1 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
5 fake fcomi i387 instruction for !TARGET_CMOVE.
6 (ix86_expand_branch): Expand natural sequence with one jump for
7 all targets, not only TARGET_CMOVE.
8 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
9 pattern to implement fake fcomi sequence. Split instruction after
10 reload to correct compare sequences.
11 (*cmpfp_xf_cc): Ditto.
12 (*cmpfp_<mode>_cc): Ditto.
14 (*cmpfp_<mode>_cc): Ditto.
16 2007-08-23 Richard Guenther <rguenther@suse.de>
18 * tree-pretty-print.c (dump_generic_node): Annotate
19 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
21 2007-08-23 Richard Guenther <rguenther@suse.de>
23 * builtins.c (expand_builtin_mathfn): Wrap argument in
24 save_expr directly instead of re-building the call.
25 (expand_builtin_mathfn_2): Likewise.
26 (expand_builtin_mathfn_3): Likewise.
27 (expand_builtin_interclass_mathfn): Likewise.
28 (expand_builtin_int_roundingfn): Set arg.
29 (expand_builtin_int_roundingfn_2): Likewise.
31 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
33 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
34 *sse_nand<mode>3, *sse_xor<mode>3): New.
36 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
38 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
39 * config/i386/i386.c (print_operand): Handle ';' code. Output
40 semicolon for TARGET_MACHO.
41 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
42 emit semicolon after 'lock' prefix.
43 (sync_double_compare_and_swap<mode>): Ditto.
44 (*sync_double_compare_and_swapdi_pic): Ditto.
45 (*sync_compare_and_swap_cc<mode>): Ditto.
46 (sync_double_compare_and_swap_cc<mode>): Ditto.
47 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
48 (sync_old_add<mode>): Ditto.
49 (sync_add<mode>): Ditto.
50 (sync_sub<mode>): Ditto.
51 (sync_ior<mode>): Ditto.
52 (sync_and<mode>): Ditto.
53 (sync_xor<mode>): Ditto.
55 2007-08-22 Chao-ying Fu <fu@mips.com>
57 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
59 (copy_rtx): Handle CONST_FIXED.
60 (rtx_equal_p): Likewise.
61 * rtl.h (fixed_value.h): New include.
62 (rtx_def): Add a new field of fixed_value to u.
63 (XCNMPFV): Define for accessing fixed_value.
64 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
66 * rtl.def (CONST_FIXED): New constant.
67 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
68 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
69 US_ASHIFT): New codes.
70 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
71 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
72 unsigned_fract_convert, unsigned_sat_fract): Document them.
73 * varasm.c (assemble_integer): Extend to support fixed-point constants
74 by using different machine classes.
75 (decode_addr_const): Handle FIXED_CST.
76 (const_hash_1): Likewise.
77 (compare_constant): Likewise.
78 (copy_constant): Likewise.
79 (const_rtx_hash_1): Handle CONST_FIXED.
80 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
81 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
83 (initializer_constant_valid_p): Handle FIXED_CST.
84 (output_constant): Support FIXED_POINT_TYPE.
85 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
86 * cse.c (hash_rtx): Support CONST_FIXED.
87 (exp_equiv_p): Likewise.
88 (cannon_reg): Likewise.
90 (equiv_constant): Likewise.
91 (cse_process_notes_1): Likewise.
92 (count_reg_usage): Likewise.
93 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
94 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
95 (wrap_constant): Check CONST_FIXED.
96 (cselib_hash_rtx): Support CONST_FIXED.
97 (cselib_subst_to_values): Likewise.
98 * df-scan.c (df_uses_record): Likewise.
99 * gcse.c (want_to_gcse_p): Likewise.
100 (oprs_unchanged_p): Likewise.
101 (oprs_not_set_p): Likewise.
102 (compute_transp): Likewise.
103 (extract_mentioned_regs_helper): Likewise.
104 * genemit.c (gen_exp): Likewise.
105 * local-alloc.c (equiv_init_varies_p): Likewise.
106 (contains_replace_regs): Likewise.
107 (memref_referenced_p): Likewise.
108 * loop-invariant.c (check_maybe_invariant): Likewise.
109 (hash_invariant_expr_1): Likewise.
110 (invariant_expr_equal_p): Likewise.
111 * postreload-gcse.c (oprs_unchanged_p): Likewise.
112 * regclass.c (reg_scan_mark_refs): Likewise.
113 * regrename.c (scan_rtx): Likewise.
114 * resource.c (mark_referenced_resources): Likewise.
115 (mark_set_resources): Likewise.
116 * rtlanal.c (rtx_unstable_p): Likewise.
117 (rtx_varies_p): Likewise.
118 (count_occurrences): Likewise.
119 (reg_mentioned_p): Likewise.
120 (modified_between_p): Likewise.
121 (modified_in_p): Likewise.
122 (volatile_insn_p): Likewise.
123 (volatile_refs_p): Likewise.
124 (side_effects_p): Likewise.
125 (may_trap_p_1): Likewise.
126 (inequality_comparisons_p): Likewise.
127 (computed_jump_p_1): Likewise.
128 (commutative_operand_precedence): Likewise.
129 * sched-deps.c (sched_analyze_2): Likewise.
130 * sched-vis.c (print_value): Likewise.
131 * reload.c (operands_match_p): Likewise.
132 (subst_reg_equivs): Likewise.
133 * reload1.c (eliminate_regs_1): Likewise.
134 (elimination_effects): Likewise.
135 (scan_paradoxical_subregs): Likewise.
136 * alias.c (rtx_equal_for_memref_p): Likewise.
137 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
138 * emit-rtl.c (const_fixed_htab): New hash table.
139 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
141 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
142 const_fixed_from_fixed_value): New functions.
143 (verify_rtx_sharing): Handle CONST_FIXED.
144 (copy_rtx_if_shared_1): Likewise.
145 (reset_used_flags): Likewise.
146 (set_used_flags): Likewise.
147 (copy_insn_1): Likewise.
148 (init_emit_once): Create const_fixed_htab.
149 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
151 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
153 PR tree-optimization/32949
154 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
155 before failing for ivs with non-constant step.
157 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
159 * doc/md.texi (Iterators): Renamed from Macros. All contents
160 changed to reflect rename of respectively define_code_macro and
161 define_mode_macro to define_code_iterator and define_mode_iterator.
162 (Mode Iterators, Code Iterators): Similar.
163 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
164 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
165 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
166 (initialize_iterators, find_iterator, check_code_iterator)
167 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
168 (read_mapping, read_rtx_1): Similar.
169 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
170 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
171 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
172 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
173 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
174 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
175 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
176 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
177 config/rs6000/sync.md, config/rs6000/rs6000.md,
178 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
179 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
180 config/vax/vax.md, config/bfin/bfin.md: Similar.
182 2007-08-22 David Daney <ddaney@avtrex.com>
184 * doc/install.texi (Testing): Mention testing on a simulator.
186 2007-08-22 Janis Johnson <janis187@us.ibm.com>
188 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
190 * doc/libgcc.texi (Decimal float library routines): Fix formatting
191 and rearrange floating point conversion functions into different
194 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
196 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
197 dfa_post_advance_cycle): New scheduler hooks.
198 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
199 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
201 (TARGET_SCHED): Use them.
202 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
203 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
204 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
206 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
207 function to facilitate debugging.
208 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
209 (output_insn_has_dfa_reservation_p): New static function to output
210 insn_has_dfa_reservation_p ().
211 (write_automata): Use it.
212 * genattr.c (main): Output declaration for
213 insn_has_dfa_reservation_p ().
215 2007-08-22 Christian Bruel <christian.bruel@st.com>
216 Richard Guenther <rguenther@suse.de>
218 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
219 * simplify_rtx (simplify_binary_operation_1): Likewise.
221 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
223 PR rtl-optimization/32557
224 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
225 of REGNO (mws->mw_reg).
227 2007-08-22 Richard Guenther <rguenther@suse.de>
230 * builtins.c (expand_builtin_int_roundingfn): Replace call
231 argument wrapped with SAVE_EXPR directly.
232 (expand_builtin_int_roundingfn_2): Likewise.
234 2007-08-22 Richard Guenther <rguenther@suse.de>
236 * tree-inline.c (inlinable_function_p): Restore disregarding
237 inline limits for GNU extern inline functions.
239 2007-08-22 Richard Guenther <rguenther@suse.de>
242 * tree.c (host_integerp): Treat sizetype as signed as it is
245 2007-08-21 Ian Lance Taylor <iant@google.com>
247 PR tree-optimization/33134
248 * tree-vrp.c (adjust_range_with_scev): Call
249 set_value_range_to_value.
251 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
253 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
256 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
258 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
261 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
263 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
264 cases to set eight bytes at a time.
265 (expand_block_move): Likewise.
267 2007-08-21 Jakub Jelinek <jakub@redhat.com>
270 * dwarf2out.c (gen_decl_die): Don't call
271 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
273 2007-08-21 Paul Brook <paul@codesourcery.com>
274 Nathan Sidwell <nathan@codesourcery.com>
275 Mark Mitchell <mark@codesourcery.com>
276 Joseph Myers <joseph@codesourcery.com>
278 * configure.ac: Add --with-pkgversion and --with-bugurl.
279 * configure: Regenerate.
280 * doc/install.texi: Document them.
281 * version.c (version_string): Remove VERSUFFIX.
283 (pkgversion_string): New.
284 (bug_report_url): Do not hard-code initializer.
285 * version.h (pkgversion_string): Declare.
286 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
288 (version.o): Define PKGVERSION and BUGURL.
289 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
290 (%.pod): Define BUGURL.
291 * gcc.c (process_command, main): Use pkgversion_string.
292 * toplev.c (compile_file, print_version): Likewise.
293 * protoize.c (main): Likewise.
294 * gcov.c (print_version): Likewise. Update copyright date.
295 * gcov-dump.c (print_version): Likewise. Update copyright date.
296 * mips-tdump.c (main): Likewise. Update copyright date.
297 * mips-tfile.c (main): Likewise. Update copyright date.
298 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
299 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
301 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
302 * doc/gccint.texi: Likewise.
303 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
304 Update copyright date.
306 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
308 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
309 (ix86_expand_strlensi_unroll_1): Ditto.
310 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
311 (ix86_expand_carry_flag_compare): Update comment.
313 2007-08-21 Jakub Jelinek <jakub@redhat.com>
316 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
317 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
319 2007-08-21 Richard Guenther <rguenther@suse.de>
321 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
323 2007-08-21 Richard Guenther <rguenther@suse.de>
326 * fold-const.c (fold_binary): Remove index +p PTR folding.
327 Fix types of POINTER_PLUS_EXPR generated by folding of
330 2007-08-20 Chao-ying Fu <fu@mips.com>
332 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
333 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
334 RID_ONEWAY, so that it can be checked in declspecs_add_type.
335 (c_common_fixed_point_type_for_size): Declare.
336 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
337 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
338 (c_token_starts_declspecs): Likewise.
339 (c_parser_declspecs): Likewise.
340 (c_parser_attributes): Likewise.
341 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
342 (c_declspecs): Add saturating_p.
343 * c-decl.c (build_null_declspecs): Initialize saturating_p.
344 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
345 _Sat. Handle RID_SAT.
346 Avoid using void, bool, char, int, float, double, _Decimal32,
347 _Decimal64, _Decimal128, and complex with _Sat.
348 Handle RID_FRACT and RID_ACCUM.
349 Make sure _Sat is used with _Fract or _Accum.
350 (finish_declspecs): Handle cts_fract and cts_accum.
351 * c-common.c (fixed-value.h): New include.
352 (constant_expression_warning): Handle FIXED_CST.
353 (overflow_warning): Likewise.
354 (warnings_for_convert_and_check): Likewise.
355 (c_common_fixed_point_type_for_size): New.
356 (c_common_type_for_mode): Handle fixed-point modes to
357 return various saturating/non-saturating, signed/unsigned types.
358 (c_common_signed_or_unsigned_type): Support fixed-point types.
359 (shorten_compare): Check fixed-point zero.
360 Handle FIXED_POINT_TYPE.
361 (c_common_truthvalue_conversion): Handle FIXED_CST.
362 Handle FIXED_POINT_TYPE.
363 (c_common_nodes_and_builtins): Record builtin types for fixed-point
365 (handle_mode_attribute): Handle fixed-point modes. Need to check
366 if the signness of base type and fixed-point modes are consistent.
367 (handle_vector_size_attribute): Handle fixed-point modes.
368 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
369 (warn_for_div_by_zero): Check fixed-point zero.
370 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
371 a common fixed-point type based on fbit, ibit, sign, and saturation.
372 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
373 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
374 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
375 (convert_for_assignment): Support FIXED_POINT_TYPE.
376 (digest_init): Handle FIXED_POINT_TYPE.
377 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
378 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
379 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
380 GE_EXPR, LT_EXPR, GT_EXPR.
381 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
382 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
383 * target.h (gcc_target): Add fixed_point_supported_p.
384 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
385 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
386 (default_fixed_point_supported_p): Define.
387 * targhooks.h (default_fixed_point_supported_p): Declare.
388 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
389 * doc/install.texi (Configuration): Add --enable-fixed-point.
390 * configure.ac (--enable-fixed-point): New to enable fixed-point
391 arithmetic extension to C. For mips targets, we enable it by default.
392 * configure, config.in: Regenerate.
394 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
396 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
398 2007-08-20 David Edelsohn <edelsohn@gnu.org>
400 * dwarf2out.c (text_section_used): Move declaration outside ifdef
401 DWARF2_DEBUGGING_INFO.
402 (cold_text_section_used): Same.
403 (cold_text_section): Same.
405 2007-08-20 Richard Guenther <rguenther@suse.de>
407 * c-typeck.c (convert_for_assignment): Use the type of
408 the member for the initialization.
410 2007-08-20 Richard Guenther <rguenther@suse.de>
412 * c-objc-common.c (c_disregard_inline_limits): Remove.
413 * c-objc-common.h (c_disregard_inline_limits): Likewise.
414 * cgraphunit.c (cgraph_process_new_functions): Call
415 disregard_inline_limits_p.
416 (cgraph_preserve_function_body_p): Likewise.
417 * ipa-inline.c (compute_inline_parameters): Likewise.
418 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
420 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
421 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
422 disregard_inline_limits langhook.
423 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
425 * langhooks.h (lang_hooks_for_tree_inlining): Remove
426 disregard_inline_limits langhook.
427 * tree-inline.c (disregard_inline_limits_p): New function.
428 * tree-inline.h (disregard_inline_limits_p): Declare.
430 2007-08-20 Richard Guenther <rguenther@suse.de>
432 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
433 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
434 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
435 auto_var_in_fn_p langhook.
436 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
438 * tree.c (auto_var_in_fn_p): ... here.
439 (find_var_from_fn): Call auto_var_in_fn_p directly.
440 * langhooks.h (lang_hooks_for_tree_inlining): Remove
441 auto_var_in_fn_p langhook.
442 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
443 (copy_body_r): Likewise.
444 (self_inlining_addr_expr): Likewise.
445 * tree.h (auto_var_in_fn_p): Declare.
447 2007-08-20 Richard Guenther <rguenther@suse.de>
449 * tree.c (WALK_SUBTREE): Call walk_tree_1.
450 (walk_type_fields): Take lh parameter.
451 (walk_tree): Rename to ...
452 (walk_tree_1): ... this. Do not call the walk_subtrees
453 langhook but the now passed callback. Pass lh on recursion.
454 (walk_tree_without_duplicates): Rename to ...
455 (walk_tree_without_duplicates_1): ... this. Take lh parameter
456 and call walk_tree_1.
457 * tree.h (walk_tree_lh): New typedef.
458 (walk_tree_1): Declare.
459 (walk_tree_without_duplicates_1): Likewise.
460 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
461 (walk_tree_without_duplicates): New define to
462 walk_tree_without_duplicates_1 with NULL lh parameter.
463 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
464 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
466 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
467 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
468 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
471 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
474 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
475 code in front of the compacting of basic blocks.
476 Move the folding of statements inbetween the cgraph checking
477 and compacting of basic blocks.
479 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
480 Serge Belyshev <belyshev@depni.sinp.msu.ru>
483 * config/alpha/alpha.c (va_list_skip_additions): Check for
484 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
485 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
486 PLUS_EXPR when checking ap.__base.
487 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
488 when doing addition on pointer types. Use size_int instead of
490 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
491 ptr_type in the second operand.
493 2007-08-19 Andrew Pinski <pinskia@gmail.com>
496 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
498 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
501 * cfgexpand.c (expand_one_register_var): Mark pointer
502 DECL_ARTIFICIAL as REG_POINTER also.
503 * stmt.c (expand_decl): Likewise.
505 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
512 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
513 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
514 on_worklist argument and avoid adding things to worklist multiple
516 (add_to_worklist): Ditto.
517 (mark_aliases_call_clobbered): Mark entire structure clobbered if
518 single SFT is clobbered.
519 (set_initial_properties): Ditto.
520 (compute_call_clobbered): Update for changes to function
522 (create_overlap_variables_for): Always create SFT for offset 0.
523 (create_structure_vars): Handle PHI's, since we are in SSA form at
525 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
526 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
528 (add_vars_for_offset): Figure out aliases from access + points-to.
529 (add_virtual_operand): Use add_vars-for_offset.
530 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
531 (add_call_clobber_ops): Remove makes_clobbering_call set.
532 (get_expr_operands): Always pass through the INDIRECT_REF
534 * tree-ssa-structalias.c (struct constraint_graph): Remove
536 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
537 address_taken, pt_used, number_incoming.
538 (FIRST_ADDR_NODE): Removed.
539 (merge_graph_nodes): Remove broken code for the moment.
540 (init_graph): New function.
541 (build_pred_graph): Remove code to init_graph.
542 Add location equivalence support.
543 (struct scc_info): Rename roots to deleted.
545 (init_scc_info): Ditto
546 (init_topo_info): Use graph->size.
547 (compute_topo_order): Ditto.
548 (do_da_constraint): Removed.
549 (do_sd_constraint): Remove calls to find().
550 set_union_with_increment should always get 0 as last arg here.
551 (do_complex_constraint): Replace do_da_constraint with assert.
553 (struct equiv_class_label): New.
554 (pointer_equiv_class_table): Ditto.
555 (location_equiv_class_table): Ditto.
556 (equiv_class_label_hash): Ditto.
557 (equiv_class_label_eq): Ditto
558 (equiv_class_lookup): Ditto.
559 (equiv_class_ladd): Ditto.
560 (pointer_equiv_class): Ditto.
561 (location_equiv_class): Ditto.
562 (condense_visit): Rename and rewrite from label_visit to do only
563 SCC related stuff for HU.
564 (label_visit): Do HU work for HU.
565 (perform_var_substitution): Update to do HU and location
567 (free_var_substitution_info): Update to free HU and location
568 equivalence structures. */
569 (find_equivalent_node): Update for pointer but not location
571 (unite_pointer_equivalences): New function.
572 (move_complex_constraints): Rewrite to only do moving.
573 (rewrite_constraints): Split out of move_complex_constraints.
574 (solve_graph): Use graph->size.
575 (process_constraint_1): Add from_call argument, use it.
576 Split *a = &b into two constraints.
577 (process_constraint): Use new process_constraint_1.
578 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
579 (get_constraint_for): Handle non-pointer integers properly.
580 Remove code that used to handle structures.
581 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
582 with unknown addends.
583 (handle_rhs_call): New function.
584 (find_func_aliases): Use handle_rhs_call.
585 (set_uids_in_ptset): Add an assert.
586 (set_used_smts): Fix bug in not considering unified vars.
587 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
588 (compute_points_to_sets): Update for other function changes.
589 (delete_points_to_sets): Ditto.
590 (ipa_pta_execute): Ditto.
591 (pass_ipa_pta): We need to update SSA after ipa_pta.
593 2007-08-19 Jan Hubicka <jh@suse.cz>
595 * i386.md: Replace "rim" and "mri" constraints by "g".
597 2007-08-19 Joseph Myers <joseph@codesourcery.com>
599 * dwarf2out.c (text_section_used, cold_text_section_used,
600 cold_text_section, dwarf2out_note_section_used): New.
601 (dwarf2out_init): Initialize cold_text_section.
602 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
603 dwarf2out_note_section_used.
604 (size_of_aranges): Only count entry for text section if it was
605 used. Count entry for cold text section if it was used.
606 (output_aranges): Only output entries for text section and cold
607 text section if they were used.
609 2007-08-19 Andrew Pinski <pinskia@gmail.com>
611 * tree-pretty-print.c (debug_generic_expr): Add a comment about
613 (debug_generic_stmt): Likewise.
614 (debug_tree_chain): Likewise.
616 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
618 * tree-data-refs.c (split_constant_offset): Expose.
619 * tree-data-refs.h (split_constant_offset): Add declaration.
621 * tree-vectorizer.h (dr_alignment_support): Renamed
622 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
623 Added a new value dr_explicit_realign.
624 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
625 dr_offset, dr_step, and dr_aligned_to, along with new access
626 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
627 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
628 STMT_VINFO_DR_ALIGNED_TO.
630 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
632 In case of outer-loop vectorization with non-fixed misalignment - use
633 the dr_explicit_realign scheme instead of the optimized realignment
635 (new_stmt_vec_info): Initialize new fields.
637 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
638 'nested_in_vect_loop' case. Change verbosity level.
639 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
640 Don't fail on zero step in the outer-loop for loads.
641 (vect_analyze_data_refs): Call split_constant_offset to calculate
642 base, offset and init relative to the outer-loop.
644 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
645 BSI function argument with a new function argument - at_loop.
646 Simplify the condition that determines STEP. Takes additional argument
647 INV_P. Support outer-loop vectorization (handle the
648 nested_in_vect_loop case), including zero step in the outer-loop. Call
649 vect_create_addr_base_for_vector_ref with additional argument.
650 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
651 Updated function documentation. Handle the 'nested_in_vect_loop' case.
652 Fixed and simplified calculation of step.
653 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
654 of bsi, and with additional argument. Call bump_vector_ptr with
655 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
656 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
657 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
658 when the realignment setup needs to take place inside the loop.
659 Support the dr_explicit_realign scheme. Allow generating the optimized
660 realignment scheme for outer-loop vectorization. Added documentation.
661 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
662 the 'nested_in_vect_loop' case, including loads that are invariant in
663 the outer-loop and the realignment schemes. Handle the case when the
664 realignment setup needs to take place inside the loop. Call
665 vect_setup_realignment with additional arguments. Call
666 vect_create_data_ref_ptr with additional argument and with loop instead
667 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
668 (vect_gen_niters_for_prolog_loop): Call
669 vect_create_addr_base_for_vector_ref with additional arguments.
670 (vect_create_cond_for_align_checks): Likewise.
671 (bump_vector_ptr): Updated to support the new dr_explicit_realign
672 scheme: takes additional argument bump; argument ptr_incr is now
673 optional; updated documentation.
674 (vect_init_vector): Takes additional argument (bsi). Use it, if
675 available, to insert the vector initialization.
676 (get_initial_def_for_induction): Pass additional argument in call to
678 (vect_get_vec_def_for_operand): Likewise.
679 (vect_setup_realignment): Likewise.
680 (vectorizable_load): Likewise.
682 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
684 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
685 as argument instead of struct loop.
686 (nested_in_vect_loop_p): New function.
687 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
689 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
690 from other phis in the loop.
691 (destroy_loop_vec_info): Add additional argument to declaration.
693 * tree-vectorizer.c (supportable_widening_operation): Also check if
694 nested_in_vect_loop_p (don't allow changing the order in this case).
695 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
696 of struct loop. Call nested_in_vect_loop_p and don't require
697 flag_unsafe_math_optimizations if it returns true.
698 (new_stmt_vec_info): When setting def_type for phis differentiate
699 loop-header phis from other phis.
700 (bb_in_loop_p): New function.
701 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
702 just update their loop_vinfo. Order of BB traversal now matters -
703 call dfs_enumerate_from with bb_in_loop_p.
704 (destroy_loop_vec_info): Takes additional argument to control whether
705 stmt_vinfo of the loop stmts should be destroyed as well.
706 (vect_is_simple_reduction): Allow the "non-reduction" use of a
707 reduction stmt to be defines by a non loop-header phi.
708 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
710 * tree-vect-transform.c (vectorizable_reduction): Call
711 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
712 (vectorizable_call): Likewise.
713 (vectorizable_conversion): Likewise.
714 (vectorizable_operation): Likewise.
715 (vectorizable_type_promotion): Likewise.
716 (vectorizable_type_demotion): Likewise.
717 (vectorizable_store): Likewise.
718 (vectorizable_live_operation): Likewise.
719 (vectorizable_reduction): Likewise. Also pass loop_info to
720 vect_is_simple_reduction instead of loop.
721 (vect_init_vector): Call nested_in_vect_loop_p.
722 (get_initial_def_for_reduction): Likewise.
723 (vect_create_epilog_for_reduction): Likewise.
724 (vect_init_vector): Check which loop to work with, in case there's an
726 (get_initial_def_for_inducion): Extend to handle outer-loop
727 vectorization. Fix indentation.
728 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
729 In the case vect_induction_def get the vector def from the induction
730 phi node, instead of calling get_initial_def_for_inducion.
731 (get_initial_def_for_reduction): Extend to handle outer-loop
733 (vect_create_epilog_for_reduction): Extend to handle outer-loop
735 (vect_transform_loop): Change assert to just skip this case. Add a
737 (vect_finish_stmt_generation): Add a couple asserts.
739 (vect_estimate_min_profitable_iters): Multiply
740 cost of inner-loop stmts (in outer-loop vectorization) by estimated
742 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
743 this is an inner-loop reduction in outer-loop vectorization.
745 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
746 Same code as what used to be vect_analyze_scalar_cycles, only with
747 additional argument loop, and loop_info passed to
748 vect_is_simple_reduction instead of loop.
749 (vect_analyze_scalar_cycles): Code factored out into
750 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
751 Updated documentation.
752 (analyze_operations): Check for inner-loop loop-closed exit-phis during
753 outer-loop vectorization that are live or not used in the outerloop,
754 cause this requires special handling.
755 (vect_enhance_data_refs_alignment): Don't consider versioning for
757 (vect_analyze_data_refs): Check that there are no datarefs in the
759 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
760 and vect_used_in_outer_by_reduction cases.
761 (process_use): Also consider the case of outer-loop stmt defining an
762 inner-loop stmt and vice versa.
763 (vect_analyze_loop_1): New function.
764 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
765 loops. Call vect_analyze_loop_1.
766 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
767 been vectorized. Call destroy_loop_vec_info with additional argument.
769 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
770 in the inner-loop when doing outer-loop vectorization. Add
771 documentation and printout.
772 (vect_recog_dot_prod_pattern): Likewise. Also add check for
773 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
775 2007-08-18 Andrew Pinski <pinskia@gmail.com>
777 * tree-affine.h (print_aff): New prototype.
778 (debug_aff): Likewise.
779 * tree-affine.c (print_aff): New function.
780 (debug_aff): Likewise.
782 2007-08-18 Paul Brook <paul@codesourcery.com>
783 Joseph Myers <joseph@codesourcery.com>
785 * common.opt (-fdebug-prefix-map=): New option.
786 * opts.c: Include debug.h.
787 (common_handle_option): Handle -fdebug-prefix-map.
788 * final.c: Include ggc.h.
789 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
790 remap_debug_filename): New.
791 * Makefile.in (final.o, opts.o): Update dependencies.
792 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
793 * configure.ac: Check for assembler --debug-prefix-map support.
794 * configure, config.in: Regenerate.
795 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
796 (ASM_DEBUG_SPEC): Include ASM_MAP.
797 * doc/install.texi (--with-debug-prefix-map): Document.
798 * doc/invoke.texi (-fdebug-prefix-map): Document.
799 * dbxout.c (dbxout_init, dbxout_start_source_file,
800 dbxout_source_file): Call remap_debug_filename.
801 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
802 dwarf2out_start_source_file, dwarf2out_finish): Call
803 remap_debug_filename.
804 (file_table_relative_p): Do not check d->emitted_number.
805 * toplev.c (output_file_directive): Call remap_debug_filename.
806 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
807 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
809 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
811 * loop-invariant.c (find_invariants_to_move): Add missing macro
814 2007-08-17 Tom Tromey <tromey@redhat.com>
816 * tree.h (struct tree_label_decl): Removed old "java" fields.
818 2007-08-17 Richard Sandiford <richard@codesourcery.com>
819 Nigel Stephens <nigel@mips.com>
821 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
822 Treat -mno-data-in-code and -mcode-xonly as aliases for
823 -mcode-readable=no and -mcode-readable=pcrel respectively.
824 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
825 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
826 (MULTILIB_DIRNAMES): Update accordingly.
828 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
830 * Makefile.in (version.o): Depend on $(REVISION) only if
831 REVISION_s is defined.
833 2007-08-17 Sa Liu <saliu@de.ibm.com>
834 Ulrich Weigand <uweigand@de.ibm.com>
837 * tree.c (reconstruct_complex_type): For a pointer to a vector,
838 use build_qualified_type to retain qualifiers of the base type.
840 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
842 * config/score/score.md : Update pattern tablejump.
843 * config/score/score.c : Update score_initialize_trampoline
845 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
846 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
847 * doc/contrib.texi: Add my entry.
849 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
851 * Makefile.in (REVISION): New.
854 (version.o): Also depend on $(REVISION). Add
855 -DREVISION=$(REVISION_s).
857 * version.c (version_string): Add REVISION.
859 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
861 * tree-eh.c (lower_try_finally_onedest): Reset the locus
862 of GOTO that's relocated to a different block.
864 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
866 * c-common.c (const_strip_array_types): New.
867 * c-common.h (lang_missing_noreturn_ok_p): Delete.
868 (const_strip_array_types): New.
869 * c-objc-common.c (c_disregard_inline_limits,
870 c_warn_unused_global_decl): Constify.
871 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
872 c_vla_type_p, c_incomplete_type_error): Likewise.
873 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
874 * hooks.c (hook_bool_const_tree_false): New.
875 * hooks.h (hook_bool_const_tree_false): Likewise.
876 * langhooks-def.h (lhd_warn_unused_global_decl,
877 lhd_incomplete_type_error, lhd_expr_size,
878 lhd_tree_inlining_disregard_inline_limits,
879 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
880 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
881 * langhooks.c (lhd_warn_unused_global_decl,
882 lhd_incomplete_type_error,
883 lhd_tree_inlining_disregard_inline_limits,
884 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
885 lhd_expr_size): Likewise.
886 * langhooks.h (lang_hooks_for_tree_inlining,
887 lang_hooks_for_tree_dump, lang_hooks_for_types,
888 lang_hooks_for_decls, lang_hooks): Likewise.
889 * pointer-set.c (pointer_set_t, pointer_set_create,
890 pointer_set_contains, insert_aux, pointer_set_insert,
891 pointer_set_traverse, pointer_map_t, pointer_map_create,
892 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
894 * pointer-set.h (pointer_set_contains, pointer_set_insert,
895 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
896 pointer_map_traverse): Likewise.
897 * predict.c (assert_is_empty): Likewise.
898 * tree-affine.c (free_name_expansion): Likewise.
899 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
900 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
901 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
903 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
905 * tree-vectorizer.c (new_loop_vec_info): Initialize new
907 (destroy_loop_vec_info): Add call to VEC_free.
908 * tree-vectorizer.h (may_alias_ddrs): Define.
909 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
910 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
911 Change reporting to dump.
912 (vect_is_duplicate_ddr): New.
913 (vect_mark_for_runtime_alias_test): New.
914 (vect_analyze_data_ref_dependences) Add call to
915 vect_mark_for_runtime_alias_test.
916 (vect_enhance_data_refs_alignment): Define local variable
917 vect_versioning_for_alias_required, don't perform
918 peeling for alignment if versioning for alias is
920 (vect_enhance_data_refs_alignment): Use
921 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
922 PARAM_VECT_MAX_VERSION_CHECKS.
923 * tree-vect-transform.c
924 (vect_create_cond_for_alias_checks): New.
925 (vect_transform_loop): Add call to
926 vect_create_cond_for_alias_checks.
927 (vect_vfa_segment_size): New.
928 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
930 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
931 * gcc/doc/invoke.texi
932 (vect-max-version-for-alignment-checks): Document.
933 (vect-max-version-for-alias-checks): Document.
934 (vect-max-version-checks): Remove.
936 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
938 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
939 the same line as the instruction for all asm dialects.
941 (*rep_movsi_rex64): Ditto.
943 (*rep_movqi_rex64): Ditto.
944 (*rep_stosdi_rex64): Ditto.
945 (*rep_stossi): Ditto.
946 (*rep_stossi_rex64): Ditto.
947 (*rep_stosqi): Ditto.
948 (*rep_stosqi_rex64): Ditto.
949 (*cmpstrnqi_nz_1): Ditto.
950 (*cmpstrnqi_nz_rex_1): Ditto.
951 (*cmpstrnqi_1): Ditto.
952 (*cmpstrnqi_rex_1): Ditto.
953 (*strlenqi_1): Ditto.
954 (*strlenqi_rex_1): Ditto.
955 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
956 prefix on the same line as the instruction for all asm dialects.
957 (sync_double_compare_and_swap<mode>): Ditto.
958 (*sync_double_compare_and_swapdi_pic): Ditto.
959 (*sync_compare_and_swap_cc<mode>): Ditto.
960 (sync_double_compare_and_swap_cc<mode>): Ditto.
961 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
962 (sync_old_add<mode>): Ditto.
963 (sync_add<mode>): Ditto.
964 (sync_sub<mode>): Ditto.
965 (sync_ior<mode>): Ditto.
966 (sync_and<mode>): Ditto.
967 (sync_xor<mode>): Ditto.
969 2007-08-16 Richard Sandiford <richard@codesourcery.com>
972 * reload.c (find_reloads): Check that the memory returned by
973 find_reloads_toplev was not the result of forcing a constant
975 (find_reloads_toplev): Always use simplify_gen_subreg to get
976 the subreg of a constant. If the result is also a constant,
977 but not a legitimate one, force it into the constant pool
978 and reload its address.
980 2007-08-15 David Edelsohn <edelsohn@gnu.org>
982 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
985 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
987 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
988 directive for the current vector ABI.
990 2007-08-15 Steve Ellcey <sje@cup.hp.com>
993 * caller-save.c (reg_save_code): Set invalide status on restore code.
995 2007-08-15 Diego Novillo <dnovillo@google.com>
997 * tree-ssa-alias.c (compute_memory_partitions): Use
998 alias_bitmap_obstack to allocate bitmaps.
999 (reset_alias_info): Factor out of init_alias_info.
1000 Mark all name tags not associated to an SSA name for renaming.
1001 (init_alias_info): Call it.
1002 (create_name_tags): Tidy. Add comments.
1003 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
1005 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1007 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
1008 scheduler dependencies.
1010 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
1012 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
1014 (*iorsi_1_zext): Likewise.
1015 (*iorsi_1_zext_imm): Likewise.
1016 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
1017 with "rm"/"xm" constraint.
1018 (sse2_vmsqrtv2df2): Likewise.
1020 2007-08-15 Jakub Jelinek <jakub@redhat.com>
1023 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
1026 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
1028 * tree-pass.h (PROP_pta): Removed.
1029 (TODO_rebuild_alias): New.
1030 (pass_may_alias): Removed.
1031 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
1032 aliasing if we changed something.
1033 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1035 (pass_may_alias): Removed.
1036 (create_structure_vars): Return TODO_rebuild_alias.
1037 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1038 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1040 (tree_sra_early): We never affect aliasing right now.
1041 * tree-flow.h (compute_may_aliases): New prototype.
1042 * passes.c: Remove pass_may_alias from the passes.
1043 (execute_function_todo): Support TODO_rebuild_alias.
1045 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1047 * i386.c: (legitimize_address): Move dllimported variable check
1048 infront of legitimizing pic address of CONST symbols.
1050 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1052 PR tree-optimization/32941
1053 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1054 (goto_queue_cmp): Remove.
1055 (find_goto_replacement): Change search method.
1056 (maybe_record_in_goto_queue): Add assert.
1057 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1058 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1060 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1062 * alias.c (component_uses_parent_alias_set): Constify.
1063 * alias.h (component_uses_parent_alias_set): Likewise.
1064 * cfgrtl.c (print_rtl_with_bb): Likewise.
1065 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
1066 mpz_get_double_int): Likewise.
1067 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
1068 mpz_get_double_int): Likewise.
1069 * expr.c (is_aligning_offset, undefined_operand_subword_p,
1070 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
1072 * expr.h (safe_from_p): Likewise.
1073 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
1075 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
1076 zero_sized_type, goa_lhs_expr_p): Likewise.
1077 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
1078 * rtl.h (print_rtl_with_bb): Likewise.
1079 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
1080 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
1081 * tree-flow-inline.h (bb_stmt_list): Constify.
1082 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
1084 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
1085 const_first_stmt, const_last_stmt): New.
1086 (block_may_fallthru, empty_block_p): Constify.
1087 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
1088 EXPR_ONLY_BODY): New.
1089 (expr_first, expr_last, expr_only): Use macro for body.
1090 (const_expr_first, const_expr_last, const_expr_only): New.
1091 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
1092 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
1093 ctsi_prev, ctsi_stmt): New.
1094 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
1095 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
1096 * tree-ssa-loop-niter.c (loop_only_exit_p,
1097 derive_constant_upper_bound): Likewise.
1098 * tree-ssa-phiopt.c (empty_block_p): Likewise.
1099 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
1100 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
1101 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
1102 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
1103 * tree.c (get_type_static_bounds): Likewise.
1104 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
1105 (get_type_static_bounds): Constify.
1107 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1110 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
1111 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
1112 (*<addsub><mode>3_cc_overflow): New.
1113 (*add<mode>3_cconly_overflow): New.
1114 (*sub<mode>3_cconly_overflow): New.
1115 (*<addsub>si3_zext_cc_overflow): New.
1116 * config/i386/predicates.md (fcmov_comparison_operator): Accept
1117 CCCmode for LTU, GTU, LEU and GEU.
1118 (ix86_comparison_operator): Likewise.
