert_rhs): New function.
7336 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7337 different right hand side type.
7338 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7339 * tree-chrec.h (chrec_convert_rhs): New prototype.
7340 (build_polynomial_chrec): For pointer types, the right hand
7341 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7342 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7343 Remove subtraction case as it is always addition now.
7344 Make sure the offset is converted to sizetype.
7345 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7346 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7347 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7348 PLUS_EXPR in pointer type.
7349 Handle POINTER_PLUS_EXPR.
7350 (tree_to_aff_combination): Likewise.
7351 (force_expr_to_var_cost): Likewise.
7352 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7353 instead of PLUS_EXPR for pointers.
7354 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7355 instead of PLUS_EXPR of pointer types.
7356 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7358 (check_va_list_escapes): Likewise.
7359 (check_all_va_list_escapes): Likewise.
7360 * dwarf2out.c (loc_descriptor_from_tree_1):
7361 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7362 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7363 (string_constant): Likewise.
7364 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7365 the offset to the base, use POINTER_PLUS_EXPR.
7366 (add_to_parts): Convert the index to sizetype.
7367 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7368 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7369 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7370 Offset only holds something for PLUS_EXPR.
7371 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7373 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7375 (analyze_accesses_for_modify_stmt): Likewise.
7376 Remove comment about the type being integral type as it is
7378 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7380 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7382 Correct the type which the artimentic is done in (is now
7385 * tree-data-ref.c (split_constant_offset): Handle
7387 * tree-affine.c (tree_to_aff_combination): Likewise.
7388 * c-typeck.c (build_unary_op): For pointers create the increment
7389 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7391 * gimplify.c (gimplify_self_mod_expr): Create a
7392 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7393 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7394 * tree.def (POINTER_PLUS_EXPR): New tree code.
7395 * tree-predcom.c (ref_at_iteration): If we have a pointer
7396 type do the multiplication in sizetype.
7397 * tree-mudflap.c (mf_xform_derefs_1): Create a
7398 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7399 * tree-ssa-forwprop.c
7400 (forward_propagate_addr_into_variable_array_index):
7401 Don't expect there to be a cast for the index as that
7402 does not exist anymore.
7403 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7404 instead of PLUS_EXPR.
7405 Don't check for the first operand of the POINTER_PLUS_EXPR
7406 was the index as it cannot be.
7407 Call forward_propagate_addr_into_variable_array_index with
7408 the SSA_NAME instead of the statement.
7409 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7410 (compare_constant): Likewise.
7411 (copy_constant): Likewise.
7412 (compute_reloc_for_constant): Likewise.
7413 (output_addressed_constants): Likewise.
7414 (initializer_constant_valid_p): Likewise.
7415 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7416 Convert the MIN/MAX of the inner type to the outer
7417 type before comparing them.
7418 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7419 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7420 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7421 of PLUS_EXPR for pointers.
7422 * tree-inline.c (estimate_num_insns_1): Handle
7424 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7425 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7426 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7427 instead of PLUS_EXPR for the pointer increment statement.
7428 (vect_update_ivs_after_vectorizer): For pointer types, create
7429 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7430 MULT_EXPR in sizetype.
7431 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7433 * tree-object-size.c (plus_expr_object_size): Handle
7434 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7435 code which is trying to figure out which side is a pointer and
7437 (check_for_plus_in_loops_1): Likewise.
7438 (check_for_plus_in_loops): Likewise.
7439 * c-common.c (pointer_int_sum): Create a
7440 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7441 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7442 only POINTER_PLUS_EXPR. Removing all the extra
7443 code which is trying to figure out which side is a pointer and
7445 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7446 PLUS_EXPR and MINUS_EXPR.
7447 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7449 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7450 with make_tree, instead of a pointer type.
7451 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7452 for pointers instead of PLUS_EXPR.
7453 (s390_gimplify_va_arg): Likewise.
7454 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7455 instead of PLUS_EXPR when doing addition on pointer
7456 types. Use sizetype for the second operand.
7457 (spu_gimplify_va_arg_expr): Likewise.
7458 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7459 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7460 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7461 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7462 for the pointer addition and also use size_int/sizetype
7464 (ix86_gimplify_va_arg): Likewise.
7465 Perform BIT_AND_EXPR on sizetype arguments.
7466 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7467 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7468 for the pointer additions and also use size_int for the offsets.
7469 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7470 additions and also use size_int for the offsets. Perform
7471 BIT_AND_EXPR on sizetype arguments.
7472 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7473 POINTER_PLUS_EXPR for pointers and create the
7474 BIT_AND_EXPR in sizetype.
7475 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7476 instead of PLUS_EXPR for pointer addition.
7477 (rs6000_va_start): Likewise.
7478 Also use sizetype for the offset.
7479 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7480 as PLUS_EXPR/MINUS_EXPR.
7481 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7482 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7483 Don't use BIT_AND_EXPR on a pointer type, convert the
7484 expression to sizetype first.
7485 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7487 (mips_gimplify_va_arg_expr): Likewise.
7488 Don't create BIT_AND_EXPR in a pointer type.
7490 2007-06-15 Eric Christopher <echristo@apple.com>
7492 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7493 (x86_64-*-darwin*): Ditto.
7494 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7497 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7499 * doc/extend.texi: Document behavior of __attribute__((aligned))
7502 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7504 * rtlanal.c (note_stores): Improve documentation.
7506 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7508 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7509 LOCAL_LABEL_PREFIX): Delete.
7510 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7511 (bfin_internal_label): Delete.
7513 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7515 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7516 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7517 otherwise define to LIBGCC2_TF_CEXT.
7518 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7519 (LIBGCC_TF_CEXT): Ditto.
7522 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7524 PR rtl-optimization/32339
7525 * df-scan.c (df_uses_record): Don't modify flags but just add to
7526 it for df_ref_record.
7528 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7530 * tree-mudflap.c: Fix whitespace issues.
7532 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7534 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7536 2007-06-14 Eric Christopher <echristo@apple.com>
7538 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7539 (movv4sf): Use gcc_unreachable instead of abort.
7541 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7544 * config/i386/sfp-machine.h (CMPtype): New define.
7545 (mach stubs): Use CMPtype instead of int as a return type.
7547 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7549 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7550 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7551 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7552 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7553 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7554 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7555 config/soft-fp/soft-fp.h: Update from glibc CVS.
7557 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7559 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7561 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7564 * config/v850/v850.c: Include dataflow header file.
7565 (substitute_ep_register): Fix typo.
7567 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7569 * configure.ac: Fix earlier checkin.
7570 * configure: Regenerated.
7572 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7574 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7575 * aclocal.m4: Regenerate.
7576 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7577 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7578 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7579 * configure: Regenerate.
7580 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7582 * Makefile.in (quickstrap): Build libgcc too.
7584 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7586 * configure.ac: Add --enable-checking=df. Explicitly mention that
7587 the variables are initialized as for "release".
7588 * df-core.c: Use it.
7589 * configure: Regenerate.
7590 * config.in: Regenerate.
7592 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7594 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7595 validate_replace_rtx instead of replace_rtx.
7596 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7598 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7600 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7601 (DWARF2_UNWIND_INFO): Override default if configured with
7603 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7604 (ENDFILE_SPEC): Add crtend.o.
7605 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7606 (ENDFILE_SPEC): Add crtend.o.
7607 (TARGET_USE_JCR_SECTION): Define.
7608 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7610 * config/i386/cygming-crtbegin.c: New file.
7611 * config/i386/cygming-crtend.c: New file.
7613 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7615 * config/i386/w32-unwind.h: New file.
7617 2007-06-13 Eric Christopher <echristo@apple.com>
7619 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7620 the user set a value below STACK_BOUNDARY.
7622 2007-06-13 Thiemo Seufer <ths@networkno.de>
7624 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7625 imply -lpthread for -pthread.
7627 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7629 * basic-block.h: Remove the prototype for
7630 free_basic_block_vars.
7631 * cfglayout.h: Remove the prototype for
7632 insn_locators_initialize.
7633 * tree.h: Remove the prototype for emit_line_note.
7635 * tree-ssa-pre.c (mergephitemp): Remove.
7636 (init_pre): Don't use mergephitemp.
7638 2007-06-13 Eric Christopher <echristo@apple.com>
7640 * config/i386/i386.c (override_options): If we've specified
7641 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7643 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7645 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7648 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7650 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7651 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7652 (eh_store_handler): New pattern.
7653 (eh_return): Emit it instead of a plain move.
7655 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7657 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7658 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7659 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7662 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7664 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7665 (find_next_insn_start, find_load): New functions.
7666 (bfin_reorg): Use them to deal with the fact that parallel insns are
7667 no longer represented as a SEQUENCE.
7669 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7671 * config/sparc/sparc.c (sparc_override_options): Initialize
7674 2007-06-13 Dave Korn <dave.korn@artimi.com>
7676 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7679 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7681 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7682 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7683 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7684 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7685 tree-vect-transform.c: Fix comment typos. Follow spelling
7688 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7690 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7691 to the exit block use set.
7692 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7693 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7694 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7696 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7698 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7699 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7700 to indicate an error.
7701 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7703 (dbg_cnt_process_opt): Print an error on a bad argument.
7704 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7705 * common.opt (-fdbg-cnt-list): New.
7706 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7708 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7710 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7711 flag on ref-all pointers.
7713 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7716 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7717 for the offset with the modifier as EXPAND_INITIALIZER
7718 if the modifier is EXPAND_INITIALIZER.
7719 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7720 a register if we had an overflow.
7722 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7724 * real.c (real_isfinite): New.
7725 (real_sqrt): Use it.
7726 * real.h (real_isfinite): New.
7727 * builtins.c: Use it.
7729 2007-06-12 Ian Lance Taylor <iant@google.com>
7730 Daniel Berlin <dberlin@dberlin.org>
7733 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7734 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7735 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7736 (DECL_NO_TBAA_P): Define.
7737 (struct tree_decl_common): Add no_tbaa_flag field.
7738 * tree-ssa-structalias.c (struct variable_info): Add
7739 no_tbaa_pruning field.
7740 (new_var_info): Initialize no_tbaa_pruning field.
7741 (unify_nodes): Copy no_tbaa_pruning field.
7742 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7743 (dump_solution_for_var): Print no_tbaa_pruning flag.
7744 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7746 (compute_tbaa_pruning): New static function.
7747 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7748 Call compute_tbaa_pruning.
7749 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7750 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7751 * gimple-low.c (lower_stmt): Likewise.
7752 * tree-gimple.c (is_gimple_stmt): Likewise.
7753 * tree-ssa-operands.c (get_expr_operands): Likewise.
7754 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7755 * tree-inline.c (estimate_num_insns_1): Likewise.
7756 (copy_result_decl_to_var): Likewise.
7757 * expr.c (expand_expr_real_1): Likewise.
7758 * tree-pretty-print.c (dump_generic_node): Likewise.
7759 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7760 * omp-low.c (omp_copy_decl_2): Likewise.
7761 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7762 * doc/c-tree.texi (Expression trees): Document
7763 CHANGE_DYNAMIC_TYPE_EXPR.
7765 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7767 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7768 with !HONOR_NANS and !HONOR_INFINITIES.
7769 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7771 2007-06-12 Tristan Gingold <gingold@adacore.com>
7773 * gcov.c: Comments updated.
7774 (source_info): Add file_time field.
7775 (source_index): New variable.
7776 (mutiple_files): New variable.
7777 (generate_results): New function extracted from process_file.
7778 (process_file): Save and restore chain of functions, generate
7779 results and free structures only if not merging results.
7780 (release_structures): File names are now freed in create_file_names
7781 (create_file_names): Free previous file names.
7782 (find_source): File date is now read here and modifications in
7783 source files is checked here.
7784 (read_graph_file): Only reverse order of functions for the current
7786 (make_gcov_file_name): Do not generate long names if input_name is
7788 (output_lines): If merging results do not display graph, data and
7790 Checking source file modification is done in find_source.
7792 * doc/gcov.texi: Append an s to sourcefile.
7794 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7796 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7797 (forced_nop): New pattern.
7798 * config/bfin/bfin.c: Include "df.h".
7799 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7800 (bfin_discover_loop): Use df_get_live_in instead of
7801 global_live_at_start.
7802 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7803 df_analyze when done.
7804 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7805 the insns. Use QImode for the final insn in a bundle. Call
7806 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7808 (reorder_var_tracking_notes): New function.
7809 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7810 update_life_info. Call df_analyze after scheduling and bundle
7811 generation. Call reorder_var_tracking_notes if generating these
7812 notes. Call df_finish_pass at the end.
7814 2007-06-12 Dirk Mueller <dmueller@suse.de>
7816 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7817 a comparison, not an assignment.
7819 2007-06-12 Olivier Hainque <hainque@adacore.com>
7821 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7822 Request walking the subtrees only, leaving the current is_lhs/val_only
7824 (convert_non_local_reference): Likewise.
7826 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7828 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7830 2007-06-12 Richard Guenther <rguenther@suse.de>
7832 PR tree-optimization/15353
7833 PR tree-optimization/31657
7834 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7835 * timevar.def: Add TV_TREE_IFCOMBINE.
7836 * tree-pass.h (pass_tree_ifcombine): Declare.
7837 * tree-ssa-ifcombine.c: New file.
7838 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7839 * tree-flow.h (blocks_in_phiopt_order): Declare.
7840 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7841 (tree-ssa-ifcombine.o): New dependencies.
7843 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7845 PR rtl-optimization/32293
7846 * combine.c (simplify_if_then_else): Truncate return from
7847 nonzero_bits() to correct mode.
7849 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7851 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7852 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7854 2007-06-11 Diego Novillo <dnovillo@google.com>
7856 * Makefile.in (reload1.o-warn): Remove.
7858 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7860 * combine.c (subst): Use reg_overlap_mentioned_p
7861 instead of comparing register numbers directly.
7863 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7865 * reload1.c (mark_home_live_1): Use the mode parameter.
7867 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7869 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7870 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7874 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7876 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7878 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7880 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7881 from integer registers.
7882 (FP mode splitters): Handle TFmode.
7884 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7886 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7887 for ref-all pointers that point-to anything.
7889 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7891 * config/arm/arm.c (arm_output_dwarf_dtprel,
7892 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7894 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7896 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7897 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7900 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7902 * tree.c (signed_or_unsigned_type_for): New.
7903 (unsigned_type_for): Use signed_or_unsigned_type_for.
7904 (signed_type_for): Use signed_or_unsigned_type_for.
7905 * tree.h (signed_or_unsigned_type_for): New.
7906 (get_signed_or_unsigned_type): Remove.
7907 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7908 lang_hooks.types.signed_type
7909 (size_diffop): Likewise.
7910 (all_ones_mask_p): Likewise.
7911 (build_range_check): Likewise.
7912 (fold_cond_expr_with_comparison): Likewise.
7913 (fold_cond_expr_with_comparison): Likewise.
7914 (unextend): Likewise.
7915 (extract_muldiv_1): Likewise.
7916 (fold_single_bit_test_into_sign_test): Likewise.
7917 (fold_binary): Likewise.
7918 (fold_ternary): Likewise.
7919 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7920 instead of get_signed_or_unsigned_type.
7921 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7922 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7923 * expr.c (signed_or_unsigned_type_for): Use
7924 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7925 * langhooks.c (get_signed_or_unsigned_type): Remove.
7926 (lhd_signed_or_unsigned_type): Remove.
7927 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7928 signed_or_unsigned_type.
7929 (lhd_signed_or_unsigned_type): Remove.
7930 * expmed.c (make_tree): Use signed_type_for instead of
7931 lang_hooks.types.signed_type.
7932 * c-common.c (same_scalar_type_ignoring_signedness): Use
7933 c_common_signed_type instead of lang_hooks.types.signed_type.
7934 (c_common_unsigned_type): New.
7935 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7936 (shorten_compare): Use c_common_unsigned_type instead of
7937 c_common_signed_or_unsigned_type.
7938 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7940 * convert.c (convert_to_integer): Use signed_type_for instead of
7941 lang_hooks.types.signed_type.
7942 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7943 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7944 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7945 * c-format.c (check_format_types): Use c_common_unsigned_type
7946 instead of unsigned_type_for.
7947 * c-decl.c (groakdeclarator): Likewise.
7948 * c-typeck.c (convert_for_assignment): Likewise.
7949 * c-common.h (c_common_unsigned_type): New.
7951 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7954 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7955 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7957 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7960 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7961 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7963 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7964 Sebastian Pop <sebpop@gmail.com>
7966 * lambda-code.c (remove_iv): New.
7967 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7969 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7971 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7972 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7973 * tree-ssa-loop-prefetch.c: Include optabs.h.
7974 (FENCE_FOLLOWING_MOVNT): New macro.
7975 (struct mem_ref): Add independent_p and storent_p fields.
7976 (record_ref): Initalize the new fields.
7977 (gather_memory_references_ref): Return true if the reference
7979 (gather_memory_references): Check whether all memory accesses
7980 in loop were recorded.
7981 (should_issue_prefetch_p): Return false for nontemporal stores.
7982 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7983 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7984 (determine_loop_nest_reuse): Detect independent memory references.
7985 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7986 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7987 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7988 * config/i386/i386.h (x86_mfence): Declare.
7989 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7990 * config/i386/i386.c (x86_mfence): New variable.
7991 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7993 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7994 * optabs.c (init_optabs): Initialize storent_optab.
7995 * optabs.h (enum optab_index): Add OTI_storent.
7996 (storent_optab): Declare.
7997 * genopinit.c (optabs): Add initialization for storent_optab.
7998 * tree.h (MOVE_NONTEMPORAL): New macro.
7999 * expr.c (expand_assignment, store_expr, store_constructor_field,
8000 store_constructor, store_field, expand_expr_real_1): Propagate
8001 nontemporality of the expanded store.
8002 (emit_storent_insn): New function.
8003 * expr.h (expand_assignment, store_expr): Declaration changed.
8004 * function.c (assign_parm_setup_reg): Pass false as nontemporality
8005 to expand_assignment.
8006 * stmt.c (expand_asm_expr): Ditto.
8007 * calls.c (initialize_argument_information): Pass false as
8008 nontemporality to store_expr.
8009 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
8012 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8014 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8016 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8018 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8020 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8021 and allow DECL_P here.
8023 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8025 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8026 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8027 track of the size of the expression.
8028 * cfghooks.c (merge_blocks): Remove block from loops structure only
8029 after call of the merge_blocks hook.
8031 2007-06-09 Tom Tromey <tromey@redhat.com>
8033 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8034 (deprecated_state): Removed.
8035 (start_decl): Update.
8036 (enum deprecated_states): Moved earlier.
8037 (groktypename): Update.
8038 (push_parm_decl): Likewise.
8039 (grokfield): Likewise.
8040 (start_function): Likewise.
8042 2007-06-09 Ian Lance Taylor <iant@google.com>
8044 PR tree-optimization/32169
8045 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
8046 CONVERT_EXPR, check whether min and max both converted to an
8047 overflow infinity representation.
8049 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
8051 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
8052 not inserted on the edge.
8054 2007-06-08 Bob Wilson <bob.wilson@acm.org>
8056 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
8057 instructions if they are supported.
8058 (__divsi3, __umodsi3, __modsi3): Likewise.
8059 (__ashldi3, __ashrdi3, __lshrdi3): New.
8060 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
8062 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
8063 Tony Linthicum <tony.linthicum@amd.com>
8065 * doc/invoke.texi: Add fvect-cost-model flag.
8066 * common.opt (fvect-cost-model): New flag.
8067 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
8068 cost fields in stmt_vec_info struct for STMT.
8069 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
8070 fields in stmt_vec_info struct and access functions for the same.
8071 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
8072 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
8073 load, store and vector to scalar operation.
8074 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
8075 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
8076 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
8077 (TARG_VEC_STORE_COST): Define cost of vector store.
8078 (vect_estimate_min_profitable_iters): Define new function.
8079 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
8080 check to evaluate if loop iterations are less than minimum profitable
8081 iterations determined by cost model or minimum vect loop bound defined
8082 by user, whichever is more conservative.
8083 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
8084 run-time check to evaluate if loop iterations are less than minimum
8085 profitable iterations determined by cost model or minimum vect loop
8086 bound defined by user, whichever is more conservative.
8087 (vect_estimate_min_profitable_iterations): New function to estimate
8088 mimimimum iterartions required for vector version of loop to be
8089 profitable over scalar version.
8090 (vect_model_reduction_cost): New function.
8091 (vect_model_induction_cost): New function.
8092 (vect_model_simple_cost): New function.
8093 (vect_cost_strided_group_size): New function.
8094 (vect_model_store_cost): New function.
8095 (vect_model_load_cost): New function.
8096 (vectorizable_reduction): Call vect_model_reduction_cost during
8098 (vectorizable_induction): Call vect_model_induction_cost during
8100 (vectorizable_load): Call vect_model_load_cost during analysis phase.
8101 (vectorizable_store): Call vect_model_store_cost during analysis phase.
8102 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
8103 vectorizable_promotion, vectorizable_demotion): Call
8104 vect_model_simple_cost during analysis phase.
8106 2007-06-08 Simon Baldwin <simonb@google.com>
8108 * reg-stack.c (get_true_reg): Readability change. Moved default case
8109 label into direct switch statement scope.
8111 2007-06-08 Simon Baldwin <simonb@google.com>
8113 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
8114 in gcc_assert() with '==' comparison.
8116 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8118 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
8119 TARGET_ABM handling of x86_popcnt variable.
8121 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8123 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
8124 __builtin_copysignq and __builtin_infq built-in functions.
8126 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8128 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
8129 SSE4.2 section. Correct built-in function names in SSE4A section.
8131 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8133 PR tree-optimization/32243
8134 * tree-vect-transform.c (vectorizable_type_promotion): Move check
8135 for ncopies after ratio check between nunits_out and nunits_in.
8136 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
8138 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
8140 PR tree-optimization/32224
8141 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
8142 vectorization upon a non GIMPLE_MODIFY_STMT.
8144 2007-06-08 Christian Bruel <christian.bruel@st.com>
8147 * config/sh/sh.md (doloop_end): New pattern and splitter.
8148 * loop-iv.c (simple_rhs_p): Check for hardware registers.
8150 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
8153 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
8155 (verify_dominators): Do not change dominance tree.
8157 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
8159 * config/sh/constraints.md: New file.
8160 * config/sh/sh.c: Include tm-constrs.h.
8161 (reg_class_from_letter): Remove.
8162 (prepare_cbranch_operands): Use satisfies_constraint_*
8163 function instead of macro.
8164 (andcosts, broken_move, sh_secondary_reload): Likewise.
8165 * config/sh/predicates.md (trapping_target_operand): Likewise.
8166 (and_operand, arith_operand, arith_reg_or_0_operand,
8167 cmp_operand, logical_operand, target_operand,
8168 ua_address_operand, ua_offset, xor_operand): Likewise.
8169 * config/sh/sh.md: Include constraints.md.
8170 (*movsicc_t_false): Use satisfies_constraint_* function
8172 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
8173 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
8174 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
8175 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
8176 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
8177 (REG_CLASS_FROM_CONSTRAINT): Remove.
8178 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
8179 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
8180 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
8181 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
8182 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8183 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
8184 function instead of macro.
8185 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
8186 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
8187 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
8188 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
8189 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
8190 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
8191 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
8192 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
8193 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
8194 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
8195 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
8196 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
8197 EXTRA_CONSTRAINT_STR): Likewise.
8198 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
8200 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8202 * config/i386/darwin.h (STACK_BOUNDARY): Define.
8204 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
8207 * c-common.h (flag_cpp0x): Replaced by...
8208 (cxx_dialect): ... this new variable specifying the C++ dialect that
8210 * c-common.c (flag_cpp0x): Removed.
8211 (cxx_dialect): Defined.
8212 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
8214 * c-opts.c (c_common_post_options): Likewise.
8215 (set_std_cxx98): Set cxx_dialect to cxx98.
8216 (set_std_cxx0x): Set cxx_dialect to cxx0x.
8218 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8219 Hui-May Chang <hm.chang@apple.com>
8221 * doc/invoke.texi (Darwin Options): Update documentation for
8222 -mmacosx-version-min.
8223 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
8224 * config/darwin-driver.c: New file.
8225 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
8226 * config/t-darwin (darwin-driver.o): New rule.
8228 * config/darwin-c.c (version_as_macro): Ignore low digit.
8230 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
8232 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
8233 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
8234 (CSGNMODE): New mode macro.
8235 (CSGNVMODE): New mode attribute.
8236 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
8237 expander using CSGNMODE mode macro. Handle TFmode.
8238 (copysign<mode>3_const): Rename from copysignsf3_const and
8239 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
8241 (copysign<mode>3_var): Rename from copysignsf3_var and
8242 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
8244 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
8245 mode macro. Handle TFmode.
8246 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
8247 (iortf3, *iortf3): Ditto.
8248 (xortf3, *xortf3): Ditto.
8249 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
8250 TFmode and TImode masks.
8251 (ix86_expand_copysign): Expand TFmode copysign insn.
8252 (IX86_BUILTIN_INFQ): New.
8253 (IX86_BUILTIN_FABSQ): Ditto.
8254 (IX86_BUILTIN_COPYSIGNQ): Ditto.
8255 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
8256 [__builtin_fabsq]: Ditto.
8257 [__builtin_copysignq]: Ditto.
8258 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
8259 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
8260 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
8261 ix86_expand_binop_builtin().
8263 2007-06-07 Bob Wilson <bob.wilson@acm.org>
8265 * config/xtensa/lib1funcs.asm: Clean up whitespace.
8267 2007-06-07 Steve Ellcey <sje@cup.hp.com>
8270 * rtl.h (push_to_sequence2): New.
8271 * emit-rtl.c (push_to_sequence2): New.
8272 * function.c (assign_parm_data_all): Add new fields.
8273 (assign_parm_setup_block): Call push_to_sequence2 instead of
8275 (assign_parm_setup_reg): Ditto.
8276 (assign_parm_setup_stack): Ditto.
8277 (assign_parms_unsplit_complex): Ditto.
8278 (assign_parms): Change field name.
8280 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
8282 PR tree-optimization/32220
8283 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
8284 phi node is reached before defining statement.
8286 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8289 * tree-vect-transform.c (vectorizable_call): Call update_stmt
8290 after changing the right hand side of the assignment.
8292 2007-06-06 Eric Christopher <echristo@apple.com>
8294 * config.gcc (i?86-*-darwin*): Remove arch parameter.
8295 (x86_64-*-darwin*): Ditto.
8296 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
8297 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8299 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8301 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
8303 (add_key): Likewise.
8304 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8305 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8307 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8309 (add_cost_one_coalesce): Likewise.
8310 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8311 variable names. Rename orig to orig_name for consistency.
8312 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8314 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8316 (record_equivalences_from_stmt): Likewise.
8317 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8318 the coding conventions.
8319 (memory_ssa_name_same): Likewise.
8320 (dse_optimize_stmt): Likewise.
8321 (dse_record_phis): Likewise.
8322 (dse_finalize_block): Likewise.
8323 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8324 keywords as variable names.
8325 (may_move_till): Cast according to the coding conventions.
8326 (force_move_till_expr): Avoid using C++ keywords as variable names.
8327 (force_move_till): Cast according to the coding conventions.
8328 (memref_hash): Likewise.
8329 (memref_eq): Likewise.
8330 (gather_mem_refs_stmt): Likewise.
8331 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8332 using C++ keywords as variable names.
8333 (idx_find_step): Cast according to the coding conventions.
8334 (idx_record_use): Likewise.
8335 (find_depends): Likewise.
8336 (prepare_decl_rtl): Likewise.
8337 (mbc_entry_hash): Likewise.
8338 (mbc_entry_eq): Likewise.
8339 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8340 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8341 (idx_infer_loop_bounds): Cast according to the coding conventions.
8342 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8343 * tree-ssa-math-opts.c (occ_new ): Likwise.
8344 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8346 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8348 (add_use_op): Likewise.
8349 (add_vop): Likewise.
8350 (add_vuse_op): Likewise.
8351 (add_vdef_op): Likewise.
8352 (get_expr_operands): Likewise.
8353 (push_stmt_changes): Use type safe memory macros.
8354 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8355 keywords as variable names.
8356 (conditional_replacement): Likewise.
8357 (minmax_replacement): Likewise.
8358 (abs_replacement): Likewise.
8359 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8361 (insert_fake_stores): Avoid using C++ keywords as variable names.
8362 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8364 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8365 (heapvar_insert): Use type safe memory macros.
8366 (new_var_info): Cast according to the coding conventions.
8367 (new_constraint): Likewise.
8368 (remove_preds_and_fake_succs): Use type safe memory macros.
8369 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8371 (thread_single_edge): Likewise.
8372 (thread_through_loop_header): Likewise.
8374 2007-06-06 Eric Christopher <echristo@apple.com>
8376 * config/i386/i386.c (override_options): Move handling
8377 of TARGET_SUBTARGET* earlier.
8379 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8381 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8384 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8386 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8387 emited outside of basic block.
8388 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8390 * rtl.h (delete_insn_chain): Declaration changed.
8391 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8393 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8394 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8395 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8396 to delete_insn_chain.
8397 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8398 do not have bb field set.
8399 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8401 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8402 * cfgcleanup.c (try_optimize_cfg): Ditto.
8404 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8406 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8407 (lambda_body_vector_new): Use type safe memory macros.
8408 (lambda_linear_expression_new): Likewise.
8409 (lambda_loopnest_new): Likewise.
8410 (lambda_lattice_new): Likewise.
8411 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8412 conventions. Use type safe memory macros.
8413 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8414 (lambda_body_vector_s): Likewise.
8415 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8416 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8418 2007-06-06 Richard Guenther <rguenther@suse.de>
8420 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8421 if we need to schedule cfg_cleanup.
8422 (tree_ssa_forward_propagate_single_use_vars): Do so.
8424 2007-06-06 Ian Lance Taylor <iant@google.com>
8426 * fold-const.c (merge_ranges): If range_successor or
8427 range_predecessor fail, just return 0.
8429 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8431 PR tree-optimization/32216
8432 * tree-vectorizer.c (supportable_widening_operation): Determine
8433 signedness of FIX_TRUNC_EXPR from output operand.
8434 (supportable_narrowing_operation): Ditto.
8435 * tree-vect-generic.c (expand_vector_operations_1): Determine
8436 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8439 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8441 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8442 (struct pta): ...from here. Change flags to unsigned to avoid
8443 excessive casting (as it is used as a bit mask).
8444 (override_options): Add casts according to the coding convenventions.
8445 (x86_64_elf_unique_section): Likewise.
8446 (examine_argument): Avoid using C++ keywords as variable names.
8447 (construct_container): Likewise.
8448 (legitimize_pic_address): Likewise.
8449 (get_dllimport_decl): Cast according to the coding conventions. Use
8450 type safe memory macros.
8451 (legitimize_address): Cast according to the coding conventions.
8452 (emit_i387_cw_initialization): Corrected the type of slot to enum
8454 (ix86_init_machine_status): Use type safe memory macros.
8455 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8456 (bdesc_pcmpistr): Likewise.
8457 (bdesc_crc32): Likewise.
8458 (bdesc_sse_3arg): Likewise.
8459 (bdesc_2arg): Likewise.
8460 (bdesc_1arg): Likewise.
8461 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8462 (ix86_expand_sse_pcmpistr): Likewise.
8463 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8464 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8465 int to match the langhook definition.
8466 (ix86_builtin_conversion): Change the type of code to unsigned init to
8467 match the langhook definition.
8468 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8470 (ix86_preferred_output_reload_class): Likewise.
8471 (ix86_cannot_change_mode_class): Likewise.
8472 (ix86_memory_move_cost): Likewise.
8473 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8474 avoid excessive casting later on.
8475 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8477 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8479 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8480 as flags setting insn.
8481 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8483 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8485 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8486 (UNSPEC_ROUND): New.
8487 ("sse4_1_round<mode>2"): New insn pattern.
8488 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8490 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8491 expander using SSEMODEF mode macro. Expand using
8492 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8493 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8494 expander using SSEMODEF mode macro. Expand using
8495 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8496 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8497 expander using SSEMODEF mode macro. Expand using
8498 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8499 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8500 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8501 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8504 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8505 Sebastian Pop <sebpop@gmail.com>
8507 * lambda.h (build_linear_expr): New.
8508 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8509 Use build_linear_expr, call fold and force_gimple_operand.
8510 (lambda_loopnest_to_gcc_loopnest): Check that there is
8511 something to insert.
8512 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8514 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8516 PR preprocessor/23479
8517 * doc/extend.texi: Document the 0b-prefixed binary integer
8520 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8522 PR tree-optimization/32215
8523 * tree-vectorizer.c (supportable_widening_operation): Return false
8524 for unsupported FIX_TRUNC_EXPR tree code.
8525 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8527 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8529 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8530 register on SPE targets. Change documentation to reflect
8532 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8533 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8534 out of the register allocation pool.
8535 (rs6000_reg_live_or_pic_offset_p): New function.
8536 (rs6000_emit_prologue): Move the actual saving of LR up to free
8537 r0 for holding r11. Split saving of SPE 64-bit registers into
8538 its own case. Ensure that offsets will always be in-range for
8539 'evstdd' by using r11 as a scratch register to point at the start
8540 of the SPE save area. Save r11 if necessary, as it is the static
8542 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8543 into its own case. Ensure that offsets will always be in-range
8544 for 'evldd' by using r11 as a scratch register to point at the
8545 start of the SPE save area. Also adjust r11 when restoring
8546 the stack pointer to compensate for pre-loading r11.
8548 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8550 * cfg.c (init_flow): Use type safe memory macros.
8551 (alloc_block): Likewise.
8552 (unchecked_make_edge): Likewise.
8553 (dump_flow_info): Avoid using C++ keywords as variable names.
8554 (copy_original_table_clear): Cast according to the coding conventions.
8555 (copy_original_table_set): Likewise.
8556 * cfgexpand (label_rtx_for_bb): Likewise.
8557 (expand_gimple_basic_block): Likewise.
8558 * cfghooks.c (dump_bb): Likewise.
8559 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8561 (lv_add_condition_to_bb): Likewise.
8562 * cfglayout (relink_block_chain): Cast according to the coding
8564 (fixup_reorder_chain): Likewise.
8565 (fixup_fallthru_exit_predecessor): Likewise.
8566 * cfgloop.c (glb_enum_p): Likewise.
8567 (get_exit_description): Likewise.
8568 (dump_recorded_exit): Likewise.
8569 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8570 (struct loop): ... from here.
8571 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8573 * cfgrtl.c (rtl_create_basic_block): Likewise.
8574 (rtl_split_block): Likewise.
8575 (rtl_dump_bb): Likewise.
8576 (cfg_layout_split_block): Likewise.
8577 (init_rtl_bb_info): Use typesafe memory macros.
8579 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8580 * graphds.h: Updated all usages of edge to graph_edge.
8581 * graphds.c: Likewise.
8582 * cfgloopanal.c: Likewise.
8584 2007-06-05 Ian Lance Taylor <iant@google.com>
8586 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8587 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8588 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8590 (test_for_singularity): Likewise.
8592 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8594 * config/i386/constraints.md ("Y2"): Replaced by ...
8596 * config/i386/i386.md: Likewise.
8597 * config/i386/mmx.md: Likewise.
8598 * config/i386/sse.md: Likewise.
8600 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8602 * config/i386/constraints.md ("z"): Replaced by ...
8604 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8605 (sse4_1_blendvps): Likewise.
8606 (sse4_1_pblendvb): Likewise.
8607 (sse4_2_pcmpestr): Likewise.
8608 (sse4_2_pcmpestrm): Likewise.
8609 (sse4_2_pcmpestr_cconly): Likewise.
8610 (sse4_2_pcmpistr): Likewise.
8611 (sse4_2_pcmpistrm): Likewise.
8612 (sse4_2_pcmpistr_cconly): Likewise.
8614 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8616 * matrix-reorg.c (transform_access_sites): Fix computation.
8617 (transform_allocation_sites): Same.
8619 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8621 * config/i386/i386.c (override_options): Use
8622 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8624 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8626 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8627 (nonimm_not_xmm0_operand): Ditto.
8628 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8629 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8630 as operand[2] predicate. Require "z" class XMM register for
8631 operand[3]. Adjust asm template.
8632 ("sse4_1_blendvpd"): Ditto.
8633 ("sse4_1_pblendvb"): Ditto.
8634 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8635 force op2 into xmm0 register for variable blend instructions.
8637 2007-06-04 Tom Tromey <tromey@redhat.com>
8639 * c-tree.h (start_enum): Update.
8640 (build_enumerator): Likewise.
8641 * c-decl.c (enum_next_value): Removed.
8642 (enum_overflow): Likewise.
8643 (start_enum): Add c_enum_contents argument. Don't use globals.
8644 (build_enumerator): Likewise.
8645 * c-tree.h (struct c_enum_contents): New struct.
8647 2007-06-04 Tom Tromey <tromey@redhat.com>
8649 * c-common.c (c_common_get_alias_set): Fix indentation.
8651 2007-06-04 Ian Lance Taylor <iant@google.com>
8653 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8654 to overflow, reduce overflow infinity to regular infinity.
8655 (vrp_var_may_overflow): New static function.
8656 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8658 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8660 * stor-layout.c (layout_type): Remove duplicate code.
8662 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8665 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8666 before build_common_builtin_nodes ().
8668 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8671 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8673 2007-06-04 Jan Hubicka <jh@suse.cz>
8675 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8676 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8677 instead of _stat version.
8679 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8681 PR tree-optimization/32194
8682 * tree-predcom.c (determine_offset): Check that both references have
8685 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8687 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8688 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8689 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8690 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8691 Add argument to iterate_fix_dominators call.
8692 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8693 * gcse.c (hoist_code): Change domby to vector.
8694 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8695 Add argument to iterate_fix_dominators call.
8696 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8697 recompute_dominator.
8698 * lambda-code.c (perfect_nestify): Ditto.
8699 * cfgloopanal.c: Include graphds.h.
8700 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8701 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8702 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8704 * graphds.c: New file.
8705 * graphds.h: New file.
8706 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8707 (get_dominated_by, get_dominated_by_region): Change return type to
8709 (verify_dominators): Recompute all dominators and compare the results.
8710 (recount_dominator): Renamed to ...
8711 (recompute_dominator): ... this. Do not check that the block is
8713 (iterate_fix_dominators): Reimplemented.
8714 (prune_bbs_to_update_dominators, root_of_dom_tree,
8715 determine_dominators_for_sons): New functions.
8716 * et-forest.c (et_root): New function.
8717 * et-forest.h (et_root): Declare.
8718 * Makefile.in (graphds.o): Add.
8719 (cfgloopanal.o): Add graphds.h dependency.
8720 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8721 * basic-block.h (get_dominated_by, get_dominated_by_region,
8722 iterate_fix_dominators): Declaration changed.
8723 (recount_dominator): Renamed to ...
8724 (recompute_dominator): ... this.
8725 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8726 (thread_through_all_blocks): Do not free dominance info.
8728 2007-06-03 Andreas Schwab <schwab@suse.de>
8730 * config/m68k/m68k.c (override_options): Don't override
8732 * config/m68k/m68k-modes.def (SF, DF): Define to use
8733 motorola_single_format and motorola_double_format, resp.
8734 * real.c (motorola_single_format): Renamed from
8735 coldfire_single_format.
8736 (motorola_double_format): Renamed from coldfire_double_format.
8737 (encode_ieee_extended): Generate a proper canonical NaN image
8738 respecting canonical_nan_lsbs_set.
8739 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8741 * real.h: Adjust declarations.
8743 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8746 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8747 the symbol is generated with the stack protector.
8749 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8751 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8752 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8754 * doc/extend.texi (interrupt): Mention m68k.
8756 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8758 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8759 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8760 (ix86_expand_sse_pcmpestr): Do not check operands for
8761 "register_operand", when insn operand predicate is "register_operand".
8762 (ix86_expand_sse_pcmpistr): Ditto.
8764 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8765 Uros Bizjak <ubizjak@gmail.com>
8767 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8768 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8769 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8770 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8771 * config/i386/constraints.md ("z"): New register constraint
8772 for members of SSE_FIRST_REG class.
8773 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8774 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8775 SSE_FIRST_REG class.
8776 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8777 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8778 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8779 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8780 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8781 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8782 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8783 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8784 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8785 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8786 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8787 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8788 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8789 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8790 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8791 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8792 (struct builtin_description): Change "flag" field to unsigned.
8793 (bdesc_pcmpestr): New builtin description table.
8794 (bdesc_pcmpistr): Likewise.
8795 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8796 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8797 Initialize pcmp[ei]str[im] insns for SSE4.2.
8798 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8799 (ix86_expand_sse_pcmpistr): Likewise.
8800 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8801 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8802 (UNSPEC_PCMPISTR): Likewise.
8803 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8804 (sse4_2_pcmpestri):New isns pattern.
8805 (sse4_2_pcmpestrm): Likewise.
8806 (sse4_2_pcmpestr_cconly): Likewise.
8807 (sse4_2_pcmpistr): New insn patern and splitter.
8808 (sse4_2_pcmpistri):New isns pattern.
8809 (sse4_2_pcmpistrm): Likewise.
8810 (sse4_2_pcmpistr_cconly): Likewise.
8811 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8814 2007-06-01 David Daney <ddaney@avtrex.com>
8816 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8817 LOADGP_ABSOLUTE and not binds_local_p.
8819 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8821 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8823 2007-06-01 Ian Lance Taylor <iant@google.com>
8825 * tree-vrp.c (compare_name_with_value): Always set
8826 used_strict_overflow if we get a result from the variable itself.
8828 2007-06-01 Ian Lance Taylor <iant@google.com>
8830 PR rtl-optimization/31455
8831 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8832 subregs which have a cast between modes which are not tieable.
8834 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8836 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8837 breaks after return statements.
8839 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8841 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8842 only after no_new_pseudos.
8844 2007-05-31 Eric Christopher <echristo@apple.com>
8846 * expr.c (convert_move): Assert that we don't have a BLKmode
8848 (store_expr): Handle BLKmode moves by calling emit_block_move.
8850 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8852 * c-typeck.c (build_indirect_ref): Include type in error message.
8853 (build_binary_op): Pass types to binary_op_error.
8854 * c-common.c (binary_op_error): Take two type arguments, print out
8856 * c-common.h (binary_op_error): Update prototype.
8858 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8860 * config/i386/i386.c: Correct coments on -mno-sse4.
8862 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8864 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8865 (x86_64-*-*): Likewise.
8866 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8867 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8868 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8869 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8870 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8871 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8872 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8873 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8874 (OPTION_MASK_ISA_SSE4): Likewise.
8875 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8876 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8877 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8878 (override_options): Support SSE4.2.
8879 (ix86_build_const_vector): Support SImode and DImode.
8880 (ix86_build_signbit_mask): Likewise.
8881 (ix86_expand_int_vcond): Support V2DImode.
8882 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8883 (IX86_BUILTIN_CRC32HI): Likewise.
8884 (IX86_BUILTIN_CRC32SI): Likewise.
8885 (IX86_BUILTIN_CRC32DI): Likewise.
8886 (IX86_BUILTIN_PCMPGTQ): Likewise.
8887 (bdesc_crc32): Likewise.
8888 (bdesc_sse_3arg): Likewise.
8889 (ix86_expand_crc32): Likewise.
8890 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8891 (ix86_expand_builtin): Likewise.
8892 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8893 __SSE4_2__ for -msse4.2.
8894 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8895 (CRC32MODE): Likewise.
8896 (crc32modesuffix): Likewise.
8897 (crc32modeconstraint): Likewise.
8898 (sse4_2_crc32<mode>): Likewise.
8899 (sse4_2_crc32di): Likewise.
8900 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8902 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8903 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8904 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8905 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8906 (vcondu<mode>): Likewise.
8907 * doc/extend.texi: Document SSE4.2 built-in functions.
8908 * doc/invoke.texi: Document -msse4.2/-msse4.
8910 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8912 PR tree-optimization/32160
8913 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8914 variable as gimple reg.
8915 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8917 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8919 * gcc.c (main): Don't consider linker options when issuing the
8920 warning about a linker input file not being used.
8922 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8924 * tree-vrp.c (compare_names): Initialize sop.
8926 2007-05-30 Dirk Mueller <dmueller@suse.de>
8928 * cgraphunit.c (cgraph_analyze_function): Remove
8929 computation of inline parameters.
8931 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8933 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8935 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8937 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8938 Add vx-common.h. Include vxworks.h between vx-common.h and
8940 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8942 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8943 (TARGET_ASM_DESTRUCTOR): Likewise.
8944 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8945 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8946 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8947 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8948 (VXWORKS_ENDIAN_SPEC): Define.
8949 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8950 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8951 VXWORKS_* equivalents.
8952 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8953 (ASM_FILE_START): Delete.
8954 (TARGET_VERSION): Reformat.
8955 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8956 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8957 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8958 (FPBIT, DPBIT): Define.
8959 (fp-bit.c, dp-bit.c): New rules.
8960 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8961 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8962 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8963 * config/arm/arm.h: Include vxworks-dummy.h.
8964 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8965 Mark with ATTRIBUTE_UNUSED.
8966 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8967 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8968 make it incompatible with -msingle-pic-base.
8969 (arm_function_ok_for_sibcall): Return false for calls that might
8970 go through a VxWorks PIC PLT entry.
8971 (require_pic_register): New function, split out from...
8972 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8974 (arm_load_pic_register): Handle the VxWorks RTP initialization
8975 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8976 (arm_emit_call_insn): New function.
8977 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8978 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8979 (pic_offset_arm): New pattern.
8980 (call, call_value): Use arm_emit_call_insn.
8981 (call_internal, call_value_internal): New expanders.
8982 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8983 VxWorks unless __PIC__.
8985 2007-05-30 Eric Christopher <echristo@gmail.com>
8987 * genrecog.c: Include regs.h in generated file.
8988 * genemit.c: Ditto. Fix up formatting.
8989 * config/mn10300/constraints.md: New.
8990 * config/mn10300/mn10300.md: Include.
8991 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8992 Fix up for removed macro.
8993 * config/mn10300/predicates.md (call_address_operand): Ditto.
8994 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8995 (CONST_OK_FOR_I): Ditto.
8996 (CONST_OK_FOR_J): Ditto.
8997 (CONST_OK_FOR_K): Ditto.
8998 (CONST_OK_FOR_L): Ditto.
8999 (CONST_OK_FOR_M): Ditto.
9000 (CONST_OK_FOR_N): Ditto.
9001 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
9005 (EXTRA_CONSTRAINT): Ditto.
9007 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9009 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
9011 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
9012 OPTION_MASK_ISA_64BIT.
9013 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9015 2007-05-30 Richard Guenther <rguenther@suse.de>
9018 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9019 types for comparison.
9020 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9021 with original typed arguments.
9022 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9024 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9026 PR tree-optimization/31769
9027 * except.c (duplicate_eh_regions): Clear prev_try if
9028 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9030 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9032 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9033 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9034 bsi of the location where statements should be inserted.
9035 (sink_code_in_bb): Take bsi from statement_sink_location.
9036 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9037 instead of bsi_start.
9038 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9040 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9041 (bsi_move_before): Document inconsistency with bsi_move_after.
9042 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9044 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9046 * config/i386/i386.h (TARGET_ABM): New define.
9047 (TARGET_POPCNT): Ditto.
9048 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
9049 New temporary defines to redefine from OPTION_ISA_* defines.
9050 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
9051 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
9052 (ix86_isa_flags): New extern int declaration.
9053 (TARGET_SUBTARGET_DEFAULT): New define.
9054 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
9055 (TARGET_SUBTARGET32_DEFAULT): Ditto.
9056 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
9057 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9058 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
9059 * config/i386/darwin.h: Change TARGET_64BIT define to
9062 * config/i386/i386.opt (m3dnowa): Define as undocumented option
9063 using existing "ix86_isa_flags" varible.
9064 (m32, m64): Use existing "ix86_isa_flags" variable.
9065 (mmmx, m3dnow): Ditto.
9066 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
9067 (mabm): Define as non-negative option using "x86_abm" variable.
9068 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
9070 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
9071 Rewrite feature test bitmap.
9072 (ix86_isa_flags): New initialized global int varible.
9073 (ix86_isa_flags_explicit): New static int variable.
9074 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
9075 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
9076 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
9077 target_flags_explicit.
9078 (override_options): Remove "target_enable" and "target_disable" fields
9079 from "struct ptt". Update processor_target_table accordingly. Remove
9080 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
9081 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
9082 "target_flags" and "ix86_isa_flags_explicit" instead of
9083 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
9084 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
9085 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
9086 to true when either of PTA_POPCNT or PTA_ABM is set in
9087 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
9088 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
9089 processor_alias_table flags entry. Remove handling of
9090 "target_enable" and "target_disable" fields of processor_target_table.
9091 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
9092 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
9093 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
9094 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
9095 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
9097 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
9099 2007-05-29 David Daney <ddaney@avtrex.com>
9102 * config/mips/mips.c (mips_output_mi_thunk): Emit
9103 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
9105 2007-05-29 Hui-May Chang <hm.chang@apple.com>
9106 * config/i386/i386.c (ix86_function_regparm): Added checking of
9107 ix86_force_align_arg_pointer to determine the number of
9108 register parameters.
9110 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
9112 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
9113 (SET_DR_MISALIGNMENT): New.
9114 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
9115 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
9116 Use SET_DR_MISALIGNMENT.
9117 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
9119 * tree-data-ref.c (create_data_ref, compute_all_dependences,
9120 find_loop_nest): Export.
9121 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
9122 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
9123 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
9124 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
9126 (struct mem_ref): Add field reuse_distance.
9127 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
9128 Initialize reuse_distance field.
9129 (issue_prefetch_ref): Select temporality of prefetch according to
9131 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
9132 self_reuse_distance, determine_loop_nest_reuse): New functions.
9133 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
9134 (tree_ssa_prefetch_arrays): Dump L2 cache size.
9135 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
9138 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
9140 * tree-ssa-alias.c: Add aliasing overview.
9142 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
9143 Danny Smith <dannysmith@users.sourceforge.net>
9146 * config/i386/t-crtfm: Compile crtfastmath.o with
9147 -minline-all-stringops.
9148 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
9149 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
9151 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9153 * doc/md.texi: Document constraints on HP PA-RISC.
9155 * pa/constraints.md: New file.
9156 * pa.md: Include constraints.md.
9157 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
9158 (integer_store_memory_operand, ldil_cint_p): New functions.
9159 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
9160 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9161 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
9162 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
9163 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
9165 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
9168 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
9169 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
9170 case POSTDECREMENT_EXPR>): Return the error_mark_node
9171 if either the real or imaginary parts would an
9174 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
9176 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
9177 name when we remove it from a call.
9179 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
9181 * targhooks.c (default_narrow_bitfield): Remove.
9182 * targhooks.h: Remove the prototype for
9183 default_narrow_bitfield.
9185 * langhooks-def.h: Remove the prototype for
9186 hook_get_alias_set_0.
9187 * langhooks.c (hook_get_alias_set_0): Remove.
9189 * global.c (EXECUTE_IF_CONFLICT): Remove.
9191 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9194 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
9195 return true when truth_value_p is true and the type
9198 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
9200 * doc/install.texi (Prerequisites): We no longer require Autoconf
9201 2.13 for the top-level.
9203 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
9205 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
9206 memory access via x86_expand_vector_move_misalign() only for
9207 TImode values on 32-bit targets.
9209 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
9211 * matrix-reorg.c: New file. Implement matrix flattening and
9212 transposing optimization.
9213 * tree-pass.h: Add matrix reorg pass.
9214 * common.opt: Add fipa-mreorg flag.
9215 * Makefile.in: Add matrix-reorg.c.
9216 * passes.c: Add matrix reorg pass.
9217 * varpool.c (add_new_static_var): New function.
9218 * cgraph.h (add_new_static_var): Declare.
9220 2007-05-27 Eric Christopher <echristo@apple.com>
9222 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
9223 sp_offset depending on stack size. Save r12 depending
9224 on registers we're saving later.
9225 (rs6000_emit_epilogue): Update sp_offset depending only
9228 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
9230 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
9231 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9232 * ifcvt.c (if_convert): Ditto.
9233 * tree-ssa-threadupdate.c (thread_block): Ditto.
9234 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
9235 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9236 verify_loop_closed_ssa): Check number_of_loops instead of
9238 * predict.c (tree_estimate_probability): Ditto.
9239 * tree-if-conv.c (main_tree_if_conversion): Ditto.
9240 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9241 * modulo-sched.c (sms_schedule): Ditto.
9242 * tree-scalar-evolution.c (scev_const_prop): Ditto.
9243 (scev_finalize): Do not do anything if scev analysis was not
9245 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
9246 current_loops == NULL.
9247 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
9248 * loop-init.c (loop_optimizer_init): Do not free current_loops when
9250 (loop_optimizer_finalize): Assert that loops were analyzed.
9251 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
9252 rtl_doloop): Check number_of_loops instead of current_loops.
9253 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
9254 current_loops == NULL.
9255 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
9256 gate_tree_vectorize tree_linear_transform, check_data_deps,
9257 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
9258 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
9259 Check number_of_loops instead of current_loops.
9260 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
9261 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
9262 free loops if available.
9263 (execute_pre): Do not pass do_fre to fini_pre.
9265 2007-05-27 Tobias Burnus <burnus@net-b.de>
9268 * real.c (mpfr_from_real): Fix sign of -Inf.
9270 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
9272 * tree-vect-transform.c (vectorizable_conversion): Initialize
9273 tree_code variables to ERROR_MARK.
9274 (vectorizable_type_demotion): Likewise.
9275 (vectorizable_type_promotion): Likewise.
9277 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9280 * config/i386/i386.md (movti): Handle push operands via
9283 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9285 * basic-block.h: Remove the prototype for merge_seq_blocks.
9286 * cfgcleanup.c (merge_seq_blocks): Remove.
9288 * tree-flow.h: Remove the prototype for is_aliased_with.
9289 * tree-ssa-alias.c (is_aliased_with): Remove.
9291 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
9293 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
9295 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
9297 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
9298 ix86_expand_sse4_unpack if SSE4.1 is enabled.
9299 (vec_unpacks_hi_v16qi): Likewise.
9300 (vec_unpacku_lo_v16qi): Likewise.
9301 (vec_unpacks_lo_v16qi): Likewise.
9302 (vec_unpacku_hi_v8hi): Likewise.
9303 (vec_unpacks_hi_v8hi): Likewise.
9304 (vec_unpacku_lo_v8hi): Likewise.
9305 (vec_unpacks_lo_v8hi): Likewise.
9306 (vec_unpacku_hi_v4si): Likewise.
9307 (vec_unpacks_hi_v4si): Likewise.
9308 (vec_unpacku_lo_v4si): Likewise.
9309 (vec_unpacks_lo_v4si): Likewise.
9311 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9313 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9314 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9315 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9316 follow spelling conventions in various
9317 warning/error/diagnostic messages.
9319 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9320 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9321 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9322 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9323 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9324 * doc/tm.texi: Follow spelling conventions.
9326 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9329 * tree-ssa-forwprop.c
9330 (forward_propagate_addr_into_variable_array_index): Remove
9331 the lhs argument. Use the type of def_rhs instead of lhs.
9332 (forward_propagate_addr_expr_1): Update use of
9333 forward_propagate_addr_into_variable_array_index.
9335 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9336 Nigel Stephens <nigel@mips.com>
9338 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9339 function attributes, "far" being an alias for "long_call".
9340 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9341 (mips_near_type_p, mips_far_type_p): New.
9342 (mips_comp_type_attributes): New function to check that attributes
9343 attached to a function type are compatible.
9344 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9345 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9346 to the target function of the thunk.
9347 (mips_encode_section_info): Check for "near" and "far" function
9348 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9350 * config/mips/predicates.md (const_call_insn_operand): Test only
9351 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9353 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9356 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9357 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9358 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9359 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9361 2007-05-25 Eric Christopher <echristo@apple.com>
9363 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9364 to x86-darwin configurations.
9365 * config/i386/t-darwin: Add softfp support.
9366 * config/i386/t-darwin64: Ditto.
9367 * config/i386/sfp-machine.h: If mach then don't use
9368 aliasing, emit a stub to call.
9370 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9372 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9373 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9374 tree-predcom.c, tree-ssa-alias-warnings.c,
9375 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9376 comment typos. Follow spelling conventions.
9377 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9379 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9382 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9383 constants into memory. Expand unaligned memory references for
9384 SSE modes via x86_expand_vector_move_misalign() function.
9386 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9388 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9389 "memory" attribute for "sseishft" type insn without operands[2].
9391 2007-05-25 Dirk Mueller <dmueller@suse.de>
9392 Marcus Meissner <meissner@suse.de>
9394 * doc/extend.texi (alloc_size): New attribute.
9395 * c-common.c (handle_alloc_size_attribute): New.
9396 * tree-object-size.c (alloc_object_size): Use alloc_size
9397 attribute, if available.
9399 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9401 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9403 (__builtin_ia32_vec_ext_v2di): Likewise.
9404 (__builtin_ia32_vec_ext_v4si): Likewise.
9405 (__builtin_ia32_vec_ext_v8hi): Likewise.
9406 (__builtin_ia32_vec_ext_v16qi): Likewise.
9407 (__builtin_ia32_vec_set_v8hi): Likewise.
9409 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9411 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9413 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9415 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9416 (arm_is_longcall_p): Rename to...
9417 (arm_is_long_call_p): ...this. Take a single tree argument and
9419 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9420 (CUMULATIVE_ARGS): Remove call_cookie.
9421 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9422 (ENCODED_LONG_CALL_ATTR_P): Delete.
9423 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9424 LONG_CALL_FLAG_CHAR cases.
9425 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9426 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9427 ARM_DECLARE_FUNCTION_SIZE.
9428 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9429 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9430 (arm_encode_call_attribute, current_file_function_operand): Delete.
9431 (arm_function_in_section_p): New function.
9432 (arm_is_longcall_p): Rename to...
9433 (arm_is_long_call_p): ...this. Take the target function as a single
9434 argument and return a bool. Do not rely on call cookies. Check
9435 whether the target symbol is in the same section as the current
9436 function, not just the same compilation unit.
9437 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9438 (arm_encode_section_info): Don't encode a call type.
9439 * config/arm/arm.md (call, call_value): Update calls to
9440 arm_is_long(_)call_p. Simplify logic.
9441 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9442 Update calls to arm_is_long(_)call_p.
9444 2007-05-25 Richard Guenther <rguenther@suse.de>
9446 PR tree-optimization/31982
9447 * tree-ssa-forwprop.c
9448 (forward_propagate_addr_into_variable_array_index): Handle arrays
9449 with element size one.
9451 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9453 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9454 (umulsi3_highpart): Likewise.
9456 2007-05-24 Ian Lance Taylor <iant@google.com>
9458 PR rtl-optimization/32069
9459 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9462 2007-05-24 Ollie Wild <aaw@google.com>
9464 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9467 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9469 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9470 (oprs_unchanged_p): Use it to check all registers in a REG.
9471 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9472 (reg_set_between_after_reload_p): Delete.
9473 (reg_used_between_after_reload_p): Likewise.
9474 (reg_set_or_used_since_bb_start): Likewise.