1119 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
1120 * config/i386/i386.c (put_condition_code): Support CCCmode.
1121 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
1122 or MINUS expressions.
1124 2007-08-14 Andrew Pinski <pinskia@gmail.com>
1127 * c-typeck.c (build_binary_op): Disallow vector float types with
1128 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
1130 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1132 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
1133 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
1134 (dep_def): New typedef.
1135 (init_dep_1, sd_debug_dep): Declare functions.
1136 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
1137 (debug_dep_links): Remove.
1138 (struct _deps_list): New field 'n_links'.
1139 (DEPS_LIST_N_LINKS): New macro.
1140 (FOR_EACH_DEP_LINK): Remove.
1141 (create_deps_list, free_deps_list, delete_deps_list): Remove
1143 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
1144 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1145 (copy_deps_list_change_con, move_dep_link): Ditto.
1146 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
1147 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
1149 (INSN_BACK_DEPS): Remove.
1150 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
1152 (INSN_DEP_COUNT): Remove.
1153 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
1154 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
1155 Declare global variables.
1156 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
1157 (add_forw_dep, compute_forward_dependences): Remove declarations.
1158 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
1159 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1160 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
1162 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
1164 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
1165 (sd_list_types_def): New typedef.
1166 (sd_next_list): Declare function.
1167 (struct _sd_iterator): New type.
1168 (sd_iterator_def): New typedef.
1169 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
1171 (FOR_EACH_DEP): New cycle wrapper.
1172 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
1174 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
1175 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
1178 * sched-deps.c (init_dep_1): Make global.
1179 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
1181 (dump_dep): New static function.
1182 (dump_dep_flags): New static variable.
1183 (sd_debug_dep): New function.
1184 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
1186 (move_dep_link): Use remove_from_deps_list (), instead of
1188 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
1189 (dep_link_is_detached_p): New static function.
1190 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
1192 (dn_pool, dl_pool): New alloc_pools.
1193 (dn_pool_diff, dl_pool_diff): New static variables.
1194 (create_dep_node, delete_dep_node): New static function.
1195 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
1196 (deps_list_empty_p): Make it static. Use 'n_links' field.
1197 (deps_pools_are_empty_p): New static function.
1198 (alloc_deps_list, delete_deps_list): Remove.
1199 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
1200 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1201 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
1202 (forward_dependency_cache): Remove.
1203 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
1204 'back' from the names. Change signature to use dep_t instead of
1206 (add_back_dep): Ditto. Make global.
1207 (check_dep_status): Rename to check_dep ().
1208 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
1210 (sd_finish_insn): Ditto.
1211 (sd_find_dep_between_no_cache): New static function.
1212 (sd_find_dep_between): New function.
1213 (ask_dependency_caches, set_dependency_caches): New static functions.
1214 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
1215 (add_or_update_dep_1): Separate pieces of functionality into
1216 ask_dependency_caches (), update_dependency_caches (),
1217 change_spec_dep_to_hard (), update_dep ().
1218 (get_back_and_forw_lists): New static function.
1219 (sd_add_dep): Separate setting of dependency caches into
1220 set_dependency_caches ().
1221 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
1223 (sd_delete_dep): Ditto.
1224 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
1225 (dump_lists): New static function.
1226 (sd_debug_lists): New debug function.
1227 (delete_all_dependences, fixup_sched_groups): Update to use
1228 sd_* infrastructure.
1229 (sched_analyze_2): Create data-speculative dependency only if
1230 data-speculation is enabled.
1231 (sched_analyze_insn): If insn cannot be speculative, make all its
1232 dependencies non-speculative.
1233 (sched_analyze): Use sd_init_insn ().
1234 (add_forw_dep, compute_forward_dependencies): Remove.
1235 (delete_dep_nodes_in_back_deps): New static function.
1236 (sched_free_deps): New function.
1237 (init_dependency_caches): Init alloc_pools.
1238 (extend_depedency_caches): Update after removing of
1239 forward_dependency_cache.
1240 (free_dependency_caches): Ditto. Free alloc_pools.
1241 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
1242 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
1244 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1245 (add_dependence): Use init_dep ().
1246 (get_dep_weak_1): New static function.
1247 (get_dep_weak): Move logic to get_dep_weak_1 ().
1248 (dump_ds): New static function moved from haifa-sched.c:
1249 debug_spec_status ().
1250 (debug_ds): New debug function.
1251 (check_dep_status): Rename to check_dep (). Update to check whole
1254 * haifa-sched.c (spec_info): Make global.
1255 (added_recovery_block_p): Rename to
1256 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
1257 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
1258 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
1259 to use new interfaces.
1260 (ok_for_early_queue_removal): Ditto.
1261 (schedule_block): Initialize logical uids of insns emitted by the
1263 (sched_init): Initialize new variable.
1264 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1266 (extend_global): Initialize insn data.
1267 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
1268 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
1270 (add_to_speculative_block): Update to use new interfaces.
1271 (create_recovery_block): Set new variables.
1272 (create_check_block_twin, fix_recovery_deps): Update to use new
1274 (sched_insn_is_legitimate_for_speculation_p): New function.
1275 (speculate_insn): Move checking logic to
1276 sched_insn_is_legitimate_for_speculation_p ().
1277 (sched_remove_insn): Finalize sched-deps information of instruction.
1278 (clear_priorities, add_jump_dependencies): Update to use new
1280 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
1282 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
1283 to use new interfaces.
1284 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
1285 (new_ready): Try to use control speculation only if it is available.
1286 (add_branch_dependences): Update to use new interfaces.
1287 (compute_block_backward_dependences): Rename to
1288 compute_block_dependences (). Call
1289 targetm.sched.dependencies_evaluation_hook ().
1290 (free_block_dependencies): New static function.
1291 (debug_dependencies): Update to use new interfaces.
1292 (schedule_region): Remove separate computation of forward dependencies.
1293 Move call of targetm.sched.dependencies_evaluation_hook () to
1294 compute_block_dependences (). Free dependencies at the end of
1295 scheduling the region.
1297 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
1299 (add_deps_for_risky_insns): Ditto.
1300 (schedule_ebb): Remove separate computation of forward dependencies.
1301 Free dependencies at the end of scheduling the ebb.
1303 * ddg.c (create_ddg_dependence): Update to use new interfaces.
1304 (build_intra_loop_deps): Ditto. Remove separate computation of
1305 forward dependencies. Free sched-deps dependencies.
1307 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
1308 to use new interfaces.
1309 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
1311 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
1313 (is_costly_group): Ditto.
1315 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1317 * alias.c (rtx_equal_for_memref_p): Constify.
1318 * basic-block.h (const_edge, const_basic_block): New.
1319 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1320 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
1321 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1322 probably_never_executed_bb_p, edge_probability_reliable_p,
1323 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1324 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1326 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1327 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1329 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1330 flow_nodes_print, dfs_enumerate_from): Likewise.
1331 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1332 control_flow_insn_p, count_basic_blocks): Likewise.
1333 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1334 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1335 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1336 average_num_loop_insns, loop_exit_edge_p,
1337 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1338 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1339 average_num_loop_insns, seq_cost): Likewise.
1340 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1341 * dominance.c (dominated_by_p): Likewise.
1342 * emit-rtl.c (validate_subreg): Likewise.
1343 * except.c (can_throw_internal, can_throw_external): Likewise.
1344 * except.h (can_throw_internal, can_throw_external): Likewise.
1345 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1346 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1347 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1348 simple_mem, store_ops_ok, load_kills_store, find_loads,
1349 store_killed_in_insn, store_killed_after, store_killed_before,
1350 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1352 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1353 noce_mem_write_may_trap_or_fault_p): Likewise.
1354 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1356 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1358 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1359 probably_cold_bb_p, probably_never_executed_bb_p,
1360 edge_probability_reliable_p, br_prob_note_reliable_p,
1361 can_predict_insn_p): Likewise.
1362 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1363 * resource.c (return_insn_p): Likewise.
1364 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1366 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1367 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1368 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1369 verify_gimple_modify_stmt): Likewise.
1370 * tree-chrec.c (is_not_constant_evolution,
1371 is_multivariate_chrec_rec, is_multivariate_chrec,
1372 chrec_contains_symbols, chrec_contains_undetermined,
1373 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1374 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1375 eq_evolutions_p, scev_direction): Likewise.
1376 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1377 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1378 chrec_contains_symbols_defined_in_loop,
1379 chrec_contains_undetermined, tree_contains_chrecs,
1380 evolution_function_is_affine_multivariate_p,
1381 evolution_function_is_univariate_p, chrec_zerop,
1382 evolution_function_is_constant_p, evolution_function_is_affine_p,
1383 evolution_function_is_affine_or_constant_p,
1384 tree_does_not_contain_chrecs, chrec_type): Likewise.
1385 * tree-data-ref.c (tree_fold_divides_p,
1386 object_address_invariant_in_loop_p, dr_may_alias_p,
1387 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1388 same_access_functions, constant_access_functions,
1389 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1391 * tree-flow.h (scev_direction): Likewise.
1392 * tree-gimple.c (is_gimple_stmt): Likewise.
1393 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1395 * tree-pretty-print.c (op_prio): Likewise.
1396 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1397 analyzable_condition, backedge_phi_arg_p): Likewise.
1398 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1399 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1400 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1403 2007-08-13 Dan Hipschman <dsh@google.com>
1406 * c-format.c (check_format_arg): Move check for zero-length
1407 format strings below the check for unterminated strings.
1409 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1412 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1415 2007-08-13 Nick Clifton <nickc@redhat.com>
1417 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1419 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1422 * c-format.c (gcc_gfc_length_specs): New array.
1423 (gcc_gfc_char_table): Add unsigned specifier, and references to
1424 the l length modifier.
1425 (format_types_orig): Use the new gcc_gfc_length_specs.
1427 2007-08-12 Sa Liu <saliu@de.ibm.com>
1429 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1430 and with REG_RETVAL note after split.
1432 2007-08-11 David Daney <ddaney@avtrex.com>
1434 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1435 as ATTRIBUTE_UNUSED.
1437 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1438 Segher Boessenkool <segher@kernel.crashing.org>
1440 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1441 HAVE_LOCAL_CPU_DETECT not defined.
1443 2007-08-11 Jan Hubicka <jh@suse.cz>
1445 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1446 (cgraph_process_new_functions): Honor previous value of
1447 disregard_inline_limits.
1448 * ipa-inline.c (compute_inline_parameters): Likewise.
1450 2007-08-11 Ian Lance Taylor <iant@google.com>
1452 * alias.h (alias_set_type): Define new type.
1453 (ALIAS_SET_MEMORY_BARRIER): Use it.
1454 * rtl.h: Include alias.h.
1455 (struct mem_attrs): Use alias_set_type.
1456 * tree.h: Include alias.h
1457 (struct tree_type): Use alias_set_type.
1458 (struct tree_struct_field_tag): Likewise.
1459 (struct tree_decl_common): Likewise.
1460 * alias.c (struct alias_set_entry): Use alias_set_type.
1461 (get_alias_set_entry, alias_set_subset_of): Likewise.
1462 (alias_sets_conflict_p): Likewise.
1463 (alias_sets_must_conflict_p): Likewise.
1464 (objects_must_conflict_p): Likewise.
1465 (get_alias_set, new_alias_set): Likewise.
1466 (record_alias_subset, record_component_aliases): Likewise.
1467 (varargs_set, frame_set): Change to alias_set_type.
1468 (get_varargs_alias_set): Use alias_set_type.
1469 (get_frame_alias_set): Likewise.
1470 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1471 * dse.c (struct store_info): Use alias_set_type.
1472 (struct read_info, struct clear_alias_mode_holder): Likewise.
1473 (clear_alias_set_lookup, canon_address): Likewise.
1474 (record_store, check_mem_read_rtx): Likewise.
1475 (dse_record_singleton_alias_set): Likewise.
1476 (dse_invalidate_singleton_alias_set): Likewise.
1477 * emit-rtl.c (get_mem_attrs): Likewise.
1478 (set_mem_attributes_minus_bitpos): Likewise.
1479 (set_mem_alias_set): Likewise.
1480 * expr.c (store_constructor_field, store_field): Likewise.
1481 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1482 * langhooks.c (lhd_get_alias_set): Likewise.
1483 * langhooks-def.h (lhd_get_alias_set): Likewise.
1484 * reload1.c (alter_reg): Likewise.
1485 * tree-flow.h (struct fieldoff): Likewise.
1486 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1487 (may_alias_p, get_smt_for, create_sft): Likewise.
1488 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1489 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1490 (merge_smts_into): Likewise.
1491 * varasm.c (const_alias_set): Likewise.
1492 * c-common.c (strict_aliasing_warning): Likewise.
1493 (c_common_get_alias_set): Likewise.
1494 * dse.h (dse_record_singleton_alias_set): Update declaration.
1495 (dse_invalidate_singleton_alias_set): Likewise.
1496 * emit-rtl.h (set_mem_alias_set): Likewise.
1497 * c-common.h (c_common_get_alias_set): Likewise.
1498 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1499 * print-tree.c (print_node): Likewise.
1500 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1502 (alpha_setup_incoming_varargs): Use alias_set_type.
1503 * config/i386/i386.c (setup_incoming_varargs_64): Use
1505 (setup_incoming_varargs_ms_64): Likewise.
1506 (ix86_GOT_alias_set): Likewise.
1507 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1508 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1509 (set): Change to alias_set_type.
1510 (get_TOC_alias_set): Use alias_set_type.
1511 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1513 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1514 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1516 (struct_value_alias_set): Likewise.
1517 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1519 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1521 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1522 * config/vxworks.h (TARGET_VXWORKS): Override.
1523 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1524 "mips" if TARGET_VXWORKS.
1526 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1528 * calls.c (avoid_likely_spilled_reg): New function.
1529 (expand_call): Use it.
1531 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1533 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1535 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1537 * config/mips/predicates.md (const_call_insn_operand): Invoke
1538 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1540 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1543 * config/rs6000/driver-rs6000.c: Include link.h.
1544 Use ElfW instead of wordsize-specif typedef.
1546 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1548 * system.h (CONST_CAST): New.
1549 * c-decl.c (c_make_fname_decl): Use it.
1550 * c-lex.c (cb_ident, lex_string): Likewise.
1551 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1552 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1553 give_switch, set_multilib_dir): Likewise.
1554 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1555 * passes.c (execute_one_pass): Likewise.
1556 * prefix.c (update_path): Likewise.
1557 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1558 * tree.c (build_string): Likewise.
1560 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1562 * tree-flow-inline.h (is_exec_stmt): Remove.
1563 (is_label_stmt): Remove.
1564 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1567 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1569 * lower-subreg.c (resolve_shift_zext): Don't adjust
1570 src_reg_num for wordmode operands.
1572 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1573 David Ung <davidu@mips.com>
1575 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1576 (TARGET_SCHED_REORDER2): Define.
1577 (mips_maybe_swap_ready): New.
1578 (mips_last_74k_agen_insn): New.
1579 (mips_74k_agen_init): New.
1580 (mips_74k_agen_reorder): New function to group loads and stores
1582 (mips_sched_init): New.
1583 (mips_sched_reorder): Don't do initialization here. Call
1584 mips_74k_agen_reorder.
1585 (mips_variable_issue): Call mips_74k_agen_init.
1587 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1589 * tree-flow-inline.h (get_filename): Remove.
1591 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1593 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1595 (mips_fetch_insns): Delete in favor of...
1596 (mips_load_store_insns): ...this new function.
1597 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1598 to say whether multiword moves _might_ be split.
1599 (mips_fetch_insns): Delete in favor of...
1600 (mips_load_store_insns): ...this new function.
1601 (mips_rtx_costs): Update the call to mips_address_insns.
1602 (mips_address_cost): Likewise.
1603 * config/mips/mips.md (length): Use mips_load_store_insns instead
1604 of mips_fetch_insns.
1605 * config/mips/constraints.md (R): Use mips_address_insns rather
1606 than mips_fetch_insns. Assume that the move never needs to be split.
1608 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1610 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1611 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1612 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1613 * config/mips/mips.h (mips16_hard_float): Delete.
1614 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1615 definitions, and replace with....
1616 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1617 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1618 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1619 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1620 (override_options): Replace MASK_SOFT_FLOAT references with
1621 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1622 and mips16_hard_float when TARGET_MIPS16.
1624 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1627 * c-typeck.c (build_binary_op): Check for non pointer types before
1628 calling int_fits_type_p.
1630 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1633 * fold-const.c (omit_one_operand): Return only the ommitted expression
1634 if the result is an empty statement.
1635 (pedantic_omit_one_operand): Likewise.
1637 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1639 * c-typeck.c (readonly_error): Improve error for assignment.
1641 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1643 (pp_c_expression): Ditto.
1645 2007-08-09 Simon Baldwin <simonb@google.com>
1647 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1648 break that was preventing simplify_associative_operation() for xor.
1650 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1651 Nigel Stephens <nigel@mips.com>
1653 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1654 Document change in interpretation of value from boolean to
1656 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1657 ffs and ctz using clz.
1658 (expand_unop): Call them.
1659 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1661 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1662 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1663 enable the new ffs expansion on this target.
1665 2007-08-09 Jan Hubicka <jh@suse.cz>
1667 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1668 (expand_ternary_op): Likewise.
1669 (expand_vec_shift_expr): Likewise.
1670 (expand_binop_directly): Likewise.
1671 (expand_binop): Likewise.
1672 (sign_expand_binop): Likewise.
1673 (expand_twoval_unop): Likewise.
1674 (expand_twoval_binop): Likewise.
1675 (expand_twoval_binop_libfunc): Likewise.
1676 (widen_clz): Likewise.
1677 (widen_bswap): Likewise.
1678 (expand_parity): Likewise.
1679 (expand_unop): Likewise.
1680 (expand_abs_nojump): Likewise.
1681 (expand_copysign): Likewise.
1682 (emit_no_conflict_block): Likewise.
1683 (emit_libcall_block): Likewise.
1684 (can_compare_p): Likewise.
1685 (prepare_cmp_insn): Likewise.
1686 (emit_cmp_and_jump_insn_1): Likewise.
1687 (prepare_float_lib_cmp): Likewise.
1688 (emit_conditional_add): Likewise.
1689 (gen_add2_insn): Likewise.
1690 (have_add2_insn): Likewise.
1691 (gen_sub2_insn): Likewise.
1692 (have_sub2_insn): Likewise.
1693 (can_extend_p): Likewise.
1694 (can_fix_p): Likewise.
1695 (can_float_p): Likewise.
1696 (expand_float): Likewise.
1697 (expand_fix): Likewise.
1698 (expand_sfix_optab): Likewise.
1699 (new_optab): Likewise.
1700 (new_convert_optab): Likewise.
1701 (init_libfuncs): Likewise.
1702 (init_interclass_conv_libfuncs): Likewise.
1703 (init_intraclass_conv_libfuncs): Likewise.
1704 (set_conv_libfunc): Likewise.
1705 (init_optabs): Likewise.
1706 (debug_optab_libfuncs): Likewise.
1707 (gen_cond_trap): Likewise.
1708 * optabs.h (optab_handler, convert_optab_hanlder): New.
1709 * genopinit.c: Update optabs generation table.
1710 * reload.c (find_reloads_address_1): Use optabs accestors.
1711 * builtins.c (expand_builtin_mathfn): Likewise.
1712 (expand_builtin_mathfn_2): Likewise.
1713 (expand_builtin_mathfn_3): Likewise.
1714 (expand_builtin_interclass_mathfn): Likewise.
1715 (expand_builtin_sincos): Likewise.
1716 (expand_builtin_cexpi): Likewise.
1717 (expand_builtin_powi): Likewise.
1718 (expand_builtin_strlen): Likewise.
1719 * dojump.c (do_jump): Likewise.
1720 * expr.c (convert_move): Likewise.
1721 (move_by_pieces): Likewise.
1722 (move_by_pieces_ninsns): Likewise.
1723 (can_store_by_pieces): Likewise.
1724 (store_by_pieces_1): Likewise.
1725 (emit_move_via_integer): Likewise.
1726 (emit_move_complex): Likewise.
1727 (emit_move_ccmode): Likewise.
1728 (emit_move_insn_1): Likewise.
1729 (emit_single_push_insn): Likewise.
1730 (store_constructor): Likewise.
1731 (expand_expr_real_1): Likewise.
1732 (do_store_flag): Likewise.
1733 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1734 (enumerate_modes): Likewise.
1735 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1736 (supportable_widening_operation): Likewise.
1737 (supportable_narrowing_operation): Likewise.
1738 * expmed.c (store_bit_field_1): Likewise.
1739 (extract_bit_field_1): Likewise.
1740 (expand_mult_highpart_optab): Likewise.
1741 (expand_smod_pow2): Likewise.
1742 (expand_divmod): Likewise.
1743 (emit_store_flag): Likewise.
1744 * tree-vect-patterns.c
1745 (vect_pattern_recog_1): Likewise.
1746 * tree-ssa-loop-prefetch.c
1747 (nontemporal_store_p): Likewise.
1748 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1749 (vect_create_epilog_for_reduction): Likewise.
1750 (vectorizable_reduction): Likewise.
1751 (vectorizable_operation): Likewise.
1752 (vect_strided_store_supported): Likewise.
1753 (vectorizable_store): Likewise.
1754 (vect_strided_load_supported): Likewise.
1755 (vectorizable_load): Likewise.
1756 * combine.c (simplify_comparison): Likewise.
1757 * tree-vect-generic.c
1758 (type_for_widest_vector_mode): Likewise.
1759 (expand_vector_operations_1): Likewise.
1760 * config/spu/spu.c (spu_expand_mov): Likewise.
1761 (spu_emit_vector_compare): Likewise.
1762 * config/rs6000/rs6000.c
1763 (rs6000_emit_vector_compare): Likewise.
1764 * stmt.c (add_case_node): Likewise.
1765 * reload1.c (gen_reload):
1767 2007-08-09 Michael Matz <matz@suse.de>
1769 * tree.h (fixed_zerop): Declare as taking a const_tree.
1770 * tree.c (fixed_zerop): Take a const_tree.
1772 2007-08-09 Ira Rosen <irar@il.ibm.com>
1774 * tree-vect-transform.c (vectorizable_store): Remove call to
1775 copy_virtual_operands() and call mark_symbols_for_renaming() for
1776 the created vector store.
1777 (vect_setup_realignment): Don't call copy_virtual_operands() and
1778 update_vuses_to_preheader().
1779 (vectorizable_load): Don't call copy_virtual_operands().
1780 (update_vuses_to_preheader): Remove.
1782 2007-08-08 Chao-ying Fu <fu@mips.com>
1784 * tree.def (FIXED_POINT_TYPE): New type.
1785 (FIXED_CST): New constant.
1786 (FIXED_CONVERT_EXPR): New expr.
1787 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1788 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1789 * tree.h (struct tree_base): Add saturating_flag.
1790 Remove one bit of spare for saturating_flag.
1791 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1792 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1793 FIXED_POINT_TYPE_P): Define.
1794 (TYPE_SATURATING): Define.
1795 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1796 (struct tree_fixed_cst): New.
1797 (TYPE_IBIT, TYPE_FBIT): Define.
1798 (tree_node): Add fixed_cst.
1799 (enum tree_index): Add new enumeration values of
1800 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1801 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1802 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1803 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1804 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1805 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1806 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1807 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1808 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1809 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1810 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1811 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1812 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1813 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1814 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1815 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1816 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1817 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1818 (sat_short_fract_type_node, sat_fract_type_node,
1819 sat_long_fract_type_node, sat_long_long_fract_type_node,
1820 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1821 sat_unsigned_long_fract_type_node,
1822 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1823 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1824 unsigned_short_fract_type_node, unsigned_fract_type_node,
1825 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1826 sat_short_accum_type_node, sat_accum_type_node,
1827 sat_long_accum_type_node, sat_long_long_accum_type_node,
1828 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1829 sat_unsigned_long_accum_type_node,
1830 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1831 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1832 unsigned_short_accum_type_node, unsigned_accum_type_node,
1833 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1834 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1835 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1836 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1837 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1838 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1839 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1840 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1841 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1842 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1843 sat_uda_type_node, sat_uta_type_node): New macro.
1844 (make_fract_type, make_accum_type): Declare.
1845 (make_signed_fract_type, make_unsigned_fract_type,
1846 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1847 make_signed_accum_type, make_unsigned_accum_type,
1848 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1849 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1850 make_or_reuse_sat_signed_fract_type,
1851 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1852 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1853 make_or_reuse_sat_unsigned_accum_type): New macro.
1854 (fixed_zerop): Declare.
1855 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1856 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1857 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1858 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1859 * treestruct.def: Add TS_FIXED_CST.
1860 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1862 (tree-dump.o): Likewise.
1863 (print-tree.o): Likewise.
1864 (tree-pretty-print.o): Likewise.
1865 (fold-const.o): Likewise.
1866 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1867 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1868 (is_gimple_min_invariant): Handle FIXED_CST.
1869 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1870 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1871 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1872 (layout_type): Handle FIXED_POINT_TYPE.
1873 (make_fract_type, make_accum_type): New functions.
1874 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1875 * tree-dump.c (fixed-value.h): New include.
1876 (dump_fixed): New function.
1877 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1878 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1879 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1880 * tree-pretty-print.c (fixed-value.h): New include.
1881 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1883 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1884 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1885 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1886 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1887 for non-saturating fixed-point types.
1888 (reassociate_bb): Likewise.
1889 * emit-rtl.c (fixed-value.h): New include.
1890 (fconst0, fconst1): New array.
1891 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1892 * tree-vect-generic.c expand_vector_operation): Support
1893 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1895 (type_for_widest_vector_mode): Add one parameter for the
1897 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1899 Pass the satp parameter to type_for_mode for fixed-point types.
1900 (expand_vector_operations_1): Pass the saturating flag to
1901 type_for_widest_vector_mode.
1902 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1903 and MODE_VECTOR_UACCUM.
1904 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1905 (vectorizable_condition): Likewise.
1906 * tree.c (fixed-value.h): New include.
1907 (tree_code_size): Support FIXED_CST.
1908 (build_fixed): New function.
1909 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1910 (fixed_zerop): New function.
1911 (tree_node_structure): Support FIXED_CST.
1912 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1913 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1914 (type_hash_eq): Handle FIXED_POINT_TYPE.
1915 (simple_cst_equal): Support FIXED_CST.
1916 (iterative_hash_expr): Handle FIXED_CST.
1917 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1918 (get_narrower): Likewise.
1919 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1920 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1921 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1922 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1924 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1925 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1926 (initializer_zerop): Support FIXED_CST.
1927 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1928 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1929 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1930 (is_base_type): Handle FIXED_POINT_TYPE.
1931 (add_type_attribute): Handle FIXED_POINT_TYPE.
1932 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1933 * print-tree.c (fixed-value.h): New include.
1934 (print_node_brief): Support FIXED_CST.
1935 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1936 * c-pretty-print.c (fixed-value.h): New include.
1937 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1938 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1939 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1940 Support fixed-point types for inner items in VECTOR_TYPE.
1941 (pp_c_direct_declarator): Likewise.
1942 (pp_c_declarator): Likewise.
1943 (pp_c_fixed_constant): New function.
1944 (pp_c_constant): Handle FIXED_CST.
1945 (pp_c_primary_expression): Likewise.
1946 (pp_c_expression): Likewise.
1947 * fold-const.c (fixed-value.h): New include.
1948 (negate_expr_p): Return true for FIXED_CST.
1949 (fold_negate_expr): Support FIXED_CST.
1950 (split_tree): Support FIXED_CST.
1951 (const_binop): Support FIXED_CST.
1952 (fold_convert_const_int_from_fixed): New function to convert from
1954 (fold_convert_const_real_from_fixed): New function to convert from
1956 (fold_convert_const_fixed_from_fixed): New function to convert from
1957 fixed to another fixed.
1958 (fold_convert_const_fixed_from_int): New function to convert from
1960 (fold_convert_const_fixed_from_real): New function to convert from
1962 (fold_convert_const): Support conversions from fixed to int, from
1963 fixed to real, from fixed to fixed, from int to fixed, and from real
1965 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1966 (operand_equal_p): Support FIXED_CST.
1967 (make_range): For fixed-point modes, we need to pass the
1968 saturating flag as the 2nd parameter.
1969 (tree_swap_operands_p): Handle FIXED_CST.
1970 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1972 (fold_unary): Support FIXED_CONVERT_EXPR.
1973 (fold_binary): Handle FIXED_CST.
1974 Make sure the type is not saturating, before associating operations.
1975 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1976 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1977 (fold_negate_const): Support FIXED_CST.
1978 (fold_relational_const): Support FIXED_CST.
1979 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1980 (gimplify_expr): Handle FIXED_CST.
1981 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1982 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1983 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1984 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1985 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1986 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1987 LONG_LONG_ACCUM_TYPE_SIZE.
1988 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1989 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1990 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1991 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1992 MODE_ACCUM, and MODE_UACCUM.
1993 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1994 fixed-point types to disable reduction.
1995 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1997 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1999 * config/rs6000/x-rs6000: New file.
2000 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
2001 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
2002 (EXTRA_SPEC_FUNCTIONS): Define.
2003 (HAVE_LOCAL_CPU_DETECT): Define.
2004 (CC1_CPU_SPEC): Define.
2005 * config/rs6000/driver-rs6000.c: New file.
2006 * config/rs6000/aix.h (CC1_SPEC): Define.
2007 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
2008 * config.host: Add x-rs6000 to host_xmake_file if host and target
2009 are rs6000 or powerpc.
2011 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2013 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
2015 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2016 Sandra Loosemore <sandra@codesourcery.com>
2017 Chao-ying Fu <fu@mips.com>
2018 Nigel Stephens <nigel@mips.com>
2019 David Ung <davidu@mips.com>
2021 * doc/invoke.texi (-mcode-readable): Document.
2022 * config/mips/mips.opt (mcode-readable): New option.
2023 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
2024 * config/mips/mips.h (mips_code_readable_setting): New enum.
2025 (mips_code_readable): Declare.
2026 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
2027 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
2028 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
2029 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
2030 boiler-plate comments.
2031 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2032 * config/mips/mips.c (mips_code_readable): New variable.
2033 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
2034 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2035 context and -mcode-readable setting to restrict the use of
2036 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2037 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2038 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2039 (mips_blocks_for_constant_p): Only return false for
2040 TARGET_MIPS16_PCREL_LOADS.
2041 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2042 for MIPS16. Handle SYMBOL_32_HIGH.
2043 (mips_const_insns): Allow HIGHs for MIPS16 too.
2044 (mips_unspec_address_offset): New function, split out from...
2045 (mips_unspec_address): ...here.
2046 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2047 16-bit symbolic constants. Assert approropiate conditions for
2048 using the "la" and "dla" macros.
2049 (mips_handle_option): Handle -mcode-readable=.
2050 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2051 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2052 (mips_strip_unspec_address): New function, split out from...
2053 (print_operand_reloc): ...here.
2054 (print_operand): Pass constants through mips_strip_unspec_address.
2055 (print_operand_address): Likewise.
2056 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2057 (mips_select_rtx_section): Remove MIPS16 handling.
2058 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2059 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2060 (mips16_lay_out_constants): Do nothing unless
2061 TARGET_MIPS16_PCREL_LOADS.
2062 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2063 * config/mips/mips.md: Split HIGHs for MIPS16.
2064 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2066 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2068 * config/mips/mips-protos.h (mips_emit_move): Declare.
2069 * config/mips/mips.c (mips_emit_move): New function.
2070 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
2071 (mips_legitimize_const_move): Likewise.
2072 (mips_legitimize_move): Likewise.
2073 (mips_split_64bit_move): Likewise.
2074 (mips_restore_gp): Likewise.
2075 (mips_load_call_address): Likewise.
2076 (mips_emit_fcc_reload): Likewise.
2077 (mips_set_return_address): Likewise.
2078 (mips_block_move_straight): Likewise.
2079 (mips_block_move_loop): Likewise.
2080 (mips_setup_incoming_varargs): Likewise.
2081 (mips_save_reg): Likewise.
2082 (mips_expand_prologue): Likewise.
2083 (mips_restore_reg): Likewise.
2084 (mips_expand_epilogue): Likewise.
2085 (mips_output_mi_thunk): Likewise.
2086 (build_mips16_call_stub): Likewise.
2087 (mips_builtin_branch_and_move): Likewise.
2088 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
2089 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2090 (fixuns_truncdfdi2): Likewise.
2091 (fixuns_truncsfsi2): Likewise.
2092 (fixuns_truncsfdi2): Likewise.
2093 (loadgp_absolute): Likewise.
2094 (builtin_setjmp_setup): Likewise.
2095 (builtin_longjmp): Likewise.
2096 (untyped_call): Likewise.
2098 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2100 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
2101 an "rtx *" argument. Return a bool.
2102 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
2103 values and return true if they can be split. Take the same kind of
2104 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
2105 and store the lo_sum there if nonnull. Use the symbol type to
2106 determine whether a $gp or HIGH is needed.
2107 (mips_legitimize_address): Update call to mips_split_symbol and
2108 simplify accordingly.
2109 (mips_legitimize_const_move): Likewise.
2110 * config/mips/mips.md: In the combine define_split,
2111 check mips_split_symbol instead of splittable_symbolic_operand.
2112 Update use of mips_split_symbol in the generator code.
2113 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
2115 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2117 * config/mips/mips.c (mips_symbolic_address_p): Delete.
2118 (mips_symbol_insns_1): New function, split out from...
2119 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
2120 and stores separately from load addresses.
2121 (mips_classify_address): Replace uses of mips_symbolic_address_p
2122 with uses of mips_symbol_insns.
2123 (mips_address_insns): Update calls to mips_symbol_insns.
2124 (mips_const_insns): Likewise.
2125 (mips_legitimize_address): Likewise.
2127 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2129 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
2130 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
2131 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
2132 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
2133 non-call contexts if TARGET_MIPS16.
2134 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
2135 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
2136 code for SYMBOL_ABSOLUTE.
2137 (mips_symbol_insns): Likewise.
2139 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2141 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
2142 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
2143 (mips_symbolic_constant_p): Likewise. Update the call to
2144 mips_classify_symbol.
2145 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
2146 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
2147 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
2148 (print_operand_reloc): Add a context argument. Update the call to
2149 mips_symbolic_constant_p.
2150 (print_operand): Update the calls to print_operand_reloc.
2151 (print_operand_address): Use print_operand_reloc rather than
2153 (mips_rewrite_small_data_p): Add a context argument. Update the call
2154 to mips_symbolic_constant_p.
2155 (mips_small_data_pattern_1): Make DATA the containing mem.
2156 Update the call to mips_rewrite_small_data_p.
2157 (mips_rewrite_small_data_1): Likewise.
2158 (mips_use_anchors_for_symbol_p): Update the call to
2159 mips_symbolic_constant_p.
2160 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2161 (splittable_symbolic_operand): Likewise.
2162 (move_operand): Likewise.
2163 (absolute_symbolic_operand): Likewise.
2164 (got_disp_operand): Likewise.
2165 (got_page_ofst_operand): Likewise.
2167 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2169 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
2170 (SYMBOL_ABSOLUTE): ...this.
2171 (SYMBOL_SMALL_DATA): Rename to...
2172 (SYMBOL_GP_RELATIVE): ...this.
2173 (SYMBOL_CONSTANT_POOL): Rename to...
2174 (SYMBOL_PC_RELATIVE): ...this.
2175 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
2176 (mips_symbolic_address_p, mips_symbol_insns, override_options)
2177 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
2178 after above changes.
2179 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2180 (general_symbolic_operand): Rename to...
2181 (absolute_symbolic_operand): ...this.
2182 * config/mips/mips.md: Update after above changes.
2184 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
2185 Revital Eres <eres@il.ibm.com>
2187 * ddg.c (print_ddg): Add dump information.
2188 * modulo-sched.c (print_node_sched_params): Add parameter and
2190 (calculate_maxii): Remove function.
2191 (undo_generate_reg_moves): Likewise.
2192 (undo_permute_partial_schedule): Likewise.
2193 (kernel_number_of_cycles): Likewise.
2194 (MAXII_FACTOR): New definition to calculate the upper bound of II.
2195 (sms_schedule): Use it. Remove profitability checks.
2196 (sms_schedule_by_order): Fix order of nodes within the cycle.
2198 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2200 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
2201 -profile option, add pie support.
2202 (ENDFILE_SPEC): New spec.
2203 * config/gnu.h (LIB_SPEC): Add -profile option.
2205 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2207 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
2208 * config/gnu.h (LIB_SPEC): Likewise.
2210 2007-08-07 Yaz Saito <saito@google.com>
2211 Ian Lance Taylor <iant@google.com>
2213 * common.opt (finstrument-functions-exclude-function-list): New
2215 (finstrument-functions-exclude-file-list): New option.
2216 * opts.c (char_p): Define and DEF_VEC.
2217 (flag_instrument_functions_exclude_functions): New static
2219 (flag_instrument_functions_exclude_files): New static variable.
2220 (add_instrument_functions_exclude_list): New static function.
2221 (flag_instrument_functions_exclude_p): New function.
2222 (common_handle_option): Handle new options.
2223 * flags.h (flag_instrument_functions_exclude_p): Declare.
2224 * gimplify.c (gimplify_function_tree): Call
2225 flag_instrument_functions_exclude_p.
2226 * doc/invoke.texi (Option Summary): Mention new options.
2227 (Code Gen Options): Document new options.
2229 2007-08-07 Ian Lance Taylor <iant@google.com>
2231 PR rtl-optimization/32776
2232 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
2233 (resolve_use): Likewise.
2234 (decompose_multiword_subregs): Remove "changed" local variable.
2236 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
2238 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
2239 * configure: Regenerate.
2240 * config.in: Regenerate.
2241 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
2244 2007-08-07 Ian Lance Taylor <iant@google.com>
2246 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
2247 note, just delete the insn.
2249 2007-08-07 Andreas Schwab <schwab@suse.de>
2252 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
2255 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
2257 * lower-subreg.c (resolve_subreg_use): Remove assertion.
2258 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
2259 (decompose_multiword_subregs): Use the functions above to decompose
2260 multiword shifts and zero-extends.
2262 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
2264 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
2265 "assemble" descriptions which were swapped.
2267 2007-08-06 Chao-ying Fu <fu@mips.com>
2269 * fixed-value.h: New file.
2270 * fixed-value.c: New file.
2271 * Makefile.in (OBJS-common): Add fixed-value.o.
2272 (fixed-value.o): New rule.
2273 (GTFILES): Add fixed-value.h.
2274 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
2275 to compare a.low and b.low.
2276 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
2278 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2279 Daniel Jacobowitz <dan@codesourcery.com>
2282 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
2284 (x86_64-*-netbsd*): Likewise.
2285 (x86_64-*-linux*): Likewise.
2286 (x86_64-*-kfreebsd*-gnu): Likewise.
2287 (x86_64-*-knetbsd*-gnu): Likewise.
2288 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
2290 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
2292 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
2293 Add -fno-asynchronous-unwind-tables.
2295 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
2296 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
2297 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
2298 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
2299 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
2301 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2303 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
2304 (TARGET_C_MODE_FOR_SUFFIX): New.
2306 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2308 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
2310 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2312 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
2314 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2316 * config/i386/i386.md: Check TARGET_ macros and optimize_size
2317 before checking function returns in conditional expressions.
2319 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2322 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2324 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2327 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2328 for INTEGRAL_TYPE_P.
2330 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2332 * configure.ac: Remove --enable-checking=df from default settings.
2333 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2334 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2335 if the parameter is true.
2336 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2337 DF_VERIFY_SCHEDULED flag is true.
2338 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2339 (df_finish_pass): Adjust prototype.
2340 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2343 * see.c (pass_see): Add TODO_df_verify.
2344 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2345 * global.c (rest_of_handle_global_alloc): Schedule verification
2347 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2349 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2350 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2351 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2353 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2354 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2355 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2357 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2358 Revital Eres <eres@il.ibm.com>
2360 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2362 * ddg.c (create_ddg_dependence): Rename to...
2363 (create_ddg_dep_from_intra_loop_link): This. Do not check
2364 for interloop edges. Do not create anti dependence edge when
2365 a true dependence edge exists in the opposite direction and
2366 -fmodulo-sched-allow-regmoves is set.
2367 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2368 (add_cross_iteration_register_deps): Create anti dependence edge
2369 when -fno-modulo-sched-allow-regmoves is set.
2370 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2372 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2374 * config/arm/arm.md (movsi): Add braces.
2376 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2379 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
2380 operands for the folding of "A - (A & B)" into "~B & A"; cast them
2383 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2385 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
2386 state accessor functions.
2387 * cfgloopmanip.c (remove_path, create_preheaders,
2388 force_single_succ_latches, fix_loop_structure): Ditto.
2389 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2390 tree_duplicate_loop_to_header_edge): Ditto.
2391 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2392 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2394 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2395 cleanup_tree_cfg): Ditto.
2396 * tree-cfg.c (tree_merge_blocks): Ditto.
2397 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2398 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2399 loop_preheader_edge, single_exit): Ditto.
2400 (flow_loops_find): Do not clear loops->state.
2401 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2402 loops_state_clear): New functions.
2404 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2407 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2408 when adding to the base and convert ELT to sizetype instead of type.
2410 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2413 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2414 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2416 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2419 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2420 correct type the negate expression.
2422 2007-08-03 Jan Hubicka <jh@suse.cz>
2424 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2427 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2429 * config/rs6000/rs6000.c (struct processor_cost): Change
2430 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2431 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2433 (rios1_costs, rios2_cost): Correct cache line size.
2434 (rs6000_override_options): Set l2-cache-size parameter.
2436 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2437 Diego Novillo <dnovillo@google.com>
2440 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2441 if the range includes 0.
2443 2007-08-03 Ben Elliston <bje@au.ibm.com>
2445 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2446 mode to unspec expressions to silence a warning from the generator
2449 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2451 * config/ia64/constraints.md ("U"): Make constraint vector only.
2453 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2456 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2457 always_inline attribute on the function decl.
2459 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2462 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2463 if we are compiling with -fPIC.
2465 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2466 Nigel Stephens <nigel@mips.com>
2468 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2469 Define for MIPS32 and MIPS64.
2471 2007-08-02 Nick Clifton <nickc@redhat.com>
2473 * config/host-hpux.c: Change copyright header to refer to version
2474 3 of the GNU General Public License and to point readers at the
2475 COPYING3 file and the FSF's license web page.
2476 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2477 config/alpha/linux.h, config/alpha/alpha.opt,
2478 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2479 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2480 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2481 config/alpha/alpha.h, config/alpha/sync.md,
2482 config/alpha/openbsd.h, config/alpha/alpha.md,
2483 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2484 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2485 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2486 config/alpha/constraints.md, config/alpha/osf.h,
2487 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2488 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2489 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2490 config/frv/frv-asm.h, config/frv/frv-protos.h,
2491 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2492 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2493 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2494 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2495 config/s390/s390.opt, config/s390/s390-modes.def,
2496 config/s390/fixdfdi.h, config/s390/constraints.md,
2497 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2498 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2499 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2500 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2501 config/m32c/prologue.md, config/m32c/m32c.abi,
2502 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2503 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2504 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2505 config/m32c/jump.md, config/m32c/shift.md,
2506 config/m32c/m32c-protos.h, config/libgloss.h,
2507 config/spu/spu-protos.h, config/spu/predicates.md,
2508 config/spu/spu-builtins.h, config/spu/spu.c,
2509 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2510 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2511 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2512 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2513 config/sparc/hypersparc.md, config/sparc/predicates.md,
2514 config/sparc/linux.h, config/sparc/sp64-elf.h,
2515 config/sparc/supersparc.md, config/sparc/cypress.md,
2516 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2517 config/sparc/niagara.md, config/sparc/sparc.md,
2518 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2519 config/sparc/sparc.opt, config/sparc/sync.md,
2520 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2521 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2522 config/sparc/sparc.c, config/sparc/little-endian.opt,
2523 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2524 config/sparc/linux64.h, config/sparc/freebsd.h,
2525 config/sparc/sol2.h, config/sparc/rtemself.h,
2526 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2527 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2528 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2529 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2530 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2531 config/m32r/linux.h, config/m32r/constraints.md,
2532 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2533 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2534 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2535 config/i386/i386.md, config/i386/netware-crt0.c,
2536 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2537 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2538 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2539 config/i386/sol2.h, config/i386/constraints.md,
2540 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2541 config/i386/predicates.md, config/i386/geode.md,
2542 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2543 config/i386/freebsd64.h, config/i386/vxworksae.h,
2544 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2545 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2546 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2547 config/i386/netware.h, config/i386/i386-modes.def,
2548 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2549 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2550 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2551 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2552 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2553 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2554 config/i386/xm-mingw32.h, config/i386/linux64.h,
2555 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2556 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2557 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2558 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2559 config/i386/cygwin2.c, config/i386/i386-protos.h,
2560 config/i386/sync.md, config/i386/openbsd.h,
2561 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2562 config/i386/nto.h, config/i386/biarch64.h,
2563 config/i386/i386-coff.h, config/i386/freebsd.h,
2564 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2565 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2566 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2567 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2568 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2569 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2570 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2571 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2572 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2573 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2574 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2575 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2576 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2577 config/sh/superh64.h, config/sh/rtemself.h,
2578 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2579 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2580 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2581 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2582 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2583 config/avr/predicates.md, config/avr/constraints.md,
2584 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2585 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2586 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2587 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2588 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2589 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2590 config/c4x/predicates.md, config/c4x/c4x.h,
2591 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2592 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2593 config/xtensa/linux.h, config/xtensa/xtensa.h,
2594 config/xtensa/elf.h, config/xtensa/xtensa.md,
2595 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2596 config/xtensa/xtensa-protos.h, config/dbx.h,
2597 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2598 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2599 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2600 config/host-solaris.c, config/fr30/fr30.h,
2601 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2602 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2603 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2604 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2605 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2606 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2607 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2608 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2609 config/cris/predicates.md, config/cris/linux.h,
2610 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2611 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2612 config/cris/aout.opt, config/cris/cris-protos.h,
2613 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2614 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2615 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2616 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2617 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2618 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2619 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2620 config/chorus.h, config/mn10300/mn10300.c,
2621 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2622 config/mn10300/mn10300.h, config/mn10300/linux.h,
2623 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2624 config/mn10300/mn10300.md, config/ia64/predicates.md,
2625 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2626 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2627 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2628 config/ia64/freebsd.h, config/ia64/ia64.md,
2629 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2630 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2631 config/gofast.h, config/rtems.h, config/sol2-10.h,
2632 config/m68k/predicates.md, config/m68k/m68k.md,
2633 config/m68k/linux.h, config/m68k/m68k-modes.def,
2634 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2635 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2636 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2637 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2638 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2639 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2640 config/m68k/constraints.md, config/m68k/rtemself.h,
2641 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2642 config/m68k/uclinux.h, config/rs6000/power4.md,
2643 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2644 config/rs6000/linux.h, config/rs6000/eabi.h,
2645 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2646 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2647 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2648 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2649 config/rs6000/windiss.h, config/rs6000/603.md,
2650 config/rs6000/aix41.h, config/rs6000/cell.md,
2651 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2652 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2653 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2654 config/rs6000/default64.h, config/rs6000/7xx.md,
2655 config/rs6000/darwin.opt, config/rs6000/spe.md,
2656 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2657 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2658 config/rs6000/7450.md, config/rs6000/linux64.h,
2659 config/rs6000/constraints.md, config/rs6000/440.md,
2660 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2661 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2662 config/rs6000/rs6000.h, config/rs6000/power6.md,
2663 config/rs6000/predicates.md, config/rs6000/altivec.md,
2664 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2665 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2666 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2667 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2668 config/rs6000/linux64.opt, config/rs6000/sync.md,
2669 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2670 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2671 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2672 config/rs6000/eabispe.h, config/rs6000/e500.h,
2673 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2674 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2675 config/rs6000/aix.h, config/rs6000/vxworks.h,
2676 config/rs6000/40x.md, config/rs6000/aix51.h,
2677 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2678 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2679 config/arc/arc.h, config/mcore/mcore-elf.h,
2680 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2681 config/mcore/mcore.md, config/mcore/mcore.c,
2682 config/mcore/mcore.opt, config/mcore/mcore.h,
2683 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2684 config/score/predicates.md, config/score/score-version.h,
2685 config/score/score-protos.h, config/score/misc.md,
2686 config/score/elf.h, config/score/score.c, config/score/mac.md,
2687 config/score/score7.md, config/score/score.h,
2688 config/score/score-conv.h, config/score/score-mdaux.c,
2689 config/score/score.md, config/score/score.opt,
2690 config/score/score-modes.def, config/score/score-mdaux.h,
2691 config/score/mul-div.S, config/arm/uclinux-elf.h,
2692 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2693 config/arm/symbian.h, config/arm/linux-elf.h,
2694 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2695 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2696 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2697 config/arm/strongarm-pe.h, config/arm/arm.h,
2698 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2699 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2700 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2701 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2702 config/arm/arm-cores.def, config/arm/arm-protos.h,
2703 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2704 config/arm/wince-pe.h, config/arm/neon.md,
2705 config/arm/constraints.md, config/arm/neon.ml,
2706 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2707 config/arm/arm.opt, config/arm/arm926ejs.md,
2708 config/arm/predicates.md, config/arm/iwmmxt.md,
2709 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2710 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2711 config/arm/neon-testgen.ml, config/arm/arm.md,
2712 config/arm/xscale-coff.h, config/arm/pe.c,
2713 config/arm/arm-generic.md, config/arm/pe.h,
2714 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2715 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2716 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2717 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2718 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2719 config/pa/predicates.md, config/pa/pa64-hpux.h,
2720 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2721 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2722 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2723 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2724 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2725 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2726 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2727 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2728 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2729 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2730 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2731 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2732 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2733 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2734 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2735 config/mips/linux64.h, config/mips/elforion.h,
2736 config/mips/constraints.md, config/mips/generic.md,
2737 config/mips/predicates.md, config/mips/4300.md,
2738 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2739 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2740 config/mips/5k.md, config/mips/vr4120-div.S,
2741 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2742 config/mips/mips-protos.h, config/mips/6000.md,
2743 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2744 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2745 config/mips/mips-modes.def, config/mips/vr.h,
2746 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2747 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2748 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2749 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2750 config/vax/openbsd1.h, config/vax/netbsd.h,
2751 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2752 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2753 config/h8300/rtems.h, config/h8300/predicates.md,
2754 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2755 config/h8300/h8300.md, config/h8300/h8300.opt,
2756 config/h8300/coff.h, config/h8300/h8300-protos.h,
2757 config/v850/v850.md, config/v850/predicates.md,
2758 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2759 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2760 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2761 config/mmix/mmix.h, config/mmix/predicates.md,
2762 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2763 config/mmix/mmix.c, config/mmix/mmix.opt,
2764 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2765 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2766 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2767 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2770 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2772 * emit-rtl.c (reset_used_decls): Rename to...
2773 (set_used_decls): ...this. Set the used flag rather than clearing it.
2774 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2775 DECL_RTLs rather than resetting them.
2777 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2779 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2781 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2783 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2784 argument to find_reloads_address.
2786 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2788 PR tree-optimization/32919
2789 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2790 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2791 (coalesce_ssa_name): Call it.
2793 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2794 David Ung <davidu@mips.com>
2796 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2797 (__mips16_unorddf2, __mips16_floatunsidf): New.
2798 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2800 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2802 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2804 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2805 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2806 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2807 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2808 * omp-low.c (get_ws_args_for, determine_parallel_type,
2809 expand_omp_for_generic, expand_omp_for_static_nochunk,
2810 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2811 Work with more precise CFG.
2812 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2813 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2815 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2816 * gimple-low.c (lower_stmt): Ditto.
2817 * tree-inline.c (estimate_num_insns_1): Ditto.
2818 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2819 (OMP_SECTIONS_SWITCH): New.
2820 * tree-cfgcleanup.c (cleanup_omp_return): New.
2821 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2822 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2823 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2824 (tree_redirect_edge_and_branch): Handle omp constructs.
2826 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2827 with three arguments.
2829 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2831 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2834 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2836 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2837 the loop structures may need fixing.
2838 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2840 (cleanup_tree_cfg_loop): Removed.
2841 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2842 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2843 instead of running cleanup_tree_cfg_loop.
2844 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2845 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2846 (tree_predictive_commoning): Declaration changed.
2847 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2849 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2851 * doc/invoke.texi (l1-cache-size): Update documentation.
2852 (l2-cache-size): Document.
2853 * params.h (L2_CACHE_SIZE): New macro.
2854 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2855 that L1_CACHE_SIZE is in kB now.
2856 (L2_CACHE_SIZE_BYTES): New macro.
2857 (tree_ssa_prefetch_arrays): Show size in kB.
2858 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2859 and l2_cache_size fields.
2860 * config/i386/driver-i386.c (describe_cache): Detect cache size
2862 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2863 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2864 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2865 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2866 (override_options): Set l1-cache-size and l2-cache-size to default
2867 values if not specified otherwise.
2868 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2869 (PARAM_L2_CACHE_SIZE): New.
2871 2007-08-01 Nigel Stephens <nigel@mips.com>
2872 David Ung <davidu@mips.com>
2873 Thiemo Seufer <ths@mips.com>
2874 Chris Dearman <chris@mips.com>
2875 Richard Sandiford <richard@codesourcery.com>
2877 * config.gcc (mips*-sde-elf*): New stanza.
2878 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2879 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2880 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2881 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2882 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2883 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2885 * config/mips/sde.h: New file.
2886 * config/mips/t-libgcc-mips16: Likewise.
2887 * config/mips/t-sde: Likewise.
2888 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2889 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2890 _MIPS_FPSET and _MIPS_SZINT.
2891 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2892 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2893 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2894 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2895 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2896 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2897 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2898 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2899 _MIPS_SZPTR and _MIPS_FPSET.
2900 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2901 architecture is specified.
2902 (MIPS_32BIT_OPTION_SPEC): New macro.
2904 2007-07-31 Dan Hipschman <dsh@google.com>
2906 * gcc.c (end_going_arg): New function.
2907 (do_spec_2): Use it.
2908 (do_spec_1): Use it.
2910 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2912 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2913 only if ENABLE_CHECKING is defined.
2915 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2917 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2918 df_ru_add_problem, df_ru_get_bb_info): Removed.
2919 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2920 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2921 df_ru_free_bb_info, df_ru_alloc,
2922 df_ru_bb_local_compute_process_def,
2923 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2924 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2925 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2926 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2927 df_ru_add_problem): Removed.
2929 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2932 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2933 (casesi32p, casesi64p): Likewise.
2934 (casesi): Adjust for above.
2936 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2938 * mode-switching.c (create_pre_exit): Don't search past calls.
2940 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2942 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2944 2007-07-31 Revital Eres <eres@il.ibm.com>
2946 * ddg.c (add_deps_for_def): Rename to...
2947 (add_cross_iteration_register_deps): This. Change implementation
2948 to use only reaching def and def-use chains to construct the
2949 inter loop dependencies.
2950 (add_deps_for_use): Remove function.
2951 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2952 function to build the inter loop dependencies.
2953 * modulo-sched.c (sms_schedule): Build only
2954 reaching def and def-use chains for the propose of the ddg
2957 2007-07-31 Julian Brown <julian@codesourcery.com>
2959 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2960 New define_insns. Use correct RTL.
2961 (vec_set<mode>): Write as expander.
2963 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2965 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2966 to an unallocated space.
2968 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2971 (split_constant_offset): Enable split_constant_offset to extract
2972 constants from other statements.
2973 * tree-vect-transform.c
2974 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2975 to a temp var. Force base_offset to be simple.
2977 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2979 * df-scan.c (df_scan_verify): Remove artificial limit on
2980 the number of blocks for verification.
2981 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2982 df_simulate_defs): Avoid unnecessary insn checking for defs.
2984 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2986 * config/m68k/lb1sf68.asm (FUNC): New macro.
2988 (__udivsi3): Likewise.
2989 (__divsi3): Likewise.
2990 (__umodsi3): Likewise.
2991 (__modsi3): Likewise.
2992 (__subdf3): Likewise.
2993 (__adddf3): Likewise.
2994 (__muldf3): Likewise.
2995 (__divdf3): Likewise.
2996 (__negdf2): Likewise.
2997 (__cmpdf2): Likewise.
2998 (__subsf3): Likewise.
2999 (__addsf3): Likewise.
3000 (__mulsf3): Likewise.
3001 (__divsf3): Likewise.
3002 (__negsf2): Likewise.
3003 (__cmpsf2): Likewise.
3004 (__eqdf2): Likewise.
3005 (__nedf2): Likewise.
3006 (__gtdf2): Likewise.
3007 (__gedf2): Likewise.
3008 (__ltdf2): Likewise.
3009 (__ledf2): Likewise.
3010 (__eqsf2): Likewise.
3011 (__nesf2): Likewise.
3012 (__gtsf2): Likewise.
3013 (__gesf2): Likewise.
3014 (__ltsf2): Likewise.
3015 (__lesf2): Likewise.
3017 2007-07-30 Ollie Wild <aaw@google.com>
3019 * c-ppoutput.c (print_lines_directives_only): New function.
3020 (scan_translation_unit_directives_only): New function.
3021 (preprocess_file): Add call to scan_translation_unit_directives_only.
3022 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
3023 (sanitize_cpp_opts): Add default flag_dump_macros setting for
3024 -fdirectives-only. Add errors for -fdirectives-only conflict with
3025 -Wunused-macros and -traditional.
3026 (finish_options): Add builtin macro initialization for
3027 -fdirectives-only + -fpreprocessed.
3028 * c.opt (fdirectives-only): New.
3029 * doc/cppopts.texi (fdirectives-only): New.
3031 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3033 * alias.c (record_set, memory_modified_1): Constify.
3034 * bt-load.c (note_btr_set): Likewise.
3035 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3036 * combine.c (set_nonzero_bits_and_sign_copies,
3037 expand_field_assignment, record_dead_and_set_regs_1,
3038 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3039 likely_spilled_retval_1): Likewise.
3040 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3041 frv_io_handle_set): Likewise.
3042 * config/mips/mips.c (mips_sim_record_set,
3043 vr4130_true_reg_dependence_p_1): Likewise.
3044 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3045 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3046 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3047 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3048 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3049 * ddg.c (mark_mem_store): Likewise.
3050 * df-problems.c (df_urec_mark_reg_change): Likewise.
3051 * function.c (update_epilogue_consts): Likewise.
3052 * gcse.c (record_set_info, record_last_set_info,
3053 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3054 reg_clear_last_set): Likewise.
3055 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3057 * jump.c (reversed_comparison_code_parts): Likewise.
3058 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3059 reg_is_set): Likewise.
3060 * loop-iv.c (mark_altered): Likewise.
3061 * mode-switching.c (reg_becomes_live): Likewise.
3062 * optabs.c (no_conflict_move_test): Likewise.
3063 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3065 * postreload.c (reload_combine_note_store, move2add_note_store):
3067 * regmove.c (flags_set_1): Likewise.
3068 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
3070 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
3072 * resource.c (update_live_status): Likewise.
3073 * rtl.h (set_of, note_stores): Likewise.
3074 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
3075 note_stores, parms_set): Likewise.
3076 * sched-rgn.c (sets_likely_spilled_1): Likewise.
3077 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
3079 * var-tracking.c (count_stores, add_stores): Likewise.
3081 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3083 * alias.c (mems_in_disjoint_alias_sets_p,
3084 fixed_scalar_and_varying_struct_p, aliases_everything_p,
3085 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
3086 write_dependence_p, mems_in_disjoint_alias_sets_p,
3087 read_dependence, true_dependence, canon_true_dependence,
3088 anti_dependence, output_dependence): Constify.
3089 * combine.c (extended_count): Likewise.
3090 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
3091 * cselib.c (get_value_hash, references_value_p,
3092 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
3093 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
3094 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
3095 * function.c (contains, prologue_epilogue_contains,
3096 sibcall_epilogue_contains): Likewise.
3097 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
3098 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
3099 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
3100 reg_or_subregno): Likewise.
3101 * recog.c (asm_noperands): Likewise.
3102 * reload1.c (function_invariant_p): Likewise.
3103 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
3104 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
3105 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
3106 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
3107 true_regnum, reg_or_subregno, condjump_in_parallel_p,
3108 extended_count, prologue_epilogue_contains,
3109 sibcall_epilogue_contains, function_invariant_p, true_dependence,
3110 canon_true_dependence, read_dependence, anti_dependence,
3111 output_dependence): Likewise.
3112 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
3114 2007-07-30 Julian Brown <julian@codesourcery.com>
3116 * config/arm/neon.md (V_ext): New mode attribute.
3117 (neon_vget_lane<mode>): Replace with define_expand.
3118 (neon_vget_lane<mode>_sext_internal)
3119 (neon_vget_lane<mode>_zext_internal): New define_insns for double
3120 and quad precision vectors.
3121 (neon_vget_lanedi): Add bounds check. Remove dead comment.
3122 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
3123 have typeless 32-bit result.
3125 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3128 * tree-affine.h (aff_tree): The type of rest is sizetype for types
3130 * tree-affine.c (aff_combination_scale): If type is a pointer type,
3131 use sizetype for rest.
3132 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
3133 (aff_combination_convert): Don't convert rest for pointer types.
3135 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3137 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
3139 * tree-ssa-alias.c: Add alloc-pool.h.
3140 (init_alias_info): Free alias_bitmap_obstack.
3141 (delete_alias_info): Call delete_mem_ref_stats.
3142 (get_mem_sym_stats_for): Use alloc_pool.
3143 (init_mem_ref_stats): Do not delete mem_ref_stats here.
3144 (delete_mem_sym_stats): Removed.
3146 2007-07-29 Sebastian Pop <sebpop@gmail.com>
3148 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
3149 functions cannot be represented as classical distance vectors.
3151 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3153 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
3154 * builtins.c (validate_arg, builtin_mathfn_code,
3155 validate_arglist): Likewise.
3156 * calls.c (call_expr_flags): Likewise.
3157 * combine.c (reg_nonzero_bits_for_combine,
3158 reg_num_sign_bit_copies_for_combine, get_last_value,
3159 reg_truncated_to_mode): Likewise.
3160 * emit-rtl.c (subreg_lowpart_p): Likewise.
3161 * expr.c (highest_pow2_factor_for_target,
3162 categorize_ctor_elements_1, categorize_ctor_elements,
3163 count_type_elements, contains_packed_reference,
3164 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
3165 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
3166 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
3167 native_encode_int, native_encode_real, native_encode_complex,
3168 native_encode_vector, native_encode_expr, native_interpret_int,
3169 native_interpret_real, native_interpret_complex,
3170 native_interpret_vector, native_interpret_expr): Likewise.
3171 * function.c (use_register_for_decl): Likewise.
3172 * gimplify.c (get_name): Likewise.
3173 * langhooks-def.h (lhd_return_null_const_tree): New.
3174 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
3175 * langhooks.c (lhd_return_null_const_tree): New.
3176 * langhooks.h (lang_get_callee_fndecl): Constify.
3177 * output.h (constructor_static_from_elts_p): Likewise.
3178 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
3179 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
3180 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
3181 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
3182 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
3183 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
3184 * rtlhooks-def.h (reg_nonzero_bits_general,
3185 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
3187 * rtlhooks.c (reg_num_sign_bit_copies_general,
3188 reg_nonzero_bits_general, reg_truncated_to_mode_general):
3190 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
3191 * stor-layout.c (mode_for_size_tree): Likewise.
3192 * tree-ssa-loop-im.c (memref_eq): Likewise.
3193 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
3194 * tree.c (contains_placeholder_p, type_list_equal,
3195 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
3197 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
3198 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
3199 contains_placeholder_p, contains_packed_reference,
3200 get_callee_fndecl, operand_equal_for_phi_arg_p,
3201 warn_if_unused_value, is_body_block, native_encode_expr,
3202 native_interpret_expr, fold_convertible_p, operand_equal_p,
3203 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
3204 validate_arglist, simple_cst_equal, type_list_equal,
3205 use_register_for_decl, call_expr_flags, get_name,
3206 highest_pow2_factor): Likewise.
3207 (const_call_expr_arg_iterator_d,
3208 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
3209 first_const_call_expr_arg, more_const_call_expr_args_p,
3210 FOR_EACH_CONST_CALL_EXPR_ARG): New.
3211 * varasm.c (constructor_static_from_elts_p): Constify.
3213 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
3215 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
3216 config/arm/neon-schedgen.ml, config/arm/neon.ml,
3217 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
3218 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
3219 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
3220 tree-vect-transform.c, tree.def: Fix comment typos. Follow
3221 spelling conventions.
3222 * doc/invoke.texi: Follow spelling conventions.
3224 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
3225 Revital Eres <eres@il.ibm.com>
3227 * modulo-sched.c (sms_schedule): Avoid loops which includes
3228 auto-increment instructions.
3230 2007-07-28 Richard Guenther <rguenther@suse.de>
3233 * fold-const.c (fold_cond_expr_with_comparison): Convert
3234 operand zero of MIN/MAX_EXPR to correct type.
3236 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3238 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
3239 flags_from_decl_or_type): Constify.
3240 * gcc.c (do_spec_1): Likewise.
3241 * print-tree.c (dump_addr, print_node_brief): Likewise.
3242 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
3243 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
3244 tree_purge_all_dead_eh_edges): Likewise.
3245 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
3246 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
3248 * tree.c (expr_location, expr_has_location, expr_locus,
3249 expr_filename, expr_lineno, get_inner_array_type,
3250 fields_compatible_p): Likewise.
3251 * tree.h (get_inner_array_type, fields_compatible_p,
3252 expr_location, expr_has_location, expr_locus, expr_filename,
3253 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
3254 setjmp_call_p, alloca_call_p): Likewise.
3256 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3258 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
3259 TV_FLOW_INSENSITIVE.
3261 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
3263 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
3264 (compute_flow_insensitive_aliasing): Ditto for
3265 TV_FLOW_INSENSITIVE.
3267 2007-07-27 Jan Hubicka <jh@suse.cz>
3269 * config/i386/i386.c (register_move_cost): Remove accidentally
3270 comitted #if 0 block.
3272 * attribs.c: Include hashtab.h
3273 (attribute_hash): New.
3274 (substring): New structure.
3275 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
3277 (init_attributes): Initialize attribute hash.
3278 (decl_attributes): Use attribute hash.
3279 * Makefile.in (attribs.c): Depend on hashtab.h.
3281 2007-07-27 Steve Ellcey <sje@cup.hp.com>
3283 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
3285 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3287 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
3288 __mips_dspr2 and __mips_dsp_rev macros.
3289 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
3291 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
3293 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
3295 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3299 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
3300 and the updating of the live and do_not_gen sets.
3301 (df_note_bb_compute): Added updating of live and do_not_gen sets
3302 for regular defs so that the case of clobber inside conditional
3303 call is processed correctly.
3305 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3307 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
3308 operands with compatible type.
3310 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3312 * expr.h (store_bit_field): Don't return a value.
3313 * expmed.c (check_predicate_volatile_ok): New function.
3314 (store_bit_field_1): New function, extracted from store_bit_field.
3315 Take a fallback_p argument and return true if the operation succeeded.
3316 Only use store_fixed_bit_field if fallback_p. Don't recompute
3317 mode_for_extraction; use op_mode instead. Try forcing memories
3318 into registers if the insv expander fails.
3319 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3320 Don't return a value.
3321 (convert_extracted_bit_field): New function, extracted from
3323 (extract_bit_field_1): Likewise. Take a fallback_p argument
3324 and return NULL if the operation succeeded. Only use
3325 extract_fixed_bit_field if fallback_p. Only calculate one
3326 extraction mode. Combine code for extv and extzv. Try forcing
3327 memories into registers if the ext(z)v expander fails.
3328 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3330 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3332 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3334 (df_ref): Likewise. Put regno with other integer fields.
3336 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3338 * df.h (df_mw_hardreg): Remove "loc" field.
3339 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3341 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3342 split out from df_set_unused_notes_for_mw. Return false for
3343 partial references. Assert that mw_reg is a REG when returning true.
3344 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3345 (df_whole_mw_reg_dead_p): New function, split out from
3346 df_set_dead_notes_for_mw. Return false for partial references.
3347 Assert that mw_reg is a REG when returning true.
3348 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3349 Remove redundant bitmap check.
3351 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3353 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3354 ($(T)crtend.o): Likwise.
3355 ($(T)crtbeginS.o): Likwise.
3356 ($(T)crtendS.o): Likwise.
3357 ($(T)crtfastmath.o): Likwise.
3359 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3361 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3362 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3363 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3364 and x_n_bbs_in_dom_tree fields.
3366 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3368 PR tree-optimization/32087
3369 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3370 Do not call scale_bbs_frequencies_int with prob of zero.
3372 2007-07-26 Julian Brown <julian@codesourcery.com>
3374 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3375 (neon_element_bits): Add prototypes.
3376 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3377 (neon_const_bounds, neon_element_bits): New functions.
3378 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3379 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3380 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3381 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3382 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3383 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3384 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3385 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3386 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3387 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3388 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3389 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3390 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3392 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3394 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3395 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3397 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3398 Julian Brown <julian@codesourcery.com>
3400 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3401 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3402 * config/arm/cortex-a8.md: New.
3403 * config/arm/cortex-a8-neon.md: New.
3404 * config/arm/neon-schedgen.ml: New.
3405 * config/arm/neon.md (vqh_mnem): New.
3407 (Is_float_mode): New.
3408 (Scalar_mul_8_16): New.
3410 (V_mode_nunits): New.
3411 (All instruction patterns): Annotate with neon_type attribute
3413 * config/arm/arm.md: Include cortex-a8.md.
3414 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3416 Annotate instruction patterns accordingly.
3417 (generic_sched): Do not use generic scheduling for Cortex-A8.
3418 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3420 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3422 * fold-const.c (fold_read_from_constant_string): Use
3424 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3426 2007-07-26 Nick Clifton <nickc@redhat.com>
3428 * tree-ssa-operands.h: Change copyright header to refer to version
3429 3 of the GNU General Public License and to point readers at the
3430 COPYING3 file and the FSF's license web page.
3431 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3432 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3433 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3434 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3435 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3436 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3437 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3438 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3439 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3440 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3441 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3442 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3443 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3444 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3445 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3446 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3447 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3448 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3449 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3450 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3451 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3452 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3453 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3454 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3455 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3456 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3457 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3458 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3459 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3460 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3461 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3462 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3463 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3464 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3465 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3466 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3467 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3468 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3469 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3470 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3471 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3472 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3473 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3474 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3475 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3476 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3477 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3478 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3479 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3480 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3481 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3482 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3483 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3484 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3485 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3486 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3487 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3488 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3489 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3490 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3491 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3492 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3493 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3494 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3495 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3496 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3497 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3498 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3499 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3500 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3501 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3502 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3503 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3504 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3505 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3506 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3507 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3508 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3509 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3510 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3511 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3512 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3513 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3514 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3515 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3516 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3517 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3518 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3519 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3520 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3521 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3522 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3523 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3524 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3525 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3526 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3527 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3528 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3529 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3530 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3531 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3532 convert.c, convert.h, langhooks-def.h, reload1.c,
3533 tree-ssa-operands.c: Likewise.
3535 2007-07-26 Jan Hubicka <jh@suse.cz>
3537 * tree-ssa-live.c: Include debug.h and flags.h.
3538 (mark_scope_block_unused): New function.
3539 (remove_unused_scope_block_p): New function.
3540 (remove_unused_locals): Remove unused blocks too.
3542 2007-07-25 Ian Lance Taylor <iant@google.com>
3544 * combine.c (combine_max_regno): Remove. Remove all uses.
3545 (struct reg_stat_struct): Rename from struct reg_stat.
3546 (reg_stat_type): Define, and declare VECs.
3547 (reg_stat): Change from pointer to VEC. Change all uses.
3548 (combine_split_insns): New static function.
3549 (try_combine, find_split_point): Call it instead of split_insns.
3551 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3553 * cfghooks.c (split_block): Fix the information about loop latch.
3555 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3557 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3559 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3561 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3562 Scan the new edge for loop exit info.
3564 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3566 * config/darwin.c: Include debug.h.
3568 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3571 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3573 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3575 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3576 (HARD_REGNO_MODE_OK): Ditto.
3577 (MODES_TIEABLE_P): Ditto.
3578 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3579 (CLASS_MAX_NREGS): Ditto.
3580 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3581 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3582 (divdf3_internal_thr): Removed.
3583 * config/ia64/div.md: New file.
3584 * config/ia64/constraints.md: Add H constraint.
3586 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3588 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3589 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3590 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3591 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3592 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3593 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3594 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3595 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3596 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3597 dump_sbitmap_file, debug_sbitmap, popcount_table,
3598 sbitmap_popcount): Constify.
3599 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3600 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3601 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3602 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3603 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3604 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3605 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3606 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3607 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3608 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3609 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3611 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3613 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3614 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3615 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3616 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3617 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3618 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3619 bitmap_intersect_p, bitmap_intersect_compl_p,
3620 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3621 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3623 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3624 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3625 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3626 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3627 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3628 debug_bitmap, debug_bitmap_file, bitmap_print,
3629 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3630 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3632 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3634 * config/darwin.c (darwin_override_options): Additional fix for
3635 debug info formats that don't support var tracking.
3637 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3639 * cselib.c (entry_and_rtx_equal_p): Constify.
3640 * gengtype.c (output_mangled_typename, write_types, write_local):
3642 * gengtype.h (const_type_p): New.
3643 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3645 * tlink.c (scan_linker_output): De-constify.
3646 * tree-ssa-loop-im.c (memref_eq): Constify.
3647 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3648 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3650 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3652 * c-common.c (fname_as_string, c_type_hash): Constify.
3653 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3654 * cgraph.c (edge_hash, edge_eq): Likewise.
3655 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3656 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3657 reg_attrs_htab_eq): Likewise.
3658 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3660 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3661 const_decl_t, const_state_t, const_automata_list_el_t): New.
3662 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3663 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3664 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3665 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3666 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3667 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3668 compare_max_occ_cycle_nums, out_state_arcs_num,
3669 compare_transition_els_num, units_cmp, state_reservs_cmp):
3671 * genmodes.c (cmp_modes): Likewise.
3672 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3673 * gimplify.c (compare_case_labels): Likewise.
3674 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3675 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3676 * matrix-reorg.c (mtt_info_hash): Likewise.
3677 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3678 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3679 (htab_hash_bucket, htab_hash_elem): Constify.
3680 * tree-browser.c (TB_parent_eq): Likewise.
3681 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3682 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3683 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3684 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3686 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3687 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3688 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3689 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3690 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3692 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3693 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3694 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3695 * tree-ssa-threadupdate.c (redirection_data_hash,
3696 redirection_data_eq): Likewise.
3697 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3698 * tree-ssa.c (var_ann_eq): Likewise.
3699 * tree-vrp.c (compare_case_labels): Likewise.
3700 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3701 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3702 tree_not_check_failed, tree_class_check_failed,
3703 tree_range_check_failed, tree_not_class_check_failed,
3704 omp_clause_check_failed, omp_clause_range_check_failed,
3705 tree_contains_struct_check_failed, tree_operand_check_failed):
3707 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3708 tree_not_check_failed, tree_class_check_failed,
3709 tree_range_check_failed, tree_not_class_check_failed,
3710 tree_operand_check_failed, omp_clause_operand_check_failed,
3711 tree_operand_length): Likewise.
3712 * var-tracking.c (const_variable): New.
3713 (variable_htab_hash, variable_htab_eq): Constify.
3714 * varasm.c (const_desc_hash): Likewise.
3716 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3718 * expr.c (handled_component_p): Constify.
3719 * fold-const.c (fit_double_type): Likewise.
3720 * real.h (real_value_from_int_cst): Likewise.