9475 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9476 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9477 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9478 * rtlanal.c (reg_set_p): Check whether REG overlaps
9479 regs_invalidated_by_call, rather than just checking the
9480 membership of REGNO (REG).
9482 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9484 * doc/passes.texi: Document predictive commoning.
9485 * doc/invoke.texi (-fpredictive-commoning): Document.
9486 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9487 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9488 adding indices to the generated name.
9489 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9490 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9491 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9492 (op_symbol_code): ... and exported.
9493 (dump_omp_clause, op_symbol): Use op_symbol_code
9494 instead of op_symbol_1.
9495 * tree-pass.h (pass_predcom): Declare.
9496 * timevar.def (TV_PREDCOM): New timevar.
9497 * tree-ssa-loop.c (run_tree_predictive_commoning,
9498 gate_tree_predictive_commoning, pass_predcom): New.
9499 * tree-data-ref.c (find_data_references_in_loop): Find the
9500 references in dominance order.
9501 (canonicalize_base_object_address): Ensure that the result has
9503 (dr_analyze_innermost): Export.
9504 (create_data_ref): Code to fail for references with invariant
9506 (find_data_references_in_stmt): ... here.
9507 * tree-data-ref.h (dr_analyze_innermost): Declare.
9508 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9509 (aff_combination_find_elt, name_expansion_hash,
9510 name_expansion_eq, tree_to_aff_combination_expand,
9511 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9513 * tree-affine.h (aff_combination_constant_multiple_p,
9514 tree_to_aff_combination_expand): Declare.
9515 * tree-predcom.c: New file.
9516 * common.opt (fpredictive-commoning): New option.
9517 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9518 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9519 * Makefile.in (tree-predcom.o): Add.
9520 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9521 * passes.c (init_optimization_passes): Add dceloop after
9522 copy propagation in loop optimizer. Add predictive commoning
9523 to loop optimizer passes.
9525 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9527 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9530 2007-05-24 Jan Hubicka <jh@suse.cz>
9532 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9534 (genheader): Include statistics.h.
9536 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9538 * print-rtl.c (flag_dump_unnumbered): Update comments.
9539 (print_rtl): Fix my previous change.
9540 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9543 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9546 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9548 (thread_through_all_blocks): Call initialize_original_copy_tables
9549 and free_original_copy_tables.
9550 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9552 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9553 * cfghooks.c (duplicate_block): Use get_loop_copy.
9554 * cfg.c: Include cfgloop.h.
9555 (loop_copy): New hash table.
9556 (initialize_original_copy_tables): Initialize loop_copy table.
9557 (free_original_copy_tables): Free loop_copy table.
9558 (copy_original_table_clear, copy_original_table_set,
9559 set_loop_copy, get_loop_copy): New functions.
9560 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9561 * cfgloop.h (struct loop): Remove copy field.
9562 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9563 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9565 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9567 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9568 -msse/-msse2/-msse3.
9570 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9572 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9573 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9575 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9578 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9579 * targhooks.h (default_mangle_decl_assembler_name): Declare
9581 * targhooks.c (default_mangle_decl_assembler_name): Define
9583 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9585 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9586 * langhooks.c (lhd_set_decl_assembler_name): Call
9587 targetm.mangle_decl_assembler_name for names with global scope.
9589 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9591 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9592 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9594 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9595 New. Factored out of i386_pe_encode_section_info.
9596 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9597 Move check for prior decoration of stdcall
9598 symbols to i386_pe_encode_section_info.
9599 (i386_pe_encode_section_info): Adjust call to
9600 gen_stdcall_or_fastcall_suffix. Use
9601 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9602 (i386_pe_mangle_decl_assembler_name): New. Wrap
9603 i386_pe_maybe_mangle_decl_assembler_name.
9605 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9607 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9608 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9609 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9610 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9611 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9614 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9615 Nigel Stephens <nigel@mips.com>
9616 Richard Sandiford <richard@codesourcery.com>
9618 Fix up MIPS16 hard float and add support for complex.
9620 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9621 (TARGET_SOFT_FLOAT_ABI): New.
9622 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9623 __mips_soft_float to reflect the ABI in use, not whether the
9624 FPU is directly accessible (e.g., in MIPS16 mode).
9625 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9626 (UNITS_PER_FPVALUE): Likewise.
9628 * config/mips/mips.c (mips_expand_call): Remove redundant
9629 TARGET_MIPS16 check.
9630 (mips_arg_regno): New.
9631 (function_arg_advance): When setting bits in cum->fp_code for
9632 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9634 (function_arg): Use mips_arg_regno.
9635 (mips_return_mode_in_fpr_p): New.
9636 (mips16_call_stub_mode_suffix): New.
9637 (mips16_cfun_returns_in_fpr_p): New.
9638 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9639 (mips_output_function_prologue): Test mips16_hard_float, not
9640 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9641 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9642 return value into a floating-point register.
9643 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9644 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9645 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9646 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9647 word of double arguments from or to the high bits of 64-bit
9648 floating point registers.
9649 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9650 (mips16_fpret_double): New helper function.
9651 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9652 support for complex modes. Fill in DECL_RESULT for stubdecl.
9653 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9655 * config/mips/mips16.S
9656 (RET, ARG1, ARG2): New.
9657 (MERGE_GPRf, MERGE_GPRt): New.
9658 (DELAYt, DELAYf): New.
9659 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9660 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9661 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9662 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9663 (SFOP): Renamed to...
9664 (OPSF3): This, and macro-ified. Updated all uses.
9665 (SFOP2): Renamed to...
9666 (OPSF2): This, and macro-ified. Updated all uses.
9667 (SFCMP): Renamed to...
9668 (CMPSF): This, and macro-ified. Updated all uses.
9669 (SFREVCMP): Renamed to...
9670 (REVCMPSF): This, and macro-ified. Updated all uses.
9671 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9672 (LDDBL1, LDDBL2, RETDBL): Deleted.
9673 (DFOP): Renamed to...
9674 (OPDF3): This, and macro-ified. Updated all uses.
9675 (DFOP2): Renamed to...
9676 (OPDF2): This, and macro-ified. Updated all uses.
9677 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9678 (DFCMP): Renamed to...
9679 (CMPDF): This, and macro-ified. Updated all uses.
9680 (DFREVCMP): Renamed to...
9681 (REVCMPDF): This, and macro-ified. Updated all uses.
9682 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9683 (RET_FUNCTION): New.
9684 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9685 (__mips16_ret_sc, __mips16_ret_dc): New.
9686 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9687 STUB_ARGS_6, STUB_ARGS_10): New.
9688 (CALL_STUB_NO_RET): New.
9689 (__mips16_call_stub_1): Macro-ified.
9690 (__mips16_call_stub_5): Macro-ified.
9691 (__mips16_call_stub_2): Macro-ified.
9692 (__mips16_call_stub_6): Macro-ified.
9693 (__mips16_call_stub_9): Macro-ified.
9694 (__mips16_call_stub_10): Macro-ified.
9695 (CALL_STUB_RET): New.
9696 (__mips16_call_stub_sf_0): Macro-ified.
9697 (__mips16_call_stub_sf_1): Macro-ified.
9698 (__mips16_call_stub_sf_5): Macro-ified.
9699 (__mips16_call_stub_sf_2): Macro-ified.
9700 (__mips16_call_stub_sf_6): Macro-ified.
9701 (__mips16_call_stub_sf_9): Macro-ified.
9702 (__mips16_call_stub_sf_10): Macro-ified.
9703 (__mips16_call_stub_df_0): Macro-ified.
9704 (__mips16_call_stub_df_1): Macro-ified.
9705 (__mips16_call_stub_df_5): Macro-ified.
9706 (__mips16_call_stub_df_2): Macro-ified.
9707 (__mips16_call_stub_df_6): Macro-ified.
9708 (__mips16_call_stub_df_9): Macro-ified.
9709 (__mips16_call_stub_df_10): Macro-ified.
9710 (__mips16_call_stub_sc_0): New.
9711 (__mips16_call_stub_sc_1): New.
9712 (__mips16_call_stub_sc_5): New.
9713 (__mips16_call_stub_sc_2): New.
9714 (__mips16_call_stub_sc_6): New.
9715 (__mips16_call_stub_sc_9): New.
9716 (__mips16_call_stub_sc_10): New.
9717 (__mips16_call_stub_dc_0): New.
9718 (__mips16_call_stub_dc_1): New.
9719 (__mips16_call_stub_dc_5): New.
9720 (__mips16_call_stub_dc_2): New.
9721 (__mips16_call_stub_dc_6): New.
9722 (__mips16_call_stub_dc_9): New.
9723 (__mips16_call_stub_dc_10): New.
9725 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9726 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9727 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9729 2007-05-23 Ian Lance Taylor <iant@google.com>
9731 * doc/invoke.texi (Invoking GCC): Document that the order of the
9734 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9737 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9738 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9739 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9743 * config/score/score.c (score_print_operand): Make sure that only
9744 lower bits are used.
9746 2007-05-22 Ian Lance Taylor <iant@google.com>
9748 * tree-vrp.c (avoid_overflow_infinity): New static function,
9749 broken out of set_value_range_to_value.
9750 (set_value_range_to_value): Call avoid_overflow_infinity.
9751 (extract_range_from_assert): Likewise.
9753 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9756 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9757 change the type before looking for a COMPOUND_EXPR.
9759 2007-05-22 Ian Lance Taylor <iant@google.com>
9761 * lower-subreg.c (decompose_multiword_subregs): If we change an
9762 insn, call remove_retval_note on it.
9764 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9766 * regs.h (end_hard_regno): New function.
9767 (END_HARD_REGNO, END_REGNO): New macros.
9768 (add_to_hard_reg_set): New function.
9769 (remove_from_hard_reg_set): Likewise.
9770 (in_hard_reg_set_p): Likewise.
9771 (overlaps_hard_reg_set_p): Likewise.
9772 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9773 (note_btr_set): Use END_HARD_REGNO.
9774 * caller-save.c (setup_save_areas): Use end_hard_regno.
9775 (mark_set_regs): Use END_HARD_REGNO.
9776 (add_stored_regs): Use end_hard_regno.
9777 (mark_referenced_regs): Use add_to_hard_reg_set.
9778 * combine.c (update_table_tick): Use END_REGNO.
9779 (record_value_for_reg): Likewise.
9780 (record_dead_and_set_regs): Likewise.
9781 (get_last_value_validate): Likewise.
9782 (use_crosses_set_p): Likewise.
9783 (reg_dead_at_p_1): Likewise.
9784 (reg_dead_at_p): Likewise.
9785 (mark_used_regs_combine): Use add_to_hard_reg_set.
9786 (move_deaths): Use END_HARD_REGNO.
9787 (reg_bitfield_target_p): Use end_hard_regno.
9788 (distribute_notes): Use END_HARD_REGNO.
9789 * cse.c (mention_regs): Use END_REGNO.
9790 (insert): Use add_to_hard_reg_set.
9791 (invalidate): Use END_HARD_REGNO.
9792 (invalidate_for_call): Likewise.
9793 (exp_equiv_p): Use END_REGNO.
9794 (cse_insn): Likewise.
9795 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9796 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9797 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9798 * function.c (keep_stack_depressed): Use end_hard_regno.
9799 * global.c (global_alloc): Use end_hard_regno.
9800 (global_conflicts): Use add_to_hard_reg_set instead of
9802 (find_reg): Likewise.
9803 (mark_reg_store): Likewise.
9804 (mark_reg_conflicts): Likewise.
9805 (mark_reg_death): Use remove_from_hard_reg_set.
9806 (mark_reg_live_nc): Delete.
9807 (set_preference): Use end_hard_regno.
9808 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9809 remove_from_hard_reg_set.
9810 (post_mark_life): Use add_to_hard_reg_set.
9811 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9812 (reg_becomes_live): Use add_to_hard_reg_set.
9813 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9814 (peep2_find_free_register): Use add_to_hard_reg_set.
9815 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9816 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9817 * regrename.c (note_sets): Use add_to_hard_reg_set.
9818 (clear_dead_regs): Use remove_from_hard_reg_set.
9819 (regrename_optimize): Use add_to_hard_reg_set.
9820 (find_oldest_value_reg): Use in_hard_reg_set_p.
9821 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9822 (hard_reg_set_here_p): Use end_hard_regno.
9823 (decompose): Likewise.
9824 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9825 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9826 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9827 (mark_home_live): Use end_hard_regno.
9828 (spill_hard_reg): Likewise.
9829 (clear_reload_reg_in_use): Likewise.
9830 * reorg.c (delete_prior_computation): Use END_REGNO.
9831 * resource.c (update_live_status): Use END_HARD_REGNO.
9832 (mark_referenced_resources): Use add_to_hard_reg_set.
9833 (mark_set_resources): Likewise.
9834 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9835 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9836 (reg_overlap_mentioned_p): Likewise.
9837 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9838 (covers_regno_no_parallel_p): Use END_REGNO.
9839 (find_regno_note): Likewise.
9840 (find_reg_fusage): Use END_HARD_REGNO.
9841 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9842 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9844 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9846 * mode-switching.c (reg_dies): Change type of second argument to
9848 (optimize_mode_switching): Update accordingly.
9850 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9852 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9854 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9855 (hard_reg_set_empty_p): ...these new functions.
9856 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9857 GO_IF_HARD_REG_SUBSET.
9858 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9859 instead of GO_IF_HARD_REG_EQUAL.
9860 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9861 instead of GO_IF_HARD_REG_EQUAL.
9862 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9863 GO_IF_HARD_REG_SUBSET.
9864 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9865 GO_IF_HARD_REG_EQUAL.
9866 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9867 of GO_IF_HARD_REG_SUBSET.
9868 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9869 instead of GO_IF_HARD_REG_EQUAL.
9870 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9871 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9872 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9873 of GO_IF_HARD_REG_SUBSET,
9874 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9875 GO_IF_HARD_REG_SUBSET.
9876 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9877 instead of GO_IF_HARD_REG_EQUAL.
9878 * config/sh/sh.c (push_regs, calc_live_regs): Use
9879 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9880 (hard_regs_intersect_p): Delete.
9882 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9884 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9886 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9887 Richard Henderson <rth@redhat.com>
9889 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9891 (x86_64-*-*): Likewise.
9893 * i386/i386-modes.def (V2QI): New.
9895 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9897 (override_options): Support SSE4.1.
9898 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9899 (IX86_BUILTIN_BLENDPS): Likewise.
9900 (IX86_BUILTIN_BLENDVPD): Likewise.
9901 (IX86_BUILTIN_BLENDVPS): Likewise.
9902 (IX86_BUILTIN_PBLENDVB128): Likewise.
9903 (IX86_BUILTIN_PBLENDW128): Likewise.
9904 (IX86_BUILTIN_DPPD): Likewise.
9905 (IX86_BUILTIN_DPPS): Likewise.
9906 (IX86_BUILTIN_INSERTPS128): Likewise.
9907 (IX86_BUILTIN_MOVNTDQA): Likewise.
9908 (IX86_BUILTIN_MPSADBW128): Likewise.
9909 (IX86_BUILTIN_PACKUSDW128): Likewise.
9910 (IX86_BUILTIN_PCMPEQQ): Likewise.
9911 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9912 (IX86_BUILTIN_PMAXSB128): Likewise.
9913 (IX86_BUILTIN_PMAXSD128): Likewise.
9914 (IX86_BUILTIN_PMAXUD128): Likewise.
9915 (IX86_BUILTIN_PMAXUW128): Likewise.
9916 (IX86_BUILTIN_PMINSB128): Likewise.
9917 (IX86_BUILTIN_PMINSD128): Likewise.
9918 (IX86_BUILTIN_PMINUD128): Likewise.
9919 (IX86_BUILTIN_PMINUW128): Likewise.
9920 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9921 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9922 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9923 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9924 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9925 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9926 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9927 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9928 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9929 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9930 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9931 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9932 (IX86_BUILTIN_PMULDQ128): Likewise.
9933 (IX86_BUILTIN_PMULLD128): Likewise.
9934 (IX86_BUILTIN_ROUNDPD): Likewise.
9935 (IX86_BUILTIN_ROUNDPS): Likewise.
9936 (IX86_BUILTIN_ROUNDSD): Likewise.
9937 (IX86_BUILTIN_ROUNDSS): Likewise.
9938 (IX86_BUILTIN_PTESTZ): Likewise.
9939 (IX86_BUILTIN_PTESTC): Likewise.
9940 (IX86_BUILTIN_PTESTNZC): Likewise.
9941 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9942 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9943 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9944 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9945 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9947 (bdesc_sse_3arg): Likewise.
9948 (bdesc_2arg): Likewise.
9949 (bdesc_1arg): Likewise.
9950 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9952 (ix86_expand_sse_4_operands_builtin): New.
9953 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9954 smaller than 8 bits as the 2nd arg.
9955 (ix86_expand_sse_ptest): New.
9956 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9957 (ix86_expand_vector_set): Support SSE4.1.
9958 (ix86_expand_vector_extract): Likewise.
9960 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9961 __SSE4_1__ for -msse4.1.
9963 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9964 (UNSPEC_INSERTPS): Likewise.
9965 (UNSPEC_DP): Likewise.
9966 (UNSPEC_MOVNTDQA): Likewise.
9967 (UNSPEC_MPSADBW): Likewise.
9968 (UNSPEC_PHMINPOSUW): Likewise.
9969 (UNSPEC_PTEST): Likewise.
9970 (UNSPEC_ROUNDP): Likewise.
9971 (UNSPEC_ROUNDS): Likewise.
9973 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9975 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9976 (const_pow2_1_to_32768_operand): Likewise.
9978 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9981 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9983 (sse4_1_insertps): Likewise.
9984 (*sse4_1_extractps): Likewise.
9985 (sse4_1_ptest): Likewise.
9986 (sse4_1_mulv2siv2di3): Likewise.
9987 (*sse4_1_mulv4si3): Likewise.
9988 (*sse4_1_smax<mode>3): Likewise.
9989 (*sse4_1_umax<mode>3): Likewise.
9990 (*sse4_1_smin<mode>3): Likewise.
9991 (*sse4_1_umin<mode>3): Likewise.
9992 (sse4_1_eqv2di3): Likewise.
9993 (*sse4_1_pinsrb): Likewise.
9994 (*sse4_1_pinsrd): Likewise.
9995 (*sse4_1_pinsrq): Likewise.
9996 (*sse4_1_pextrb): Likewise.
9997 (*sse4_1_pextrb_memory): Likewise.
9998 (*sse4_1_pextrw_memory): Likewise.
9999 (*sse4_1_pextrq): Likewise.
10000 (sse4_1_blendpd): Likewise.
10001 (sse4_1_blendps): Likewise.
10002 (sse4_1_blendvpd): Likewise.
10003 (sse4_1_blendvps): Likewise.
10004 (sse4_1_dppd): Likewise.
10005 (sse4_1_dpps): Likewise.
10006 (sse4_1_movntdqa): Likewise.
10007 (sse4_1_mpsadbw): Likewise.
10008 (sse4_1_packusdw): Likewise.
10009 (sse4_1_pblendvb): Likewise.
10010 (sse4_1_pblendw): Likewise.
10011 (sse4_1_phminposuw): Likewise.
10012 (sse4_1_extendv8qiv8hi2): Likewise.
10013 (*sse4_1_extendv8qiv8hi2): Likewise.
10014 (sse4_1_extendv4qiv4si2): Likewise.
10015 (*sse4_1_extendv4qiv4si2): Likewise.
10016 (sse4_1_extendv2qiv2di2): Likewise.
10017 (*sse4_1_extendv2qiv2di2): Likewise.
10018 (sse4_1_extendv4hiv4si2): Likewise.
10019 (*sse4_1_extendv4hiv4si2): Likewise.
10020 (sse4_1_extendv2hiv2di2): Likewise.
10021 (*sse4_1_extendv2hiv2di2): Likewise.
10022 (sse4_1_extendv2siv2di2): Likewise.
10023 (*sse4_1_extendv2siv2di2): Likewise.
10024 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10025 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10026 (sse4_1_zero_extendv4qiv4si2): Likewise.
10027 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10028 (sse4_1_zero_extendv2qiv2di2): Likewise.
10029 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10030 (sse4_1_zero_extendv4hiv4si2): Likewise.
10031 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10032 (sse4_1_zero_extendv2hiv2di2): Likewise.
10033 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10034 (sse4_1_zero_extendv2siv2di2): Likewise.
10035 (*sse4_1_zero_extendv2siv2di2): Likewise.
10036 (sse4_1_roundpd): Likewise.
10037 (sse4_1_roundps): Likewise.
10038 (sse4_1_roundsd): Likewise.
10039 (sse4_1_roundss): Likewise.
10040 (mulv4si3): Don't expand for SSE4.1.
10041 (smax<mode>3): Likewise.
10042 (umaxv4si3): Likewise.
10043 (uminv16qi3): Likewise.
10044 (umin<mode>3): Likewise.
10045 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
10047 * doc/extend.texi: Document SSE4.1 built-in functions.
10049 * doc/invoke.texi: Document -msse4.1.
10051 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
10053 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
10054 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
10055 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
10056 (ASM_SPEC): Add asm_pcrel_spec.
10057 (EXTRA_SPECS): Add asm_pcrel_spec.
10059 2007-05-21 David Daney <ddaney@avtrex.com>
10061 * doc/install.texi (Building a cross compiler): Add requirements
10062 for Java cross compiler.
10064 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10066 PR middle-end/31995
10067 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
10068 Add loopno argument. Use evolution_function_is_invariant_rec_p
10069 instead of evolution_function_is_constant_p.
10070 Update calls to evolution_function_is_affine_multivariate_p.
10071 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
10072 Add loopno argument.
10073 * tree-scalar-evolution.c (gather_chrec_stats): Call
10074 evolution_function_is_affine_multivariate_p with a loop
10076 * tree-data-ref.c (analyze_miv_subscript): Likewise.
10077 (analyze_overlapping_iterations): Likewise.
10078 (access_functions_are_affine_or_constant_p): Likewise.
10079 (build_classic_dist_vector_1): If the access functions
10080 are equal, don't do anything.
10082 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
10083 Paolo Carlini <pcarlini@suse.de>
10084 Uros Bizjak <ubizjak@gmail.com>
10086 * c-cppbuiltin.c (c_cpp_builtins): Define
10087 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
10088 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
10089 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
10090 * doc/cpp.texi ([Standard Predefined Macros]): Document.
10092 2007-05-21 Mike Stump <mrs@apple.com>
10094 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
10096 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10098 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
10100 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
10101 implementation if __OPTIMIZE__ is not defined.
10102 (_mm_alignr_pi8): Ditto.
10103 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10104 (_mm_inserti_si64): Ditto.
10105 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10106 (_mm_slli_epi16): Ditto.
10107 (_mm_slli_epi32): Ditto.
10108 (_mm_slli_epi64): Ditto.
10109 (_mm_srai_epi16): Ditto.
10110 (_mm_srai_epi32): Ditto.
10111 (_mm_srli_si128): Ditto.
10112 (_mm_slli_si128): Ditto.
10113 (_mm_srli_epi16): Ditto.
10114 (_mm_srli_epi32): Ditto.
10115 (_mm_srli_epi64): Ditto.
10116 (_mm_extract_epi16): Ditto.
10117 (_mm_insert_epi16): Ditto.
10118 (_mm_shufflehi_epi16): Ditto.
10119 (_mm_shufflelo_epi16): Ditto.
10120 (_mm_shuffle_epi32): Ditto.
10121 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
10122 (_m_pextrw): Ditto.
10123 (_mm_insert_pi16): Ditto.
10124 (_m_pinsrw): Ditto.
10125 (_mm_shuffle_pi16): Ditto.
10126 (_m_pshufw): Ditto.
10127 (_mm_shufle_ps): Ditto.
10128 (_mm_prefetch): Ditto.
10130 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
10132 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
10133 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
10134 * real.c (encode_i370_single, decode_i370_single,
10135 encode_i370_double, decode_i370_double): Functions removed.
10136 (i370_single_format, i370_double_format): Initializations removed.
10137 (real_maxval, round_for_format, exact_real_truncate, significand_size):
10138 Consider the log2_b field to always be one.
10139 (ieee_single_format, mips_single_format, coldfire_single_format,
10140 ieee_double_format, mips_double_format, coldfire_double_format,
10141 ieee_extended_motorola_format, ieee_extended_intel_96_format,
10142 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
10143 ibm_extended_format, mips_extended_format, ieee_quad_format,
10144 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
10145 decimal_single_format, decimal_double_format, decimal_quad_format,
10146 c4x_single_format, c4x_extended_format, real_internal_format): Remove
10147 initialization of log2_b.
10148 * real.h (i370_single_format, i370_double_format): Declarations
10150 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
10151 field to always be one.
10153 2007-05-21 Andreas Schwab <schwab@suse.de>
10155 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
10156 NOTE_INSN_BASIC_BLOCK_P.
10157 (process_for_unwind_directive): Likewise.
10159 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
10161 * builtins.c (expand_builtin_setjmp_setup): Update comment.
10162 * function.h (struct function): Move va_list_gpr_size,
10163 va_list_fpr_size, function_frequency to front of bitfields. Add
10165 (current_function_calls_unwind_init): New.
10166 * except.c (expand_builtin_unwind_init): Set
10167 current_function_calls_unwind_init not
10168 current_function_has_nonlocal_label.
10169 * reload1.c (has_nonexceptional_receiver): New.
10170 (reload): Use it and current_function_calls_unwind_init to
10171 determine whether call-saved regs must be saved.
10173 2007-05-20 Jan Hubicka <jh@suse.cz>
10175 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
10176 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10177 * ddg.c (create_ddg): LIkewise.
10178 * final.c (final): Remove hunk moving line number notes around since
10179 they are no longer present at this stage.
10180 (final_scan_insn): Use NOTE_KIND instead of
10181 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10182 (output_asm_label): Likewise.
10183 * reorg.c (dbr_schedule): Likewise.
10184 * haifa-sched.c (unlink_other_notes): Likewise.
10185 * mode-switching.c (optimize_mode_switching): Likewise.
10186 * graph.c (start_bb): Likewise.
10187 * rtl.def (NOTE): Update description.
10188 * jump.c (squeeze_notes): Delete.
10189 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
10190 NOTE_INSN_BASIC_BLOCK_P when possible.
10191 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
10192 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
10193 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10194 (dwarf2out_var_location): Likewise.
10195 * cfgbuild.c (make_edges): Likewise.
10196 (find_basic_blocks_1): Likewise.
10197 * function.c (reorder_blocks_1): Likewise.
10198 (epilogue_done): Likewise.
10199 (reposition_prologue_and_epilogue_notes): Likewise.
10200 * print-rtl.c (print_rtx): Likewise; drop code for printing
10202 (print_rtl): Likewise.
10203 (print_rtl_single): Likewise.
10204 * gcse.c (insert_insn_start_bb): Likewise.
10205 * alias.c (init_alias_analysis): Likewise.
10206 * calls.c (fixup_tail_calls): Likewise.
10207 * except.c (sjlj_emit_function_enter): Likewise.
10208 * emit-rtl.c (add_insn_after): Likeiwse.
10209 (emit_label_before): Likewise.
10210 (emit_label_after): Likewise.
10211 (emit_note_before, emit_note_after, emit_note): Update
10212 parameter to be enum insn_note; do not deal with source
10214 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
10215 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
10217 (merge_blocks_move_successor_nojumps): Simplify now when
10218 we don't have BLOCK notes.
10219 (try_optimize_cfg): Likewise.
10220 * cfglayout.c (skip_insns_after_block): Likewise.
10221 (record_effective_endpoints): Likewise.
10222 (duplicate_insn_chain): Likewise.
10223 * varasm.c (output_constant_pool_1): Likewise.
10224 * sched-deps.c (sched_analyze): Likewise.
10225 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
10227 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
10228 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
10229 (SET_INSN_DELETED): Simplify.
10230 (NOTE_LINE_NUMBER): Exterminate.
10231 (NOTE_LINE_KIND): New.
10232 (NOTE_INSN_BASIC_BLOCK_P): Update.
10233 (enum insn_note): Simplify.
10234 (GET_NOTE_INSN_NAME) Simplify.
10235 (emit_note_before, emit_note_after, emit_note): Update prototype.
10236 (squeeze_notes): Remove.
10237 * sched-int.h (NOTE_NOT_BB_P): Update.
10238 * resource.c (mark_target_live_regs): Update.
10239 * sched-rgn.c (debug_dependencies): Update.
10240 * sched-vis.c (print_insn): Update.
10241 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
10242 * config/i386/i386.c (ix86_output_function_epilogue): Update.
10243 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
10244 (TARGET_ADJUST_UNROLL_MAX): Likewise.
10245 (split_branches): Update.
10246 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
10248 (sh_adjust_unroll_max): Exterminate.
10249 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
10250 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
10251 (m68hc11_reorg): Likewise.
10252 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
10253 (emit_predicate_relation_info): Update.
10254 (process_for_unwind_directive): Update.
10255 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
10256 (output_call): Update.
10257 * config/pa/pa.c (output_lbranch): Update.
10258 (output_millicode_call): Update.
10259 (output_call): Update.
10260 (pa_combine_instructions): Update.
10261 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
10262 * config/bfin/bfin.c (gen_one_bundle): Update.
10263 * cfgrtl.c (can_delete_note_p): Update.
10264 (delete_insn): Update.
10265 (rtl_merge_blocks): Update.
10266 (commit_one_edge_insertion): Update.
10267 (rtl_verify_flow_info): Update.
10268 * stmt.c (expand_case): Do not call squeeze_notes.
10270 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10277 * c.opt (Wtype-limits): New.
10278 * doc/invoke.texi (Wtype-limits): Document it.
10279 (Wextra): Enabled by -Wextra.
10280 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10281 * c-common.c (shorten_compare): Warn with Wtype-limits.
10283 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10285 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
10286 inlined function, not as a macro.
10287 (_mm_alignr_pi8): Ditto.
10288 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10289 (_mm_inserti_si64): Ditto.
10290 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10291 (_mm_extract_epi16): Ditto.
10292 (_mm_insert_epi16): Ditto.
10293 (_mm_shufflehi_epi16): Ditto.
10294 (_mm_shufflelo_epi16): Ditto.
10295 (_mm_shuffle_epi32): Ditto.
10296 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
10297 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
10299 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
10301 (_m_to_float): Use C89 compatible assignment.
10303 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10306 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10308 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10311 * doc/invoke.texi (Wreturn-type): Complete description.
10312 (Wextra): Delete item about return-type warning.
10313 * c-decl.c: Delete redundant Wextra warning.
10315 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10318 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10319 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10320 inlined function, not as a macro.
10321 (_mm_prefetch): Ditto.
10322 (_m_pextrw): Ditto.
10323 (_mm_insert_pi16): Ditto.
10324 (_m_pinsrw): Ditto.
10325 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10326 (_m_pshufw): Ditto. Add const to __N argument.
10327 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10328 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10329 (_mm_slli_epi32): Ditto.
10330 (_mm_srli_si128): Implement as always inlined function, not as a
10331 macro. Add __inline to function declaration.
10332 (_mm_slli_si128): Ditto.
10334 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10336 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10337 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10339 (struct fenv): New structure.
10340 (FP_HANDLE_EXCEPTIONS): New define.
10341 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10342 (_FP_DECL_EXP): New define.
10343 (FP_INIT_ROUNDMODE): New define.
10344 (FP_ROUNDMODE): New define.
10346 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10348 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10349 (Wconversion): Update description.
10350 (Wconversion-sign): New.
10351 * c.opt (Wconversion-sign): New.
10352 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10353 means disabled for C++. Otherwise, take the status of Wconversion.
10354 * c-common.c (conversion_warning): Warn with either Wconversion or
10356 (warnings_for_convert_and_check): Conditions are already checked by
10357 conversion_warning.
10358 (convert_and_check): Don't check warnings if the conversion failed.
10360 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10361 Anatoly Sokolov <aesok@dol.ru>
10363 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10364 avr_epilogue_uses) : Add declaration.
10365 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10366 * config/avr/constraints.md (R): New constraint.
10367 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10368 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10369 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10370 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10371 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10372 call_prologue_saves, epilogue_restores, return_from_epilogue,
10373 return_from_main_epilogue, return_from_interrupt_epilogue,
10374 return_from_naked_epilogue, prologue, epilogue): New patterns.
10375 (jump): Handle symbol reference.
10376 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10377 avr_output_function_prologue, avr_output_function_epilogue): Remove
10379 (avr_init_machine_status, expand_prologue, expand_epilogue,
10380 avr_asm_function_end_prologue, avr_epilogue_uses,
10381 avr_asm_function_begin_epilogue): New functions.
10382 (prologue_size, epilogue_size, jump_tables_size): Remove global
10384 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10385 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10386 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10387 (avr_override_options): Initialise init_machine_status.
10388 (output_movhi): Handle all stack pointer loads.
10389 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10390 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10391 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10392 (EPILOGUE_USES) Redefine.
10393 (machine_function) Declare.
10395 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10397 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10398 Use a single return statement.
10400 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10402 PR middle-end/30250
10403 * builtins.c (do_mpfr_lgamma_r): New.
10404 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10405 * tree.h (CASE_FLT_FN_REENT): New.
10407 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10409 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10410 (output_die): Use 'unsigned long' with %x.
10411 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10412 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10413 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10415 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10417 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10422 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10423 true if function has no argument.
10425 2007-05-18 DJ Delorie <dj@redhat.com>
10427 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10428 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10430 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10432 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10433 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10434 count_trailing_zeros.
10435 (__i386__): Implement count_leading_zeros using __builtin_clz().
10436 Implement count_trailing_zeros usign __builtin_ctz().
10438 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10440 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10442 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10444 PR middle-end/31344
10445 * expr.c (emit_move_change_mode): Change mode of push operands here.
10447 2007-05-17 Ian Lance Taylor <iant@google.com>
10449 PR tree-optimization/31953
10450 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10451 Change all callers.
10452 (set_value_range_to_null): Call set_value_range_to_value.
10453 (extract_range_from_comparison): Likewise.
10455 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10457 * toplev.c (print_version): Output GMP/MPFR version info.
10459 * builtins.c (CASE_MATHFN_REENT): New macro.
10460 (mathfn_built_in): Use it.
10461 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10462 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10463 BUILT_IN_LGAMMAL_R): New.
10464 * doc/extend.texi: Document new builtins.
10466 PR middle-end/31796
10467 * builtins.c (do_mpfr_remquo): New.
10468 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10469 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10471 PR middle-end/30251
10472 * builtins.c (fold_builtin_1): Handle y0, y1.
10473 (fold_builtin_2): Handle yn.
10475 PR middle-end/30251
10476 * builtins.c (do_mpfr_bessel_n): New.
10477 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10478 (fold_builtin_2): Handle BUILT_IN_JN.
10480 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10483 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10484 TYPE_PRECISION (intmax_type_node).
10486 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10489 * reload.c (subst_reloads): Remove checking.
10491 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10493 PR rtl-optimization/31691
10494 * combine.c (simplify_set): Build a new src pattern instead of
10495 substituting its operands in the COMPARE case.
10497 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10499 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10500 (execute_vrp): Preserve loops through jump threading.
10501 * tree-ssa-threadupdate.c (thread_single_edge,
10502 dbds_continue_enumeration_p, determine_bb_domination_status,
10503 thread_through_loop_header): New functions.
10504 (create_edge_and_update_destination_phis,
10505 create_edge_and_update_destination_phis): Set loops for the new blocks.
10506 (prune_undesirable_thread_requests): Removed.
10507 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10509 (thread_block): Do not call prune_undesirable_thread_requests.
10511 (mark_threaded_blocks): Select edges to thread here.
10512 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10513 Thread edges through loop headers independently.
10514 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10515 * tree-pass.h (TODO_mark_first_instance): New.
10516 (first_pass_instance): Declare.
10517 * cfghooks.c (duplicate_block): Put the block to the original loop
10518 if copy is not specified.
10519 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10520 jump threading. Pass may_peel_loop_headers to
10521 thread_through_all_blocks according to first_pass_instance.
10522 * cfgloop.h (create_preheader): Declare.
10523 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10524 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10525 * passes.c (first_pass_instance): New variable.
10526 (next_pass_1): Set TODO_mark_first_instance.
10527 (execute_todo): Set first_pass_instance.
10529 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10531 PR tree-optimization/24659
10532 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10533 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10534 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10535 OTI_vec_pack_ufix_trunc.
10536 (vec_unpacks_float_hi_optab): Define new macro.
10537 (vec_unpacks_float_lo_optab): Ditto.
10538 (vec_unpacku_float_hi_optab): Ditto.
10539 (vec_unpacku_float_lo_optab): Ditto.
10540 (vec_pack_sfix_trunc_optab): Ditto.
10541 (vec_pack_ufix_trunc_optab): Ditto.
10542 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10543 and vec_pack_[s|u]fix_trunc_optab using
10544 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10545 * tree-vectorizer.c (supportable_widening_operation): Handle
10546 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10547 (supportable_narrowing_operation): New function.
10548 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10549 * tree-vect-transform.c (vectorizable_conversion): Handle
10550 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10551 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10552 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10553 to check for target support.
10554 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10555 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10556 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10557 for VEC_PACK_FIX_TRUNC_EXPR.
10558 (expand_binop): Special case mode of the result for
10559 vec_pack_[u|s]fix_trunc_optab.
10560 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10561 vec_pack_[u|s]fix_trunc_optab.
10563 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10564 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10565 * tree-pretty-print.c (dump_generic_node): Handle
10566 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10567 VEC_PACK_FIX_TRUNC_EXPR.
10569 * expr.c (expand_expr_real_1): Ditto.
10570 * tree-inline.c (estimate_num_insns_1): Ditto.
10571 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10573 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10574 (vec_unpacks_float_lo_v8hi): Ditto.
10575 (vec_unpacku_float_hi_v8hi): Ditto.
10576 (vec_unpacku_float_lo_v8hi): Ditto.
10577 (vec_unpacks_float_hi_v4si): Ditto.
10578 (vec_unpacks_float_lo_v4si): Ditto.
10579 (vec_pack_sfix_trunc_v2df): Ditto.
10581 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10583 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10584 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10585 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10586 [vec_pack_ufix_trunc]: Ditto.
10587 [vec_unpacks_float_hi]: Ditto.
10588 [vec_unpacks_float_lo]: Ditto.
10589 [vec_unpacku_float_hi]: Ditto.
10590 [vec_unpacku_float_lo]: Ditto.
10592 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10594 * soft-fp/README: Update for new files.
10595 * soft-fp/floattisf.c: New file.
10596 * soft-fp/floattidf.c: New file.
10597 * soft-fp/floattitf.c: New file.
10598 * soft-fp/floatuntisf.c: New file.
10599 * soft-fp/floatuntidf.c: New file.
10600 * soft-fp/floatuntitf.c: New file.
10601 * soft-fp/fixsfti.c: New file.
10602 * soft-fp/fixdfti.c: New file.
10603 * soft-fp/fixtfti.c: New file.
10604 * soft-fp/fixunssfti.c: New file.
10605 * soft-fp/fixunsdfti.c: New file.
10606 * soft-fp/fixunstfti.c: New file.
10607 * soft-fp/extendxftf.c: New file.
10608 * soft-fp/trunctfxf.c: New file.
10610 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10611 (__trunctfxf2): Ditto.
10613 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10614 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10615 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10616 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10617 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10618 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10620 * config/i386/t-fprules-softfp64: New file.
10621 * config/i386/sfp-machine.h: New file.
10622 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10623 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10624 and soft-fp/t-softfp to tmake_file.
10625 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10626 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10628 * config/i386/t-linux64 (softfp_wrap_start): New.
10629 (softfp_wrap_end): New.
10630 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10631 supported for TARGET_64BIT.
10633 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10635 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10636 c_common_unsigned_type behavior.
10638 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10640 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10643 2007-05-16 Eric Christopher <echristo@apple.com>
10645 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10646 saving after stack push. Set sp_offset whenever we push.
10647 (rs6000_emit_epilogue): Move altivec register restore before
10650 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10652 * configure.ac: Allow sysroots to be relocated under $prefix as
10653 well as $exec_prefix.
10654 * configure: Regenerate.
10656 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10660 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10662 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10663 (gcc_tooldir): Likewise.
10664 * configure: Regenerate.
10665 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10666 old configure.ac gcc_tooldir setting.
10667 (prefix_to_exec_prefix): New variable.
10668 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10669 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10671 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10673 * c-typeck.c (build_binary_op): Return early for error.
10675 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10677 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10678 struct nb_iter_bound.
10679 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10680 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10681 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10682 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10683 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10684 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10685 (del_scev_info): Use ggc_free.
10686 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10687 * loop-init.c: Include ggc.h.
10688 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10689 (loop_optimizer_finalize): Use ggc_free.
10690 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10691 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10692 pass_iv_optimize): Add TODO_ggc_collect.
10693 * function.h (struct function): Remove skip marker from
10695 * cfgloop.c: Include ggc.h.
10696 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10698 (establish_preds): Vector superloops is gc allocated.
10699 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10701 (flow_loops_find): Vector larray is gc allocated.
10702 (loop_exit_free): Use ggc_free.
10703 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10704 that head of exits list is now not a part of struct loop.
10705 (record_loop_exits): Allocate exits table in gc memory.
10706 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10707 that head of exits list is now not a part of struct loop.
10708 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10709 struct loop_exit): Add GTY marker.
10710 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10711 Add skip marker to aux field. Make head of exits list a separate
10713 (struct loops): Add GTY marker. Make larray vector gc allocated.
10714 Add param marker to exits table.
10715 (get_loops): Type changed.
10716 * Makefile.in (tree-scalar-evolution.o): Add
10717 gt-tree-scalar-evolution.h dependency.
10718 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10719 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10720 * basic-block.h (struct basic_block_def): Remove skip marker from
10723 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10725 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10726 of 0 in the call to expand_expr().
10727 (expand_builtin_mathfn_3): Ditto.
10728 (expand_builtin_interclass_mathfn): Ditto.
10729 (expand_builtin_cexpi): Ditto.
10730 (expand_builtin_int_roundingfn): Ditto.
10731 (expand_builtin_int_roundingfn_2): Ditto.
10732 (expand_builtin_pow): Ditto.
10733 (expand_builtin_powi): Ditto.
10734 (expand_builtin_bswap): Ditto.
10735 (expand_builtin_unop): Ditto.
10736 (expand_builtin_fabs): Ditto.
10737 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10738 the call to expand_expr().
10739 (expand_builtin_sync_operation): Ditto.
10740 (expand_builtin_compare_and_swap): Ditto.
10741 (expand_builtin_lock_test_and_set): Ditto.
10742 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10743 instead of 0 in the call to expand_expr().
10744 (expand_builtin_extract_return_addr): Ditto.
10745 (expand_builtin_eh_return): Ditto.
10746 (expand_eh_return): Ditto.
10747 * explow.c (expr_size): Ditto.
10748 * expr.c (optimize_bitfield_assignment_op): Ditto.
10749 (expand_assignement): Ditto.
10750 (store_expr): Ditto.
10751 (store_field): Ditto.
10752 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10753 the call to expand_expr().
10754 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10755 in the call to expand_expr().
10756 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10757 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10758 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10760 * optabs.c (expand_vec_shift_expr): Ditto.
10761 (expand_vec_cond_expr): Ditto.
10762 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10763 call to expand_expr().
10764 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10765 in the call to expand_expr().
10767 2007-05-14 Dave Korn <dave.korn@artimi.com>
10769 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10771 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10773 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10774 instead of c_common_unsigned_type.
10775 (c_common_unsigned_type): Remove.
10776 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10777 c_common_unsigned_type.
10778 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10779 c_common_unsigned_type.
10780 * c-common.h (c_common_unsigned_type): Remove.
10781 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10782 c_common_unsigned_type.
10783 * c-format.c (check_format_types): Use unsigned_type_for instead of
10784 c_common_unsigned_type.
10785 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10786 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10787 of c_common_unsigned_type.
10788 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10789 lang_hooks.types.unsigned_type.
10790 * expmed.c (make_tree): Use unsigned_type_for instead of
10791 lang_hooks.types.unsigned_type.
10792 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10793 lang_hooks.types.unsigned_type.
10794 (build_range_check): Likewise.
10795 (fold_unary): Likewise.
10796 (fold_binary): Likewise.
10797 (fold_ternary): Likewise.
10798 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10799 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10800 * tree.c (get_unsigned_type): New.
10801 (unsigned_type_for): Use get_unsigned_type instead of
10802 lang_hooks.types.unsigned_type.
10804 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10806 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10807 to m68k_get_function_kind. Update its prototype.
10808 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10810 (m68k_interrupt_function_p): Return enum m68k_function_type
10811 instead of bool. Rename to m68k_get_function_kind.
10812 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10813 target is not fido.
10814 (m68k_compute_frame_layout): Don't mark any register for save
10815 if an interrupt_thread attribute is specified.
10816 (m68k_hard_regno_rename_ok): Update a use of
10817 m68k_interrupt_function_p.
10818 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10819 m68k_interrupt_function_p.
10820 (m68k_function_type): New.
10821 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10822 for a function with an interrupt_thread attribute.
10823 * doc/extend.texi: Document the interrupt_thread attribute.
10825 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10827 Fix PR tree-optimization/31911
10828 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10829 if they didn't change the expression.
10831 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10833 * tree-scalar-evolution.c (resolve_mixers): Exported.
10834 * tree-scalar-evolution.h (resolve_mixers): Declare.
10835 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10836 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10837 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10838 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10839 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10840 strip_conversion, analyze_offset_expr, address_analysis,
10841 object_analysis, analyze_offset): Removed.
10842 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10843 split_constant_offset, canonicalize_base_object_address,
10844 object_address_invariant_in_loop_p, disjoint_objects_p,
10845 dr_may_alias_p, dr_address_invariant_p): New functions.
10846 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10847 and dr_analyze_alias.
10848 (initialize_data_dependence_relation): Use dr_may_alias_p
10849 and object_address_invariant_in_loop_p.
10850 (compute_self_dependence): Handle the case when
10851 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10852 (find_data_references_in_stmt): Restrict the analysis of data
10853 references to the given loop nest.
10854 (find_data_references_in_loop): Made static. Pass loop nest to
10855 find_data_references_in_stmt.
10856 (compute_data_dependences_for_loop): Use DR_VOPS.
10857 (free_data_ref): Free DR_VOPS.
10858 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10859 (struct innermost_loop_behavior): ... new.
10860 (struct base_object_info): Replaced by ...
10861 (struct indices): ... new.
10862 (struct dr_alias): New.
10863 (enum data_ref_type): Removed.
10864 (struct data_reference): Consist of struct innermost_loop_behavior,
10865 struct indices and struct dr_alias.
10866 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10867 (DR_MEMTAG): Renamed to ...
10868 (DR_SYMBOL_TAG): ... this.
10869 (find_data_references_in_loop): Declaration removed.
10870 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10871 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10872 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10873 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10875 2007-05-13 Revital Eres <eres@il.ibm.com>
10877 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10878 which walks virtual def-use chains to find redundant stores.
10879 (dse_optimize_stmt): Call it.
10881 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10883 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10884 * passes.c (init_optimization_passes): Move pass_jump_bypass
10887 * basic-block.h (bb_has_eh_pred): Fix style issue.
10889 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10891 PR rtl-optimization/31848
10892 * loop-invariant.c (move_invariant_reg): If we move an insn
10893 with a REG_EQUAL note, and that insn is not always executed,
10894 remove the REG_EQUAL note.
10896 2007-05-12 Richard Guenther <rguenther@suse.de>
10898 PR tree-optimization/31797
10899 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10900 propagate into a stmt that has volatile ops.
10902 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10904 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10905 (gcc_tooldir): Likewise.
10906 * configure: Regenerate.
10907 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10908 old configure.ac gcc_tooldir setting.
10909 (prefix_to_exec_prefix): New variable.
10910 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10911 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10913 2007-05-11 Silvius Rus <rus@google.com>
10915 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10916 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10917 * c-common.h (strict_aliasing_warning): Change return type.
10918 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10919 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10920 (build_c_cast): Condition call to strict_aliasing_warning.
10921 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10922 * flags.h (set_Wstrict_aliasing): Declare.
10923 * opts.c (set_Wstrict_alising): Define, add call to.
10924 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10925 * tree-ssa-alias-warnings.c: New file.
10926 * tree-ssa-alias.c (compute_may_aliases): Add call to
10927 strict_aliasing_warning_backend.
10929 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10931 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10932 Use loop_depth and loop_outer accessor functions.
10933 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10934 determine_invariantness_stmt, move_computations_stmt): Ditto.
10935 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10936 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10937 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10938 * tree-scalar-evolution.c (interpret_loop_phi,
10939 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10940 instantiate_parameters_1, scev_const_prop): Ditto.
10941 * cfghooks.c (make_forwarder_block): Ditto.
10942 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10943 * modulo-sched.c (loop_canon_p): Ditto.
10944 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10945 slpeel_can_duplicate_loop_p): Ditto.
10946 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10947 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10948 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10949 cancel_loop, verify_loop_structure): Ditto.
10950 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10951 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10952 superloops vector instead of "pred" array.
10953 (establish_preds): Take father loop as an argument. Initialize the
10955 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10956 Do not initialize loop->outer.
10957 (flow_loop_tree_node_remove): Truncate the superloops vector.
10958 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10959 "pred" merged to "superloops" vector.
10960 (loop_depth, loop_outer): New.
10961 (fel_init): Use loop_outer.
10963 2007-05-11 Jan Hubicka <jh@suse.cz>
10965 * cgraphunit.c: Include gt-cgraphunit.h
10966 (static_ctors, static_dtors): New static vars.
10967 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10968 based on implementation in c-common.c
10969 (cgraph_finalize_function): Call record_cdtor_fn.
10970 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10971 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10972 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10973 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10974 build_cdtor, c_build_cdtor_fns): Remove.
10975 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10976 c_build_cdtor_fns): Remove prototype.
10978 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10981 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10982 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10983 * builtins.c (fold_builtin_memchr): New.
10984 (expand_builtin_memchr): Call the latter.
10985 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10986 * doc/extend.texi ([Other built-in functions provided by GCC]):
10989 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10991 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10992 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10993 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10994 PFPO_OP1_TYPE_SHIFT): Constants added.
10995 (DFP_ALL): Mode macro defined.
10996 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10997 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10998 Insn definitions added.
10999 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
11000 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
11003 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
11005 PR tree-optimization/31885
11006 * tree-chrec.c (chrec_contains_undetermined): Do not consider
11007 NULL_TREE to be undetermined.
11008 (automatically_generated_chrec_p): Return false for NULL.
11010 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11012 * config/bfin/bfin.h (MOVE_RATIO): Define.
11014 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11016 * config.gcc (sparc-wrs-vxworks): New target.
11017 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11018 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11019 * config/sparc/sparc.h: Include vxworks-dummy.h.
11020 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11021 include LABEL_REFs too.
11022 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11023 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11025 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11027 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11028 (sparc_emit_call_insn): New function.
11029 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11030 functions when generating VxWorks PIC.
11031 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11032 (call, call_value): Use sparc_emit_call_insn instead of
11035 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11037 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11039 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11041 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11042 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11043 split_double instead of operand_subword.
11045 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11047 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
11048 * config/bfin/bfin.c (bfin_local_alignment): New function.
11049 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
11051 2007-05-08 Chao-ying Fu <fu@mips.com>
11053 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
11054 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
11055 (smsub_widen_optab, umsub_widen_optab): Define.
11056 * optabs.c (init_optabs): Initialize smsub_widen_optab and
11058 * genopinit.c (optabs): Fill in smsub_widen_optab and
11060 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
11061 and umsub_widen_optab to implement multiply-subtract sequences.
11062 * config/mips/mips.md (*msac<u>_di): Rename to...
11063 (<u>msubsidi4): ...this. Extend condition to include
11064 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11065 of operand 0 to "ka" and use the three-operand form of msub<u>
11067 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
11070 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11072 PR rtl-optimization/28011
11073 * reload.c (push_reload): Set dont_share if IN appears in OUT
11074 also when IN is a PLUS rtx.
11075 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
11078 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
11080 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
11081 call unshare_all_decls.
11082 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
11083 (unshare_all_decls): Remove.
11085 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
11088 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
11091 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
11092 Nigel Stephens <nigel@mips.com>
11094 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
11095 Update comments and all uses.
11096 (MIN_FPRS_PER_FMT): Define.
11097 * config/mips/mips.c (function_arg): Fix to correctly handle
11098 the -mips32r2 -mfp64 -mabi=32 case.
11099 (override_options): Enable use of odd-numbered registers for
11100 SFmode values on MIPS32.
11101 (mips_save_reg_p): Save whole floating-point register pair if
11102 either half is used.
11103 (compute_frame_size): Fix comment.
11105 2007-05-08 Jie Zhang <jie.zhang@analog.com>
11107 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
11108 argument of type bool.
11109 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
11110 argument. Safely select temporary P register according to it.
11111 (do_link): Change call site of add_to_reg accordingly.
11112 (do_unlink): Add epilogue_p as a fourth argument and pass it
11114 (expand_interrupt_handler_epilogue): Change call of do_unlink
11116 (bfin_expand_prologue): Add a third argument sibcall_p.
11117 * config/bfin/bfin.md (epilogue): Change call of
11118 bfin_expand_epilogue accordingly.
11119 (sibcall_epilogue): Likewise.
11120 (eh_return_internal): Likewise.
11122 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
11123 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
11124 * config/bfin/bfin.c (bfin_handle_option): Handle
11125 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
11126 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
11127 Support bf534, bf536 and bf561.
11128 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
11130 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
11133 * config/i386/i386.c (ix86_function_regparm): Process local
11134 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
11136 2007-05-07 Mike Stump <mrs@apple.com>
11138 * doc/invoke.texi (Warning Options): Document that -Wempty-body
11139 also checks for and while statements in C++.
11141 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
11143 * gcc.c (at_file_supplied): New variable.
11144 (main): Set it if we expanded argv.
11145 (do_spec_1): Pass an @-file to the linker if we were called with
11146 an @-file argument and HAVE_GNU_LD.
11147 * collect2.c (at_file_supplied): New variable.
11148 (response_file): New variable.
11149 (collect_exit): Unlink response_file if necessary.
11150 (handler): Likewise.
11151 (do_wait): Likewise.
11152 (main): Set at_file_supplied if we expanded argv.
11153 (collect_execute): Pass an @-file to subprocesses if we were called
11154 with an @-file argument.
11155 * configure.ac: Add define for HAVE_GNU_LD.
11156 * configure: Regenerate.
11157 * config.in: Regenerate.
11159 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
11161 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
11162 operand to HI mode.
11167 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
11169 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
11170 (TARGET_ENCODE_SECTION_INFO): Re-define.
11171 (m32c_encode_section_info): New
11172 (function_vector_handler): New
11173 (current_function_special_page_vector): New
11174 (m32c_special_page_vector_p): New.
11175 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
11177 * config/m32c/jump.md: Added instruction JSRS for functions
11178 with attribute "function_vector".
11179 * doc/extend.texi (function_vector): Added description
11180 for M16C, M32C targets.
11182 2007-05-07 DJ Delorie <dj@redhat.com>
11185 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
11186 ashrpsi3, lshrpsi3): Update shift count constraint.
11188 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
11189 Nathan Froyd <froydnj@codesourcery.com>
11192 * c-incpath.c (add_path): Strip trailing path separators.
11194 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
11196 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
11197 Free dominance info before purging EH edges.
11198 (eliminate_degenerate_phis): Likewise.
11199 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
11201 2007-05-07 Jan Hubicka <jh@suse.cz>
11203 * gimplify.c (gimplify_expr): Do not crash when folding
11204 (void *)(int)&a + 4.
11206 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11209 * c-opts.c (lang_fortran): Make it non static.
11210 * c-common.h (lang_fortran): New prototype.
11211 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
11212 -lang-fortran option was passed by the driver.
11214 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
11216 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
11217 of ASSERT_CHECKING. Tweak message.
11219 2007-05-06 Revital Eres <eres@il.ibm.com>
11222 * loop-unroll.c (insert_var_expansion_initialization):
11223 Initialize the expansions with -zero instead of +zero.
11225 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
11227 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
11228 into pic and non-pic versions. Mark r19 as used for
11229 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
11230 for tgd_load, tld_load and tie_load .
11231 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
11232 version of tgd_load, tld_load and tie_load depending on the
11235 2007-05-04 Ulrich Drepper <drepper@redhat.com>
11236 Jakub Jelinek <jakub@redhat.com>
11238 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
11239 (__do_global_dtors_aux): Use more paranoid loop to run
11240 destructors if HIDDEN_DTOR_LIST_END.
11241 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
11243 2007-05-04 Jakub Jelinek <jakub@redhat.com>
11245 * varasm.c (align_variable): Don't increase alignment for
11246 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
11247 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
11249 2007-05-04 Josh Conner <jconner@apple.com>
11251 * basic-block.h (cdi_direction): Assign values to all enumeration
11253 (dom_computed): Remove.
11254 (dom_info_state): New.
11255 (set_dom_info_availability): New.
11256 * tree-ssa-loop-im.c (determine_invariantness): Initialize
11257 walk_data.dom_direction.
11258 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
11259 instead of dom_computed[].
11260 (split_edge): Likewise.
11261 (create_basic_block): Likewise.
11262 (merge_blocks): Likewise.
11263 * ifcvt.c (find_if_header): Likewise.
11264 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
11265 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
11266 * tree-ssa.c (verify_ssa): Likewise.
11267 * tree-cfg.c (tree_verify_flow_info): Likewise.
11268 (remove_edge_and_dominated_blocks): Likewise.
11269 * dominance.c (dom_computed): Make static.
11270 (calc_dfs_tree_nonrec): Change third param to a bool.
11271 (calc_dfs_tree): Change second param to a bool.
11272 (calc_idioms): Change second param to a bool. Use
11273 dom_convert_dir_to_idx.
11274 (init_dom_info): Validate dir before using.
11275 (dom_convert_dir_to_idx): New.
11276 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
11277 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
11278 (free_dominance_info): Use dom_convert_dir_to_idx.
11279 (get_immediate_dominator): Likewise.
11280 (set_immediate_dominator): Likewise.
11281 (get_dominated_by): Likewise.
11282 (redirect_immediate_dominators): Likewise.
11283 (nearest_common_denominator): Likewise.
11284 (dominated_by_p): Likewise.
11285 (bb_dom_dfs_in): Likewise.
11286 (bb_dom_dfs_out): Likewise.
11287 (recount_dominator): Likewise.
11288 (iterate_fix_dominators): Likewise.
11289 (add_to_dominance_info): Likewise.
11290 (delete_from_dominance_info): Likewise.
11291 (first_dom_son): Likewise.
11292 (next_dom_son): Likewise.
11293 (dom_info_available_p): Likewise.
11294 (dom_info_state): New.
11295 (set_dom_info_availability): New.
11297 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11299 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
11301 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
11303 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11305 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11306 (subdi3, subdi_carry): Delete.
11308 2007-05-04 Jan Hubicka <jh@suse.cz>
11309 Richard Guenther <rguenther@suse.de>
11311 * opts.c (decode_options): Do not fiddle with inlining
11312 parameters in case of optimizing for size.