3721 * tree-flow-inline.h (gimple_in_ssa_p,
3722 gimple_aliases_computed_p, gimple_addressable_vars,
3723 gimple_call_clobbered_vars, gimple_referenced_vars,
3724 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3725 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3726 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3727 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3728 is_label_stmt, is_global_var, phi_ssa_name_p,
3729 factoring_name_p, is_call_clobbered, tree_common_ann,
3730 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3731 unmodifiable_var_p, array_ref_contains_indirect_ref,
3732 ref_contains_array_ref, lookup_subvars_for_var,
3733 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3734 gimple_mem_ref_stats): Likewise.
3735 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3736 may_aliases, is_exec_stmt, is_label_stmt,
3737 ref_contains_array_ref, array_ref_contains_indirect_ref,
3738 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3739 unmodifiable_var_p): Likewise.
3740 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3741 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3742 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3743 cst_and_fits_in_hwi, real_value_from_int_cst,
3744 build_real_from_int_cst, integer_zerop, integer_onep,
3745 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3746 tree_floor_log2, real_zerop, real_onep, real_twop,
3747 real_minus_onep, really_constant_p, purpose_member, chain_member,
3748 list_length, fields_length, int_size_in_bytes, bit_position,
3749 int_bit_position, byte_position, int_byte_position, expr_align,
3750 array_type_nelts, tree_node_structure,
3751 type_contains_placeholder_1, iterative_hash_pointer,
3752 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3753 tree_map_base_eq, type_hash_list, type_hash_eq,
3754 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3755 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3756 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3757 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3758 int_fits_type_p, get_containing_scope, decl_function_context,
3759 decl_type_context, omp_clause_operand_check_failed,
3760 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3761 * tree.h (omp_clause_operand_check_failed, tree_size,
3762 build_real_from_int_cst, array_type_nelts, purpose_member,
3763 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3764 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3765 is_attribute_p, check_qualified_type, expr_align,
3766 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3767 int_byte_position, list_length, fields_length, initializer_zerop,
3768 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3769 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3770 tree_node_structure, handled_component_p, get_containing_scope,
3771 decl_function_context, decl_type_context, real_zerop,
3772 type_num_arguments, fit_double_type, really_constant_p,
3773 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3774 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3775 real_twop, real_minus_onep, int_cst_value): Likewise.
3777 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3779 * cfglayout.c (insn_scope, insn_line): Constify.
3780 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3781 const_double_htab_hash, const_double_htab_eq,
3782 mem_attrs_htab_hash): Likewise.
3783 * loop-iv.c (biv_eq): Likewise.
3784 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3785 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3786 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3788 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3789 error_for_asm, warning_for_asm, _fatal_insn,
3790 _fatal_insn_not_found): Likewise.
3791 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3792 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3793 rtl_check_failed_type2, rtl_check_failed_code1,
3794 rtl_check_failed_code2, rtl_check_failed_code_mode,
3795 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3796 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3797 rtl_check_failed_type2, rtl_check_failed_code1,
3798 rtl_check_failed_code2, rtl_check_failed_code_mode,
3799 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3800 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3801 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3802 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3803 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3804 rtx_unstable_p, get_integer_term, get_related_value,
3805 offset_within_block_p, reg_mentioned_p, count_occurrences,
3806 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3807 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3808 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3809 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3810 find_constant_src, find_reg_fusage, find_regno_fusage,
3811 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3812 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3813 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3814 computed_jump_p, auto_inc_p, in_expr_list_p,
3815 remove_node_from_expr_list, loc_mentioned_in_p,
3816 label_is_jump_target_p, reversed_comparison_code_parts,
3817 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3818 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3819 print_inline_rtx): Likewise.
3820 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3821 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3822 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3823 get_integer_term, get_related_value, offset_within_block_p,
3824 count_occurrences, reg_mentioned_p, no_labels_between_p,
3825 reg_used_between_p, reg_referenced_p, single_set_2,
3826 multiple_sets, set_noop_p, refers_to_regno_p,
3827 reg_overlap_mentioned_p, dead_or_set_p,
3828 covers_regno_no_parallel_p, covers_regno_p,
3829 dead_or_set_regno_p, find_reg_note, find_regno_note,
3830 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3831 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3832 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3833 side_effects_p, may_trap_p_1, may_trap_p,
3834 may_trap_after_code_motion_p, may_trap_or_fault_p,
3835 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3836 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3837 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3838 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3839 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3841 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3842 warning_for_asm): Likewise.
3843 * tree.h (print_rtl): Likewise.
3844 * varasm.c (get_pool_mode): Likewise.
3846 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3848 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3849 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3850 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3851 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3852 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3853 * ddg.c (compare_sccs): Likewise.
3854 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3855 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3856 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3857 decimal_do_fix_trunc, decimal_real_to_integer,
3858 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3859 * dse.c (const_group_info_t): New.
3860 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3861 * dwarf2out.c (const_dw_die_ref): New.
3862 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3863 * tree-browser.c (TB_parent_eq): Likewise.
3864 * unwind-dw2-fde.c (__register_frame_info_bases,
3865 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3866 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3868 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3869 * unwind-dw2.c (uw_frame_state_for): Likewise.
3870 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3871 * value-prof.h (const_histogram_value): New.
3873 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3875 * config/mips/mips.c (machine_function): Add
3876 initialized_mips16_gp_pseudo_p.
3877 (mips16_gp_pseudo_reg): Do not emit the initialization of
3878 mips16_gp_pseudo_rtx when being called from the gimple cost-
3879 calculation routines; emit it on the first use outside those
3882 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3884 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3887 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3888 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3889 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3890 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3891 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3892 Preserve const-ness of parameters through use of __typeof(),
3893 also constify and tidy.
3895 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3896 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3897 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3898 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3899 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3900 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3901 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3902 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3903 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3905 2007-07-25 Julian Brown <julian@codesourcery.com>
3906 Mark Shinwell <shinwell@codesourcery.com>
3908 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3909 (alpha_mangle_type): This.
3910 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3911 (TARGET_MANGLE_TYPE): Define this instead.
3912 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3913 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3914 (arm_init_neon_builtins): Fix comment.
3915 (arm_mangle_map_entry): New.
3916 (arm_mangle_map): New.
3917 (arm_mangle_type): New.
3918 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3919 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3920 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3921 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3922 (TARGET_MANGLE_TYPE): Define this instead.
3923 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3924 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3925 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3926 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3927 (TARGET_MANGLE_TYPE): Define this instead.
3928 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3930 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3931 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3932 (TARGET_MANGLE_TYPE): Define this instead.
3933 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3934 (s390_mangle_type): This.
3935 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3936 (TARGET_MANGLE_TYPE): Define this instead.
3937 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3938 (sparc_mangle_type): This.
3939 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3940 (TARGET_MANGLE_TYPE): Define this instead.
3941 * cp/mangle.c (write_type): Call mangle_type target hook on all
3942 types before mangling. Use original type, not main variant, as
3944 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3945 (TARGET_MANGLE_TYPE): This.
3946 * target.h (gcc_target): Rename mangle_fundamental_type to
3948 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3949 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3951 2007-07-25 Julian Brown <julian@codesourcery.com>
3952 Paul Brook <paul@codesourcery.com>
3953 Joseph Myers <joseph@codesourcery.com>
3954 Mark Shinwell <shinwell@codesourcery.com>
3956 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3957 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3958 (with_fpu): Allow --with-fpu=neon.
3959 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3960 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3961 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3962 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3963 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3964 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3965 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3966 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3967 (output_move_neon): Add prototypes.
3968 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3969 (all_fpus): Add FPUTYPE_NEON.
3970 (fp_model_for_fpu): Add NEON field.
3971 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3972 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3974 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3976 (thumb2_legitimate_address_p): Likewise.
3977 (neon_valid_immediate): Recognize and prepare constants suitable for
3979 (neon_immediate_valid_for_move): New function. Recognize and prepare
3980 immediates for NEON move instructions.
3981 (neon_immediate_valid_for_logic): New function. Recognize and
3982 prepare immediates for NEON logic instructions.
3983 (neon_output_logic_immediate): New function. Create asm string
3984 suitable for outputting immediate logic instructions.
3985 (neon_pairwise_reduce): New function. Implement reduction using
3986 pairwise operations.
3987 (neon_expand_vector_init): New function. Expand a (possibly
3988 non-constant) vector initialization.
3989 (neon_vector_mem_operand): New function. Memory operands supported
3990 for quad-word loads/stores to/from ARM or NEON registers. Don't
3991 allow base+offset addressing for core regs.
3992 (neon_struct_mem_operand): New function. Valid mems for NEON
3994 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3995 from neon_vector_mem_operand addresses without a secondary register.
3996 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3997 (add_minipool_backward_ref): Likewise.
3998 (dump_minipool): Likewise.
3999 (push_minipool_fix): Likewise.
4000 (output_move_quad): New function. Output quad-word moves, loads and
4001 stores using ARM registers.
4002 (output_move_vfp): Add support for vectors in VFP (NEON) D
4004 (output_move_neon): Output a NEON load/store to/from a quadword
4006 (arm_print_operand): Implement new codes:
4007 - 'c' for unadorned integers (without a # sign).
4008 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
4010 - 'e', 'f' for the low and high D parts of a NEON Q register.
4011 - 'q' outputs a NEON Q register.
4012 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
4013 - 'T' prints NEON opcode features from a coded bitmask.
4014 - 'F' is similar to T, but signed/unsigned codes both print as
4016 - 't' is similar to T, but 'u' is printed instead of 'p'.
4017 - 'O' prints 'r' if NEON instruction should perform rounding (as
4018 specified by bitmask), else prints nothing.
4019 - '#' is a punctuation character to stop operand numbers from
4020 running together with following digits in the assembler
4021 strings for instructions (when using mode attributes).
4022 (arm_assemble_integer): Handle extra NEON vector modes. Permute
4023 constant vectors in big-endian mode, where necessary.
4024 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
4025 Handle EI, OI, CI, XI modes.
4026 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
4027 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
4028 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
4029 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
4030 (neon_builtin_type_bits): Add enumeration, one bit for each vector
4032 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
4033 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
4034 to turn v8qi, etc. into bits defined above.
4035 (neon_itype): New enumeration. Classifications of NEON builtins.
4036 (neon_builtin_datum): Define struct. Contains information about
4037 a single builtin (with multiple modes).
4038 (CF): Define helper macro for...
4039 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4041 (neon_builtin_data): New array. Define information about builtins
4042 for use during initialization/expansion.
4043 (arm_init_neon_builtins): New function.
4044 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4046 (neon_builtin_compare): New function.
4047 (locate_neon_builtin_icode): New function. Find an insn code for a
4048 builtin given a function code for that builtin. Also return type of
4049 builtin (NEON_BINOP, NEON_UNOP etc.).
4050 (builtin_arg): New enumeration. Types of arguments for builtins.
4051 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4052 Takes a variable argument list of builtin_arg types, terminated by
4054 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4055 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4056 (neon_emit_pair_result_insn): New function. Support returning pairs
4057 of vectors via a pointer.
4058 (neon_disambiguate_copy): New function. Set up operands for a
4059 multi-word copy such that registers do not get clobbered.
4060 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4061 ARM_BUILTIN_NEON_BASE.
4062 (arm_file_start): Set float-abi attribute for NEON.
4063 (arm_vector_mode_supported_p): Enable NEON vector modes.
4064 (arm_mangle_map_entry): New.
4065 (arm_mangle_map): New.
4066 (arm_mangle_vector_type): New.
4067 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
4069 (TARGET_NEON): New macro. Target supports NEON.
4070 (fputype): Add FPUTYPE_NEON.
4071 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
4072 for vectorization based on command-line arg.
4073 (NEON_REGNO_OK_FOR_NREGS): Define.
4074 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
4075 (VALID_NEON_STRUCT_MODE): Define.
4076 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
4077 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
4078 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
4079 (consttable_16): Add pattern for outputting 16-byte minipool
4081 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
4083 (vec-common.md, neon.md): Include md files.
4084 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
4085 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
4086 (memory_constraint "Ut", "Un", "Us"): Define.
4087 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
4088 (MMX_char): New mode attribute.
4089 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
4090 (*add<mode>3_iwmmxt): New insn pattern.
4091 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
4092 (*sub<mode>3_iwmmxt): New insn pattern.
4093 (mulv4hi3): Rename to...
4094 (*mulv4hi3_iwmmxt): This.
4095 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
4096 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
4097 (uminv4hi3, uminv2si3): Remove. Replace with...
4098 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
4099 (*umin<mode>3_iwmmxt): These.
4100 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
4101 (ashr<mode>3_iwmmxt): This new pattern.
4102 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
4103 (lshr<mode>3_iwmmxt): This new pattern.
4104 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
4105 (ashl<mode>3_iwmmxt): This new pattern.
4106 * config/arm/neon-docgen.ml: New file. Generate documentation for
4108 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
4109 * config/arm/arm_neon.h: New (autogenerated).
4110 * config/arm/neon-testgen.ml: New file. Generate NEON tests
4112 * config/arm/neon.md: New file. Define NEON instructions.
4113 * config/arm/neon.ml: New file. Abstract description of NEON
4114 instructions, used to generate arm_neon.h header, documentation and
4116 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
4117 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
4119 * doc/extend.texi (ARM Built-in Functions): Rename and remove
4121 (ARM NEON Intrinsics): New subsection.
4122 * doc/arm-neon-intrinsics.texi: New (autogenerated).
4124 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
4126 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
4129 2007-07-24 Jan Hubicka <jh@suse.cz>
4131 * regclass.c (move_table): New type.
4132 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
4133 (init_move_cost): Break out from ...
4134 (init_reg_sets_1): ... here; simplify computation of
4135 have_regs-of_mode and contains_reg_of_mode.
4136 (record_reg_classes): Unswitch internal loops.
4137 (copy_cost): Trigger lazy initialization of move cost
4138 (record_address_regs): Likewise.
4140 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
4142 * config/darwin.c (darwin_override_options): Don't force on
4143 flag_var_tracking_uninit when no debug info is requested.
4145 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4147 * cfgloop.c (init_loops_structure): New function.
4148 (flow_loops_find): Create root of the loop tree unconditionally.
4150 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
4152 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
4154 2007-07-24 Jan Hubicka <jh@suse.cz>
4156 * caller-save.c: Include ggc.h, gt-caller-save.h
4157 (reg_save_code, reg_restore_code): Rename to ...
4158 (cached_reg_save_code, cached_reg_restore_code): ... those.
4159 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
4160 (reg_save_code, reg_restore_code): New functions.
4161 (init_caller_save): Do not intialize
4162 reg_save_code/reg_restore_code tables.
4163 * Makefile.in: (gt-caller-save.h): New.
4165 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4167 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
4168 with the mode of the original operand instead of
4171 2007-07-23 Jan Hubicka <jH@suse.cz>
4173 * i386.c (ix86_secondary_memory_needed): Break out to...
4174 (inline_secondary_memory_needed): ... here.
4175 (ix86_memory_move_cost): Break out to ...
4176 (inline_memory_move_cost): ... here; add support for IN value of 2 for
4177 maximum of input and output; fix handling of Q_REGS on 64bit.
4178 (ix86_secondary_memory_needed): Microoptimize.
4180 2007-07-23 Sebastian Pop <sebpop@gmail.com>
4182 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
4183 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
4184 stmts_from_loop, known_dependences_p, build_rdg): New.
4185 * tree-data-ref.h: Depends on graphds.h.
4186 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
4187 (build_rdg): Declared.
4188 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
4190 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
4192 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
4195 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
4196 Jakub Jelinek <jakub@redhat.com>
4198 PR middle-end/PR28690
4199 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
4201 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
4202 and MEM_POINTER operands over REG and MEM operands.
4203 (swap_commutative_operands_p): Change return value to bool.
4204 * rtl.h: Update the corresponding prototype.
4205 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
4206 instead of gen_rtx_PLUS.
4207 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
4208 value to bool. Change function arguments to rtx's and update code
4210 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
4211 calls to match the new declaration.
4212 * simplify-rtx.c (simplify_associative_operation): Don't
4213 reorder simplify_binary_operation arguments.
4215 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4217 * config/mips/mips.c (override_options): Use mips_costs to derive
4218 the default branch cost.
4219 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
4221 * config/mips/mips.opt (mbranch-cost=): New option.
4222 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
4224 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4226 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
4227 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
4228 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
4229 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
4231 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4233 * config/mips/constraints.md (ks): New constraint.
4234 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
4235 (*add<mode>3_mips16): ...here.
4237 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
4239 * optabs.h (enum optab_index): Add new OTI_signbit.
4240 (signbit_optab): Define corresponding macro.
4241 (enum insn_code signbit_optab[]): Remove array.
4242 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
4243 (expand_copysign_absneg): If back end provides signbit insn, use it
4244 instead of bit operations on floating point argument.
4245 * builtins.c (enum insn_code signbit_optab[]): Remove array.
4246 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
4247 for availability of signbit insn.
4249 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
4250 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
4251 SSE mode is not active.
4252 (isinf<mode>2): Disable for mfpmath=sse,387.
4254 2007-07-22 Ben Elliston <bje@au.ibm.com>
4256 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
4258 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
4260 2007-07-20 Richard Guenther <rguenther@suse.de>
4262 * tree-cfg.c (verify_expr): COND_EXPRs can have any
4263 integral typed condition.
4264 * tree-ssa.c (useless_type_conversion_p): Do not preserve
4265 booleanness. Only preserve conversions from a non-base
4266 type to a base type, not in general between types with
4267 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
4268 * tree.def (COND_EXPR): Document that the condition
4269 can be of any integral type.
4271 2007-07-20 Nigel Stephens <nigel@mips.com>
4272 Richard Sandiford <richard@codesourcery.com>
4274 * config/mips/mips.h (mips_dwarf_regno): Declare.
4275 (DBX_REGISTER_NUMBER): Remove redundant brackets.
4276 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
4277 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
4278 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
4279 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4280 (REG_CLASS_NAMES): Update accordingly.
4281 * config/mips/mips.c (mips_dwarf_regno): New array.
4282 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4283 (mips_subword): Remove special handling for accumulator registers.
4284 (override_options): Initiailize mips_dwarf_regno. Remove use
4286 (mips_swap_registers): New function.
4287 (mips_conditional_register_usage): Swap accumulator registers
4288 around if TARGET_LITTLE_ENDIAN.
4289 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
4290 * config/mips/constraints.md (h, l): Use the endianness to choose
4291 between MD0_REG and MD1_REG.
4292 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
4293 alternative-dependent template.
4295 2007-07-20 Richard Sandiford <richard@codesourcery.com>
4297 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
4300 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4302 * function.c (thread_prologue_and_epilogue_insns): Fix exit
4303 predecessor fallthru flags.
4305 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4307 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
4308 of compare to the same type.
4309 * cfgloopmanip.c (add_loop): Update information about loop exits.
4310 (loop_version): Remove the innermost loop requirement.
4311 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
4312 to sizetype for pointers.
4314 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
4316 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
4317 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
4318 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4320 * config/dfp-bit.c: Empty for TFmode conversions.
4322 2007-07-18 Caroline Tice <ctice@apple.com>
4324 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4325 and handle them correctly; check that src is not NULL before
4327 (find_src_set_src): Likewise.
4329 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4331 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4332 (struct alignment_context, init_alignment_context): New.
4333 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4334 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4335 (XCHAL_HAVE_S32C1I): Likewise.
4336 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4337 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4338 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4339 (ATOMIC, HQI): New macros.
4340 (memory_barrier, *memory_barrier): New.
4341 (sync_lock_releasesi): New.
4342 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4343 (sync_lock_test_and_set<mode>): New.
4344 (sync_<atomic><mode>): New.
4345 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4346 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4347 (xtensa_expand_atomic): New.
4349 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4353 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4354 transformation for builtin ISNORMAL.
4355 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4356 * builtins.def (BUILT_IN_ISNORMAL): New.
4357 * doc/extend.texi: Document isnormal.
4359 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4363 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4364 optabs infrastructure. Provide generic implementation for
4366 (expand_builtin): Handle FINITE/ISFINITE.
4367 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4368 (fold_builtin_1): Likewise.
4370 * builtins.def (BUILT_IN_ISFINITE): New.
4372 * doc/extend.texi: Document isfinite.
4374 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4379 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4380 generic fallback for isinf.
4381 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4382 calculation code ...
4383 * real.c (get_max_float): ... to here.
4384 * real.h (get_max_float): New.
4386 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4390 * builtin-attrs.def (ATTR_TYPEGENERIC,
4391 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4393 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4394 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4395 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4396 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4398 * c-common.c (handle_type_generic_attribute): New.
4399 (c_common_attribute_table): Add "type generic".
4401 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4403 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4405 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4406 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4409 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4412 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4413 checking that the operand is an expression.
4415 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4416 Danny Smith <dannysmith@users.sourceforge.net>
4419 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4420 file mapping object in local namespace if Windows version later
4423 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4425 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4426 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4427 arm_cannot_force_const_mem.
4428 (arm_cannot_force_const_mem): New function.
4429 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4430 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4431 of arm_tls_referenced_p.
4432 * config/arm/arm.md (movsi): Split out-of-section constants when
4433 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4434 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4436 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4438 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4440 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4442 * config/mips/mips.md (*extendqihi2): Convert the destination
4445 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4447 * config/pa/fptr.c: Update license header.
4448 * config/pa/milli64.S: Likewise.
4450 2007-07-17 Nick Clifton <nickc@redhat.com>
4452 * COPYING_v3: New file. Contains version 3 of the GNU General
4454 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4455 Lesser General Public License.
4456 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4457 the GNU General Public License.
4459 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4461 PR rtl-optimization/32773
4462 * cfglayout.c (force_one_exit_fallthru): New function.
4463 (cfg_layout_finalize): Use it.
4465 2007-07-16 Richard Guenther <rguenther@suse.de>
4466 Uros Bizjak <ubizjak@gmail.com>
4468 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4469 before forcing it to gimple operand.
4471 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4472 David Ung <davidu@mips.com>
4474 * config/mips/mips.h (TUNE_24K): Define.
4475 (TUNE_MACC_CHAINS): Add TUNE_24K.
4476 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4478 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4479 (r74k_int_madd): .. this new reservation.
4480 (define_bypass): Fixed bypasses for r74k_int_madd to use
4482 * config/mips/24k.md (define_bypass): Define new
4483 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4485 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4486 Nigel Stephens <nigel@mips.com>
4488 * config/mips/mips.md: Include 20kc.md.
4489 * config/mips/20kc.md: New file.
4490 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4491 (mips_adjust_cost): Tweak for 20Kc.
4492 (mips_issue_rate): Likewise.
4493 * config/mips/mips.h (TUNE_20KC): Define.
4495 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4497 * config/rs6000/rs6000.c (struct processor_cost): Add
4498 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4500 (*_cost): Add cache information.
4501 (rs6000_override_options): Set cache parameters.
4503 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4506 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4507 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4509 2007-07-16 Paul Brook <paul@codesourcery.com>
4512 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4513 (cirrus_thumb2_movsi_insn): Ditto.
4515 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4517 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4520 2007-07-15 Andrew Haley <aph@redhat.com>
4522 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4523 before looking in the context.
4525 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4529 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4530 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4531 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4532 (pa_output_function_prologue): Use rp_saved and
4533 current_function_is_leaf to generate .CALLINFO statement.
4534 (hppa_expand_prologue): Set rp_saved.
4535 (hppa_expand_epilogue): Use rp_saved.
4536 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4537 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4539 2007-07-14 Dirk Mueller <dmueller@suse.de>
4541 * omega.c (coalesce): Fix memory leak on early exit.
4542 * matrix-reorg.c (check_allocation_function): Likewise.
4543 * tree-vect-transform.c (vect_get_new_vect_var): free result
4545 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4546 pass pointer to edge vector
4547 (partition_hot_cold_basic_blocks): Fix memory leak.
4548 * collect2.c (prefix_from_string): Free temporary storage.
4549 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4551 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4553 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4554 (DO_GLOBAL_DTORS_BODY): Likewise.
4556 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4557 Nigel Stephens <nigel@mips.com>
4559 * config/mips/mips.c (mips_classify_symbol): Don't return
4560 SYMBOL_SMALL_DATA for constant pool addresses if
4561 TARGET_EMBEDDED_DATA is true.
4563 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4565 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4566 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4567 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4568 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4569 __builtin_ia32_storehps, __builtin_ia32_storelps,
4570 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4571 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4572 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4573 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4574 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4575 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4576 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4577 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4578 using def_builtin_const.
4580 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4582 PR tree-optimization/32705
4583 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4584 (simplify_binary_expression): Use SSA_VAL consistently.
4586 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4588 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4589 (SPEFSCR_REGNO): Delete definition.
4590 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4591 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4592 * config/rs6000/rs6000.h: Do not define *_REGNO.
4593 LINK_REGISTER_REGNUM -> LR_REGNO.
4594 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4595 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4596 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4597 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4598 R_VRSAVE, R_VSCR. Use them.
4599 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4600 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4601 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4602 * config/rs6000/aix.h: Define R_LR. Use it.
4604 2007-07-13 Caroline Tice <ctice@apple.com>
4606 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4607 flag_var_tracking is explicitly turned off (i.e. when variable
4608 tracking is not feasible); otherwise, turn flag_var_tracking on when
4609 flag_var_tracking_uninit is on.
4610 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4611 note definitions, to allow recording of initialization status in the
4613 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4614 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4615 determine if two note locations are equal.
4616 (output_loc_list): Don't output list entries whose start & end labels
4618 (reg_loc_descriptor): Add parameter for initialization status; pass it
4619 to other loc descriptor functions.
4620 (one_reg_loc_descriptor): Add parameter for initialization status;
4621 check its value and add DW_OP_GNU_uninit to returned loc descr if
4623 (multiple_reg_loc_descriptor): Add parameter for initialization
4625 pass init status argument to other loc descriptor functions; check
4626 value of intialization parameter and add DW_OP_GNU_uninit to returned
4627 loc descr if appropriate.
4628 (based_loc_descr): Add parameter for initialization status; add new
4629 variable for return value; check value of initialization parameter and
4630 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4631 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4632 pass init status argument to other loc descriptor functions; check
4633 value of intialization parameter and add DW_OP_GNU_uninit to returned
4634 loc descr if appropriate.
4635 (mem_loc_descriptor): Likewise.
4636 (concat_loc_descriptor): Likewise.
4637 (concatn_loc_descriptor): Likewise.
4638 (loc_descriptor): Add parameter for initialization status; pass it as
4639 argument to other loc descriptor function calls.
4640 (loc_descriptor_from_tree_1): Add appropriate initialization status
4641 to loc descriptor function calls.
4642 (add_location_or_const_value_attribute): Get initialization status
4643 from VAR_LOCATION note; add initialization status to loc descriptor
4645 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4646 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4647 status is uninitialized, add "[uninint]" to output.
4648 * common.opt (fvar-tracking-uninit): New option, similar to
4649 fvar-tracking, to turn on tracking of uninitialized variables; creates
4650 a new global flag, flag_var_tracking_uninit.
4651 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4652 (enum var_init_status): New type, for var initialization status field.
4653 * var-tracking.c (struct location_chain_def): Two new fields, init,
4654 for initialization status, and set_src for the assignment value expr.
4655 (unshare_variable): New parameter for initialization status;
4656 initialize new init and set_src fields.
4657 (var_reg_set): New parameters for initialization status and value;
4658 pass them to set_variable_part.
4659 (var_mem_set): Likewise.
4660 (get_init_value): New function.
4661 (var_reg_delete_and_set): New initialization status & value
4662 parameters; add call to get_init_value if status is unknown; pass new
4663 parameters to clobber_variable_part and var_reg_set.
4664 (var_mem_delete_and_set): Likewise.
4665 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4666 (var_mem_delete): Likewise.
4667 (variable_union): Pass status to unshare_variable; initialize new init
4668 and set_src fields. If flag_var_tracking_uninit is not set, force
4669 status to initialized.
4670 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4671 used later to get the set_src value.
4672 (find_src_status): New function.
4673 (find_src_set_src): New function.
4674 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4675 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4676 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4677 and var_mem_delete_and_set.
4678 (dump_variable): Print out "[uninit]" if appropriate.
4679 (set_variable_part): Add new initialization and set_src parameters;
4680 pass status to unshare_variable; set node->init and node- >set_src
4681 fields and modify slot in hash table appropriately; save the init and
4682 set_src values if appropriate and assign to the new node.
4683 (clobber_variable_part): New set_src parameter; if two nodes have
4684 same variable and same location but different set_src (assignment)
4685 values, clobber old node.
4686 (delete_variable_part): Pass init status to unshare_variable.
4687 (emit_note_insn_var_location): Add initialized var; assign var's init
4688 status to new 'initialized'; pass new init status field to calls to
4689 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4690 status to initialized.
4691 (emit_notes_in_bb): Pass initialization status to calls to
4692 var_reg_set, var_mem_set, var_reg_delete_and_set and
4693 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4694 var_reg_delete_and_set and var_mem_delete_and_set; call
4695 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4696 make up for change in add_stores.
4697 (vt_add_function_parameters): Add status to calls to
4699 * config/darwin.c (darwin_override_options): Turn on uninitialized
4700 tracking automatically, if var_tracking is on and the system is
4703 2007-07-13 Sa Liu <saliu@de.ibm.com>
4705 * config.gcc: Add options for arch and tune on SPU.
4706 * config/spu/predicates.md: Add constant operands 0 and 1.
4707 * config/spu/spu-builtins.def: Add builtins for double precision
4708 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4709 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4711 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4713 * config/spu/spu-protos.h: Add new function prototypes.
4714 * config/spu/spu.c (spu_override_options): Check options -march and
4716 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4717 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4719 (spu_const_from_int): New. Create a vector constant from 4 ints.
4720 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4721 (spu_emit_vector_compare): New. Emit vector compare.
4722 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4723 * config/spu/spu.h: Add options -march and -mtune. Define processor
4724 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4725 CANONICALIZE_COMPARISON.
4726 * config/spu/spu.md: Add new insns for double precision compare
4727 and double precision vector compare. Add vcond and smax/smin patterns
4728 to enable DFmode vector conditional expression.
4729 * config/spu/spu.opt: Add options -march and -mtune.
4730 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4731 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4732 both CELL and CELLEDP targets: spu_testsv.
4733 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4736 2007-07-13 Richard Guenther <rguenther@suse.de>
4738 PR tree-optimization/32721
4739 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4740 TREE_THIS_VOLATILE on the folded reference.
4741 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4742 if the array reference has TREE_THIS_VOLATILE set.
4744 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4747 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4749 2007-07-13 Andreas Schwab <schwab@suse.de>
4751 * gengtype-lex.l: Allow declarations to be indented.
4753 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4755 * ginclude/tgmath.h: New.
4756 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4757 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4758 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4759 * configure: Regenerate.
4761 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4763 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4764 correct index when setting register save state for xd
4767 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4769 * config/sh/sh.c (mark_use): Remove.
4771 2007-07-12 Paul Brook <paul@codesourcery.com>
4773 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4774 reg does not overlap return value.
4776 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4778 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4779 (set_expression_vuses): Ditto.
4780 (init_pre): Initialize expression_vuses.
4782 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4784 * config/i386/sse.md (storentdf, storentsf): New.
4786 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4788 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4790 * tree.c (build_decl_stat): Move code from here...
4791 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4792 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4793 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4794 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4795 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4798 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4799 Devang Patel <dpatel@apple.com>
4801 PR tree-optimization/25413
4802 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4803 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4804 * tree.h (contains_packed_reference): New.
4805 * expr.c (contains_packed_reference): New.
4806 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4807 (vect_enhance_data_refs_alignment): Call
4808 vector_alignment_reachable_p.
4809 * target.h (vector_alignment_reachable): New builtin.
4810 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4811 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4812 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4814 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4816 * target.h (builtin_vectorization_cost): Add new target builtin.
4817 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4818 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4819 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4820 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4821 uninitialized variables.
4822 * tree-vect-transform.c (cost_for_stmt): New function.
4823 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4824 using cost 1 for all scalar stmts. Be less conservative when
4825 estimating the number of prologue/epulogue iterations. Call
4826 targetm.vectorize.builtin_vectorization_cost. Return
4827 min_profitable_iters-1.
4828 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4829 initialization cost instead of TARG_VEC_STMT_COST. Use
4830 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4831 epilogue code. Fix epilogue cost computation.
4832 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4833 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4834 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4835 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4836 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4837 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4839 2007-07-12 Richard Guenther <rguenther@suse.de>
4841 * gimplify.c (gimplify_conversion): Make sure that the result
4842 from maybe_fold_offset_to_reference is trivially convertible
4843 to the desired type before doing the simplification.
4844 (gimplify_expr): Likewise.
4845 * fold-const.c (fold_binary): Use the correct types for
4846 building the simplified expression.
4848 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4850 PR rtl-optimization/32729
4851 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4852 that fallthru to exit.
4854 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4856 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4857 (symDTPOFF2reg): Likewise.
4859 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4861 PR tree-optimization/32663
4863 * tree.h (VALUE_HANDLE_VUSES): Remove.
4864 (struct tree_value_handle): Remove vuses.
4866 * tree-vn.c (create_value_handle_for_expr): Don't set
4869 * tree-ssa-pre.c (expression_vuses): New.
4870 (alloc_expression_id): Set up expression_vuses.
4871 (get_expression_vuses): New.
4872 (set_expression_vuses): Ditto.
4873 (clear_expression_ids): Modify for expression_vuses.
4874 (phi_translate_1): Ditto.
4875 (phi_translate_set): Ditto.
4876 (value_dies_in_block_x): Ditto
4877 (valid_in_sets): Ditto.
4878 (add_to_sets): Ditto.
4879 (find_existing_value_expr): Ditto.
4880 (create_value_handle_for_expr): Ditto.
4881 (make_values_for_stmt): Ditto.
4882 (vuse_equiv): Remove.
4884 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4886 * Makefile.in (mostlyclean): Remove object files.
4888 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4890 * toplev.c (no_new_pseudos): Deleted.
4891 * rtl.h (no_new_pseudos): Deleted.
4892 * tree-pass.h (pass_no_new_pseudos): Deleted.
4893 * passes.c (pass_no_new_pseudos): Deleted.
4894 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4895 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4896 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4898 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4899 * rtlhooks.c (gen_lowpart_general): Ditto.
4900 * optabs.c (prepare_operand): Ditto.
4901 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4903 * modulo-sched.c (rest_of_handle_sms): Ditto.
4904 * see.c (rest_of_handle_see): Ditto.
4905 * ifcvt.c (if_convert): Ditto.
4906 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4908 * init-regs.c (gate_initialize_regs): Deleted set of
4910 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4911 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4912 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4914 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4917 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4918 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4919 (*vec_extractv2di_1_rex64): New insn pattern.
4921 2007-07-11 David Daney <ddaney@avtrex.com>
4923 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4924 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4925 for SIGNAL_UNWIND_RETURN_COLUMN.
4926 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4927 (DWARF_FRAME_REGNUM): Rewrite.
4928 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4930 2007-07-11 Nick Clifton <nickc@redhat.com>
4932 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4933 delta and use gen_int_mode in place of GET_INT instead.
4935 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4937 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4940 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4942 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4943 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4945 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4946 (USE_CANONICAL_TYPES): New.
4947 * doc/invoke.texi (verify-canonical-types): Remove.
4948 (use-canonical-types): Add.
4950 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4952 * config/spu/spu.c (spu_optimization_options): Remove setting of
4953 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4954 (spu_override_options): Move it here.
4956 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4958 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4959 * config/mips/mips.c (mips_cpu_info_table): Mention
4960 MIPS_ISA_LEVEL_SPEC in the comment.
4962 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4964 PR tree-optimization/32713
4965 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4967 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4970 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4971 conditional to flag_isoc99.
4972 (c_common_init_options): Do it here, unconditionally.
4974 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4976 PR tree-optimization/32589
4977 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4978 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4979 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4980 predicate, extracted from...
4981 (set_rhs): ...here. Call it for the expression on entry.
4982 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4983 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4984 (simplify_binary_expression): Use valid_gimple_expression_p
4985 to validate the simplification.
4986 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4988 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4990 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4991 DWARF2_DEBUG on 32 bit target too.
4992 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4994 2007-07-11 Nick Clifton <nickc@redhat.com>
4996 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4997 version for 64-bit hosts.
4999 2007-07-10 David Daney <ddaney@avtrex.com>
5001 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
5003 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
5005 * config/mips/mips.c (mips_expand_synci_loop): New function.
5006 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
5007 (UNSPEC_RDHWR): Same.
5008 (UNSPEC_SYNCI): Same.
5009 (UNSPEC_SYNC): Same.
5010 (clear_cache): New expand.
5014 (clear_hazard): Same.
5015 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
5017 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
5018 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
5020 2007-07-10 Ian Lance Taylor <iant@google.com>
5022 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
5025 2007-07-10 David Daney <ddaney@avtrex.com>
5027 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
5028 * builtins.c (expand_builtin___clear_cache): New function.
5029 (expand_builtin): Call expand_builtin___clear_cache for
5030 BUILT_IN_CLEAR_CACHE case.
5031 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
5032 * doc/md.texi (clear_cache): Document new instruction pattern.
5033 * testsuite/gcc.dg/builtins-64.c: New test.
5035 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5037 * config/cris/cris.md ("movsi"): Fix typo in last change.
5039 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5042 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5044 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5045 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5046 for FUNCTION_DECLs. Don't use align_functions_log if
5048 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5049 even for FUNCTION_DECLs.
5050 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5052 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5053 (DECL_FUNCTION_CODE): Update for new location and name of
5055 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5056 (struct tree_decl_common): Move 'align' and 'off_align' out
5057 of union, ensure they're still on a 32-bit boundary. Remove
5058 other fields in union 'u1'.
5059 (struct tree_function_decl): Add field 'function_code' replacing
5060 'u1.f' in tree_decl_common.
5061 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5062 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5063 (Variable Attributes): Cross-reference 'aligned' attribute
5064 to Function Attributes.
5065 * flags.h (force_align_functions_log): Delete.
5066 * toplev.c (force_align_functions_log): Delete.
5068 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
5071 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
5072 (*vec_concatv2di_rex): New insn pattern.
5074 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5077 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
5079 2007-07-10 Ian Lance Taylor <iant@google.com>
5081 Replace no_new_pseudos in backends.
5082 * rtl.h (can_create_pseudo_p): Define.
5083 * config/darwin.c (machopic_indirect_data_reference): Use
5084 can_create_pseudo_p () instead of no_new_pseudos.
5085 (machopic_indirect_data_reference): Likewise.
5086 (machopic_legitimize_pic_address): Likewise.
5087 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
5088 (alpha_emit_set_const_1): Likewise.
5089 (alpha_emit_set_const): Likewise.
5090 (alpha_emit_conditional_move): Likewise.
5091 (alpha_split_conditional_move): Likewise.
5092 * config/alpha/alpha.md (various splitters): Likewise.
5094 * config/arm/arm.c (legitimize_pic_address): Likewise.
5095 (arm_load_pic_register): Likewise.
5096 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
5097 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
5098 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
5099 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
5100 * config/cris/cris.md (movsi): Likewise.
5101 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
5102 (symGOTOFF2reg_hilo): Likewise.
5103 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
5104 * config/h8300/h8300.md (insv, extzv): Likewise.
5105 * config/i386/i386.c (ix86_expand_move): Likewise.
5106 (ix86_expand_vector_move): Likewise.
5107 (ix86_prepare_fp_compare_args): Likewise.
5108 (ix86_expand_carry_flag_compare): Likewise.
5109 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
5110 (tls_dynamic_gnu2_combine_32): Likewise.
5111 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
5112 * config/ia64/ia64.c (ia64_expand_move): Likewise.
5113 (ia64_expand_movxf_movrf): Likewise.
5114 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
5115 (m32c_split_move): Likewise.
5116 (m32c_expand_insv): Likewise.
5117 * config/m68k/m68k.md (movsi): Likewise.
5118 * config/mips/mips.c (mips_force_temporary): Likewise.
5119 (mips_split_symbol): Likewise.
5120 (mips_move_integer): Likewise.
5121 (mips_legitimize_const_move): Likewise.
5122 * config/mn10300/mn10300.md (movsi): Likewise.
5123 * config/pa/pa.c (emit_move_sequence): Likewise.
5124 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5125 (rs6000_got_register): Likewise.
5126 (create_TOC_reference): Likewise.
5127 (rs6000_machopic_legitimize_pic_address): Likewise.
5128 * config/rs6000/rs6000.md (add<mode>3): Likewise.
5129 (various splitters): Likewise.
5130 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
5131 (movsi_got): Likewise.
5132 * config/s390/s390.c (emit_symbolic_move): Likewise.
5133 * config/s390/s390.md (movhi, movqi): Likewise.
5134 (load_multiple, store_multiple): Likewise.
5135 * config/score/score.c (score_force_temporary): Likewise.
5136 * config/sh/sh.c (prepare_move_operands): Likewise.
5137 (prepare_cbranch_operands): Likewise.
5138 (emit_fpu_switch): Likewise.
5139 (fpscr_set_from_mem): Likewise.
5140 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
5141 (adddi3, subsi3): Likewise.
5142 (various splitters): Likewise.
5143 (divsi_inv_fp_combine): Likewise.
5144 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
5145 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
5147 * config/sh/predicates.md (xor_operand): Likewise.
5148 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
5149 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
5150 (movdi_pic_label_ref): Likewise.
5151 * config/spu/spu.c (spu_split_immediate): Likewise.
5152 * config/alpha/alpha.md (various splitters): Remove test
5153 !no_new_pseudos || reload_completed.
5154 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
5156 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5157 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5158 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5159 * config/score/score.c (th_output_mi_thunk): Likewise.
5160 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5161 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5163 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
5165 PR rtl-optimization/32664
5166 * mode-switching.c (create_pre_exit): Skip barrier insns.
5168 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5170 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
5171 force_gimple_operand_bsi.
5172 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
5173 rewrite_use_compare): Ditto.
5174 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
5176 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
5177 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
5178 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
5179 * tree-profile.c (prepare_instrumented_value,
5180 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5181 tree_gen_one_value_profiler, tree_gen_ic_profiler,
5182 tree_gen_ic_func_profiler, tree_gen_average_profiler,
5183 tree_gen_ior_profiler): Ditto.
5184 * tree-ssa-reassoc.c (negate_value): Ditto.
5185 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
5186 Use force_gimple_operand_bsi.
5187 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5188 * tree-if-conv.c (add_to_dst_predicate_list,
5189 find_phi_replacement_condition): Ditto.
5190 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
5191 Call mark_symbols_for_renaming for new statements.
5192 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
5194 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5196 * cfghooks.c (remove_edge): New function.
5197 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
5199 * cfghooks.h (remove_edge): Declare.
5200 * cfg.c (remove_edge): Renamed to remove_edge_raw.
5201 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
5203 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
5205 * optabs.h: Added declaration for signbit_optab.
5206 * optabs.c: (init_optabs): Added initialization for signbit_optab.
5207 * genoptinit.c (optabs): Added entry for signbit insns.
5208 * builtins.c (expand_builtin_signbit): Added code to use a signbit
5210 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
5211 * config/s390/s390.md (signbit<mode>2): New expander.
5213 2007-07-09 Richard Guenther <rguenther@suse.de>
5216 * fold-const.c (fold_plusminus_mult_expr): Move constant
5217 arguments second to allow decomposing.
5219 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
5222 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5224 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5225 Disregard DECL_FROM_INLINE.
5227 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5230 * doc/invoke.texi: Add ftree-reassoc flag.
5231 * common.opt (ftree-reassoc): New flag.
5232 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
5233 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
5235 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5237 PR tree-optimization/32681
5238 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
5239 saved in second_edge->aux when first_bb is a loop header.
5241 2007-07-09 Jan HUbicka <jh@suse.cz>
5243 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
5245 2007-07-09 Richard Guenther <rguenther@suse.de>
5247 * c-decl.c (start_function): Do not promote return type.
5249 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
5251 * function.c (do_warn_unused_parameter): Do not warn if
5252 TREE_NO_WARNING is set.
5254 2007-07-08 Andreas Schwab <schwab@suse.de>
5256 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
5258 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
5261 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5263 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5264 apply to assembly language, too.
5265 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5267 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
5269 Revert (note the sccvn portions are *not* reverted)
5270 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5272 Fix PR tree-optimization/23488
5274 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5276 * tree-flow-inline.h (get_value_handle): Ditto.
5277 * tree-ssa-pre.c (decl_vh_map): New.
5278 (decl_node_pool): New.
5279 (can_value_number_operation): Support DECL_P.
5280 (can_PRE_operation): Ditto.
5281 (create_expression_by_pieces): Ditto.
5282 (find_existing_value_expr): Modify to differnetiate between
5283 addressing and top level.
5284 (create_value_handle_for_expr): Handle DECL's.
5285 (poolify_tree): Ditto.
5286 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5287 (make_values_for_stmt): Handle DECL's properly.
5288 (init_pre): Reorg to not init useless things during FRE.
5290 * tree-flow.h: Include pointer-set.h.
5291 (decl_vh_map): Declare.
5292 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5294 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
5296 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
5297 the constraint description.
5298 * doc/md.texi: Update documentation of AVR constraints.
5300 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
5302 * auto-inc-dec.c, config/arm/arm.c,
5303 config/m32r/constraints.md, config/mips/mips.md,
5304 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
5305 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
5306 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
5307 typos. Follow spelling conventions.
5308 * doc/invoke.texi, doc/rtl.texi: Fix typos.
5310 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5311 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5313 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
5314 realloc_vuse): Remove.
5315 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
5318 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5320 Fix PR tree-optimization/23488
5322 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
5323 (try_to_simplify): Ditto.
5325 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5327 * tree-flow-inline.h (get_value_handle): Ditto.
5328 * tree-ssa-pre.c (decl_vh_map): New.
5329 (decl_node_pool): New.
5330 (can_value_number_operation): Support DECL_P.
5331 (can_PRE_operation): Ditto.
5332 (create_expression_by_pieces): Ditto.
5333 (find_existing_value_expr): Modify to differnetiate between
5334 addressing and top level.
5335 (create_value_handle_for_expr): Handle DECL's.
5336 (poolify_tree): Ditto.
5337 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5338 (make_values_for_stmt): Handle DECL's properly.
5339 (init_pre): Reorg to not init useless things during FRE.
5341 * tree-flow.h: Include pointer-set.h.
5342 (decl_vh_map): Declare.
5343 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5345 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5347 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5348 apply to assembly language, too.
5349 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5351 2007-07-06 Ian Lance Taylor <iant@google.com>
5352 Zack Weinberg <zackw@panix.com>
5355 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5357 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5359 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5360 (prefetch): Likewise if "pref" would be used.
5362 2007-07-06 Josh Conner <jconner@apple.com>
5366 * calls.c (store_one_arg): Handle arguments which are partially
5367 on the stack when detecting argument overlap.
5369 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5371 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5372 chosen during find_reloads.
5374 2007-07-06 Richard Guenther <rguenther@suse.de>
5376 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5377 TYPE_ARG_TYPES for verification of argument types. Use
5378 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5379 parameters as variable arguments.
5381 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5383 * libgcc2.h (word_type): Type definition removed.
5384 (cmp_return_type, shift_count_type): Type definitions added.
5385 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5386 replaced with shift_count_type.
5387 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5389 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5390 changed from word_type to Wtype.
5391 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5392 replaced with shift_count_type.
5393 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5395 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5396 and libgcc_shift_count attribute added.
5397 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5398 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5399 (TARGET_INITIALIZER): New target hooks added.
5400 * targhooks.c (default_libgcc_cmp_return_mode,
5401 default_libgcc_shift_count_mode): Default implementations for the new
5403 * targhooks.h (default_libgcc_cmp_return_mode,
5404 default_libgcc_shift_count_mode): Function prototypes added.
5405 * target.h (struct gcc_target): Fields for the new target hooks added.
5406 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5408 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5411 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5412 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5414 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5415 s390_libgcc_shift_count_mode): Functions added.
5416 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5417 Target hooks defined.
5419 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5421 * config/mips/mips.c (compute_frame_size): Restore the original
5422 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5423 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5424 Document why the difference is needed.
5426 2007-07-06 Richard Guenther <rguenther@suse.de>
5428 * c-common.c (boolean_increment): Use correctly typed
5431 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5433 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5434 the topmost argument register is not also included in the save mask.
5435 (mips16e_collect_argument_save_p): Take a pointer to the argument
5436 register, rather than a pointer to the number of arguments.
5437 (mips16e_collect_argument_saves): Only include argument saves
5438 that aren't in the register mask.
5440 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5442 PR rtl-optimization/32450
5443 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5444 to ensure that instructions are not moved into the prologue when
5445 profiling is on. Remove unused prologue_end variable.
5446 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5447 as a scheduling barrier.
5449 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5452 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5453 Disregard DECL_FROM_INLINE.
5455 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5457 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5458 IORing with a constant.
5460 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5462 PR rtl-optimization/32475
5463 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5464 for every definition of the stack pointer.
5466 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5468 * arm.c (vfp3_const_double_index): Copy signed results of
5469 REAL_VALUE_TO_INT into unsigned vars.
5471 2007-07-05 Richard Guenther <rguenther@suse.de>
5474 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5476 * tree-ssa.c (useless_type_conversion_p): Check canonical
5479 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5481 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5482 zero_extendhisi2): Change to define_insn_and_split.
5483 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5485 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5487 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5488 pass_match_asm_constraints): New.
5489 * passes.c (init_optimization_passes): Add new pass.
5490 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5491 * function.h (struct function): Add has_asm_statement bit.
5492 (current_function_has_asm_statement): New.
5493 * tree-pass.h (pass_match_asm_constraints): New.
5495 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5497 * config/mips/mips.c (mips_file_start): Avoid declaration
5500 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5502 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5504 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5506 * rtl.def (NOTE): Change print format string to print
5507 operand 5 as a note insn name.
5509 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5510 David Ung <davidu@mips.com>
5512 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5513 * doc/invoke.texi: (MIPS Options): Document them.
5515 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5516 David Ung <davidu@mips.com>
5518 Add support for SmartMIPS ASE.
5520 * optabs.c (expand_binop_directly): New, broken out from...
5521 (expand_binop): Here. Make it try rotating in the other
5522 direction even when the second operand isn't constant.
5523 * config/mips/mips.md (*lwxs): New.
5524 * config/mips/mips.opt (msmartmips): New.
5525 * config/mips/mips.c (mips_lwxs_address_p): New.
5526 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5527 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5528 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5529 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5530 (ISA_HAS_LWXS): New.
5531 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5532 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5533 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5534 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5535 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5536 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5537 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5539 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5541 * tree-vectorizer.c (new_loop_vec_info): Initialize
5542 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5543 * tree-vectorizer.h (_loop_vec_info): Added new filed
5544 min_profitable_iters.
5545 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5546 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5547 * tree-vect-analyze.c (vect_analyze_operations): Set
5548 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5549 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5550 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5551 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5552 and prologue cost to after they are computed.
5553 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5555 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5556 of creating vectors from scalars according to dt.
5557 (vect_model_store_cost): Likewise.
5558 (vectorizable_call): Use dt array instead of scalar dt. Call
5559 vect_model_simple_cost with additional argument dt.
5560 (vectorizable_assignment): Likewise.
5561 (vectorizable_operation): Likewise.
5562 (vectorizable_type_demotion): Likewise.
5563 (vectorizable_type_promotion): Likewise.
5564 (vectorizable_store): Use dt array instead of scalar dt. Call
5565 vect_model_store_cost with additional argument dt.
5566 (vect_do_peeling_for_loop_bound): Don't call
5567 vect_estimate_min_profitable_iters. Instead, lookup
5568 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5569 "may not be profitable".
5571 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5574 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5575 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5576 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5577 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5579 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5581 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5582 addressing modes cheaper.
5584 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5586 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5587 (dw_ranges_struct): Rename block_num to num. Adjust.
5588 (dw_ranges_by_label_struct): New.
5589 (ranges_by_label, ranges_by_label_allocated,
5590 ranges_by_label_in_use): New variables.
5591 (add_ranges_num): Factored most of the code out of...
5592 (add_ranges): ... this one. Rewrite in terms of the former.
5593 (add_ranges_by_labels): New.
5594 (output_ranges): Output by-label ranges.
5595 (dwarf2out_finish): Output range for multiple-section
5596 compile_unit. Output standard DW_AT_low_pc in addition to
5597 unexpected DW_AT_entry_pc.
5599 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5601 PR tree-optimization/32604
5602 PR tree-optimization/32606
5604 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5605 (compute_antic_safe): Removed.
5606 (ANTIC_SAFE_LOADS): Ditto.
5607 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5608 (execute_pre): Don't call compute_antic_safe.
5609 (vuse_equiv): New function.
5610 (make_values_for_stmt): Use it
5611 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5614 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5617 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5619 (avr_attribute_table): Make "naked" attribute apply to function types
5620 rather than to decls.
5621 (avr_handle_fntype_attribute): New function.
5623 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5625 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5628 2007-07-04 David Ung <davidu@mips.com>
5629 Joseph Myers <joseph@codesourcery.com>
5631 * config/mips/mips.md (type): Add logical, signext and move.
5632 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5633 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5634 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5635 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5636 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5637 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5638 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5639 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5640 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5641 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5642 movv2sf_hardfloat_64bit): Use the new types.
5643 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5644 *movdf_softfloat, *movdf_mips16): Use "multi".
5645 (extendqihi2): Replace with a define_expand.
5646 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5647 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5648 * config/mips/74k.md (r74k_int_logical): New reservation and
5650 (r74k_int_arith): Remove "slt".
5651 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5652 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5653 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5654 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5655 reservations for "arith".
5657 2007-07-04 Richard Guenther <rguenther@suse.de>
5659 * tree-ssa.c (useless_type_conversion_p): Add handling for
5660 scalar float and vector types. Only call the types_compatible_p
5661 langhook for aggregate types as last resort. Follow the
5664 2007-07-04 Richard Guenther <rguenther@suse.de>
5666 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5667 the same as NOP_EXPR.
5669 2007-07-04 Nick Clifton <nickc@redhat.com>
5671 * target.h (struct gcc_target): Add target_help field.
5672 * target-def.h (TARGET_HELP): New.
5673 (TARGET_INITIALIZER): Use TARGET_HELP.
5674 * opts.c (command_handle_option): Invoke target_help function, if
5675 defined, when the user has specified --target-help on the command
5677 * doc/invoke.texi: Mention that --target-help might print
5678 additional information.
5679 * doc/tm.texi: Document TARGET_HELP hook.
5681 * arm.c (TARGET_HELP): Override default definition.
5682 (arm_target_help): New - display a wrapped list of cores and
5683 architectures supported.
5685 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5687 * config/v850/v850.c (expand_prologue): Make sure
5688 GEN_INT() argument is sign extended rather than zero extended.
5689 (expand_epilogue): Likewise.
5690 (output_move_double): Delete.
5691 * config/v850/v850-protos.h (output_move_double): Delete.
5692 * config/v850/v850.md (movdi): Delete.
5693 (*movdi_internal): Delete.
5695 (*movdf_internal): Delete.
5697 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5699 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5700 unless compiling RTP PIC.
5702 2007-07-04 Richard Guenther <rguenther@suse.de>
5704 PR tree-optimization/32482
5705 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5706 original ssa name if we didn't find a shift expression.
5707 Fix shift constant for bit zero test.
5709 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5711 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5713 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5715 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5716 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5717 * config/arm/vxworks.h (ASM_SPEC): Delete.
5718 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5720 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5722 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5723 (DDR_REVERSED_P): New.
5724 * tree-data-ref.c (initialize_data_dependence_relation,
5725 build_classic_dist_vector): Set DDR_REVERSED_P.
5727 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5730 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5731 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5732 init_omega_for_ddr_1): Use non conservative number of iterations
5734 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5735 (analyze_siv_subscript): Remove FIXME and reinitialization of
5736 last_conflicts to chrec_dont_know.
5737 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5739 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5741 * tree.c (maybe_canonicalize_argtypes): Improve description.
5743 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5745 * tree.c (maybe_canonicalize_argtypes): New.
5746 (build_function_type): Set canonical type.
5747 (build_method_type_directly): Ditto.
5748 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5751 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5753 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5755 (rewrite_use_nonlinear_expr): Likewise.
5757 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5759 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5761 2007-07-04 Ben Elliston <bje@au.ibm.com>
5763 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5766 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5768 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5769 (Exception Handling): Likewise.
5771 2007-07-03 Jan Hubicka <jh@suse.cz>
5773 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5775 2007-07-03 Eric Christopher <echristo@apple.com>
5777 * doc/cppopts.texi: Add conflicting option note to -dM.
5778 * doc/invoke.texi: Add note about possible conflicts with
5779 -E for -dCHARS and note that -dM will not produce
5780 any results if there is no machine dependent reorg.
5782 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5784 * tree.h (DECL_ALIGN): Back out previous change.
5786 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5788 * configure.ac: Test for .dtprelword support on MIPS.
5789 * configure, config.in: Regenerate.
5790 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5791 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5793 2007-07-03 Julian Brown <julian@codesourcery.com>
5795 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5796 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5797 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5798 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5800 (all_fpus): Add FPUTYPE_VFP3.
5801 (fp_model_for_fpu): Add VFPv3 field.
5802 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5803 (vfp3_const_double_index): New function. Return integer index of
5804 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5806 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5807 and argument represents a valid RTX for a VFPv3 constant.
5808 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5810 (vfp_emit_fstmd): Similar, for fstmd.
5811 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5812 constants, represented as integer indices.
5813 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5814 VFP_REGNO_OK_FOR_DOUBLE macros.
5815 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5816 (arm_file_start): Set float-abi attribute for VFPv3, and output
5817 correct ".fpu" assembler directive.
5818 (arm_dbx_register_numbering): Add FIXME.
5819 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5820 (fputype): Add FPUTYPE_VFP3.
5821 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5822 (CALL_USED_REGISTERS): Likewise.
5823 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5824 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5825 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5826 (D7_VFP_REGNUM): New.
5827 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5828 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5829 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5830 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5831 (REG_ALLOC_ORDER): Adjust for VFPv3.
5832 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5833 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5834 VFP_LO_REGS, VFP_HI_REGS.
5835 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5836 (IS_VFP_CLASS): Define macro.
5837 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5839 (REGISTER_MOVE_COST): Likewise.
5840 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5841 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5842 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5843 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5844 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5845 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5846 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5847 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5848 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5849 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5850 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5851 where appropriate for single-word registers.
5852 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5853 As above. Fix type attributes.
5854 * config/arm/constraints.md (register_contraint "t"): Define.
5855 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5857 (register_constraint "x"): Define.
5858 (constraint "Dv"): Define.
5860 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5862 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5864 2007-07-03 Tom Tromey <tromey@redhat.com>
5866 * c-parser.c (objc_pq_context): Removed.
5867 (objc_need_raw_identifier): Likewise.
5868 (c_parser) <objc_pq_context>: New field.
5869 <objc_need_raw_identifier>: Likewise.
5870 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5871 (c_lex_one_token): Update.
5872 (c_parser_objc_protocol_definition): Update.
5873 (c_parser_objc_method_definition): Update.
5874 (c_parser_objc_methodproto): Update.
5875 (c_parser_declspecs): Update.
5877 2007-07-03 David Ung <davidu@mips.com>
5879 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5881 2007-07-03 David Ung <davidu@mips.com>
5882 Richard Sandiford <richard@codesourcery.com>
5884 * doc/invoke.texi: Document -march=74kf3_2.
5885 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5886 (TUNE_74K): Check for it.
5887 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5888 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5889 * config/mips/mips.md (cpu): Add 74kf3_2.
5890 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5891 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5892 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5893 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5894 74kf3_2 to the CPU list.
5895 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5896 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5897 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5898 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5899 (r74kf3_2_fxfer_from_c1): New insn reservations.
5901 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5902 David Ung <davidu@mips.com>
5904 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5905 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5906 and 74k[fx]. Document aliases for the new options.
5907 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5908 (PROCESSOR_24KF2_1): ...this.
5909 (PROCESSOR_24KX): Rename to...
5910 (PROCESSOR_24KF1_1): ...this.
5911 (PROCESSOR_74KF): Rename to...
5912 (PROCESSOR_74KF2_1): ...this.
5913 (PROCESSOR_74KX): Rename to...
5914 (PROCESSOR_74KF1_1): ...this.
5915 (TUNE_74K): Update PROCESSOR_* names.
5916 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5917 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5918 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5919 (mips_rtx_cost_data): Update processor names in comments.
5920 (mips_issue_rate): Update PROCESSOR_* names.
5921 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5922 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5923 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5924 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5925 Update cpu attribute names.
5926 (r24k_fpu_iss): Rename this reservation to...
5927 (r24kf2_1_fpu_iss): ...this and update all uses.
5928 (r24kx_fpu_iss): Rename this reservation to...
5929 (r24kf1_1_fpu_iss): ...this and update all uses.
5930 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5931 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5932 Update cpu attribute names.
5934 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5936 * config/m32r/constraints.md: New file.
5937 * config/m32r/m32r.c: Include tm-constrs.h.
5938 (small_data_operand): Use satisfies_constraint_* instead of macro.
5939 (addr24_operand, gen_compare): Likewise.
5940 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5941 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5942 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5943 EXTRA_CONSTRAINT): Likewise.
5944 * config/m32r/m32r.md: Include constraints.md.
5945 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5946 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5947 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5948 (two_insn_const_operand, int8_operand, uint16_operand,
5949 reg_or_int16_operand, reg_or_uint16_operand,
5950 reg_or_cmp_int16_operand, cmp_int16_operand,
5951 seth_add3_operand): Likewise.
5953 2007-07-03 Eric Christopher <echristo@gmail.com>
5955 * libgcc2.h: Conditionally declare __bswapsi2 and
5958 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5960 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5963 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5966 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5967 (__gthrw_pragma): Provide default definition.
5969 * gthr-posix.c (__gthrw_pragma): Define.
5971 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5973 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5974 before declaring inequality.
5976 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5978 * combine.c (recog_for_combine): Log the success or failure of
5979 matching new insn patterns against the machine description in
5982 2007-07-03 Revital Eres <eres@il.ibm.com>
5984 * ddg.c (print_sccs): New function.
5985 (check_sccs): New function.
5986 (create_ddg_all_sccs): Use it.
5987 * ddg.h (print_sccs): Declare.
5988 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5990 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5992 * targhooks.h (default_mode_for_suffix): New function declaration.
5993 * targhooks.c (default_mode_for_suffix): New default target hook.
5994 * target.h (struct c): New structure in the targetm struct.
5995 (mode_for_suffix): New target hook as part of struct c.
5996 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5997 default_mode_for_suffix.
5998 (TARGET_C): New define.
5999 * c-lex.c: Include "target.h".
6000 (interpret_float): Use targetm.c.mode_for_suffix to determine
6001 the mode for a given non-standard suffix.
6002 Makefile.in (c-lex.o): Depend on $(TARGET_H).
6004 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
6005 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
6007 * doc/extend.texi (Floating Types): New node. Document __float80 and
6008 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
6010 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6013 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
6014 predicate instead of target_operand.
6015 (divsi3_i1_media, divsi3_media_2): Likewise.
6017 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
6019 * tree.h (alias_sets_might_conflict_p): Rename into
6020 alias_sets_must_conflict_p.
6021 * alias.c (alias_sets_might_conflict_p): Likewise.
6022 (alias_sets_conflict_p): Use it.
6023 (objects_must_conflict_p): Likewise.
6024 * c-common.c (strict_aliasing_warning): Adjust.
6026 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6028 * rtlhooks.c (gen_lowpart_if_possible): Check for
6029 invalid subreg before calling gen_lowpart_SUBREG.
6031 2007-07-02 Geoffrey Keating <geoffk@apple.com>
6033 * config/darwin9.h: Add copyright notice.
6034 (LINK_COMMAND_SPEC): Add comment.
6035 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6036 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6037 DARWIN_LIBSYSTEM_HAS_UNWIND.
6039 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6042 * omp-low.c (check_combined_parallel): New function.
6043 (lower_omp_parallel): Call it via walk_stmts, set
6044 OMP_PARALLEL_COMBINED if appropriate.
6045 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6046 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6047 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6048 don't consider it as combined parallel.
6050 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6052 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6053 (gcc_tooldir): Likewise.
6054 * configure: Regenerate.
6055 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6056 old configure.ac gcc_tooldir setting.
6057 (prefix_to_exec_prefix): New variable.
6058 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6059 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6061 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6063 Fix PR tree-optimization/32583
6064 Fix PR tree-optimization/32584
6065 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
6066 (phi_translate_set): Use phi_translate directly now.
6067 (make_values_for_stmt): Don't value number RHS if we already know
6070 2007-07-02 Steve Ellcey <sje@cup.hp.com>
6071 Jim Wilson <wilson@specifix.com>
6074 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
6077 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
6078 Richard Sandiford <richard@codesourcery.com>
6079 Nigel Stephens <nigel@mips.com>
6081 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
6082 (mips16e_output_save_restore): Declare.
6083 (mips16e_save_restore_pattern_p): Likewise.
6084 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
6085 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
6086 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
6087 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
6088 (BITSET_P): New global macro, extracted from...
6089 (mips_for_each_saved_reg): ...here.
6090 (mips16e_save_restore_info): New struct.
6091 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
6092 (mips16e_save_restore_regs): New variable.
6093 (mips_split_plus, mips16e_find_first_register): New functions.
6094 (mips16e_mask_registers): New function.
6095 (compute_frame_size): Expand the commentary before the function.
6096 Enforce the MIPS16e save and restore register range restrictions.
6097 Pad the general register save area at the low end.
6098 (mips16e_save_restore_reg, mips16e_build_save_restore)
6099 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
6100 (mips16e_output_save_restore, mips16e_collect_propagate_value)
6101 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
6103 (mips_expand_prologue, mips_expand_epilogue): Handle
6104 GENERATE_MIPS16E_SAVE_RESTORE.
6105 * config/mips/mips.md (*mips16e_save_restore): New pattern.
6107 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
6109 PR tree-optimization/31966
6110 PR tree-optimization/32533
6111 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
6112 "basic_block" description as its third argument. Update function
6113 calls to get destination bb from "edge" argument. Save "cond" into
6114 aux field of the edge. Update prototype for changed arguments.
6115 (if_convertible_loop_p): Clear aux field of incoming edges if bb
6117 (find_phi_replacement_condition): Operate on incoming edges, not
6118 on predecessor blocks. If there is a condition saved in the
6119 incoming edge aux field, AND it with incoming bb predicate.
6120 Return source bb of the first edge.
6121 (clean_predicate_lists): Clean aux field of outgoing node edges.
6122 (tree_if_conversion): Do not initialize cond variable. Move
6123 variable declaration into the loop.
6124 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
6125 initializations of new_stmt, arg0 and arg1 variables.
6127 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6129 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
6130 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
6132 2007-07-02 Richard Guenther <rguenther@suse.de>
6134 * tree-ssa.c (useless_type_conversion_p): Document
6135 future intent as defining the middle-end type system.
6136 Re-structure to call langhook last, group by type class,
6137 mark questionable parts.
6139 2007-07-02 Richard Guenther <rguenther@suse.de>
6141 * tree-flow.h (types_compatible_p): Declare.
6142 * tree-ssa.c (types_compatible_p): New function.
6143 * ipa-type-escape.c (discover_unique_type): Use
6144 types_compatible_p instead of lang_hooks.types_compatible_p.
6145 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6146 * tree-vn.c (expressions_equal_p): Likewise.
6147 * tree.c (fields_compatible_p): Likewise.
6148 * tree-ssa-dom.c (avail_expr_eq): Likewise.
6149 (cprop_operand): Use useless_type_conversion_p instead of
6150 lang_hooks.types_compatible_p.
6151 * tree-inline.c (setup_one_parameter): Likewise.
6152 (declare_return_variable): Likewise.
6153 * tree-nrv.c (tree_nrv): Likewise.
6154 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6155 (maybe_fold_offset_to_component_ref): Likewise.
6156 (maybe_fold_offset_to_reference): Likewise.
6157 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6158 (merge_alias_info): Likewise.
6159 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6160 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
6161 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
6162 * tree-tailcall.c (find_tail_calls): Likewise.
6163 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
6164 * gimplify.c (canonicalize_addr_expr): Likewise.
6165 (fold_indirect_ref_rhs): Likewise.
6166 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
6167 (cpt_same_type): Likewise.
6168 (check_pointer_types_r): Swap parameters to cpt_same_type
6170 * fold-const.c (fold_convert): Revert fix for PR15988.
6171 * tree-inline.c (setup_one_parameter): Instead fix it here by
6172 using fold_build1 instead of fold_convert and checking for
6173 error_mark_node. Convert only if the conversion is necessary.
6175 2007-07-02 Joseph Myers <joseph@codesourcery.com>
6177 * configure.ac: Check for .gnu_attribute on Power.
6178 * configure: Regenerate.
6179 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
6180 attribute for floating-point ABI.
6182 2007-07-02 Ira Rosen <irar@il.ibm.com>
6184 PR tree-optimization/32230
6185 PR tree-optimization/32477
6186 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
6187 address is a constant.
6189 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6191 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
6192 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
6193 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
6194 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
6195 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
6196 64-bit targets. Add support for *-elfoabi*.
6197 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
6198 different settings if $(tm_defines) does not select the EABI.
6199 (MULTILIB_EXCLUSIONS): Define in those circumstances.
6200 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
6201 (MIPS_ARCH_OPTION_SPEC): Likewise.
6202 (MIPS_ISA_LEVEL_SPEC): Likewise.
6203 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
6204 * config/mips/elfoabi.h: New file.
6206 2007-07-02 Richard Guenther <rguenther@suse.de>
6208 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
6209 (useless_type_conversion_p): ... this.
6210 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
6211 (useless_type_conversion_p): ... this.
6212 * builtins.c (fold_builtin_memory_op): Rename
6213 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
6214 * tree-cfg.c (verify_expr): Likewise.
6215 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
6216 * tree-ssa-ccp.c (ccp_fold): Likewise.
6217 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6218 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
6219 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6220 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
6221 * tree-ssa-pre.c (eliminate): Likewise.
6222 * tree-ssa.c (delete_tree_ssa): Likewise.
6223 (tree_ssa_useless_type_conversion): Likewise.
6224 * tree.c (build2_stat): Likewise.
6226 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6228 Fix PR tree-optimization/32571
6229 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
6232 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6234 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
6235 and other expected operations explicitly, change default to
6238 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6240 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
6242 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
6243 (tls_load_dot_plus_eight): Move the label number into the unspec.
6244 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
6246 2007-07-01 Andreas Schwab <schwab@suse.de>
6248 * dwarf2out.c (initial_return_save): Define only if used.
6250 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6252 Unreverting Richard's Revert of:
6254 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6256 * dce.c (deletable_insn_p_1): New function, split out from...
6257 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6258 specially, not those inside PARALLELs. Remove BODY argument
6259 and adjust recursive call accordingly.
6260 (prescan_insns_for_dce): Update call to delete_insn_p.
6262 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
6263 Revital Eres <eres@il.ibm.com>
6265 * ddg.c (create_ddg_all_sccs): Fix missed
6266 initialization of scc_nodes.
6268 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
6271 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
6272 X + ~X to 1 only for INTEGRAL_TYPE_P type.
6274 2007-06-30 Joseph Myers <joseph@codesourcery.com>
6276 * configure.ac: Check for .gnu_attribute on MIPS.
6277 * configure, config.in: Regenerate.
6278 * config/mips/mips.c (mips_file_start): If supported, output
6279 attribute for floating-point ABI.
6281 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
6284 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
6285 (ffs_cmove): New expander to expand using ctz pattern.
6286 (*ffs_cmove): Remove pattern.
6287 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
6288 (ffsdi2): Expand using ctz pattern.
6289 (*ffs_rex64): Remove pattern.
6291 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6293 PR rtl-optimization/32296
6294 * pa.md (return): Delete pattern.
6295 (return_internal): Remove "(const_int 1)" from pattern.
6296 (epilogue): Use return_internal pattern for trivial returns.
6297 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
6298 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
6300 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6302 * tree-ssa-pre.c (is_exception_related): New function
6303 (can_value_number_operation): Use it.
6305 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6307 Fix PR tree-optimization/32540
6308 Fix PR tree-optimization/31651
6310 * tree-ssa-sccvn.c: New file.
6312 * tree-ssa-sccvn.h: Ditto.
6314 * tree-vn.c: Include tree-ssa-sccvn.h
6315 (val_expr_paid_d): Removed.
6316 (value_table): Ditto.
6317 (vn_compute): Ditto.
6318 (val_expr_pair_hash): Ditto.
6319 (val_expr_pair_expr_eq): Ditto.
6320 (copy_vuses_from_stmt): Ditto.
6323 (shared_vuses_from_stmt): Ditto.
6324 (print_creation_to_file): Moved up.
6325 (sort_vuses): Ditto.
6326 (sort_vuses_heap): Ditto.
6327 (set_value_handle): Make non-static.
6328 (make_value_handle): Ditto.
6329 (vn_add): Rewritten to use sccvn lookups.
6330 (vn_add_with_vuses): Ditto.
6331 (vn_lookup): Ditto (and second argument removed).
6332 (vn_lookup_with_vuses): Ditto.
6333 (vn_lookup_or_add): Ditto (and second argument removed);
6334 (vn_lookup_or_add_with_vuses): Ditto.
6335 (vn_lookup_with_stmt): New.
6336 (vn_lookup_or_add_with_stmt): Ditto.
6337 (create_value_handle_for_expr): Ditto.
6339 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6340 (seen_during_translate): New function.
6341 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6342 (phi_trans_add): Ditto.
6343 (constant_expr_p): FIELD_DECL is always constant.
6344 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6345 Use constant_expr_p.
6346 Avoid infinite recursion on mutually valued expressions.
6347 Change callers of vn_lookup_or_add.
6348 (phi_translate): New function.
6349 (compute_antic_safe): Allow phi nodes.
6350 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6351 (find_or_generate_expression): Rewrite slightly.
6352 (create_expression_by_pieces): Updated for vn_lookup_or_add
6354 Update VN_INFO for new names.
6355 (insert_into_preds_of_block): Update for new names.
6356 (add_to_exp_gen): New function.
6357 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6358 (find_existing_value_expr): Rewrite to changed vn_lookup.
6359 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6360 (try_look_through_load): Removed.
6361 (try_combine_conversion): Ditto.
6362 (get_sccvn_value): New function.
6363 (make_values_for_phi): Ditto.
6364 (make_values_for_stmt): Ditto.
6365 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6367 (init_pre): Update for SCCVN changes.
6369 (execute_pre): Ditto.
6371 * tree-flow.h (make_value_handle): Declare.
6372 (set_value_handle): Ditto.
6373 (sort_vuses_heap): Ditto.
6374 (vn_lookup_or_add_with_stmt): Ditto.
6375 (vn_lookup_with_stmt): Ditto.
6376 (vn_compute): Remove.
6379 (vn_lookup): Update arguments.
6381 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6383 (tree-ssa-sccvn.o): New.
6384 (OBJS-common): Add tree-ssa-sccvn.o
6386 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6389 * c-typeck.c (build_external_ref): Don't mark as used if called
6391 * calls.c (rtx_for_function_call): Likewise.
6393 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6397 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6399 * dce.c (deletable_insn_p_1): New function, split out from...
6400 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6401 specially, not those inside PARALLELs. Remove BODY argument
6402 and adjust recursive call accordingly.
6403 (prescan_insns_for_dce): Update call to delete_insn_p.
6405 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6407 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6408 (try_combine): Move potential calls to undo_all() so they happen
6409 before we commit to using the combined insns.
6411 2006-06-30 Jan Hubicka <jh@suse.cz>
6413 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6416 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6418 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6419 (cgraph_remove_unreachable_nodes): Likewise.
6420 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6421 * ipa-inline.c (update_caller_keys): Cast according to the coding
6423 (cgraph_decide_recursive_inlining): Likewise.
6424 (cgraph_decide_inlining_of_small_function): Likewise.