11313 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11314 for size do nothing.
11315 (cgraph_decide_inlining_of_small_function): When optimizing for
11316 size never inline functions increasing caller size.
11317 (cgraph_early_inlining): Inline for size when optimizing for size.
11319 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11321 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11322 logical operations piecewise.
11323 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11324 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11325 subdi_sesidi_di): Delete.
11326 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11327 the generated sequence. Allow three-reg add in constraints. Rewrite
11328 the rtl expression for carry to avoid zero_extend of a constant.
11329 (sub_with_carry): New pattern.
11330 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11331 different sequence not involving jumps.
11332 (notbi): Now a named pattern.
11334 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11336 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11337 Add the note about a significant loss of accuracy of some
11338 mathematical routines when these options are used.
11340 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11342 * haifa-sched.c (rtx_vec_t): New typedef.
11343 (contributes_to_priority_p): Extract piece of priority () into new
11345 (priority): Use the function. Add assertion.
11346 (rank_for_schedule, set_priorities): Add assertion to check that
11347 insn's priority is initialized.
11348 (clear_priorities, calc_priorities): Change signature. Make it update
11349 all relevant insns. Update all callers ('add_to_speculative_block ()'
11350 and 'create_block_check_twin ()').
11351 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11352 Add new field 'priority_status'.
11353 (INSN_PRIORITY_STATUS): New macro.
11354 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11356 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11358 * sched-ebb.c (debug_ebb_dependencies): New static function.
11359 (init_ready_list): Use it.
11361 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11362 with changed signature and 'debug_rgn_dependencies ()'.
11363 (debug_rgn_dependencies): New static function.
11364 (init_ready_list): Use it.
11366 * sched-int.h (debug_dependencies): Declare.
11368 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11370 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11372 2007-05-04 Dirk Mueller <dmueller@suse.de>
11374 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11376 2007-05-03 Jan Hubicka <jh@suse.cz>
11378 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11379 ((T1)X op (T1)Y), for pointer type in more cases than before.
11381 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11383 * tree-object-size.c (plus_expr_object_size): When operand size is
11384 unknown, return unknown.
11386 2007-05-03 Dirk Mueller <dmueller@suse.de>
11388 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11390 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11393 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11395 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11397 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11399 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11401 * config/soft-fp/double.h, config/soft-fp/extended.h,
11402 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11403 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11404 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11405 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11408 2007-05-03 Ian Lance Taylor <iant@google.com>
11410 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11411 MASK_PPC_GFXOPT for 8540 or 8548.
11413 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11415 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11416 vect_print_dump_info() to output debug information.
11418 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11421 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11422 operands of size 2 when operand is not MEM_P.
11424 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11426 PR tree-optimization/30565
11427 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11429 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11431 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11432 (umulsi3_highpart): Use them.
11433 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11434 for final accumulator to D regisster tranfser.
11436 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11438 PR tree-optimization/31699
11439 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11441 (vect_enhance_data_refs_alignment): Compute peel amount using
11442 TYPE_VECTOR_SUBPARTS instead of vf.
11443 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11445 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11448 * system.h: Remove inclusion of double-int.h
11449 * tree.h: Include double-int.h
11450 * gengtype.c: Likewise
11451 * cfgloop.h: Likewise
11452 * Makefile.in: Adjust dependencies on double-int.h
11454 2007-05-02 Eric Christopher <echristo@apple.com>
11456 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11457 -shared to -Zdynamiclib.
11459 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11462 * c-common.c (strip_pointer_or_array_types): New function.
11463 * c-common.h (strip_pointer_or_array_types): New function declaration.
11465 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11467 PR tree-optimization/31771
11468 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11470 2007-05-02 Paul Brook <paul@codesourcery.com>
11472 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11474 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11476 PR middle-end/29715
11477 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11480 2007-05-02 Nick Clifton <nickc@redhat.com>
11482 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11484 2007-05-02 Richard Guenther <rguenther@suse.de>
11486 PR tree-optimization/31146
11487 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11488 argument, single_use_p. If we have a single use that is
11489 a conversion to the definition rhs type, propagate that rhs.
11490 (forward_propagate_addr_expr): Pass single_use_p argument
11491 to forward_propagate_addr_expr_1.
11493 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11495 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11498 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11500 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11501 'AMD Family 10 core'.
11503 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11505 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11506 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11507 with SSE3 instruction set support.
11508 * doc/invoke.texi: Likewise.
11510 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11512 * config/i386/i386.c (override_options): Tuning 32-byte loop
11513 alignment for amdfam10 architecture. Increasing the max loop
11514 alignment to 24 bytes.
11516 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11518 * config/m68k/constraints.md: New.
11519 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11520 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11521 EXTRA_CONSTRAINT): Remove.
11522 * config/m68k/m68k.md: Include constraints.md.
11523 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11525 2007-05-01 Ian Lance Taylor <iant@google.com>
11527 PR tree-optimization/31739
11528 * tree-vrp.c (vrp_val_is_max): New static function.
11529 (vrp_val_is_min): New static function.
11530 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11532 (set_value_range): Use vrp_val_is_{max,min}.
11533 (extract_range_from_assert): Likewise.
11534 (extract_range_from_binary_expr): Likewise.
11535 (extract_range_from_unary_expr): Likewise.
11536 (dump_value_range, vrp_meet): Likewise.
11537 (vrp_visit_phi_node): Likewise.
11538 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11540 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11542 * config/i386/gmon-sol2.c (size_t): New type.
11543 (intptr_t): Likewise.
11544 (s_textsize): Declare as size_t.
11546 (monstartup): Use size_t for sizes.
11547 (_mcount): Save and restore registers.
11548 (internal_mcount): Pass 0 as the first argument to monstartup
11550 (moncontrol): Convert pointer to appropriately sized integer
11551 before passing to profil.
11553 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11555 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11556 __NO_FPRS__, not just if _SOFT_DOUBLE.
11557 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11558 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11559 also for E500 double.
11560 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11561 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11564 2007-05-01 Richard Guenther <rguenther@suse.de>
11566 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11569 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11571 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11573 2007-05-01 Jan Hubicka <jh@suse.cz>
11575 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11578 2007-05-01 Jan Hubicka <jh@suse.cz>
11580 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11581 (maybe_fold_offset_to_reference): Declare.
11582 * fold-const.c (fold_unary): Do not fold
11583 (type *)&A into &A->field_of_type_and_offset_0
11584 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11585 size is unknown, give up.
11586 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11588 (maybe_fold_offset_to_reference): New.
11589 (maybe_fold_stmt_indirect): Use it.
11590 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11591 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11593 (gimplify_expr): Likewise for plus_expr.
11595 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11597 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11598 bsi_after_labels. Always insert statements before bsi.
11599 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11600 * predict.c (apply_return_prediction): Check for empty blocks.
11601 * cfgexpand.c (lab_rtx_for_bb): New variable.
11602 (label_rtx_for_bb): Do not create new tree labels.
11603 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11604 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11605 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11607 (label_for_bb): Add field used.
11608 (update_eh_label, main_block_label): Mark the label used.
11609 (cleanup_dead_labels): Remove unused labels.
11611 2007-05-01 Richard Guenther <rguenther@suse.de>
11613 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11614 if it is not about to be set.
11615 (get_value_range): Do not pre-allocate equiv bitmap.
11616 (update_value_range): No need to clear equiv field.
11617 (add_equivalence): Change prototype to get bitmap pointer.
11618 Allocate bitmap here if it is not already.
11619 (extract_range_from_assert): Do not allocate bitmap here.
11620 Update callers to add_equivalence.
11621 (extract_range_from_ssa_name): Likewise.
11622 (get_vr_for_comparison): New static helper.
11623 (compare_name_with_value): Handle NULL equiv bitmap by
11624 peeling the first iteration of the comparison loop.
11625 Use get_vr_for_comparison.
11626 (compare_names): Handle NULL equiv bitmaps by using fake
11627 ones. Use get_vr_for_comparison.
11629 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11631 * double-int.c (mpz_set_double_int): Moved from
11632 tree-ssa-loop-niter.c.
11633 (mpz_get_double_int): Likewise; also, add option to wrap
11634 out-of-range integers.
11635 * double-int.h: New prototypes for above.
11636 * tree.c (get_static_type_bounds): Moved from
11637 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11638 TYPE_MAX_VALUE if they exist..
11639 * tree.h: New prototype for above.
11640 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11641 get_type_bounds calls.
11642 (mpz_set_double_int): Move to double-int.c.
11643 (get_type_bounds): Move to tree.c, rename to
11644 get_static_type_bounds.
11645 (mpz_to_double_int): Move to double-int.c, rename to
11646 mpz_get_double_int.
11648 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11650 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11651 DIV0 exception can fall through to a normal return.
11653 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11655 PR middle-end/22156
11656 Temporarily revert:
11657 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11658 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11659 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11660 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11661 initialize align to silence bogus warning.
11662 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11663 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11665 (struct sra_walk_fns): Remove use_all parameter from use.
11666 (sra_hash_tree): Handle BIT_FIELD_REFs.
11667 (sra_elt_hash): Don't hash bitfld blocks.
11668 (sra_elt_eq): Skip them in parent compares as well. Handle
11670 (sra_walk_expr): Don't maintain or pass down use_all_p.
11671 (scan_use): Remove use_all parameter.
11672 (scalarize_use): Likewise. Re-expand assignment to
11673 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11674 output, and re-scalarize after output. Don't mark anything
11676 (scalarize_ldst): Adjust.
11677 (scalarize_walk_gimple_modify_statement): Likewise.
11678 (build_element_name_1): Handle BIT_FIELD_REFs.
11679 (instantiate_element): Don't warn for any element whose parent
11680 is used as a whole.
11681 (instantiate_missing_elements_1): Return the sra_elt.
11682 (canon_type_for_field): New.
11683 (try_instantiate_multiple_fields): New.
11684 (instantiate_missing_elemnts): Use them.
11685 (mark_no_warning): Removed.
11686 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11687 (REPLDUP, sra_build_elt_assignment): New.
11688 (generate_copy_inout): Use them.
11689 (generate_element_copy): Likewise. Handle bitfld differences.
11690 (generate_element_zero): Don't recurse for blocks. Use
11691 sra_build_elt_assignment.
11692 (generate_one_element_int): Take elt instead of var. Use
11693 sra_build_elt_assignment.
11694 (generate_element_init_1): Adjust.
11695 (scalarize_use, scalarize_copy): Use REPLDUP.
11696 (scalarize_ldst): Move assert before dereference.
11697 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11699 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11702 * tree.c (reconstruct_complex_type): Reconstruct a reference
11704 Also use the same mode for the pointer as the old pointer type.
11706 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11708 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11711 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11713 PR rtl-optimization/31676
11714 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11715 (df_refs_record): Call it.
11717 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11719 * rtl.def (SS_ABS): New code.
11720 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11721 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11722 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11723 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11724 (bfin_init_builtins): Define them.
11725 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11726 (bfin_expand_builtin): ... and handle the others here.
11727 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11728 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11729 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11730 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11731 operand is only HImode.
11733 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11735 * regclass.c (scan_one_insn): Remove splitting of
11738 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11739 Nigel Stephens <nigel@mips.com>
11741 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11743 2007-04-28 Jan Hubicka <jh@suse.cz>
11745 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11746 insn_locators_alloc instead of insn_locators_initialize;
11747 call reset_block_changes.
11748 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11749 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11750 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11751 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11752 * config/score/score.c (th_output_mi_thunk): Likewise.
11753 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11754 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11755 tolerate uninitialized locator info.
11758 * function.c (init_function_start): Don't init line number info.
11759 (expand_function_end): Update.
11760 (reset_block_changes, record_block_change, finalize_block_changes,
11761 check_block_change, free_block_changes): Kill.
11762 * function.h (reset_block_changes, record_block_change,
11763 finalize_block_changes, check_block_change, free_block_changes):
11765 (struct function): Remove ib_boundaries_block.
11766 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11767 Use curr_insn_locator to initialize locator.
11768 (emit_line_note): Remove.
11769 * cfgexpand.c (expand_gimple_cond_expr): Update.
11770 (construct_exit_block): Likewise.
11771 (tree_expand_cfg): Initialize/finalize locators.
11772 * expr.c (expand_expr_real): Update.
11773 * cfglayout.c (line_locators_locs, line_locators_lines,
11774 file_locators_locs, file_locators_files): Remove.
11775 (set_block_levels): Move to cfgexpand.c.
11776 (insn_locators_initialize): Remove.
11777 (pass_insn_locators_initialize): Remove.
11778 (locations_locators_locs, locations_locators_vals): New static vars.
11779 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11781 (insn_locators_alloc, insn_locators_finalize,
11782 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11784 (locator_location): New.
11785 (locator_line, locator_file): Rewrite.
11786 * rtl.h (emit_line_note): Kill.
11787 (insn_locators_alloc, insn_locators_finalize,
11788 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11790 * tree-inline.c (initialize_cfun): Do not initialize
11791 ib_boundaries_block.
11792 * passes.c (pass_insn_locators_initialize): Remove.
11794 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11796 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11797 info. Update last_basic_block correctly.
11799 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11802 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11803 register itself to hold the offset constant. Tell flow the use
11804 of r4 and r5 when they are used.
11806 2007-04-27 Richard Guenther <rguenther@suse.de>
11808 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11809 if we simplified anything.
11810 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11811 warnings until we did a simplification and the stmt was not
11812 marked as TREE_NO_WARNING.
11814 2007-04-27 Mike Stump <mrs@apple.com>
11816 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11818 2007-04-27 Ian Lance Taylor <iant@google.com>
11820 PR middle-end/31710
11821 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11822 TYPE_MAX_VALUE exist, convert them to the new type.
11824 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11826 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11827 if it claims to be available.
11828 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11829 edge is redirected.
11830 (perform_tree_ssa_dce): Always free postdominators.
11832 2007-04-27 Richard Henderson <rth@redhat.com>
11834 * config/alpha/predicates.md (aligned_memory_operand): Mark
11835 as define_special_predicate.
11836 (unaligned_memory_operand, normal_memory_operand): Likewise.
11837 (reg_or_unaligned_mem_operand): Remove.
11838 (any_memory_operand): Match the documentation and check for
11839 non-renumbered pseudos during reload.
11840 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11841 alpha_secondary_reload_class, update to new interface, make static.
11842 Handle CQImode like HImode. Remove FP subreg check.
11843 (alpha_expand_mov): Use replace_equiv_address.
11844 (alpha_expand_mov_nobwx): Use any_memory_operand.
11845 (TARGET_SECONDARY_RELOAD): New.
11846 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11847 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11848 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11849 * config/alpha/alpha.md: ... here.
11850 (RELOAD12, reloadmode): New.
11852 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11853 Don't handle the aligned case here.
11854 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11855 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11856 reload_inhi_help. Don't expect a scratch register.
11857 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11859 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11861 2007-04-27 Richard Guenther <rguenther@suse.de>
11863 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11865 2007-04-27 Richard Guenther <rguenther@suse.de>
11867 PR tree-optimization/30965
11868 PR tree-optimization/30978
11869 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11870 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11871 (find_equivalent_equality_comparison): Likewise.
11872 (simplify_cond): Likewise.
11873 (get_prop_source_stmt): New helper.
11874 (get_prop_dest_stmt): Likewise.
11875 (can_propagate_from): Likewise.
11876 (remove_prop_source_from_use): Likewise.
11877 (combine_cond_expr_cond): Likewise.
11878 (forward_propagate_comparison): New function.
11879 (forward_propagate_into_cond): Rewrite to use fold for
11881 (tree_ssa_forward_propagate_single_use_vars): Call
11882 forward_propagate_comparison to propagate comparisons.
11884 2007-04-27 Richard Guenther <rguenther@suse.de>
11886 PR tree-optimization/31715
11887 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11888 sure to do computation on the offset in an appropriate
11891 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11893 * reload.h (elimination_target_reg_p): Declare.
11894 * reload.c (find_reloads): Don't apply the reg_rtx move
11895 optimization if the SET_DEST satisfies elimination_target_reg_p.
11896 * reload1.c (elimination_target_reg_p): New function.
11897 (gen_reload): In the move/add2 fallback, make sure that op0
11898 does not overlap the destination register.
11900 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11902 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11903 transform only GIMPLE_MODIFY_STMTs.
11904 * tree-complex.c (expand_complex_operations_1): Ditto.
11905 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11906 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11907 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11909 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11910 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11911 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11912 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11913 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11914 slpeel_add_loop_guard): Ditto.
11915 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11916 * lambda-code.c (perfect_nestify): Ditto.
11917 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11918 before the first statement.
11919 * tree-optimize.c (execute_free_datastructures): Fix comments.
11920 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11921 * tree-flow.h (disband_implicit_edges): Declaration removed.
11922 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11924 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11925 COND_EXPRs without gotos.
11926 (disband_implicit_edges, has_label_p): Removed.
11927 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11928 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11930 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11932 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11933 also for COND_EXPRs.
11934 * cfgexpand.c (label_rtx_for_bb): New function.
11935 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11936 Use label_rtx_for_bb to find the labels.
11937 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11938 last block. Detect fallthru edges.
11940 2007-04-26 Ian Lance Taylor <iant@google.com>
11943 * reload.c (find_reloads_subreg_address): If the address was valid
11944 in the original mode but not in the new mode, reload the whole
11947 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11949 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11950 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11951 (cleanup_control_expr_graph): Do not invalidate dominance info.
11952 Record altered blocks.
11953 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11954 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11955 cleanup_tree_cfg_bb): New functions.
11956 (remove_forwarder_block): Do not maintain the worklist of blocks.
11957 Record altered blocks.
11958 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11959 not over whole cfg.
11960 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11961 delete_unreachable_blocks if dominators are not available.
11962 * tree-inline.c (optimize_inline_calls): Free dominance information
11964 * tree-flow.h (remove_edge_and_dominated_blocks,
11965 cfgcleanup_altered_bbs): Altered.
11966 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11968 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11970 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11971 do not invalidate dominators.
11973 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11975 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11976 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11977 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11978 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11980 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11982 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11984 2007-04-26 Richard Guenther <rguenther@suse.de>
11986 PR tree-optimization/31703
11987 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11988 the right type for the target of the bittest.
11990 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11992 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11993 ix86_sol10_return_in_memory.
11995 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11997 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
12000 2007-04-26 Jakub Jelinek <jakub@redhat.com>
12003 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
12005 PR tree-optimization/30558
12006 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
12007 clear this_state.prev_try.
12009 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12010 Mark Mitchell <mark@codesourcery.com>
12012 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
12013 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
12014 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12016 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12019 * doc/invoke.texi (%:print-asm-header): Document.
12020 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12022 (static_spec_functions): Add print-asm-header.
12023 (main): Print a banner before the --target-help linker options.
12024 (print_asm_header_spec_function): New function.
12026 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12029 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12030 (movsf_ie): Likewise.
12032 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12034 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12036 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12038 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12039 exception for divide-by-zero.
12040 (__umodsi3, __modsi3): Likewise.
12042 2007-04-25 Dirk Mueller <dmueller@suse.de>
12044 * c-typeck.c (build_compound_expr): Annotate warning()
12045 call with OPT_Wunused_value.
12046 * tree-ssa.c (warn_uninit): Annotate warning with
12048 * c-common.c (handle_sentinel_attribute): Annotate warning
12049 call with OPT_Wattributes.
12051 2007-04-25 Thiemo Seufer <ths@mips.com>
12053 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
12054 (mips16): Fix typo.
12055 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
12056 on to the assembler. Improve handling of -mno-mips16. Add handling
12057 of -mno-mips3d, -mno-dsp, -mno-dspr2.
12058 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
12059 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
12060 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
12062 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
12065 * config/i386/winnt.c (i386_pe_file_end): Strip only
12066 USER_LABEL_PREFIX when writing export name.
12068 2007-04-25 Richard Sandiford <richard@codesourcery.com>
12070 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
12071 sh/elf.h, vx-common.h and vxworks.h.
12072 * config/sh/sh.h: Include config/vxworks-dummy.h.
12073 (SUBTARGET_OVERRIDE_OPTIONS): Define.
12074 (OVERRIDE_OPTIONS): Use it.
12075 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
12076 (vxworks_picreg): New pattern.
12077 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
12078 VXWORKS_OS_CPP_BUILTINS.
12079 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
12080 to their VXWORKS_* equivalents.
12081 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
12082 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
12083 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
12084 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
12085 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
12086 -mrtp/-fPIC multilibs.
12087 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
12088 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
12089 (MULTILIB_OSDIRNAMES): Delete.
12091 2007-04-25 Anatoly Sokolov <aesok@post.ru>
12094 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
12096 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
12098 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
12099 rounding mode to be specified by the caller.
12100 (real_to_mpfr) Likewise.
12101 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
12102 include new arguments.
12103 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
12105 2007-04-24 Ian Lance Taylor <iant@google.com>
12107 PR tree-optimization/31605
12108 * tree-vrp.c (set_value_range): Check that min and max are not
12109 both overflow infinities.
12110 (set_value_range_to_value): New static function.
12111 (extract_range_from_binary_expr): Call set_value_range_to_value.
12112 (extract_range_from_cond_expr): Likewise.
12113 (extract_range_from_expr): Likewise.
12114 (extract_range_from_unary_expr): Likewise. Don't create a range
12115 which overflows on both sides.
12116 (vrp_meet): Check for a useless range.
12117 (vrp_visit_phi_node): If we see a constant which looks like an
12118 overflow infinity, turn off the TREE_OVERFLOW flag.
12120 2007-04-24 Ian Lance Taylor <iant@google.com>
12122 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
12124 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
12126 PR diagnostic/25923
12127 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
12128 diagnostic message is being built.
12129 * tree-pretty-print.c (dump_generic_node): Only write the
12130 formatted text into BUFFER's stream if we are not building a
12131 diagnostic message.
12132 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
12134 * Makefile.in (toplev.o): Depend on tree-pass.h.
12136 2007-04-24 Ian Lance Taylor <iant@google.com>
12138 PR tree-optimization/31602
12139 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
12140 conditionals in the copied loop header.
12141 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
12142 warnings if TREE_NO_WARNING is set.
12143 * doc/invoke.texi (Warning Options): Clarify that
12144 -Wstrict-overflow does not warn about loops.
12146 2007-04-24 Janis Johnson <janis187@us.ibm.com>
12148 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
12149 expand on the comment about _Decimal128 arguments and check the
12150 integer result of the modulus operation; for 64-bit ELF ABI, ensure
12151 that _Decimal128 argument uses even/odd register pair.
12152 (function_arg): Ditto.
12154 2007-04-24 Hui-May Chang <hm.chang@apple.com>
12156 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
12157 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
12159 2007-04-24 Richard Guenther <rguenther@suse.de>
12160 Olga Golovanevsky <olga@il.ibm.com>
12162 * fold-const.c (multiple_of_p): Check for bottom
12165 2007-04-24 Richard Henderson <rth@redhat.com>
12167 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
12168 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
12169 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
12170 looking for non-zero bits shifted out. Avoid a recursive call
12171 when constructing the scalar.
12172 (__floatundisf): Likewise.
12174 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
12176 * dwarf2out.c (field_byte_offset): Move the existing logic
12177 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
12178 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
12180 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12183 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
12184 length argument of 0 for memset.
12185 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
12186 unsigned shift instead of the signed variant.
12188 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12190 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
12191 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
12192 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
12193 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
12194 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
12195 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
12196 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
12197 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
12198 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
12199 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
12200 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
12201 "mul<mode>3", "div<mode>3"): Insn definitions added.
12202 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
12203 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
12204 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
12205 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
12206 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
12207 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
12208 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
12209 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
12210 TARGET_FLOAT_FORMAT): Macro definitions removed.
12211 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
12212 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
12213 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
12214 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
12215 (s390_gen_rtx_const_DI): Function removed.
12216 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
12218 2007-04-24 Richard Sandiford <richard@codesourcery.com>
12220 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
12221 over an external ffs function.
12223 2007-04-24 Chao-ying Fu <fu@mips.com>
12224 Richard Sandiford <richard@nildram.co.uk>
12226 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
12227 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
12228 (smadd_widen_optab, umadd_widen_optab): Define.
12229 * optabs.c (init_optabs): Initialize smadd_widen_optab and
12231 * genopinit.c (optabs): Fill in smadd_widen_optab and
12233 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
12234 and umadd_widen_optab to implement multiply-add sequences.
12235 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
12236 (<u>maddsidi4): ...this. Extend condition to include
12237 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12238 of operand 0 to "ka" and use the three-operand form of madd<u>
12240 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
12242 * config/mips/constraints.md (ka): New register constraint.
12244 2007-04-24 Jan Hubicka <j@suse.cz>
12248 2007-04-23 Jan Hubicka <jh@suse.cz>
12249 * function.c (init_function_start): Don't init line number info.
12250 (expand_function_end): Update.
12251 (reset_block_changes, record_block_change, finalize_block_changes,
12252 check_block_change, free_block_changes): Kill.
12253 * function.h (reset_block_changes, record_block_change,
12254 finalize_block_changes, check_block_change, free_block_changes):
12256 (struct function): Remove ib_boundaries_block.
12257 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12258 Use curr_insn_locator to initialize locator.
12259 (emit_line_note): Remove.
12260 * cfgexpand.c (expand_gimple_cond_expr): Update.
12261 (construct_exit_block): Likewise.
12262 (tree_expand_cfg): Initialize/finalize locators.
12263 * expr.c (expand_expr_real): Update.
12264 * cfglayout.c (line_locators_locs, line_locators_lines,
12265 file_locators_locs, file_locators_files): Remove.
12266 (set_block_levels): Move to cfgexpand.c.
12267 (insn_locators_initialize): Remove.
12268 (pass_insn_locators_initialize): Remove.
12269 (locations_locators_locs, locations_locators_vals): New static vars.
12270 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12272 (insn_locators_alloc, insn_locators_finalize,
12273 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12275 (locator_location): New.
12276 (locator_line, locator_file): Rewrite.
12277 * rtl.h (emit_line_note): Kill.
12278 (insn_locators_alloc, insn_locators_finalize,
12279 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12281 * tree-inline.c (initialize_cfun): Do not initialize
12282 ib_boundaries_block.
12283 * passes.c (pass_insn_locators_initialize): Remove.
12285 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
12287 * doc/invoke.texi: Removed leading '-' from option index entries.
12289 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
12291 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
12293 (create_phi_node): Use set_phi_nodes.
12294 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
12295 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
12296 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
12297 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
12298 (bsi_start, bsi_last): Use bb_stmt_list.
12299 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12300 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
12301 Traverse the statements using tsi iterator.
12302 * basic-block.h (struct basic_block_def): Fields stmt_list
12303 and phi_nodes moved to ...
12304 (struct tree_bb_info): ... new structure.
12305 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12306 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12307 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12308 (tree_verify_flow_info): Verify that il.tree is not set for
12309 entry and exit block.
12310 (tree_split_block): Use set_bb_stmt_list.
12312 2007-04-23 Mike Stump <mrs@apple.com>
12314 * config/i386/i386.c (ix86_tune_features
12315 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12318 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12320 * config/i386/i386.md (prefix_extra): New attribute.
12321 (length): Add prefix_extra.
12323 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12324 (sse2_movntv2di): Likewise.
12325 (sse2_cvtps2dq): Likewise.
12326 (sse2_cvtpd2pi): Likewise.
12327 (sse2_cvttpd2pi): Likewise.
12328 (*sse2_cvtpd2ps): Likewise.
12329 (*add<mode>3): Likewise.
12330 (sse2_ssadd<mode>3): Likewise.
12331 (sse2_usadd<mode>3): Likewise.
12332 (*sub<mode>3): Likewise.
12333 (sse2_sssub<mode>3): Likewise.
12334 (sse2_ussub<mode>3): Likewise.
12335 (*mulv8hi3): Likewise.
12336 (*smulv8hi3_highpart): Likewise.
12337 (*umulv8hi3_highpart): Likewise.
12338 (sse2_umulv2siv2di3): Likewise.
12339 (sse2_pmaddwd): Likewise.
12340 (ashr<mode>3): Likewise.
12341 (lshr<mode>3): Likewise.
12342 (ashl<mode>3): Likewise.
12343 (sse2_ashlti3): Likewise.
12344 (sse2_lshrti3): Likewise.
12345 (*umaxv16qi3): Likewise.
12346 (*smaxv8hi3): Likewise.
12347 (*uminv16qi3): Likewise.
12348 (*sminv8hi3): Likewise.
12349 (sse2_eq<mode>3): Likewise.
12350 (sse2_gt<mode>3): Likewise.
12351 (*and<mode>3): Likewise.
12352 (sse2_nand<mode>3): Likewise.
12353 (*ior<mode>3): Likewise.
12354 (*xor<mode>3): Likewise.
12355 (sse2_packsswb): Likewise.
12356 (sse2_packssdw): Likewise.
12357 (sse2_packuswb): Likewise.
12358 (sse2_punpckhbw): Likewise.
12359 (sse2_punpcklbw): Likewise.
12360 (sse2_punpckhwd): Likewise.
12361 (sse2_punpcklwd): Likewise.
12362 (sse2_punpckhdq): Likewise.
12363 (sse2_punpckldq): Likewise.
12364 (sse2_punpckhqdq): Likewise.
12365 (sse2_punpcklqdq): Likewise.
12366 (*sse2_pinsrw): Likewise.
12367 (*sse2_pextrw): Likewise.
12368 (sse2_pshufd_1): Likewise.
12369 (sse2_uavgv16qi3): Likewise.
12370 (sse2_uavgv8hi3): Likewise.
12371 (sse2_psadbw): Likewise.
12372 (sse2_pmovmskb): Likewise.
12373 (*sse2_maskmovdqu): Likewise.
12374 (*sse2_maskmovdqu_rex64): Likewise.
12375 (sse4a_extrqi): Likewise.
12376 (sse4a_extrq): Likewise.
12377 (sse3_lddqu): Set prefix_rep.
12378 (sse3_addsubv4sf3): Likewise.
12379 (sse3_haddv4sf3): Likewise.
12380 (sse3_hsubv4sf3): Likewise.
12381 (sse_cvtss2si): Likewise.
12382 (sse_cvtss2si_2): Likewise.
12383 (sse_cvtss2siq): Likewise.
12384 (sse_cvtss2siq_2): Likewise.
12385 (sse_cvttss2si): Likewise.
12386 (sse_cvttss2siq): Likewise.
12387 (sse2_cvttps2dq): Likewise.
12388 (sse3_movshdup): Likewise.
12389 (sse3_movsldup): Likewise.
12390 (sse2_cvtsd2si): Likewise.
12391 (sse2_cvtsd2si_2): Likewise.
12392 (sse2_cvtsd2siq): Likewise.
12393 (sse2_cvtsd2siq_2): Likewise.
12394 (sse2_cvttsd2si): Likewise.
12395 (sse2_cvttsd2siq): Likewise.
12396 (*sse2_cvtpd2dq): Likewise.
12397 (*sse2_cvttpd2dq): Likewise.
12398 (sse2_pshuflw_1): Likewise.
12399 (sse2_pshufhw_1): Likewise.
12400 (sse4a_insertqi): Likewise.
12401 (sse4a_insertq): Likewise.
12402 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12403 (ssse3_phadddv4si3): Likewise.
12404 (ssse3_phaddswv8hi3): Likewise.
12405 (ssse3_phsubwv8hi3): Likewise.
12406 (ssse3_phsubdv4si3): Likewise.
12407 (ssse3_phsubswv8hi3): Likewise.
12408 (ssse3_pmaddubswv8hi3): Likewise.
12409 (ssse3_pmulhrswv8hi3): Likewise.
12410 (ssse3_pshufbv16qi3): Likewise.
12411 (ssse3_psign<mode>3): Likewise.
12412 (ssse3_palignrti): Likewise.
12413 (abs<mode>2): Likewise.
12414 (ssse3_phaddwv4hi3): Set prefix_extra.
12415 (ssse3_phadddv2si3): Likewise.
12416 (ssse3_phaddswv4hi3): Likewise.
12417 (ssse3_phsubwv4hi3): Likewise.
12418 (ssse3_phsubdv2si3): Likewise.
12419 (ssse3_phsubswv4hi3): Likewise.
12420 (ssse3_pmaddubswv4hi3): Likewise.
12421 (ssse3_pmulhrswv4hi3): Likewise.
12422 (ssse3_pshufbv8qi3): Likewise.
12423 (ssse3_psign<mode>3): Likewise.
12424 (ssse3_palignrdi): Likewise.
12425 (abs<mode>2): Likewise.
12426 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12427 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12428 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12430 2007-04-23 Nick Clifton <nickc@redhat.com>
12432 * params.def: Fix formatting of emacs local variables.
12434 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12436 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12437 move if inter-unit move isn't allowed.
12438 Don't split moving the first element of V2DI to DI to inter-unit
12439 move if inter-unit move isn't allowed.
12441 2007-04-23 Richard Guenther <rguenther@suse.de>
12443 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12444 and CDI_POST_DOMINATORS separately.
12446 2007-04-23 Nick Clifton <nickc@redhat.com>
12448 * c.opt (Wformat-contains-nul): Add warning attribute.
12450 2007-04-23 Jan Hubicka <jh@suse.cz>
12452 * function.c (init_function_start): Don't init line number info.
12453 (expand_function_end): Update.
12454 (reset_block_changes, record_block_change, finalize_block_changes,
12455 check_block_change, free_block_changes): Kill.
12456 * function.h (reset_block_changes, record_block_change,
12457 finalize_block_changes, check_block_change, free_block_changes):
12459 (struct function): Remove ib_boundaries_block.
12460 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12461 Use curr_insn_locator to initialize locator.
12462 (emit_line_note): Remove.
12463 * cfgexpand.c (expand_gimple_cond_expr): Update.
12464 (construct_exit_block): Likewise.
12465 (tree_expand_cfg): Initialize/finalize locators.
12466 * expr.c (expand_expr_real): Update.
12467 * cfglayout.c (line_locators_locs, line_locators_lines,
12468 file_locators_locs, file_locators_files): Remove.
12469 (set_block_levels): Move to cfgexpand.c.
12470 (insn_locators_initialize): Remove.
12471 (pass_insn_locators_initialize): Remove.
12472 (locations_locators_locs, locations_locators_vals): New static vars.
12473 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12475 (insn_locators_alloc, insn_locators_finalize,
12476 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12478 (locator_location): New.
12479 (locator_line, locator_file): Rewrite.
12480 * rtl.h (emit_line_note): Kill.
12481 (insn_locators_alloc, insn_locators_finalize,
12482 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12484 * tree-inline.c (initialize_cfun): Do not initialize
12485 ib_boundaries_block.
12486 * passes.c (pass_insn_locators_initialize): Remove.
12488 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12490 PR middle-end/31448
12491 * expr.c (reduce_to_bit_field_precision): Handle
12494 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12496 PR tree-optimization/24659
12497 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12498 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12499 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12500 * genopinit.c (optabs): Rename vec_pack_mod_optab
12501 to vec_pack_trunc_optab.
12502 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12503 early for scalar floating point operands for NOP_EXPR.
12504 (vectorizable_type_promotion): Ditto.
12505 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12506 vec_pack_trunc_optab.
12507 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12509 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12510 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12511 Rename from VEC_PACK_MOD_EXPR.
12512 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12513 * expr.c (expand_expr_real_1): Ditto.
12514 * tree-inline.c (estimate_num_insns_1): Ditto.
12515 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12517 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12518 (vec_unpacks_lo_v4sf): Ditto.
12519 (vec_pack_trunc_v2df): Ditto.
12520 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12521 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12522 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12524 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12526 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12528 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12529 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12530 packing of floating point operands.
12531 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12532 represent unpacking of floating point operands.
12533 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12534 [vec_unpacks_hi]: Ditto.
12535 [vec_unpacks_lo]: Ditto.
12537 2007-04-22 Jan Hubicka <jh@suse.cz>
12539 * final.c (rest_of_handle_final): Call
12540 targetm.asm_out.constructor/targetm.asm_out.destructor
12541 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12542 proper priority via decl_*_priority_insert.
12543 * c-common.c (c_expand_body): Likewise.
12545 2007-04-22 Richard Guenther <rguenther@suse.de>
12547 PR tree-optimization/29789
12548 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12549 (rewrite_reciprocal): New helper split out from
12550 determine_invariantness_stmt.
12551 (rewrite_bittest): Likewise.
12552 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12553 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12556 2007-04-22 Revital Eres <eres@il.ibm.com>
12558 * loop-unroll.c (var_to_expand): New field to support also
12559 insns of the form x = something + x.
12560 (analyze_insn_to_expand_var): Use it.
12561 (expand_var_during_unrolling): Likewise.
12563 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12565 * predict.c: Include pointer-set.h.
12566 (bb_predictions): New variable.
12567 (tree_predicted_by_p, tree_predict_edge,
12568 remove_predictions_associated_with_edge): Use bb_predictions map
12569 instead of bb->predictions.
12570 (clear_bb_predictions, assert_is_empty): New functions.
12571 (combine_predictions_for_bb): Use bb_predictions map. Call
12572 clear_bb_predictions.
12573 (tree_estimate_probability): Create and free bb_predictions map.
12574 * Makefile.in (predict.o): Add pointer-set.h dependency.
12575 * basic-block.h (struct basic_block_def): Remove predictions
12577 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12579 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12582 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12585 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12587 * timevar.c (timevar_print): Change reference of --disable-checking to
12588 --enable-checking=release. Also warn if assert checking is disabled.
12590 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12593 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12594 decl as addressable if the compound literal was marked as
12596 Mark the decl as a gimple register if it is a complex or
12597 vector decl and does not live in memory.
12599 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12601 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12602 (GENERIC_NEXT): New function macro.
12603 (PHI_CHAIN): Use phi_node's new chain variable.
12604 (tree_phi_node): Change tree_common to tree_base
12605 and add the chain field.
12606 * tree-phinodes.c (make_phi_node): Don't set
12607 TREE_TYPE on the new node.
12608 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12609 instead of checking GIMPLE_TUPLE_P in chain_next.
12610 * tree-vect-transform.c
12611 (get_initial_def_for_induction): Look at
12612 PHI_RESULT_TREE for the type of the phi node.
12613 (update_vuses_to_preheader): Use PHI_CHAIN
12614 instead of TREE_CHAIN on the phi node.
12615 * tree-ssa-structalias.c (compute_points_to_sets):
12617 (ipa_pta_execute): Likewise.
12619 2007-04-21 Richard Guenther <rguenther@suse.de>
12621 PR middle-end/31136
12622 * fold-const.c (fold_unary): Call fold_convert_const on the
12625 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12627 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12628 (store_killed_in_pat): New.
12630 2007-04-20 Richard Henderson <rth@redhat.com>
12633 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12634 TREE_LIST with a void_type_node value, not void_list_node exactly.
12636 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12638 * doc/standards.texi: Re-arrange into language-specific
12639 subsections. Add a C++ section, documenting which standards we
12642 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12644 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12645 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12647 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12649 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12650 ecrti.o and crtbegin.o.
12651 (LIB_DEFAULT_SPEC): Include -lc.
12652 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12654 2007-04-20 Richard Henderson <rth@redhat.com>
12657 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12658 argument; update all callers.
12659 (get_unaligned_offset): New.
12660 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12661 get_unaligned_address, just pass on the address directly.
12662 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12663 the subreg in the helper patterns.
12664 (unaligned_extendqidi_le): Use get_unaligned_offset.
12665 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12666 (unaligned_extendhidi_be): Likewise.
12667 (unaligned_extendhidi): Tidy.
12668 * config/alpha/alpha-protos.h: Update.
12670 2007-04-20 Richard Henderson <rth@redhat.com>
12672 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12673 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12674 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12675 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12676 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12677 (CPP_SPEC): Don't include %(cpp_subtarget).
12678 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12679 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12680 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12682 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12684 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12685 for __builtin_ia32_cmpordss.
12687 PR tree-optimization/31632
12688 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12689 and arg1 for optimizations of comparison against min/max values.
12690 Fold arg0 to arg1's type for optimizations of comparison against
12691 min+1 and max-1 values.
12693 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12695 * reload.c (combine_reloads): When trying to use a dying register,
12696 check whether it's uninitialized and don't use if so.
12698 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12700 * fold-const.c: Remove prototypes for native_encode_expr and
12701 native_interpret_expr.
12702 (native_encode_expr): Make non-static.
12703 (native_interpret_expr): Likewise.
12704 * tree.h: Add prototypes for the above.
12706 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12708 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12709 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12710 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12711 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12712 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12713 Add length attributes.
12715 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12717 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12720 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12721 __STDC_WANT_DEC_FP__.
12723 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12725 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12726 for long double compatibility.
12727 * configure: Regenerate.
12729 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12731 PR rtl-optimization/29841
12732 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12734 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12735 that may cause control flow transfer from being moved.
12737 2007-04-18 Jan Hubicka <jh@suse.cz>
12739 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12742 2007-04-18 Eric Christopher <echristo@apple.com>
12744 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12745 only. Update operands.
12746 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12747 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12748 link register to pic register.
12750 2007-04-18 Dirk Mueller <dmueller@suse.de>
12752 PR diagnostic/31227
12753 * tree-vrp.c (search_for_addr_array): New.
12754 (check_array_bounds): Suppress warning about
12755 address taken of array refs if its not de-referenced.
12757 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12759 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12760 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12762 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12763 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12764 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12766 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12768 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12770 (vect_analyze_scalar_cycles): Fix indentation.
12771 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12772 (vect_mark_relevant): Include phis in relevance analysis.
12774 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12776 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12778 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12779 output_operand_lossage().
12781 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12783 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12784 the unused code for reduction without adjust-in-epilog to simplify the
12787 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12789 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12790 (S390_TDC_NEGATIVE_ZERO): New constant.
12791 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12792 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12793 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12794 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12795 (S390_TDC_POSITIVE_INFINITY): New constant.
12796 (S390_TDC_NEGATIVE_INFINITY): New constant.
12797 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12798 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12799 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12800 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12801 (S390_TDC_INFINITY): New constant.
12802 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12803 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12804 optimization for UNSPEC_CCZ_TO_INT.
12805 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12806 ("*ccz_to_int"): New insn.
12807 ("isinf<mode>2"): New insn.
12808 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12809 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12810 (UNSPEC_CCZ_TO_INT): New constant.
12812 2007-04-18 Richard Guenther <rguenther@suse.de>
12814 PR tree-optimization/19431
12815 PR tree-optimization/21463
12816 * tree-pass.h (pass_phiprop): Declare.
12817 * passes.c (init_optimization_passes): New phiprop pass.
12818 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12819 (phivn_valid_p): New helper function.
12820 (phiprop_insert_phi): Likewise.
12821 (propagate_with_phi): Likewise.
12822 (tree_ssa_phiprop): New propagator propagating loads
12823 through phi nodes if profitable.
12825 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12827 * tree-vect-analyze.c (process_use): New function.
12828 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12829 Check phis in all bbs.
12830 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12833 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12835 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12838 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12841 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12844 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12846 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12848 (sse_vmmulv4sf3): Likewise.
12849 (sse2_vmaddv2df3): Likewise.
12850 (sse2_vmmulv2df3): Likewise.
12852 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12854 PR rtl-optimization/31360
12855 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12856 (target_reg_cost): New.
12857 (init_set_costs): Initialize target_reg_cost. Add comments
12858 regarding the rationale of the costs.
12859 (global_cost_for_size): Renamed to...
12860 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12861 of register pressure.
12862 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12863 estimate_reg_pressure_cost. Add number of ivs.
12864 (determine_set_costs): Dump target_reg_cost.
12865 * loop-invariant.c (gain_for_invariant): Use
12866 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12867 (best_gain_for_invariant, find_invariants_to_move): Remove
12869 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12870 (target_reg_cost): Declare.
12871 (global_cost_for_size): Declaration removed.
12872 (estimate_reg_pressure_cost): Declare.
12874 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12876 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12877 regnos into even/odd register pairs.
12878 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12879 TDmode similar to the other floating point modes.
12880 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12881 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12883 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12884 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12885 (movdd_hardfloat64): Use TARGET_MFPGPR.
12887 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12889 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12892 2005-01-05 Richard Henderson <rth@redhat.com>
12894 * reload1.c (do_input_reload): Restrict the optimization deleteing
12895 a previous output reload to RELOAD_FOR_INPUT.
12897 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12899 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12900 induc_vec_info_type.
12901 (vectorizable_induction): New function declaration.
12902 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12903 check if already vectorized. Find first place in BB where new stmts
12904 can be inserted. Takes only one argument.
12905 (vectorizable_induction): New function.
12906 (vect_transform_stmt): Add case for induc_vec_info_type to call
12907 vectorizable_induction.
12908 (vect_transform_loop): Consider phis for vectorization.
12909 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12911 (analyze_operations): Call vectorizable_induction when analyzing phis.
12913 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12914 (vect_mark_relevant): Include phis in relevance analysis.
12915 (vect_mark_stmts_to_be_vectorize): Likewise.
12916 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12918 2007-04-16 Lawrence Crowl <crowl@google.com>
12920 * doc/invoke.texi (Debugging Options): Add documentation for the
12921 -femit-struct-debug options -femit-struct-debug-baseonly,
12922 -femit-struct-debug-reduced, and
12923 -femit-struct-debug-detailed[=...].
12925 * c-opts.c (c_common_handle_option): Add
12926 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12927 and OPT_femit_struct_debug_detailed_.
12928 * c.opt: Add specifications for
12929 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12930 and -femit-struct-debug-detailed[=...].
12931 * opts.c (set_struct_debug_option): Parse the
12932 -femit-struct-debug-... options.
12933 * opts.c (matches_main_base, main_input_basename,
12934 main_input_baselength, base_of_path, matches_main_base): Add
12935 variables and functions to compare header base name to compilation
12937 * opts.c (should_emit_struct_debug): Add to determine to emit a
12938 structure based on the option.
12939 (dump_struct_debug) Also disabled function to debug this
12941 * opts.c (handle_options): Save the base name of the
12944 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12945 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12946 This hook indicates if a type is generic. Set it by default
12947 to "never generic".
12948 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12949 to determine if a struct type is generic or not.
12950 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12951 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12952 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12953 with live C++ hook.
12955 * flags.h (enum debug_info_usage): Add an enumeration to describe
12956 a program's use of a structure type.
12957 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12958 to indicate the program's usage of the type. Filter structs based
12959 on the -femit-struct-debug-... specification.
12960 (gen_type_die): Split into two routines, gen_type_die and
12961 gen_type_die_with_usage. gen_type_die is now a wrapper
12962 that assumes direct usage.
12963 (gen_type_die_with_usage): Replace calls to gen_type_die
12964 with gen_type_die_with_usage adding the program usage of
12965 the referenced type.
12966 (dwarf2out_imported_module_or_decl): Suppress struct debug
12967 information using should_emit_struct_debug when appropriate.
12969 2007-04-16 Ian Lance Taylor <iant@google.com>
12971 PR tree-optimization/31522
12972 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12973 (vrp_initialize): Allocate vr_phi_edge_counts.
12974 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12975 executable edge. Drop test for all constants.
12976 (vrp_finalize): Free vrp_phi_edge_counts.
12978 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12979 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12981 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12982 predecessors at head rather than tail.
12984 2007-04-16 Matthias Klose <doko@debian.org>
12986 * config/alpha/linux.h (CPP_SPEC): Define.
12987 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12989 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12991 * function.h: Remove sequence_stack extern declaration.
12993 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12995 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12997 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
13000 2007-04-16 Anatoly Sokolov <aesok@post.ru>
13002 * config/avr/avr.c (avr_arch_types): Rearranging array.
13003 (enum avr_arch): Add.
13004 (avr_mcu_types): Use avr_arch enumeration constants instead of
13006 * config/avr/avr.h (LINK_SPEC): Simplify.
13008 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13010 * config/m68k/m68k.c (m68k_libcall_value,
13011 m68k_function_value): Use macros for register names more.
13013 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13015 (M68K_REGNAME): Use A6_REG.
13016 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13018 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13020 PR middle-end/28071
13021 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13022 'pending_read_list_length' and 'pending_write_list_length'. Update
13024 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13025 to handle two length counters instead of one. Update all uses.
13026 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13027 two length counters instead of one.
13028 * sched-rgn.c (propagate_deps): Update to handle two length counters
13031 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13034 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13035 copy of source, pass it to ix86_expand_vector_set and return
13038 2007-04-16 David Ung <davidu@mips.com>
13039 Joseph Myers <joseph@codesourcery.com>
13041 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13042 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13043 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13044 Add 74K processor information.
13045 * config/mips/mips.md: Include 74k.md.
13046 (cpu): Add 74kc,74kf,74kx.
13047 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
13048 * config/mips/74k.md: New.
13049 * doc/invoke.texi (MIPS Options): Document 74K support.
13051 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
13053 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
13054 vectorizable_* functions.
13055 * tree-vect-transform.c (vectorizable_call): Add check for
13056 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
13057 (vectorizable_store): likewise.
13058 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
13060 (vectorizable_operation, vectorizable_type_demotion): Likewise.
13061 (vectorizable_type_promotion, vectorizable_load): Likewise.
13062 (vectorizable_live_operation, vectorizable_condition): Likewise.
13063 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
13065 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
13067 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13069 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
13070 register numbers more.
13071 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
13072 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
13073 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
13074 FUNCTION_VALUE_REGNO_P): Likewise.
13075 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
13076 STATIC_CHAIN_REGNUM): Likewise.
13077 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
13078 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
13079 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
13080 * config/m68k/m68k.md (FP_REG): New.
13082 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13084 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
13087 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13089 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
13090 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
13093 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13095 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
13098 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13101 * c-decl.c (finish_decl): Grab the type of the decl after the call
13102 to store_init_value.
13104 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
13106 * common.opt (fforward-propagate): Fix "Optimization" annotation.
13108 2007-04-14 Jakub Jelinek <jakub@redhat.com>
13111 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
13112 dominators, post dominators and cleanup cfg before returning.
13114 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
13116 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
13117 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
13119 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
13121 * config.gcc: Recognize fido.
13122 * config/m68k/m68k-devices.def (fidoa): New.
13123 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
13125 (FL_FIDOA, TARGET_FIDOA): New.
13126 * config/m68k/m68k.opt (mfidoa): New.
13128 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13130 PR middle-end/31322
13131 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
13132 when a personality function is used.
13134 2007-04-13 Bob Wilson <bob.wilson@acm.org>
13136 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
13138 2007-04-13 Mike Stump <mrs@apple.com>
13140 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
13142 * config/darwin.opt (fapple-kext): Make C++ only.
13143 * config/darwin.c (darwin_override_options): Remove code to ensure
13144 -fapple-kext is given for C++ only.
13146 2007-04-13 Richard Sandiford <richard@codesourcery.com>
13148 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
13149 * config/mips/mips.c (override_options): Call
13150 SUBTARGET_OVERRIDE_OPTIONS, if defined.
13152 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13154 * config/i386/i386.opt (msvr3-shlib): Removed.
13156 * doc/invoke.texi: Remove -msvr3-shlib.
13158 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13160 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
13161 with "popcnt" instruction.
13163 2007-04-13 Richard Guenther <rguenther@suse.de>
13165 PR tree-optimization/21258
13166 * tree-vrp.c (compare_case_labels): New helper.
13167 (find_switch_asserts): New function.
13168 (find_assert_locations): Call it for SWITCH_EXPRs.
13170 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
13172 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
13173 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
13174 check is now implied in X87_FLOAT_MODE_P.
13175 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13176 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13177 (fix_trunc<mode>_i386_fisttp): Ditto.
13178 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13179 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13180 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13181 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13182 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13183 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13184 (unnamed_splitters): Ditto.
13185 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
13186 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
13187 FIRST_SSE_REG for local functions when SSE math is enabled or
13188 for functions with sseregparm attribute.
13189 (standard_80387_constant_p): Return -1 if mode is not
13191 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
13192 (ix86_expand_compare): Ditto.
13193 (ix86_expand_carry_flag_compare): Ditto.
13194 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
13195 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
13196 DECIMAL_FLOAT_MODE_P.
13197 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
13198 of SCALAR_FLOAT_MODE_P.
13199 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
13200 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
13201 checks before FLOAT_MODE_P.
13202 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
13203 before FLOAT_MODE_P.
13208 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
13210 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
13211 Charles Wilson <libtool@cwilson.fastmail.fm>
13213 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
13214 (libgcc.mvars): Don't depend on them.
13215 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
13216 * exec-tool.in: New.
13218 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
13220 * doc/invoke.text (--help): Document --help=common.
13222 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
13224 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
13226 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13228 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
13229 * genemit.c (main): Emit #include "integrate.h".
13230 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
13231 (LOADGP_RTP): New mips_loadgp_style.
13232 * config/mips/mips.h: Include config/vxworks-dummy.h.
13233 (TARGET_RTP_PIC): New macro.
13234 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
13235 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
13236 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
13237 for TARGET_RTP_PIC.
13238 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
13239 -mvxworks-pic when using -mrtp and a PIC option.
13240 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
13242 (mips_symbolic_constant_p, mips_symbolic_address_p)
13243 (mips_symbol_insns): Handle SYMBOL_HALF.
13244 (override_options): Warn about -G and -mrtp being used together.
13245 Initialize mips_lo_relocs[SYMBOL_HALF].
13246 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
13247 (mips_emit_loadgp): Handle LOADGP_RTP.
13248 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
13249 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
13250 (tablejump): Handle function-relative case table entries if
13252 * config/mips/predicates.md (symbol_ref_operand): New predicate.
13254 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13256 * config/mips/mips.md (load_call<mode>): Allow any general register.
13258 (sibcall_value_internal, sibcall_value_multiple_internal)
13259 (call_value_internal, call_value_split, call_value_multiple_internal)
13260 (call_value_multiple_split): Remove constraints from operand 0.
13262 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13264 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
13265 rather than loadgp_noshared.
13266 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
13267 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
13269 * config/mips/mips.md (loadgp): Rename to...
13270 (loadgp_newabi): ...this.
13271 (loadgp_noshared): Rename to...
13272 (loadgp_absolute): ...this.
13274 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13276 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
13277 false for locally-binding symbols.
13278 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
13280 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13282 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
13283 (SYMBOL_GOT_PAGE_OFST): ...this.
13284 (SYMBOL_GOT_GLOBAL): Rename to...
13285 (SYMBOL_GOT_DISP): ...this.
13286 (SYMBOL_GOTOFF_GLOBAL): Rename to...
13287 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
13288 * config/mips/mips.c (mips_global_symbol_p): New function.
13289 (mips_symbol_binds_local_p): Likewise.
13290 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
13291 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
13292 mips_global_symbol_p and mips_symbol_binds_local_p.
13293 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
13294 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
13295 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
13296 SYMBOL_GOTOFF_DISP.
13297 (mips_ok_for_lazy_binding_p): New function.
13298 (mips_load_call_address, mips_expand_call): Use it.
13299 (mips_dangerous_for_la25_p): Likewise.
13300 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
13301 (*got_disp<mode>): Use got_disp_operand instead of
13302 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
13303 SYMBOL_GOTOFF_GLOBAL.
13304 (*got_page<mode>): Use got_page_ofst_operand instead of
13306 * config/mips/predicates.md (const_call_insn_operand): Use
13307 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13308 (global_got_operand): Rename to...
13309 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13311 (local_got_operand): Rename to...
13312 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13313 of SYMBOL_GOT_LOCAL.
13315 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13317 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13318 TARGET_CALL_CLOBBERED_GP.
13319 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13320 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13321 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13322 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13323 of TARGET_ABICALLS && !TARGET_NEWABI.
13324 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13325 * config/mips/mips.c (mips_load_call_address): Check
13326 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13327 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13328 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13329 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13330 TARGET_ABICALLS && TARGET_NEWABI.
13331 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13333 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13334 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13335 TARGET_ABICALLS && TARGET_NEWABI.
13336 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13337 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13338 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13339 whether indirect calls must use $25.
13340 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13342 * config/mips/mips.md (jal_macro): Check flag_pic and
13343 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13344 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13345 instead of TARGET_ABICALLS.
13346 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13347 TARGET_ABICALLS && TARGET_OLDABI.
13348 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13349 (sibcall): In the comment above the define_insn, mention
13350 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13351 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13352 instead of TARGET_ABICALLS.
13354 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13356 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13357 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13358 (MACFLAGS_MATCH_P): New macro.
13359 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13360 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13361 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13362 the other MACFLAG constants.
13363 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13364 (flag_machi): Tighten constraints. Renumber some of the operands.
13365 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13367 (flag_machi_parts_acconly): New pattern.
13368 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13370 (flag_macinit1hi): Tighten constraints.
13371 (flag_mul_macv2hi_parts_acconly): New pattern.
13373 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13374 Use a more efficient implementation.
13375 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13376 inline sequences when not optimizing for size.
13378 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13379 movhi_high2low): Delete, merge functionality into...
13380 (packv2hi): ... this pattern.
13382 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13383 * config/bfin/bfin.opt (msim): New option.
13384 (mcpu=): New option.
13385 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13386 (bfin_cpu_t): Typedef of enum bfin_cpu.
13387 (bfin_cpu_type): New declaration.
13388 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13389 -msim and -mcpu= options.
13390 (LIB_SPEC): Likewise.
13391 * config/bfin/bfin.c (bfin_cpu_type): Define.
13392 (bfin_handle_option): Handle -mcpu= option.
13393 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13394 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13395 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13397 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13399 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13400 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13401 (powerpc-wrs-vxworksae): Use ${tm_file}.
13402 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13403 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13404 * config/i386/vx-common.h: New file.
13406 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13408 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13411 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13413 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13416 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13420 * c-common.c (c_build_qualified_type): Set canonical type
13423 2007-04-12 Richard Guenther <rguenther@suse.de>
13425 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13426 lower bound and element size if lower bound is not zero
13427 or either of the ARRAY_REF operands is set.
13429 2007-04-12 Richard Guenther <rguenther@suse.de>
13431 PR tree-optimization/24689
13432 PR tree-optimization/31307
13433 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13435 * gimplify.c (canonicalize_addr_expr): To be consistent with
13436 gimplify_compound_lval only set operands two and three of
13437 ARRAY_REFs if they are not gimple_min_invariant. This makes
13438 it never at this place.
13439 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13441 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13443 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13444 null before emitting a .nsubspa directive.
13446 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13448 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13449 need_to_partition_p if there are no memory statements in the
13452 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13454 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13455 (gcd_of_steps_may_divide_p): New function.
13456 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13458 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13460 * reload.c (find_reloads_toplev, find_reloads_address,
13461 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13462 not a pointer equality test, to decide if we need to call
13463 push_reg_equiv_alt_mem.
13465 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13467 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13468 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13470 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13472 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13474 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13475 vector to be positive.
13477 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13481 * doc/invoke.texi: Document --params max-aliased-vops and
13483 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13484 debug_memory_partitions): Move to tree-flow.h
13485 * params.h (AVG_ALIASED_VOPS): Define.
13486 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13488 (mp_info_t): Likewise.
13489 (get_mem_sym_stats_for): New.
13490 (set_memory_partition): Move from tree-flow-inline.h.
13491 (mark_non_addressable): Only clear the set of symbols for the
13492 partition if it exists.