6425 (try_inline): Likewise.
6426 (cgraph_decide_inlining_incrementally): Likewise.
6427 * ipa-pure-const.c (get_function_state): Likewise.
6428 (scan_function): Likewise.
6429 (analyze_function): Likewise.
6430 (static_execute): Likewise.
6431 * ipa-reference.c (scan_for_static_refs): Likewise.
6432 (merge_callee_local_info): Likewise.
6433 (analyze_function): Use type safe memory macros.
6434 (static_execute): Likewise. Cast according to the coding conventions.
6435 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6437 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6439 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6440 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6443 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6446 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6447 for complex modes (both int and real).
6449 2007-06-29 Jan Hubicka <jh@suse.cz>
6451 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6453 2007-06-29 Jan Hubicka <jh@suse.cz>
6456 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6459 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6462 * config/avr/avr.c: Include dataflow header file.
6463 (expand_prologue): Adjust for prologue insn change.
6464 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6467 2007-06-29 Richard Guenther <rguenther@suse.de>
6470 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6471 during type verification.
6473 2007-06-29 Jan Hubicka <jh@suse.cz>
6475 * recog.c (validate_change_rtx_1): Unshare TO argument.
6477 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6479 PR tree-optimization/24659
6480 * tree-vect-transform.c (vectorizable_call): Handle
6481 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6483 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6484 * config/i386/i386.c (enum ix86_builtins)
6485 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6486 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6488 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6489 const using def_builtin_const.
6490 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6491 input operands in the same modes as the result.
6492 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6494 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6496 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6497 (df_set_dead_notes_for_mw): Likewise.
6499 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6501 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6503 2007-06-28 DJ Delorie <dj@redhat.com>
6505 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6507 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6509 * doc/invoke.texi (C++ Dialect Options): Document
6510 fvisibility-ms-compat.
6511 * c.opt (fvisibility-ms-compat): New.
6513 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6516 * tree-affine.c (aff_combination_add_elt): Handle
6517 pointer addition specially.
6519 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6521 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6522 decl is non-external for AIX ABI.
6524 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6526 * config/rs6000/predicates.md (current_file_function_operand):
6527 Ensure the symbol is non-external for AIX ABI.
6529 2007-06-28 Nick Clifton <nickc@redhat.com>
6531 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6532 (fdce, fdse, fpredictive-commoning): Likewise.
6534 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6537 * gcc.c (process_command): Recognize the new -static-libgfortran
6540 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6543 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6544 Use a call clobbered hard reg instead of a pseudo reg.
6546 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6548 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6550 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6553 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6554 REG_LIBCALL and REG_RETVAL notes.
6555 (divsi3, mulsi3): Likewise.
6556 (mulhisi3): Likewise. Use emit_libcall_block.
6557 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6559 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6561 PR rtl-optimization/32481
6562 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6564 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6566 * dce.c (deletable_insn_p_1): New function, split out from...
6567 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6568 specially, not those inside PARALLELs. Remove BODY argument
6569 and adjust recursive call accordingly.
6570 (prescan_insns_for_dce): Update call to delete_insn_p.
6572 2007-06-27 Richard Guenther <rguenther@suse.de>
6575 * tree.h (fold_convertible_p): Declare.
6576 * fold-const.c (fold_convertible_p): New function.
6577 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6578 instead of lang_hooks.types_compatible_p.
6580 2007-06-26 Jan Hubicka <jh@suse.cz>
6582 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6583 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6584 early use validate_unshare_change.
6585 (reload_combine): Likewise.
6586 * recog.c (change_t): New field unshare.
6587 (validate_change_1): Rename from validate_change; add argument unshare.
6588 (validate_change): Turn into wrapper of validate_change_1; update
6589 prototype for bools.
6590 (validate_unshare_change): New.
6591 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6592 calls of df_insn_rescan.
6593 * recog.h (validate_change): Replace ints by bools.
6594 (validate_unshare_change): Declare.
6596 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6598 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6600 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6602 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6604 2007-06-25 Jan Hubicka <jh@suse.cz>
6606 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6608 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6609 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6610 places other call site specific checks are performed.
6612 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6615 * tree-vect-transform.c (vectorizable_operation): Convert
6616 POINTER_PLUS_EXPR over to PLUS_EXPR.
6618 2007-06-25 Chao-ying Fu <fu@mips.com>
6620 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6621 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6622 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6623 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6625 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6626 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6627 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6628 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6629 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6630 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6631 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6632 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6633 ALL_FIXED_POINT_MODE_P): New define.
6634 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6636 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6638 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6639 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6640 MODE_VECTOR_UACCUM): New mode classes.
6642 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6643 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6644 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6647 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6648 (blank_mode): Initialize ibit and fbit.
6649 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6650 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6652 (new_adjust): Change required_class to required_class_from and
6653 required_class_to for testing within a range.
6654 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6655 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6657 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6658 (make_fixed_point_mode): New.
6659 (_ADD_ADJUST): Change C to C1 and C2.
6660 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6661 use a range for machine classes.
6662 (ADJUST_IBIT, ADJUST_FBIT): New.
6663 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6665 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6666 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6667 Emit adjustment for ibit and fbit.
6668 (emit_mode_ibit, emit_mode_fbit): New.
6669 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6671 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6673 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6674 as the source of the set.
6676 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6678 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6679 FP_REGNO_P): Use IN_RANGE.
6680 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6681 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6682 (DATA_REG_P): Use DATA_REGNO_P.
6683 (FP_REG_P): Use FP_REGNO_P.
6684 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6685 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6686 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6688 2007-06-24 Jan Hubicka <jh@suse.cz>
6691 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6693 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6696 * fold-const.c (fold_binary): Strip nops of operand 0
6697 of BIT_NOT_EXPR before calling operand_equal_p.
6698 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6699 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6701 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6703 * doc/extend.texi: Document that dllimport and dllexport imply
6705 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6706 imported or exported declaration, including type declarations.
6707 * c-common.c (handle_visibility_attribute): Check for conflicts
6708 with dllimport/dllexport.
6709 (c_determine_visibility): Handle dllimport/dllexport as an
6710 explicit visibility atttribute.
6712 2007-06-23 Richard Guenther <rguenther@suse.de>
6714 PR tree-optimization/16876
6716 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6718 * tree-inline.c (initialize_inlined_parameters): Do not call
6719 lang_hooks.tree_inlining.convert_parm_for_inlining.
6720 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6721 reason for mismatched types.
6722 * gimplify.c (gimplify_call_expr): Verify the call expression
6723 arguments match the called function type signature. Otherwise
6724 mark the call expression to be not considered for inlining
6725 using CALL_CANNOT_INLINE_P flag.
6726 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6727 edges call expression.
6728 (cgraph_decide_inlining_of_small_function): Likewise.
6729 (cgraph_decide_inlining): Likewise.
6730 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6732 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6733 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6734 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6736 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6737 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6739 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6740 convert_parm_for_inlining member.
6742 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6745 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6746 Remove optimization for GT.
6748 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6751 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6753 (prescan_insns_for_dce): Add extra parameter.
6755 2007-06-23 Jan Hubicka <jh@suse.cz>
6758 * gimplify.c (mark_addressable): New function.
6759 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6761 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6764 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6766 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6769 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6770 moves between MMX/SSE registers to at least 8 units to prevent
6771 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6773 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6775 * config/i386/i386.c (override_options): Correct x86_sahf
6778 2007-06-21 David Daney <ddaney@avtrex.com>
6781 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6782 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6783 (exception_receiver): Renamed to ...
6784 (nonlocal_goto_receiver): ... this.
6786 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6788 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6789 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6790 partial register accesses.
6792 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6794 * fold-const.c (debug_fold_checksum): Move it under
6795 ENABLE_FOLD_CHECKING.
6797 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6800 * tree.h (debug_fold_checksum): Declared.
6801 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6802 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6803 build_fold_addr_expr_with_type_1.
6804 (fold_addr_expr, debug_fold_checksum): New.
6805 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6806 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6809 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6811 PR tree-optimization/19590
6812 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6813 of scev is a constant.
6814 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6816 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6818 * df-problems.c (df_note_bb_compute): Made computation of live
6819 info consistent with df_lr.
6821 2007-06-21 Richard Guenther <rguenther@suse.de>
6823 PR tree-optimization/32453
6824 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6825 for pointer anti-range.
6827 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6829 * config/i386/i386.c (processor_target_table): Increase maximum
6830 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6833 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6834 byte alignment if > 8 byte alignment is preferred.
6835 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6837 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6839 PR tree-optimization/31866
6840 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6841 if ASM_EXPR's input is not a SSA_NAME.
6844 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6845 but decl is a global var, instead return decl.
6846 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6847 even for is_global_var decls, if they are private in some outer
6850 2007-06-21 Richard Guenther <rguenther@suse.de>
6852 PR tree-optimization/32451
6853 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6855 2007-06-21 Christian Bruel <christian.bruel@st.com>
6857 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6858 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6859 (push_regs): Changed saving order or banked registers.
6860 (sh_expand_epilogue): Likewise.
6861 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6862 (FIRST_BANKED_REG): Likewise.
6863 (LAST_BANKED_REG): Likewise.
6864 * config/sh/sh.md (banked) New attribute.
6865 (in_delay_slot): Check banked attribute.
6867 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6869 PR tree-optimization/32075
6870 * tree-data-ref.c (subscript_dependence_tester_1,
6871 analyze_miv_subscript, analyze_overlapping_iterations,
6872 add_distance_for_zero_overlaps, build_classic_dist_vector,
6873 subscript_dependence_tester_1, analyze_overlapping_iterations,
6874 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6875 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6876 to evolution_function_is_affine_multivariate_p.
6878 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6880 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6882 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6885 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6887 * config/m32c/prologue.md (epilogue_exitd_16): New.
6888 (epilogue_reit_16): New.
6889 (epilogue_exitd): Rename to epilogue_exitd_24.
6890 (epilogue_reit): Rename to epilogue_reit_24.
6892 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6893 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6895 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6897 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6898 if dbg_cnt (sched_insn) reaches the limit.
6899 (choose_ready): New parameter INSN_PTR and new return value.
6900 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6901 the new return value from choose_ready.
6902 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6903 (rest_of_handle_global_alloc): New global_alloc_at_func.
6905 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6907 PR tree-optimization/25737
6908 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6909 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6910 * tree-flow.h (struct fieldoff): Add new field alias_set.
6911 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6912 argument addressable_type. Set alias_set of fieldoff.
6913 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6914 (create_overlap_variables_for): Pass alias_set from fieldoff to
6916 * alias.c (get_alias_set): Use alias_set from SFT if set.
6918 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6920 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6921 of a variable as an unsigned HOST_WIDE_INT integer.
6923 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6925 PR rtl-optimization/32405
6926 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6928 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6930 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6933 * builtins.c: Include diagnostic.h.
6934 (expand_builtin_expect): Make gcc_assert more permissive.
6935 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6938 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6942 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6943 if ACCUMULATE_OUTGOING_ARGS.
6945 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6947 * config/m68hc11/m68hc11.c: Include dataflow header file.
6948 (m68hc11_reorg): Port to dataflow.
6950 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6952 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6953 (struct df_problem.free_blocks_on_set_blocks): New field.
6954 (struct dataflow.optional_p): New field.
6955 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6956 (df_live_set_all_dirty): New function.
6957 * df-scan.c (df_scan_alloc): Initialize optional_p.
6958 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6959 * df-core.c (df_set_blocks): Removed use of
6960 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6961 df_problem.free_blocks_on_set_blocks to determine which blocks are
6963 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6964 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6965 uses dataflow.optional_p to determine if problem should be
6967 (rest_of_handle_df_initialize): Only start live problem if
6969 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6970 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6971 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6972 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6973 problem_NOTE): Initialize free_blocks_on_set_blocks.
6974 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6976 (df_live_set_all_dirty, df_note_alloc): New function.
6977 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6979 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6980 * postreload.c (reload_combine): Ditto.
6981 * cse.c (cse_extended_basic_block): Ditto.
6982 * regmove.c (mark_flags_life_zones): Ditto.
6983 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6984 erase_matching_seqs): Ditto.
6985 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6986 * integrate (allocate_initial_values): Ditto.
6987 * combine.c (reg_dead_at_p): Ditto.
6988 * resource.c (mark_target_live_regs): Ditto.
6989 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6990 * config/sh/sh.c (find_r0_life_regions): Ditto.
6991 * global.c (rest_of_handle_global_alloc): Only add back df_live
6993 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6995 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6997 (if_convert): Make sure df_live is there at -O == 1.
6998 (pass_if_after_combine): Cleanup flags.
6999 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
7000 is there at -O == 1.
7002 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
7004 * config/arm/arm.c (arm_get_frame_offsets): Set
7005 offsets->locals_base to avoid negative stack size.
7006 (thumb1_expand_prologue): Assert on negative stack size.
7008 2007-06-19 Sebastian Pop <sebpop@gmail.com>
7010 PR tree-optimization/32367
7011 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
7012 of the chrec has no evolution in that loop.
7013 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
7015 2007-06-19 Bob Wilson <bob.wilson@acm.org>
7017 * config/xtensa/xtensa.c: Include "df.h".
7018 (xtensa_builtin_saveregs): Use adjust_address instead of
7020 (xtensa_va_start): Invoke make_tree with sizetype for
7021 expand_builtin_saveregs and then convert the result to a pointer.
7022 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
7023 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
7024 Subtract argument size from index value as integers and then use
7025 POINTER_PLUS_EXPR to add the result to the array address.
7027 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7030 * config/m32c/m32c.c: Include dataflow header file.
7031 (m32c_emit_prologue): Adjust for prologue insn change.
7032 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
7033 once inside a PARALLEL. Assume frame size passed in operand 0
7034 includes space to save the fb register.
7035 (prologue_enter_24): Likewise.
7036 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7038 2007-06-19 David Daney <ddaney@avtrex.com
7041 * config/mips/mips.md (cprestore): Mark $gp as used.
7043 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7046 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7047 (frv_ifcvt_modify_insn): Likewise.
7049 2007-06-19 Richard Guenther <rguenther@suse.de>
7051 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7052 only handle positive offsets that fit in a HOST_WIDE_INT.
7054 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7056 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7057 result of rsqrt insn for zero input argument to avoid NaN.
7059 2007-06-19 Richard Guenther <rguenther@suse.de>
7062 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7064 2007-06-19 Jakub Jelinek <jakub@redhat.com>
7066 PR tree-optimization/32353
7067 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
7069 2007-06-19 Nick Clifton <nickc@redhat.com>
7071 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
7073 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7076 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
7077 * config/i386/i386.c (assign_386_stack_local): Assert that
7078 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
7079 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
7080 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
7081 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
7083 2007-06-18 Steve Ellcey <sje@cup.hp.com>
7085 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
7087 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
7089 PR rtl-optimization/32321
7090 * gcse.c (replace_store_insn): Update the note before
7091 calling emit_insn_after.
7093 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7096 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
7098 * df-problems.c (df_note_bb_compute): Fix dumping info.
7100 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
7102 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
7103 insn with emit_jump_insn.
7105 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7107 PR tree-optimization/32383
7108 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
7109 * targhooks.h (default_builtin_reciprocal): Update prototype.
7110 * target.h (struct gcc_target): Update builtin_reciprocal.
7111 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
7112 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
7113 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
7114 when fndecl is in BUILT_IN_MD class.
7115 (execute_convert_to_rsqrt): Ditto.
7117 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
7118 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
7119 Convert BUILT_IN_SQRTF code only when md_fn is false.
7121 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
7123 * bt-load.c (move_btr_def): Fix the order of arguments
7124 to validate_replace_rtx.
7126 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
7128 * config/m68k/m68k-devices.def: Add 54450..54455.
7130 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
7132 PR rtl-optimization/32366
7133 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
7134 FLOAT_EXTEND]: Prevent non-scalar modes from entering
7137 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
7140 * modulo-sched (generate_reg_moves): Added rescan parameter and if
7141 this is true, rescan insn being modified.
7142 (sms_schedule): Added rescan parameter.
7143 (rest_of_handle_sms): Moved freeing of dominance info to before
7144 getting out of cfg_layout.
7146 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
7148 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
7149 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
7152 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
7153 FL_CF_EMAC from the entry for isac.
7155 * config/m68k/predicates.md (const_call_operand): Adjust comment.
7156 (const_sibcall_operand): New.
7157 (sibcall_operand): Use it.
7158 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
7159 (m68k_isas): ISAC does not imply FPU or EMAC.
7160 (override_options): Add ISA_C logic for symbolic jump & call.
7162 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7164 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
7165 return mode from the builtin itself.
7166 (sparc_fold_builtin): Fix cast of zero constant.
7168 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7170 * targhooks.c (default_builtin_reciprocal): New default target hook.
7171 * targhooks.h (default_builtin_reciprocal): Add prototype.
7172 * hooks.c (hook_tree_tree_bool_null): Remove hook.
7173 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
7174 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
7175 default_builtin_reciprocal.
7177 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7180 * hooks.c (hook_tree_tree_bool_null): New hook.
7181 * hooks.h (hook_tree_tree_bool_null): Add prototype.
7182 * tree-pass.h (pass_convert_to_rsqrt): Declare.
7183 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
7184 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
7185 and convert it to reciprocal a*rfunc(b).
7186 (execute_convert_to_rsqrt): New function.
7187 (gate_convert_to_rsqrt): New function.
7188 (pass_convert_to_rsqrt): New pass definition.
7189 * target.h (struct gcc_target): Add builtin_reciprocal.
7190 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
7191 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
7192 TARGET_BUILTIN_RECIPROCAL.
7193 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
7195 * config/i386/i386.h (TARGET_RECIP): New define.
7196 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
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.
7200 (*rcpsf2_sse): New insn pattern.
7201 (*rsqrtsf2_sse): Ditto.
7202 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
7203 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7204 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7205 and not optimizing for size.
7206 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
7207 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7208 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7209 and not optimizing for size.
7210 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
7211 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7212 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7213 and not optimizing for size.
7214 (*sse_rsqrtv4sf2): Do not export.
7216 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
7217 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7218 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7219 and not optimizing for size.
7221 * config/i386/i386.opt (mrecip): New option.
7222 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
7223 (ix86_emit_swsqrtsf): Ditto.
7224 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
7225 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
7227 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
7228 ix86_expand_unop1_builtin.
7229 (ix86_emit_swdivsf): New function.
7230 (ix86_emit_swsqrtsf): Ditto.
7231 (ix86_builtin_reciprocal): New function.
7232 (TARGET_BUILTIN_RECIPROCAL): Use it.
7233 (ix86_vectorize_builtin_conversion): Rename from
7234 ix86_builtin_conversion.
7235 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
7236 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
7237 "i386 and x86_64 Options" section.
7238 (Intel 386 and AMD x86_64 Options): Document -mrecip.
7240 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7241 Zdenek Dvorak <dvorakz@suse.cz>
7242 Richard Guenther <rguenther@suse.de>
7243 Kaz Kojima <kkojima@gcc.gnu.org>
7245 * tree-vrp.c (compare_values_warnv): Convert val2 to
7247 (extract_range_from_assert): Create
7248 POINTER_PLUS_EXPR for pointer types.
7249 (extract_range_from_binary_expr): Handle
7250 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
7252 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
7253 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
7254 POINTER_PLUS_EXPR as PLUS_EXPR.
7255 (number_of_iterations_lt_to_ne):
7256 For pointer types, use sizetype when
7257 creating MINUS_EXPR/PLUS_EXPRs.
7258 (assert_loop_rolls_lt): For pointer types, use sizetype when
7259 creating MINUS_EXPR/PLUS_EXPRs.
7260 (number_of_iterations_le): Likewise.
7261 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
7262 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
7263 like PLUS_EXPR and MINUS_EXPR.
7264 * tree-pretty-print.c (dump_generic_node): Handle
7266 (op_prio): Likewise.
7267 (op_symbol_1): Likewise.
7268 * optabs.c (optab_for_tree_code): Likewise.
7269 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
7271 * tree-tailcall.c (process_assignment): Mention
7272 POINTER_PLUS_EXPR in a TODO comment.
7273 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
7274 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
7275 not used with a pointer and an integer type.
7276 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
7277 increment using chrec_convert_rhs instead of chrec_convert.
7278 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
7279 PLUS_EXPR except for the right hand side's type will be
7281 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
7282 (fold_used_pointer_cast): Kill.
7283 (pointer_offset_p): Kill.
7284 (fold_used_pointer): Kill.
7285 (pointer_used_p): Kill.
7286 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
7287 call fold_used_pointer.
7288 (instantiate_parameters_1): Convert the increment
7289 using chrec_convert_rhs instead of chrec_convert.
7290 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
7291 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
7292 instead of PLUS_EXPR.
7293 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
7294 PLUS_EXPR for pointers.
7295 (std_gimplify_va_arg_expr): Likewise.
7296 (fold_builtin_memory_op): Likewise.
7297 (fold_builtin_strstr): Likewise.
7298 (fold_builtin_strchr): Likewise.
7299 (fold_builtin_strrchr): Likewise.
7300 (fold_builtin_strpbrk): Likewise.
7301 (expand_builtin_memory_chk): Likewise.
7302 (fold_builtin_memory_chk): Likewise.
7303 (std_expand_builtin_va_start): Use
7304 sizetype for the call to make_tree and then convert
7305 to the pointer type.
7306 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
7307 instead of PLUS_EXPR for adding to a pointer.
7308 (std_gimplify_va_arg_expr): Use fold_build2 for
7309 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
7310 the operands to sizetype first and then cast the BIT_AND_EXPR
7311 back to the pointer type.
7312 * fold-const.c (build_range_check): Handle pointer types
7314 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
7315 of PLUS_EXPR's. Make sure the offset is converted to
7317 (try_move_mult_to_index): Strip the NOPs from the offset.
7318 Remove code argument and replace all uses with PLUS_EXPR.
7319 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7320 specially. Don't use a pointer type for MINUS_EXPR.
7321 (fold_unary): Handle for (T1)(X op Y),
7322 only p+ as that is the only as that can be handled for
7323 binary operators now.
7324 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7326 <case PLUS_EXPR>: Add folding of PTR+INT into
7328 Don't call try_move_mult_to_index.
7329 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7330 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7331 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7332 Don't call try_move_mult_to_index.
7333 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7334 (tree_expr_nonzero_p): Likewise.
7335 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7336 of PLUS_EXPR for the complex expression folding.
7337 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7338 first chrec is a pointer type, then the second should
7339 be sizetype and not the first's type.
7340 For POINTER_PLUS_EXPR, use a different right hand side type.
7341 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7342 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7343 different right hand side type.
7344 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7345 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7346 instead of PLUS_EXPR.
7347 When either operand is zero, convert the other operand.
7348 (chrec_apply): Use chrec_convert_rhs
7349 on the argument x instead of chrec_convert.
7350 (reset_evolution_in_loop): For pointer types, the new_evol
7352 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7353 different right hand side type.
7354 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7355 (chrec_convert_rhs): New function.
7356 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7357 different right hand side type.
7358 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7359 * tree-chrec.h (chrec_convert_rhs): New prototype.
7360 (build_polynomial_chrec): For pointer types, the right hand
7361 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7362 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7363 Remove subtraction case as it is always addition now.
7364 Make sure the offset is converted to sizetype.
7365 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7366 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7367 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7368 PLUS_EXPR in pointer type.
7369 Handle POINTER_PLUS_EXPR.
7370 (tree_to_aff_combination): Likewise.
7371 (force_expr_to_var_cost): Likewise.
7372 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7373 instead of PLUS_EXPR for pointers.
7374 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7375 instead of PLUS_EXPR of pointer types.
7376 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7378 (check_va_list_escapes): Likewise.
7379 (check_all_va_list_escapes): Likewise.
7380 * dwarf2out.c (loc_descriptor_from_tree_1):
7381 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7382 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7383 (string_constant): Likewise.
7384 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7385 the offset to the base, use POINTER_PLUS_EXPR.
7386 (add_to_parts): Convert the index to sizetype.
7387 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7388 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7389 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7390 Offset only holds something for PLUS_EXPR.
7391 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7393 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7395 (analyze_accesses_for_modify_stmt): Likewise.
7396 Remove comment about the type being integral type as it is
7398 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7400 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7402 Correct the type which the artimentic is done in (is now
7405 * tree-data-ref.c (split_constant_offset): Handle
7407 * tree-affine.c (tree_to_aff_combination): Likewise.
7408 * c-typeck.c (build_unary_op): For pointers create the increment
7409 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7411 * gimplify.c (gimplify_self_mod_expr): Create a
7412 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7413 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7414 * tree.def (POINTER_PLUS_EXPR): New tree code.
7415 * tree-predcom.c (ref_at_iteration): If we have a pointer
7416 type do the multiplication in sizetype.
7417 * tree-mudflap.c (mf_xform_derefs_1): Create a
7418 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7419 * tree-ssa-forwprop.c
7420 (forward_propagate_addr_into_variable_array_index):
7421 Don't expect there to be a cast for the index as that
7422 does not exist anymore.
7423 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7424 instead of PLUS_EXPR.
7425 Don't check for the first operand of the POINTER_PLUS_EXPR
7426 was the index as it cannot be.
7427 Call forward_propagate_addr_into_variable_array_index with
7428 the SSA_NAME instead of the statement.
7429 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7430 (compare_constant): Likewise.
7431 (copy_constant): Likewise.
7432 (compute_reloc_for_constant): Likewise.
7433 (output_addressed_constants): Likewise.
7434 (initializer_constant_valid_p): Likewise.
7435 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7436 Convert the MIN/MAX of the inner type to the outer
7437 type before comparing them.
7438 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7439 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7440 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7441 of PLUS_EXPR for pointers.
7442 * tree-inline.c (estimate_num_insns_1): Handle
7444 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7445 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7446 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7447 instead of PLUS_EXPR for the pointer increment statement.
7448 (vect_update_ivs_after_vectorizer): For pointer types, create
7449 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7450 MULT_EXPR in sizetype.
7451 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7453 * tree-object-size.c (plus_expr_object_size): Handle
7454 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7455 code which is trying to figure out which side is a pointer and
7457 (check_for_plus_in_loops_1): Likewise.
7458 (check_for_plus_in_loops): Likewise.
7459 * c-common.c (pointer_int_sum): Create a
7460 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7461 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7462 only POINTER_PLUS_EXPR. Removing all the extra
7463 code which is trying to figure out which side is a pointer and
7465 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7466 PLUS_EXPR and MINUS_EXPR.
7467 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7469 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7470 with make_tree, instead of a pointer type.
7471 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7472 for pointers instead of PLUS_EXPR.
7473 (s390_gimplify_va_arg): Likewise.
7474 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7475 instead of PLUS_EXPR when doing addition on pointer
7476 types. Use sizetype for the second operand.
7477 (spu_gimplify_va_arg_expr): Likewise.
7478 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7479 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7480 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7481 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7482 for the pointer addition and also use size_int/sizetype
7484 (ix86_gimplify_va_arg): Likewise.
7485 Perform BIT_AND_EXPR on sizetype arguments.
7486 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7487 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7488 for the pointer additions and also use size_int for the offsets.
7489 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7490 additions and also use size_int for the offsets. Perform
7491 BIT_AND_EXPR on sizetype arguments.
7492 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7493 POINTER_PLUS_EXPR for pointers and create the
7494 BIT_AND_EXPR in sizetype.
7495 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7496 instead of PLUS_EXPR for pointer addition.
7497 (rs6000_va_start): Likewise.
7498 Also use sizetype for the offset.
7499 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7500 as PLUS_EXPR/MINUS_EXPR.
7501 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7502 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7503 Don't use BIT_AND_EXPR on a pointer type, convert the
7504 expression to sizetype first.
7505 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7507 (mips_gimplify_va_arg_expr): Likewise.
7508 Don't create BIT_AND_EXPR in a pointer type.
7510 2007-06-15 Eric Christopher <echristo@apple.com>
7512 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7513 (x86_64-*-darwin*): Ditto.
7514 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7517 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7519 * doc/extend.texi: Document behavior of __attribute__((aligned))
7522 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7524 * rtlanal.c (note_stores): Improve documentation.
7526 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7528 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7529 LOCAL_LABEL_PREFIX): Delete.
7530 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7531 (bfin_internal_label): Delete.
7533 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7535 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7536 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7537 otherwise define to LIBGCC2_TF_CEXT.
7538 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7539 (LIBGCC_TF_CEXT): Ditto.
7542 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7544 PR rtl-optimization/32339
7545 * df-scan.c (df_uses_record): Don't modify flags but just add to
7546 it for df_ref_record.
7548 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7550 * tree-mudflap.c: Fix whitespace issues.
7552 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7554 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7556 2007-06-14 Eric Christopher <echristo@apple.com>
7558 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7559 (movv4sf): Use gcc_unreachable instead of abort.
7561 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7564 * config/i386/sfp-machine.h (CMPtype): New define.
7565 (mach stubs): Use CMPtype instead of int as a return type.
7567 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7569 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7570 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7571 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7572 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7573 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7574 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7575 config/soft-fp/soft-fp.h: Update from glibc CVS.
7577 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7579 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7581 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7584 * config/v850/v850.c: Include dataflow header file.
7585 (substitute_ep_register): Fix typo.
7587 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7589 * configure.ac: Fix earlier checkin.
7590 * configure: Regenerated.
7592 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7594 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7595 * aclocal.m4: Regenerate.
7596 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7597 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7598 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7599 * configure: Regenerate.
7600 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7602 * Makefile.in (quickstrap): Build libgcc too.
7604 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7606 * configure.ac: Add --enable-checking=df. Explicitly mention that
7607 the variables are initialized as for "release".
7608 * df-core.c: Use it.
7609 * configure: Regenerate.
7610 * config.in: Regenerate.
7612 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7614 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7615 validate_replace_rtx instead of replace_rtx.
7616 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7618 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7620 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7621 (DWARF2_UNWIND_INFO): Override default if configured with
7623 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7624 (ENDFILE_SPEC): Add crtend.o.
7625 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7626 (ENDFILE_SPEC): Add crtend.o.
7627 (TARGET_USE_JCR_SECTION): Define.
7628 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7630 * config/i386/cygming-crtbegin.c: New file.
7631 * config/i386/cygming-crtend.c: New file.
7633 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7635 * config/i386/w32-unwind.h: New file.
7637 2007-06-13 Eric Christopher <echristo@apple.com>
7639 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7640 the user set a value below STACK_BOUNDARY.
7642 2007-06-13 Thiemo Seufer <ths@networkno.de>
7644 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7645 imply -lpthread for -pthread.
7647 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7649 * basic-block.h: Remove the prototype for
7650 free_basic_block_vars.
7651 * cfglayout.h: Remove the prototype for
7652 insn_locators_initialize.
7653 * tree.h: Remove the prototype for emit_line_note.
7655 * tree-ssa-pre.c (mergephitemp): Remove.
7656 (init_pre): Don't use mergephitemp.
7658 2007-06-13 Eric Christopher <echristo@apple.com>
7660 * config/i386/i386.c (override_options): If we've specified
7661 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7663 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7665 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7668 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7670 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7671 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7672 (eh_store_handler): New pattern.
7673 (eh_return): Emit it instead of a plain move.
7675 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7677 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7678 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7679 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7682 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7684 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7685 (find_next_insn_start, find_load): New functions.
7686 (bfin_reorg): Use them to deal with the fact that parallel insns are
7687 no longer represented as a SEQUENCE.
7689 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7691 * config/sparc/sparc.c (sparc_override_options): Initialize
7694 2007-06-13 Dave Korn <dave.korn@artimi.com>
7696 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7699 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7701 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7702 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7703 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7704 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7705 tree-vect-transform.c: Fix comment typos. Follow spelling
7708 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7710 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7711 to the exit block use set.
7712 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7713 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7714 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7716 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7718 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7719 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7720 to indicate an error.
7721 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7723 (dbg_cnt_process_opt): Print an error on a bad argument.
7724 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7725 * common.opt (-fdbg-cnt-list): New.
7726 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7728 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7730 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7731 flag on ref-all pointers.
7733 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7736 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7737 for the offset with the modifier as EXPAND_INITIALIZER
7738 if the modifier is EXPAND_INITIALIZER.
7739 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7740 a register if we had an overflow.
7742 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7744 * real.c (real_isfinite): New.
7745 (real_sqrt): Use it.
7746 * real.h (real_isfinite): New.
7747 * builtins.c: Use it.
7749 2007-06-12 Ian Lance Taylor <iant@google.com>
7750 Daniel Berlin <dberlin@dberlin.org>
7753 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7754 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7755 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7756 (DECL_NO_TBAA_P): Define.
7757 (struct tree_decl_common): Add no_tbaa_flag field.
7758 * tree-ssa-structalias.c (struct variable_info): Add
7759 no_tbaa_pruning field.
7760 (new_var_info): Initialize no_tbaa_pruning field.
7761 (unify_nodes): Copy no_tbaa_pruning field.
7762 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7763 (dump_solution_for_var): Print no_tbaa_pruning flag.
7764 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7766 (compute_tbaa_pruning): New static function.
7767 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7768 Call compute_tbaa_pruning.
7769 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7770 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7771 * gimple-low.c (lower_stmt): Likewise.
7772 * tree-gimple.c (is_gimple_stmt): Likewise.
7773 * tree-ssa-operands.c (get_expr_operands): Likewise.
7774 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7775 * tree-inline.c (estimate_num_insns_1): Likewise.
7776 (copy_result_decl_to_var): Likewise.
7777 * expr.c (expand_expr_real_1): Likewise.
7778 * tree-pretty-print.c (dump_generic_node): Likewise.
7779 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7780 * omp-low.c (omp_copy_decl_2): Likewise.
7781 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7782 * doc/c-tree.texi (Expression trees): Document
7783 CHANGE_DYNAMIC_TYPE_EXPR.
7785 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7787 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7788 with !HONOR_NANS and !HONOR_INFINITIES.
7789 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7791 2007-06-12 Tristan Gingold <gingold@adacore.com>
7793 * gcov.c: Comments updated.
7794 (source_info): Add file_time field.
7795 (source_index): New variable.
7796 (mutiple_files): New variable.
7797 (generate_results): New function extracted from process_file.
7798 (process_file): Save and restore chain of functions, generate
7799 results and free structures only if not merging results.
7800 (release_structures): File names are now freed in create_file_names
7801 (create_file_names): Free previous file names.
7802 (find_source): File date is now read here and modifications in
7803 source files is checked here.
7804 (read_graph_file): Only reverse order of functions for the current
7806 (make_gcov_file_name): Do not generate long names if input_name is
7808 (output_lines): If merging results do not display graph, data and
7810 Checking source file modification is done in find_source.
7812 * doc/gcov.texi: Append an s to sourcefile.
7814 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7816 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7817 (forced_nop): New pattern.
7818 * config/bfin/bfin.c: Include "df.h".
7819 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7820 (bfin_discover_loop): Use df_get_live_in instead of
7821 global_live_at_start.
7822 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7823 df_analyze when done.
7824 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7825 the insns. Use QImode for the final insn in a bundle. Call
7826 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7828 (reorder_var_tracking_notes): New function.
7829 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7830 update_life_info. Call df_analyze after scheduling and bundle
7831 generation. Call reorder_var_tracking_notes if generating these
7832 notes. Call df_finish_pass at the end.
7834 2007-06-12 Dirk Mueller <dmueller@suse.de>
7836 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7837 a comparison, not an assignment.
7839 2007-06-12 Olivier Hainque <hainque@adacore.com>
7841 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7842 Request walking the subtrees only, leaving the current is_lhs/val_only
7844 (convert_non_local_reference): Likewise.
7846 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7848 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7850 2007-06-12 Richard Guenther <rguenther@suse.de>
7852 PR tree-optimization/15353
7853 PR tree-optimization/31657
7854 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7855 * timevar.def: Add TV_TREE_IFCOMBINE.
7856 * tree-pass.h (pass_tree_ifcombine): Declare.
7857 * tree-ssa-ifcombine.c: New file.
7858 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7859 * tree-flow.h (blocks_in_phiopt_order): Declare.
7860 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7861 (tree-ssa-ifcombine.o): New dependencies.
7863 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7865 PR rtl-optimization/32293
7866 * combine.c (simplify_if_then_else): Truncate return from
7867 nonzero_bits() to correct mode.
7869 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7871 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7872 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7874 2007-06-11 Diego Novillo <dnovillo@google.com>
7876 * Makefile.in (reload1.o-warn): Remove.
7878 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7880 * combine.c (subst): Use reg_overlap_mentioned_p
7881 instead of comparing register numbers directly.
7883 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7885 * reload1.c (mark_home_live_1): Use the mode parameter.
7887 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7889 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7890 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7894 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7896 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7898 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7900 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7901 from integer registers.
7902 (FP mode splitters): Handle TFmode.
7904 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7906 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7907 for ref-all pointers that point-to anything.
7909 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7911 * config/arm/arm.c (arm_output_dwarf_dtprel,
7912 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7914 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7916 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7917 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7920 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7922 * tree.c (signed_or_unsigned_type_for): New.
7923 (unsigned_type_for): Use signed_or_unsigned_type_for.
7924 (signed_type_for): Use signed_or_unsigned_type_for.
7925 * tree.h (signed_or_unsigned_type_for): New.
7926 (get_signed_or_unsigned_type): Remove.
7927 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7928 lang_hooks.types.signed_type
7929 (size_diffop): Likewise.
7930 (all_ones_mask_p): Likewise.
7931 (build_range_check): Likewise.
7932 (fold_cond_expr_with_comparison): Likewise.
7933 (fold_cond_expr_with_comparison): Likewise.
7934 (unextend): Likewise.
7935 (extract_muldiv_1): Likewise.
7936 (fold_single_bit_test_into_sign_test): Likewise.
7937 (fold_binary): Likewise.
7938 (fold_ternary): Likewise.
7939 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7940 instead of get_signed_or_unsigned_type.
7941 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7942 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7943 * expr.c (signed_or_unsigned_type_for): Use
7944 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7945 * langhooks.c (get_signed_or_unsigned_type): Remove.
7946 (lhd_signed_or_unsigned_type): Remove.