13493 (dump_memory_partitions): Move from tree-ssa-operands.c
13494 (debug_memory_partitions): Likewise.
13495 (need_to_partition_p): New.
13496 (dump_mem_ref_stats): New.
13497 (debug_mem_ref_stats): New.
13498 (dump_mem_sym_stats): New.
13499 (debug_mem_sym_stats): New.
13500 (update_mem_sym_stats_from_stmt): New.
13501 (compare_mp_info_entries): New.
13502 (mp_info_cmp): Call it.
13503 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13505 (get_mpt_for): Move from tree-ssa-operands.c.
13506 (find_partition_for): New.
13507 (create_partition_for): Remove.
13508 (estimate_vop_reduction): New.
13509 (update_reference_counts): New.
13510 (build_mp_info): New.
13511 (compute_memory_partitions): Refactor.
13512 Document new heuristic.
13513 Call build_mp_info, update_reference_counts,
13514 find_partition_for and estimate_vop_reduction.
13515 (compute_may_aliases): Populate virtual operands before
13516 calling debugging dumps.
13517 (delete_mem_sym_stats): New.
13518 (delete_mem_ref_stats): New.
13519 (init_mem_ref_stats): New.
13520 (init_alias_info): Call it.
13521 (maybe_create_global_var): Remove alias_info argument.
13522 Get number of call sites and number of pure/const call sites
13523 from gimple_mem_ref_stats().
13524 (dump_alias_info): Call dump_memory_partitions first.
13525 (dump_points_to_info_for): Show how many times a pointer has
13527 * opts.c (decode_options): For -O2 set --param
13528 max-aliased-vops to 500.
13529 For -O3 set --param max-aliased-vops to 1000 and --param
13530 avg-aliased-vops to 3.
13531 * fortran/options.c (gfc_init_options): Remove assignment to
13533 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13534 * tree-dfa.c (dump_variable): Dump memory reference
13536 Dump NO_ALIAS* settings.
13537 (referenced_var_lookup): Tidy.
13538 (mem_sym_stats): New.
13539 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13540 and ORIG are different SSA names for a memory partition.
13541 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13542 * tree-flow.h (struct mem_sym_stats_d): Define.
13543 (mem_sym_stats_t): Define.
13544 (struct mem_ref_stats_d): Define.
13545 (struct gimple_df): Add field mem_ref_stats.
13546 (enum noalias_state): Define.
13547 (struct var_ann_d): Add bitfield noalias_state.
13548 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13549 debug_mem_ref_stats, debug_memory_partitions,
13550 debug_mem_sym_stats): Declare.
13551 * tree-ssa-structalias.c (update_alias_info): Update call
13552 sites, pure/const call sites and asm sites in structure
13553 returned by gimple_mem_ref_stats.
13554 Remove local variable IS_POTENTIAL_DEREF.
13555 Increase NUM_DEREFS if the memory expression is a potential
13557 Call update_mem_sym_stats_from_stmt.
13558 If the memory references memory, call
13559 update_mem_sym_stats_from_stmt for all the direct memory
13560 symbol references found.
13561 (intra_create_variable_infos): Set noalias_state field for
13562 pointer arguments according to the value of
13563 flag_argument_noalias.
13564 * tree-ssa-structalias.h (struct alias_info): Remove fields
13565 num_calls_found and num_pure_const_calls_found.
13566 (update_mem_sym_stats_from_stmt): Declare.
13567 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13568 Set default value to 100.
13569 (PARAM_AVG_ALIASED_VOPS): Define.
13571 2007-04-11 Richard Guenther <rguenther@suse.de>
13573 PR middle-end/31530
13574 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13575 a * -b + c as c - a * b if we honor sign dependent rounding.
13577 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13579 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13580 bfin_expand_strmov.
13581 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13582 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13584 (initialize_trampoline): Don't use old-style function definition.
13585 (bfin_secondary_reload): Mark IN_P argument as unused.
13587 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13589 PR tree-optimization/31343
13590 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13591 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13592 * testsuite/gcc.dg/vect/pr31343.c: New.
13594 2007-04-10 Eric Christopher <echristo@apple.com>
13596 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13597 * config/i386/i386.md (*cmpfp0): Use.
13598 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13599 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13600 (fix_trunc<mode>_i386_fisttp): Ditto.
13601 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13602 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13603 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13604 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13605 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13606 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13607 (unnamed_splitters): Ditto.
13608 * config/i386/i386.c (output_fix_trunc): Assert that
13609 we're not being passed a TFmode operand.
13611 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13613 PR tree-optimization/31526
13614 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13615 n_basic_blocks to find newly added blocks.
13617 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13619 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13621 (fix_trunc<mode>si_sse): Ditto.
13622 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13623 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13624 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13625 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13626 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13627 expander using SSEMODEF mode macro.
13628 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13629 expander using SSEMODEF mode macro.
13630 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13631 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13632 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13633 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13634 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13635 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13636 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13637 Macroize insn using X87MODEF mode macro.
13639 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13641 * config/i386/sse.md (sse2_pinsrw): Removed.
13642 (sse2_pextrw): Renamed to ...
13643 (*sse2_pextrw): This.
13645 2007-04-09 Jan Hubicka <jh@suse.cz>
13648 * config/i386/sse.md
13649 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13650 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13651 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13652 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13654 2007-04-09 Jan Hubicka <jh@suse.cz>
13656 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13657 multiple fields of union.
13659 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13661 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13662 (create_preheaders): Check that loops are available.
13663 (fix_loop_structure): Clean up, improve comments.
13664 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13665 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13667 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13668 * predict.c (tree_estimate_probability): Do not call
13669 calculate_dominance_info. Call create_preheaders.
13670 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13671 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13673 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13674 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13675 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13676 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13679 2007-04-08 Jan Hubicka <jh@suse.cz>
13681 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13682 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13683 * fold-const.c (fold_unary): Use it.
13685 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13687 * varasm.c (assemble_variable): Remove call to
13688 lang_hooks.decls.prepare_assemble_variable.
13689 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13690 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13691 * langhooks.h (lang_hooks_for_decls): Remove
13692 prepare_assemble_variable.
13694 2007-04-08 Mike Stump <mrs@apple.com>
13696 * config/i386/i386.c: Use inc/dec on Core2.
13698 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13700 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13701 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13702 lhd_tree_inlining_end_inlining): Remove.
13703 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13704 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13705 end_inlining hooks.
13706 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13707 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13708 lhd_tree_inlining_end_inlining): Remove prototypes.
13709 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13710 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13711 LANG_HOOKS_TREE_INLINING_START_INLINING,
13712 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13714 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13717 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13720 * config/avr/predicates.md (io_address_operand): Delete predicate.
13721 (low_io_address_operand): Don't use 'mode' argument.
13722 (higth_io_address_operand): Rename ...
13723 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13724 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13727 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13729 Revert change removing staticp.
13731 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13734 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13737 2007-04-07 Bruce Korb <bkorb@gnu.org>
13739 * c.opt: Add -Wformat-contains-nul.
13740 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13742 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13743 the NUL byte warning.
13745 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13747 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13749 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13751 * tree.c (staticp): No longer use staticp langhook.
13752 * langhooks.c (lhd_staticp): Removed.
13753 * langhooks.h (struct lang_hooks): Remove staticp.
13754 * c-common.c (c_staticp): Remove.
13755 * c-common.h (c_staticp): Ditto.
13756 * langhooks-defs.h (lhd_staticp): Ditto.
13757 (LHD_HOOKS_STATICP): Ditto
13758 * tree.h (gcc_assert_lowered): New macro.
13760 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13762 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13763 argument "reliable".
13764 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13765 Add argument "reliable". Propagate it through calls.
13766 (infer_loop_bounds_from_undefined): Derive number of iterations
13767 estimates from references in blocks that do not dominate loop latch.
13768 (gcov_type_to_double_int): New function.
13769 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13770 and expected_loop_iterations_unbounded.
13771 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13772 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13773 * tree-data-ref.c (estimated_loop_iterations): Export.
13774 (get_references_in_stmt): Fix -- do not return addresses of local
13776 * cfgloop.h (expected_loop_iterations_unbounded,
13777 estimated_loop_iterations): Declare.
13779 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13781 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13783 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13785 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13786 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13787 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13788 Use output_387_reg_move().
13789 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13790 expander using X87MODEF12 mode macro.
13791 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13792 choosing register preferences. Use output_387_reg_move().
13793 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13794 instead of "x". Use output_387_reg_move().
13795 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13796 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13797 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13798 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13799 Use output_387_reg_move().
13800 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13802 (*truncxf?f_i387 splitter): Ditto.
13804 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13806 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13807 LANG_HOOKS_SAFE_FROM_P.
13808 * expr.c (safe_from_p): Remove langhook call.
13809 * langhooks.h (lang_hooks): Remove safe_from_p.
13810 (lhd_safe_from_p): Remove prototype.
13811 * langhooks.c (lhd_safe_from_p): Remove.
13813 2007-04-06 Jan Hubicka <jh@suse.cz>
13815 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13818 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13820 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13821 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13822 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13823 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13825 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13826 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13828 2007-04-05 Richard Henderson <rth@redhat.com>
13830 * config/alpha/alpha.c (print_operand) [+]: Remove.
13831 (alpha_end_function): Print nop if call at end of function.
13832 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13833 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13834 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13835 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13836 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13837 the call pattern. Update peepholes to match.
13839 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13841 * doc/extend.texi (Other Builtins): Add decimal float variants
13843 * builtins.def: Ditto.
13844 * builtins.c (expand_builtin): Ditto.
13846 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13847 H.J. Lu <hongjiu.lu@intel.com>
13850 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13851 of V8HImode when calling ix86_binary_operator_ok.
13852 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13853 (sdot_prodv8hi): Operands 1 and 2 must be register.
13855 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13857 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13858 initialize align to silence bogus warning.
13860 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13862 PR middle-end/22156
13863 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13865 (struct sra_walk_fns): Remove use_all parameter from use.
13866 (sra_hash_tree): Handle BIT_FIELD_REFs.
13867 (sra_elt_hash): Don't hash bitfld blocks.
13868 (sra_elt_eq): Skip them in parent compares as well. Handle
13870 (sra_walk_expr): Don't maintain or pass down use_all_p.
13871 (scan_use): Remove use_all parameter.
13872 (scalarize_use): Likewise. Re-expand assignment to
13873 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13874 output, and re-scalarize after output. Don't mark anything
13876 (scalarize_ldst): Adjust.
13877 (scalarize_walk_gimple_modify_statement): Likewise.
13878 (build_element_name_1): Handle BIT_FIELD_REFs.
13879 (instantiate_element): Don't warn for any element whose parent
13880 is used as a whole.
13881 (instantiate_missing_elements_1): Return the sra_elt.
13882 (canon_type_for_field): New.
13883 (try_instantiate_multiple_fields): New.
13884 (instantiate_missing_elemnts): Use them.
13885 (mark_no_warning): Removed.
13886 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13887 (REPLDUP, sra_build_elt_assignment): New.
13888 (generate_copy_inout): Use them.
13889 (generate_element_copy): Likewise. Handle bitfld differences.
13890 (generate_element_zero): Don't recurse for blocks. Use
13891 sra_build_elt_assignment.
13892 (generate_one_element_int): Take elt instead of var. Use
13893 sra_build_elt_assignment.
13894 (generate_element_init_1): Adjust.
13895 (scalarize_use, scalarize_copy): Use REPLDUP.
13896 (scalarize_ldst): Move assert before dereference.
13897 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13899 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13901 * regmove.c: Fix unused variable warnings due to previous commit.
13903 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13905 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13906 (regmove_bb_head): Remove.
13907 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13908 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13909 problems with fixup_match_1.
13910 Don't initialize/free regmove_bb_head.
13912 (reg_is_remote_constant_p): If an insn is in the same basic block
13913 but not before INSN, consider it remote, too.
13915 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13918 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13919 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13921 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13923 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13924 (CONDITIONAL_REGISTER_USAGE): Likewise.
13926 2007-04-04 Richard Henderson <rth@redhat.com>
13928 * config/alpha/lib1funcs.asm: Remove unused file.
13930 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13933 * opts.c (print_specific_help): Fix --help=<language>
13935 (common_handle_option): Support --help=common.
13937 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13940 * gcc.c (main): Do not run the linker if
13941 print_subprocess_help indicates that it shouldn't be
13944 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13947 * doc/invoke.texi (--help=): Document <languages> value, fix
13948 formatting in tables of values.
13950 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13952 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13953 dllimport attribute of virtual methods.
13955 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13957 * config/score/crti.asm: Change _bss_start to __bss_start.
13958 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13959 (OUTGOING_REG_PARM_STACK_SPACE) update.
13960 * config/score/score.opt: add options to make backend support
13961 score5, score5u, score7 and score7d.
13962 * config/score/score.md: Likewise.
13963 * config/score/misc.md: Likewise.
13964 * config/score/mac.md: Likewise.
13965 * doc/invoke.texi: Likewise.
13966 * doc/md.texi: update constraints define.
13968 2007-04-03 Richard Henderson <rth@redhat.com>
13970 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13971 an appropriate type, use the mode instead.
13973 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13975 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13976 Set the default --with-arch setting to mips2.
13977 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13978 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13979 (MULTILIB_OSDIRNAMES): Delete.
13980 (MULTILIB_DIRNAMES): Define.
13981 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13982 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13983 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13984 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13985 VXWORKS_OS_CPP_BUILTINS.
13986 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13987 (MIPS_DEBUGGING_INFO): Undefine.
13988 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13990 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13992 PR middle-end/30704
13993 * fold-const.c (native_encode_real): Encode real.c provided longs
13994 as a series of 32-bit native integers.
13995 (native_interpret_real): Interpret buffer as a series of 32-bit
13998 2007-04-03 Richard Guenther <rguenther@suse.de>
14000 * genpreds.c (write_insn_constraint_len): Write function
14001 optimized for CONSTRAINT_LEN implementation.
14002 (write_tm_preds_h): Output insn_constraint_len inline and
14003 use it for CONSTRAINT_LEN.
14004 (write_insn_preds_c): Don't output insn_constraint_len.
14005 * doc/md.texi (define_register_constraint): Document multi-letter
14006 constraints shall have the same length if they start with the same
14009 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14012 * config/i386/i386.md (isinf<mode>2): Expand only when
14013 TARGET_C99_FUNCTIONS is set.
14015 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14017 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14018 (x86_64-*-linux*): Ditto.
14019 * config/i386/i386.opt (mpc): New option.
14020 * config/i386/i386.c (overrride_options): Handle
14021 ix87_precision_string.
14022 * config/i386/crtprec.c: New file.
14023 * config/i386/t-crtpc: Ditto.
14024 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14025 and -mpc80 options.
14026 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14027 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14028 crtprec32.o, crtprec64.o and crtprec80.o.
14030 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14031 and -mpc80 options.
14032 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14034 2007-04-02 Eric Christopher <echristo@apple.com>
14036 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14037 limitations on darwin.
14039 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14042 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14044 2007-04-02 Dave Korn <dave.korn@artimi.com>
14046 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
14048 2007-04-02 Dave Korn <dave.korn@artimi.com>
14050 * libgcc2.h (exception_descriptor): Don't forward-declare.
14051 (__get_eh_table_language, __get_eh_table_version): Delete
14052 prototypes of long-dead functions.
14054 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
14056 * ebitmap.h: New file
14057 * ebitmap.c: New file
14058 * Makefile.in (ebitmap.o): New target.
14060 2007-04-01 Jan Hubicka <jh@suse.cz>
14062 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
14063 before very first instruction.
14065 2007-04-01 Jan Hubicka <jh@suse.cz>
14067 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
14068 waring on 64bit hosts.
14069 * bitmap.h: Fix typo in bitmap_head_def.
14071 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
14073 PR rtl-optimization/31391
14074 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
14075 into a DELETED_LABEL note, and the label is in an empty basic
14076 block, update BB_END as well as BB_HEAD.
14078 2007-04-01 Richard Henderson <rth@redhat.com>
14080 PR tree-optimization/31169
14081 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
14082 to varying if the range is outside [0, prec-1].
14084 2007-04-01 Richard Sandiford <richard@codesourcery.com>
14087 * config/mips/mips.md (load_const_gp): New insn.
14088 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
14089 the MIPS16 GP pseudo register if no_new_pseudos.
14090 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
14092 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
14095 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
14097 (call_value): Likewise.
14099 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
14100 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14103 * doc/invoke.texi: (optimization options): Reword description
14104 of -ffast-math. Document its primary purpose.
14106 2007-03-31 Richard Guenther <rguenther@suse.de>
14108 * omp-low.c (splay-tree.h): Include.
14109 (lookup_decl): Replace splay-tree usage by pointer-map.
14110 (maybe_lookup_decl): Likewise.
14111 (new_omp_context): Likewise.
14112 (delete_omp_context): Likewise.
14113 * gimplify.c (splay-tree.h): Include.
14114 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
14116 (remap_ssa_name): Likewise.
14117 (remap_decl): Likewise.
14118 (remap_type_1): Likewise.
14119 (remap_type): Likewise.
14120 (copy_body_r): Likewise.
14121 (expand_call_inline): Likewise.
14122 (clone_body): Likewise.
14123 (copy_tree_r): Likewise.
14124 (remap_save_expr): Likewise.
14125 (unsave_r): Likewise.
14126 (unsave_expr_now): Likewise.
14127 (tree_function_versioning): Likewise.
14128 (build_duplicate_type): Likewise.
14129 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
14130 (struct copy_body_data): Replace splay-tree by pointer-map.
14131 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
14132 not $(SPLAY_TREE_H).
14133 (gimplify.o): Depend on $(SPLAY_TREE_H).
14134 (omp-low.p): Likewise.
14136 2007-03-31 Anatoly Sokolov <aesok@post.ru>
14138 * config/avr/predicates.md (even_register_operand,
14139 odd_register_operand): New predicates.
14140 * config/avr/avr.md (movw peephole2): New.
14141 (movw_r peephole2): New.
14143 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
14145 * tree.h (get_signed_or_unsigned_type): New.
14146 * fold-const.c (operand_equal_for_comparison_p): Use
14147 get_signed_or_unsigned_type instead of
14148 lang_hooks.types.signed_or_unsigned_type.
14149 * expr.c (store_expr): Ditto.
14150 * langhooks.c (get_signed_or_unsigned_type): New.
14151 (lhd_signed_or_unsigned_type): New.
14152 * langhooks.h (lhd_signed_or_unsigned_type): New.
14153 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
14155 2007-03-30 Richard Henderson <rth@redhat.com>
14157 * tree-ssa-loop-ivopts.c: Include target.h.
14158 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
14159 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
14160 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
14161 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
14163 2007-03-30 Richard Henderson <rth@redhat.com>
14164 Kai Tietz <kai.tietz@onevision.com>
14166 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
14167 default for 64-bit.
14168 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
14169 (TARGET_64BIT_MS_ABI): New.
14170 (DBX_REGISTER_NUMBER): Handle 64-bit.
14171 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
14172 (LONG_TYPE_SIZE): Force to 32.
14173 (REG_PARM_STACK_SPACE): New.
14174 (OUTGOING_REG_PARM_STACK_SPACE): New.
14175 (REGPARM_MAX, SSE_REGPARM_MAX): New.
14176 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14177 (STACK_BOUNDARY): Use 128 for 64-bit.
14178 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
14179 Add 64-bit implementation.
14180 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
14182 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
14183 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
14184 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
14185 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
14186 (ix86_handle_cconv_attribute): Don't warn when ignoring if
14187 TARGET_64BIT_MS_ABI.
14188 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
14189 (ix86_pass_by_reference): Likewise.
14190 (ix86_function_value_regno_p): Likewise.
14191 (ix86_build_builtin_va_list): Likewise.
14192 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
14193 (function_arg_advance_ms_64): New.
14194 (function_arg_advance): Call it.
14195 (function_arg_ms_64): New.
14196 (function_arg): Call it.
14197 (function_value_ms_64): New.
14198 (ix86_function_value_1): Call it.
14199 (return_in_memory_ms_64): New.
14200 (ix86_return_in_memory): Call it.
14201 (setup_incoming_varargs_ms_64): New.
14202 (ix86_setup_incoming_varargs): Call it.
14203 (ix86_expand_prologue): Handle 64-bit stack probing.
14204 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
14205 (output_pic_addr_const): Likewise.
14206 (x86_this_parameter): Likewise.
14207 (x86_output_mi_thunk): Likewise.
14208 (x86_function_profiler): Likewise.
14209 (TARGET_STRICT_ARGUMENT_NAMING): New.
14210 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
14211 (TARGET_64BIT_MS_ABI): New.
14212 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
14213 * config/i386/i386.md (allocate_stack_worker): Remove.
14214 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
14215 describe the clobber of eax without a match_scratch.
14216 (allocate_stack_worker_postreload): Remove.
14217 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
14218 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
14219 (allocate_stack_worker_rex64_postreload): Remove.
14220 (allocate_stack): Handle 64-bit.
14221 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
14222 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
14223 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
14224 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
14225 (STANDARD_STARTFILE_PREFIX_1): Likewise.
14226 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
14227 * config.build (x86_64-*-mingw*): New host.
14228 * config.host (x86_64-*-mingw*): New host.
14229 * config.gcc (x86_64-*-mingw*): New target.
14230 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
14232 2007-03-30 Richard Henderson <rth@redhat.com>
14233 Kai Tietz <kai.tietz@onevision.com>
14235 * c-pragma.c (struct def_pragma_macro_value): New.
14236 (struct def_pragma_macro): New.
14237 (pushed_macro_table): New.
14238 (dpm_hash, dpm_eq): New.
14239 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
14240 (init_pragma): Install them.
14241 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14243 2007-03-30 Anatoly Sokolov <aesok@post.ru>
14245 * config/avr/avr.c (avr_override_options): Clear
14246 'flag_delete_null_pointer_checks'.
14248 2007-03-30 Paolo Carlini <pcarlini@suse.de>
14251 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
14252 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
14253 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
14254 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
14255 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
14256 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
14257 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
14259 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
14261 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
14263 * regmove.c: Move all of pass_stack_adjustments from here...
14264 * combine-stack-adj.c: ...to this new file.
14265 * Makefile.in: Add rules for combine-stack-adj.o.
14267 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
14269 PR tree-optimization/31383
14270 * tree-data-ref.c (affine_function_equal_p): Do not require the
14271 vectors to have the same length.
14273 2007-03-30 Jan Hubicka <jh@suse.cz>
14275 PR middle-end/30700
14276 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
14277 availablility; add more sanity checking; ask varpool only about
14280 2007-03-29 Richard Henderson <rth@redhat.com>
14282 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
14283 to decide, but __SIZEOF_LONG_LONG__.
14285 2007-03-29 Richard Henderson <rth@redhat.com>
14287 * emutls.c (struct __emutls_array): New.
14288 (emutls_destroy): Use it instead of casting element 0 from void*.
14289 (__emutls_get_address): Likewise.
14291 2007-03-29 Richard Henderson <rth@redhat.com>
14293 * varasm.c (initializer_constant_valid_p): Don't deny
14294 DECL_DLLIMPORT_P on functions.
14296 * config/i386/cygming.h: Remove function declarations.
14297 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14298 (ASM_OUTPUT_LABELREF): Remove.
14299 (COMMON_ASM_OP): Remove.
14300 (ASM_OUTPUT_COMMON): Remove.
14301 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
14302 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
14303 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14304 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14305 Rename from TARGET_ENCODE_SECTION_INFO.
14306 * config/i386/netware.h: Likewise.
14307 * config/i386/i386-protos.h: Update.
14308 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14309 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14310 (legitimate_constant_p): Reject dllimports.
14311 (dllimport_map, get_dllimport_decl): New.
14312 (legitimize_dllimport_symbol): New.
14313 (legitimize_address, ix86_expand_move): Use it.
14314 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14315 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14316 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14317 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14318 * config/i386/predicates.md (constant_call_address_operand): Only
14319 accept symbols; reject dllimport_p symbols.
14320 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14321 i386_pe_maybe_record_exported_symbol.
14322 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14323 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14324 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14325 trust the setting of DECL_DLLIMPORT_P.
14326 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14327 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14328 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14329 tidy the argument scanning loop.
14330 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14331 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14332 (i386_pe_strip_name_encoding): Remove.
14333 (i386_pe_binds_local_p): New.
14334 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14335 (i386_pe_output_labelref): Remove.
14336 (i386_pe_asm_output_aligned_decl_common): New.
14337 (i386_pe_maybe_record_exported_symbol): Rename from
14338 i386_pe_record_exported_symbol; check for dllexported symbols.
14340 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14342 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14343 add comment explaining why vsnprintf cannot be used.
14345 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14347 PR tree-optimization/30666
14348 * tree.c (build_complex_type): When creating type names for DWARF2
14349 debug info, create TYPE_DECLs for TYPE_NAME instead of
14351 (build_common_tree_nodes_2): Use build_complex_type when building
14352 predefined complex types, to preserve canonical types.
14354 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14356 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14357 (noce_get_alt_condition): Look at it to determine whether to
14358 reverse the condition or not.
14359 (noce_get_condition): Substitute the truth for lies.
14360 (noce_find_if_block): Set the then_else_reversed field.
14362 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14364 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14365 destination of this insn.
14366 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14367 than calling gen_rtx_SET directly. Use r0 to hold the value of
14368 'address + 4' rather than a stack based temporary which can be
14369 mis-optimized away.
14371 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14373 * config/s390/s390.c (s390_secondary_input_reload_class,
14374 s390_secondary_output_reload_class): Functions removed.
14375 (s390_secondary_reload): New function.
14376 (TARGET_SECONDARY_RELOAD): Target macro defined.
14377 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14378 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14379 * config/s390/s390.md ("reload_outti", "reload_outdi",
14380 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14381 "reload_out<mode>"): Expanders removed.
14382 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14383 "reload<mode>_nonoffmem_out"): Expanders added.
14385 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14387 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14388 action if SRC->DEST replacement failed anyway.
14390 2007-03-28 Mike Stump <mrs@apple.com>
14392 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14393 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14394 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14396 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14398 * config.gcc: Accept barcelona as a variant of amdfam10.
14399 * config/i386/i386.c (override_options): Likewise.
14400 * doc/invoke.texi: Likewise.
14402 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14404 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14405 offsets for BIT_FIELD_REF and COMPONENT_REF.
14407 2007-03-28 Richard Guenther <rguenther@suse.de>
14409 * tree.c (is_global_var): Move ...
14410 * tree-flow-inline.h (is_global_var): ... here.
14411 * tree.h (is_global_var): Remove declaration.
14413 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14415 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14417 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14418 * config/i386/i386.c (ix86_tune_features): Initialize new
14420 * config/i386/predicates.md (promotable_binary_operator): Use
14421 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14423 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14426 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14428 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14430 * config/fr30/fr30.md (movsi_internal): Change destination
14431 constraint from m to V and add m to the end.
14433 2007-03-28 Christian Bruel <christian.bruel@st.com>
14435 * config/sh/sh.md (movsi_i): Fix type attribute.
14437 2007-03-28 Christian Bruel <christian.bruel@st.com>
14439 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14440 (movsf_ie): Likewise.
14442 2007-03-28 Christian Bruel <christian.bruel@st.com>
14444 * config.gcc: Add sh4-300 to multilib.
14445 * config/sh/t-mlib-sh4-300: New file.
14447 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14449 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14450 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14451 fix_trunc<mode>di2.
14452 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14453 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14454 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14455 "fixuns_trunctddi2"): Whitespace fix.
14457 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14459 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14460 the definition of struct sh_args.
14461 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14462 CALL_COOKIE_INT_REG_GET): Likewise.
14464 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14466 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14467 transformations are applied successfully.
14469 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14471 * tree.c (tree_contains_struct): Permit 512 tree codes.
14472 * tree.h (tree_contains_struct): Ditto.
14473 (MAX_TREE_CODES): Ditto.
14474 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14475 SPARE member to store remaining padding bits.
14477 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14479 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14482 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14484 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14485 * configure: Regenerate.
14487 * configure: Regenerate using the correct version of autoconf.
14489 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14491 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14493 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14494 regs to "__SP_L__" and "__SP_H__".
14496 2007-03-27 Richard Guenther <rguenther@suse.de>
14498 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14499 computations with it with a HOST_WIDE_INT variable.
14501 2007-03-26 Mike Stump <mrs@apple.com>
14503 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14504 objective-c-header, objective-c++-header and objc++-cpp-output
14506 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14508 2007-03-26 Richard Henderson <rth@redhat.com>
14511 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14512 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14513 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14514 IX86_BUILTIN_PSRLQ128): New.
14515 (ix86_init_mmx_sse_builtins): Add them.
14516 (ix86_expand_builtin): Expand them.
14517 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14518 operand 2 be TImode.
14519 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14520 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14521 _mm_srli_epi64): Mark __B const.
14522 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14523 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14524 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14525 new two-vector shift builtins.
14527 2007-03-26 Ian Lance Taylor <iant@google.com>
14529 PR tree-optimization/31345
14530 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14531 [+INF, +INF(OVF)] into VARYING.
14533 2007-03-26 Zack Weinberg <zackw@panix.com>
14535 * gengtype-parse.c: New file.
14536 * gengtype-yacc.y: Delete.
14537 * gengtype-lex.l: Don't include gengtype-yacc.h.
14538 Define YY_DECL and yyterminate appropriately for recursive
14539 descent parser. yylval is now a string out-parameter to yylex.
14540 (HWS, EOID): New shorthand.
14541 (IWORD): Add a couple more types.
14542 (yylex): Add a setup stanza. Remove the complex rules for
14543 detecting GTY'ed types and typedefs; replace with simple
14544 keyword detectors. Adjust everything for the changed
14545 definition of yylval. Ignore all pp-directives, not just #define.
14547 (parse_file): Rename yybegin; do not call yyparse.
14549 * gengtype.c (xasprintf): Export again.
14550 (this_file): New. Use everywhere __FILE__ was being used.
14551 (get_lang_bitmap): Special case types defined in gengtype.c.
14552 (do_typedef, new_structure): Suppress definition of certain types.
14553 (new_structure): Improve diagnostics of duplicate definitions.
14554 Make sure location_s is associated with input.h.
14555 (nreverse_pairs, define_location_structures): New functions.
14556 (main): Improve tagging of kludge types. Remove old kludges
14557 for input.h types; use define_location_structures.
14558 * gengtype.h: Update prototypes. Define token codes here.
14559 * Makefile.in: Remove all references to gengtype-yacc.
14560 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14562 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14563 add GTY((skip)) to the field that's only conditionally there.
14564 * doc/install.texi: Document that Bison is no longer required
14565 unless building treelang.
14567 * gengtype.c: Don't include gtyp-gen.h.
14568 (srcdir): Declare here.
14569 (base_files, lang_dir_names): Allocate dynamically.
14570 (gt_files, num_gt_files, num_lang_dirs): New globals.
14571 (measure_input_list, read_input_line, read_input_list)
14572 (set_lang_bitmap): New functions.
14573 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14574 simplify, relying on read_input_list to set up the bitmaps.
14575 (main): Arguments are no longer unused. Check for correct number
14576 of command line arguments, set srcdir and srcdir_len, then call
14577 read_input_list, before doing anything else. No need to worry
14578 about duplicates in main loop.
14579 * configure.ac: Simplify the calculation of all_gtfiles.
14580 Put language tags in there. Don't set or substitute
14581 all_gtfiles_files_langs or all_gtfiles_files_frags.
14582 * Makefile.in: Revamp the way gengtype is invoked, now that it
14583 takes a file on its command line with a much simpler format.
14584 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14585 (GTFILES): Remove duplicates and C source files.
14586 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14587 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14588 * configure: Regenerate.
14590 * gengtype.h: Remove all type definitions to gengtype.c; leave
14591 only definitions of options_p, type_p, and pair_p as opaque
14592 pointers. Update prototypes.
14593 * gengtype.c: Many type definitions moved here from gengtype.h.
14594 Consolidate type definitions at the top of the file.
14595 (xvasprintf): Delete.
14596 (xasprintf): Make static.
14597 (create_nested_pointer_option): Add 'next' parameter.
14598 (create_field_all, create_field_at): New functions.
14599 (create_field): Now a thin wrapper around create_field_all.
14600 (create_optional_field): Rename create_optional_field_ and add
14601 line argument. Original name is now a macro which supplies
14603 (oprintf): Use vsnprintf directly.
14604 (close_output_files): Use fatal rather than perror/exit.
14605 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14606 (main): Set progname. Don't use exit.
14607 * gengtype-yacc.y (struct_fields): Use create_field_at.
14608 (option, optionseqopt): Delete.
14609 (optionseq): Consolidate productions from option here so we
14610 can use the first argument to create_option.
14612 * gengtype-lex.l: Distinguish unions from structures in the
14613 token type. Don't call find_structure; return the tag as a string.
14614 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14615 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14616 string. Reorganize typedef_struct production accordingly.
14617 Use create_nested_ptr_option.
14618 * gengtype.c (create_nested_ptr_option): New function.
14619 * gengtype.h: Declare it.
14621 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14622 (string_type): Don't declare.
14623 (do_scalar_typedef): Declare.
14624 (create_scalar_type): Update prototype.
14625 * gengtype.c (string_type): Make static.
14626 (scalar_nonchar, scalar_char): New.
14627 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14628 (resolve_typedef): Use scalar_nonchar for error recovery.
14629 (create_scalar_type): Remove name_len field. Return scalar_char
14630 or scalar_nonchar as appropriate.
14631 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14632 to use string_type.
14633 (throughout): Use scalar_nonchar instead of calling
14634 create_scalar_type, whenever possible.
14635 (main): Initialize scalar_char and scalar_nonchar before calling
14637 * gengtype-lex.l: Adjust for removal of second argument to
14638 create_scalar_type. Use yylval.s instead of yylval.t when
14640 * gengtype-yacc.y: Type of SCALAR is string. Call
14641 create_scalar_type from type:SCALAR rule. Adjust for removal of
14642 second argument to create_scalar_type.
14644 * vec.h: Remove all #if IN_GENGTYPE blocks.
14645 Add comment saying that changes may require adjustments to gengtype.
14646 * gengtype.c: Don't include coretypes.h or tm.h.
14647 Add comment to inclusion of errors.h.
14648 (note_def_vec, note_def_vec_alloc): New functions.
14649 * gengtype.h: Declare new functions.
14650 * gengtype-lex.l: Don't include coretypes.h.
14651 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14653 (update_lineno): Remove unnecessary prototype.
14654 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14655 (VEC rule): Just return VEC_TOKEN.
14656 * gengtype-yacc.y (VEC_TOKEN): New token type.
14657 (type): Add a production for VEC(a,b).
14658 * Makefile.in: Update dependencies.
14660 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14661 typedefs that use the old PARAMS macro.
14663 * gengtype-lex.l: Remove all rules and states relating to yacc
14665 * gengtype-yacc.y: Similarly.
14666 * gengtype.c (note_yacc_type): Delete function.
14667 * gengtype.h: Update prototypes.
14669 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14671 * tree-pretty-print.c (dump_generic_node): Report precision of
14672 unnamed integer types.
14674 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14676 * ifcvt.c (noce_try_store_flag_constants): Don't check
14677 no_new_pseudos here.
14678 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14679 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14680 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14681 noce_try_sign_mask): Likewise.
14682 (if_convert): Check no_new_pseudos here.
14684 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14686 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14687 (noce_get_condition): Handle new then_else_reversed argument.
14688 (noce_init_if_info): Remove, fold into noce_find_if_block.
14689 (noce_process_if_block): Take a struct noce_if_info as the
14690 argument. Don't set up one based on ce_if_info. Update pointer
14691 references accordingly.
14692 (cond_move_process_if_block): Likewise.
14693 (process_if_block): Removed.
14694 (find_if_block): Removed. Move functionality two new functions,
14695 noce_find_if_block and cond_exec_find_if_block.
14696 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14697 blocks and the symmetric IF-ELSE-JOIN case.
14698 (cond_exec_find_if_block): Also new function mostly based on old
14699 find_if_block and process_if_block.
14700 (find_if_header): Replace find_if_block call with separately
14701 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14702 (find_cond_trap): Update noce_get_condition call.
14703 (dead_or_predicable): Likewise.
14705 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14707 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14709 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14710 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14711 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14712 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14713 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14714 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14715 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14716 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14717 __builtin_ia32_psrad128 builtins.
14719 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14721 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14722 * config/i386/constraints.md
14723 (define_constraint "I"): Use IN_RANGE macro.
14724 (define_constraint "J"): Ditto.
14725 (define_constraint "K"): Ditto.
14726 (define_constraint "M"): Ditto.
14727 (define_constraint "N"): Ditto.
14728 (define_constraint "O"): Ditto.
14729 * config/i386/predicates.md
14730 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14731 (define_predicate "const_0_to_3_operand"): Ditto.
14732 (define_predicate "const_0_to_7_operand"): Ditto.
14733 (define_predicate "const_0_to_15_operand"): Ditto.
14734 (define_predicate "const_0_to_63_operand"): Ditto.
14735 (define_predicate "const_0_to_255_operand"): Ditto.
14736 (define_predicate "const_1_to_31_operand"): Ditto.
14737 (define_predicate "const_2_to_3_operand"): Ditto.
14738 (define_predicate "const_4_to_7_operand"): Ditto.
14740 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14742 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14743 in SImode for save_world.
14744 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14747 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14749 PR tree-optimization/30784
14750 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14753 2007-03-25 Revital Eres <eres@il.ibm.com>
14755 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14756 Fold movement_possibility function into it.
14758 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14760 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14761 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14762 (call_indirect_nonlocal_darwin64): Same.
14763 (call_nonlocal_darwin64): Same.
14764 (call_value_indirect_nonlocal_darwin64): Same.
14765 (call_value_nonlocal_darwin64): Same.
14766 (sibcall_nonlocal_darwin64): Same.
14767 (sibcall_value_nonlocal_darwin64): Same.
14768 (sibcall_symbolic_64): Same.
14769 (sibcall_value_symbolic_64): Same.
14770 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14772 (rs6000_emit_load_toc_table): Same.
14773 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14774 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14776 (divss_call): Same.
14777 (divus_call): Same.
14778 (quoss_call): Same.
14779 (quous_call): Same.
14780 (load_toc_v4_pic_si): Same
14781 (load_toc_v4_PIC_1): Same.
14782 (load_toc_v4_PIC_1b): Same.
14783 (call_indirect_aix{32,64}): Same.
14784 (call_value_indirect_aix{32,64}): Same.
14786 (call_value): Same.
14787 (call_local{32,64}): Same.
14788 (call_value_local{32,64}): Same.
14789 (call_indirect_nonlocal_aix{32,64}): Same.
14790 (call_nonlocal_aix{32,64}): Same.
14791 (call_value_indirect_nonlocal_aix{32,64}): Same.
14792 (call_value_nonlocal_aix{32,64}): Same.
14793 (call_indirect_nonlocal_sysv<mode>): Same.
14794 (call_nonlocal_sysv<mode>): Same.
14795 (call_value_indirect_nonlocal_sysv<mode>): Same.
14796 (call_value_nonlocal_sysv<mode>): Same.
14798 (sibcall_local{32,64}): Same.
14799 (sibcall_value_local{32,64}): Same.
14800 (sibcall_nonlocal_aix{32,64}): Same.
14801 (sibcall_value_nonlocal_aix{32,64}): Same.
14802 (sibcall_nonlocal_sysv<mode>): Same.
14803 (sibcall_value): Same.
14804 (sibcall_value_nonlocal_sysv<mode>): Same.
14806 2007-03-24 Paul Brook <paul@codesourcery.com>
14808 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14809 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14811 2007-03-24 Richard Henderson <rth@redhat.com>
14813 * config/ia64/constraints.md: New file.
14814 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14815 satisfies_constraint_?.
14816 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14817 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14818 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14819 ia64_output_mi_thunk): Likewise.
14820 (ia64_const_ok_for_letter_p): Remove.
14821 (ia64_const_double_ok_for_letter_p): Remove.
14822 (ia64_extra_constraint): Remove.
14823 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14824 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14825 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14826 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14827 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14828 EXTRA_MEMORY_CONSTRAINT): Remove.
14829 * config/ia64/ia64.md: Include constriants.md. Replace
14830 CONST_OK_FOR_? with satisfies_constraint_?.
14832 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14833 H.J. Lu <hongjiu.lu@intel.com>
14835 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14837 (name macros): Use DPD_BID_NAME to convert names properly.
14839 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14840 decimal floating point format.
14841 (init_floating_libfuncs): Change decimal functions so that they
14842 have a "bid_" prefix if the decimal system uses the BID format,
14843 and "dpd_" prefix if the decimal system uses the DPD format.
14844 (init_interclass_conv_libfuncs): Ditto.
14845 (init_intraclass_conv_libfuncs): Ditto.
14847 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14848 using the BID format.
14850 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14851 whether we are using the BID decimal format.
14852 * configure: Regenerate.
14854 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14855 the compiler has decimal floating point enabled. Define
14856 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14859 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14860 using the BID format.
14862 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14863 whether we are using the BID decimal format.
14864 * configure: Regenerate.
14866 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14867 the compiler has decimal floating point enabled. Define
14868 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14871 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14872 options, and that it is enabled for i386/x86_64 systems.
14874 * Makefile.in (enable_decimal_float): New.
14876 (DECNUMINC): Add -I$(DECNUMFMT).
14877 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14878 to $(DECNUMFMT) from $(DECNUM).
14880 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14881 Substitute enable_decimal_float.
14882 * configure: Regenerated.
14885 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14888 * configure.ac: Enable decimal float for x86_64-*-linux*.
14889 * configure: Regenerated.
14892 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14893 decimal128ClearSign to flip and clear the sign bit in decimal128.
14894 (decimal_real_maxval): Set decimal128SetSign to set the sign
14897 2007-03-23 Ian Lance Taylor <iant@google.com>
14899 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14901 2007-03-23 Ian Lance Taylor <iant@google.com>
14903 * tree-dump.c (dump_files): Correct comment.
14905 2007-03-23 Ian Lance Taylor <iant@google.com>
14907 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14909 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14911 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14912 in cfglayout mode. Don't go into and out of cfglayout mode.
14913 Link the blocks in the order of the constructed traces.
14914 (rest_of_handle_tracer): Adjust call to tracer.
14915 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14916 Don't go into cfglayout mode.
14917 (rtl_loop_done): Don't go out of cfglayout mode.
14918 * cfglayout.c (relink_block_chain): New function, split out from...
14919 (fixup_reorder_chain): ...here. Remove redundant checking.
14920 (cfg_layout_finalize): Don't clear the header, footer, and aux
14921 fields here, move the code to do so to relink_block_chain. Likewise
14922 for free_original_copy_tables.
14923 * rtl.h (tracer): Update prototype.
14924 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14925 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14926 mode. Use relink_block_chain to serialize the CFG according to the
14927 new basic block order. Move targetm.cannot_modify_jumps_p check from
14929 (gate_handle_reorder_blocks): ...to here.
14930 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14932 (gate_duplicate_computed_gotos): ...to here.
14933 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14934 something always changes when going into and out of cfglayout mode.
14935 Perform an expensive cfg cleanup while going into cfglayout mode.
14936 Always update liveness information on HAVE_conditional_execution
14937 targets. Reserialize the basic blocks and go out of cfglayout mode.
14938 * reg-stack.c: Include cfglayout.h.
14939 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14940 the call to reorder_basic_blocks.
14941 * basic-block.h (reorder_basic_blocks): Update prototype.
14942 (relink_block_chain): New prototype.
14943 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14945 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14947 * config/mips/mips.md (type, hazard, *movdi_32bit,
14948 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14949 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14950 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14951 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14952 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14954 (movcc): Change first xfer to multi.
14955 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14956 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14957 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14958 config/mips/generic.md: Change reservations using "xfer" to use
14960 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14961 using match_operand.
14962 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14963 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14965 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14967 2007-03-22 Richard Henderson <rth@redhat.com>
14969 * config/i386/i386.c: Remove unnecessary function declarations.
14970 Move targetm definition, and all related macros, to the end of
14971 the file. Resort some functions to put definitions before uses.
14972 (ix86_attribute_table): Make static. Move to end of file.
14973 (ix86_gimplify_va_arg): Make static.
14975 2007-03-22 Richard Henderson <rth@redhat.com>
14977 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14978 don't increase local_regparm with force_align_arg_pointer check.
14979 (ix86_function_sseregparm): Assert 32-bit.
14980 (type_has_variadic_args_p): New.
14981 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14982 type_has_variadic_args_p.
14983 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14984 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14985 use memset instead. Do maybe_vaarg check first; skip attribute
14986 tests if true; skip attribute tests for 64-bit.
14987 (construct_container): Remove TARGET_DEBUG_ARG.
14988 (function_arg_advance_32, function_arg_advance_64): Split out ...
14989 (function_arg_advance): ... from here.
14990 (function_arg_32, function_arg_64): Split out ...
14991 (function_arg): ... from here.
14992 (ix86_pass_by_reference): Tidy.
14993 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14994 (function_value_32): New, from parts of ix86_function_value
14995 and ix86_value_regno.
14996 (function_value_64): New, from parts of ix86_function_value
14997 and ix86_libcall_value.
14998 (ix86_function_value_1): New.
14999 (ix86_function_value, ix86_libcall_value): Use it.
15000 (return_in_memory_32, return_in_memory_64): Split out ...
15001 (ix86_return_in_memory): ... from here.
15002 (ix86_struct_value_rtx): Skip for 64-bit.
15003 (ix86_libcall_value, ix86_value_regno): Remove.
15004 (setup_incoming_varargs_64): Split out ...
15005 (ix86_setup_incoming_varargs): ... from here.
15006 (ix86_va_start): Remove TARGET_DEBUG_ARG.
15007 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
15008 * config/i386/i386-protos.h (ix86_function_value): Remove.
15009 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
15011 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15014 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15015 infinities not supported, otherwise emit warning if -Woverflow. On
15016 underflow, emit warning if -Woverflow.
15017 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15019 * real.h (real_from_string): Update declaration
15021 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15022 Richard Henderson <rth@redhat.com>
15024 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15025 * calls.c (compute_argument_block_size, expand_call,
15026 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15027 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15028 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15029 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15030 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15031 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15032 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15033 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15036 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15038 * c-incpath.c (add_sysroot_to_chain): New.
15039 (merge_include_chains): Add sysroot argument. Call
15040 add_sysroot_to_chain if sysrooted.
15041 (register_include_chains): Update call to merge_include_chains.
15042 * doc/cppopts.texi: Document use of '=' in include directory
15045 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
15047 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
15048 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
15049 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15050 insn pattern using X87MODEF12 mode macro.
15052 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
15054 * regmove.c (regmove_optimize): Use reg_mentioned_p
15055 instead of reg_overlap_mentioned_p for DST.
15057 2007-03-21 Mike Stump <mrs@apple.com>
15059 * c.opt: Fixup for Objective-C/C++.
15061 2007-03-21 Steve Ellcey <sje@cup.hp.com>
15063 * explow.c (convert_memory_address): Fold memory reference when
15064 POINTERS_EXTEND_UNSIGNED < 0
15066 2007-03-21 Richard Henderson <rth@redhat.com>
15069 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
15070 * config/i386/mmintrin.h (__m64): Likewise.
15071 * config/i386/xmmintrin.h (__m128): Likewise.
15073 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15075 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
15076 (VXWORKS_OS_CPP_BUILTINS): Define.
15077 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
15078 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
15080 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15082 * rtl.h (constant_pool_reference_p): Delete.
15083 (find_constant_src): Declare.
15084 * rtlanal.c (find_constant_src): New function.
15085 * simplify-rtx.c (constant_pool_reference_p): Delete.
15086 * config/i386/i386.md: Use find_constant_src instead of
15087 constant_pool_reference_p/avoid_constant_pool_reference pairs.
15089 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15091 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
15092 * c-cppbuiltin.c (c_cpp_builtins): Define them.
15094 2007-03-20 Mark Mitchell <mark@codesourcery.com>
15096 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
15097 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
15098 (arm_elf_asm_constructor): Use it.
15099 (arm_elf_asm_destructor): New function.
15101 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
15103 * jump.c (mark_jump_label): Treat SEQUENCE specially.
15105 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
15107 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
15109 2007-03-19 Andrew Haley <aph@redhat.com>
15111 PR tree-optimization/31264
15112 * tree-vrp.c (register_edge_assert_for_1): Don't look though
15113 VIEW_CONVERT_EXPRs.
15115 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
15117 PR rtl-optimization/30907
15118 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
15119 (fwprop_init): Always call loop_optimizer_initialize.
15120 (fwprop_done): Always call loop_optimizer_finalize.
15121 (fwprop): We always have loop info now.
15122 (gate_fwprop_addr): Remove.
15123 (pass_fwprop_addr): Use gate_fwprop as gate.
15125 PR rtl-optimization/30841
15126 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
15127 df_chain_alloc): Call df_reorganize_refs unconditionally.
15128 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
15129 refs_organized to refs_organized_size.
15130 (df_ref_create_structure): Use refs_organized_size instead of
15131 bitmap_size if refs had been organized, and keep refs_organized_size
15133 * df.h (struct df_ref_info): Change refs_organized to
15134 refs_organized_size.
15135 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
15138 2007-03-19 Mark Mitchell <mark@codesourcery.com>
15140 * except.c (output_function_exception_table): Do not reference the
15141 EH personality routine for functions that do not require an
15144 2007-03-20 Jakub Jelinek <jakub@redhat.com>
15147 * c-typeck.c (convert_for_assignment): Call comptypes for
15148 RECORD_TYPE or UNION_TYPE.
15150 PR inline-asm/30505
15151 * reload1.c (reload): Do invalid ASM checking after
15152 cleanup_subreg_operands.
15154 2007-03-19 Jeff Law <law@redhat.com>
15156 * tree-cfg.c (find_taken_edge): Tighten conditions for
15157 optimizing computed gotos.
15159 2007-03-19 Michael Matz <matz@suse.de>
15161 * builtins.c (expand_builtin_sync_operation,
15162 expand_builtin_compare_and_swap,
15163 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
15166 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
15167 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
15170 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15172 * doc/tm.texi: Add brackets around the return type of
15173 TARGET_SECONDARY_RELOAD.
15175 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15176 Richard Guenther <rguenther@suse.de>
15178 PR tree-optimization/31254
15179 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15180 Use handled_component_p () where appropriate. Continue
15181 propagating into the rhs if we propagated into an INDIRECT_REF
15184 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15186 * config/s390/s390.md (op_type attribute): RRR instruction type added.
15187 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
15188 (xde, xdee): Mode attributes adjusted to support DFP modes.
15189 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
15190 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
15191 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
15192 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
15193 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
15194 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15195 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
15197 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
15198 "movsf"): Insn definitions removed.
15199 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
15200 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
15201 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
15203 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
15204 "reload_in<mode>", "reload_out<mode>"): Expander added.
15205 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
15208 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15210 * config/s390/s390.md: Only non-functional changes. Renamed
15211 FPR mode macro to BFP all over the file.
15213 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15215 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
15216 (op_type attribute): RRF instruction type added.
15217 (fT0): New mode attribute.
15218 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15219 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
15220 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
15221 instruction no secondary memory is needed when moving DFmode values
15222 between GPRs and FPRs.
15224 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15226 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
15227 inverted and documentation adjusted.
15228 ("mhard-dfp", "msoft-dfp"): New options.
15229 * config/s390/s390.c (s390_handle_arch_option): New architecture
15231 (override_options): Sanity checks for the new options added.
15232 * config.gcc: New architecture switch: z9-ec.
15233 * config/s390/s390.h (processor_flags): PF_DFP added.
15234 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
15235 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
15236 when the bit is NOT set so remove it from the defaults.
15238 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15240 * genemit.c (main): Print include statement for dfp.h.
15241 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
15244 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15246 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
15248 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
15251 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
15252 instead of PATTERN.
15254 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15256 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
15257 attr_length_call, output_call, output_indirect_call): Cleanup
15258 formatting of targetm calls.
15260 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15262 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
15264 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15266 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
15267 reservation, bypass and anti-bypass descriptions for these
15268 instructions. Update move patterns.
15269 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
15272 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
15274 * tree-vect-transform.c (get_initial_def_for_induction): Replace
15275 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
15276 (get_initial_def_for_reduction): Likewise.
15278 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
15280 Fix PR tree-optimization/29922
15281 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
15282 (get_representative): Removed.
15283 (value_dies_in_block_x): Update for rvuse removal.
15284 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
15285 (compute_antic_aux): Handle when PHI nodes appear in
15286 non-single-successors.
15287 (dump_bitmap_of_names): Removed.
15288 (compute_antic_safe): Renamed and removed rvuse calculation.
15289 Calculate only antic safe.
15290 (insert_into_preds_of_block): Remove assert.
15291 (execute_pre): Update for renamed functions.
15292 (defer_or_phi_translate_block): New function.
15294 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15296 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
15297 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
15299 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15300 Follow spelling conventions.
15302 * tree-data-ref.h: Remove the prototype for analyze_array.
15304 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15306 PR tree-optimization/31041
15307 * tree-vect-transform.c (get_initial_def_for_induction): Call
15308 force_gimple_operand.
15310 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15312 * ipa-type-escape.c (look_for_casts) : Revert code to use
15313 handled_component_p due to ada test a-numaux.adb.
15315 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15317 * final.c (final_scan_insn): Alter the condition of a
15318 conditional trap if we have nonstandard CC.
15320 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15322 * configure.ac: Remove excess quoting from asm line 0 test.
15323 * configure: Rebuilt.
15325 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15327 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15328 * c-common.c (convert_and_check): Move warning logic to...
15329 (warnings_for_convert_and_check): ...here. Define.
15330 * c-common.h (warnings_for_convert_and_check): Declare.
15332 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15334 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15335 (output_call): Likewise.
15337 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15339 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15341 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15343 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15345 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15347 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15348 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15350 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15352 PR tree-optimization/31183
15353 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15354 Use double_int instead of unsigned int for representing access_strides.
15355 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15357 2007-03-16 Richard Guenther <rguenther@suse.de>
15359 PR tree-optimization/31146
15360 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15361 to allow recursion of forward_propagate_addr_expr.
15362 (forward_propagate_addr_into_variable_array_index): Likewise.
15363 (forward_propagate_addr_expr): Likewise.
15364 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15365 (forward_propagate_addr_expr_1): Recurse on simple copies
15366 instead of propagating into them. Do so for useless conversions
15368 (forward_propagate_addr_expr): Clean up unused statements after
15371 2007-03-16 Richard Guenther <rguenther@suse.de>
15373 * builtins.c (expand_builtin_cexpi): Use the right argument
15374 for the expansion via cexp.
15376 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15378 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15379 * configure: Rebuilt.
15381 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15384 * dwarf2out.c (force_type_die): Adjust comment.
15385 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15387 2007-03-15 DJ Delorie <dj@redhat.com>
15389 * config/frv/predicates.md (minmax_operator): Don't check operands
15392 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15394 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15395 Update constant estimates of number of iterations.
15396 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15397 argument renamed to "realistic".
15398 (compute_estimated_nb_iterations): Removed.
15399 (record_niter_bound): New function.
15400 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15401 call record_nonwrapping_iv with upper = false.
15402 (infer_loop_bounds_from_signedness): Pass upper argument to
15403 record_nonwrapping_iv.
15404 (estimate_numbers_of_iterations_loop): Do not call
15405 compute_estimated_nb_iterations. Record estimate based on profile
15406 information. Initialize the constant estimates of number of
15408 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15410 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15411 number of iterations is too small.
15412 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15413 (EST_NOT_AVAILABLE): Removed.
15414 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15415 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15418 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15420 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15421 Handle NE_EXPR guards.
15423 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15426 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15427 Set also -pedantic-errors by default for the preprocessor unless
15428 -fpermissive is given.
15430 2007-03-15 Richard Guenther <rguenther@suse.de>
15432 PR middle-end/29719
15433 PR middle-end/31161
15434 * builtins.c (expand_builtin_cexpi): As a fallback if we
15435 don't have builtins for sincos or cexp create a function
15436 declaration for cexp and expand to a call to that.
15437 (expand_builtin_int_roundingfn): Always fall
15438 back to floor/ceil and its variants even if they may be
15441 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15443 PR middle-end/31159
15444 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15445 jump tables, move the call to delete_dead_jumptables from here...
15446 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15447 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15448 don't allow merging of blocks that try_redirect_by_replacing_jump
15449 also does not handle when not optimizing.
15451 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15452 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15454 * config/i386/i386.md (x86_sahf_1): Correctly handle
15457 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15460 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15461 x86_64_general_operand as operand[2] predicate. Remove "iF"
15462 from operand constraints and use "e" constraint instead.
15463 (*subti3_1, *subti3_1 splitter): Ditto.
15464 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15465 operand[1] predicate.
15467 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15469 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15470 arrays, multiply the access strides by the size of the sub-array.
15471 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15473 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15475 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15476 the configured assembler supports the sahf mnemonic.
15477 * configure: Regenerate.
15478 * config.in: Regenerate.
15480 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15481 emit "sahf" or ".byte\t0x9e" as asm template.
15483 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15486 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15487 option to replace hard coded TARGET_xxx in md file.
15488 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15489 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15490 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15491 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15492 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15493 (X86_TUNE_NOT_VECTORMODE): Ditto.
15494 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15495 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15496 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15497 (TUNE_SLOW_IMUL_IMM8): Ditto.
15498 (TUNE_MOVE_M1_VIA_OR): Ditto.
15499 (TUNE_NOT_UNPAIRABLE): Ditto.
15500 (TUNE_NOT_VECTORMODE): Ditto.
15502 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15505 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15506 tuning options instead of hard coded TARGET_xxx.
15507 (fix ssemode peephole2's): Ditto.
15508 (imul peephole2's): Ditto.
15510 (movdi_or_rex64): Ditto.
15511 (move peephole2): Ditto.
15512 (not peephole2's): Ditto.
15514 2007-03-14 Dirk Mueller <dmueller@suse.de>
15516 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15517 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15518 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15520 * c-parser.c (c_parser_do_statement): Warn about empty body in
15521 do/while statement.
15522 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15523 * doc/invoke.texi (-Wempty-body): Update documentation.
15525 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15528 * c-common.h (warn_for_div_by_zero): Declare.
15529 * c-common.c (warn_for_div_by_zero): Define.
15530 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15533 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15535 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15536 to PREFIX and STANDARD_PREFIX.
15538 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15539 Phil Edwards <phil@codesourcery.com>
15541 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15542 (__gthread_once_t): Remove busy field for RTPs.
15543 (__GTHREAD_ONCE_INIT): Update accordingly.
15545 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15547 * doc/invoke.texi: Document VxWorks options.
15549 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15551 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15553 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15555 PR tree-optimization/30590
15556 * tree-nrv.c (tree_nrv): Check for the partial update of the
15559 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15561 * flags.h (flag_random_seed): Remove declaration, in favor of...
15562 * toplev.h (get_random_seed, set_random_seed): ... these.
15563 * tree.c (get_file_function_name): Use the former.
15564 * opts.c (common_handle_option): Use the latter.
15567 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15569 PR middle-end/31127
15570 * cse.c (cse_find_path): Do not bail out if a basic block that
15571 we already visited now becomes part of a path that starts at a
15572 different basic block. Just disallow this, to make sure we
15573 visit each basic block at most once.