7947 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7948 signed_or_unsigned_type.
7949 (lhd_signed_or_unsigned_type): Remove.
7950 * expmed.c (make_tree): Use signed_type_for instead of
7951 lang_hooks.types.signed_type.
7952 * c-common.c (same_scalar_type_ignoring_signedness): Use
7953 c_common_signed_type instead of lang_hooks.types.signed_type.
7954 (c_common_unsigned_type): New.
7955 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7956 (shorten_compare): Use c_common_unsigned_type instead of
7957 c_common_signed_or_unsigned_type.
7958 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7960 * convert.c (convert_to_integer): Use signed_type_for instead of
7961 lang_hooks.types.signed_type.
7962 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7963 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7964 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7965 * c-format.c (check_format_types): Use c_common_unsigned_type
7966 instead of unsigned_type_for.
7967 * c-decl.c (groakdeclarator): Likewise.
7968 * c-typeck.c (convert_for_assignment): Likewise.
7969 * c-common.h (c_common_unsigned_type): New.
7971 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7974 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7975 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7977 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7980 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7981 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7983 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7984 Sebastian Pop <sebpop@gmail.com>
7986 * lambda-code.c (remove_iv): New.
7987 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7989 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7991 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7992 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7993 * tree-ssa-loop-prefetch.c: Include optabs.h.
7994 (FENCE_FOLLOWING_MOVNT): New macro.
7995 (struct mem_ref): Add independent_p and storent_p fields.
7996 (record_ref): Initalize the new fields.
7997 (gather_memory_references_ref): Return true if the reference
7999 (gather_memory_references): Check whether all memory accesses
8000 in loop were recorded.
8001 (should_issue_prefetch_p): Return false for nontemporal stores.
8002 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
8003 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
8004 (determine_loop_nest_reuse): Detect independent memory references.
8005 (loop_prefetch_arrays): Call mark_nontemporal_stores.
8006 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
8007 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
8008 * config/i386/i386.h (x86_mfence): Declare.
8009 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
8010 * config/i386/i386.c (x86_mfence): New variable.
8011 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
8013 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
8014 * optabs.c (init_optabs): Initialize storent_optab.
8015 * optabs.h (enum optab_index): Add OTI_storent.
8016 (storent_optab): Declare.
8017 * genopinit.c (optabs): Add initialization for storent_optab.
8018 * tree.h (MOVE_NONTEMPORAL): New macro.
8019 * expr.c (expand_assignment, store_expr, store_constructor_field,
8020 store_constructor, store_field, expand_expr_real_1): Propagate
8021 nontemporality of the expanded store.
8022 (emit_storent_insn): New function.
8023 * expr.h (expand_assignment, store_expr): Declaration changed.
8024 * function.c (assign_parm_setup_reg): Pass false as nontemporality
8025 to expand_assignment.
8026 * stmt.c (expand_asm_expr): Ditto.
8027 * calls.c (initialize_argument_information): Pass false as
8028 nontemporality to store_expr.
8029 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
8032 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8034 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8036 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8038 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8040 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8041 and allow DECL_P here.
8043 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8045 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8046 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8047 track of the size of the expression.
8048 * cfghooks.c (merge_blocks): Remove block from loops structure only
8049 after call of the merge_blocks hook.
8051 2007-06-09 Tom Tromey <tromey@redhat.com>
8053 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8054 (deprecated_state): Removed.
8055 (start_decl): Update.
8056 (enum deprecated_states): Moved earlier.
8057 (groktypename): Update.
8058 (push_parm_decl): Likewise.
8059 (grokfield): Likewise.
8060 (start_function): Likewise.
8062 2007-06-09 Ian Lance Taylor <iant@google.com>
8064 PR tree-optimization/32169
8065 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
8066 CONVERT_EXPR, check whether min and max both converted to an
8067 overflow infinity representation.
8069 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
8071 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
8072 not inserted on the edge.
8074 2007-06-08 Bob Wilson <bob.wilson@acm.org>
8076 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
8077 instructions if they are supported.
8078 (__divsi3, __umodsi3, __modsi3): Likewise.
8079 (__ashldi3, __ashrdi3, __lshrdi3): New.
8080 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
8082 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
8083 Tony Linthicum <tony.linthicum@amd.com>
8085 * doc/invoke.texi: Add fvect-cost-model flag.
8086 * common.opt (fvect-cost-model): New flag.
8087 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
8088 cost fields in stmt_vec_info struct for STMT.
8089 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
8090 fields in stmt_vec_info struct and access functions for the same.
8091 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
8092 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
8093 load, store and vector to scalar operation.
8094 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
8095 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
8096 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
8097 (TARG_VEC_STORE_COST): Define cost of vector store.
8098 (vect_estimate_min_profitable_iters): Define new function.
8099 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
8100 check to evaluate if loop iterations are less than minimum profitable
8101 iterations determined by cost model or minimum vect loop bound defined
8102 by user, whichever is more conservative.
8103 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
8104 run-time check to evaluate if loop iterations are less than minimum
8105 profitable iterations determined by cost model or minimum vect loop
8106 bound defined by user, whichever is more conservative.
8107 (vect_estimate_min_profitable_iterations): New function to estimate
8108 mimimimum iterartions required for vector version of loop to be
8109 profitable over scalar version.
8110 (vect_model_reduction_cost): New function.
8111 (vect_model_induction_cost): New function.
8112 (vect_model_simple_cost): New function.
8113 (vect_cost_strided_group_size): New function.
8114 (vect_model_store_cost): New function.
8115 (vect_model_load_cost): New function.
8116 (vectorizable_reduction): Call vect_model_reduction_cost during
8118 (vectorizable_induction): Call vect_model_induction_cost during
8120 (vectorizable_load): Call vect_model_load_cost during analysis phase.
8121 (vectorizable_store): Call vect_model_store_cost during analysis phase.
8122 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
8123 vectorizable_promotion, vectorizable_demotion): Call
8124 vect_model_simple_cost during analysis phase.
8126 2007-06-08 Simon Baldwin <simonb@google.com>
8128 * reg-stack.c (get_true_reg): Readability change. Moved default case
8129 label into direct switch statement scope.
8131 2007-06-08 Simon Baldwin <simonb@google.com>
8133 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
8134 in gcc_assert() with '==' comparison.
8136 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8138 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
8139 TARGET_ABM handling of x86_popcnt variable.
8141 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8143 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
8144 __builtin_copysignq and __builtin_infq built-in functions.
8146 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8148 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
8149 SSE4.2 section. Correct built-in function names in SSE4A section.
8151 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8153 PR tree-optimization/32243
8154 * tree-vect-transform.c (vectorizable_type_promotion): Move check
8155 for ncopies after ratio check between nunits_out and nunits_in.
8156 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
8158 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
8160 PR tree-optimization/32224
8161 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
8162 vectorization upon a non GIMPLE_MODIFY_STMT.
8164 2007-06-08 Christian Bruel <christian.bruel@st.com>
8167 * config/sh/sh.md (doloop_end): New pattern and splitter.
8168 * loop-iv.c (simple_rhs_p): Check for hardware registers.
8170 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
8173 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
8175 (verify_dominators): Do not change dominance tree.
8177 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
8179 * config/sh/constraints.md: New file.
8180 * config/sh/sh.c: Include tm-constrs.h.
8181 (reg_class_from_letter): Remove.
8182 (prepare_cbranch_operands): Use satisfies_constraint_*
8183 function instead of macro.
8184 (andcosts, broken_move, sh_secondary_reload): Likewise.
8185 * config/sh/predicates.md (trapping_target_operand): Likewise.
8186 (and_operand, arith_operand, arith_reg_or_0_operand,
8187 cmp_operand, logical_operand, target_operand,
8188 ua_address_operand, ua_offset, xor_operand): Likewise.
8189 * config/sh/sh.md: Include constraints.md.
8190 (*movsicc_t_false): Use satisfies_constraint_* function
8192 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
8193 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
8194 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
8195 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
8196 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
8197 (REG_CLASS_FROM_CONSTRAINT): Remove.
8198 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
8199 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
8200 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
8201 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
8202 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8203 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
8204 function instead of macro.
8205 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
8206 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
8207 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
8208 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
8209 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
8210 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
8211 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
8212 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
8213 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
8214 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
8215 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
8216 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
8217 EXTRA_CONSTRAINT_STR): Likewise.
8218 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
8220 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8222 * config/i386/darwin.h (STACK_BOUNDARY): Define.
8224 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
8227 * c-common.h (flag_cpp0x): Replaced by...
8228 (cxx_dialect): ... this new variable specifying the C++ dialect that
8230 * c-common.c (flag_cpp0x): Removed.
8231 (cxx_dialect): Defined.
8232 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
8234 * c-opts.c (c_common_post_options): Likewise.
8235 (set_std_cxx98): Set cxx_dialect to cxx98.
8236 (set_std_cxx0x): Set cxx_dialect to cxx0x.
8238 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8239 Hui-May Chang <hm.chang@apple.com>
8241 * doc/invoke.texi (Darwin Options): Update documentation for
8242 -mmacosx-version-min.
8243 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
8244 * config/darwin-driver.c: New file.
8245 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
8246 * config/t-darwin (darwin-driver.o): New rule.
8248 * config/darwin-c.c (version_as_macro): Ignore low digit.
8250 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
8252 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
8253 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
8254 (CSGNMODE): New mode macro.
8255 (CSGNVMODE): New mode attribute.
8256 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
8257 expander using CSGNMODE mode macro. Handle TFmode.
8258 (copysign<mode>3_const): Rename from copysignsf3_const and
8259 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
8261 (copysign<mode>3_var): Rename from copysignsf3_var and
8262 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
8264 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
8265 mode macro. Handle TFmode.
8266 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
8267 (iortf3, *iortf3): Ditto.
8268 (xortf3, *xortf3): Ditto.
8269 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
8270 TFmode and TImode masks.
8271 (ix86_expand_copysign): Expand TFmode copysign insn.
8272 (IX86_BUILTIN_INFQ): New.
8273 (IX86_BUILTIN_FABSQ): Ditto.
8274 (IX86_BUILTIN_COPYSIGNQ): Ditto.
8275 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
8276 [__builtin_fabsq]: Ditto.
8277 [__builtin_copysignq]: Ditto.
8278 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
8279 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
8280 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
8281 ix86_expand_binop_builtin().
8283 2007-06-07 Bob Wilson <bob.wilson@acm.org>
8285 * config/xtensa/lib1funcs.asm: Clean up whitespace.
8287 2007-06-07 Steve Ellcey <sje@cup.hp.com>
8290 * rtl.h (push_to_sequence2): New.
8291 * emit-rtl.c (push_to_sequence2): New.
8292 * function.c (assign_parm_data_all): Add new fields.
8293 (assign_parm_setup_block): Call push_to_sequence2 instead of
8295 (assign_parm_setup_reg): Ditto.
8296 (assign_parm_setup_stack): Ditto.
8297 (assign_parms_unsplit_complex): Ditto.
8298 (assign_parms): Change field name.
8300 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
8302 PR tree-optimization/32220
8303 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
8304 phi node is reached before defining statement.
8306 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8309 * tree-vect-transform.c (vectorizable_call): Call update_stmt
8310 after changing the right hand side of the assignment.
8312 2007-06-06 Eric Christopher <echristo@apple.com>
8314 * config.gcc (i?86-*-darwin*): Remove arch parameter.
8315 (x86_64-*-darwin*): Ditto.
8316 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
8317 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8319 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8321 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
8323 (add_key): Likewise.
8324 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8325 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8327 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8329 (add_cost_one_coalesce): Likewise.
8330 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8331 variable names. Rename orig to orig_name for consistency.
8332 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8334 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8336 (record_equivalences_from_stmt): Likewise.
8337 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8338 the coding conventions.
8339 (memory_ssa_name_same): Likewise.
8340 (dse_optimize_stmt): Likewise.
8341 (dse_record_phis): Likewise.
8342 (dse_finalize_block): Likewise.
8343 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8344 keywords as variable names.
8345 (may_move_till): Cast according to the coding conventions.
8346 (force_move_till_expr): Avoid using C++ keywords as variable names.
8347 (force_move_till): Cast according to the coding conventions.
8348 (memref_hash): Likewise.
8349 (memref_eq): Likewise.
8350 (gather_mem_refs_stmt): Likewise.
8351 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8352 using C++ keywords as variable names.
8353 (idx_find_step): Cast according to the coding conventions.
8354 (idx_record_use): Likewise.
8355 (find_depends): Likewise.
8356 (prepare_decl_rtl): Likewise.
8357 (mbc_entry_hash): Likewise.
8358 (mbc_entry_eq): Likewise.
8359 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8360 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8361 (idx_infer_loop_bounds): Cast according to the coding conventions.
8362 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8363 * tree-ssa-math-opts.c (occ_new ): Likwise.
8364 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8366 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8368 (add_use_op): Likewise.
8369 (add_vop): Likewise.
8370 (add_vuse_op): Likewise.
8371 (add_vdef_op): Likewise.
8372 (get_expr_operands): Likewise.
8373 (push_stmt_changes): Use type safe memory macros.
8374 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8375 keywords as variable names.
8376 (conditional_replacement): Likewise.
8377 (minmax_replacement): Likewise.
8378 (abs_replacement): Likewise.
8379 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8381 (insert_fake_stores): Avoid using C++ keywords as variable names.
8382 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8384 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8385 (heapvar_insert): Use type safe memory macros.
8386 (new_var_info): Cast according to the coding conventions.
8387 (new_constraint): Likewise.
8388 (remove_preds_and_fake_succs): Use type safe memory macros.
8389 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8391 (thread_single_edge): Likewise.
8392 (thread_through_loop_header): Likewise.
8394 2007-06-06 Eric Christopher <echristo@apple.com>
8396 * config/i386/i386.c (override_options): Move handling
8397 of TARGET_SUBTARGET* earlier.
8399 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8401 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8404 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8406 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8407 emited outside of basic block.
8408 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8410 * rtl.h (delete_insn_chain): Declaration changed.
8411 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8413 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8414 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8415 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8416 to delete_insn_chain.
8417 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8418 do not have bb field set.
8419 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8421 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8422 * cfgcleanup.c (try_optimize_cfg): Ditto.
8424 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8426 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8427 (lambda_body_vector_new): Use type safe memory macros.
8428 (lambda_linear_expression_new): Likewise.
8429 (lambda_loopnest_new): Likewise.
8430 (lambda_lattice_new): Likewise.
8431 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8432 conventions. Use type safe memory macros.
8433 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8434 (lambda_body_vector_s): Likewise.
8435 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8436 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8438 2007-06-06 Richard Guenther <rguenther@suse.de>
8440 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8441 if we need to schedule cfg_cleanup.
8442 (tree_ssa_forward_propagate_single_use_vars): Do so.
8444 2007-06-06 Ian Lance Taylor <iant@google.com>
8446 * fold-const.c (merge_ranges): If range_successor or
8447 range_predecessor fail, just return 0.
8449 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8451 PR tree-optimization/32216
8452 * tree-vectorizer.c (supportable_widening_operation): Determine
8453 signedness of FIX_TRUNC_EXPR from output operand.
8454 (supportable_narrowing_operation): Ditto.
8455 * tree-vect-generic.c (expand_vector_operations_1): Determine
8456 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8459 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8461 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8462 (struct pta): ...from here. Change flags to unsigned to avoid
8463 excessive casting (as it is used as a bit mask).
8464 (override_options): Add casts according to the coding convenventions.
8465 (x86_64_elf_unique_section): Likewise.
8466 (examine_argument): Avoid using C++ keywords as variable names.
8467 (construct_container): Likewise.
8468 (legitimize_pic_address): Likewise.
8469 (get_dllimport_decl): Cast according to the coding conventions. Use
8470 type safe memory macros.
8471 (legitimize_address): Cast according to the coding conventions.
8472 (emit_i387_cw_initialization): Corrected the type of slot to enum
8474 (ix86_init_machine_status): Use type safe memory macros.
8475 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8476 (bdesc_pcmpistr): Likewise.
8477 (bdesc_crc32): Likewise.
8478 (bdesc_sse_3arg): Likewise.
8479 (bdesc_2arg): Likewise.
8480 (bdesc_1arg): Likewise.
8481 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8482 (ix86_expand_sse_pcmpistr): Likewise.
8483 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8484 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8485 int to match the langhook definition.
8486 (ix86_builtin_conversion): Change the type of code to unsigned init to
8487 match the langhook definition.
8488 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8490 (ix86_preferred_output_reload_class): Likewise.
8491 (ix86_cannot_change_mode_class): Likewise.
8492 (ix86_memory_move_cost): Likewise.
8493 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8494 avoid excessive casting later on.
8495 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8497 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8499 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8500 as flags setting insn.
8501 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8503 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8505 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8506 (UNSPEC_ROUND): New.
8507 ("sse4_1_round<mode>2"): New insn pattern.
8508 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8510 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8511 expander using SSEMODEF mode macro. Expand using
8512 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8513 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8514 expander using SSEMODEF mode macro. Expand using
8515 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8516 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8517 expander using SSEMODEF mode macro. Expand using
8518 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8519 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8520 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8521 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8524 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8525 Sebastian Pop <sebpop@gmail.com>
8527 * lambda.h (build_linear_expr): New.
8528 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8529 Use build_linear_expr, call fold and force_gimple_operand.
8530 (lambda_loopnest_to_gcc_loopnest): Check that there is
8531 something to insert.
8532 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8534 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8536 PR preprocessor/23479
8537 * doc/extend.texi: Document the 0b-prefixed binary integer
8540 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8542 PR tree-optimization/32215
8543 * tree-vectorizer.c (supportable_widening_operation): Return false
8544 for unsupported FIX_TRUNC_EXPR tree code.
8545 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8547 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8549 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8550 register on SPE targets. Change documentation to reflect
8552 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8553 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8554 out of the register allocation pool.
8555 (rs6000_reg_live_or_pic_offset_p): New function.
8556 (rs6000_emit_prologue): Move the actual saving of LR up to free
8557 r0 for holding r11. Split saving of SPE 64-bit registers into
8558 its own case. Ensure that offsets will always be in-range for
8559 'evstdd' by using r11 as a scratch register to point at the start
8560 of the SPE save area. Save r11 if necessary, as it is the static
8562 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8563 into its own case. Ensure that offsets will always be in-range
8564 for 'evldd' by using r11 as a scratch register to point at the
8565 start of the SPE save area. Also adjust r11 when restoring
8566 the stack pointer to compensate for pre-loading r11.
8568 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8570 * cfg.c (init_flow): Use type safe memory macros.
8571 (alloc_block): Likewise.
8572 (unchecked_make_edge): Likewise.
8573 (dump_flow_info): Avoid using C++ keywords as variable names.
8574 (copy_original_table_clear): Cast according to the coding conventions.
8575 (copy_original_table_set): Likewise.
8576 * cfgexpand (label_rtx_for_bb): Likewise.
8577 (expand_gimple_basic_block): Likewise.
8578 * cfghooks.c (dump_bb): Likewise.
8579 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8581 (lv_add_condition_to_bb): Likewise.
8582 * cfglayout (relink_block_chain): Cast according to the coding
8584 (fixup_reorder_chain): Likewise.
8585 (fixup_fallthru_exit_predecessor): Likewise.
8586 * cfgloop.c (glb_enum_p): Likewise.
8587 (get_exit_description): Likewise.
8588 (dump_recorded_exit): Likewise.
8589 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8590 (struct loop): ... from here.
8591 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8593 * cfgrtl.c (rtl_create_basic_block): Likewise.
8594 (rtl_split_block): Likewise.
8595 (rtl_dump_bb): Likewise.
8596 (cfg_layout_split_block): Likewise.
8597 (init_rtl_bb_info): Use typesafe memory macros.
8599 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8600 * graphds.h: Updated all usages of edge to graph_edge.
8601 * graphds.c: Likewise.
8602 * cfgloopanal.c: Likewise.
8604 2007-06-05 Ian Lance Taylor <iant@google.com>
8606 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8607 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8608 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8610 (test_for_singularity): Likewise.
8612 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8614 * config/i386/constraints.md ("Y2"): Replaced by ...
8616 * config/i386/i386.md: Likewise.
8617 * config/i386/mmx.md: Likewise.
8618 * config/i386/sse.md: Likewise.
8620 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8622 * config/i386/constraints.md ("z"): Replaced by ...
8624 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8625 (sse4_1_blendvps): Likewise.
8626 (sse4_1_pblendvb): Likewise.
8627 (sse4_2_pcmpestr): Likewise.
8628 (sse4_2_pcmpestrm): Likewise.
8629 (sse4_2_pcmpestr_cconly): Likewise.
8630 (sse4_2_pcmpistr): Likewise.
8631 (sse4_2_pcmpistrm): Likewise.
8632 (sse4_2_pcmpistr_cconly): Likewise.
8634 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8636 * matrix-reorg.c (transform_access_sites): Fix computation.
8637 (transform_allocation_sites): Same.
8639 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8641 * config/i386/i386.c (override_options): Use
8642 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8644 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8646 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8647 (nonimm_not_xmm0_operand): Ditto.
8648 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8649 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8650 as operand[2] predicate. Require "z" class XMM register for
8651 operand[3]. Adjust asm template.
8652 ("sse4_1_blendvpd"): Ditto.
8653 ("sse4_1_pblendvb"): Ditto.
8654 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8655 force op2 into xmm0 register for variable blend instructions.
8657 2007-06-04 Tom Tromey <tromey@redhat.com>
8659 * c-tree.h (start_enum): Update.
8660 (build_enumerator): Likewise.
8661 * c-decl.c (enum_next_value): Removed.
8662 (enum_overflow): Likewise.
8663 (start_enum): Add c_enum_contents argument. Don't use globals.
8664 (build_enumerator): Likewise.
8665 * c-tree.h (struct c_enum_contents): New struct.
8667 2007-06-04 Tom Tromey <tromey@redhat.com>
8669 * c-common.c (c_common_get_alias_set): Fix indentation.
8671 2007-06-04 Ian Lance Taylor <iant@google.com>
8673 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8674 to overflow, reduce overflow infinity to regular infinity.
8675 (vrp_var_may_overflow): New static function.
8676 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8678 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8680 * stor-layout.c (layout_type): Remove duplicate code.
8682 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8685 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8686 before build_common_builtin_nodes ().
8688 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8691 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8693 2007-06-04 Jan Hubicka <jh@suse.cz>
8695 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8696 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8697 instead of _stat version.
8699 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8701 PR tree-optimization/32194
8702 * tree-predcom.c (determine_offset): Check that both references have
8705 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8707 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8708 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8709 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8710 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8711 Add argument to iterate_fix_dominators call.
8712 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8713 * gcse.c (hoist_code): Change domby to vector.
8714 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8715 Add argument to iterate_fix_dominators call.
8716 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8717 recompute_dominator.
8718 * lambda-code.c (perfect_nestify): Ditto.
8719 * cfgloopanal.c: Include graphds.h.
8720 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8721 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8722 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8724 * graphds.c: New file.
8725 * graphds.h: New file.
8726 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8727 (get_dominated_by, get_dominated_by_region): Change return type to
8729 (verify_dominators): Recompute all dominators and compare the results.
8730 (recount_dominator): Renamed to ...
8731 (recompute_dominator): ... this. Do not check that the block is
8733 (iterate_fix_dominators): Reimplemented.
8734 (prune_bbs_to_update_dominators, root_of_dom_tree,
8735 determine_dominators_for_sons): New functions.
8736 * et-forest.c (et_root): New function.
8737 * et-forest.h (et_root): Declare.
8738 * Makefile.in (graphds.o): Add.
8739 (cfgloopanal.o): Add graphds.h dependency.
8740 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8741 * basic-block.h (get_dominated_by, get_dominated_by_region,
8742 iterate_fix_dominators): Declaration changed.
8743 (recount_dominator): Renamed to ...
8744 (recompute_dominator): ... this.
8745 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8746 (thread_through_all_blocks): Do not free dominance info.
8748 2007-06-03 Andreas Schwab <schwab@suse.de>
8750 * config/m68k/m68k.c (override_options): Don't override
8752 * config/m68k/m68k-modes.def (SF, DF): Define to use
8753 motorola_single_format and motorola_double_format, resp.
8754 * real.c (motorola_single_format): Renamed from
8755 coldfire_single_format.
8756 (motorola_double_format): Renamed from coldfire_double_format.
8757 (encode_ieee_extended): Generate a proper canonical NaN image
8758 respecting canonical_nan_lsbs_set.
8759 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8761 * real.h: Adjust declarations.
8763 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8766 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8767 the symbol is generated with the stack protector.
8769 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8771 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8772 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8774 * doc/extend.texi (interrupt): Mention m68k.
8776 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8778 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8779 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8780 (ix86_expand_sse_pcmpestr): Do not check operands for
8781 "register_operand", when insn operand predicate is "register_operand".
8782 (ix86_expand_sse_pcmpistr): Ditto.
8784 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8785 Uros Bizjak <ubizjak@gmail.com>
8787 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8788 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8789 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8790 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8791 * config/i386/constraints.md ("z"): New register constraint
8792 for members of SSE_FIRST_REG class.
8793 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8794 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8795 SSE_FIRST_REG class.
8796 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8797 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8798 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8799 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8800 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8801 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8802 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8803 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8804 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8805 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8806 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8807 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8808 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8809 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8810 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8811 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8812 (struct builtin_description): Change "flag" field to unsigned.
8813 (bdesc_pcmpestr): New builtin description table.
8814 (bdesc_pcmpistr): Likewise.
8815 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8816 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8817 Initialize pcmp[ei]str[im] insns for SSE4.2.
8818 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8819 (ix86_expand_sse_pcmpistr): Likewise.
8820 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8821 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8822 (UNSPEC_PCMPISTR): Likewise.
8823 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8824 (sse4_2_pcmpestri):New isns pattern.
8825 (sse4_2_pcmpestrm): Likewise.
8826 (sse4_2_pcmpestr_cconly): Likewise.
8827 (sse4_2_pcmpistr): New insn patern and splitter.
8828 (sse4_2_pcmpistri):New isns pattern.
8829 (sse4_2_pcmpistrm): Likewise.
8830 (sse4_2_pcmpistr_cconly): Likewise.
8831 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8834 2007-06-01 David Daney <ddaney@avtrex.com>
8836 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8837 LOADGP_ABSOLUTE and not binds_local_p.
8839 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8841 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8843 2007-06-01 Ian Lance Taylor <iant@google.com>
8845 * tree-vrp.c (compare_name_with_value): Always set
8846 used_strict_overflow if we get a result from the variable itself.
8848 2007-06-01 Ian Lance Taylor <iant@google.com>
8850 PR rtl-optimization/31455
8851 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8852 subregs which have a cast between modes which are not tieable.
8854 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8856 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8857 breaks after return statements.
8859 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8861 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8862 only after no_new_pseudos.
8864 2007-05-31 Eric Christopher <echristo@apple.com>
8866 * expr.c (convert_move): Assert that we don't have a BLKmode
8868 (store_expr): Handle BLKmode moves by calling emit_block_move.
8870 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8872 * c-typeck.c (build_indirect_ref): Include type in error message.
8873 (build_binary_op): Pass types to binary_op_error.
8874 * c-common.c (binary_op_error): Take two type arguments, print out
8876 * c-common.h (binary_op_error): Update prototype.
8878 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8880 * config/i386/i386.c: Correct coments on -mno-sse4.
8882 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8884 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8885 (x86_64-*-*): Likewise.
8886 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8887 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8888 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8889 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8890 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8891 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8892 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8893 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8894 (OPTION_MASK_ISA_SSE4): Likewise.
8895 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8896 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8897 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8898 (override_options): Support SSE4.2.
8899 (ix86_build_const_vector): Support SImode and DImode.
8900 (ix86_build_signbit_mask): Likewise.
8901 (ix86_expand_int_vcond): Support V2DImode.
8902 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8903 (IX86_BUILTIN_CRC32HI): Likewise.
8904 (IX86_BUILTIN_CRC32SI): Likewise.
8905 (IX86_BUILTIN_CRC32DI): Likewise.
8906 (IX86_BUILTIN_PCMPGTQ): Likewise.
8907 (bdesc_crc32): Likewise.
8908 (bdesc_sse_3arg): Likewise.
8909 (ix86_expand_crc32): Likewise.
8910 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8911 (ix86_expand_builtin): Likewise.
8912 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8913 __SSE4_2__ for -msse4.2.
8914 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8915 (CRC32MODE): Likewise.
8916 (crc32modesuffix): Likewise.
8917 (crc32modeconstraint): Likewise.
8918 (sse4_2_crc32<mode>): Likewise.
8919 (sse4_2_crc32di): Likewise.
8920 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8922 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8923 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8924 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8925 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8926 (vcondu<mode>): Likewise.
8927 * doc/extend.texi: Document SSE4.2 built-in functions.
8928 * doc/invoke.texi: Document -msse4.2/-msse4.
8930 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8932 PR tree-optimization/32160
8933 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8934 variable as gimple reg.
8935 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8937 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8939 * gcc.c (main): Don't consider linker options when issuing the
8940 warning about a linker input file not being used.
8942 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8944 * tree-vrp.c (compare_names): Initialize sop.
8946 2007-05-30 Dirk Mueller <dmueller@suse.de>
8948 * cgraphunit.c (cgraph_analyze_function): Remove
8949 computation of inline parameters.
8951 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8953 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8955 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8957 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8958 Add vx-common.h. Include vxworks.h between vx-common.h and
8960 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8962 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8963 (TARGET_ASM_DESTRUCTOR): Likewise.
8964 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8965 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8966 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8967 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8968 (VXWORKS_ENDIAN_SPEC): Define.
8969 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8970 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8971 VXWORKS_* equivalents.
8972 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8973 (ASM_FILE_START): Delete.
8974 (TARGET_VERSION): Reformat.
8975 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8976 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8977 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8978 (FPBIT, DPBIT): Define.
8979 (fp-bit.c, dp-bit.c): New rules.
8980 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8981 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8982 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8983 * config/arm/arm.h: Include vxworks-dummy.h.
8984 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8985 Mark with ATTRIBUTE_UNUSED.
8986 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8987 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8988 make it incompatible with -msingle-pic-base.
8989 (arm_function_ok_for_sibcall): Return false for calls that might
8990 go through a VxWorks PIC PLT entry.
8991 (require_pic_register): New function, split out from...
8992 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8994 (arm_load_pic_register): Handle the VxWorks RTP initialization
8995 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8996 (arm_emit_call_insn): New function.
8997 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8998 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8999 (pic_offset_arm): New pattern.
9000 (call, call_value): Use arm_emit_call_insn.
9001 (call_internal, call_value_internal): New expanders.
9002 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
9003 VxWorks unless __PIC__.
9005 2007-05-30 Eric Christopher <echristo@gmail.com>
9007 * genrecog.c: Include regs.h in generated file.
9008 * genemit.c: Ditto. Fix up formatting.
9009 * config/mn10300/constraints.md: New.
9010 * config/mn10300/mn10300.md: Include.
9011 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
9012 Fix up for removed macro.
9013 * config/mn10300/predicates.md (call_address_operand): Ditto.
9014 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
9015 (CONST_OK_FOR_I): Ditto.
9016 (CONST_OK_FOR_J): Ditto.
9017 (CONST_OK_FOR_K): Ditto.
9018 (CONST_OK_FOR_L): Ditto.
9019 (CONST_OK_FOR_M): Ditto.
9020 (CONST_OK_FOR_N): Ditto.
9021 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
9025 (EXTRA_CONSTRAINT): Ditto.
9027 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9029 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
9031 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
9032 OPTION_MASK_ISA_64BIT.
9033 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9035 2007-05-30 Richard Guenther <rguenther@suse.de>
9038 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9039 types for comparison.
9040 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9041 with original typed arguments.
9042 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9044 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9046 PR tree-optimization/31769
9047 * except.c (duplicate_eh_regions): Clear prev_try if
9048 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9050 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9052 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9053 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9054 bsi of the location where statements should be inserted.
9055 (sink_code_in_bb): Take bsi from statement_sink_location.
9056 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9057 instead of bsi_start.
9058 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9060 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9061 (bsi_move_before): Document inconsistency with bsi_move_after.
9062 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9064 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9066 * config/i386/i386.h (TARGET_ABM): New define.
9067 (TARGET_POPCNT): Ditto.
9068 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
9069 New temporary defines to redefine from OPTION_ISA_* defines.
9070 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
9071 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
9072 (ix86_isa_flags): New extern int declaration.
9073 (TARGET_SUBTARGET_DEFAULT): New define.
9074 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
9075 (TARGET_SUBTARGET32_DEFAULT): Ditto.
9076 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
9077 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9078 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
9079 * config/i386/darwin.h: Change TARGET_64BIT define to
9082 * config/i386/i386.opt (m3dnowa): Define as undocumented option
9083 using existing "ix86_isa_flags" varible.
9084 (m32, m64): Use existing "ix86_isa_flags" variable.
9085 (mmmx, m3dnow): Ditto.
9086 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
9087 (mabm): Define as non-negative option using "x86_abm" variable.
9088 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
9090 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
9091 Rewrite feature test bitmap.
9092 (ix86_isa_flags): New initialized global int varible.
9093 (ix86_isa_flags_explicit): New static int variable.
9094 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
9095 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
9096 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
9097 target_flags_explicit.
9098 (override_options): Remove "target_enable" and "target_disable" fields
9099 from "struct ptt". Update processor_target_table accordingly. Remove
9100 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
9101 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
9102 "target_flags" and "ix86_isa_flags_explicit" instead of
9103 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
9104 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
9105 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
9106 to true when either of PTA_POPCNT or PTA_ABM is set in
9107 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
9108 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
9109 processor_alias_table flags entry. Remove handling of
9110 "target_enable" and "target_disable" fields of processor_target_table.
9111 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
9112 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
9113 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
9114 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
9115 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
9117 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
9119 2007-05-29 David Daney <ddaney@avtrex.com>
9122 * config/mips/mips.c (mips_output_mi_thunk): Emit
9123 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
9125 2007-05-29 Hui-May Chang <hm.chang@apple.com>
9126 * config/i386/i386.c (ix86_function_regparm): Added checking of
9127 ix86_force_align_arg_pointer to determine the number of
9128 register parameters.
9130 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
9132 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
9133 (SET_DR_MISALIGNMENT): New.
9134 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
9135 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
9136 Use SET_DR_MISALIGNMENT.
9137 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
9139 * tree-data-ref.c (create_data_ref, compute_all_dependences,
9140 find_loop_nest): Export.
9141 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
9142 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
9143 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
9144 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
9146 (struct mem_ref): Add field reuse_distance.
9147 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
9148 Initialize reuse_distance field.
9149 (issue_prefetch_ref): Select temporality of prefetch according to
9151 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
9152 self_reuse_distance, determine_loop_nest_reuse): New functions.
9153 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
9154 (tree_ssa_prefetch_arrays): Dump L2 cache size.
9155 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
9158 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
9160 * tree-ssa-alias.c: Add aliasing overview.
9162 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
9163 Danny Smith <dannysmith@users.sourceforge.net>
9166 * config/i386/t-crtfm: Compile crtfastmath.o with
9167 -minline-all-stringops.
9168 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
9169 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
9171 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9173 * doc/md.texi: Document constraints on HP PA-RISC.
9175 * pa/constraints.md: New file.
9176 * pa.md: Include constraints.md.
9177 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
9178 (integer_store_memory_operand, ldil_cint_p): New functions.
9179 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
9180 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9181 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
9182 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
9183 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
9185 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
9188 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
9189 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
9190 case POSTDECREMENT_EXPR>): Return the error_mark_node
9191 if either the real or imaginary parts would an
9194 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
9196 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
9197 name when we remove it from a call.
9199 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
9201 * targhooks.c (default_narrow_bitfield): Remove.
9202 * targhooks.h: Remove the prototype for
9203 default_narrow_bitfield.
9205 * langhooks-def.h: Remove the prototype for
9206 hook_get_alias_set_0.
9207 * langhooks.c (hook_get_alias_set_0): Remove.
9209 * global.c (EXECUTE_IF_CONFLICT): Remove.
9211 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9214 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
9215 return true when truth_value_p is true and the type
9218 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
9220 * doc/install.texi (Prerequisites): We no longer require Autoconf
9221 2.13 for the top-level.
9223 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
9225 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
9226 memory access via x86_expand_vector_move_misalign() only for
9227 TImode values on 32-bit targets.
9229 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
9231 * matrix-reorg.c: New file. Implement matrix flattening and
9232 transposing optimization.
9233 * tree-pass.h: Add matrix reorg pass.
9234 * common.opt: Add fipa-mreorg flag.
9235 * Makefile.in: Add matrix-reorg.c.
9236 * passes.c: Add matrix reorg pass.
9237 * varpool.c (add_new_static_var): New function.
9238 * cgraph.h (add_new_static_var): Declare.
9240 2007-05-27 Eric Christopher <echristo@apple.com>
9242 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
9243 sp_offset depending on stack size. Save r12 depending
9244 on registers we're saving later.
9245 (rs6000_emit_epilogue): Update sp_offset depending only
9248 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
9250 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
9251 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9252 * ifcvt.c (if_convert): Ditto.
9253 * tree-ssa-threadupdate.c (thread_block): Ditto.
9254 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
9255 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9256 verify_loop_closed_ssa): Check number_of_loops instead of
9258 * predict.c (tree_estimate_probability): Ditto.
9259 * tree-if-conv.c (main_tree_if_conversion): Ditto.
9260 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9261 * modulo-sched.c (sms_schedule): Ditto.
9262 * tree-scalar-evolution.c (scev_const_prop): Ditto.
9263 (scev_finalize): Do not do anything if scev analysis was not
9265 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
9266 current_loops == NULL.
9267 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
9268 * loop-init.c (loop_optimizer_init): Do not free current_loops when
9270 (loop_optimizer_finalize): Assert that loops were analyzed.
9271 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
9272 rtl_doloop): Check number_of_loops instead of current_loops.
9273 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
9274 current_loops == NULL.
9275 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
9276 gate_tree_vectorize tree_linear_transform, check_data_deps,
9277 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
9278 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
9279 Check number_of_loops instead of current_loops.
9280 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
9281 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
9282 free loops if available.