15575 2007-03-13 Jan Hubicka <jh@suse.cz>
15577 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15578 attributes, when profile esitmate is present, calls with very low
15579 frequency are cold.
15581 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15583 PR tree-optimization/30730
15584 PR tree-optimization/26900
15585 * tree-ssa-loop-niter.c: Include gmp.h.
15586 (bounds): New type.
15587 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15588 split_to_var_and_offset, determine_value_range,
15589 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15590 bound_difference, bounds_add, bounds_negate,
15591 number_of_iterations_ne_max, dump_affine_iv): New functions.
15592 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15593 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15594 difference of initial and final value of control iv to validate
15596 (number_of_iterations_cond): Add loop parameter. Determine bounds
15597 on the difference of the extremes of the control iv. Add dumps.
15598 (expand_simple_operations): Handle phi nodes.
15599 (simplify_using_initial_conditions): Do not record used conditions.
15600 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15601 Do not set additional_info.
15602 (implies_nonnegative_p, implies_ge_p): Removed.
15603 (derive_constant_upper_bound): Do not use parameter `additional'.
15604 (record_estimate): Parameter `additional' removed. Parameter
15605 `i_bound' added. Do not call derive_constant_upper_bound.
15606 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15607 bound the number of iterations estimate.
15608 (estimate_numbers_of_iterations_loop): Pass the estimate from
15609 the number of iterations analysis to record_estimate.
15610 * tree.h (multiple_of_p): Declare.
15611 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15612 (scev_const_prop): Do not check expression_expensive_p.
15613 * fold-const.c (multiple_of_p): Exported.
15614 * double-int.c (double_int_mask): Exported.
15615 * double-int.h (double_int_mask): Declare.
15616 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15617 field. Added max field.
15619 2007-03-13 David Taylor <taylor@candd.org>
15622 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15625 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15628 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15629 two unamed patterns.
15631 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15633 * config/i386/i386.opt (mcx16, msahf): New options.
15634 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15635 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15637 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15638 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15639 Output -mcx16 and -msahf options when corresponding bit is set.
15641 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15642 and -msahf options.
15644 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15646 * configure.ac: Test for assembler tolerance to # 0 "".
15647 * configure, config.in: Rebuilt.
15648 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15650 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15652 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15654 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15655 (handle_syscall): Handle direct system calls.
15656 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15658 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15660 * doc/invoke.texi: Fix cpp.info cross-reference.
15661 * doc/passes.texi: Fix gcc.info cross-reference.
15663 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15665 PR tree-optimization/30835
15666 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15667 bb_for_stmt is not NULL before accessing it.
15669 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15671 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15674 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15677 * doc/install.texi: Document --enable-stage1-languages
15679 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15681 * tree-pass.h (pass_into_cfg_layout_mode,
15682 pass_outof_cfg_layout_mode): Declare.
15683 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15684 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15685 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15686 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15688 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15690 * c-decl.c (warn_variable_length_array): New function.
15691 Refactored from grokdeclarator to handle warn_vla
15692 and handle unnamed array case.
15693 (grokdeclarator): Refactored VLA warning case.
15694 * c.opt (Wvla): New flag.
15695 * doc/invoke.texi (Wvla): New warning.
15697 2007-03-12 Richard Henderson <rth@redhat.com>
15699 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15700 (TARGET_SECTION_TYPE_FLAGS): New.
15702 2007-03-12 Richard Henderson <rth@redhat.com>
15704 * config/darwin.c (machopic_reloc_rw_mask): New.
15705 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15706 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15708 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15710 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15711 * cppdefault.h (cpp_PREFIX): Document.
15712 (cpp_PREFIX_len): Likewise.
15713 (cpp_EXEC_PREFIX): New variable.
15714 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15715 * c-incpath.c (add_standard_paths): Correct logic for relocating
15716 paths within prefix.
15718 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15720 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15721 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15723 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15724 fix_truncdfdi_sse using SSEMODEF mode macro.
15725 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15726 fix_truncdfsi_sse using SSEMODEF mode macro.
15727 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15728 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15730 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15732 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15733 elfos.h to tm_file.
15735 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15737 * tree.h : Add multiple_of_p declaration.
15738 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15739 * ipa-type-escape.c (results_of_malloc): Redundant.
15740 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15741 (cast_type): Extended with new members.
15742 (check_cast): Returns cast_type.
15743 (cast): New structure for data of walk_use_def_chains.
15744 (is_malloc_result, is_cast_from_non_pointer_1,
15745 is_cast_from_non_pointer,
15746 is_array_access_through_pointer_and_index): New functions.
15747 (look_for_casts): Returns cast types.
15748 (check_call): Returns void.
15749 (okay_pointer_operation): Use support of pointer plus index,
15750 pointer plus constant and allow all multiplications.
15752 2007-03-11 Richard Guenther <rguenther@suse.de>
15754 PR tree-optimization/31115
15755 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15756 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15757 A shift count of zero is not special as with *_DIV_EXPR.
15758 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15761 2007-03-11 Ian Lance Taylor <iant@google.com>
15763 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15764 the *_DIV_EXPR codes correctly with overflow infinities.
15766 2007-03-11 Ira Rosen <irar@il.ibm.com>
15768 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15769 indicate success/failure of the analysis. Add negation to subtrahend
15770 in case of subtraction. Fail if both operands contain constants.
15771 (create_data_ref): Fail if analyze_offset fails.
15773 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15775 * config/i386/i386.md (frndintxf2): Rename to ...
15776 (rintxf2): ... this. Remove expander having same name.
15777 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15778 (roundsf2, rounddf2): Ditto.
15779 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15780 (lround<mode>di2, lround<mode>si2): Ditto.
15782 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15784 * lower-subreg.c: Include except.h.
15785 (decompose_multiword_subregs): Verify that the only control flow
15786 insns we can split are loads to multi-words pseudos.
15787 Handle breaking such blocks after splitting, instead of calling
15788 find_many_sub_basic_blocks.
15790 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15791 on the new basic block. Add a lengthy comment explaining why we
15792 thought this was necessary.
15793 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15795 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15798 * tree.c (walk_type_fields): Recurse into the element type of
15799 ARRAY_TYPEs if there is a pointer set.
15801 2007-03-10 Dirk Mueller <dmueller@suse.de>
15803 * c-common.c (warn_logical_operator): Fix condition.
15805 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15807 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15809 * config/darwin.c (machopic_select_section): Remove superfluous
15810 argument in call to categorize_decl_for_section. Remove unused
15813 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15815 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15817 * configure: Regenerate.
15819 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15822 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15823 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15824 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15825 Add LABEL_NUSES to emitted label.
15826 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15827 branch probability value to emitted jump insn.
15828 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15829 Do not check life information and do not re-arrange input operands
15830 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15832 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15834 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15835 the change of decode_asm_operands.
15837 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15839 * mode-switching.c (create_pre_exit): Skip blockage insn.
15841 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15843 * tree-pass.h (TODO_update_smt_usage): Remove.
15845 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15849 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15851 * pa.c (attr_length_call): Revise condition for long
15852 pc-relative branch.
15853 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15854 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15855 sequence on SOM target.
15857 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15859 * gcc.c: Document %{, in big comment at top.
15860 (input_suffix_matches): Remove special handling for .s and
15862 (input_spec_matches): New.
15863 (handle_braces): Handle %{,.
15864 (validate_switches): ',' indicates a value which is not a switch.
15865 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15866 to detect assembler input.
15867 * config/i386/sol2.h (CPP_SPEC): Likewise.
15868 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15869 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15870 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15871 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15872 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15873 -m64 causes deployment target to default to 10.5.
15874 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15876 2007-03-09 Richard Henderson <rth@redhat.com>
15879 * target.h (targetm.asm.out.reloc_rw_mask): New.
15880 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15881 (TARGET_ASM_OUT): Use it.
15882 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15883 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15884 use the new reloc_rw_mask target hook instead.
15885 (default_section_type_flags_1): Merge into...
15886 (default_section_type_flags): ... here.
15887 (decl_readonly_section_1): Merge into...
15888 (decl_readonly_section): ... here.
15889 (default_elf_select_section_1): Merge into...
15890 (default_elf_select_section): ... here.
15891 (default_unique_section_1): Merge into...
15892 (default_unique_section): ... here.
15893 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15894 (default_select_rtx_section): Use it.
15895 (default_elf_select_rtx_section): Likewise.
15896 * output.h: Update to match.
15897 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15898 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15899 (TARGET_ASM_RELOC_RW_MASK): New.
15900 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15901 to categorize_decl_for_section.
15902 (x86_64_elf_unique_section): Likewise.
15903 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15904 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15905 (TARGET_ASM_RELOC_RW_MASK): New.
15906 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15907 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15908 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15909 (TARGET_RWRELOC): Remove.
15910 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15911 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15912 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15913 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15914 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15915 (rs6000_xcoff_select_section): Use decl_readonly_section.
15916 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15917 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15918 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15919 (TARGET_SECTION_TYPE_FLAGS): Remove.
15920 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15922 2007-03-09 Roger Sayle <roger@eyesopen.com>
15924 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15925 complex constant equality/inequality comparisons for here.
15926 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15927 known at compile-time or can be simplified to a scalar comparison.
15928 (fold_relational_const): Move compile-time evaluation of complex
15929 constant equality/inequality comparisons to here.
15931 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15933 PR rtl-optimization/30643
15934 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15936 (fold_rtx): Recurse, like before 2006-11-03.
15938 2007-03-09 DJ Delorie <dj@redhat.com>
15940 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15943 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15945 PR tree-optimization/30375
15946 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15947 LHS of statements is not the same.
15948 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15950 2007-03-09 Chao-ying Fu <fu@mips.com>
15952 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15954 * doc/invoke.texi (-mdspr2): Document new option.
15955 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15956 New unspec for DSP REV 2.
15957 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15958 these instructions are extended in DSP REV 2.
15959 (mips-dspr2.md): Include.
15960 * config/mips/mips.opt (mdspr2): New option.
15961 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15962 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15963 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15964 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15965 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15966 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15967 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15969 (bdesc_map): Add one field of unsupported_target_flags.
15970 (bdesc_arrays): Update entries to have extra fields. Add
15972 (mips_init_builtins): Initialize new function types.
15973 Check unsupported_target_fileds to filter out builtins.
15974 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15976 (ASM_SPEC): Pass mdspr2 to the assembler.
15977 * config/mips/mips-dspr2.md: New file.
15979 2007-03-09 Sa Liu <saliu@de.ibm.com>
15981 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15983 2007-03-09 Ian Lance Taylor <iant@google.com>
15985 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15986 argument) like -Wstrict-overflow=2.
15987 * doc/invoke.texi (Warning Options): Update documentation.
15989 2007-03-09 Dirk Mueller <dmueller@suse.de>
15992 * doc/invoke.texi (-Wlogical-op): Document.
15993 * common.opt (-Wlogical-op): New.
15994 * c-common.h (warn_logical_operator): Declare.
15995 * c-common.c (warn_logical_operator): Define.
15996 * c-typeck.c (parser_build_binary_op): Call
15997 warn_logical_operator.
15999 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16001 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
16002 * final.c (final_scan_insn): Test for non-"" file name.
16004 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
16006 * doc/loop.texi: Document the Omega linear constraints solver.
16007 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
16008 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
16009 omega-hash-table-size, omega-max-keys, and
16010 omega-eliminate-redundant-constraints.
16011 * tree-pass.h (pass_check_data_deps): Declared.
16014 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16015 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16016 pass_check_data_deps): New.
16017 * tree-data-ref.c (init_data_ref): Remove declaration.
16018 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16019 (analyze_array): Renamed init_array_ref, move up initializations.
16020 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16021 Removed arguments that are set to NULL.
16022 (analyze_indirect_ref): Correct indentation, correct call to
16024 (object_analysis): Call init_array_ref instead of analyze_array.
16025 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16026 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16027 of DR_ACCESS_FNS_ADDR.
16028 (init_omega_eq_with_af, omega_extract_distance_vectors,
16029 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16030 ddr_consistent_p): New.
16031 (compute_affine_dependence): Check consistency of ddrs when
16032 flag_check_data_deps is passed.
16033 (analyze_all_data_dependences): Uncomment.
16034 (tree_check_data_deps): New.
16035 * tree-data-ref.h: Include omega.h.
16036 (DR_ACCESS_FNS_ADDR): Removed.
16037 (data_dependence_relation): Add inner_loop.
16038 (DDR_INNER_LOOP): New.
16039 * common.opt (fcheck-data-deps): New.
16040 * tree-flow.h (tree_check_data_deps): Declare.
16041 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16042 (OBJS-common): Depend on omega.o.
16044 * passes.c (pass_check_data_deps): Scheduled.
16045 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
16046 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
16047 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
16048 PARAM_VECT_MAX_VERSION_CHECKS,
16049 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
16051 2007-03-09 Richard Guenther <rguenther@suse.de>
16053 PR tree-optimization/30904
16054 PR middle-end/31058
16055 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
16056 the same way as *_DIV_EXPR.
16058 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16060 * recog.c (decode_asm_operands): No mixed declarations and code.
16062 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16064 * rtl.def (ASM_INPUT): Add location.
16065 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
16066 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
16067 (decode_asm_operands): Add loc operand.
16068 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
16069 * stmt.c (expand_asm): Rename to...
16070 (expand_asm_loc): ... this. Add locus argument. Pass it on to
16071 gen_rtx_ASM_INPUT_loc.
16072 (expand_asm_expr): Adjust.
16073 * recog.c (decode_asm_operands): Add loc operand.
16074 (check_asm_operands, extract_insn): Adjust.
16075 * reload1.c (maybe_fix_stack_asms): Likewise.
16076 * final.c (asm_insn_count): Likewise.
16077 (final_scan_insn): Output # line before and after asm.
16079 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
16081 * tree-ssa-structalias.c (variable_info): Remove
16083 (new_var_info): Ditto.
16084 (shared_bitmap_info_t): New structure.
16085 (shared_bitmap_table): New variable.
16086 (shared_bitmap_hash): New function.
16087 (shared_bitmap_eq): Ditto
16088 (shared_bitmap_lookup): Ditto.
16089 (shared_bitmap_add): Ditto.
16090 (merge_smts_into): Change to take bitmap directly.
16091 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
16092 (init_alias_vars): Init shared bitmap hashtable.
16093 (delete_points_to_sets): Delete shared bitmap hashtable.
16094 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
16095 is_aliased removal as a change that was still necessary was
16098 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
16100 * config/i386/i386.h (override_options): Conditionally disable
16101 x86_sahf for 64bit targets only.
16103 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16106 * c-decl.c (merge_decls): Don't call make_var_volatile.
16107 * varasm.c (make_var_volatile): Remove.
16108 * output.h (make_var_volatile): Remove.
16110 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
16112 PR tree-optimization/31085
16113 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
16115 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16117 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
16118 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
16119 ATTR_CONST_NOTHROW_LIST.
16121 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16124 2007-03-08 Diego Novillo <dnovillo@redhat.com>
16126 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
16128 2007-03-08 Geoffrey Keating <geoffk@apple.com>
16131 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
16133 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
16134 passed, use shared libgcc.
16136 2007-03-08 Roger Sayle <roger@eyesopen.com>
16138 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
16139 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16140 (honor_protect_cleanup_actions, lower_try_finally_switch):
16142 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
16143 ifc_temp_var): Likewise.
16144 * tree-inline.c (setup_one_parameter): Likewise.
16145 * tree-mudflap.c (mf_decl_cache_locals,
16146 mf_build_check_statement_for): Likewise.
16147 * tree-nested.c (init_tmp_var, save_tmp_var,
16148 finalize_nesting_tree_1): Likewise.
16149 * tree-outof-ssa.c (insert_copy_on_edge,
16150 insert_backedge_copies): Likewise.
16151 * tree-profile.c (tree_gen_edge_profiler,
16152 tree_gen_ic_profiler): Likewise.
16153 * tree-scalar-evolution.c (scev_const_prop): Likewise.
16154 * tree-sra.c (sra_build_assignment): Likewise.
16155 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
16156 * tree-ssa-math-opts.c (insert_reciprocals,
16157 execute_cse_sincos_1): Likewise.
16158 * tree-tailcall.c (adjust_accumulator_values,
16159 adjust_return_value): Likewise.
16160 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
16161 * tree-vect-transform.c (vect_create_data_ref_ptr,
16162 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
16163 vect_create_epilog_for_reduction, vectorizable_reduction,
16164 vectorizable_call, vectorizable_conversion,
16165 vectorizable_assignment, vectorizable_operation,
16166 vectorizable_type_demotion, vect_gen_widened_results_half,
16167 vect_permute_store_chain, vectorizable_store,
16168 vect_setup_realignment, vect_permute_load_chain,
16169 vectorizable_load, vectorizable_condition,
16170 vect_create_cond_for_align_checks): Likewise.
16171 * tree-vrp.c (build_assert_expr_for): Likewise.
16173 2007-03-08 Ian Lance Taylor <iant@google.com>
16175 * tree-vrp.c: Include "intl.h".
16176 (usable_range_p): New static function.
16177 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
16178 overflowed values, juts set *strict_overflow_p.
16179 (compare_values): Only return -2 if one of the operands is not a
16181 (compare_ranges): Call usable_range_p.
16182 (compare_range_with_value): Likewise.
16183 (vrp_evaluate_conditional_warnv): Rename from
16184 vrp_evaluate_conditional. Make static. Change all callers.
16185 (vrp_evaluate_conditional): New function.
16186 (simplify_div_or_mod_using_ranges): Issue warning about reliance
16187 on signed overflow.
16188 (simplify_abs_using_ranges): Likewise.
16189 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
16190 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
16191 within_stmt parameter.
16192 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16193 vrp_evaluate_conditional.
16194 * tree-ssa-threadedge.c
16195 (record_temporary_equivalences_from_stmts_at_dest): Change
16196 simplify parameter to take a second tree parameter.
16197 (simplify_control_stmt_condition): Likewise.
16198 (thread_across_edge): Likewise.
16199 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16200 (thread_across_edge): Likewise.
16201 * Makefile.in (tree-vrp.o): Depend upon intl.h.
16203 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
16205 * config/i386/i386.h (TARGET_SAHF): New define.
16206 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
16207 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
16208 (x86_sahf): New global variable.
16209 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
16210 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
16211 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
16212 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
16214 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
16215 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
16216 when expanding fcomi/sahf based tests.
16217 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
16218 expanding sahf based alternative. Emit sahf based sequence when
16219 optimizing for code size.
16220 * config/i386/i386.md (x86_sahf_1): Do not disable for
16221 TARGET_64BIT, enable for TARGET_SAHF.
16223 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
16225 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
16226 spurious whitespace from error message.
16228 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
16231 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
16233 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
16235 * c-decl.c (grokdeclarator): Disable warnings for anonymous
16237 * tree-sra.c (instantiate_element): Propagate disabled warnings
16238 from the element itself to the created variable.
16240 2007-03-07 Richard Henderson <rth@redhat.com>
16243 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
16244 silently fix up the stack in the case of a missing register.
16246 2007-03-07 Paul Brook <paul@codesourcery.com>
16248 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
16250 2007-03-07 Joseph Myers <joseph@codesourcery.com>
16252 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
16254 (phase1_vrs): Use them.
16255 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
16256 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
16257 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
16258 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
16259 __gnu_Unwind_Restore_WMMXC if required.
16260 (_Unwind_VRS_Pop): Implement iWMMXt support.
16261 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
16262 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
16263 gnu_Unwind_Save_WMMXC): Define.
16265 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16267 * config/vxworks.h (vxworks_override_options): Declare.
16268 (VXWORKS_OVERRIDE_OPTIONS): Use it.
16269 * config/vxworks.c: Include target.h and toplev.h.
16270 (vxworks_override_options): New function.
16271 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
16273 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
16275 * config/s390/s390.c (override_options): Don't emit an error when
16276 -mstack-size is used without providing -mstack-guard.
16277 (s390_emit_prologue): Choose stack_guard value automatically if not
16278 provided via command line.
16279 * doc/invoke.texi: Adjust description of -mstack-guard and
16282 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16284 * config/i386/i386.c (output_set_got): Add a GOT initialization
16285 sequence for VxWorks PIC.
16286 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
16287 around labels as well as symbols. Use gotoff_operand instead
16288 of local_symbolic_operand.
16289 (legitimize_pic_address): Use gotoff_operand instead of
16290 local_symbolic_operand. Use @GOT accesses for labels as
16292 (ix86_output_addr_diff_elt): Use PC-relative rather than
16293 GP-relative offsets for VxWorks PIC.
16294 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
16295 no_new_pseudos. Check whether the returned register is op0.
16296 * config/i386/i386.md (tablejump): Use PC-relative rather than
16297 GP-relative offsets for VxWorks PIC.
16298 * config/i386/predicates.md (gotoff_operand): New predicate.
16300 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16302 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16304 * config/vxworks-dummy.h: New file.
16305 * config/i386/i386.h: Include it.
16307 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16309 * dwarf2out.c (is_inlined_entry_point): New
16310 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16311 DW_AT_ranges if the first subblock is the entry point.
16313 2007-03-06 David Daney <ddaney@avtrex.com>
16315 * doc/install.texi (mips-*-*): Change recommended binutils
16318 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16320 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16321 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16323 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16324 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16326 2007-03-06 Jan Hubicka <jh@suse.cz>
16328 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16329 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16331 (probably_cold_bb_p): Cold functions are cold.
16332 (probably_never_executed_bb_p): Cold functions are cold.
16333 (tree_bb_level_predictions): Predict calls to cold functions as not
16335 (compute_function_frequency): Check hot/cold attributes.
16336 * function.h (function_frequency): Update comments.
16337 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16338 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16339 (c_common_att): Add cold and hot.
16341 * doc/extend.texi (hot,cold attributes): Document.
16343 2007-03-06 Andrew Haley <aph@redhat.com>
16345 * function.c (expand_function_end): Move blockage to just after we
16346 emit the label for the naked return from the function.
16348 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16350 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16353 2007-03-06 Jan Hubicka <jh@suse.cz>
16355 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16356 loaded for constant large models. Non-large 64bit PIC can do.
16357 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16358 * cmodel.h: Add LARGE PIC.
16359 * i386.md (UNSPEC_PLTOFF): New.
16360 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16362 (*call_1_rex64): Disable for large models.
16363 (*call_1_rex64_large): New.
16364 (*call_value_1_rex64): Disable for large models.
16365 (*call_value_1_rex64_large): New.
16366 (set_rip_rex4): New.
16367 (set_got_offset_rex64): New.
16368 * predicates.md (constant_call_address_operand): For large model
16369 constant calls are not possible.
16370 * i386-protos.h (construct_plt_address): Declare.
16371 * i386.c (override_options): Accept large models.
16372 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16373 (legitimate_constant_p): Add new UNSPECs.
16374 (legitimate_pic_operand_p): Likewise.
16375 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16376 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16378 (output_pic_addr_const): Add PLTOFF.
16379 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16380 (ix86_expand_move): Legitimize pic address when in PIC mode.
16381 (construct_plt_address): New function.
16382 (ix86_expand_call): Offload the address to register and use GOT
16383 pointer for large model.
16384 * invoke.texi (mcmodel=large): Update documentation.
16386 2007-03-06 Richard Henderson <rth@redhat.com>
16388 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16389 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16390 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16391 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16392 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16393 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16394 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16395 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16396 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16397 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16398 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16399 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16400 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16401 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16402 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16403 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16404 x86_schedule, x86_use_bt, x86_pad_returns,
16405 x86_use_xchgb): Merge into ...
16406 (ix86_tune_features): ... here. New array.
16407 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16408 x86_bswap): Merge into ...
16409 (ix86_arch_features): ... here. New array.
16410 (x86_3dnow_a): Remove.
16411 (x86_accumulate_outgoing_args): Make static.
16412 (x86_arch_always_fancy_math_387): Make static.
16413 (ix86_tune_mask, ix86_arch_mask): Move ...
16414 (override_options): ... to local variables here. Apply the
16415 appropriate mask to each element of ix86_arch_features and
16416 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16417 as were done in the old macros.
16418 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16419 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16420 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16421 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16422 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16423 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16424 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16425 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16426 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16427 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16428 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16429 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16430 x86_accumulate_outgoing_args, x86_prologue_using_move,
16431 x86_epilogue_using_move, x86_decompose_lea,
16432 x86_arch_always_fancy_math_387, x86_shift1,
16433 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16434 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16435 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16436 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16437 x86_use_incdec, x86_pad_returns, x86_bswap,
16438 x86_partial_flag_reg_stall): Remove.
16439 (enum ix86_tune_indices): New.
16440 (ix86_tune_features): New.
16441 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16442 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16443 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16444 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16445 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16446 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16447 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16448 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16449 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16450 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16451 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16452 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16453 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16454 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16455 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16456 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16457 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16458 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16459 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16460 TARGET_EXT_80387_CONSTANTS): Use it.
16461 (enum ix86_arch_indices): New.
16462 (ix86_arch_features): New.
16463 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16464 TARGET_BSWAP): Use it.
16465 (ix86_tune_mask, ix86_arch_mask): Remove.
16467 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16470 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16471 Define using $${sysroot_headers_suffix}.
16472 * configure: Regenerate.
16473 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16474 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16476 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16477 * gcc.c (print_sysroot_headers_suffix): New.
16478 (option_map): Include --print-sysroot-headers-suffix.
16479 (display_help): Mention -print-sysroot-headers-suffix.
16480 (process_command): Handle -print-sysroot-headers-suffix.
16481 (do_spec_1): Append multilib directory to include-fixed path if
16482 sysroot suffixes in use.
16483 (main): Handle -print-sysroot-headers-suffix.
16484 * Makefile.in (start.encap): Don't depend on xlimits.h
16485 (xlimits.h): Remove.
16486 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16487 limits.h for each multilib in fixinc_list.
16488 (fixinc_list, s-fixinc_list): New.
16489 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16490 generate them for each multilib in fixinc_list.
16491 (stmp-fixproto): Use include-fixed. Run fixproto for each
16492 multilib in fixinc_list.
16493 (mostlyclean): Don't remove xlimits.h.
16494 (clean): Remove include-fixed.
16495 (real-install-headers-tar, real-install-headers-cpio,
16496 real-install-headers-cp): Don't copy include, only include-fixed.
16497 (install-mkheaders): Depend on fixinc_list. Don't depend on
16498 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16499 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16500 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16502 2007-03-06 Jan Hubicka <jh@suse.cz>
16504 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16507 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16509 * configure.ac: Allow tm_file to contain build-directory files.
16510 * configure: Regenerate.
16511 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16512 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16513 * config/m68k/print-sysroot-suffix.sh: New file.
16515 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16517 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16518 of pic_offset_table_rtx if reload_completed.
16519 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16520 PIC_OFFSET_TABLE_REGNUM.
16521 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16523 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16524 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16526 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16528 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16529 functions that call eh_return.
16531 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16533 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16534 functions that need a constant pool.
16536 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16539 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16540 (m68k_preferred_reload_class): Likewise.
16541 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16542 (SECONDARY_RELOAD_CLASS): Define.
16543 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16544 (LIMIT_RELOAD_CLASS): Delete.
16545 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16546 registers from storing bytes.
16547 (m68k_secondary_reload_class): New function.
16548 (m68k_preferred_reload_class): Likewise.
16550 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16552 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16554 (m68k_expand_prologue): Likewise.
16556 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16558 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16559 (mips_expand_epilogue): Add a bool parameter.
16560 (m68k_legitimize_sibcall_address): Declare.
16561 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16562 (m68k_expand_epilogue): Add a parameter to select between sibling
16563 and normal epilogues. Only generate a return for the latter.
16564 (m68k_ok_for_sibcall_p): New function.
16565 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16566 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16567 (sibcall_value, *sibcall_value): Likewise.
16568 (*call, *call_value): Require !SIBLING_CALL_P.
16569 (epilogue): Update call to m68k_expand_epilogue.
16570 (sibcall_epilogue): New pattern.
16571 * config/m68k/predicates.md (const_call_operand): Say that this
16572 predicate applies to sibling calls too.
16573 (sibcall_operand): New predicate.
16575 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16577 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16578 alternatives as movsi_cf.
16579 (movsf_cf_hard): Add commentary.
16581 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16582 Richard Sandiford <richard@codesourcery.com>
16584 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16585 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16586 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16587 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16588 as being live on exit from an interrupt function.
16589 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16590 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16591 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16592 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16593 (m68k_interrupt_function_p): Globalize.
16594 (m68k_compute_frame_layout): Remove reverse mask code.
16595 (m68k_emit_movem, m68k_set_frame_related): New functions.
16596 (m68k_output_function_prologue): Delete in favor of...
16597 (m68k_expand_prologue): ...this new function.
16598 (m68k_output_function_epilogue): Delete in favor of...
16599 (m68k_expand_epilogue): ...this new function.
16600 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16602 (print_operand): Handle %?.
16603 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16604 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16605 (prologue, epilogue): New patterns.
16606 (return): Turn into a define_expand.
16607 (*return): New pattern, derived from old "return" pattern. Use rte
16608 rather than rts for interrupt functions. Only use rtd if the pop
16610 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16611 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16612 (link, *link, unlink, *unlink, load_got): Likewise.
16614 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16618 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16619 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16620 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16621 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16622 and m68k_matches_u_p.
16623 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16624 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16625 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16626 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16627 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16628 (REG_STRICT_P): New macro.
16629 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16630 PCREL_GENERAL_OPERAND_OK.
16631 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16632 m68k_legitimate_base_reg_p.
16633 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16634 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16635 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16636 * config/m68k/m68k.c (m68k_address): New structure.
16637 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16638 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16639 (m68k_jump_table_ref_p, m68k_decompose_address)
16640 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16641 (m68k_matches_u_p): New functions.
16642 (print_operand_address): Rewrite to use m68k_decompose_index.
16644 2007-03-05 David Taylor <dtaylor@emc.com>
16646 * gcc.c: Correct copyright date in --version output.
16648 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16650 * pa.md: In unamed move patterns, disparge copies between general
16651 and floating point registers using '?' modifier. Don't include 'f'
16652 constraint for register preferences in DImode, SImode, HImode and
16653 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16654 Remove constraints for copies between general and floating registers
16655 in soft-float DFmode pattern.
16656 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16660 2007-03-05 Mike Stump <mrs@apple.com>
16662 * c-common.c (targetcm): Add.
16663 * c-opts.c (c_common_handle_option): Handle language specific
16665 * opts.c (handle_option): Verify language for target options, if
16667 * opth-gen.awk: Add CL_LANG_ALL.
16668 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16669 (TARGETCM_INITIALIZER): Add.
16670 * target.h (struct gcc_targetcm): Add.
16672 * targhooks.c (default_handle_c_option): Add.
16673 * targhooks.h (default_handle_c_option): Add.
16674 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16676 * config/darwin.opt (iframework): Add.
16677 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16678 * config/darwin-c.c (handle_c_option): Add.
16679 (TARGET_HANDLE_C_OPTION): Add.
16681 * doc/invoke.texi (Darwin Options): Add -iframework.
16683 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16685 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16688 2007-03-05 Ian Lance Taylor <iant@google.com>
16690 * c.opt (fgnu89-inline): New option.
16691 * c-opts.c (c_common_post_options): Set default value for
16693 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16694 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16696 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16697 (grokdeclarator, start_function): Likewise.
16698 * c-cppbuiltin.c (c_cpp_builtins): Define either
16699 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16700 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16701 (C Dialect Options): Document -fgnu89-inline.
16702 * doc/extend.texi (Function Attributes): Explain what the
16703 gnu_inline attribute does.
16704 * doc/cpp.texi (Common Predefined Macros): Document
16705 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16707 2007-03-05 Ian Lance Taylor <iant@google.com>
16709 PR tree-optimization/31034
16710 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16711 half-range if the other side is an overflow infinity.
16713 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16715 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16716 (bfin*-linux-uclibc*): New configuration.
16717 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16719 * config/bfin/linux.h: New file.
16720 * config/bfin/libgcc-bfin.ver: New file.
16721 * config/bfin/t-bfin-uclinux: New file.
16722 * config/bfin/t-bfin-linux: New file.
16723 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16724 (TARGET_OS_CPP_BUILTINS): New macro.
16726 2007-03-05 Richard Guenther <rguenther@suse.de>
16728 * fold-const.c (fold_binary): Remove duplicate folding
16729 of comparison of non-null ADDR_EXPR against null.
16731 2007-03-05 Richard Guenther <rguenther@suse.de>
16732 Dorit Nuzman <dorit@il.ibm.com>
16734 PR tree-optimization/26420
16735 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16736 are no loops in the function. Only print the number of
16737 vectorized loops if it is greater than zero or we are supposed
16738 to print information about unvectorized loops.
16740 2007-03-05 Revital Eres <eres@il.ibm.com>
16742 * gcc.dg/var-expand1.c: New test.
16743 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16744 when an accumulator is expanded.
16746 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16749 * c-common.c (convert_and_check): Don't give warnings for
16750 conversion if 'expr' already overflowed.
16752 2007-03-04 Roger Sayle <roger@eyesopen.com>
16754 PR middle-end/30744
16755 * fold-const.c (fold_comparison): Enforce type consistency when
16756 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16758 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16760 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16761 containing a cast to the base of TARGET_MEM_REF.
16763 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16765 * tree.c (tree_contains_struct_check_failed): Remove spurious
16766 whitespace from error message.
16768 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16771 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16772 instead of precision.
16774 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16775 Nathan Sidwell <nathan@codesourcery.com>
16777 * emit-rtl.c (find_auto_inc): New.
16778 (try_split): recreate REG_INC notes,
16779 Use regular for loops rather than whiles.
16781 2007-03-03 Andreas Schwab <schwab@suse.de>
16783 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16784 * configure: Regenerate.
16786 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16788 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16789 flag_rounding_math, not flag_unsafe_math_optimizations.
16791 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16793 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16794 alpha_fold_vector_minmax): Likewise.
16795 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16796 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16798 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16800 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16801 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16802 if the lhs has side-effects.
16803 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16805 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16807 * config/i386/i386.h (TUNEMASK): Remove define.
16808 (ARCHMASK): Remove define.
16809 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16810 Use ix86_arch_mask variable instead of ARCHMASK.
16811 * config/i386/i386.c (override_options): Ditto.
16812 (standard_80387_constant_p): Ditto.
16814 2007-03-02 Ian Lance Taylor <iant@google.com>
16816 Used signed infinities in VRP.
16817 * tree-vrp.c (uses_overflow_infinity): New static function.
16818 (supports_overflow_infinity): New static function.
16819 (make_overflow_infinity): New static function.
16820 (negative_overflow_infinity): New static function.
16821 (positive_overflow_infinity): New static function.
16822 (is_negative_overflow_infinity): New static function.
16823 (is_positive_overflow_infinity): New static function.
16824 (is_overflow_infinity): New static function.
16825 (overflow_infinity_range_p): New static function.
16826 (compare_values_warnv): New function split out of compare_values.
16827 (compare_value): Call it.
16828 (set_value_range_to_nonnegative): Add overflow_infinity
16829 parameter. Change caller.
16830 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16832 (vrp_expr_computes_nonzero): Likewise.
16833 (compare_ranges, compare_range_with_value): Likewise.
16834 (compare_name_with_value, compare_names): Likewise.
16835 (vrp_evaluate_conditional): Likewise.
16836 (set_value_range): Handle infinity
16837 (vrp_operand_equal_p, operand_less_p): Likewise.
16838 (extract_range_from_assert): Likewise.
16839 (vrp_int_const_binop): Likewise.
16840 (extract_range_from_binary_expr): Likewise.
16841 (extract_range_from_unary_expr): Likewise.
16842 (extract_range_from_comparison): Likewise.
16843 (extract_range_from_expr): Likewise.
16844 (dump_value_range): Likewise.
16845 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16846 (test_for_singularity): Likewise.
16847 (vrp_int_const_binop): Remove inline qualifier.
16848 (adjust_range_with_scev): Add comment.
16849 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16851 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16853 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16854 (get_constraint_for): Likewise.
16855 (do_structure_copy): Likewise.
16856 (find_func_aliases): Fix references to MODIFY_EXPR.
16857 (intra_create_variable_infos): Tidy.
16858 * tree-ssa-operands.c (add_virtual_operand): Add argument
16860 When adding members of alias sets, if IS_CALL_SITE is true and
16861 the symbol is not call-clobbered, skip it.
16862 Adjust all callers.
16864 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16866 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16867 entry by means of emit_insn_at_entry.
16869 2007-03-02 Richard Henderson <rth@redhat.com>
16871 * expr.h (promoted_input_arg): Remove decl.
16872 * function.c (promoted_input_arg): Merge into ...
16873 * combine.c (setup_incoming_promotions): ... only caller.
16874 Rearrange to avoid double loop.
16876 2007-03-02 Ben Elliston <bje@au.ibm.com>
16877 Peter Bergner <bergner@vnet.ibm.com>
16878 Janis Johnson <janis187@us.ibm.com>
16880 * config/rs6000/dfp.md: New file.
16881 * config/rs6000/rs6000.md: Include dfp.md.
16882 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16883 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16884 and TDmode decimal float modes in FP registers.
16885 (num_insns_constant): Likewise.
16886 (rs6000_legitimate_offset_address_p): Likewise.
16887 (rs6000_legitimize_address): Likewise.
16888 (rs6000_legitimize_reload_address): Likewise.
16889 (rs6000_legitimate_address): Likewise.
16890 (rs6000_emit_move): Likewise.
16891 (function_arg_boundary): Likewise.
16892 (function_arg_advance): Likewise.
16893 (rs6000_darwin64_record_arg_recurse): Likewise.
16894 (function_arg): Likewise.
16895 (rs6000_gimplify_va_arg): Likewise.
16896 (rs6000_split_multireg_move): Likewise.
16897 (rs6000_output_function_epilogue): Likewise.
16898 (rs6000_output_function_epilogue): Likewise.
16899 (rs6000_register_move_cost): Likewise.
16900 (rs6000_function_value): Likewise.
16901 (rs6000_libcall_value): Likewise.
16903 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16905 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16907 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16909 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16910 Use $MULTIDIR to choose between the kernel and RTP headers,
16911 and use $WIND_BASE and $WIND_USR to locate them.
16913 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16915 * config/i386/i386.c (override_options): Put initialization of
16916 ix86_tune_mask and ix86_arch_mask to the correct place.
16918 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16919 Michael Meissner <michael.meissner@amd.com>
16922 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16923 (ARCHMASK): Define.
16924 (TARGET_CMOVE): Use ARCHMASK.
16925 (TARGET_CMPXCHG): Ditto.
16926 (TARGET_CMPXCHG8B): Ditto.
16927 (TARGET_XADD): Ditto.
16928 (TARGET_BSWAP): Ditto.
16929 * config/i386/i386.c (ix86_tune_mask): New global variable.
16930 (ix86_arch_mask): Ditto.
16931 (override_options): Initialize ix86_tune_mask and
16932 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16935 2007-03-02 Ben Elliston <bje@au.ibm.com>
16938 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16940 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16942 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16943 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16944 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16945 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16947 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16948 rs6000_init_dwarf_reg_sizes_extra): New.
16949 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16950 SPE register high parts.
16952 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16954 * Makefile.in: Add install-pdf target as
16955 copied from automake v1.10 rules.
16956 * configure.ac: Add install-pdf to target list.
16957 * configure: Regenerate.
16959 2007-03-01 Paul Brook <paul@codesourcery.com>
16961 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16962 modes to LDRD for DImode.
16963 (output_move_double): Fixup out of range ldrd/strd.
16964 (vfp_secondary_reload_class): Rename...
16965 (coproc_secondary_reload_class): ... to this. Add wb argument.
16966 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16967 coproc_secondary_reload_class for CLASS_IWMMXT.
16968 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16969 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16971 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16973 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16974 unroll factor by the estimated number of iterations.
16975 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16976 than prefetch latency.
16978 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16979 decode_caches_intel, detect_caches_intel): New functions.
16980 (host_detect_local_cpu): Use detect_caches_amd and
16981 detect_caches_intel.
16983 2007-03-01 Richard Henderson <rth@redhat.com>
16985 * expr.c (emit_move_complex_push): Export.
16986 (emit_move_complex_parts): Split out from ...
16987 (emit_move_complex): ... here.
16988 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16989 * config/i386/i386.md (movcdi): New.
16991 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16993 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16994 size of mode1 to check for tieable modes in MMX case.
16996 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16998 * Makefile.in (rtlanal.o): Depend on tree.h.
16999 * rtl.h (offset_within_section_p, split_const): Declare.
17000 * rtlanal.c: Include tree.h.
17001 (offset_within_block_p): New function, taken from
17002 mips_offset_within_object_p.
17003 (split_const): New function, taken from mips_split_const.
17004 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
17006 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
17007 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
17008 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
17009 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
17010 (m68k_illegitimate_symbolic_constant_p): New function.
17011 * config/m68k/m68k.md (movsi): Remove misleading predicates.
17012 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
17013 symbolic constant that might be outside the symbol's section,
17014 move the symbol first and then add the offset.
17015 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17017 * config/mips/mips.c (mips_split_const): Delete.
17018 (mips_offset_within_object_p): Delete.
17019 (mips_symbolic_constant_p): Use offset_within_section_p and
17020 split_const instead of mips_offset_within_object_p and
17022 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17023 (mips_legitimize_const_move, print_operand_reloc)
17024 (mips_dangerous_for_la25_p): Use split_const instead of
17027 2007-02-28 Eric Christopher <echristo@apple.com>
17029 * Makefile.in (install-include-dir): Don't rm -rf include.
17031 2007-02-28 Richard Guenther <rguenther@suse.de>
17033 PR middle-end/30364
17034 * fold-const.c (fold_binary): Do not associate expressions
17035 with more than one variable for integer types that do not wrap.
17037 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17039 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17040 Delete, and replace with...
17041 (fold_builtin_call_array): This. Update callers to use it.
17042 * fold-const.c (fold_build_call_list): Delete, and replace with...
17043 (fold_build_call_array): This.
17044 (fold_build_call_list_initializer): Delete, and replace with...
17045 (fold_build_call_array_initializer): This.
17046 * tree.h: Update declarations to reflect above changes.
17048 * c-typeck.c (build_function_call): Store converted arguments
17049 in a stack-allocated array instead of building a list.
17050 (convert_arguments): Store arguments in the array passed in as an
17051 argument, and return the actual number of arguments.
17052 * c-format.c: (check_function_format): Pass arguments in an
17053 array instead of a list.
17054 * c-common.c (check_function_nonnull): Likewise.
17055 (check_function_sentinel): Likewise.
17056 (check_function_arguments): Likewise.
17057 * c-common.h: Update declarations to reflect above changes.
17059 2007-02-28 Jan Hubicka <jh@suse.cz>
17061 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
17062 PRED_NEGATIVE_RETURN): Update outcomes.
17064 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
17066 * calls.c (emit_library_call_value_1): Handle partial registers
17067 correctly when building up CALL_INSN_FUNCTION_USAGE.
17069 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17071 * pa/predicates.md (move_src_operand): Allow zero for mode.
17072 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
17075 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
17078 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
17079 *movv2df_internal): Enable pattern only for valid operand
17081 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
17082 tie only 128bit modes. For MMX registers, tie only 64bit modes.
17084 2007-02-27 Mike Stump <mrs@apple.com>
17086 * config/darwin-crt3.c: Avoid compilation when compiling for a
17089 2007-02-27 Joseph Myers <joseph@codesourcery.com>
17091 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
17093 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
17094 for fixed headers and limits.h.
17095 (install-include-dir, install-headers-tar, install-headers-cpio,
17096 install-headers-cp, real-install-headers-tar,
17097 real-install-headers-cpio, real-install-headers-cp): Handle
17098 include-fixed as well as include.
17099 (install-mkheaders): Don't install files that go only in include
17101 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
17102 from GCC_INCLUDE_DIR.
17103 * gcc.c (process_command): Remove special -BstageN/ handling.
17104 (do_spec_1): Add include-fixed directories.
17106 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17108 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
17110 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
17112 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
17115 2007-02-27 Mark Mitchell <mark@codesourcery.com>
17117 * c-common.c (get_priority): Add check for
17118 SUPPORTS_INIT_PRIORITY.
17120 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17122 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
17124 * config/bfin/bfin.c: Include "cfglayout.h".
17125 (MAX_LSETUP_DISTANCE): New macro.
17126 (struct loop_info): New members incoming, incoming_src and
17127 incoming_dest. Delete member predecessor.
17128 (length_for_loop): New function.
17129 (bfin_optimize_loop): Handle more different loop structures.
17130 (bfin_discover_loop): Rework detection of predecessor blocks by
17131 examining incoming edges.
17132 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
17134 (bfin_reorder_loops): New function.
17135 (bfin_reorg_loops): Use these three new functions.
17137 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
17138 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
17139 (CONSTRAINT_LEN): Add entry for 'q'.
17140 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
17141 Add 'q' constraints.
17142 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
17143 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
17145 * config/bfin/bfin.md (add_with_carry): New pattern.
17146 (s_or_u, su_optab, su_modifier): New code macros/attrs.
17147 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
17148 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
17149 support unsigned multiplies too. Removed incorrect commutativity from
17150 operand 1 constraint where appropriate.
17151 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
17153 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
17154 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
17156 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
17157 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
17158 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
17159 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
17160 usmulhisi_hh_huh): New patterns.
17162 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
17163 lshifthi3): Fix output template to use half reg for operand 2.
17165 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
17168 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
17170 2007-02-27 Andreas Schwab <schwab@suse.de>
17172 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
17174 2007-02-27 Jan Hubicka <jh@suse.cz>
17176 * predict.c (last_basic_block_p): Remove.
17177 (tree_estimate_probability): Update return heuristic for commonized
17180 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17182 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
17184 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17186 * doc/include/gcc-common.texi (versionsubtitle): New macro.
17187 * doc/cpp.texi: Standardize title page.
17188 * doc/cppinternals.texi: Likewise.
17189 * doc/gcc.texi: Standardize title page, remove version number
17190 from copyright page.
17191 * doc/gccint.texi: Likewise.
17192 * doc/install.texi: Standardize title page, add table of
17195 2007-02-26 Jan Hubicka <jh@suse.cz>
17197 * predict.def: Set outcomes according to more recent results.
17198 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
17199 Remove dead predictors.
17200 * predict.c (return_prediction): Fix pasto.
17202 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17204 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
17205 change; avoid a memory leak when returning early.
17207 2007-02-26 Mark Mitchell <mark@codesourcery.com>
17209 * c-decl.c (static_ctors): Move to c-common.c.
17210 (static_dtors): Likewise.
17211 (finish_function): Use c_record_cdtor_fn.
17212 (build_cdtor): Move to c-common.c.
17213 (c_write_global_declarations): Use c_build_cdtor_fns.
17214 * c-common.h (static_ctors): Declare.
17215 (static_dtors): Likewise.
17216 (c_record_cdtor_fn): Likewise.
17217 (c_build_cdtor_fns): Likewise.
17218 * c-common.c (static_ctors): New variable.
17219 (static_dtors): Likewise.
17220 (c_record_cdtor_fn): New function.
17221 (build_cdtor): Move from c-decl.c
17222 (c_build_cdtor_fns): New function.
17224 * output.h (assemble_addr_to_section): Declare.
17225 (get_cdtor_priority_section): Likewise.
17226 * varasm.c (assemble_addr_to_section): New function.
17227 (get_cdtor_priority_section): Likewise.
17228 (default_named_section_asm_out_destructor): Use them.
17229 (destor_dtor_section_asm_out_destructor): Likewise.
17230 (default_named_section_asm_out_constructor): Likewise.
17231 (default_ctor_section_asm_out_constructor): Likewise.
17232 * config.gcc (*-*-vxworks*): Include vxworks.o.
17233 * config/t-vxworks (vxworks.o): New target.
17234 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
17235 (TARGET_ASM_CONSTRUCTOR): Define.
17236 (TARGET_ASM_DESTRUCTOR): Likewise.
17237 (vxworks_asm_out_constructor): Declare.
17238 (vxworks_asm_out_destructor): Likewise.
17240 * c-common.c (get_priority): Check that we have not just an
17241 INTEGER_CST, but an integer constant with integeral type.
17243 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
17245 PR tree-optimization/30938
17246 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
17247 use &dt[nargs-1] instead of &dt[nargs] in the call to
17248 vect_is_simple_use().
17250 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
17252 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
17253 from register elimination as PRE_MODIFY / POST_MODIFY increments.
17254 Do not attempt to handle MEM inside auto-inc expressions.
17255 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
17256 of a register modified by an auto-inc expression. However, do handle
17257 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
17258 (elimination_effects): Prohibit elimination of a register modified
17259 by an auto-inc expression. Disable register elimination rules whose
17260 target register is modified by an auto-inc expression with variable
17263 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17265 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
17267 (array_at_struct_end_p): New function.
17268 (idx_infer_loop_bounds): Use it.
17269 (estimate_numbers_of_iterations_loop): Export.
17270 * predict.c (predict_loops): Use estimated_loop_iterations_int.
17271 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
17272 (tree_estimate_probability): Call record_loop_exits.
17273 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
17274 (estimated_loop_iterations, estimated_loop_iterations_int,
17275 estimated_loop_iterations_tree): New functions.
17276 (analyze_siv_subscript_cst_affine,
17277 compute_overlap_steps_for_affine_1_2,
17278 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
17279 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
17280 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
17281 (PRED_LOOP_ITERATIONS_GUESSED): New.
17282 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
17283 * cfgloop.h (estimate_numbers_of_iterations_loop,
17284 estimated_loop_iterations_int): Declare.
17286 2007-02-25 Mark Mitchell <mark@codesourcery.com>
17288 * doc/extend.texi: Document optional priority argument to
17289 constructors and destructors.
17290 * tree.c (init_priority_for_decl): Adjust GTY markers.
17291 (init_ttree): Use priority-info hash functions for
17292 init_priority_for_decl.
17293 (tree_map_eq): Rename to ...
17294 (tree_map_base_eq): ... this.
17295 (tree_map_marked_p): Rename to ...
17296 (tree_map_base_marked_p): ... this.
17297 (tree_map_base_hash): New function.
17298 (decl_init_priority_lookup): Rework.
17299 (decl_fini_priority_lookup): New function.
17300 (decl_priority_info): New function.
17301 (decl_init_priority_insert): Use it.
17302 (decl_fini_priority_insert): Likewise.
17303 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17305 (decl_restrict_base_insert): Likewise.
17306 (decl_debug_expr_insert): Likewise.
17307 (decl_value_expr_lookup): Likewise.
17308 (decl_value_expr_insert): Likewise.
17309 * tree.h (priority_type): New type.
17310 (decl_init_priority_lookup): Use priority_type.
17311 (decl_fini_priority_lookup): New function.
17312 (decl_init_priority_insert): Use priority_type.
17313 (decl_fini_priority_insert): New function.
17314 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17315 (DECL_INIT_PRIORITY): Likewise.
17316 (SET_DECL_INIT_PRIORITY): Add comment.
17317 (DECL_FINI_PRIORITY): New macro.
17318 (SET_DECL_FINI_PRIORITY): Likewise.
17319 (DEFAULT_INIT_PRIORITY): Document.
17320 (MAX_INIT_PRIORITY): Likewise.
17321 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17322 (tree_map_base): New type.
17323 (tree_map_base_eq): New function.
17324 (tree_map_base_hash): Likewise.
17325 (tree_map_base_marked_p): Likewise.
17326 (tree_map): Inherit from tree_map_base.
17327 (tree_map_eq): Make it a macro.
17328 (tree_map_marked_p): Likewise.
17329 (tree_int_map): Inherit from tree_map_base.
17330 (tree_int_map_eq): Make it a macro.
17331 (tree_int_map_hash): Likewise.
17332 (tree_int_map_marked_p): Likewise.
17333 (tree_priority_map): New type.
17334 (tree_priority_map_eq): New macro.
17335 (tree_priority_map_hash): Likewise.
17336 (tree_priority_map_marked_p): Likewise.
17337 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17339 (emutls_common_1): Likewise.
17340 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17341 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17342 of tree_map hierarchy.
17343 * tree-cfg.c (move_stmt_r): Likewise.
17344 (new_label_mapper): Likewise.
17345 * c-tree.h (c_expand_body): Move to ...
17346 * c-common.h (c_expand_body): ... here.
17347 * c-decl.c (c_expand_body): Move to ...
17348 * c-common.c (c_expand_body): ... here.
17349 (c_common_attribute_table): Allow 1 argument for the constructor
17350 and destructor attributes.
17351 (get_priority): New function.
17352 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17353 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17355 2007-02-24 Jan Hubicka <jh@suse.cz>
17357 PR middle-end/30509
17358 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17359 copying for inlining.
17361 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17362 Jan Hubicka <jh@suse.cz>
17365 * i386.c (counter_mode): New function.
17366 (expand_set_or_movmem_via_loop): Use it.
17367 (expand_movmem_epilogue): Likewise; fix pasto.
17368 (ix86_expand_movmem): Do emit guard even for constant counts.
17369 (ix86_expand_setmem): Likewise.
17371 2007-02-25 Nick Clifton <nickc@redhat.com>
17373 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17374 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17376 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17379 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17380 count argument with 0x10, not with 0x16.
17381 (expand_setmem_epilogue): Ditto.
17383 2007-02-24 Mike Stump <mrs@apple.com>
17385 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17388 2007-02-24 Richard Guenther <rguenther@suse.de>
17390 PR middle-end/30951
17391 * fold-const.c (fold_binary): Fold x +- CST op x for
17392 EQ_EXPR and NE_EXPR.
17394 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17396 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17398 2007-02-24 Jan Hubicka <jh@suse.cz>
17400 * cgraphunit.c (decide_is_function_needed): Honor
17401 -fkeep-inline-functions.
17403 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17405 * builtins.c (fold_builtin_modf): New.
17406 (fold_builtin_2): Use it.
17408 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17410 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17411 (determine_max_iter): Take additional LOOP arg; all callers changed.
17412 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17413 one using simplifications.
17414 (simplify_using_initial_values): Return if the expression becomes
17415 invalid due to altered regs.
17417 2007-02-23 DJ Delorie <dj@redhat.com>
17419 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17421 2007-02-23 Mike Stump <mrs@apple.com>
17423 * tlink.c (scan_linker_output): Parse linker messages from
17424 darwin9's linker better.
17426 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17429 * varpool.c (varpool_assemble_pending_decls): Set
17430 varpool_last_needed_node to null.
17432 2007-02-23 DJ Delorie <dj@redhat.com>
17434 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17435 alignment bigger than the object file can handle.
17437 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17440 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17441 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17442 (*movsf_1): Penalize MMX moves.
17444 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17446 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17447 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17449 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17451 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17453 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17454 (fold_builtin_1): Use them.
17455 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17456 BUILT_IN_SIGNIFICAND.
17458 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17460 * config/i386/i386.c (bdesc_1arg): Initialize
17461 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17462 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17463 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17464 and IX86_BUILTIN_MOVSLDUP.
17466 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17468 PR rtl-optimization/30841
17469 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17471 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17473 * builtins.c (fold_builtin_frexp): New.
17474 (fold_builtin_2): Use it.
17476 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17478 * doc/invoke.texi (Spec Files): Document getenv spec function.
17480 * gcc.c (getenv_spec_function): New function.
17481 (static_spec_functions): Add it.
17482 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17483 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17486 2007-02-22 Michael Matz <matz@suse.de
17489 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17490 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17492 2007-02-22 Ian Lance Taylor <iant@google.com>
17495 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17496 (mem_loc_descriptor): Call it.
17498 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17499 Ira Rosen <irar@il.ibm.com>
17501 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17503 2007-02-22 Ira Rosen <irar@il.ibm.com>
17505 PR tree-optimization/30843
17506 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17507 stores only after all the group is vectorized.
17509 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17511 PR tree-optimization/30858
17512 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17513 in the reduction cycle have a single use in the loop.
17514 * tree-vectorizer.h (relevant): Add documentation.
17516 2007-02-20 Mike Stump <mrs@apple.com>
17518 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17519 * configure: Regenerate.
17521 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17523 Change the defaults of some parameters and options.
17524 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17525 * config/spu/spu.c (spu_optimization_options): Add.
17526 (spu_override_options): Change params in spu_optimization_options.
17527 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17529 Register 127 is only 16 byte aligned when used as a frame pointer.
17530 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17531 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17532 HARD_FRAME_POINTER_REGNUM.
17533 (spu_legitimate_address): Use regno_aligned_for_reload.
17534 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17535 aligned when frame_pointer_needed is true.
17536 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17538 * config/spu/spu.h (INIT_EXPANDERS): Define.
17540 Make sure shift and rotate instructions have valid immediate operands.
17541 * config/spu/predicates.md (spu_shift_operand): Remove.
17542 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17543 * config/spu/constraints.md (W, O): Extend range.
17544 * config/spu/spu.md (umask, nmask): Define.
17545 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17546 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17547 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17548 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17549 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17550 (lshr<mode>3_reg): Fix rtl description.
17552 Make sure mulhisi immediate operands are valid.
17553 * config/spu/predicates.md (imm_K_operand): Add.
17554 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17556 Generate constants using fsmbi and andi.
17557 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17558 (print_operand, spu_split_immediate, classify_immediate,
17559 fsmbi_const_p): Handle IC_FSMBI2.
17561 Correctly handle a CONST_VECTOR containing symbols.
17562 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17563 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17564 (immediate_load_p): Allow symbols that use 2 instructions to create.
17565 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17566 with symbols when flag_pic is set.
17567 (const_vector_immediate_p): New.
17568 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17569 accept a CONST_VECTOR with symbols.
17570 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17571 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17573 * config/spu/spu.md (high, low): Delete.
17574 (low_<mode>): Define.
17576 Remove INTRmode and INTR_REGNUM, which didn't work.
17577 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17579 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17580 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17581 peephole2 pattern): Don't use INTR or 131.
17582 (movintrcc): Delete.
17583 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17584 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17585 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17586 (UNSPEC_SET_INTR): Add.
17587 * config/spu/spu-modes.def (INTR): Remove.
17589 More accurate warnings about run-time relocations.
17590 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17592 Correctly warn about immediate arguments to specific intrinsics.
17593 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17594 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17595 the instruction predicate.
17597 Fix tree check errors with latest update.
17598 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17600 (spu_expand_builtin): Use CALL_EXPR_FN.
17602 Add missing specific intrinsics.
17603 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17605 * config/spu/spu_internals.h: Ditto.
17607 Fix incorrect operand modifiers.
17608 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17609 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17611 Optimize one case of zero_extend of a vec_select.
17612 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17614 Accept any immediate for hbr.
17615 * config/spu/spu.md (hbr): Change s constraints to i.
17617 2007-02-21 Paul Brook <paul@codesourcery.com>
17619 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17620 condexec_count when skipping USE and CLOBBER.
17622 2007-02-21 Nick Clifton <nickc@redhat.com>
17624 * common.opt (Warray-bounds): Add Warning attribute.
17625 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17627 (fsized-zeroes): Add Optimization attribute.
17628 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17629 * c.opt (Wc++0x-compat): Add Warning attribute.
17631 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17633 PR middle-end/30761
17634 * reload1.c (eliminate_regs_in_insn): In the single_set special
17635 case, attempt to re-recognize the insn before falling back to
17636 having reload fix it up.
17638 2007-02-20 Eric Christopher <echristo@gmail.com>
17640 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17641 Rewrite accordingly.
17642 (frv_read_iacc_argument): Ditto.
17643 (frv_expand_set_builtin): Take a call instead of arglist, update for
17645 (frv_expand_unop_builtin): Ditto.
17646 (frv_expand_binop_builtin): Ditto.
17647 (frv_expand_cut_builtin): Ditto.
17648 (frv_expand_binopimm_builtin): Ditto.
17649 (frv_expand_voidbinop_builtin): Ditto.
17650 (frv_expand_int_void2arg): Ditto.
17651 (frv_expand_prefetches): Ditto.
17652 (frv_expand_voidtriop_builtin): Ditto.
17653 (frv_expand_voidaccop_builtin): Ditto.
17654 (frv_expand_load_builtin): Ditto.
17655 (frv_expand_store_builtin): Ditto.
17656 (frv_expand_mdpackh_builtin): Ditto.
17657 (frv_expand_mclracc_builtin): Ditto.
17658 (frv_expand_mrdacc_builtin): Ditto.
17659 (frv_expand_mwtacc_builtin): Ditto.
17660 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17663 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17665 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17666 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17668 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17669 point instructions.
17670 * configure: Regenerate.
17671 * config.in: Regenerate.
17672 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17673 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17674 masks to power6 and power6x and to POWERPC_MASKS.
17675 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17677 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17678 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17679 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17680 Access PROTOTYPE as variable, not mask.
17682 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17684 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17685 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17686 * combine.c (adjust_for_new_dest): Use it.
17687 * postreload.c (reload_combine): Likewise.
17689 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17691 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17692 notes on an insn with multiple sets, even if single_set returns
17693 non-NULL for that insn.
17695 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17697 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17698 scalbn and scalbln.
17700 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17702 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17703 if user didn't pass it.
17704 * config/i386/darwin.h (CC1_SPEC): Likewise.
17705 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17706 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17707 -mmacosx-version-min.
17709 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17710 Uros Bizjak <ubizjak@gmail.com>
17712 * optabs.h (enum optab_index): Add new OTI_scalb.
17713 (scalb_optab): Define corresponding macro.
17714 * optabs.c (init_optabs): Initialize scalb_optab.
17715 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17717 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17718 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17719 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17720 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17721 flag_unsafe_math_optimizations is set.
17723 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17724 to implement scalbf, scalb and scalbl built-ins as inline x87
17727 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17728 DJ Delorie <dj@redhat.com>
17731 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17732 (diagnostic_report_diagnostic): ... here, and turn them into real
17733 errors. If warnings are inhibited, no need to do anything.
17735 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17737 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17738 better code generation.
17740 2007-02-20 Ben Elliston <bje@au.ibm.com>
17742 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17744 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17746 * config/alpha/alpha.c, config/alpha/alpha.md,
17747 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17748 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17749 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17750 config/arm/lib1funcs.asm: Follow spelling conventions.
17752 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17753 config/fr30/fr30.md, config/i386/i386.h,
17754 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17755 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17756 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17757 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17758 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17759 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17760 config/sparc/sparc.c, config/sparc/sparc.h,
17761 config/sparc/sparc.md, config/spu/constraints.md,
17762 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17765 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17768 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17771 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17773 * doc/invoke.texi (-ftree-lrs): Remove.
17775 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17777 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17780 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17782 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17783 new CALL_EXPR_FN macro for retrieving the function
17784 declaration of the input expression.
17786 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17788 * c.opt (Waddress): New.
17789 * common.opt (Walways-true): Delete.
17790 (Wstring-literal-comparison): Delete.
17791 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17792 -Wstring-literal-comparison. Add -Waddress.
17794 (Walways-true): Delete.
17795 (Wstring-literal-comparison): Delete.
17796 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17797 consistently instead of -Walways-true in example.
17798 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17799 * c-typeck.c (parser_build_binary_op): Replace
17800 -Wstring-literal-comparison and -Walways-true with -Waddress.
17801 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17804 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17806 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17807 without DECL_STRUCT_FUNCTION initialized.
17809 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17811 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17812 due to calls to functions taking pointers as parameters.
17814 2007-02-19 Richard Henderson <rth@redhat.com>
17817 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17820 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17822 * config/s390/s390.c (s390_call_saved_register_used,
17823 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17824 accessed to the new scheme.
17826 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17828 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17829 (cris_print_index, cris_print_operand, cris_print_operand_address)
17830 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17831 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17832 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17833 GET_CODE () == xxx.
17834 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17835 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17836 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17837 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17838 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17839 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17840 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17841 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17842 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17843 (uminsi3, call, call_value): Ditto.
17844 (define_split: indir_to_reg_split, unnamed): Ditto.
17846 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17848 PR tree-optimization/30975
17849 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17852 2007-02-18 Eric Christopher <echristo@gmail.com>
17854 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17855 Remove use of arglist.
17856 (mips_expand_builtin): Remove use of arglist, pass in expr.
17857 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17858 (mips_expand_builtin_movtf): Ditto.
17859 (mips_expand_builtin_compare): Ditto.
17861 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17863 * tree-sra.c (sra_build_assignment): Replace assertion
17864 checking with a comment explaining why it can't be done.
17866 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17868 PR middle-end/30833
17869 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17870 during CALL_EXPR representation conversion.
17871 * tree-ssa-propagate.c (set_rhs): Likewise.
17873 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17875 * tree-sra.c (sra_build_assignment): Disable assertion checking
17878 2007-02-18 Roger Sayle <roger@eyesopen.com>
17880 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17881 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17882 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17884 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17885 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17886 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17887 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17888 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17889 force_gimple_operand): Likewise.
17890 * ipa-cp.c (constant_val_insert): Likewise.
17891 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17892 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17893 perfect_nestify): Likewise.
17894 * langhooks.c (lhd_omp_assignment): Likewise.
17895 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17896 lower_copyprivate_clauses, lower_send_clauses,
17897 lower_send_shared_vars, expand_parallel_call,
17898 expand_omp_for_generic, expand_omp_for_static_nochunk,
17899 expand_omp_for_static_chunk, expand_omp_sections,
17900 lower_omp_single_copy, lower_omp_for_lastprivate,
17901 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17902 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17903 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17906 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17908 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17909 config/sh/sh.md: Follow spelling conventions.
17911 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17912 config/frv/predicates.md: Follow spelling conventions.
17914 * config/m68k/linux-unwind.h: Fix a comment typo.
17915 * target.h: Follow spelling conventions.
17917 2007-02-18 Roger Sayle <roger@eyesopen.com>
17919 PR rtl-optimization/28173
17920 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17921 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17922 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17923 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17924 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17926 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17928 * builtins.c (fold_builtin_load_exponent): New.
17929 (fold_builtin_2): Use it.
17931 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17933 PR rtl-optimization/30773
17934 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17935 if we fail to attach a REG_EQUIV note.
17937 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17938 Roger Sayle <roger@eyesopen.com>
17940 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17942 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17944 * calls.c (initialize_argument_information): Pass original EXP
17945 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17946 code to split complex arguments here, as part of initializing the
17948 (expand_call): Remove code that builds a list of arguments and
17949 inserts implicit arguments into it. Instead, just count how many
17950 implicit arguments there will be so we can determine the size of
17951 the ARGS array, and let initialize_argument_information do the work.
17952 (split_complex_values): Delete unused function.
17954 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17956 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17958 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17960 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17961 for arg pointer based indexed addressing.
17963 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17965 * config/ia64/ia64.h, config/ia64/ia64.md,
17966 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17967 spelling conventions.
17969 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17971 * config/m68k/m68k.c (split_di): New.
17972 * config/m68k/m68k-protos.h: Declare split_di.
17973 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17974 Improve predicate handling and split constant shifts.
17976 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17978 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17979 parameter for register bitfield operations, general predicates
17982 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17984 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17985 * config/m68k/linux-unwind.h: New file.
17987 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17989 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17990 config/i386/athlon.md, config/ia64/ia64.md,
17991 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17992 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17993 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17994 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17995 tree-vect-transform.c: Fix comment typos.
17997 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17999 * sched-deps.c (find_insn_list): Remove.
18000 * sched-int.h: Remove the prototype for find_insn_list.
18002 2007-02-16 Geoffrey Keating <geoffk@apple.com>
18004 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
18006 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
18007 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
18008 darwin_rs6000_override_options.
18009 (C_COMMON_OVERRIDE_OPTIONS): Expect
18010 darwin_macosx_version_min to be non-NULL always.
18011 (TARGET_C99_FUNCTIONS): Likewise.
18012 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
18013 (DARWIN_MINVERSION_SPEC): New.
18014 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18015 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18017 (DARWIN_MINVERSION_SPEC): New.
18018 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18020 * config/darwin-c.c (darwin_cpp_builtins): Expect
18021 darwin_macosx_version_min to be non-NULL always.
18023 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18025 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18027 * config/i386/i386.h (x86_use_xchgb): New.
18028 (TARGET_USE_XCHGB): New macro.
18029 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18030 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18031 Split after reload into bswaphi for shifts of 8.
18032 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18033 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18034 or when optimizing for size.
18036 2007-02-16 Richard Guenther <rguenther@suse.de>
18037 Christian Bruel <christian.bruel@st.com>
18039 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18040 DECLs but prefer SSA_NAMEs over DECLs.
18042 2007-02-16 Richard Guenther <rguenther@suse.de>
18044 * tree-flow-inline.h (single_imm_use_p): Remove.
18045 (zero_imm_uses_p): Likewise.
18046 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
18047 instead of single_imm_use_p.
18048 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
18051 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18054 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
18055 nested double- and backquotes.
18057 2007-02-15 Roger Sayle <roger@eyesopen.com>
18059 PR middle-end/30391
18060 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
18061 should be unreachable.
18062 (build2_stat): Allow construction of MODIFY_EXPR at any time.
18063 For the time being redirect GIMPLE_MODIFY_STMT to the new
18064 (renamed) build_gimple_modify_stmt_stat.
18065 (build2_gimple_stat): Rename to...
18066 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
18067 Always build a GIMPLE_MODIFY_STMT node.
18068 * tree.h (build2_gimple, build2_gimple_stat): Delete.
18069 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
18072 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
18073 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
18074 * tree-complex.c (set_component_ssa_name, expand_complex_move,
18075 expand_complex_div_wide): Likewise.
18076 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
18077 * tree-ssa-loop-im.c (schedule_sm): Likewise.
18078 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
18079 * tree-ssa-loop-manip.c (create_iv): Likewise.
18080 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
18081 abs_replacement): Likewise.
18082 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
18083 realify_fake_stores): Likewise.
18085 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
18086 node rather than a GIMPLE_MODIFY_STMT node.
18087 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
18088 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
18090 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
18091 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
18092 GIMPLE_MODIFY_STMT.
18094 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18096 PR middle-end/30433
18097 * fold-const.c (fold_comparison): Add back the
18098 folding of constant complex comparisions.
18100 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18102 PR middle-end/30729
18103 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
18104 effects unknown to this function, return early.
18106 2007-02-15 Ian Lance Taylor <iant@google.com>
18108 * lower-subreg.c (move_eh_region_note): New static function.
18109 (resolve_simple_move): Call it.
18110 (decompose_multiword_subregs): Track blocks for which we resolve a
18111 simple move which is also a control flow insn. Pass them to
18112 find_many_sub_basic_blocks.
18113 (pass_lower_subreg): Add TODO_verify_flow.
18114 (pass_lower_subreg2): Likewise.
18116 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18117 Brooks Moses <brooks.moses@codesourcery.com>
18118 Lee Millward <lee.millward@codesourcery.com>
18120 * tree.h (enum tree_code_class): Add tcc_vl_exp.
18121 (VL_EXP_CLASS_P): New.
18122 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
18124 (TREE_OPERAND_CHECK_CODE): Likewise.
18125 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
18126 (TREE_RTL_OPERAND_CHECK): Likewise.
18127 (tree_operand_check_failed): Make second parameter the whole tree
18128 instead of its code. Fixed callers.
18129 (VL_EXP_CHECK): New.
18130 (TREE_OPERAND_LENGTH): New.
18131 (VL_EXP_OPERAND_LENGTH): New.
18132 (CALL_EXPR_FN): New.
18133 (CALL_EXPR_STATIC_CHAIN): New.
18134 (CALL_EXPR_ARGS): New.
18135 (CALL_EXPR_ARG): New.
18136 (call_expr_nargs): New.
18137 (CALL_EXPR_ARGP): New.
18138 (build_nt_call_list): Declare.
18139 (build_vl_exp_stat): Declare.
18140 (build_vl_exp): New.
18141 (build_call_list): Declare.
18142 (build_call_nary): Declare.
18143 (build_call_valist): Declare.
18144 (build_call_array): Declare.
18145 (call_expr_arg): Declare.
18146 (call_expr_argp): Declare.
18147 (call_expr_arglist): Declare.
18148 (fold_build_call_list): Declare.
18149 (fold_build_call_list_initializer): Declare.
18150 (fold_call_expr): Declare to replace fold_builtin.
18151 (fold_builtin_fputs): Update to agree with modified definition.
18152 (fold_builtin_strcpy): Likewise.
18153 (fold_builtin_strncpy): Likewise.
18154 (fold_builtin_memory_chk): Likewise.
18155 (fold_builtin_stxcpy_chk): Likewise.
18156 (fold_builtin_strncpy_chk): Likewise.
18157 (fold_builtin_next_arg): Likewise.
18158 (fold_build_call_expr): Declare.
18159 (fold_builtin_call_list): Declare.
18160 (fold_builtin_call_valist): Declare.
18161 (build_call_expr): Declare.
18162 (validate_arglist): Update to agree with modified definition.
18163 (tree_operand_length): New.
18164 (call_expr_arg_iterator): New.
18165 (init_call_expr_arg_iterator): New.
18166 (next_call_expr_arg): New.
18167 (first_call_expr_arg): New.
18168 (more_call_expr_args_p): New.
18169 (FOR_EACH_CALL_EXPR_ARG): New.
18171 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
18172 and tcc_gimple_stmt.
18173 (tree_code_size): Update documentation. Use sizeof (tree) rather
18174 than sizeof (char *).
18175 (tree_size): Likewise. Add case for tcc_vl_exp.
18176 (tree_node_structure): Add case for tcc_vl_exp.
18177 (contains_placeholder_p): Likewise.
18178 (substitute_in_expr): Likewise.
18179 (substitute_placeholder_in_expr): Likewise.
18180 (stabilize_reference_1): Likewise.
18181 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
18182 to diagnose breakage of this interface for constructing CALL_EXPRs.
18183 (build_nt): Add similar assertion here.
18184 (build_nt_call_list): New.
18185 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
18186 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
18188 (get_callee_fndecl): Use new CALL_EXPR accessors.
18189 (tree_operand_check_failed): Change parameters to pass entire node
18190 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
18191 (process_call_operands): New.
18192 (build_vl_exp_stat): New.
18193 (build_call_list): New.
18194 (build_call_nary): New.
18195 (build_call_valist): New.
18196 (build_call_array): New.
18197 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18198 (call_expr_arglist): New.
18200 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
18201 tcc_vl_exp instead of a fixed-size tcc_expression.
18203 * doc/c-tree.texi (CALL_EXPR): Document new representation and
18204 accessors for CALL_EXPRs.
18205 (AGGR_INIT_EXPR): Likewise.
18207 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18208 Brooks Moses <brooks.moses@codesourcery.com>
18209 Lee Millward <lee.millward@codesourcery.com>
18211 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
18212 (expand_builtin_nonlocal_goto): Change parameter to be entire
18213 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
18214 (expand_builtin_prefetch): Likewise.
18215 (expand_builtin_classify_type): Likewise.
18216 (mathfn_built_in): Return NULL_TREE instead of 0.
18217 (expand_errno_check): Use new CALL_EXPR accessors.
18218 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
18219 Return NULL_RTX instead of 0.
18220 (expand_builtin_mathfn_2): Likewise.
18221 (expand_builtin_mathfn_3): Likewise.
18222 (expand_builtin_interclass_mathfn): Likewise.
18223 (expand_builtin_sincos): Likewise.
18224 (expand_builtin_cexpi): Likewise.
18225 (expand_builtin_int_roundingfn): Likewise.
18226 (expand_builtin_int_roundingfn_2): Likewise.
18227 (expand_builtin_pow): Likewise.
18228 (expand_builtin_powi): Likewise.
18229 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
18230 of arglist, fixing callers appropriately. Use new CALL_EXPR
18231 accessors and constructors. Return NULL_RTX instead of 0.
18232 (expand_builtin_strstr): Likewise.
18233 (expand_builtin_strchr): Likewise.
18234 (expand_builtin_strrchr): Likewise.
18235 (expand_builtin_strpbrk): Likewise.
18236 (expand_builtin_memcpy): Likewise.
18237 (expand_builtin_mempcpy): Likewise.
18238 (expand_builtin_mempcpy_args): New.
18239 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
18240 (expand_builtin_memmove_args): New.
18241 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
18242 (expand_movstr): Likewise.
18243 (expand_builtin_strcpy): Likewise.
18244 (expand_builtin_strcpy_args): New.
18245 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
18246 (expand_builtin_strncpy): Likewise.
18247 (expand_builtin_memset): Likewise.
18248 (expand_builtin_memset_args): New.
18249 (expand_builtin_bzero): Similarly to expand_builtin_memset.
18250 (expand_builtin_memcmp): Likewise.
18251 (expand_builtin_strcmp): Likewise.
18252 (expand_builtin_strncmp): Likewise.
18253 (expand_builtin_strcat): Likewise.
18254 (expand_builtin_strncat): Likewise.
18255 (expand_builtin_strspn): Likewise.
18256 (expand_builtin_strcspn): Likewise.
18257 (expand_builtin_args_info): Likewise.
18258 (expand_builtin_va_start): Likewise.
18259 (gimplify_va_arg_expr): Likewise.
18260 (expand_builtin_va_end): Likewise.
18261 (expand_builtin_va_copy): Likewise.
18262 (expand_builtin_frame_address): Likewise.
18263 (expand_builtin_alloca): Likewise.
18264 (expand_builtin_bswap): Likewise.
18265 (expand_builtin_unop): Likewise.
18266 (expand_builtin_fputs): Likewise.
18267 (expand_builtin_expect): Likewise.
18268 (expand_builtin_fabs): Likewise.
18269 (expand_builtin_copysign): Likewise.
18270 (expand_builtin_printf): Likewise.
18271 (expand_builtin_fprintf): Likewise.
18272 (expand_builtin_sprintf): Likewise.
18273 (expand_builtin_init_trampoline): Likewise.
18274 (expand_builtin_signbit): Likewise.
18275 (expand_builtin_fork_or_exec): Likewise.
18276 (expand_builtin_sync_operation): Likewise.
18277 (expand_builtin_compare_and_swap): Likewise.
18278 (expand_builtin_lock_test_and_set): Likewise.
18279 (expand_builtin_lock_release): Likewise.
18280 (expand_builtin): Likewise.
18281 (builtin_mathfn_code): Likewise.
18283 (fold_builtin_constant_p): Pass call arguments individually instead
18284 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18285 accessors and constructors. Return NULL_TREE instead of 0.
18286 (fold_builtin_expect): Likewise.
18287 (fold_builtin_classify_type): Likewise.
18288 (fold_builtin_strlen): Likewise.
18289 (fold_builtin_nan): Likewise.
18290 (integer_valued_real_p): Likewise.
18291 (fold_trunc_transparent_mathfn): Likewise.
18292 (fold_fixed_mathfn): Likewise.
18293 (fold_builtin_cabs): Likewise.
18294 (fold_builtin_sqrt): Likewise.
18295 (fold_builtin_cbrt): Likewise.
18296 (fold_builtin_cos): Likewise.
18297 (fold_builtin_cosh): Likewise.
18298 (fold_builtin_tan): Likewise.
18299 (fold_builtin_sincos): Likewise.
18300 (fold_builtin_cexp): Likewise.
18301 (fold_builtin_trunc): Likewise.
18302 (fold_builtin_floor): Likewise.
18303 (fold_builtin_ceil): Likewise.
18304 (fold_builtin_round): Likewise.
18305 (fold_builtin_int_roundingfn): Likewise.
18306 (fold_builtin_bitop): Likewise.
18307 (fold_builtin_bswap): Likewise.
18308 (fold_builtin_logarithm): Likewise.
18309 (fold_builtin_hypot): Likewise.
18310 (fold_builtin_pow): Likewise.
18311 (fold_builtin_powi): Likewise.
18312 (fold_builtin_exponent): Likewise.
18313 (fold_builtin_memset): Likewise.
18314 (fold_builtin_bzero): Likewise.
18315 (fold_builtin_memory_op): Likewise.
18316 (fold_builtin_bcopy): Deleted; call site changed to invoke
18317 fold_builtin_memory_op directly.
18318 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18319 (fold_builtin_strncpy): Likewise.
18320 (fold_builtin_memcmp): Likewise.
18321 (fold_builtin_strcmp): Likewise.
18322 (fold_builtin_strncmp): Likewise.
18323 (fold_builtin_signbit): Likewise.
18324 (fold_builtin_copysign): Likewise.
18325 (fold_builtin_isascii): Likewise.
18326 (fold_builtin_toascii): Likewise.
18327 (fold_builtin_isdigit): Likewise.
18328 (fold_builtin_fabs): Likewise.
18329 (fold_builtin_abs): Likewise.
18330 (fold_builtin_fmin_fmax): Likewise.
18331 (fold_builtin_carg): Likewise.
18332 (fold_builtin_classify): Likewise.
18333 (fold_builtin_unordered_cmp): Likewise.
18335 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18336 New functions split out from fold_builtin_1.
18337 (fold_builtin_n): New.
18338 (fold_builtin_varargs): New.
18339 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18341 (fold_call_expr): New.
18342 (build_function_call_expr): Rewrite to use new helper function.
18343 (fold_builtin_call_list): New.
18344 (build_call_expr): New.
18345 (fold_builtin_call_valist): New.
18346 (rewrite_call_expr): New.
18347 (validate_arg): New.
18348 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18349 of an arglist. Change return type to bool. Use new CALL_EXPR
18352 (fold_builtin_strstr): Pass call arguments individually instead
18353 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18354 accessors and constructors. Return NULL_TREE instead of 0.
18355 (fold_builtin_strchr): Likewise.
18356 (fold_builtin_strrchr): Likewise.
18357 (fold_builtin_strpbrk): Likewise.
18358 (fold_builtin_strcat): Likewise.
18359 (fold_builtin_strncat): Likewise.
18360 (fold_builtin_strspn): Likewise.
18361 (fold_builtin_strcspn): Likewise.
18362 (fold_builtin_fputs): Likewise.
18363 (fold_builtin_next_arg): Likewise.
18364 (fold_builtin_sprintf): Likewise.
18366 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18367 NULL_RTX instead of 0.
18368 (expand_builtin_memory_chk): Likewise.
18369 (maybe_emit_chk_warning): Likewise.
18370 (maybe_emit_sprintf_chk_warning): Likewise.
18372 (fold_builtin_object_size): Pass call arguments individually instead
18373 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18374 accessors and constructors. Return NULL_TREE instead of 0.
18375 (fold_builtin_memory_chk): Likewise.
18376 (fold_builtin_stxcpy_chk): Likewise.
18377 (fold_builtin_strncpy_chk): Likewise.
18378 (fold_builtin_strcat_chk): Likewise.
18379 (fold_builtin_strcat_chk): Likewise.
18380 (fold_builtin_strncat_chk): Likewise.
18381 (fold_builtin_sprintf_chk): Likewise.
18382 (fold_builtin_snprintf_chk): Likewise.
18383 (fold_builtin_printf): Likewise.
18384 (fold_builtin_vprintf): Likewise.
18386 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18388 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18389 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18390 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18391 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18392 (fold_unary): Likewise.
18393 (fold_binary): Likewise.
18394 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18395 ternary expressions.
18396 (fold): Add logic for tcc_vl_exp.
18397 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18398 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18399 (fold_build3_stat): Add assertion to flag broken interface for
18400 constructing CALL_EXPRs.
18401 (fold_build_call_list): New.
18402 (fold_build_call_list_initializer): New.
18403 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18405 (fold_strip_sign_ops): Likewise.
18407 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18408 Brooks Moses <brooks.moses@codesourcery.com>
18409 Lee Millward <lee.millward@codesourcery.com>
18411 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18412 accessors and dump arguments explicitly.
18414 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18416 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18418 (print_call_name): Use new CALL_EXPR accessors.
18420 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18421 CALL_EXPR arguments explicitly instead of as a list. Use
18422 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18424 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18425 (vrp_visit_stmt): Likewise.
18427 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18428 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18430 (force_move_till_expr): Likewise.
18432 * targhooks.c (default_external_stack_protect_fail): Use
18433 build_call_expr instead of build_function_call_expr.
18434 (default_hidden_stack_protect_fail): Likewise.
18436 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18439 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18440 and walk arguments explicitly.
18442 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18443 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18444 (expand_simple_operations): Likewise.
18445 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18447 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18448 of TREE_CODE_LENGTH.
18449 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18451 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18452 instead of TREE_CODE_LENGTH.
18454 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18455 (tree_ic_transform): Likewise.
18456 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18457 parameter instead of arglist. Fix callers.
18458 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18459 (tree_stringops_transform): Likewise.
18460 (tree_indirect_call_to_profile): Likewise.
18461 (tree_stringops_values_to_profile): Likewise.
18463 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18464 (eliminate_tail_call): Likewise.
18466 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18468 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18469 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18471 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18473 * omp-low.c (build_omp_barrier): Use build_call_expr.
18474 (lower_rec_input_clauses): Likewise.
18475 (lower_reduction_clauses): Likewise.
18476 (expand_parallel_call): Likewise.
18477 (maybe_catch_exception): Likewise.
18478 (expand_omp_for_generic): Likewise.
18479 (expand_omp_for_static_nochunk): Likewise.
18480 (expand_omp_sections): Likewise.
18481 (lower_omp_single_simple): Likewise.
18482 (lower_omp_single_copy): Likewise.
18483 (lower_omp_master): Likewise.
18484 (lower_omp_ordered): Likewise.
18485 (lower_omp_critical): Likewise.
18487 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18488 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18490 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18491 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18492 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18494 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18495 and generalize to handle any number of operands.
18496 (chrec_contains_undetermined): Likewise.
18497 (tree_contains_chrecs): Likewise.
18498 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18500 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18502 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18503 fold_call_expr instead of fold_builtin.
18504 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18505 match declarations there.
18506 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18509 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18510 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18512 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18513 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18515 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18518 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18519 (execute_cse_sincos): Use new CALL_EXPR accessors.
18521 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18523 * gimple-low.c (lower_function_body): Use build_call_expr.
18524 (lower_builtin_setjmp): Likewise.
18526 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18527 (set_storage_via_libcall): Likewise.
18528 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18529 instead of TREE_CODE_LENGTH.
18530 (expand_expr_real_1): Use new CALL_EXPR accessors.
18532 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18533 generalize to handle any number of operands.
18534 (TB_parent_eq): Likewise.
18536 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18537 (strip_builtin_expect): Likewise.
18539 * function.c (gimplify_parameters): Use build_call_expr.
18541 * tree-vectorizer.c (vect_is_simple_reduction): Use
18542 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18544 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18545 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18547 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18550 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18551 (gimplify_decl_expr): Likewise.
18552 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18553 Use new CALL_EXPR iterators.
18554 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18555 (gimplify_modify_expr_to_memset): Likewise.
18556 (gimplify_variable_sized_compare): Likewise.
18557 (gimplify_omp_atomic_fetch_op): Likewise.
18558 (gimplify_omp_atomic_pipeline): Likewise.
18559 (gimplify_omp_atomic_mutex): Likewise.
18560 (gimplify_function_tree): Likewise.
18562 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18563 (call_expr_flags): Likewise.
18564 (expand_call): Likewise.
18566 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18567 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18570 * coverage.c (create_coverage): Use build_call_expr.
18572 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18573 (temp_call_expr_obstack): New.
18574 (pool_copy_list): Delete.
18575 (temp_copy_call_expr): New.
18576 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18577 CALL_EXPR accessors. Get rid of special goo for copying argument
18578 lists and use temp_copy_call_expr instead.
18579 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18580 CALL_EXPR accessors.
18581 (create_expression_by_pieces): Likewise. Use build_call_array
18582 to construct the result instead of fold_build3.
18583 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18584 dealing with argument lists.
18585 (init_pre): Remove references to expression_node_pool and
18586 list_node_pool. Init temp_call_expr_obstack instead.
18587 (fini_pre): Remove references to expression_node_pool and
18590 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18591 and walk arguments explicitly instead of as a list.
18593 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18594 (mx_register_decls): Likewise.
18595 (mudflap_register_call): Likewise.
18596 (mudflap_finish_file): Likewise.
18598 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18599 (ipa_callsite_compute_param): Likewise.
18601 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18602 accessors and constructor.
18604 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18605 accessors and constructor.
18606 (convert_tramp_reference): Likewise.
18607 (convert_call_expr): Likewise.
18608 (finalize_nesting_tree_1): Likewise.
18610 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18613 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18615 * tree-inline.c (initialize_inlined_parameters): Pass entire
18616 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18618 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18619 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18621 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18622 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18623 (vectorizable_reduction): Likewise.
18624 (vectorizable_call): Use new CALL_EXPR iterators.
18625 (vectorizable_conversion): Use build_call_expr.
18626 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18627 (vect_gen_widened_results_half): Use build_call_expr.
18628 (vect_setup_realignment): Likewise.
18629 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18631 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18632 (pass_through_call): Likewise.
18633 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18636 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18637 (tree_gen_pow2_profiler): Likewise.
18638 (tree_gen_one_value_profiler): Likewise.
18639 (tree_gen_ic_func_profiler): Likewise.
18640 (tree_gen_average_profiler): Likewise.
18641 (tree_gen_ior_profiler): Likewise.
18643 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18644 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18645 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18647 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18648 of TREE_CODE_LENGTH.
18650 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18651 of TREE_CODE_LENGTH.
18653 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18655 (convert_to_integer): Likewise.
18657 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18660 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18661 Brooks Moses <brooks.moses@codesourcery.com>
18662 Lee Millward <lee.millward@codesourcery.com>
18664 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18666 * config/frv/frv.c (frv_expand_builtin): Likewise.
18667 * config/s390/s390.c (s390_expand_builtin): Likewise.
18669 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18670 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18672 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18673 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18674 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18675 (ix86_expand_store_builtin): Likewise.
18676 (ix86_expand_unop_builtin): Likewise.
18677 (ix86_expand_unop1_builtin): Likewise.
18678 (ix86_expand_sse_compare): Likewise.
18679 (ix86_expand_sse_comi): Likewise.
18680 (ix86_expand_vec_init_builtin): Likewise.
18681 (ix86_expand_vec_ext_builtin): Likewise.
18682 (ix86_expand_vec_set_builtin): Likewise.
18683 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18685 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18686 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18688 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18689 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18690 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18692 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18694 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18695 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18696 arglist. Use new CALL_EXPR accessors. Fix callers.
18697 (altivec_expand_abs_builtin): Likewise.
18698 (rs6000_expand_binop_builtin): Likewise.
18699 (altivec_expand_predicate_builtin): Likewise.
18700 (altivec_expand_lv_builtin): Likewise.
18701 (spe_expand_stv_builtin): Likewise.
18702 (altivec_expand_stv_builtin): Likewise.
18703 (rs6000_expand_ternop_builtin): Likewise.
18704 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18705 (altivec_expand_st_builtin): Likewise.
18706 (altivec_expand_dst_builtin): Likewise.
18707 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18708 arglist. Use new CALL_EXPR accessors. Fix callers.
18709 (altivec_expand_vec_set_builtin): Likewise.
18710 (altivec_expand_vec_ext_builtin): Likewise.
18711 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18712 (spe_expand_builtin): Likewise.
18713 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18714 arglist. Use new CALL_EXPR accessors. Fix callers.
18715 (spe_expand_evsel_builtin): Likewise.
18716 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18717 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18719 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18720 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18721 (arm_expand_unop_builtin): Likewise.
18722 (arm_expand_builtin): Use new CALL_EXPR accessors.
18724 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18727 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18728 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18730 (bfin_expand_unop_builtin): Likewise.
18731 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18733 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18734 Brooks Moses <brooks.moses@codesourcery.com>
18735 Lee Millward <lee.millward@codesourcery.com>
18737 * c-semantics.c (build_stmt): Add internal diagnostic check.
18739 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18740 accessors. Print arguments explicitly instead of as a list.
18742 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18744 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18745 (c_finish_omp_flish): Likewise.
18747 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18748 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18749 instead of TREE_CODE_LENGTH.
18750 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18751 (c_warn_unused_result): Likewise.
18753 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18756 * doc/invoke.texi (Warning Options): Remove
18757 -Werror-implicit-function-declaration.
18758 (Wimplicit-function-declaration): Update description.
18759 * opts.c (common_handle_option): Move handling of -Werror=* to...
18760 (enable_warning_as_error): ...here.
18761 * opts.h (enable_warning_as_error): Declare.
18762 * c-decl.c (implicit_decl_warning): Unless
18763 -Wno-implicit-function-declaration is given, emit a pedwarn if
18764 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18765 * c.opt (Wimplicit-function-declaration): Replace
18766 mesg_implicit_function_declaration with
18767 warn_implicit_function_declaration.
18768 * c-opts.c (c_common_handle_option):
18769 -Werror-implicit-function-declaration is exactly equal as
18770 -Werror=implicit-function-declaration.
18771 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18772 warn_implicit_function_declaration.
18773 (c_common_post_options): -Wimplict-function-declaration is enabled
18774 by default by -std=c99, otherwise is disabled by default.
18775 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18777 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18779 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18780 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18781 former is ignored but not the latter.
18783 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18785 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18786 is made and the reference doesn't use the alias set of its type,
18787 do not create the temporary using that type.
18789 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18791 * jump.c: Remove prototypes for delete_computation and
18792 delete_prior_computation.
18794 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18796 * jump.c (get_label_after): Delete.
18797 (get_label_before, delete_computation, delete_jump,
18798 delete_prior_computation, follow_jumps): Move...
18799 * reorg.c (delete_computation, delete_prior_computation): ... here...
18800 (get_label_before, delete_jump): ... making these static ...
18801 (follow_jumps): ... and simplifying this since it only runs after
18803 * rtl.h (get_label_after, get_label_before, delete_jump,
18804 follow_jumps): Delete prototypes.
18806 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18808 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18810 2007-02-15 Nick Clifton <nickc@redhat.com>
18812 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18813 order to prevent it from being munged by the target.
18815 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18817 * config/i386/i386.md: Remove misleading comment.
18819 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18821 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18822 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18825 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18827 * tree-sra.c (instantiate_missing_elements): Canonicalize
18829 (sra_build_assignment): New.
18830 (generate_copy_inout, generate_element_copy,
18831 generate_element_zero, generate_one_element_init): Use it.
18833 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18835 * tree-sra.c (instantiate_missing_elements): Canonicalize
18837 (sra_build_assignment): New.
18838 (generate_copy_inout, generate_element_copy,
18839 generate_element_zero, generate_one_element_init): Use it.
18841 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18843 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18846 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18848 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18849 types as aggregates not scalars.
18850 * function.c (assign_stack_temp_for_type): Likewise.
18852 2007-02-14 Roger Sayle <roger@eyesopen.com>
18853 Zdenek Dvorak <dvorakz@suse.cz>
18855 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18858 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18860 * passes.c (next_pass_1): Clear the next field of the copied
18863 2007-02-14 Richard Henderson <rth@redhat.com>
18865 * tree-sra.c (early_sra): New.
18866 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18867 (tree_sra_early, pass_sra_early): New.
18868 * tree-pass.h (pass_sra_early): Declare.
18869 * passes.c (init_optimization_passes): Use it.
18871 2007-02-14 Richard Guenther <rguenther@suse.de>
18873 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18875 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18877 PR tree-optimization/30771
18878 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18880 (vect_analyze_operations): Induction phis can now be marked as
18882 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18883 Update documentation accordingly.
18885 2007-02-14 Nick Clifton <nickc@redhat.com>
18887 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18888 most 3 arguments are supported.
18889 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18891 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18893 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18894 Ensure dst->current is valid.
18896 2007-02-13 Paul Brook <paul@codesourcery.com>
18898 * config.gcc: Add arm*-*-uclinux-*eabi.
18899 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18900 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18901 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18902 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18903 (LINK_SPEC): Define.
18904 (LIB_SPEC): Define.
18905 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18907 * config/arm/uclinux-eabi.h: New file.
18908 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18909 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18912 2007-02-13 Ian Lance Taylor <iant@google.com>
18914 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18915 * flags.h (warn_strict_overflow): Declare.
18916 (enum warn_strict_overflow_code): Define.
18917 (issue_strict_overflow_warning): New static inline function.
18918 * opts.c (warn_strict_overflow): New variable.
18919 (common_handle_option): Handle OPT_Wstrict_overflow and
18920 OPT_Wstrict_overflow_.
18921 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18923 * fold-const.c: Include intl.h.
18924 (fold_deferring_overflow_warnings): New static variable.
18925 (fold_deferred_overflow_warning): New static variable.
18926 (fold_deferred_overflow_code): New static variable.
18927 (fold_defer_overflow_warnings): New function.
18928 (fold_undefer_overflow_warnings): New function.
18929 (fold_undefer_and_ignore_overflow_warnings): New function.
18930 (fold_deferring_overflow_warnings_p): New function.
18931 (fold_overflow_warning): New static function.
18932 (make_range): Add strict_overflow_p parameter. Change all
18934 (extract_muldiv, extract_muldiv_1): Likewise.
18935 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18936 tree_expr_nonnegative_p.
18937 (fold_negate_expr): Call fold_overflow_warning.
18938 (fold_range_test): Likewise.
18939 (fold_comparison): Likewise.
18940 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18941 instead of tree_expr_nonnegative_p.
18942 (tree_expr_nonnegative_warnv_p): Rename from
18943 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18944 (tree_expr_nonnegative_p): New function.
18945 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18946 strict_overflow_p parameter.
18947 (tree_expr_nonzero_p): New function.
18948 * passes.c (verify_interpass_invariants): New static function.
18949 (execute_one_pass): Call it.
18950 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18952 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18953 (estimate_numbers_of_iterations): Likewise.
18954 (scev_probably_wraps_p): Likewise.
18955 * tree-ssa-ccp.c: Include "toplev.h".
18956 (evaluate_stmt): Defer fold overflow warnings until we know we are
18958 (struct fold_stmt_r_data): Add stmt field.
18959 (fold_stmt_r): Defer fold overflow warnings until we know we
18961 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18962 (fold_stmt_inplace): Likewise.
18963 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18964 (cleanup_control_expr_graph): Defer fold overflow warnings until
18965 we know we are going to optimize.
18966 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18967 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18969 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18970 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18971 * tree-ssa-loop-manip.c (create_iv): Likewise.
18972 * c-typeck.c (build_conditional_expr): Likewise.
18973 (build_binary_op): Likewise.
18974 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18975 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18976 (extract_range_from_unary_expr): Likewise.
18977 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18978 assuming that signed overflow does not occur.
18979 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18980 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18981 (fold_defer_overflow_warnings): Declare.
18982 (fold_undefer_overflow_warnings): Declare.
18983 (fold_undefer_and_ignore_overflow_warnings): Declare.
18984 (fold_deferring_overflow_warnings_p): Declare.
18985 (tree_expr_nonzero_warnv_p): Declare.
18986 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18987 of warning options.
18988 (Warning Options): Document -Wstrict-overflow.
18989 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18990 (tree-ssa-ccp.o): Likewise.
18991 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18992 (fold-const.o): Depend on intl.h.
18994 2007-02-13 Ian Lance Taylor <iant@google.com>
18996 PR middle-end/30751
18997 * lower-subreg.c (resolve_simple_move): Decompose subregs in
19000 2007-02-13 Stuart Hastings <stuart@apple.com>
19002 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
19004 2007-02-13 Richard Henderson <rth@redhat.com>
19006 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
19007 handled_component_p before looking for the indirect_ref.
19009 2007-02-13 Richard Henderson <rth@redhat.com>
19011 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
19012 remove flags clobber.
19013 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
19014 (bswaphi_lowpart): New.
19015 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19016 remove TARGET_BSWAP test. Delete expander of the same name.
19018 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19019 (expand_unop): Use them.
19021 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19023 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19024 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19025 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19026 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19027 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19028 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19029 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19030 assembler dialect choice from asm templates.
19032 2007-02-12 Richard Henderson <rth@redhat.com>
19034 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19035 (fixuns_trunc<SSEMODEF>si2): Use it.
19036 * config/i386/sse.md (vec_setv4sf_0): Export.
19037 * config/i386/i386.c (ix86_build_const_vector): Export.
19038 (ix86_split_convert_uns_si_sse): Rename from
19039 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19040 * config/i386/i386-protos.h: Update.
19042 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19045 * c-typeck.c (c_finish_return): Improve warning message.
19047 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19049 * alias.c (find_symbolic_term): Delete unused function.
19051 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
19053 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
19054 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
19055 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
19057 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19059 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
19060 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
19061 the function, temporarily point the debug interface to the null one.
19063 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19065 * dwarf2out.c (round_up_to_align): New static function.
19066 (field_byte_offset): Use it to round the offset.
19068 2007-02-12 Richard Henderson <rth@redhat.com>
19070 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
19071 (inswl_const): Export.
19073 2007-02-12 Richard Henderson <rth@redhat.com>
19075 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
19076 result mode of the libcall, convert back to outmode.
19078 2007-02-12 Roger Sayle <roger@eyesopen.com>
19080 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
19081 (bswapdi2): New define_expand to implement 32-bit implementation.
19083 2007-02-12 Nick Clifton <nickc@redhat.com>
19085 * doc/invoke.texi (Overall Options): Document --help=.
19086 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
19087 (cc1_options): Pass --help= on to cc1.
19088 (display_help): Add description of --help=.
19089 (process_command): Add code to handle --help=. Allow translated
19090 --help and --target-help switches to be passed on to compiler
19092 (main): Remove unused if statement.
19093 * opts.c (columns): Remove.
19094 (LEFT_COLUMN): Define.
19095 (wrap_help): Add columns argument.
19096 (print_filtered_help): Change parameters to be an include bitmask,
19097 an exclude bitmask, an any bitmask and the column width. Move the
19098 code to display the params list here. Add code to display the
19099 status of options rather than their descriptions if the quiet flag
19101 (print_specific_help): Change parameters to be an include bitmask,
19102 an exclude bitmask and an any bitmask. Move code to look up the
19103 column width here. Decide upon the title for an options listing.
19104 (common_handle_options): Add code to handle --help=. Adapt code
19105 for --help and --target-help to use the revised form of the
19106 print_specific_help function.
19107 (print_help): Delete.
19108 (print_param_help): Delete.
19109 (print_switch): Delete.
19110 * opts.h (cl_lang_count): Add prototype.
19111 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
19112 CL_MAX_OPTION_CLASS): New defines.
19113 * optc-gen.awk: Add construction of cl_lang_count.
19114 * c.opt: Add Warning attribute to warning options and Optimization
19115 attribute to optimization options.
19116 * common.opt: Likewise.
19118 Add -fhelp and -ftarget-help as aliases for the transformed --help
19119 and --target-help options.
19120 * opt-functions.awk: Add code to handle Warning and Optimization
19123 2007-02-12 Richard Henderson <rth@redhat.com>
19125 * config/alpha/constraints.md: New file.
19126 * config/alpha/alpha.c: Include tm-constrs.h.
19127 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
19128 alpha_extra_constraint): Remove.
19129 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
19130 * config/alpha/alpha-protos.h: Update.
19131 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
19132 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
19133 (EXTRA_CONSTRAINT): Remove.
19134 * config/alpha/alpha.md: Include constraints.md.
19135 (adddi splitter): Use satisfies_constraint_*.
19136 * config/alpha/predicates.md (add_operand): Likewise.
19137 (sext_add_operand, addition_operation): Likewise.
19139 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
19141 PR tree-optimization/29145
19142 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
19143 in our handling of restrict qualified pointers.
19145 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19148 * doc/invoke.texi (Wunused-value): Update description.
19149 (Wextra): Delete item.
19150 * opts.c (set_Wextra): Don't use the value of Wextra to set the
19151 value of Wunused-value.
19152 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
19153 (c_finish_stmt_expr): Don't check extra_warnings.
19154 (emit_side_effect_warnings): The caller is responsible to check
19157 2007-02-11 Roger Sayle <roger@eyesopen.com>
19158 Matt Thomas <matt@3am-software.com>
19160 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
19162 2007-02-11 Roger Sayle <roger@eyesopen.com>
19164 * simplify-rtx.c (simplify_relational_operation_1): Optimize
19165 comparisons of POPCOUNT against zero.
19166 (simplify_const_relational_operation): Likewise.
19168 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19170 * doc/invoke.texi (Wextra): Delete outdated paragraph.
19172 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19174 * dwarf2out.c (root_type): Delete unused function.
19176 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19178 * genattrtab.c (contained_in_p): Delete unused function.
19179 (write_expr_attr_cache): Likewise.
19181 2007-02-11 Jan Hubicka <jh@suse.cz>
19183 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
19186 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
19188 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
19189 to add the REG_EQ* note.
19190 * see.c (see_merge_one_use_extension): Likewise.
19191 * local-alloc.c (update_equiv_regs): Likewise. Also don't
19192 turn REG_EQUAL notes into REG_EQUIV notes if the target
19193 register may have more than one set.
19194 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
19195 * gcse.c (try_replace_reg): Likewise.
19196 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
19197 * calls.c (fixup_tail_calls): Likewise. Abort if there is
19198 more than one REG_EQUIV note.
19199 * reload1.c (gen_reload): Use set_unique_reg_note.
19201 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
19203 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
19204 (ix86_builtin_conversion): New function.
19206 2007-02-06 Mark Mitchell <mark@codesourcery.com>
19209 * tree.h (DECL_REPLACEABLE_P): New macro.
19210 * except.c (set_nothrow_function_flags): Likewise.
19212 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
19213 Ira Rosen <irar@il.ibm.com>
19214 Dorit Nuzman <dorit@il.ibm.com>
19216 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
19217 * targhooks.c (default_builtin_vectorized_conversion): New.
19218 * targhooks.h (default_builtin_vectorized_function): New declaration.
19219 * target.h (struct vectorize): Add builtin_conversion field.
19220 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
19221 stmt_vec_info_type value.
19222 (vectorizable_conversion): New declaration.
19223 * tree-vect-analyze.c (vect_analyze_operations): Add
19224 vectorizable_conversion call.
19225 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
19226 * tree-vect-transform.c (vectorizable_conversion): New function.
19227 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
19228 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
19230 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
19231 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
19232 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
19233 or ALTIVEC_BUILTIN_VCFSX.
19235 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19238 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
19239 CONST_DOUBLE and operand 0 is a hard register.
19240 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
19241 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
19242 is a hard floating-point register.
19244 2007-02-10 Richard Henderson <rth@redhat.com>
19245 Jakub Jelinek <jakub@redhat.com>
19246 Alexandre Oliva <aoliva@redhat.com>
19248 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
19249 * builtin-types.def (BT_WORD): Make unsigned.
19250 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
19251 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
19252 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
19253 * c-decl.c (grokdeclarator): Don't error if !have_tls.
19254 * c-parser.c (c_parser_omp_threadprivate): Likewise.
19255 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
19257 * expr.c (emutls_var_address): New.
19258 (expand_expr_real_1): Expand emulated tls.
19259 (expand_expr_addr_expr_1): Likewise.
19260 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
19261 * output.h (emutls_finish): Declare.
19262 * toplev.c (compile_file): Call it.
19263 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
19264 address before wrapping in CONST.
19265 * varasm.c (emutls_htab, emutls_object_type): New.
19266 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
19267 (get_emutls_object_name, get_emutls_object_type): New.
19268 (get_emutls_init_templ_addr, emutls_decl): New.
19269 (emutls_common_1, emutls_finish): New.
19270 (assemble_variable): When emulating tls, swap decls; generate
19271 constructor for the emutls objects.
19272 (do_assemble_alias): When emulating tls, swap decl and target name.
19273 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
19275 * varpool.c (decide_is_variable_needed): Look at force_output.
19276 Recurse for emulated tls.
19277 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
19278 with decide_is_variable_needed.
19279 * emutls.c: New file.
19280 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
19281 tls_object for real tls.
19283 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
19285 PR rtl-optimization/29599
19286 * reload1.c (eliminate_regs_in_insn): Take the destination
19287 mode into account when computing the offset.
19289 2007-02-09 Stuart Hastings <stuart@apple.com>
19290 Richard Henderson <rth@redhat.com>
19292 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19293 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19294 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
19295 fixuns_truncdfhi2): New.
19296 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
19297 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
19298 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
19299 (floatunssidf2): Allow nonimmediate source.
19300 * config/i386/sse.md (movdi_to_sse): New.
19301 (vec_concatv2di): Drop '*'.
19302 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
19303 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19304 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19306 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
19307 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19308 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
19309 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19310 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19311 ix86_build_const_vector.
19312 (x86_emit_floatuns): Rewrite.
19314 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19316 * genautomata.c (longest_path_length): Delete unused function.
19317 (struct state): Delete unused longest_path_length.
19318 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19319 (get_free_state): Delete unused.
19321 2007-02-09 Jan Hubicka <jh@suse.cz>
19323 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19324 * doc/invoke.texi (inline-unit-growth): Update default value.
19326 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19327 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19328 (rebuild_cgraph_edges): Likewise.
19329 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19330 (dump_cgraph_node): Dump frequencies.
19331 (cgraph_clone_edge): Add frequency scales.
19332 (cgraph_clone_node): Add freuqnecy.
19333 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19334 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19335 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19336 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19337 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19338 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19339 (save_inline_function_body): Likewise.
19340 * ipa-inline.c: inluce rtl.h
19341 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19342 (cgraph_edge_badness): Use frequencies.
19343 (cgraph_decide_recursive_inlining): Update clonning.
19344 (cgraph_decide_inlining_of_small_function): Dump frequency.
19345 * predict.c (estimate_bb_frequencies): Export.
19346 * predict.h (estimate_bb_frequencies): Declare.
19347 * tree-inline.c (copy_bb): Watch overflows.
19348 (expand_call_inline): Update call of cgraph_create_edge.
19349 (optimize_inline_calls): Use TODO flags to update frequnecies.
19350 * passes.h: Include predict.h
19351 (init_optimization_passes): Move profile ahead.
19352 (execute_function_todo): Handle TODO_rebuild_frequencies.
19354 2007-02-09 Roger Sayle <roger@eyesopen.com>
19356 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19357 the insbl or inswl pattern into a register.
19359 2007-02-09 Roger Sayle <roger@eyesopen.com>
19361 * config/ia64/ia64.md (bswapdi2): New define_insn.
19363 2007-02-09 Richard Henderson <rth@redhat.com>
19365 * config/i386/constraints.md (Ym): New constraint.
19366 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19367 (movdi_1_rex64): Split sse and xmm general register moves from
19368 memory move alternatives. Use conditional register constraints.
19369 (movsf_1, movdf_integer): Likewise.
19370 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19371 (movdf_integer_rex64): New.
19372 (pushsf_rex64): Fix output constraints.
19373 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19374 (sse2_stored): Likewise.
19375 (sse2_storeq_rex64): New.
19376 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19377 amd and not generic.
19378 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19379 for optimize_size. Remove SF/DFmode hack.
19381 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19383 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19386 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19387 Richard Sandiford <richard@codesourcery.com>
19389 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19390 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19391 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19392 m68k/t-mlib to tmake_file.
19393 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19394 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19395 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19396 Allow it to be cf or m68k. Set m68k_arch_family. If that
19397 variable is not empty, add t-$m68k_arch_family to tmake_file.
19398 Add t-mlibs to tmake_file.
19399 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19400 * config/m68k/t-cf: New file.
19401 * config/m68k/t-m68k: Likewise.
19402 * config/m68k/t-mlibs: Likewise.
19403 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19404 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19405 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19406 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19407 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19409 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19410 (INSTALL_LIBGCC): Delete.
19411 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19412 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19413 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19414 (M68K_MLIB_CPU): Define.
19415 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19416 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19417 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19419 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19420 Richard Guenther <rguenther@suse.de>
19422 PR middle-end/23361
19423 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19424 against INT_MIN/INT_MAX.
19425 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19426 file if a loop is removed.
19428 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19430 * calls.c (store_one_arg): Pass correct alignment to
19431 emit_push_insn for non-BLKmode values.
19432 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19433 unaligned stack slot via a suitably aligned slot.
19435 2007-02-08 DJ Delorie <dj@redhat.com>
19437 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19439 (legal_subregs): Use unsigned char, make const.
19440 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19442 2007-02-08 Paul Brook <paul@codesourcery.com>
19444 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19445 special interworking needed.
19447 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19449 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19450 conditional to __SSE2__.
19451 (Entries below should have been added to first ChangeLog
19452 entry for amdfam10 dated 2007-02-05)
19453 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19455 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19457 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19460 2007-02-08 DJ Delorie <dj@redhat.com>
19462 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19463 * config/m32c/m32c.c (legal_subregs): New.
19464 (m32c_illegal_subreg_p): New.
19465 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19466 unsupported subregs of hard regs.
19468 2007-02-08 Jan Hubicka <jh@suse.cz>
19470 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19471 the same one; always update histograms.
19473 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19475 * passes.c (init_optimization_passes): Tidy comment.
19477 2007-02-08 Roger Sayle <roger@eyesopen.com>
19479 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19480 strip zero_extend, bswap and rotates from POCOUNT's argument.
19481 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19482 zero_extend and rotates from PARITY's argument.
19483 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19484 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19485 of an integer constant at compile-time.
19487 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19490 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19492 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19495 * tree-ssa-live.c (remove_unused_locals): Do not remove
19496 TREE_ADDRESSABLE variables.
19497 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19498 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19499 FOR_CLOBBER. Update all users.
19500 If VAR has an associated alias set, add a virtual operand for
19501 it if no alias is found to conflict with the memory reference.
19503 2007-02-07 Jan Hubicka <jh@suse.cz>
19504 Robert Kidd <rkidd@crhc.uiuc.edu>
19506 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19508 2007-02-07 Ian Lance Taylor <iant@google.com>
19510 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19512 2007-02-07 Roger Sayle <roger@eyesopen.com>
19514 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19515 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19516 tablejumpdi, movsi_to_cr_one): Remove constraints from
19517 define_expand's match_operands.
19519 2007-02-07 Roger Sayle <roger@eyesopen.com>
19521 * global.c (compute_regsets): Move declatation of "i" inside of
19522 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19524 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19527 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19528 of INDIRECT_REF <RESULT_DECL>.
19530 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19532 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19533 Kaz Kojima <kkojima@gcc.gnu.org>
19536 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19538 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19540 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19542 * doc/loop.texi: Document possibility not to perform disambiguation
19543 of loops with multiple latches.
19544 * cfgloopmanip.c (alp_enum_p): Removed.
19545 (add_loop): Handle subloops. Use get_loop_body_with_size.
19546 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19547 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19548 the new forwarder block.
19549 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19550 Handle the case latch is NULL.
19551 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19552 modifications when marking loop exits.
19553 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19555 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19556 disambiguate_loops_with_multiple_latches.
19557 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19558 before fix_loop_structure.
19559 * cfgloop.c: Include pointer-set.h and output.h.
19560 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19561 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19562 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19563 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19564 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19565 disambiguate_multiple_latches, get_loop_body_with_size,
19566 disambiguate_loops_with_multiple_latches): New functions.
19567 (flow_loop_dump): Dump multiple latch edges.
19568 (flow_loop_nodes_find): Handle loops with multiple latches.
19569 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19570 (glb_enum_p): Modified.
19571 (get_loop_body): Use get_loop_body_with_size.
19572 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19573 (AVOID_CFG_MODIFICATIONS): New constant.
19574 (disambiguate_loops_with_multiple_latches, add_loop,
19575 get_loop_body_with_size): Declare.
19576 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19578 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19580 PR inline-asm/28686
19581 * global.c (compute_regsets): New function.
19582 (global_alloc): Refactored ELIMINABLE_REGSET
19583 and NO_GLOBAL_ALLOC_REGS computation out.
19584 (rest_of_handle_global_alloc): Call compute_regsets()
19585 for non-optimizing case.
19587 2007-02-06 Richard Henderson <rth@redhat.com>
19589 * config/i386/constraints.md (Y2): Rename from Y.
19590 (Yi): New constraint.
19591 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19592 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19593 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19594 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19595 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19596 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19597 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19598 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19599 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19600 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19601 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19602 vec_extractv2si_1): Change Y constraints to Y2.
19603 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19604 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19605 Change Y constraints to Y2.
19606 (sse2_loadld): Change Y constraints to x.
19608 2007-02-06 Roger Sayle <roger@eyesopen.com>
19610 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19611 (parity<mode>2): New define_expand using rs6000_emit_parity.
19612 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19613 rs6000_emit_parity): New functions.
19614 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19615 rs6000_emit_parity): Prototype here.
19617 2007-02-06 Ian Lance Taylor <iant@google.com>
19619 * lower-subreg.c (simple_move_operand): Reject CONST.
19620 (resolve_clobber): Call validate_change rather than directly
19621 assigning to XEXP (pat, 0).
19623 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19625 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19626 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19627 (tree-cfg.o): Remove hashtab.h dependency.
19629 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19630 (struct ivopts_data): Change niters to pointer_map_t.
19631 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19632 (niter_for_exit): Create pointer_map on demand. Change for
19634 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19635 (free_loop_data): Destroy data->niters if created and reset field.
19636 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19637 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19639 * tree-ssa-reassoc.c: Include pointer-set.h.
19640 (bb_rank): Change to long *.
19641 (operand_rank): Change to pointer_map_t.
19642 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19643 (insert_operand_rank): Accept long.
19644 (operand_entry_hash, operand_entry_eq): Remove.
19645 (get_rank): Return long. Adjust for changes above.
19646 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19648 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19650 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19651 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19652 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19654 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19655 directly since it cannot be NULL.
19656 (get_vi_for_tree): Rewrite for pointer_map API.
19657 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19658 (init_alias_vars): Create vi_for_tree as pointer_map.
19659 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19661 * tree-cfg.c: Don't include hashtab.h.
19662 (edge_to_cases): Declare as pointer_map.
19663 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19665 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19666 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19667 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19669 (record_switch_edge): Delete.
19670 (get_cases_for_edge): Adjust for pointer_map API, inline
19671 record_switch_edge (rewritten for new API), remove goto.
19673 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19675 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19676 * tree-nested.c: Include pointer-set.h.
19677 (var_map_elt, var_map_eq, var_map_hash): Delete.
19678 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19679 to pointer_map_t's.
19680 (nesting_info_bitmap_obstack): New.
19681 (lookup_field_for_decl): Adjust for pointer_map API.
19682 (lookup_tramp_for_decl): Adjust for pointer_map API.
19683 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19684 (get_local_debug_decl): Adjust for pointer_map API.
19685 (convert_nl_goto_reference): Adjust for pointer_map API.
19686 (convert_nl_goto_receiver): Adjust for pointer_map API.
19687 (create_nesting_tree): Create outside GGC space. Create bitmap on
19688 the new obstack. Create field_map and var_map as pointer_maps.
19689 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19691 (lower_nested_functions): Move root here, no need to NULL it.
19692 Initialize and release the obstack.
19694 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19696 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19697 Remove prototypes and make them non-static.
19698 (struct tree_int_map): Remove.
19699 * tree.h (struct tree_int_map): Move here, turning TO into an
19701 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19703 * tree.h (TREE_COMPLEXITY): Remove.
19704 (struct tree_exp): Remove complexity field.
19705 * tree.c (build1_stat): Don't set it.
19707 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19708 Victor Kaplansky <victork@il.ibm.com>
19710 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19711 (vect_is_simple_reduction): Support reduction with induction as
19712 one of the operands.
19713 (vect_is_simple_iv_evolution): Fix formatting.
19714 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19715 formatting. Don't mark induction phis for vectorization.
19716 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19717 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19718 (vect_get_vec_def_for_operand): Support induction.
19719 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19721 (vectorizable_reduction): Support reduction with induction as one of
19723 (vectorizable_type_demotion): Use def-type of stmt argument rather
19724 than dummy def-type.
19726 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19727 flag_tree_scev_cprop.
19728 * common.opt (tree-scev-cprop): New flag.
19730 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19731 call to vect_get_new_vect_var.
19733 2007-02-06 Ira Rosen <irar@il.ibm.com>
19735 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19736 vectype is not NULL.
19737 (vect_pattern_recog_1): Likewise.
19739 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19741 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19742 (fold_negate_expr): Likewise.
19744 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19747 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19748 even if cv-qualification is the same.
19750 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19752 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19753 __enable_execute_stack on completion.
19755 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19757 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19758 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19759 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19760 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19761 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19762 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19763 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19764 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19766 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19768 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19769 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19770 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19771 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19772 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19773 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19774 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19775 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19776 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19777 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19778 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19779 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19780 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19781 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19782 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19783 sqrtextenddfxf2_i387): Added amdfam10_decode.
19785 * config/i386/athlon.md (athlon_idirect_amdfam10,
19786 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19787 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19788 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19789 athlon_ivector_store_amdfam10): New define_insn_reservation.
19790 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19793 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19795 * config/i386/athlon.md (athlon_call_amdfam10,
19796 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19797 define_insn_reservation.
19798 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19799 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19800 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19802 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19804 * config/i386/athlon.md (athlon_sseld_amdfam10,
19805 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19806 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19808 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19810 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19811 define_insn_reservation.
19812 * config/i386/i386.md (sseins): Added sseins to define_attr type
19813 and define_attr unit.
19814 * config/i386/sse.md: Set type attribute to sseins for insertq
19817 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19819 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19820 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19821 ssecomi_load_amdfam10, ssecomi_amdfam10,
19822 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19823 define_insn_reservation.
19824 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19826 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19828 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19829 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19830 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19831 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19832 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19833 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19834 define_insn_reservation.
19836 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19837 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19838 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19839 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19840 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19842 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19844 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19845 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19846 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19847 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19848 athlon_ssemul_load_k8): Added amdfam10.
19850 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19852 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19853 (x86_sse_unaligned_move_optimal): New variable.
19855 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19857 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19858 for unaligned vector SSE double/single precision loads for AMDFAM10.
19860 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19862 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19863 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19864 Define TARGET_CPU_DEFAULT_amdfam10.
19865 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19866 (processor_type): Add PROCESSOR_AMDFAM10.
19868 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19869 processor_type in config/i386/i386.h.
19870 Enable imul peepholes for TARGET_AMDFAM10.
19872 * config.gcc: Add support for --with-cpu option for amdfam10.
19874 * config/i386/i386.c (amdfam10_cost): New variable.
19875 (m_AMDFAM10): New macro.
19876 (m_ATHLON_K8_AMDFAM10): New macro.
19877 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19878 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19879 x86_promote_QImode, x86_integer_DFmode_moves,
19880 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19881 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19882 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19883 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19884 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19885 Enable/disable for amdfam10.
19886 (override_options): Add amdfam10_cost to processor_target_table.
19887 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19888 processor_alias_table.
19889 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19890 (ix86_adjust_cost): Add code for amdfam10.
19892 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19894 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19895 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19896 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19897 * config/i386/i386.h: Add builtin definition for SSE4A.
19898 * config/i386/i386.md: Add support for ABM instructions
19899 (popcnt and lzcnt).
19900 * config/i386/sse.md: Add support for SSE4A instructions
19901 (movntss, movntsd, extrq, insertq).
19902 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19903 Add -march=amdfam10 flag.
19904 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19905 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19907 * doc/extend.texi: Add documentation for SSE4A builtins.
19909 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19911 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19913 2007-02-05 Richard Guenther <rguenther@suse.de>
19915 * tree-vectorizer.h (vectorizable_function): Add argument type
19916 argument, change return type.
19917 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19918 * tree-vect-transform.c (vectorizable_function): Handle extra
19919 argument, return vectorized function decl.
19920 (build_vectorized_function_call): Remove.
19921 (vectorizable_call): Handle calls with result and argument types
19922 differing. Handle loop vectorization factor correctly.
19923 * targhooks.c (default_builtin_vectorized_function): Adjust for
19925 * targhooks.h (default_builtin_vectorized_function): Likewise.
19926 * target.h (builtin_vectorized_function): Add argument type
19928 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19929 extra argument, allow vectorizing of lrintf.
19930 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19931 documentation of target hook.
19933 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19936 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19937 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19938 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19940 2007-02-05 Roger Sayle <roger@eyesopen.com>
19942 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19943 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19944 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19945 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19946 before canonicalizing sincos to cexpi.
19947 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19949 2007-02-05 Roger Sayle <roger@eyesopen.com>
19951 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19952 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19953 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19955 2007-02-05 Roger Sayle <roger@eyesopen.com>
19957 * mips-tfile.c (initialize_init_file): Correct endianness test.
19959 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19961 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19962 the 'y' constraint.
19964 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19966 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19967 saves in a PARALLEL before the register assignments.
19969 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19971 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19972 DWARF_FRAME_RETURN_COLUMN to be a general register.
19973 * dwarf2out.c (init_return_column_size): New function, split from...
19974 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19975 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19976 to be nongeneral registers.
19977 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19979 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19980 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19982 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19984 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19986 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19988 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19989 (remove_path): Use can_remove_branch_p and remove_branch instead
19990 of loop_delete_branch_edge.
19991 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19992 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19993 Update profile using scale_dominated_blocks_in_loop.
19994 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19995 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19996 (can_remove_branch_p, remove_branch): Declare.
19997 * tree-cfg.c (tree_can_remove_branch_p): New function.
19998 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19999 * cfgrtl.c (rtl_can_remove_branch_p): New function.
20000 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
20002 2007-02-05 Jan Hubicka <jh@suse.cz>
20004 PR middle-end/30696
20005 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
20006 nodes in cgraph, don't remove offline copy of the function.
20008 2007-02-04 Jan Hubicka <jh@suse.cz>
20010 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
20011 vectors might cause maybe_lookup_element_for_expr to be called
20012 on non-sra-candidate.
20014 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20016 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20017 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20018 spelling conventions.
20020 2007-02-04 Richard Guenther <rguenther@suse.de>
20022 PR middle-end/30636
20023 * fold-const.c (try_move_mult_to_index): Make sure to not
20024 overflow one dimension of a multi-dimensional array access.
20026 2007-02-04 Jan Hubicka <jh@suse.cz>
20028 * passes.c (init_optimization_passes): Reindent.
20030 2007-02-04 Jan Hubicka <jh@suse.cz>
20031 Eric Botcazou <ebotcazou@adacore.com>
20033 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20034 (execute_fixup_cfg): Break out the abnormal goto code.
20035 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20036 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20037 (optimize_inline_calls): Call make_nonlocal_label_edges.
20039 2007-02-04 Jan Hubicka <jh@suse.cz>
20041 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20042 true when something was changed.
20043 (rename_ssa_copies): When something was changed, do
20044 TODO_remove_unused_locals.
20045 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20046 add TODO_remove_unused_locals when instruction was removed.
20048 2007-02-04 Jan Hubicka <jh@suse.cz>
20050 * ipa-inline.c (try_inline): Improve debug output; work on already
20052 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
20053 call try_inline for already inlined edges too when flattening;
20054 inline also functions that make callee growth but overall unit size
20057 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20059 * config/m32c/bitops.md, config/m32c/jump.md,
20060 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
20061 config/m32r/m32r.h, config/m32r/m32r.md,
20062 config/m32r/predicates.md, config/m68hc11/larith.asm,
20063 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
20064 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
20065 config/mips/mips-protos.h, config/mips/mips.c,
20066 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
20067 config/mn10300/mn10300.h, config/mn10300/predicates.md,
20068 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
20069 spelling conventions.
20071 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
20072 Follow spelling conventions.
20074 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
20076 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
20077 warn about C++0x compatibility.
20079 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20081 * config/h8300/h8300.c, config/h8300/h8300.h,
20082 config/h8300/h8300.md: Follow spelling conventions.
20084 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
20086 PR middle-end/30667
20087 * combine.c (try_combine): Do not substitute source operand
20088 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
20090 2007-02-03 Jan Hubicka <jh@suse.cz>
20092 PR gcov-profile/30650
20093 * value-prof.c (stringop_block_profile): Fix handling of size counter;
20094 do not divide by zero for never executed counters.
20095 (tree_find_values_to_profile): Fix counters.
20096 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
20098 2007-02-03 Ian Lance Taylor <iant@google.com>
20100 * lower-subreg.c (simple_move_operand): New static function,
20101 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
20103 (simple_move): Call simple_move_operand.
20104 (find_decomposable_subregs): Add special handling of MEMs.
20105 (can_decompose_p): Rename from cannot_decompose_p. Reverse
20106 meaning of return value. If we see a hard register, test whether
20107 it can store a word_mode value. Change all callers.
20109 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20111 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
20112 ftrapv insns and expanders.
20113 (subdi3): Change define_expand operand 1 to arith11_operand, and
20114 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
20115 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
20116 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
20119 PR middle-end/30174
20120 * varasm.c (notice_global_symbol): Treat global objects as weak when
20121 flag_shlib is true.
20123 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20125 * emit-rtl.c (dconstpi): Delete.
20126 (dconstsqrt2): New.
20127 (init_emit_once): Delete dconstpi and init dconstsqrt2.
20128 * real.h (dconstpi): Delete.
20129 (dconstsqrt2): New.
20130 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
20131 (fold_builtin_hypot): Likewise.
20133 2007-02-03 Tom Tromey <tromey@redhat.com>
20136 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
20137 -gcoff3, -gxcoff3, -gvms3 implies -dD.
20139 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
20141 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
20142 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
20143 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
20144 config/rs6000/cell.md, config/rs6000/darwin.h,
20145 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
20146 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
20147 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
20148 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
20149 typos. Follow spelling conventions.
20150 * doc/invoke.texi: Follow spelling conventions.
20152 2007-02-03 Roger Sayle <roger@eyesopen.com>
20154 * simplify-rtx.c (simplify_relational_operation_1): Implement some
20155 canonicalization transformations that attempt to simplify integer
20156 constant comparisons to become comparisons against zero.
20158 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20160 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
20162 * fold-const.c (fold_binary): Fix comment typos. Fold complex
20163 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
20165 2007-02-02 Mike Stump <mrs@apple.com>
20167 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
20168 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
20169 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
20170 generate a branch island.
20172 2007-02-02 Bob Wilson <bob.wilson@acm.org>
20174 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
20175 (xtensa_legitimate_address_p): New.
20176 (xtensa_legitimize_address): New.
20177 (xtensa_output_addr_const_extra): New.
20178 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
20180 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
20181 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
20182 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
20183 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
20184 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
20185 (xtensa_legitimize_address): New.
20186 (xtensa_output_addr_const_extra): New.
20188 2007-02-02 Steve Ellcey <sje@cup.hp.com>
20190 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
20192 2007-02-02 Ian Lance Taylor <iant@google.com>
20194 * expmed.c (expand_divmod): Add comment.
20196 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
20198 * emit-rtl.c (renumber_insns): Remove.
20199 * flags.h: Remove the extern for flag_renumber_insns.
20200 * rtl.h: Remove the prototype for renumber_insns.
20201 * toplev.c (flag_renumber_insns): Remove.
20203 2007-02-02 Hui-May Chang <hm.chang@apple.com>
20205 Revert for x86 darwin:
20206 2005-06-19 Uros Bizjak <uros@kss-loka.si>
20208 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
20209 code before the following patch under TARGET_MACHO.
20210 (ix86_function_value_regno_p): Likewise.
20212 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20214 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
20217 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20220 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
20221 loads to general or fp registers. Add comments.
20222 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
20224 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
20226 * pointer-set.c (insert_aux): Only return insertion slot.
20227 (pointer_set_insert): Adjust.
20228 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
20229 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
20230 pointer_map_traverse): New.
20231 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
20232 pointer_map_create, pointer_map_destroy, pointer_map_insert,
20233 pointer_map_contains, pointer_map_traverse): Declare.
20235 2007-02-02 Jakub Jelinek <jakub@redhat.com>
20237 PR middle-end/30473
20238 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
20239 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
20241 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20243 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
20245 (struct _dep): New type.
20246 (dep_t): New typedef.
20247 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
20248 (DEP_STATUS): New access macro. The macro with the same name was
20249 renamed to DEP_LINK_STATUS.
20250 (dep_init): Declare function
20252 (struct _dep_link): New type.
20253 (dep_link_t): New typedef.
20254 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
20255 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
20256 (DEP_LINK_STATUS): New macro.
20257 (debug_dep_links): New debug function.
20259 (struct _deps_list): New type.
20260 (deps_list_t): New typedef.
20261 (DEPS_LIST_FIRST): New access macro.
20262 (FOR_EACH_DEP_LINK): New cycle macro.
20263 (create_deps_list, free_deps_list, delete_deps_list): Declare
20265 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
20266 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
20267 (copy_deps_list_change_con): Ditto.
20269 (move_dep_link): Declare function.
20271 (struct _dep_node): New type.
20272 (dep_node_t): New typedef.
20273 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
20275 (struct haifa_insn_data.back_deps): New field to hold backward
20276 dependencies of the insn.
20277 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
20279 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
20280 Change its type to deps_list_t.
20281 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
20282 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
20283 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
20285 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
20287 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
20289 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
20291 (dep_cost): Declare.
20293 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
20294 (ds_to_dk, dk_to_ds): New functions.
20296 (init_dep_1): New static function.
20297 (init_dep): New function.
20298 (copy_dep): New static function.
20300 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
20302 (detach_dep_link): New static function.
20303 (move_dep_link): New function.
20305 (dep_links_consistent_p, dump_dep_links): New static functions.
20306 (debug_dep_links): New debugging function.
20308 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20310 (alloc_deps_list, init_deps_list): New static functions.
20311 (create_deps_list): New function.
20312 (clear_deps_list): New static function.
20313 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20314 (deps_list_consistent_p, dump_deps_list): New static functions.
20315 (debug_deps_list): New function.
20316 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20318 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20320 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20321 use new scheduler dependencies lists.
20322 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20323 (sched_analyze): Ditto. Initialize dependencies lists.
20324 (add_forw_dep, compute_forward_dependences): Update to use new
20325 scheduler dependencies lists.
20327 (init_dependency_caches): Init deps_obstack.
20328 (free_dependency_caches): Free deps_obstack.
20330 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20331 new scheduler dependencies lists.
20332 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20333 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20335 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20336 Update to use new scheduler dependencies lists.
20337 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20338 (debug_dependencies): Ditto.
20339 (schedule_region): Update comments.
20341 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20342 scheduler dependencies lists.
20343 (schedule_ebb): Update comments.
20345 * rtl.def (DEPS_LIST): Remove.
20347 * lists.c (unused_deps_list): Remove.
20348 (free_list): Update assertions.
20350 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20351 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20353 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20354 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20356 * haifa-sched.c (comments): Update.
20357 (insn_cost1): Remove. Inline the code into insn_cost ().
20358 (insn_cost): Update to use new scheduler dependencies lists. Move
20359 processing of the dependency cost to dep_cost ().
20360 (dep_cost): New function. Use it instead of insn_cost () when
20361 evaluating cost of the dependency. Use compatible interface to
20362 interact with the target.
20363 (priority): Update to use new scheduler dependencies lists.
20364 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20365 with greater number of insns that depend on the insn.
20366 (schedule_insn): Update to use new scheduler dependencies lists. Add
20367 code to free backward dependencies lists. Inline and optimize code
20368 from resolve_dep () - see PR28071.
20369 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20370 lists. Update call to targetm.sched.is_costly_dependence hook.
20372 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20373 scheduler dependencies lists.
20375 (resolve_dep): Remove. Move the logic to schedule_insn ().
20376 (init_h_i_d): Initialize dependencies lists.
20378 (process_insn_depend_be_in_spec): Rename to
20379 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20380 dependencies lists.
20381 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20382 Update to use new scheduler dependencies lists.
20383 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20385 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20386 new scheduler dependencies lists.
20387 (build_intra_loop_deps): Ditto.
20389 * target.h (struct _dep): Declare to use in
20390 gcc_target.sched.is_costly_dependence.
20391 (struct gcc_target.sched.adjust_cost): Fix typo.
20392 (struct gcc_target.sched.is_costly_dependence): Change signature to
20393 use single dep_t parameter instead of an equivalent triad.
20394 (struct gcc_target.sched.adjust_cost_2): Remove.
20396 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20398 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20400 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20402 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20404 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20405 (REG_DEP_TRUE): Document.
20407 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20408 Change signature to correspond to the targetm.sched.adjust_cost hook.
20409 Update use in TARGET_SCHED_ADJUST_COST_2.
20410 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20411 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20412 new scheduler dependencies lists.
20413 (ia64_gen_check): Ditto.
20415 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20416 scheduler dependencies lists.
20418 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20419 signature to correspond to the targetm.sched.is_costly_dependence hook.
20420 (is_costly_group): Update to use new scheduler dependencies lists.
20422 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20423 instead of INSN_COST () macro.
20425 2007-02-01 Ian Lance Taylor <iant@google.com>
20427 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20429 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20431 * pa.md (tp_load): Correct mfctl instruction syntax.
20433 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20435 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20436 altivec_padding_size calculation on AIX. Improve comment, add
20437 assert to verify that it's right.
20439 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20442 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20444 PR inline-asm/28686
20445 * global.c (global_alloc): Add mising initialization of
20448 2007-02-01 Roger Sayle <roger@eyesopen.com>
20450 * alias.c (init_alias_analysis): Correct whitespace.
20451 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20452 partition_hot_cold_basic_blocks): Likewise.
20453 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20454 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20455 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20456 fold_builtin_snprintf_chk, fold_builtin_printf,
20457 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20458 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20459 * cfgcleanup.c (cleanup_cfg): Likewise.
20460 * cfgexpand.c (tree_expand_cfg): Likewise.
20461 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20462 * function.c (get_next_funcdef_no): Likewise.
20463 * gengtype.c (main): Likewise.
20464 * genmodes.c (main): Likewise.
20465 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20466 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20467 * ifcvt.c (noce_emit_move_insn): Likewise.
20468 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20470 * stor-layout.c (get_best_mode): Likewise.
20471 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20472 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20473 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20474 perform_var_substitution, solve_graph): Likewise.
20475 * tree-vrp.c (vrp_finalize): Likewise.
20477 2007-02-01 Ian Lance Taylor <iant@google.com>
20479 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20480 high part of a paradoxical subreg, return a constant zero.
20482 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20484 * toplev.c (lang_dependent_init): Call init_set_costs.
20485 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20487 2007-02-01 Richard Guenther <rguenther@suse.de>
20489 PR middle-end/30656
20490 * fold-const.c (fold_negate_expr): Allow negating a
20491 constant if overflow does not change.
20493 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20495 * doc/c-tree.texi (Expression trees): Improve markup.
20496 * doc/tm.texi (Register Classes, Addressing Modes)
20497 (Floating Point): Fix spacing after abbreviations. Fix some
20500 2007-02-01 Ben Elliston <bje@au.ibm.com>
20502 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20503 * doc/contrib.texi: Likewise.
20504 * doc/install.texi: Likewise.
20506 2007-01-31 Richard Henderson <rth@redhat.com>
20507 Ian Lance Taylor <iant@google.com>
20509 * lower-subreg.c: New file.
20510 * rtl.def (CONCATN): Define.
20511 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20512 pass_lower_subreg2.
20513 * emit-rtl.c (update_reg_offset): New static function, broken out
20514 of gen_rtx_REG_offset.
20515 (gen_rtx_REG_offset): Call update_reg_offset.
20516 (gen_reg_rtx_offset): New function.
20517 * regclass.c: Revert patch of 2006-03-05, restoring
20519 (clear_reg_info_regno): New function.
20520 * dwarf2out.c (concatn_loc_descriptor): New static function.
20521 (loc_descriptor): Handle CONCATN.
20522 * common.opt (fsplit_wide_types): New option.
20523 * opts.c (decode_options): Set flag_split_wide_types when
20525 * timevar.def (TV_LOWER_SUBREG): Define.
20526 * rtl.h (gen_reg_rtx_offset): Declare.
20527 (reg_scan_update): Declare.
20528 * regs.h (clear_reg_info_regno): Declare.
20529 * tree-pass.h (pass_lower_subreg): Declare.
20530 (pass_lower_subreg2): Declare.
20531 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20532 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20533 -fsplit-wide-types.
20534 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20535 * Makefile.in (OBJS-common): Add lower-subreg.o.
20536 (lower-subreg.o): New target.
20538 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20540 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20542 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20545 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20547 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20549 PR middle-end/29335
20550 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20552 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20554 * cfgloop.h: Include vec-prim.h.
20555 (enum li_flags): Remove LI_ONLY_OLD.
20556 (loop_iterator): Changed.
20557 (fel_next, fel_init): Iterate over loop tree.
20558 (FOR_EACH_LOOP_BREAK): New macro.
20559 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20561 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20562 * modulo-sched.c (sms_schedule): Ditto.
20563 * tree-vectorizer.c (vectorize_loops): Ditto.
20564 * doc/loop.texi: Update information on loop numbering and behavior of
20565 FOR_EACH_LOOP wrto new loops.
20566 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20567 add_to_evolution_1): Test nestedness of loops instead of comparing
20569 * tree-chrec.c (chrec_fold_plus_poly_poly,
20570 chrec_fold_multiply_poly_poly, chrec_evaluate,
20571 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20572 reset_evolution_in_loop): Ditto.
20573 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20575 2007-01-31 Dirk Mueller <dmueller@suse.de>
20577 * c-common.c (warn_about_parentheses): Separate warning about
20578 un-parenthized sequence of comparison operators from the one
20579 which is supposed to warn about x <= y <= z.
20581 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20583 * optabs.h (enum optab_index): Add new OTI_isinf.
20584 (isinf_optab): Define corresponding macro.
20585 * optabs.c (init_optabs): Initialize isinf_optab.
20586 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20588 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20589 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20591 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20592 expand_builtin_interclass_mathfn.
20593 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20594 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20595 (fxam<mode>2_i387): New insn pattern.
20596 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20597 built-in functions as x87 inline asm.
20599 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20601 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20603 2007-01-30 Eric Christopher <echristo@apple.com>
20605 * config.gcc: Add geode.
20607 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20609 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20610 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20611 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20612 value-prof.c: Fix comment typos.
20614 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20617 * doc/invoke.texi (Wpointer-arith): Document warning.
20619 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20621 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20622 the list of discrepancies from the draft TR.
20624 2007-01-30 Dirk Mueller <dmueller@suse.de>
20627 * doc/invoke.texi (-Wreturn-type): Update description to
20628 match new behavior.
20630 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20632 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20634 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20636 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20637 to handle optabs that operate on floating point input argument and
20638 output to integer output.
20639 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20640 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20641 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20642 expand_builtin_interclass_mathfn ().
20643 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20644 (ilogbsi2): Remove.
20645 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20646 ilogbl built-in functions as x87 intrinsics.
20648 2007-01-30 Richard Guenther <rguenther@suse.de>
20650 PR middle-end/27657
20651 * dwarf2out.c (reference_to_unused): Query varpool if the
20652 variable was output.
20654 2007-01-30 Richard Guenther <rguenther@suse.de>
20656 PR middle-end/30313
20657 * passes.c (execute_one_pass): Reset in_gimple_form to not
20658 confuse non-unit-at-a-time mode.
20660 2007-01-29 Roger Sayle <roger@eyesopen.com>
20661 Richard Guenther <rguenther@suse.de>
20663 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20664 avoid undefined behaviour on overflow. Use force_fit_type_double
20665 to construct the constant with the specified TREE_OVERFLOW.
20667 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20669 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20670 * config/dfp-bit.h: Ditto.
20672 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20674 * c-decl.c (pop_scope): Replace warnings with call to
20675 warn_for_unused_label.
20676 * c-common.h (warn_for_unused_label): Declare.
20677 * c-common.c (warn_for_unused_label): Define.
20679 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20681 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20684 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20686 * Makefile.in (USER_H): Remove decfloat.h.
20687 * ginclude/decfloat.h: Delete, moving contents to ...
20688 * ginclude/float.h: Add support for decimal floating point,
20689 guarded by __STDC_WANT_DEC_FP__.
20691 2007-01-29 Mike Stump <mrs@apple.com>
20693 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20694 Analysis and Representation to resolve case insensitive conflict.
20695 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20697 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20699 * tree.h (struct tree_memory_tag): Add aliases member.
20700 (MTAG_ALIASES): New macro.
20701 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20702 (add_may_alias): Remove pointer-set. Update for may_aliases being
20704 (mark_aliases_call_clobbered): Update for may_aliases being a
20706 (compute_tag_properties): Ditto.
20707 (create_partition_for): Ditto.
20708 (compute_memory_partitions): Ditto.
20709 (dump_may_aliases_for): Ditto.
20710 (is_aliased_with): Ditto.
20711 (add_may_alias_for_new_tag): Ditto.
20712 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20713 (compute_is_aliased): New function.
20714 (compute_may_aliases): Call compute_is_aliased).
20715 (init_alias_info): Initialize alias_bitmap_obstack.
20716 (union_alias_set_into): New function.
20717 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20718 (have_common_aliases_p): Rewrite to take two bitmaps and use
20720 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20721 Update for bitmaps.
20722 (finalize_ref_all_pointers): Update for add_may_alias changes.
20723 (new_type_alias): Ditto.
20724 * tree-flow-inline.h (may_aliases): Return a bitmap.
20725 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20726 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20727 may_aliases being a bitmap.
20728 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20729 may_aliases now returns a bitmap.
20730 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20732 * tree-ssa-operands.c (add_virtual_operand): Update for
20733 may_aliases being a bitmap.
20735 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20737 PR tree-optimization/30630
20738 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20739 variable as changed.
20741 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20744 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20745 expanded only once even if an error occurs.
20747 2007-01-29 Ben Elliston <bje@au.ibm.com>
20749 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20750 (__gcov_average_profiler): Likewise.
20751 (__gcov_ior_profiler): Likewise.
20752 (__gcov_merge_ior): Likewise.
20754 2007-01-28 Jan Hubicka <jh@suse.cz>
20756 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20757 * value-prof.c (stringop_block_profile): Likewise.
20759 2007-01-28 Jan Hubicka <jh@suse.cz>
20761 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20762 Add variant handling histograms; add wrapper.
20763 (clear_storage_via_libcall): Export.
20764 (emit_block_move_hints): Break out from ...; add histograms.
20765 (emit_block_move): ... this one.
20766 (clear_storage_hints): Break out from ...; add histograms.
20767 (clear_storage): ... this one.
20768 (set_storage_via_memset): Handle histogram.
20769 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20770 (clear_storage_hints, clear_storage_via_libcall): Declare.
20771 (set_storage_via_setmem): Update prototype.
20772 * doc/md.texi (movmem, setmem): Document new arguments.
20774 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20775 Add new histograms.
20776 (stringop_block_profile): New global function.
20777 (tree_stringops_values_to_profile): Profile block size and alignment.
20778 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20780 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20781 (stringop_block_profile): Declare.
20782 * builtins.c: Include value-prof.h.
20783 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20784 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20785 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20786 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20787 * profile.c (instrument_values): Add new counters.
20788 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20790 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20791 (tree_init_edge_profiler): Build new profilers.
20792 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20793 (pass_tree_profile): Add dump.
20794 (tree_profile_hooks): Update.
20795 * Makefile.in (LIBGCOV): Add new constants.
20796 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20797 __gcov_ior_profiler): New.
20798 * i386.md (movmem/setmem expanders): Add new optional arguments.
20800 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20802 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20804 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20806 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20807 (tree_unswitch_single_loop): Pass eni_size_weights to
20808 tree_num_loop_insns.
20809 * tree-ssa-loop-manip.c: Include tree-inline.h.
20810 (can_unroll_loop_p): Pass eni_size_weights to
20811 tree_num_loop_insns.
20812 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20813 Pass eni_size_weights to estimate_num_insns.
20814 * tree.h (init_inline_once): Export.
20815 * toplev.c (backend_init): Call init_inline_once.
20816 * cgraphunit.c (cgraph_process_new_functions,
20817 cgraph_analyze_function): Pass eni_inlining_weights to
20818 estimate_num_insns.
20819 * ipa-inline.c (compute_inline_parameters): Ditto.
20820 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20821 to estimate_num_insns.
20822 (try_unroll_loop_completely): Pass eni_size_weights to
20823 tree_num_loop_insns.
20824 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20825 ot estimate_num_insns.
20826 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20827 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20828 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20829 eni_time_weights): New variables.
20830 (init_inline_once): Initialize them.
20831 (struct eni_data): Mew.
20832 (estimate_num_insns_1, estimate_num_insns): Use weights.
20833 * tree-inline.h (struct eni_weights_d): New.
20834 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20835 (estimate_num_insns): Declaration changed.
20836 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20837 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20838 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20840 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20842 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20843 relations in the conflict function is valid.
20845 2007-01-27 Ian Lance Taylor <iant@google.com>
20847 * common.opt: Add fstrict-overflow.
20848 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20849 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20850 (TYPE_OVERFLOW_UNDEFINED): Define.
20851 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20853 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20854 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20855 (fold_negate_expr): Likewise.
20856 (make_range): Likewise.
20857 (extract_muldiv_1): Likewise.
20858 (maybe_canonicalize_comparison): Likewise.
20859 (fold_comparison): Likewise.
20860 (fold_binary): Likewise.
20861 (tree_expr_nonnegative_p): Likewise.
20862 (tree_expr_nonzero_p): Likewise.
20863 * tree-vrp.c (compare_values): Likewise.
20864 (extract_range_from_binary_expr): Likewise.
20865 (extract_range_from_unary_expr): Likewise.
20866 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20868 (nowrap_type_p): Likewise.
20869 * tree-scalar-evolution.c (simple_iv): Likewise.
20870 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20871 (build_range_check): Likewise.
20872 (extract_muldiv_1): Likewise.
20873 (fold_comparison): Likewise.
20874 * tree-vrp.c (vrp_int_const_binop): Likewise.
20875 (extract_range_from_unary_expr): Likewise.
20876 * convert.c (convert_to_integer): Likewise.
20877 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20878 (fold_comparison): Likewise.
20879 (fold_binary): Likewise.
20880 * optabs.c (optab_for_tree_code): Likewise.
20881 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20882 * simplify-rtx.c (simplify_const_relational_operation): Check
20883 flag_strict_overflow and flag_trapv.
20884 (simplify_const_relational_operation): Likewise.
20885 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20886 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20889 2007-01-27 Roger Sayle <roger@eyesopen.com>
20891 * tree.c (tree_fold_gcd): Delete.
20892 * tree.h (tree_fold_gcd): Remove prototype.
20893 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20894 test whether one constant integer is a multiple of another. Instead
20895 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20896 * fold-const.c (multiple_of_p): We've determined both TOP and
20897 BOTTOM are integer constants so we can call int_const_binop directly
20898 instead of the more generic const_binop.
20900 2007-01-27 Roger Sayle <roger@eyesopen.com>
20902 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20903 1*X check that the constant hasn't overflowed, to preserve the
20905 (round_up): Provide an efficient implementation when rouding-up an
20906 INTEGER_CST to a power-of-two.
20908 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20910 * doc/sourcebuild.texi: Add comma for clarity.
20911 * doc/extend.texi: Fix some typos.
20912 * doc/passes.texi: Likewise.
20913 * doc/cppinternals.texi: Likewise.
20914 * doc/c-tree.texi: Likewise.
20915 * doc/tree-ssa.texi: Likewise.
20916 * doc/install.texi: Likewise.
20918 2007-01-27 Jan Hubicka <jh@suse.cz>
20920 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20921 (pass_sra): Do not require alias information.
20922 * passes.c (init_optimization_passes): Add SRA
20924 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20926 * tracer.c (rest_of_handle_tracer): We already cleaned
20927 up the CFG in tracer() so don't do it here again.
20928 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20929 cleanup_cfg here, either. And don't call renumber_insns.
20931 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20932 and BB_HEAD are in the insn stream here. Instead make sure
20933 that BB_INSN is valid on all insns. Also, do check here that
20934 there are no pending branch predictions...
20935 (rtl_verify_flow_info): ...instead of doing it here. Checks
20936 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20939 2007-01-26 Roger Sayle <roger@eyesopen.com>
20941 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20942 function to simplify/factorize operand order canonicalization.
20943 (ix86_fixup_binary_operands): Reorganize using the above function.
20944 (ix86_binary_operator_ok): Likewise.
20946 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20948 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20949 file scope from optimize_attrs.
20950 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20952 (optimize_attrs): Clear insn_code_values after freeing it.
20954 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20956 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20957 a parts.base assignment.
20959 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20961 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20962 (compute_subscript_distance, initialize_data_dependence_relation,
20963 finalize_ddr_dependent, analyze_ziv_subscript,
20964 analyze_siv_subscript_cst_affine,
20965 compute_overlap_steps_for_affine_univar,
20966 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20967 analyze_siv_subscript, analyze_miv_subscript,
20968 analyze_overlapping_iterations, subscript_dependence_tester_1,
20969 compute_self_dependence, free_dependence_relation): Work
20970 with affine_fn instead of chrecs.
20971 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20972 common_affine_function, affine_function_base,
20973 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20974 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20975 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20976 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20977 (all_chrecs_equal_p): Removed.
20978 * tree-data-ref.h (affine_fn, conflict_function): New types.
20979 (struct subscript): Change type of conflicting_iterations_in_a
20980 and conflicting_iterations_in_b.
20982 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20985 * config/pa/pa.h (TARGET_HPUX_11): New.
20986 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20987 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20989 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20990 Richard Guenther <rguenther@suse.de>
20992 * tree-ssa-structalias.c (solve_graph): Handle case
20993 we merged the variable to another.
20995 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20997 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
21000 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
21001 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
21003 2007-01-25 DJ Delorie <dj@redhat.com>
21005 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
21006 allow changes to modes which don't fit in those registers.
21008 * reload1.c (choose_reload_regs): Check for invalid subregs before
21009 computing their locations, not after.
21011 2007-01-25 Geoffrey Keating <geoffk@apple.com>
21014 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21015 save Altivec registers in an eh_return function.
21016 (compute_vrsave_mask): Likewise.
21017 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21018 for saving Altivec registers.
21019 (rs6000_emit_prologue): Don't allocate stack twice in
21020 eh_return function. Correct expected value of altivec_save_offset
21021 when using save_world. Describe save of R0 to stack when using
21022 save_world. Describe stack pointer adjustment when using
21023 save_world. Remove duplicated eh_return parameter register saving.
21024 Update sp_offset variable after save_world.
21025 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21027 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21028 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21031 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21033 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21035 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21038 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21039 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21041 2007-01-25 Richard Guenther <rguenther@suse.de>
21043 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21044 * common.opt (-Wcoverage-mismatch): New warning option.
21045 * coverage.c (get_coverage_counts): Ignore coverage mismatch
21046 if -Wcoverage-mismatch is given.
21048 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
21050 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
21051 (ipcp_driver): Change to static definition.
21052 Add dumping of the ifunctions.
21053 (constant_val_insert): Remove unused parameter. Support for SSA.
21054 (ipcp_propagate_const): Support for SSA.
21055 (ipcp_profile_bb_print): Print only analyzed nodes.
21056 (ipcp_replace_map_create): Remove support for Fortran constant
21058 * ipa-prop.c (ipa_method_modify_stmt,
21059 ipa_callsite_compute_param): Support for SSA.
21060 * ipa-prop.h (ipcp_driver): Remove declaration.
21061 (IS_VALID_TREE_MAP_INDEX): Add define.
21063 2007-01-24 Geoffrey Keating <geoffk@apple.com>
21065 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
21067 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21069 PR middle-end/30447
21070 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
21071 constant argument to cabs and do it without checking for
21072 -funsafe-math-optimizations.
21074 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
21076 * c-common.h (RID_FIRST_CXX0X): New.
21077 (RID_LAST_CXX0X): New.
21078 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
21080 * c.opt (Wc++0x-compat): New.
21081 * doc/invoke.texi (-Wc++0x-compat): Document.
21083 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21085 * builtins.c (fold_builtin_carg): New.
21086 (fold_builtin_1): Use it.
21088 2007-01-24 Jan Hubicka <jh@suse.cz>
21090 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
21092 * ipa-inline.c (initial_insns, max_insns): Delete.
21093 (compute_max_insns): New function.
21094 (cgraph_decide_inlining_of_small_function): Use it; take minimal
21095 amount of insns as base for code growth.
21096 (cgraph_decide_inlining): Make initial_insns local; do not compute
21098 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
21099 * doc/invoke.texi (inline-unit-growth): Update docs.
21101 2007-01-24 Jakub Jelinek <jakub@redhat.com>
21103 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
21104 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
21105 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
21106 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
21107 for CPUs that have PTA_CX16 set.
21109 PR middle-end/27416
21110 * gimplify.c (omp_check_private): New function.
21111 (gimplify_scan_omp_clauses): Use it for
21112 firstprivate/lastprivate/reduction.
21114 PR middle-end/30494
21115 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
21116 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
21118 PR middle-end/30421
21119 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
21120 If lower_lastprivate_clauses emits some statements, append them
21121 to dlist rather than body_p and to body_p append an initializer.
21122 (lower_omp_for): Adjust caller.
21124 2007-01-24 Steve Ellcey <sje@cup.hp.com>
21126 * target.h (globalize_decl_name): New.
21127 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21128 * output.h (default_globalize_decl_name): New.
21129 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
21131 (globalize_decl): Ditto.
21132 (default_globalize_decl_name): New.
21133 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
21134 (ia64_handle_version_id_attribute): New.
21135 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21136 (ia64_asm_output_external): Use globalize_decl_name instead
21137 of globalize_label.
21138 * doc/extend.texi (version_id): New pragma.
21139 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
21141 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21143 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
21144 _uleb128_t and _Unwind_SWord with _sleb128_t.
21145 * unwind-dw2.c (extract_cie_info, execute_stack_op,
21146 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
21148 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
21149 * unwind-pe.h (read_uleb128, read_sleb128,
21150 read_encoded_value_with_base): Likewise.
21151 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
21153 2007-01-24 Richard Guenther <rguenther@suse.de>
21155 * builtins.c (expand_builtin_cexpi): Get the fndecl
21156 for cexp in the correct way.
21158 2007-01-24 Jan Hubicka <jh@suse.cz>
21160 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
21163 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21165 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
21166 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
21167 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
21168 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
21169 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
21170 __SIZEOF_PTRDIFF_T__.
21171 * doc/cpp.texi: Documentation for the new builtin macros added.
21173 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
21175 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
21176 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
21177 instead of operands[2] to avoid access past the end of array.
21179 2007-01-24 Richard Sandiford <richard@codesourcery.com>
21181 * reload1.c (emit_reload_insns): Pass the reload register
21182 for a non-spill output reload through forget_old_reloads_1.
21184 2007-01-23 Joseph Myers <joseph@codesourcery.com>
21186 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21187 _SOFT_DOUBLE if doubles use software floating-point.
21188 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
21189 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21190 * config/rs6000/darwin-ldouble.c: Also compile functions for
21191 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
21192 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21193 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
21194 commented-out long double override.
21195 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
21196 * config/rs6000/eabispe.h: Likewise.
21197 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
21198 long double for non-SPE.
21199 (rs6000_handle_option): Likewise.
21200 (invalid_e500_subreg): Disallow more subregs involding DImode,
21201 DFmode, TImode or TFmode.
21202 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
21204 (legitimate_lo_sum_address_p): Also check for TFmode for E500
21206 (rs6000_legitimize_address): Also handle TFmode for E500 double.
21207 (rs6000_legitimize_reload_address): Also handle TFmode for E500
21209 (rs6000_legitimate_address): Also check for TFmode for E500
21211 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
21212 (spe_build_register_parallel): Handle TFmode and TCmode.
21213 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
21215 (function_arg): Handle TFmode and TCmode for E500 double.
21216 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
21218 (print_operand): Handle TFmode and TImode for %y.
21219 (rs6000_generate_compare): Handle TFmode comparisons for E500
21221 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
21222 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
21223 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
21224 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
21225 TFmode for E500 double.
21226 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
21227 (floatsidf2): Enable for E500 double.
21228 (movtf_softfloat): Use rs6000_nonimmediate_operand.
21229 (extenddftf2): Change to extenddftf2_fprs.
21230 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
21231 depending on TARGET_E500_DOUBLE.
21232 (extendsftf2): Enable for E500 double.
21233 (trunctfdf2): Enable for E500 double.
21234 (trunctfsf2): Change to trunctfsf2_fprs.
21235 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
21236 depending on TARGET_E500_DOUBLE.
21237 (floatsitf2): Enable for E500 double.
21238 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
21239 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
21240 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
21241 (negtf2): Change to negtf2_internal.
21242 (negtf2): New expander.
21243 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
21244 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
21245 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
21246 (movdi_internal32): Use rs6000_nonimmediate_operand.
21247 (unnamed splitter): Likewise.
21248 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
21249 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
21250 (SPE64TF, DITI): New mode macros.
21251 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
21254 (frob_<mode>_di_2): New.
21255 (frob_tf_di_8_2): New.
21256 (frob_di_df): Change to frob_di_<mode>; allow more modes.
21258 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
21260 (frob_ti_<mode>_8_2): New.
21261 (frob_ti_tf_2): New.
21262 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
21263 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
21265 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
21266 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
21267 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
21268 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
21269 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
21270 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
21273 2007-01-23 Ian Lance Taylor <iant@google.com>
21275 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
21277 (OBJS-archive): Reformat, alphabetize.
21278 (OBJS): Change out_object_file to OBJS-md.
21280 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
21282 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
21283 JUMP_P and CALL_P predicates where applicable.
21284 * config/i386/i386.c: Ditto.
21285 * config/i386/i386.md: Ditto.
21286 * config/i386/mmx.md: Ditto.
21287 * config/i386/predicates.md: Ditto.
21289 2007-01-22 Andreas Schwab <schwab@suse.de>
21291 * config/m68k/m68k.h: Fix comment.
21293 2007-01-22 Jan Hubicka <jh@suse.cz>
21295 * passes.c (init_optimization_passes): Do not rerun
21296 pass_early_warn_uninitialized.
21298 2007-01-22 Richard Guenther <rguenther@suse.de>
21300 PR tree-optimization/30038
21301 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
21303 (execute_cse_sincos_1): Likewise.
21304 (execute_cse_sincos): Likewise.
21305 (gate_cse_sincos): Likewise.
21306 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21307 the cexpi() canonicalization of sincos().
21308 * tree-pass.h (pass_cse_sincos): Declare.
21309 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21311 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21313 PR rtl-optimization/29329
21314 * combine.c (replaced_rhs_insn): Rename to i2mod.
21315 (replaced_rhs_value): Rename to i2mod_new_rhs.
21316 (i2mod_old_rhs): New global variable.
21317 (combine_instructions): Adjust for above change. Save a copy of
21318 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21319 note are substituted in the second instruction.
21320 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21321 ditch the note if it pertains to the second eliminated register
21322 and this register is mentioned in i2mod_old_rhs.
21325 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21327 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21328 the insn to which the note was originally attached.
21330 2007-01-21 Jan Hubicka <jh@suse.cz>
21332 * ipa-inline.c (inlining_mode): Comment, move up.
21333 (cgraph_decide_inlining_incrementally): Do not perform inlining
21334 itself; fix handling of flattening of self recursive functions.
21335 (cgraph_find_cycles): Remove.
21336 (cgraph_flatten_node): Remove.
21337 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21338 (try_inline): New function.
21339 (cgraph_early_inlining): Update call of
21340 cgraph_decide_inlining_incrementally. Apply inlining here.
21341 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21343 2007-01-21 Dirk Mueller <dmueller@suse.de>
21346 * tree-vrp.c (check_array_bounds): do not warn
21347 about ADDR_EXPR's of ARRAY_REF's which are immediately
21348 used in binary expressions.
21350 2007-01-21 Ira Rosen <irar@il.ibm.com>
21352 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21353 read_write_dep and macros for its access.
21354 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21355 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21356 argument, call vect_check_interleaving for every independent pair of
21357 data-refs. Mark loads that access the same memory location as a store
21359 (vect_check_dependences): Remove.
21360 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21361 call, fix the call to vect_analyze_data_ref_dependence.
21362 (vect_analyze_data_ref_access): For statements that access the same
21363 data-ref, check that they are not stores; for loads, check that there
21364 is no store that access the same location.
21366 2007-01-20 Roger Sayle <roger@eyesopen.com>
21367 Joseph Myers <joseph@codesourcery.com>
21369 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21370 (-fdump-rtl-stack): Likewise.
21371 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21372 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21373 (-mpt-fixed): Use @minus{} for minus sign.
21374 (Using Precompiled Headers): Fix under/overfull hbox.
21376 2007-01-20 Jan Hubicka <jh@suse.cz>
21378 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21379 place within annotation.
21381 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21383 * pa.c (output_move_double): Change array size of xoperands to 4.
21385 2007-01-20 Jan Hubicka <jh@suse.cz>
21387 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21390 2007-01-19 Ian Lance Taylor <iant@google.com>
21392 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21393 constant to unsigned HOST_WIDE_INT before negating.
21395 2007-01-19 Ian Lance Taylor <iant@google.com>
21397 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21399 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21400 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21401 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21402 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21403 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21404 (realloc_vdef, realloc_vuse): Change second parameter to
21406 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21407 fields to unsigned.
21408 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21409 unsigned. Change x and lim locals to unsigned.
21410 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21412 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21413 (copy_virtual_operands): Change i and n locals to unsigned.
21415 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21417 PR middle-end/29335
21418 * builtins.c (fold_builtin_1): Handle builtin fdim.
21420 2007-01-20 Jan Hubicka <jh@suse.cz>
21422 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21423 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21424 init_alias_heapvars.
21425 (init_alias_heapvars): Initialize only when not already initialized.
21426 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21428 2007-01-19 Roger Sayle <roger@eyesopen.com>
21430 * common.opt (fsigned-zeros): New command line option.
21431 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21432 of flag_unsafe_math_optimizations.
21433 * opts.c (set_fast_math_flags): The -ffast-math command line option
21434 implies -fno-signed-zeros.
21435 (fast_math_flags_set_p): Likewise.
21437 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21438 the documentation of -ffast-math appropriately. Wrap long lines.
21440 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21442 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21443 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21445 2007-01-19 Tomas Bily <tbily@suse.cz>
21447 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21449 (tree_init_ic_make_global_vars): New function
21450 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21451 (tree_gen_ic_profiler): New function
21452 (tree_gen_ic_func_profiler): New function
21453 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21454 (tree_profile_hooks): Added hook for indirec/virtual calls
21455 * value-prof.c (tree_find_values_to_profile): New case for
21457 (tree_values_to_profile): Call for determining indirect/virtual
21459 (tree_indirect_call_to_profile): New function
21460 (tree_ic_transform): New function
21461 (tree_ic): New function
21462 (find_func_by_pid): New function
21463 (init_pid_map): New function
21464 (tree_value_profile_transformations): Added check for
21465 indirect/virtual call transformation
21466 * value-prof.h (enum hist_type): New counter type for
21467 indirect/virtual calls
21468 (profile_hooks): Added new hook for profiling indirect/virtual
21470 * profile.c (instrument_values): New case for indirect/virtual
21472 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21473 (GCOV_COUNTER_V_INDIR): New counter type
21474 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21475 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21477 * cgraph.c: Definition of cgraph_max_pid
21478 (cgraph_create_node): Default init of pid attribute
21479 * cgraph.h: Declaration of cgraph_max_pid
21480 (struct cgraph_node): Added pid attribute
21481 * libgcov.c (__gcov_indirect_call_profiler): New function
21482 (__gcov_one_value_profiler_body): New function
21483 (__gcov_one_value_profiler): Body was moved to
21484 __gcov_one_value_profiler_body and calls it
21486 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21488 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21489 * gengtype.c (write_types_data, write_func_for_structure,
21490 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21491 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21492 (walk_type, write_func_for_structure): Generate the mark_hook if
21495 2007-01-19 Jan Hubicka <jh@suse.cz>
21497 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21498 'early' argument take inlining mode argument specifying whether to
21499 inline for size/speeed or all functions; add support for flattening;
21501 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21503 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21506 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21507 the name of the declared identifier.
21509 2007-01-19 Dirk Mueller <dmueller@suse.de>
21511 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21512 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21513 duplicate evaluation.
21515 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21517 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21518 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21519 to XFMode, use acosxf2 and truncate result to requested mode.
21520 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21521 (asin<mode>2): Similarly, with asin expanders.
21522 (*fscalexf4_i387): Rename from *fscalexf4.
21523 (expNcorexf3): New expander.
21524 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21525 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21526 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21527 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21528 patterns for SSE math.
21529 (exp10<mode>2): Similarly, with exp10 expanders.
21530 (exp2<mode>2): Similarly, with exp2 expanders.
21531 (expm1<mode>2): Similarly, with expm1 expanders.
21532 (ldexp<mode>3): Similarly, with ldexp expanders.
21533 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21534 Use gen_truncxf<mode>2_i387_noop to truncate result.
21536 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21538 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21539 for ColdFire targets.
21541 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21542 Richard Sandiford <richard@codesourcery.com>
21544 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21545 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21546 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21547 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21548 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21549 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21551 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21553 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21554 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21555 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21556 (*adddi_dilshr32_cf): New pattern.
21557 (adddi3, subdi3): Remove first alternatives.
21559 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21561 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21562 implemented using move.l, do not use its cc result for floating-point
21565 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21567 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21568 from accepting 's' constraints if flag_pic.
21570 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21572 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21573 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21574 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21575 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21577 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21579 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21580 ColdFire alternatives.
21581 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21582 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21583 architectures that support ff1 instruction.
21585 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21586 Julian Brown <julian@codesourcery.com>
21588 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21589 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21590 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21593 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21595 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21597 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21598 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21599 HOST_WIDE_INT instead of an rtx.
21600 (m68k_rtx_costs): Update call accordingly.
21601 (output_move_const_into_data_reg): Likewise. Fix formatting.
21602 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21604 (output_move_simode_const): Update calls after above changes.
21605 Rework to use automatic variables and predicates like MEM_P.
21606 * config/m68k/m68k.md (pushexthisi_const): Update call to
21609 2007-01-19 Dirk Mueller <dmueller@suse.de>
21611 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21612 in dump_flags test.
21614 2007-01-19 Richard Guenther <rguenther@suse.de>
21616 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21617 via cexp in case sincos is not available.
21619 2007-01-19 Richard Guenther <rguenther@suse.de>
21621 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21622 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21623 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21624 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21625 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21626 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21627 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21628 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21630 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21632 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21634 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21635 (atan2xf3): Directly generate RTL pattern.
21636 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21637 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21638 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21639 disable patterns for SSE math.
21640 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21641 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21642 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21643 disable patterns for SSE math.
21645 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21647 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21649 2007-01-18 Roger Sayle <roger@eyesopen.com>
21651 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21652 VIEW_CONVERT_EXPR to the same type as it's operand.
21654 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21656 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21657 configured for long double 128.
21659 2007-01-18 Mike Stump <mrs@apple.com>
21661 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21664 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21666 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21669 2007-01-18 Jan Hubicka <jh@suse.cz>
21671 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21672 greater than NUM_VOP_FREE_BUCKETS.
21674 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21676 * tree-ssa-structalias.c: Update comments.
21677 (ptabitmap_obstack): Removed.
21678 (pta_obstack): New.
21679 (oldpta_obstack): Ditto.
21680 (stats): Add a few members.
21681 (struct variable_info): Remove node, complex, address_taken, and
21682 indirect_target members. Add oldsolution member.
21683 (new_var_info): Do not initialize removed members.
21684 (constraint_expr_type): Remove INCLUDES.
21685 (constraint_graph): Add size, implicit_preds, rep,
21686 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21687 (FIRST_REF_NODE): New macro.
21688 (LAST_REF_NODE): Ditto.
21689 (FIRST_ADDR_NODE): Ditto.
21690 (find): New function.
21692 (dump_constraint): Do not handle INCLUDES.
21693 (insert_into_complex): Do not insert duplicate constraints.
21694 (condense_varmap_nodes): Renamed and rewritten into ...
21695 (merge_node_constraints): This. Also fix bug in handling of
21696 offseted copy constraints.
21697 (clear_edges_for_node): No longer need to deal with preds at all,
21698 or removing associated preds/succs.
21699 (merge_graph_nodes): Deal with indirect_cycles.
21700 Don't deal with predecessors.
21701 (add_implicit_graph_edge): New function.
21702 (add_pred_graph_edge): Ditto.
21703 (add_graph_edge): Don't deal with predecessors.
21704 (build_constraint_graph): Removed.
21705 (build_pred_graph): New function.
21706 (build_succ_graph): Ditto.
21707 (struct scc_info): Removed in_component. Added roots, dfs, and
21708 node_mapping. Remove visited_index, unification_queue.
21709 (scc_visit): Deal with union-find we do now.
21710 Deal with cycles with REF nodes.
21711 (collapse_nodes): Renamed and rewritten to ...
21712 (unify_nodes): This.
21713 (process_unification_queue): Removed.
21714 (topo_visit): Cleanup
21715 (do_da_constraint): Use find.
21716 (do_sd_constraint): Ditto.
21717 (do_ds_constraint): Ditto.
21718 (do_complex_constraint): Ditto.
21719 (init_scc_info): Update for removed and added members.
21720 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21721 (find_indirect_cycles): This.
21722 (equivalence_class): New variable.
21723 (label_visit): New function.
21724 (perform_variable_substitution): Rewritten.
21725 (free_var_substitution_info): New function.
21726 (find_equivalent_node): Ditto.
21727 (move_complex_constraints): Ditto.
21728 (eliminate_indirect_cycles): Ditto.
21729 (solve_graph): Only propagate changed bits.
21730 Use indirect cycle elimination.
21732 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21733 (tree_id_eq): Renamed to ...
21734 (tree_vi_eq): This. Update for member change
21735 (insert_id_for_tree): Renamed and rewritten to ...
21736 (insert_vi_for_tree): This.
21737 (lookup_id_for_tree): Renamed and rewritten to ...
21738 (lookup_vi_for_tree): This.
21739 (get_id_for_tree): Renamed and rewritten to ...
21740 (get_vi_for_tree): Ditto.
21741 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21742 (process_constraint): Don't handle INCLUDES.
21743 Remove special ADDRESSOF case.
21744 (find_func_aliases): Rewrite to use vi functions instead of id
21746 (create_function_info_for): Ditto.
21747 (create_variable_info_for): Ditto.
21748 (intra_create_variable_infos): Ditto.
21749 (merge_smts_into): Ditto.
21750 (find_what_p_points_to): Ditto.
21751 (init_base_vars): Ditto.
21752 (init_alias_vars): Ditto.
21753 (remove_preds_and_fake_succs): New function.
21754 (dump_sa_points_to_info): Dump new stats.
21755 (dump_solution_for_var): Use find.
21756 (set_used_smts): Fix formatting.
21757 (compute_points_to_sets): Updated for new functions.
21758 (ipa_pta_execute): Ditto.
21760 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21761 Richard Sandiford <richard@codesourcery.com>
21763 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21765 * calls.c (expand_call): If the return value is a PARALLEL,
21766 extract its first member.
21767 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21768 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21769 use FUNCTION_EXTRA_EPILOGUE.
21770 (m68k_function_value): Return a PARALLEL if the return value
21771 is of a pointer type.
21772 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21773 (FUNCTION_EXTRA_EPILOGUE): Remove.
21774 * config/m68k/m68k.md (D0_REG): New constant.
21776 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21778 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21779 output a NOP for empty epilogues.
21781 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21783 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21784 before function. Extend register save check to include all
21785 registers, not just integer ones.
21787 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21789 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21790 (m68k_use_return_insn): ...this.
21791 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21792 * config/m68k/m68k.c (use_return_insn): Rename to...
21793 (m68k_use_return_insn): ...this.
21794 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21795 of USE_RETURN_INSN.
21797 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21799 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21800 nearest even, fix denormal rounding overflow.
21802 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21804 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21805 f%$smove and f%$move.
21806 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21807 (extendsfdf2_cf): Use fdmove instead of f%&move.
21808 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21809 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21811 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21813 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21816 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21818 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21819 (coldfire_single_format): Declare.
21820 (coldfire_double_format): Likewise.
21821 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21822 of qnan_msb_set to determine the lower bits of a canonical
21824 (encode_ieee_double): Likewise.
21825 (encode_ieee_quad): Likewise.
21826 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21827 (mips_single_format): Likewise.
21828 (ieee_double_format): Likewise.
21829 (mips_double_format): Likewise.
21830 (ieee_extended_motorola_format): Likewise.
21831 (ieee_extended_intel_96_format): Likewise.
21832 (ieee_extended_intel_128_format): Likewise.
21833 (ieee_extended_intel_96_round_53_format): Likewise.
21834 (ibm_extended_format): Likewise.
21835 (mips_extended_format): Likewise.
21836 (ieee_quad_format): Likewise.
21837 (mips_quad_format): Likewise.
21838 (vax_f_format): Likewise.
21839 (vax_d_format): Likewise.
21840 (vax_g_format): Likewise.
21841 (i370_single_format): Likewise.
21842 (i370_double_format): Likewise.
21843 (decimal_single_format): Likewise.
21844 (decimal_double_format): Likewise.
21845 (decimal_quad_format): Likewise.
21846 (c4x_single_format): Likewise.
21847 (c4x_extended_format): Likewise.
21848 (real_internal_format): Likewise.
21849 (coldfire_single_format): New real_format.
21850 (coldfire_double_format): Likewise.
21851 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21852 canonical_nan_lsbs_set.
21853 (pdp11_d_format): Likewise.
21854 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21855 if TARGET_COLDFIRE_CPU.
21857 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21859 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21860 (output_call, m68k_legitimize_call_address): Declare.
21861 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21862 parenthesees. Add support for a 'W' constraint.
21863 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21864 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21865 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21866 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21868 (override_options): Initialize them. Do not set flag_no_function_cse
21869 for TARGET_ID_SHARED_LIBRARY.
21870 (m68k_output_pic_call): Delete.
21871 (m68k_legitimize_call_address): New function.
21872 (print_operand): Remove the %o prefix. Handle the %p prefix.
21873 (output_call): New function.
21874 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21875 target address from the GOT if symbolic jumps are not allowed.
21876 * config/m68k/m68k.md (call, general_operand): Do not set
21877 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21878 Merge separate flag_pic and !flag_pic define_insns into...
21879 (*call, *call_value): ...these new patterns. Match the address
21880 rather than the containing MEM and require it to be a call_operand.
21881 Use output_call to generate the asm template.
21882 * config/m68k/predicates.md (const_call_operand): New predicate.
21883 (call_operand): Likewise.
21885 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21887 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21888 (STACK_GROWS_DOWNWARD): Define to 1.
21889 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21890 comments, emphasizing that these values are only defaults.
21891 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21892 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21894 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21896 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21898 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21899 Richard Sandiford <richard@codesourcery.com>
21901 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21902 (FP_REGNO_P): New macros.
21903 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21904 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21905 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21906 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21908 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21910 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21911 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21913 * config/m68k/t-floatlib: New file, extracting common code from...
21914 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21915 * config/m68k/t-uclinux: Here.
21916 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21917 routines on ColdFire targets.
21919 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21921 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21922 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21923 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21924 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21925 explicitly set MOTOROLA to 1.
21926 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21928 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21929 Nathan Sidwell <nathan@codesourcery.com>
21931 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21932 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21933 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21934 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21935 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21936 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21937 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21938 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21939 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21940 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21941 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21942 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21943 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21944 (DBX_REGISTER_NUMBER): Delete.
21945 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21946 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21947 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21949 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21951 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21952 * config/flat.h: New file.
21953 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21954 OBJECT_FORMAT_FLAT.
21955 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21956 indirect references for -msep-data or -mid-shared-library.
21957 Do not use PC-relative code addresses either.
21958 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21960 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21961 for shared libraries and crt1.o for executables. Use crti.o and
21963 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21964 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21965 Do not add -elf2flt or -shared-lib-id options here.
21966 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21967 Pass -shared-lib-id if -mid-shared-library, taking the library
21968 identifier from -mshared-library-id if given, otherwise
21970 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21971 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21972 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21973 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21974 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21975 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21977 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21978 jump sequence for ISA A and ISA A+.
21979 (PICJUMP): Likewise.
21981 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21983 * config.gcc (m68k-*-uclinux*): Base the port on the common
21984 and m68k GNU/Linux files rather than on the generic ELF ones.
21985 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21986 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21988 2007-01-18 Julian Brown <julian@codesourcery.com>
21989 Richard Sandiford <richard@codesourcery.com>
21991 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21992 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21993 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21995 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21996 80 unconditionally.
21997 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21999 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22001 * doc/install.texi: Document m68k-uclinuxoldabi.
22002 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
22003 * config/m68k/uclinux-oldabi.h: New file, copied from
22004 config/m68k/uclinux.h.
22006 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
22008 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
22009 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
22010 (m32r_compute_frame_size): Use unsigned for regno.
22011 (m32r_reload_lr): Use gen_frame_mem.
22013 (m32r_output_function_epilogue): Don't output the function epilogue
22015 (m32r_expand_epilogue): New.
22016 (direct_return): Return false if the function has the interrupt
22018 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22019 * config/m32r/m32r.md (epilogue): New expander.
22020 (return_lr, return_rte): New insns.
22021 (return): Make it expander.
22022 (return_normal): New expander.
22024 2007-01-18 Josh Conner <jconner@apple.com>
22027 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22028 support for UNLE, UNLT, UNGE, and UNGT.
22030 2007-01-18 Jan Hubicka <jh@suse.cz>
22032 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22033 * tree-tailcall (add_virtual_phis): Likewise.
22034 (optimize_tail_call): Return TODOs.
22035 (execute_tail_calls): Return TODOs.
22036 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22037 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22039 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22040 Cleanup cfg using TODO.
22041 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22042 * passes.c (execute_function_todo): When cleanup did something, remove
22044 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22045 (make_edges): Don't cleanup_cfg.
22047 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
22049 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
22050 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
22051 operate on the top of stack.
22052 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
22053 register handling of instructions that output to the second
22055 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
22056 (move_for_stack_reg): Special-case check for dead destination
22057 stack slot for constant load of 1.0 inside UNSPEC_TAN.
22059 * config/i386/i386.md (UNSPEC_TAN): New constant.
22060 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
22061 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
22062 to correctly model move of constant 1.0 to top stack slot.
22063 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
22064 (unnamed peephole2 pattern): Remove corresponding peephole2
22065 pattern that optimizes tan insn and loading of constant 1.0.
22066 (tanxf2): Use fptanxf4_i387.
22067 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
22068 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
22069 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22070 disable patterns for SSE math.
22071 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
22072 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
22074 2007-01-18 Dirk Mueller <dmueller@suse.de>
22075 Richard Guenther <rguenther@suse.de>
22078 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
22079 * common.opt (Warray-bounds): Add new warning option.
22080 * c-opts.c (c_common_handle_option): Define -Warray-bounds
22082 * Makefile.in: make tree-vrp.o depend on toplev.h
22083 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
22085 (check_array_refs, check_array_bounds, check_array_ref): New.
22087 2007-01-18 Jan Hubicka <jh@suse.cz>
22089 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
22090 (execute_ssa_ccp): Return flags conditionally.
22091 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
22093 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
22095 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
22097 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
22098 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
22100 * Makefile.c (GTFILES): Add cfglayout.h.
22101 * gengtype.c (open_base_files): Likewise.
22102 * cfglayout.c (cfg_layout_function_footer,
22103 cfg_layout_function_header) Reindent to make gengtype happy.
22104 * cfglayout.h (cfg_layout_function_footer,
22105 cfg_layout_function_header): Add GTY(()) marker.
22107 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
22109 2007-01-18 Ben Elliston <bje@au.ibm.com>
22111 * genautomata.c (write_automata): Include xstrerror output in the
22112 error message if writing the DFA description file fails.
22114 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
22116 * config/mips/mips-protos.h (mips_output_external): Make it
22118 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
22119 * config/mips/mips.c (irix_output_external_libcall): Likewise.
22120 (extern_list): Likewise.
22121 (extern_head): Likewise.
22122 (TARGET_ASM_FILE_END): Likewise.
22123 (mips_file_end): Likewise.
22124 (mips_output_external): Rewritten.
22126 2007-01-18 Ben Elliston <bje@au.ibm.com>
22128 * genpreds.c (write_insn_preds_c): Only write out the function
22129 body for regclass_for_constraint if we have register constraints.
22131 2007-01-17 Tom Tromey <tromey@redhat.com>
22133 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
22134 * doc/install.texi (Testing): Use sourceware.org.
22135 (Binaries): Likewise.
22136 (Specific): Likewise.
22137 * doc/contrib.texi (Contributors): Use sourceware.org.
22139 2007-01-17 Anatoly Sokolov <aesok@post.ru>
22141 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
22142 (AVR_ENHANCED): Rename to ...
22143 (AVR_HAVE_MUL): ... new.
22144 (avr_enhanced_p): Rename to ...
22145 (avr_have_mul_p): ... new.
22146 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
22147 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
22148 * config/avr/avr.c (avr_enhanced_p): Rename to ...
22149 (avr_have_mul_p): ... new.
22150 (base_arch_s): Rename 'enhanced' to 'have_mul'.
22151 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
22152 'avr_enhanced_p' and 'enhanced'.
22153 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
22154 AVR_HAVE_MUL instead of AVR_ENHANCED.
22155 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22156 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
22157 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
22158 instead of AVR_ENHANCED.
22159 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22160 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
22161 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
22163 2007-01-17 Ian Lance Taylor <iant@google.com>
22165 * vec.h (VEC_reserve_exact): Define.
22166 (vec_gc_p_reserve_exact): Declare.
22167 (vec_gc_o_reserve_exact): Declare.
22168 (vec_heap_p_reserve_exact): Declare.
22169 (vec_heap_o_reserve_exact): Declare.
22170 (VEC_OP (T,A,reserve_exact)): New static inline function, three
22172 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
22173 negative parameter.
22174 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
22175 (VEC_OP (T,A,copy)) [all versions]: Likewise.
22176 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
22177 * vec.c (calculate_allocation): Add exact parameter. Change all
22179 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
22180 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
22181 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
22182 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
22183 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
22184 (vec_heap_p_reserve_exact): New function.
22185 (vec_heap_o_reserve_exact): New function.
22187 2007-01-17 Jan Hubicka <jh@suse.cz>
22189 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
22191 2007-01-17 Eric Christopher <echristo@apple.com>
22193 * config.gcc: Support core2 processor.
22195 2007-01-16 Jan Hubicka <jh@suse.cz>
22197 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
22198 the names, just unlink the chain so we don't crash on dangling
22202 2007-01-16 Jan Hubicka <jh@suse.cz>
22204 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
22205 * tree-pass.h: Reorder to make IPA passes appear toegher.
22206 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
22208 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
22209 parameters, do not call early inliner.
22210 * ipa-inline.c: Update comments. Include tree-flow.h
22211 (cgraph_decide_inlining): Do not compute inlining parameters.
22212 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
22213 be called with function context set up.
22214 (pass_ipa_inline): Remove unreachable functions before pass.
22215 (cgraph_early_inlining): Simplify assuming to be called from the
22217 (pass_early_inline): New pass.
22218 (cgraph_gate_ipa_early_inlining): New gate.
22219 (pass_ipa_early_inline): Turn into simple wrapper.
22220 (compute_inline_parameters): New function.
22221 (gate_inline_passes): New gate.
22222 (pass_inline_parameters): New pass.
22223 (apply_inline): Move here from tree-optimize.c
22224 (pass_apply_inline): New pass.
22225 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
22227 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
22228 doing them by hand.
22229 (tree_function_versioning): Do not allocate dummy struct function.
22230 * tree-inline.h (optimize_inline_calls): Update prototype.
22231 * tree-optimize.c (execute_fixup_cfg): Export.
22232 (pass_fixup_cfg): Remove
22233 (tree_rest_of_compilation): Do not apply inlines.
22234 * tree-flow.h (execute_fixup_cfg): Declare.
22235 * Makefile.in (gt-passes.c): New.
22236 * passes.c: Include gt-passes.h
22237 (init_optimization_passes): New passes.
22238 (nnodes, order): New static vars.
22239 (do_per_function_toporder): New function.
22240 (execute_one_pass): Dump current pass here.
22241 (execute_ipa_pass_list): Don't dump current pass here.
22243 2007-01-16 Janis Johnson <janis187@us.ibm.com>
22245 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
22246 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
22248 2007-01-16 David Edelsohn <edelsohn@gnu.org>
22250 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
22251 (strong_alias): Define.
22252 (__gcc_qmul): Provide non-FMA for soft-float.
22253 (__gcc_qdiv): Same.
22258 (__gcc_qunord): New.
22268 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
22269 soft-float functions.
22270 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
22271 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
22272 about long double soft float.
22274 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
22275 Tehila Meyzels <tehila@il.ibm.com>
22277 * tree-vectorizer.h (is_pattern_stmt_p): New.
22278 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
22279 formatting (tabs instead of spaces). Cleanup and clarify setting
22280 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
22281 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
22282 (vectorizable_type_demotion): Check that types are integral.
22283 (vectorizable_type_promotion): Likewise.
22284 (vectorizable_store): Fix typo. Eliminate new-line at end of
22287 2007-01-16 Jan Hubicka <jh@suse.cz>
22289 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
22292 2007-01-15 Eric Christopher <echristo@apple.com>
22294 * ifcvt.c: Include vec.h, vecprim.h.
22295 (check_cond_move_block): New argument regs.
22296 Reorganize. Add registers used to regs.
22297 (cond_move_process_if_block): Use regs set above as
22300 2007-01-15 Eric Christopher <echristo@apple.com>
22302 * config/darwin.h: Update copyright.
22303 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22304 (LINK_COMMAND_SPEC): Add -u.
22305 (LINK_SPEC): Fix umbrella for above.
22307 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22309 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22312 2007-01-15 Tom Tromey <tromey@redhat.com>
22314 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22315 * doc/install.texi (Testing): Don't mention jacks.
22316 (Configuration): Document --enable-java-maintainer-mode. Move
22317 --with-java-home to libgcj-specific section. Document
22319 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22321 2007-01-15 Jan Hubicka <jh@suse.cz>
22323 * tree-ssa-dce.c (DCE_TODOs): New.
22324 (propagate_necessity): Return if something changed.
22325 (eliminate_unnecessary_stmts): Likewise.
22326 (perform_tree_ssa_dce): Return TODO flags when needed.
22327 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22329 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22331 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22332 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22333 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22334 patterns using X87MODEF12 mode macro. Extend operand 1
22335 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22336 (log10<mode>2): Ditto.
22337 (log2<mode>2): Ditto.
22338 (log1p<mode>2): Ditto.
22339 (logb<mode>2): Ditto.
22340 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22341 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22342 (*fxtractxf3_i387): Rename from *fxtractxf3.
22343 (fxtract_extend<mode>xf3_i387): New insn pattern.
22344 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22345 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22346 and gen_fyl2xxf3_i387().
22348 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22350 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22351 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22352 get_loop_exit_edges. Changed return type to bool.
22353 * cfgloop.h (fix_loop_placement): Declaration removed.
22355 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22357 * param.h (MIN_VECT_LOOP_BOUND): New.
22358 * params.def (MIN_VECT_LOOP_BOUND): New.
22359 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22360 argument - minimum threshold for number of iterations.
22361 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22362 argument to declaration.
22363 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22364 MIN_VECT_LOOP_BOUND.
22365 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22366 slpeel_tree_peel_loop_to_edge with additional argument.
22367 (vect_do_peeling_for_alignment): Likewise.
22368 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22370 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22373 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22374 operands of size 1.
22376 2007-01-14 Jan Hubicka <jh@suse.cz>
22378 * tree-dfa.c (remove_referenced_var): New function.
22379 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22380 prune referenced vars list too.
22381 * tree-flow.h (remove_referenced_var): Declare.
22383 2007-01-14 Jan Hubicka <jh@suse.cz>
22385 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22387 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22388 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22389 * except.h (verify_eh_throw_table_statements): Kill prototype.
22390 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22391 into call exrepssions.
22392 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22394 * tree-cfg.c: Include pointer-set.h.
22395 (verify_node_sharing): Work on pointer set.
22396 (verify_eh_throw_stmt_node): New.
22397 (verify_stmts): Use pointers sets, verify throw_stmt.
22399 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22401 * ipa-reference.c (analyze_function): Consider also addresses taken
22404 2007-01-12 Roger Sayle <roger@eyesopen.com>
22406 * c-typeck.c (null_pointer_constant_p): Replace use of
22407 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22408 (build_c_cast): Likewise.
22410 2007-01-12 Roger Sayle <roger@eyesopen.com>
22412 * tree.h (force_fit_type_double): Remove unused final argument.
22413 * c-common.c (constant_expression_warning): Replace use of
22414 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22415 (convert_and_check): Likewise.
22416 (shorten_compare): Update call to force_fit_type_double.
22417 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22418 * convert.c (convert_to_pointer): Update call to
22419 force_fit_type_double.
22420 * fold-const.c (force_fit_type_double): Remove overflowed_const
22422 (int_const_binop, fold_convert_const_int_from_int,
22423 fold_convert_const_int_from_real, fold_div_compare,
22424 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22425 fold_abs_const, fold_not_const): Remove the final argument from
22426 calls to force_fit_type_double.
22428 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22430 * configure.ac: Set insn to "nop" for spu-*-* also.
22431 * configure: Regenerate.
22433 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22435 * builtins.def : Add BUILT_IN_FREE.
22437 2007-01-12 Jan Hubicka <jh@suse.cz>
22439 PR tree-optimization/30443
22440 * tree-inline.c (tree_function_versioning): Do not optimize when
22441 cloning for inlining.
22443 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22445 * doc/loop.texi: Document recording of loop exits.
22446 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22447 (update_single_exits_after_duplication,
22448 update_single_exit_for_duplicated_loop,
22449 update_single_exit_for_duplicated_loops): Removed.
22450 (duplicate_loop_to_header_edge): Do not call
22451 update_single_exits_after_duplication and
22452 update_single_exit_for_duplicated_loops.
22453 (loop_version): Do not update single_exit information.
22454 (fix_loop_structure): Use record_loop_exits instead of
22455 mark_single_exit_loops.
22456 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22457 the lists of loop exits.
22458 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22459 split_edge, merge_blocks): Update the lists of loop exits.
22460 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22461 loop_optimizer_init.
22462 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22463 of mark_single_exit_loops.
22464 (loop_optimizer_finalize): Call release_recorded_exits.
22465 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22466 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22467 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22468 update single exit information.
22469 * lambda-code.c (perfect_nestify): Ditto.
22470 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22471 (mark_single_exit_loops): Removed.
22472 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22473 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22474 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22476 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22477 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22478 (verify_loop_structure): Verify consistency of the exit lists.
22479 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22480 (set_single_exit): Removed.
22481 * cfgloop.h (struct loop_exit): New function.
22482 (struct loop): single_exit_ field replaced by exits field.
22483 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22484 LOOPS_HAVE_RECORDED_EXITS.
22485 (struct loops): Added exits hash.
22486 (mark_single_exit_loops, set_single_exit): Declaration removed.
22487 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22489 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22491 * doc/invoke.texi: Avoid use of @headitem.
22493 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22495 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22497 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22499 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22502 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22503 Richard Sandiford <richard@codesourcery.com>
22505 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22506 * config/m68k/m68k.opt: Resort options.
22507 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22509 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22510 Richard Sandiford <richard@codesourcery.com>
22512 * doc/invoke.texi: Document the macros that are defined by
22513 m68k's -mtune and -mhard-float options.
22514 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22515 (m68k_cpp_cpu_family): Likewise.
22516 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22517 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22518 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22519 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22520 (m68k_cpp_cpu_family): Likewise.
22522 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22524 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22525 macros besides mc68000 as tuning macros. Use a switch statement
22526 to set them and mcpu32.
22528 2007-01-12 Julian Brown <julian@codesourcery.com>
22530 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22531 (TARGET_68040_ONLY): Rename to...
22532 (TARGET_68040): ...this.
22533 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22534 * config/m68k/m68k.md: Likewise.
22536 2007-01-12 Julian Brown <julian@codesourcery.com>
22537 Nathan Sidwell <nathan@codesourcery.com>
22538 Richard Sandiford <richard@codesourcery.com>
22540 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22541 the -mcpu= argument associated with the --with-cpu setting.
22542 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22543 if different from the one implied by the -mcpu setting.
22544 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22545 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22546 * doc/invoke.texi: Mention ColdFire in the introduction to the
22547 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22548 -mno-div and -mhard-float options. Make -m68881 a synonym for
22549 -mhard-float. Document the previously-undocumented -m5206e,
22550 -m528x, -m5307 and -m5407 options. Tweak the existing option
22551 documentation for consistency.
22552 * doc/install.texi: Mention new --with-cpu arguments.
22553 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22554 default CPU if neither -mcpu nor -march are specified.
22555 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22556 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22557 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22558 using m68k_tune to decide between families that implement the
22559 same ISA. Use m68k_tune to set __mcfv4e__.
22560 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22561 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22562 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22563 (FL_ISA_C, FL_ISA_MMU): New macros.
22564 (MASK_COLDFIRE): Delete.
22565 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22566 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22567 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22568 (TARGET_HARD_FLOAT): Do not define here.
22569 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22570 (TUNE_68000): New macro.
22571 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22572 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22573 (TUNE_CFV2): Redefine in terms of m68k_tune.
22574 (uarch_type, target_device, fpu_type): New enums.
22575 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22576 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22577 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22578 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22579 (FL_FOR_isa_c): New macros.
22580 (m68k_isa): New enum.
22581 (m68k_target_selection): New structure.
22582 (all_devices, all_isas, all_microarchs): New tables.
22583 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22584 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22585 (MASK_ALL_CPU_BITS): Delete.
22586 (m68k_find_selection): New function.
22587 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22588 Map the legacy target options to a combination of the new ones.
22589 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22590 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22591 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22593 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22594 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22596 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22597 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22598 * config/m68k/m68k-devices.def: New file.
22600 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22601 Nathan Sidwell <nathan@codesourcery.com>
22603 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22604 (SUBTARGET_EXTRA_SPECS): New macros.
22605 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22606 use %(asm_cpu_spec) instead.
22607 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22608 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22609 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22610 (EXTRA_SPECS): Rename to...
22611 (SUBTARGET_EXTRA_SPECS): ...this.
22613 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22614 Richard Sandiford <richard@codesourcery.com>
22615 Julian Brown <julian@codesourcery.com>
22617 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22618 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22619 to the configuration's default CPU.
22620 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22621 Remove default masks.
22622 (m680[012]0-*-*): Set the default with_cpu to the first part of
22624 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22625 (m68k*-*-linux): Extend the --with-cpu handling to...
22626 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22627 and m68010. Don't set target_cpu_default2.
22628 * doc/install.texi: Document --with-cpu for m68k.
22629 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22630 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22631 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22632 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22633 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22634 (ASM_SPEC): Remove use of %(asm_cpu_default).
22635 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22636 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22637 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22638 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22639 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22640 (TARGET_DEFAULT): Delete.
22641 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22642 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22643 (CPP_CPU_SPEC): Delete.
22644 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22645 the appropriate string.
22646 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22647 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22648 (ASM_SPEC): Don't use %(asm_default_spec).
22649 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22650 TARGET_DEFAULT and add MASK_68881.
22651 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22653 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22655 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22656 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22657 MASK_68010 alongside MASK_68020.
22658 * doc/invoke.texi: Document -m68010.
22659 * config/m68k/m68k.opt (m68010): New.
22660 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22662 (TUNE_68010): New macro.
22663 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22664 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22665 (M68K_CPU_m68332): Add MASK_68010.
22666 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22667 fallback definition.
22668 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22670 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22671 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22672 to all entries that use MASK_68020.
22673 (output_move_simode_const, output_move_himode, output_move_qimode)
22674 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22675 instead of TARGET_68020 to select clr behavior. Remove comment
22676 about there being no TARGET_68010.
22677 * config/m68k/m68k.md: Likewise throughout.
22679 2007-01-12 Julian Brown <julian@codesourcery.com>
22681 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22682 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22683 * config/m68k/m68k.md: Likewise.
22685 2007-01-12 Julian Brown <julian@codesourcery.com>
22687 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22688 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22690 2007-01-12 Julian Brown <julian@codesourcery.com>
22692 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22693 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22694 * config/m68k/m68k.md: Likewise.
22696 2007-01-12 Julian Brown <julian@codesourcery.com>
22697 Richard Sandiford <richard@codesourcery.com>
22699 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22700 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22701 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22703 (TARGET_CPU32): Rename to...
22704 (TUNE_CPU32): ...this.
22705 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22706 (TUNE_CFV2): New macros.
22707 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22708 remove conditions that are implied by TARGET_68020.
22709 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22710 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22711 (m68k_output_function_epilogue): Likewise.
22712 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22713 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22714 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22715 non-68000 timings. Refactor multiplication and division costs.
22716 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22717 TUNE_CPU32 instead of TARGET_CPU32.
22718 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22719 and TUNE_68060 instead of TARGET_68060.
22720 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22721 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22723 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22724 && !TARGET_COLDFIRE" to choose between moveq and clr.
22725 Likewise in the unnamed movsf pattern.
22726 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22727 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22730 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22732 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22733 of tabbing before backslashes.
22735 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22737 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22738 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22739 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22741 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22743 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22744 find_interesting_uses_cond.
22745 (find_interesting_uses_cond): Use extract_cond_operands.
22746 (rewrite_use_compare): Use extract_cond_operands and
22747 force_gimple_operand_bsi. Do not call update_stmt.
22748 (determine_use_iv_cost_condition): Use extract_cond_operands.
22749 Return cheaper of using original bound and changing the exit bound.
22751 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22753 PR tree-optimization/29516
22754 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22755 most_expensive_mult_to_index, addr_to_parts,
22756 create_mem_ref, maybe_fold_tmr): Make the type of
22757 fields of TARGET_MEM_REF sizetype.
22758 (move_fixed_address_to_symbol, move_pointer_to_base):
22760 * tree.def (TARGET_MEM_REF): Add comment on types of
22763 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22765 * c-common.c (vector_types_convertible_p): Treat opaque types as
22766 always convertible if they have the same size, but not otherwise.
22768 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22770 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22771 Remove the b_unconditional field.
22772 (noce_try_sign_mask): Do not look at b_unconditional.
22773 (noce_process_if_block): Do not use merge_if_blocks. Update
22774 the CFG here. Do not set b_unconditional.
22775 (cond_move_process_if_block): Likewise.
22776 (find_cond_trap): Likewise.
22777 (check_cond_move_block): Require simple jump insns at the end
22778 of the basic block.
22780 2007-01-11 Jan Hubicka <jh@suse.cz>
22782 PR tree-optimization/1046
22783 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22784 when alias info is not ready.
22785 (pass_tail_recursion): Do not require aliasing.
22786 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22787 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22788 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22789 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22790 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22791 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22792 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22794 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22795 When aliasing is not build, mark statement as volatile.
22797 2007-01-11 Tom Tromey <tromey@redhat.com>
22799 PR preprocessor/15185, PR preprocessor/20989:
22800 * doc/cppopts.texi <-MT>: Update description of algorithm for
22801 computing default target.
22802 <-M, -MD>: Reword "basename" text.
22804 2007-01-11 Roger Sayle <roger@eyesopen.com>
22806 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22807 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22808 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22809 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22810 fold_builtin_bswap, real_constp, fold_builtin_pow,
22811 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22812 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22813 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22814 * convert.c (convert_to_pointer): Likewise.
22815 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22816 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22817 const_binop, fold_convert_const_int_from_int,
22818 fold_convert_const_int_from_real,
22819 fold_convert_const_real_from_real, sign_bit_p,
22820 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22821 fold_sign_changed_comparison, fold_unary, fold_comparison,
22822 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22823 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22824 * print-tree.c (print_node_brief, print_node): Likewise.
22825 * stor-layout.c (place_field, layout_type): Likewise.
22826 * tree-chrec.c (keep_cast): Likewise.
22827 * tree.c (build_vector, build_real, build_real_from_int_cst,
22828 build_complex): Likewise.
22830 2007-01-11 Roger Sayle <roger@eyesopen.com>
22832 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22833 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22835 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22837 * configure.ac (strict1_warn): Rename to strict_warn.
22838 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22839 cc_set_by_configure, quoted_cc_set_by_configure,
22840 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22841 all_boot_languages, all_stagestuff): Remove.
22842 (target_list): Remove bootstrap targets.
22843 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22844 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22845 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22846 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22847 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22848 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22849 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22850 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22851 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22852 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22853 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22854 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22855 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22856 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22857 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22858 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22859 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22860 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22861 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22862 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22863 (mostlyclean): Adjust.
22864 (clean, distclean): Don't mention bootstrap stuff.
22865 * configure: Regenerate.
22866 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22867 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22868 treelang/config-lang.in (stagestuff): Remove.
22869 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22870 stageprofile, stagefeedback, stagestuff): Remove mention.
22872 2007-01-11 Nick Clifton <nickc@redhat.com>
22874 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22876 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22877 (mcore_arith_K_S_operand): Run the test for the S constraint not
22878 the test for the M constraint.
22879 (mcore_addsub_operand): Do not accept integer values that are
22880 larger than 32 bits.
22881 * config/mcore/mcore.md: Remove unused constraints from split.
22882 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22883 (addsi3): Likewise.
22884 (allocate_stack): Likewise.
22885 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22886 operands to 32 bits.
22887 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22889 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22890 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22891 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22892 mcore_output_bclri, mcore_output_andn, output_inline_const,
22893 mcore_output_move, mcore_output_movedouble): Likewise.
22894 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22895 (output_inline_const): Likewise.
22896 (output_inline_const): Fix format strings used in sprintf
22898 * config/mcore/mcore-protos.h: Update prototypes for changed
22899 functions in mcore.c.
22900 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22901 HOST_WIDE_INT and not int.
22902 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22903 CONST_OK_FOR_N): Likewise.
22904 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22905 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22908 2007-01-10 Jan Hubicka <jh@suse.cz>
22910 * tree-vrp.c (remove_range_assertions): Release defs.
22911 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22912 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22914 2007-01-10 Paul Brook <paul@codesourcery.com>
22916 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22917 * config/arm/arm.md (mulsi3subsi): New insn.
22919 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22921 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22922 (tree_transform_and_unroll_loop): New.
22923 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22926 2007-01-10 Robert Kennedy <jimbob@google.com>
22928 * fold-const.c (fold_comparison): Fold comparisons like (x *
22929 1000 < 0) to (x < 0).
22931 2007-01-10 Ian Lance Taylor <iant@google.com>
22933 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22934 operands have the same priority.
22936 2007-01-10 Tom Tromey <tromey@redhat.com>
22938 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22939 (fold_binary): Likewise.
22940 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22941 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22942 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22943 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22944 * langhooks.h (struct lang_hooks): Removed field
22945 'can_use_bit_fields_p'.
22947 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22949 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22951 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22953 * function.c (get_last_funcdef_no): New function.
22954 * function.h (get_last_funcdef_no): Declare.
22955 * tree-inline.c (initialize_cfun): Add initialization.
22956 (tree_function_versioning): Cleanup.
22958 2007-01-10 Jan Hubicka <jh@suse.cz>
22960 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22963 2007-01-10 Sa Liu <saliu@de.ibm.com>
22964 Ben Elliston <bje@au.ibm.com>
22966 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22967 for SAVE_NONLOCAL and Pmode for any other save level.
22968 * spu-protos.h (spu_restore_stack_block): Declare.
22969 * spu.md (save_stack_block): Remove.
22970 (restore_stack_block): Call spu_restore_stack_block.
22971 * spu.c (spu_restore_stack_block): New function.
22972 (spu_expand_epilogue): Remove old comment.
22974 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22976 PR tree-optimization/30322
22977 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22978 (cand_value_at): Return the value as aff_tree.
22979 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22980 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22981 aff_combination_mult): New functions.
22982 (aff_combination_add): Use aff_combination_add_cst.
22983 (aff_combination_convert): Allow conversions to a wider type.
22984 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22985 * tree-affine.h (aff_combination_mult): Declare.
22987 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22989 * doc/tm.texi: Update documentation to reflect reality of exec
22990 and start file search behaviours. Update copyright year.
22991 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22992 header file directories.
22994 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22996 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22997 (*cosxf2): Rename to cosxf2_i387.
22998 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22999 using X87MODEF12 mode macro. Rename patterns to
23000 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
23002 (*cosdf2, *cossf2): Ditto.
23003 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
23004 to match extended input operands.
23005 (sincos<mode>3): New expander.
23006 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
23007 insn patterns and corresponding splitters.
23009 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
23011 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
23012 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
23014 2007-01-09 Nicolas Pitre <nico@cam.org>
23017 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23019 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23021 * target.h (struct gcc_target): New field library_rtti_comdat.
23022 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23023 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23024 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23025 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23027 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23029 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23031 2007-01-08 Richard Guenther <rguenther@suse.de>
23033 * tree.h (force_fit_type_double): Export.
23034 (force_fit_type): Remove.
23035 * fold-const.c (force_fit_type_double): New function.
23036 (force_fit_type): Remove.
23037 (int_const_binop): Use it.
23038 (fold_convert_const_int_from_int): Likewise.
23039 (fold_convert_const_int_from_real): Likewise.
23040 (fold_div_compare): Likewise.
23041 (fold_sign_changed_comparison): Likewise.
23042 (fold_unary): Likewise.
23043 (fold_negate_const): Likewise.
23044 (fold_abs_const): Likewise.
23045 (fold_not_const): Likewise.
23046 * c-common.c (shorten_compare): Use force_fit_type_double.
23047 * convert.c (convert_to_pointer): Likewise.
23049 2007-01-08 Richard Guenther <rguenther@suse.de>
23051 * tree.h (build_int_cst_wide_type): Export.
23052 * tree.c (build_int_cst_wide_type): New function.
23053 (build_int_cst_wide): Fix comment.
23054 * builtins.c (fold_builtin_object_size): Use build_int_cst
23055 to build -1 or 0 of the correct type. Use fit_double_type
23056 to check for overflow.
23057 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
23059 (decode_field_reference): Likewise.
23060 (all_ones_mask_p): Likewise.
23061 (native_interpret_int): Use build_int_cst_wide_type.
23062 (fold_binary): Use build_int_cst_type to build an all-ones
23064 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
23066 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
23068 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
23070 2007-01-09 Ben Elliston <bje@au.ibm.com>
23072 * genautomata.c (STATS_OPTION): New option.
23073 (stats_flag): New flag.
23074 (gen_automata_option): Handle it.
23075 (initiate_automaton_gen): Ditto.
23076 (write_automata): Output statistics only if stats_flag is
23077 set. Likewise, output time statistics only if time_flag is set.
23078 * doc/md.texi (Processor pipeline description): Document new flag.
23080 2007-01-08 Richard Guenther <rguenther@suse.de>
23082 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
23083 * tree.c (build_int_cst_type): Likewise.
23084 (size_in_bytes): Don't call force_fit_type on the result.
23085 (int_fits_type_p): Use fit_double_type.
23086 * fold-const.c (fit_double_type): New function.
23087 (force_fit_type): Use it.
23088 * tree.h (fit_double_type): Export.
23090 2007-01-08 Jan Hubicka <jh@suse.cz>
23092 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
23093 * ipa.c (function_and_variable_visibility): Fix return type.
23095 2007-01-08 Richard Guenther <rguenther@suse.de>
23097 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
23098 of offset to build the index.
23099 * tree-pretty-print.c (dump_generic_node): Don't build negated
23100 const just for printing.
23101 * c-pretty-print.c (pp_c_integer_constant): Likewise.
23102 * builtins.c (fold_builtin_int_roundingfn): Check if result
23103 fits the type by using force_fit_type and comparing the result.
23104 * predict.c (predict_loops): Use compare_tree_int for comparison.
23105 * tree.c (build_int_cst): Fall back to integer_type_node for
23107 (build_int_cst_wide): Assert type is non-null.
23109 2007-01-08 Roberto Costa <roberto.costa@st.com>
23111 * tree-vrp.c (extract_range_from_cond_expr): New.
23112 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
23113 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
23115 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
23116 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
23117 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
23118 used as expressions.
23119 * tree-object-size.c (cond_expr_object_size): New.
23120 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
23122 2007-01-08 Jan Hubicka <jh@suse.cz>
23124 * tree-ssa-forwprop.c (forward_propagate_into_cond,
23125 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
23128 2007-01-08 Richard Guenther <rguenther@suse.de>
23130 PR tree-optimization/23603
23131 * tree-vrp.c (set_value_range_to_truthvalue): New function.
23132 (extract_range_from_binary): Fall back to truthvalue instead of
23133 varying for TRUTH_*_EXPR.
23134 (extract_range_from_comparison): Fall back to truthvalue instead of
23136 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
23137 if all visited PHI values were constant.
23139 2007-01-08 Jan Hubicka <jh@suse.cz>
23141 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
23142 (cgraph_analyze_function): break out from ...
23143 (cgraph_finalize_compilation_unit): ... here.
23144 (cgraph_expand_function): Remove forgoten commented out line.
23145 (cgraph_optimize): Analyze functions.
23147 2007-01-08 Jan Hubicka <jh@suse.cz>
23149 * tree-pas.h (TODO_remove_function): New flag.
23150 (TODO_update*): Renumber.
23151 (pass_ipa_increase_alignment,
23152 pass_ipa_function_and_variable_visibility): New passes.
23153 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
23154 (cgraph_function_and_variable_visibility): Move to ipa.c
23155 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
23156 cgraph_increase_alignment.
23157 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
23158 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
23159 calling tree-inline.
23160 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
23161 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
23162 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
23163 (gate_increase_alignment): New function.
23164 (pass_ipa_increase_alignment): New pass.
23165 * ipa.c: Inline tree-pass.h and timevar.h
23166 (function_and_variable_visibility): Move here from cgraphunit.c
23167 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
23168 * passes.c (init_optimization_passes): Add the two new passes.
23169 (execute_todo): Handle cgraph_remove_functions.
23171 2007-01-08 Nick Clifton <nickc@redhat.com>
23173 * config/frv/predicates.md (reg_or_0_operand): Accept
23176 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
23178 * config/bfin/rtems.h, config/bfin/t-rtems: New.
23179 * config.gcc: Add bfin*-rtems*.
23181 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23183 * c.opt: Add -flax-vector-conversions.
23184 * c-typeck.c (convert_for_assignment): Pass flag to
23185 vector_types_convertible_p to allow emission of note.
23186 (digest_init): Likewise.
23187 * c-opts.c: Handle -flax-vector-conversions.
23188 * c-common.c (flag_lax_vector_conversions): New.
23189 (vector_types_convertible_p): Unless -flax-vector conversions
23190 has been passed, disallow conversions between vectors with
23191 differing numbers of subparts and/or element types. If such
23192 a conversion is disallowed, possibly emit a note on the first
23193 occasion only to inform the user of -flax-vector-conversions.
23194 The new last argument specifies this.
23195 * c-common.h (flag_lax_vector_conversions): New.
23196 (vector_types_convertible_p): Add extra argument.
23197 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
23198 char_type_node for V*QI type vectors.
23199 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
23200 Update to satisfy new typechecking rules.
23201 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
23202 C and C++ variants.
23203 * doc/invoke.texi (C Dialect Options): Document
23204 -flax-vector-conversions.
23206 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23208 PR tree-optimization/29877
23209 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
23210 a register variable on the RHS to not be replaceable.
23212 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
23213 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
23214 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
23215 const_simm15, const_pow2, const_npow2): Added.
23216 * config/score/misc.md (insv, extv, extzv, movmemsi,
23217 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
23218 * config/score/score.c (score_address_cost, score_select_cc_mode):
23220 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
23221 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
23222 Update score_print_operand.
23223 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
23224 Adjust register allocate order and update some macro define.
23225 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
23226 mdx_block_move_straight, mdx_block_move_loop_head,
23227 mdx_block_move_loop_body, mdx_block_move_loop_foot,
23228 mdx_block_move_loop, mdx_block_move): Added.
23229 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
23230 mdp_limm): Updated and fix some bug and typo.
23231 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
23232 (movsf, movdf, doloop_end): Added.
23234 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
23236 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
23237 config/arm/thumb2.md: Fix comment typos.
23238 * doc/extend.texi: Fix a typo.
23240 2007-01-07 Eric Christopher <echristo@apple.com>
23242 * configure.ac: Check for __stack_chk_fail for darwin.
23243 * configure: Regenerate.
23245 2007-01-07 Richard Guenther <rguenther@suse.de>
23247 * tree-vrp.c (extract_range_from_assert): CSE calls to
23248 compare_values where possible.
23249 (extract_range_from_unary_expr): Likewise.
23251 2007-01-07 Anatoly Sokolov <aesok@post.ru>
23253 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
23254 * config/avr/avr.c (call_insn_operand): Delete function.
23255 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
23256 instead of register number. Use predicates.
23257 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
23258 call_insn_operand): Add.
23260 2007-01-06 Jan Hubicka <jh@suse.cz>
23262 * tree-pass.h (pass_build_cgraph_edges): Declare.
23263 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
23264 (visited_nodes): Remove.
23265 (cgraph_create_edges): Move to cgraphbuild.c; rename to
23266 build_cgrpah_edges; make visited_nodes local.
23267 (cgraph_process_new_functions): DO not call initialize_inline_failed.
23268 (record_references_in_initializer): Move to cgraphbuild.c
23269 (initialize_inline_failed, rebuild_cgraph_edges,
23270 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
23271 (verify_cgraph_node): Make visited_nodes local.
23272 (cgraph_analyze_function): Do not call cgraph_create_edges and
23273 initialize_inline_failed.
23274 (cgraph_expand_function): Do not call cgraph_lower_function;
23275 assert that function is already lowered.
23276 * Makefile.in (cgraphbuild.o): New.
23277 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
23278 at the end of lowering passes.
23280 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
23282 * ifcvt.c (cond_move_convert_if_block): New function, code
23283 factored out from...
23284 (cond_move_process_if_block): ...here. Call the new function
23285 on the THEN and ELSE blocks.
23286 (merge_if_block): Do not copy global_live_at_end, merge_blocks
23287 already takes care of this.
23289 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23292 * tree.h (TREE_OVERFLOW_P): New.
23293 * c-typeck.c (parser_build_unary_op): Warn only if result
23294 overflowed and operands did not.
23295 (parser_build_binary_op): Likewise.
23296 (convert_for_assignment): Remove redundant overflow_warning.
23297 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
23299 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23301 * c-typeck.c (store_init_value): Split over two lines to follow
23302 the GNU coding style.
23304 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23306 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23307 __GXX_EXPERIMENTAL_CXX0X__.
23308 * doc/cpp.texi: Same.
23310 2007-01-05 Richard Guenther <rguenther@suse.de>
23312 PR middle-end/27826
23313 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23314 with mismatched types. Instead explicitly build a
23315 conversion NOP_EXPR.
23317 2007-01-05 Ian Lance Taylor <iant@google.com>
23319 * c-common.c (decl_with_nonnull_addr_p): New function.
23320 (c_common_truthvalue_conversion): Call it.
23321 * c-typeck.c (build_binary_op): Likewise.
23322 * c-common.h (decl_with_nonnull_addr_p): Declare.
23324 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23327 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23330 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23332 * doc/install.texi (Final install): Document the fact that
23333 the GNAT runtime should not be stripped.
23335 2007-01-04 Jan Hubicka <jh@suse.cz>
23337 * tree-inline.c (fold_marked_statements): Update operand caches
23338 and EH after folding
23340 2007-01-04 Ian Lance Taylor <iant@google.com>
23342 * c-common.c (check_function_nonnull): Whitespace fix.
23344 2007-01-04 Jan Hubicka <jh@suse.cz>
23346 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23347 comitted older version of patch.
23348 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23349 function, celanup cfg and collect garbage.
23351 2007-01-04 Mike Stump <mrs@apple.com>
23353 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23356 2007-01-04 Eric Christopher <echristo@apple.com>
23358 * libgcc2.c (__bswapsi2): Use SItype.
23359 (__bswapdi2): Use DItype.
23360 * libgcc2.h: Update for above.
23362 2007-01-04 Paul Brook <paul@codesourcery.com>
23364 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23365 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23366 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23367 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23368 umulsi3_highpart): Make conditional on !arm_arch6.
23369 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23370 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23371 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23372 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23373 umulsi3_highpart_v6): New insns.
23375 2007-01-04 Roger Sayle <roger@eyesopen.com>
23377 * fold-const.c (fold_convert): When casting an expression to void,
23378 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23379 have a type. Instead of attempting to build a NOP_EXPR, return
23380 these "special" trees directly.
23382 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23384 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23385 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23386 rs6000_cost->fp not 0 as adjustment for outer NEG.
23388 2007-01-04 Jan Hubicka <jh@suse.cz>
23390 * cgraph.c (cgraph_release_function_body): New function.
23391 (cgraph_remove_node): Use it.
23392 * cgraph.h (cgraph_release_function_body): Declare.
23393 * cgraphunit.c (cgraph_expand_function): Use it.
23394 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23395 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23396 is initialized and while compilation of other function is running.
23397 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23398 statement CFG annotations from here to ...
23399 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23401 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23403 * cfgloop.h (enum li_flags): Make the constants powers of two.
23405 2007-01-04 Jan Hubicka <jh@suse.cz>
23407 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23409 (fold_marked_statements): New function.
23410 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23411 * tree-inline.h (copy_body_data): Add statements_to_fold.
23413 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23415 * config.gcc: Mention libgcc/config.host.
23416 * Makefile.in: Update comments mentioning libgcc.
23417 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23418 (all.cross, start.encap, rest.encap, rest.cross): Update
23419 dependencies for libgcc move.
23420 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23421 (clean-target, clean-target-libgcc): Delete.
23422 (srcdirify, GCC_EXTRA_PARTS): New macros.
23423 (libgcc-support, libgcc.mvars): New rules.
23424 (distclean): Remove mention of mklibgcc.
23425 (install): Don't reference INSTALL_LIBGCC.
23426 (install-common): Don't reference EXTRA_PARTS.
23427 (install-libgcc, install-multilib): Delete rules.
23428 * mklibgcc.in: Delete file.
23429 * doc/configfiles.texi: Don't mention mklibgcc.
23431 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23432 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23433 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23434 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23435 (mklibgcc, ldblspecs): Likewise.
23437 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23438 (posixpre.def): Use $(T).
23439 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23440 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23441 (SHLIB_LINK): Make dummy.
23442 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23444 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23446 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23447 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23448 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23449 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23451 * configure.ac (all_outputs): Remove mklibgcc.
23452 * configure: Regenerated.
23454 2007-01-03 Josh Conner <jconner@apple.com>
23456 PR middle-end/29683
23457 * calls.c (compute_argument_addresses): Set stack and stack_slot
23458 for partial args, too.
23459 (store_one_arg): Use locate.size.constant for the size when
23460 generating a save_area.
23462 2007-01-03 Robert Kennedy <jimbob@google.com>
23464 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23465 whose definitions are deleted due to basic block merging.
23467 2007-01-03 Paul Brook <paul@codesourcery.com>
23470 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23472 (use_return_insn): Return 0 for Thumb interrupt functions.
23473 (print_multi_reg): Add rfe argument for IRQ returns.
23474 (arm_output_epilogue): Pop interrupt return address directly into PC.
23475 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23477 2007-01-03 Paul Brook <paul@codesourcery.com>
23479 Merge from sourcerygxx-4_1.
23480 * config/arm/thumb2.md: New file.
23481 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23483 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23484 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23485 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23486 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23488 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23489 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23491 * config/arm/ieee754-sf.S: Ditto.
23492 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23493 (thumb1_base_register_rtx_p): ... to this.
23494 (thumb_index_register_rtx_p): Rename...
23495 (thumb1_index_register_rtx_p): ... to this.
23496 (thumb_output_function_prologue): Rename...
23497 (thumb1_output_function_prologue): ... to this.
23498 (thumb_legitimate_address_p): Rename...
23499 (thumb1_legitimate_address_p): ... to this.
23500 (thumb_rtx_costs): Rename...
23501 (thumb1_rtx_costs): ... to this.
23502 (thumb_compute_save_reg_mask): Rename...
23503 (thumb1_compute_save_reg_mask): ... to this.
23504 (thumb_final_prescan_insn): Rename...
23505 (thumb1_final_prescan_insn): ... to this.
23506 (thumb_expand_epilogue): Rename...
23507 (thumb1_expand_epilogue): ... to this.
23508 (arm_unwind_emit_stm): Rename...
23509 (arm_unwind_emit_sequence): ... to this.
23510 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23511 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23512 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23513 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23514 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23515 thumb2_output_casesi): New functions.
23516 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23517 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23518 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23519 THUMB2_WORK_REGS): Define.
23520 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23521 arm_condexec_mask, arm_condexec_masklen)): New variables.
23522 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23523 (arm_override_options): Check new CPU capabilities.
23524 Set new architecture flag variables.
23525 (arm_isr_value): Handle v7m interrupt functions.
23526 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23528 (const_ok_for_arm): Handle Thumb-2 constants.
23529 (arm_gen_constant): Ditto. Use movw when available.
23530 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23532 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23533 (thumb_find_work_register, arm_load_pic_register,
23534 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23535 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23536 print_multi_reg, output_mov_long_double_fpa_from_arm,
23537 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23538 output_mov_double_fpa_from_arm, output_move_double,
23539 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23540 output_return_instruction, arm_output_function_prologue,
23541 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23542 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23543 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23544 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23545 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23546 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23548 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23549 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23550 (arm_file_start): Output directive for unified syntax.
23551 (arm_unwind_emit_set): Handle stack alignment instruction.
23552 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23553 Add v6t2, v7, v7a, v7r and v7m.
23554 (RETLDM): Add Thumb-2 code.
23555 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23556 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23557 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23558 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23559 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23560 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23561 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23562 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23563 ADJUST_INSN_LENGTH): Define.
23564 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23565 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23566 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23567 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23568 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23569 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23570 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23571 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23572 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23573 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23574 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23575 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23576 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23577 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23578 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23579 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23580 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23582 * config/arm/arm-tune.md: Regenerate.
23583 * config/arm/arm-protos.h: Update prototypes.
23584 * config/arm/vfp.md: Enable patterns for Thumb-2.
23585 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23586 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23587 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23588 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23589 * config/arm/libunwind.S: Add Thumb-2 code.
23590 * config/arm/constraints.md: Update include Thumb-2.
23591 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23592 * config/arm/ieee754-df.S: Ditto.
23593 * config/arm/bpabi.S: Ditto.
23594 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23595 * config/arm/predicates.md (low_register_operand,
23596 low_reg_or_int_operand, thumb_16bit_operator): New.
23597 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23598 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23599 * config/arm/t-arm-elf: Add armv7 multilib.
23600 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23602 (UNSPEC_STACK_ALIGN, ce_count): New.
23603 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23604 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23606 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23607 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23608 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23609 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23610 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23611 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23613 * doc/extend.texi: Document ARMv7-M interrupt functions.
23614 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23616 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23618 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23619 (struct _Unwind_Context): Rename args_size to flags, remove
23620 signal_frame field, add a new args_size field and version field.
23621 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23622 _Unwind_IsExtendedContext): New inline functions.
23623 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23624 Assume by_value array is only present if _Unwind_IsExtendedContext.
23625 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23626 _Unwind_IsSignalFrame.
23627 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23628 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23629 (uw_init_context_1): Initialize context->flags to
23630 EXTENDED_CONTEXT_BIT.
23631 * config/rs6000/linux-unwind.h (frob_update_context): Use
23632 _Unwind_SetSignalFrame.
23634 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23636 PR middle-end/30353
23637 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23638 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23641 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23643 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23644 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23645 RET, AT_SP): Remove.
23646 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23649 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23650 * cfgbuild.c (find_basic_blocks): Likewise.
23651 * cfgrtl.c (rtl_create_basic_block): Likewise.
23652 * function.c (temp_slots_at_level): Likewise.
23653 * reg-stack.c (stack_regs_mentioned): Likewise.
23654 * regclass.c (allocate_reg_info): Likewise.
23655 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23656 set_bb_for_stmt, move_block_to_fn): Likewise.
23657 * tree-complex.c (tree_lower_complex): Likewise.
23658 * vec.h (VEC_safe_grow_cleared): New.
23660 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23662 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23664 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23665 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23667 * cfgloopmanip.c (scale_loop_frequencies): Export.
23668 (loopify): Scale the frequencies by prescribed coefficients.
23669 (set_zero_probability): New function.
23670 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23671 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23672 and frequencies according to arguments.
23673 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23675 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23676 * modulo-sched.c (sms_schedule): Set probabilities for entering
23677 versioned loop correctly.
23678 * tree-vect-transform.c (vect_transform_loop): Ditto.
23679 * cfgloop.h (loopify, loop_version): Declaration changed.
23680 (scale_loop_frequencies): Declared.
23682 2007-01-02 Jan Hubicka <jh@suse.cz>
23684 * cgraph.c: Include tree-flow.h
23685 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23686 early_local_passes.
23687 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23688 * tree-pass.h (pass_all_early_optimizations): Declare.
23689 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23690 early_local_passes.
23691 (cgraph_analyze_function): Do early_local_passes.
23692 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23693 Do not add referenced vars.
23694 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23696 (gate_all_early_local_passes): New gate.
23697 (pass_early_local_passes): Use new gate.
23698 (execute_early_local_optimizations): New functions.
23699 (gate_all_early_optimizations): New gate.
23700 (pass_all_early_optimizations): New pass.
23701 (execute_free_datastructures): Free SSA only when initialized.
23702 (gate_init_datastructures): Init only when optimizing.
23703 (tree_lowering_passes): Do early local passes when called late.
23704 * tree-profile.c (do_tree_profiling): Don't profile functions added
23706 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23707 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23709 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23710 during early_local_passes.
23711 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23714 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23716 * Makefile.in: Update copyright year.
23718 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23720 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23721 in $(lang_checks) and check-consistency targets.
23723 2007-01-02 Jan Hubicka <jh@suse.cz>
23725 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23726 Do not add referenced vars.
23727 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23729 * passes.c (init_optimization_passes): Put mudflap_2 after
23730 free_datastructures.
23732 2007-01-02 Jan Hubicka <jh@suse.cz>
23734 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23735 Set NOTHROW flag on call statements proved to be nothrow.
23736 Update statement of local calls so new pure/const functions are
23737 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23739 (tree_rest_of_compilation): Register hooks and initialize bitmap
23740 early. Do not set after_inlining flag.
23742 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23744 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23745 HOST_BITS_PER_LONGLONG
23747 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23750 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23751 warning for non-static initializers.
23753 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23755 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23756 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23757 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23758 Always use set_unique_reg_note to add REG_EQUAL notes.
23760 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23763 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23765 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23766 * cfgbuild.c (find_basic_blocks): Likewise.
23767 * cfgrtl.c (rtl_create_basic_block): Likewise.
23768 * function.c (temp_slots_at_level): Likewise.
23769 * reg-stack.c (stack_regs_mentioned): Likewise.
23770 * regclass.c (allocate_reg_info): Likewise.
23771 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23772 set_bb_for_stmt, move_block_to_fn): Likewise.
23773 * tree-complex.c (tree_lower_complex): Likewise.
23774 * vec.h (VEC_safe_grow_cleared): New.
23776 2007-01-02 Ian Lance Taylor <iant@google.com>
23778 * c-common.c (c_common_truthvalue_conversion): When warning about
23779 using an assignment as a truth value, set TREE_NO_WARNING.
23781 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23784 * c.opt (Wold-style-declaration): New.
23785 * doc/invoke.texi (C-only Warning Options): New.
23786 (Wold-style-declaration): Document it.
23787 (Wextra): Enabled by -Wextra.
23788 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23789 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23790 -Wold-style-declaration.
23792 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23794 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23795 * cfgbuild.c (find_basic_blocks): Likewise.
23796 * cfgrtl.c (rtl_create_basic_block): Likewise.
23797 * function.c (temp_slots_at_level): Likewise.
23798 * reg-stack.c (stack_regs_mentioned): Likewise.
23799 * regclass.c (allocate_reg_info): Likewise.
23800 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23801 set_bb_for_stmt, move_block_to_fn): Likewise.
23802 * tree-complex.c (tree_lower_complex): Likewise.
23803 * vec.h (VEC_safe_grow_cleared): New.
23805 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23807 * c-common.c (c_common_nodes_and_builtins): Since variants of
23808 void_type_node get built before it is given a name, we need to
23809 give those variants the name, too.
23810 (complete_array_type): We need to work with the canonical main
23811 type of the array, from which we will build the qualified version.
23812 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23813 * print-tree.c (print_node): Display canonical type information
23815 * stor-layout.c (layout_type): When we don't know the
23816 alignment of a type for which we're building an array, we end up
23817 guessing wrong, so make the type require structural equality.
23818 * tree.c (make_node_stat): When we build a new type, it is its
23819 own canonical type.
23820 (build_type_attribute_qual_variant): When building an attribute
23821 variant, its canonical type is the non-attribute variant. However,
23822 if the attributes are target-dependent and they differ, we need to
23823 use structural equality checks for this type.
23824 (build_qualified_type): A qualified type is not equivalent to its
23825 unqualified variant; set the canonical type appropriately.
23826 (build_distinct_type_copy): When building a distinct type from
23827 another type, the new type is its own canonical type.
23828 (build_variant_type_copy): When building a new type variant, we
23829 assume that it is equivalent to the original type.
23830 (build_pointer_type_for_mode): When building a pointer type, also
23831 build a canonical type pointer.
23832 (build_reference_type_for_mode): When building a reference type,
23833 also build a canonical type reference.
23834 (build_index_type): When we can't hash an index type (e.g.,
23835 because its maximum value is negative), the index type requires
23836 structural equality tests.
23837 (build_array_type): Build the canonical form of an array type.
23838 (build_function_type): Function types require structural equality,
23839 because they contain default arguments, attributes, etc.
23840 (build_method_type_directly): Ditto for method types.
23841 (build_offset_type): Build the canonical offset type.
23842 (build_complex_type): Build the canonical vector type.
23843 (make_vector_type): Build the canonical vector type.
23844 * tree.h (TYPE_CANONICAL): New.
23845 (TYPE_STRUCTURAL_EQUALITY_P): New.
23846 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23847 (struct tree_type): Added "canonical" field.
23848 * params.h (VERIFY_CANONICAL_TYPES): New.
23849 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23850 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23851 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23852 * doc/invoke.texi (verify-canonical-types): Document --param
23853 parameter for verifying canonical types.
23855 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23857 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23858 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23859 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23860 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23862 * config/rs6000/e500.h: New.
23863 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23864 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23866 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23867 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23868 TARGET_E500_DOUBLE): Remove.
23869 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23870 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23871 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23872 * config/rs6000/rs6000.c (rs6000_override_options): Use
23873 CHECK_E500_OPTIONS.
23875 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23877 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23878 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23879 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23880 rs6000_emit_cmove): Don't check TARGET_E500.
23881 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23882 sordered): Don't check TARGET_E500.
23884 2007-01-01 Eric Christopher <echristo@apple.com>
23886 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23887 HARD_REGISTER_NUM_P.
23889 2007-01-01 Roger Sayle <roger@eyesopen.com>
23891 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23892 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23893 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23896 2007-01-01 Mike Stump <mrs@apple.com>
23898 * configure.ac: Remove support for building with Apple's gcc-3.1.
23900 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23902 PR middle-end/30311
23903 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23904 REG is a hard register. Do not modify REG before calling
23906 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23907 multiple of the size of YMODE for certain lowpart cases.
23909 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23911 PR middle-end/30253
23912 * gimplify (voidify_wrapper_expr): Update for
23913 GIMPLE_MODIFY_STMT.
23915 2007-01-01 Andreas Schwab <schwab@suse.de>
23918 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23919 save of BR0 in extra_spill_size instead of spill_size.
23920 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23922 (ia64_expand_epilogue): Restore BR0 from its new location.
23924 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23926 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23927 Use a temporary variable if the left hand side is not a gimple
23930 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23932 * gimplify.c (gimplify_return_expr): Make the temporary variable
23933 for the return expression, a gimple register variable.
23935 2007-01-01 Jan Hubicka <jh@suse.cz>
23937 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23940 2007-01-01 Mike Stump <mrs@apple.com>
23942 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23944 * config/darwin.c (machopic_select_rtx_section): Use
23945 HAVE_GAS_LITERAL16.
23946 (darwin_mergeable_constant_section): Likewise.
23947 * configure: Regenerate.
23948 * config.in: Regenerate.
23950 2007-01-01 Jan Hubicka <jh@suse.cz>
23951 Andrew Pinski <pinskia@gmail.com>
23953 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23954 before starting IPA passes.