9283 (execute_pre): Do not pass do_fre to fini_pre.
9285 2007-05-27 Tobias Burnus <burnus@net-b.de>
9288 * real.c (mpfr_from_real): Fix sign of -Inf.
9290 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
9292 * tree-vect-transform.c (vectorizable_conversion): Initialize
9293 tree_code variables to ERROR_MARK.
9294 (vectorizable_type_demotion): Likewise.
9295 (vectorizable_type_promotion): Likewise.
9297 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9300 * config/i386/i386.md (movti): Handle push operands via
9303 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9305 * basic-block.h: Remove the prototype for merge_seq_blocks.
9306 * cfgcleanup.c (merge_seq_blocks): Remove.
9308 * tree-flow.h: Remove the prototype for is_aliased_with.
9309 * tree-ssa-alias.c (is_aliased_with): Remove.
9311 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
9313 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
9315 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
9317 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
9318 ix86_expand_sse4_unpack if SSE4.1 is enabled.
9319 (vec_unpacks_hi_v16qi): Likewise.
9320 (vec_unpacku_lo_v16qi): Likewise.
9321 (vec_unpacks_lo_v16qi): Likewise.
9322 (vec_unpacku_hi_v8hi): Likewise.
9323 (vec_unpacks_hi_v8hi): Likewise.
9324 (vec_unpacku_lo_v8hi): Likewise.
9325 (vec_unpacks_lo_v8hi): Likewise.
9326 (vec_unpacku_hi_v4si): Likewise.
9327 (vec_unpacks_hi_v4si): Likewise.
9328 (vec_unpacku_lo_v4si): Likewise.
9329 (vec_unpacks_lo_v4si): Likewise.
9331 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9333 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9334 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9335 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9336 follow spelling conventions in various
9337 warning/error/diagnostic messages.
9339 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9340 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9341 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9342 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9343 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9344 * doc/tm.texi: Follow spelling conventions.
9346 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9349 * tree-ssa-forwprop.c
9350 (forward_propagate_addr_into_variable_array_index): Remove
9351 the lhs argument. Use the type of def_rhs instead of lhs.
9352 (forward_propagate_addr_expr_1): Update use of
9353 forward_propagate_addr_into_variable_array_index.
9355 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9356 Nigel Stephens <nigel@mips.com>
9358 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9359 function attributes, "far" being an alias for "long_call".
9360 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9361 (mips_near_type_p, mips_far_type_p): New.
9362 (mips_comp_type_attributes): New function to check that attributes
9363 attached to a function type are compatible.
9364 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9365 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9366 to the target function of the thunk.
9367 (mips_encode_section_info): Check for "near" and "far" function
9368 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9370 * config/mips/predicates.md (const_call_insn_operand): Test only
9371 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9373 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9376 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9377 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9378 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9379 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9381 2007-05-25 Eric Christopher <echristo@apple.com>
9383 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9384 to x86-darwin configurations.
9385 * config/i386/t-darwin: Add softfp support.
9386 * config/i386/t-darwin64: Ditto.
9387 * config/i386/sfp-machine.h: If mach then don't use
9388 aliasing, emit a stub to call.
9390 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9392 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9393 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9394 tree-predcom.c, tree-ssa-alias-warnings.c,
9395 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9396 comment typos. Follow spelling conventions.
9397 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9399 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9402 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9403 constants into memory. Expand unaligned memory references for
9404 SSE modes via x86_expand_vector_move_misalign() function.
9406 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9408 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9409 "memory" attribute for "sseishft" type insn without operands[2].
9411 2007-05-25 Dirk Mueller <dmueller@suse.de>
9412 Marcus Meissner <meissner@suse.de>
9414 * doc/extend.texi (alloc_size): New attribute.
9415 * c-common.c (handle_alloc_size_attribute): New.
9416 * tree-object-size.c (alloc_object_size): Use alloc_size
9417 attribute, if available.
9419 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9421 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9423 (__builtin_ia32_vec_ext_v2di): Likewise.
9424 (__builtin_ia32_vec_ext_v4si): Likewise.
9425 (__builtin_ia32_vec_ext_v8hi): Likewise.
9426 (__builtin_ia32_vec_ext_v16qi): Likewise.
9427 (__builtin_ia32_vec_set_v8hi): Likewise.
9429 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9431 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9433 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9435 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9436 (arm_is_longcall_p): Rename to...
9437 (arm_is_long_call_p): ...this. Take a single tree argument and
9439 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9440 (CUMULATIVE_ARGS): Remove call_cookie.
9441 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9442 (ENCODED_LONG_CALL_ATTR_P): Delete.
9443 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9444 LONG_CALL_FLAG_CHAR cases.
9445 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9446 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9447 ARM_DECLARE_FUNCTION_SIZE.
9448 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9449 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9450 (arm_encode_call_attribute, current_file_function_operand): Delete.
9451 (arm_function_in_section_p): New function.
9452 (arm_is_longcall_p): Rename to...
9453 (arm_is_long_call_p): ...this. Take the target function as a single
9454 argument and return a bool. Do not rely on call cookies. Check
9455 whether the target symbol is in the same section as the current
9456 function, not just the same compilation unit.
9457 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9458 (arm_encode_section_info): Don't encode a call type.
9459 * config/arm/arm.md (call, call_value): Update calls to
9460 arm_is_long(_)call_p. Simplify logic.
9461 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9462 Update calls to arm_is_long(_)call_p.
9464 2007-05-25 Richard Guenther <rguenther@suse.de>
9466 PR tree-optimization/31982
9467 * tree-ssa-forwprop.c
9468 (forward_propagate_addr_into_variable_array_index): Handle arrays
9469 with element size one.
9471 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9473 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9474 (umulsi3_highpart): Likewise.
9476 2007-05-24 Ian Lance Taylor <iant@google.com>
9478 PR rtl-optimization/32069
9479 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9482 2007-05-24 Ollie Wild <aaw@google.com>
9484 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9487 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9489 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9490 (oprs_unchanged_p): Use it to check all registers in a REG.
9491 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9492 (reg_set_between_after_reload_p): Delete.
9493 (reg_used_between_after_reload_p): Likewise.
9494 (reg_set_or_used_since_bb_start): Likewise.
9495 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9496 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9497 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9498 * rtlanal.c (reg_set_p): Check whether REG overlaps
9499 regs_invalidated_by_call, rather than just checking the
9500 membership of REGNO (REG).
9502 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9504 * doc/passes.texi: Document predictive commoning.
9505 * doc/invoke.texi (-fpredictive-commoning): Document.
9506 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9507 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9508 adding indices to the generated name.
9509 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9510 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9511 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9512 (op_symbol_code): ... and exported.
9513 (dump_omp_clause, op_symbol): Use op_symbol_code
9514 instead of op_symbol_1.
9515 * tree-pass.h (pass_predcom): Declare.
9516 * timevar.def (TV_PREDCOM): New timevar.
9517 * tree-ssa-loop.c (run_tree_predictive_commoning,
9518 gate_tree_predictive_commoning, pass_predcom): New.
9519 * tree-data-ref.c (find_data_references_in_loop): Find the
9520 references in dominance order.
9521 (canonicalize_base_object_address): Ensure that the result has
9523 (dr_analyze_innermost): Export.
9524 (create_data_ref): Code to fail for references with invariant
9526 (find_data_references_in_stmt): ... here.
9527 * tree-data-ref.h (dr_analyze_innermost): Declare.
9528 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9529 (aff_combination_find_elt, name_expansion_hash,
9530 name_expansion_eq, tree_to_aff_combination_expand,
9531 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9533 * tree-affine.h (aff_combination_constant_multiple_p,
9534 tree_to_aff_combination_expand): Declare.
9535 * tree-predcom.c: New file.
9536 * common.opt (fpredictive-commoning): New option.
9537 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9538 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9539 * Makefile.in (tree-predcom.o): Add.
9540 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9541 * passes.c (init_optimization_passes): Add dceloop after
9542 copy propagation in loop optimizer. Add predictive commoning
9543 to loop optimizer passes.
9545 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9547 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9550 2007-05-24 Jan Hubicka <jh@suse.cz>
9552 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9554 (genheader): Include statistics.h.
9556 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9558 * print-rtl.c (flag_dump_unnumbered): Update comments.
9559 (print_rtl): Fix my previous change.
9560 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9563 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9566 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9568 (thread_through_all_blocks): Call initialize_original_copy_tables
9569 and free_original_copy_tables.
9570 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9572 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9573 * cfghooks.c (duplicate_block): Use get_loop_copy.
9574 * cfg.c: Include cfgloop.h.
9575 (loop_copy): New hash table.
9576 (initialize_original_copy_tables): Initialize loop_copy table.
9577 (free_original_copy_tables): Free loop_copy table.
9578 (copy_original_table_clear, copy_original_table_set,
9579 set_loop_copy, get_loop_copy): New functions.
9580 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9581 * cfgloop.h (struct loop): Remove copy field.
9582 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9583 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9585 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9587 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9588 -msse/-msse2/-msse3.
9590 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9592 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9593 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9595 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9598 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9599 * targhooks.h (default_mangle_decl_assembler_name): Declare
9601 * targhooks.c (default_mangle_decl_assembler_name): Define
9603 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9605 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9606 * langhooks.c (lhd_set_decl_assembler_name): Call
9607 targetm.mangle_decl_assembler_name for names with global scope.
9609 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9611 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9612 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9614 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9615 New. Factored out of i386_pe_encode_section_info.
9616 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9617 Move check for prior decoration of stdcall
9618 symbols to i386_pe_encode_section_info.
9619 (i386_pe_encode_section_info): Adjust call to
9620 gen_stdcall_or_fastcall_suffix. Use
9621 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9622 (i386_pe_mangle_decl_assembler_name): New. Wrap
9623 i386_pe_maybe_mangle_decl_assembler_name.
9625 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9627 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9628 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9629 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9630 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9631 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9634 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9635 Nigel Stephens <nigel@mips.com>
9636 Richard Sandiford <richard@codesourcery.com>
9638 Fix up MIPS16 hard float and add support for complex.
9640 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9641 (TARGET_SOFT_FLOAT_ABI): New.
9642 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9643 __mips_soft_float to reflect the ABI in use, not whether the
9644 FPU is directly accessible (e.g., in MIPS16 mode).
9645 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9646 (UNITS_PER_FPVALUE): Likewise.
9648 * config/mips/mips.c (mips_expand_call): Remove redundant
9649 TARGET_MIPS16 check.
9650 (mips_arg_regno): New.
9651 (function_arg_advance): When setting bits in cum->fp_code for
9652 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9654 (function_arg): Use mips_arg_regno.
9655 (mips_return_mode_in_fpr_p): New.
9656 (mips16_call_stub_mode_suffix): New.
9657 (mips16_cfun_returns_in_fpr_p): New.
9658 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9659 (mips_output_function_prologue): Test mips16_hard_float, not
9660 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9661 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9662 return value into a floating-point register.
9663 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9664 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9665 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9666 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9667 word of double arguments from or to the high bits of 64-bit
9668 floating point registers.
9669 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9670 (mips16_fpret_double): New helper function.
9671 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9672 support for complex modes. Fill in DECL_RESULT for stubdecl.
9673 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9675 * config/mips/mips16.S
9676 (RET, ARG1, ARG2): New.
9677 (MERGE_GPRf, MERGE_GPRt): New.
9678 (DELAYt, DELAYf): New.
9679 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9680 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9681 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9682 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9683 (SFOP): Renamed to...
9684 (OPSF3): This, and macro-ified. Updated all uses.
9685 (SFOP2): Renamed to...
9686 (OPSF2): This, and macro-ified. Updated all uses.
9687 (SFCMP): Renamed to...
9688 (CMPSF): This, and macro-ified. Updated all uses.
9689 (SFREVCMP): Renamed to...
9690 (REVCMPSF): This, and macro-ified. Updated all uses.
9691 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9692 (LDDBL1, LDDBL2, RETDBL): Deleted.
9693 (DFOP): Renamed to...
9694 (OPDF3): This, and macro-ified. Updated all uses.
9695 (DFOP2): Renamed to...
9696 (OPDF2): This, and macro-ified. Updated all uses.
9697 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9698 (DFCMP): Renamed to...
9699 (CMPDF): This, and macro-ified. Updated all uses.
9700 (DFREVCMP): Renamed to...
9701 (REVCMPDF): This, and macro-ified. Updated all uses.
9702 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9703 (RET_FUNCTION): New.
9704 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9705 (__mips16_ret_sc, __mips16_ret_dc): New.
9706 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9707 STUB_ARGS_6, STUB_ARGS_10): New.
9708 (CALL_STUB_NO_RET): New.
9709 (__mips16_call_stub_1): Macro-ified.
9710 (__mips16_call_stub_5): Macro-ified.
9711 (__mips16_call_stub_2): Macro-ified.
9712 (__mips16_call_stub_6): Macro-ified.
9713 (__mips16_call_stub_9): Macro-ified.
9714 (__mips16_call_stub_10): Macro-ified.
9715 (CALL_STUB_RET): New.
9716 (__mips16_call_stub_sf_0): Macro-ified.
9717 (__mips16_call_stub_sf_1): Macro-ified.
9718 (__mips16_call_stub_sf_5): Macro-ified.
9719 (__mips16_call_stub_sf_2): Macro-ified.
9720 (__mips16_call_stub_sf_6): Macro-ified.
9721 (__mips16_call_stub_sf_9): Macro-ified.
9722 (__mips16_call_stub_sf_10): Macro-ified.
9723 (__mips16_call_stub_df_0): Macro-ified.
9724 (__mips16_call_stub_df_1): Macro-ified.
9725 (__mips16_call_stub_df_5): Macro-ified.
9726 (__mips16_call_stub_df_2): Macro-ified.
9727 (__mips16_call_stub_df_6): Macro-ified.
9728 (__mips16_call_stub_df_9): Macro-ified.
9729 (__mips16_call_stub_df_10): Macro-ified.
9730 (__mips16_call_stub_sc_0): New.
9731 (__mips16_call_stub_sc_1): New.
9732 (__mips16_call_stub_sc_5): New.
9733 (__mips16_call_stub_sc_2): New.
9734 (__mips16_call_stub_sc_6): New.
9735 (__mips16_call_stub_sc_9): New.
9736 (__mips16_call_stub_sc_10): New.
9737 (__mips16_call_stub_dc_0): New.
9738 (__mips16_call_stub_dc_1): New.
9739 (__mips16_call_stub_dc_5): New.
9740 (__mips16_call_stub_dc_2): New.
9741 (__mips16_call_stub_dc_6): New.
9742 (__mips16_call_stub_dc_9): New.
9743 (__mips16_call_stub_dc_10): New.
9745 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9746 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9747 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9749 2007-05-23 Ian Lance Taylor <iant@google.com>
9751 * doc/invoke.texi (Invoking GCC): Document that the order of the
9754 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9757 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9758 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9759 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9763 * config/score/score.c (score_print_operand): Make sure that only
9764 lower bits are used.
9766 2007-05-22 Ian Lance Taylor <iant@google.com>
9768 * tree-vrp.c (avoid_overflow_infinity): New static function,
9769 broken out of set_value_range_to_value.
9770 (set_value_range_to_value): Call avoid_overflow_infinity.
9771 (extract_range_from_assert): Likewise.
9773 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9776 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9777 change the type before looking for a COMPOUND_EXPR.
9779 2007-05-22 Ian Lance Taylor <iant@google.com>
9781 * lower-subreg.c (decompose_multiword_subregs): If we change an
9782 insn, call remove_retval_note on it.
9784 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9786 * regs.h (end_hard_regno): New function.
9787 (END_HARD_REGNO, END_REGNO): New macros.
9788 (add_to_hard_reg_set): New function.
9789 (remove_from_hard_reg_set): Likewise.
9790 (in_hard_reg_set_p): Likewise.
9791 (overlaps_hard_reg_set_p): Likewise.
9792 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9793 (note_btr_set): Use END_HARD_REGNO.
9794 * caller-save.c (setup_save_areas): Use end_hard_regno.
9795 (mark_set_regs): Use END_HARD_REGNO.
9796 (add_stored_regs): Use end_hard_regno.
9797 (mark_referenced_regs): Use add_to_hard_reg_set.
9798 * combine.c (update_table_tick): Use END_REGNO.
9799 (record_value_for_reg): Likewise.
9800 (record_dead_and_set_regs): Likewise.
9801 (get_last_value_validate): Likewise.
9802 (use_crosses_set_p): Likewise.
9803 (reg_dead_at_p_1): Likewise.
9804 (reg_dead_at_p): Likewise.
9805 (mark_used_regs_combine): Use add_to_hard_reg_set.
9806 (move_deaths): Use END_HARD_REGNO.
9807 (reg_bitfield_target_p): Use end_hard_regno.
9808 (distribute_notes): Use END_HARD_REGNO.
9809 * cse.c (mention_regs): Use END_REGNO.
9810 (insert): Use add_to_hard_reg_set.
9811 (invalidate): Use END_HARD_REGNO.
9812 (invalidate_for_call): Likewise.
9813 (exp_equiv_p): Use END_REGNO.
9814 (cse_insn): Likewise.
9815 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9816 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9817 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9818 * function.c (keep_stack_depressed): Use end_hard_regno.
9819 * global.c (global_alloc): Use end_hard_regno.
9820 (global_conflicts): Use add_to_hard_reg_set instead of
9822 (find_reg): Likewise.
9823 (mark_reg_store): Likewise.
9824 (mark_reg_conflicts): Likewise.
9825 (mark_reg_death): Use remove_from_hard_reg_set.
9826 (mark_reg_live_nc): Delete.
9827 (set_preference): Use end_hard_regno.
9828 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9829 remove_from_hard_reg_set.
9830 (post_mark_life): Use add_to_hard_reg_set.
9831 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9832 (reg_becomes_live): Use add_to_hard_reg_set.
9833 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9834 (peep2_find_free_register): Use add_to_hard_reg_set.
9835 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9836 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9837 * regrename.c (note_sets): Use add_to_hard_reg_set.
9838 (clear_dead_regs): Use remove_from_hard_reg_set.
9839 (regrename_optimize): Use add_to_hard_reg_set.
9840 (find_oldest_value_reg): Use in_hard_reg_set_p.
9841 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9842 (hard_reg_set_here_p): Use end_hard_regno.
9843 (decompose): Likewise.
9844 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9845 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9846 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9847 (mark_home_live): Use end_hard_regno.
9848 (spill_hard_reg): Likewise.
9849 (clear_reload_reg_in_use): Likewise.
9850 * reorg.c (delete_prior_computation): Use END_REGNO.
9851 * resource.c (update_live_status): Use END_HARD_REGNO.
9852 (mark_referenced_resources): Use add_to_hard_reg_set.
9853 (mark_set_resources): Likewise.
9854 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9855 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9856 (reg_overlap_mentioned_p): Likewise.
9857 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9858 (covers_regno_no_parallel_p): Use END_REGNO.
9859 (find_regno_note): Likewise.
9860 (find_reg_fusage): Use END_HARD_REGNO.
9861 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9862 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9864 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9866 * mode-switching.c (reg_dies): Change type of second argument to
9868 (optimize_mode_switching): Update accordingly.
9870 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9872 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9874 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9875 (hard_reg_set_empty_p): ...these new functions.
9876 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9877 GO_IF_HARD_REG_SUBSET.
9878 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9879 instead of GO_IF_HARD_REG_EQUAL.
9880 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9881 instead of GO_IF_HARD_REG_EQUAL.
9882 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9883 GO_IF_HARD_REG_SUBSET.
9884 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9885 GO_IF_HARD_REG_EQUAL.
9886 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9887 of GO_IF_HARD_REG_SUBSET.
9888 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9889 instead of GO_IF_HARD_REG_EQUAL.
9890 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9891 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9892 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9893 of GO_IF_HARD_REG_SUBSET,
9894 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9895 GO_IF_HARD_REG_SUBSET.
9896 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9897 instead of GO_IF_HARD_REG_EQUAL.
9898 * config/sh/sh.c (push_regs, calc_live_regs): Use
9899 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9900 (hard_regs_intersect_p): Delete.
9902 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9904 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9906 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9907 Richard Henderson <rth@redhat.com>
9909 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9911 (x86_64-*-*): Likewise.
9913 * i386/i386-modes.def (V2QI): New.
9915 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9917 (override_options): Support SSE4.1.
9918 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9919 (IX86_BUILTIN_BLENDPS): Likewise.
9920 (IX86_BUILTIN_BLENDVPD): Likewise.
9921 (IX86_BUILTIN_BLENDVPS): Likewise.
9922 (IX86_BUILTIN_PBLENDVB128): Likewise.
9923 (IX86_BUILTIN_PBLENDW128): Likewise.
9924 (IX86_BUILTIN_DPPD): Likewise.
9925 (IX86_BUILTIN_DPPS): Likewise.
9926 (IX86_BUILTIN_INSERTPS128): Likewise.
9927 (IX86_BUILTIN_MOVNTDQA): Likewise.
9928 (IX86_BUILTIN_MPSADBW128): Likewise.
9929 (IX86_BUILTIN_PACKUSDW128): Likewise.
9930 (IX86_BUILTIN_PCMPEQQ): Likewise.
9931 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9932 (IX86_BUILTIN_PMAXSB128): Likewise.
9933 (IX86_BUILTIN_PMAXSD128): Likewise.
9934 (IX86_BUILTIN_PMAXUD128): Likewise.
9935 (IX86_BUILTIN_PMAXUW128): Likewise.
9936 (IX86_BUILTIN_PMINSB128): Likewise.
9937 (IX86_BUILTIN_PMINSD128): Likewise.
9938 (IX86_BUILTIN_PMINUD128): Likewise.
9939 (IX86_BUILTIN_PMINUW128): Likewise.
9940 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9941 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9942 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9943 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9944 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9945 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9946 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9947 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9948 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9949 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9950 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9951 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9952 (IX86_BUILTIN_PMULDQ128): Likewise.
9953 (IX86_BUILTIN_PMULLD128): Likewise.
9954 (IX86_BUILTIN_ROUNDPD): Likewise.
9955 (IX86_BUILTIN_ROUNDPS): Likewise.
9956 (IX86_BUILTIN_ROUNDSD): Likewise.
9957 (IX86_BUILTIN_ROUNDSS): Likewise.
9958 (IX86_BUILTIN_PTESTZ): Likewise.
9959 (IX86_BUILTIN_PTESTC): Likewise.
9960 (IX86_BUILTIN_PTESTNZC): Likewise.
9961 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9962 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9963 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9964 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9965 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9967 (bdesc_sse_3arg): Likewise.
9968 (bdesc_2arg): Likewise.
9969 (bdesc_1arg): Likewise.
9970 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9972 (ix86_expand_sse_4_operands_builtin): New.
9973 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9974 smaller than 8 bits as the 2nd arg.
9975 (ix86_expand_sse_ptest): New.
9976 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9977 (ix86_expand_vector_set): Support SSE4.1.
9978 (ix86_expand_vector_extract): Likewise.
9980 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9981 __SSE4_1__ for -msse4.1.
9983 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9984 (UNSPEC_INSERTPS): Likewise.
9985 (UNSPEC_DP): Likewise.
9986 (UNSPEC_MOVNTDQA): Likewise.
9987 (UNSPEC_MPSADBW): Likewise.
9988 (UNSPEC_PHMINPOSUW): Likewise.
9989 (UNSPEC_PTEST): Likewise.
9990 (UNSPEC_ROUNDP): Likewise.
9991 (UNSPEC_ROUNDS): Likewise.
9993 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9995 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9996 (const_pow2_1_to_32768_operand): Likewise.
9998 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
10001 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
10003 (sse4_1_insertps): Likewise.
10004 (*sse4_1_extractps): Likewise.
10005 (sse4_1_ptest): Likewise.
10006 (sse4_1_mulv2siv2di3): Likewise.
10007 (*sse4_1_mulv4si3): Likewise.
10008 (*sse4_1_smax<mode>3): Likewise.
10009 (*sse4_1_umax<mode>3): Likewise.
10010 (*sse4_1_smin<mode>3): Likewise.
10011 (*sse4_1_umin<mode>3): Likewise.
10012 (sse4_1_eqv2di3): Likewise.
10013 (*sse4_1_pinsrb): Likewise.
10014 (*sse4_1_pinsrd): Likewise.
10015 (*sse4_1_pinsrq): Likewise.
10016 (*sse4_1_pextrb): Likewise.
10017 (*sse4_1_pextrb_memory): Likewise.
10018 (*sse4_1_pextrw_memory): Likewise.
10019 (*sse4_1_pextrq): Likewise.
10020 (sse4_1_blendpd): Likewise.
10021 (sse4_1_blendps): Likewise.
10022 (sse4_1_blendvpd): Likewise.
10023 (sse4_1_blendvps): Likewise.
10024 (sse4_1_dppd): Likewise.
10025 (sse4_1_dpps): Likewise.
10026 (sse4_1_movntdqa): Likewise.
10027 (sse4_1_mpsadbw): Likewise.
10028 (sse4_1_packusdw): Likewise.
10029 (sse4_1_pblendvb): Likewise.
10030 (sse4_1_pblendw): Likewise.
10031 (sse4_1_phminposuw): Likewise.
10032 (sse4_1_extendv8qiv8hi2): Likewise.
10033 (*sse4_1_extendv8qiv8hi2): Likewise.
10034 (sse4_1_extendv4qiv4si2): Likewise.
10035 (*sse4_1_extendv4qiv4si2): Likewise.
10036 (sse4_1_extendv2qiv2di2): Likewise.
10037 (*sse4_1_extendv2qiv2di2): Likewise.
10038 (sse4_1_extendv4hiv4si2): Likewise.
10039 (*sse4_1_extendv4hiv4si2): Likewise.
10040 (sse4_1_extendv2hiv2di2): Likewise.
10041 (*sse4_1_extendv2hiv2di2): Likewise.
10042 (sse4_1_extendv2siv2di2): Likewise.
10043 (*sse4_1_extendv2siv2di2): Likewise.
10044 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10045 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10046 (sse4_1_zero_extendv4qiv4si2): Likewise.
10047 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10048 (sse4_1_zero_extendv2qiv2di2): Likewise.
10049 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10050 (sse4_1_zero_extendv4hiv4si2): Likewise.
10051 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10052 (sse4_1_zero_extendv2hiv2di2): Likewise.
10053 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10054 (sse4_1_zero_extendv2siv2di2): Likewise.
10055 (*sse4_1_zero_extendv2siv2di2): Likewise.
10056 (sse4_1_roundpd): Likewise.
10057 (sse4_1_roundps): Likewise.
10058 (sse4_1_roundsd): Likewise.
10059 (sse4_1_roundss): Likewise.
10060 (mulv4si3): Don't expand for SSE4.1.
10061 (smax<mode>3): Likewise.
10062 (umaxv4si3): Likewise.
10063 (uminv16qi3): Likewise.
10064 (umin<mode>3): Likewise.
10065 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
10067 * doc/extend.texi: Document SSE4.1 built-in functions.
10069 * doc/invoke.texi: Document -msse4.1.
10071 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
10073 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
10074 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
10075 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
10076 (ASM_SPEC): Add asm_pcrel_spec.
10077 (EXTRA_SPECS): Add asm_pcrel_spec.
10079 2007-05-21 David Daney <ddaney@avtrex.com>
10081 * doc/install.texi (Building a cross compiler): Add requirements
10082 for Java cross compiler.
10084 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10086 PR middle-end/31995
10087 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
10088 Add loopno argument. Use evolution_function_is_invariant_rec_p
10089 instead of evolution_function_is_constant_p.
10090 Update calls to evolution_function_is_affine_multivariate_p.
10091 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
10092 Add loopno argument.
10093 * tree-scalar-evolution.c (gather_chrec_stats): Call
10094 evolution_function_is_affine_multivariate_p with a loop
10096 * tree-data-ref.c (analyze_miv_subscript): Likewise.
10097 (analyze_overlapping_iterations): Likewise.
10098 (access_functions_are_affine_or_constant_p): Likewise.
10099 (build_classic_dist_vector_1): If the access functions
10100 are equal, don't do anything.
10102 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
10103 Paolo Carlini <pcarlini@suse.de>
10104 Uros Bizjak <ubizjak@gmail.com>
10106 * c-cppbuiltin.c (c_cpp_builtins): Define
10107 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
10108 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
10109 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
10110 * doc/cpp.texi ([Standard Predefined Macros]): Document.
10112 2007-05-21 Mike Stump <mrs@apple.com>
10114 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
10116 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10118 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
10120 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
10121 implementation if __OPTIMIZE__ is not defined.
10122 (_mm_alignr_pi8): Ditto.
10123 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10124 (_mm_inserti_si64): Ditto.
10125 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10126 (_mm_slli_epi16): Ditto.
10127 (_mm_slli_epi32): Ditto.
10128 (_mm_slli_epi64): Ditto.
10129 (_mm_srai_epi16): Ditto.
10130 (_mm_srai_epi32): Ditto.
10131 (_mm_srli_si128): Ditto.
10132 (_mm_slli_si128): Ditto.
10133 (_mm_srli_epi16): Ditto.
10134 (_mm_srli_epi32): Ditto.
10135 (_mm_srli_epi64): Ditto.
10136 (_mm_extract_epi16): Ditto.
10137 (_mm_insert_epi16): Ditto.
10138 (_mm_shufflehi_epi16): Ditto.
10139 (_mm_shufflelo_epi16): Ditto.
10140 (_mm_shuffle_epi32): Ditto.
10141 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
10142 (_m_pextrw): Ditto.
10143 (_mm_insert_pi16): Ditto.
10144 (_m_pinsrw): Ditto.
10145 (_mm_shuffle_pi16): Ditto.
10146 (_m_pshufw): Ditto.
10147 (_mm_shufle_ps): Ditto.
10148 (_mm_prefetch): Ditto.
10150 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
10152 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
10153 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
10154 * real.c (encode_i370_single, decode_i370_single,
10155 encode_i370_double, decode_i370_double): Functions removed.
10156 (i370_single_format, i370_double_format): Initializations removed.
10157 (real_maxval, round_for_format, exact_real_truncate, significand_size):
10158 Consider the log2_b field to always be one.
10159 (ieee_single_format, mips_single_format, coldfire_single_format,
10160 ieee_double_format, mips_double_format, coldfire_double_format,
10161 ieee_extended_motorola_format, ieee_extended_intel_96_format,
10162 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
10163 ibm_extended_format, mips_extended_format, ieee_quad_format,
10164 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
10165 decimal_single_format, decimal_double_format, decimal_quad_format,
10166 c4x_single_format, c4x_extended_format, real_internal_format): Remove
10167 initialization of log2_b.
10168 * real.h (i370_single_format, i370_double_format): Declarations
10170 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
10171 field to always be one.
10173 2007-05-21 Andreas Schwab <schwab@suse.de>
10175 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
10176 NOTE_INSN_BASIC_BLOCK_P.
10177 (process_for_unwind_directive): Likewise.
10179 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
10181 * builtins.c (expand_builtin_setjmp_setup): Update comment.
10182 * function.h (struct function): Move va_list_gpr_size,
10183 va_list_fpr_size, function_frequency to front of bitfields. Add
10185 (current_function_calls_unwind_init): New.
10186 * except.c (expand_builtin_unwind_init): Set
10187 current_function_calls_unwind_init not
10188 current_function_has_nonlocal_label.
10189 * reload1.c (has_nonexceptional_receiver): New.
10190 (reload): Use it and current_function_calls_unwind_init to
10191 determine whether call-saved regs must be saved.
10193 2007-05-20 Jan Hubicka <jh@suse.cz>
10195 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
10196 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10197 * ddg.c (create_ddg): LIkewise.
10198 * final.c (final): Remove hunk moving line number notes around since
10199 they are no longer present at this stage.
10200 (final_scan_insn): Use NOTE_KIND instead of
10201 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10202 (output_asm_label): Likewise.
10203 * reorg.c (dbr_schedule): Likewise.
10204 * haifa-sched.c (unlink_other_notes): Likewise.
10205 * mode-switching.c (optimize_mode_switching): Likewise.
10206 * graph.c (start_bb): Likewise.
10207 * rtl.def (NOTE): Update description.
10208 * jump.c (squeeze_notes): Delete.
10209 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
10210 NOTE_INSN_BASIC_BLOCK_P when possible.
10211 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
10212 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
10213 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10214 (dwarf2out_var_location): Likewise.
10215 * cfgbuild.c (make_edges): Likewise.
10216 (find_basic_blocks_1): Likewise.
10217 * function.c (reorder_blocks_1): Likewise.
10218 (epilogue_done): Likewise.
10219 (reposition_prologue_and_epilogue_notes): Likewise.
10220 * print-rtl.c (print_rtx): Likewise; drop code for printing
10222 (print_rtl): Likewise.
10223 (print_rtl_single): Likewise.
10224 * gcse.c (insert_insn_start_bb): Likewise.
10225 * alias.c (init_alias_analysis): Likewise.
10226 * calls.c (fixup_tail_calls): Likewise.
10227 * except.c (sjlj_emit_function_enter): Likewise.
10228 * emit-rtl.c (add_insn_after): Likeiwse.
10229 (emit_label_before): Likewise.
10230 (emit_label_after): Likewise.
10231 (emit_note_before, emit_note_after, emit_note): Update
10232 parameter to be enum insn_note; do not deal with source
10234 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
10235 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
10237 (merge_blocks_move_successor_nojumps): Simplify now when
10238 we don't have BLOCK notes.
10239 (try_optimize_cfg): Likewise.
10240 * cfglayout.c (skip_insns_after_block): Likewise.
10241 (record_effective_endpoints): Likewise.
10242 (duplicate_insn_chain): Likewise.
10243 * varasm.c (output_constant_pool_1): Likewise.
10244 * sched-deps.c (sched_analyze): Likewise.
10245 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
10247 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
10248 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
10249 (SET_INSN_DELETED): Simplify.
10250 (NOTE_LINE_NUMBER): Exterminate.
10251 (NOTE_LINE_KIND): New.
10252 (NOTE_INSN_BASIC_BLOCK_P): Update.
10253 (enum insn_note): Simplify.
10254 (GET_NOTE_INSN_NAME) Simplify.
10255 (emit_note_before, emit_note_after, emit_note): Update prototype.
10256 (squeeze_notes): Remove.
10257 * sched-int.h (NOTE_NOT_BB_P): Update.
10258 * resource.c (mark_target_live_regs): Update.
10259 * sched-rgn.c (debug_dependencies): Update.
10260 * sched-vis.c (print_insn): Update.
10261 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
10262 * config/i386/i386.c (ix86_output_function_epilogue): Update.
10263 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
10264 (TARGET_ADJUST_UNROLL_MAX): Likewise.
10265 (split_branches): Update.
10266 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
10268 (sh_adjust_unroll_max): Exterminate.
10269 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
10270 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
10271 (m68hc11_reorg): Likewise.
10272 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
10273 (emit_predicate_relation_info): Update.
10274 (process_for_unwind_directive): Update.
10275 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
10276 (output_call): Update.
10277 * config/pa/pa.c (output_lbranch): Update.
10278 (output_millicode_call): Update.
10279 (output_call): Update.
10280 (pa_combine_instructions): Update.
10281 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
10282 * config/bfin/bfin.c (gen_one_bundle): Update.
10283 * cfgrtl.c (can_delete_note_p): Update.
10284 (delete_insn): Update.
10285 (rtl_merge_blocks): Update.
10286 (commit_one_edge_insertion): Update.
10287 (rtl_verify_flow_info): Update.
10288 * stmt.c (expand_case): Do not call squeeze_notes.
10290 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10297 * c.opt (Wtype-limits): New.
10298 * doc/invoke.texi (Wtype-limits): Document it.
10299 (Wextra): Enabled by -Wextra.
10300 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10301 * c-common.c (shorten_compare): Warn with Wtype-limits.
10303 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10305 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
10306 inlined function, not as a macro.
10307 (_mm_alignr_pi8): Ditto.
10308 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10309 (_mm_inserti_si64): Ditto.
10310 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10311 (_mm_extract_epi16): Ditto.
10312 (_mm_insert_epi16): Ditto.
10313 (_mm_shufflehi_epi16): Ditto.
10314 (_mm_shufflelo_epi16): Ditto.
10315 (_mm_shuffle_epi32): Ditto.
10316 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
10317 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
10319 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
10321 (_m_to_float): Use C89 compatible assignment.
10323 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10326 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10328 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10331 * doc/invoke.texi (Wreturn-type): Complete description.
10332 (Wextra): Delete item about return-type warning.
10333 * c-decl.c: Delete redundant Wextra warning.
10335 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10338 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10339 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10340 inlined function, not as a macro.
10341 (_mm_prefetch): Ditto.
10342 (_m_pextrw): Ditto.
10343 (_mm_insert_pi16): Ditto.
10344 (_m_pinsrw): Ditto.
10345 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10346 (_m_pshufw): Ditto. Add const to __N argument.
10347 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10348 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10349 (_mm_slli_epi32): Ditto.
10350 (_mm_srli_si128): Implement as always inlined function, not as a
10351 macro. Add __inline to function declaration.
10352 (_mm_slli_si128): Ditto.
10354 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10356 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10357 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10359 (struct fenv): New structure.
10360 (FP_HANDLE_EXCEPTIONS): New define.
10361 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10362 (_FP_DECL_EXP): New define.
10363 (FP_INIT_ROUNDMODE): New define.
10364 (FP_ROUNDMODE): New define.
10366 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10368 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10369 (Wconversion): Update description.
10370 (Wconversion-sign): New.
10371 * c.opt (Wconversion-sign): New.
10372 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10373 means disabled for C++. Otherwise, take the status of Wconversion.
10374 * c-common.c (conversion_warning): Warn with either Wconversion or
10376 (warnings_for_convert_and_check): Conditions are already checked by
10377 conversion_warning.
10378 (convert_and_check): Don't check warnings if the conversion failed.
10380 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10381 Anatoly Sokolov <aesok@dol.ru>
10383 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10384 avr_epilogue_uses) : Add declaration.
10385 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10386 * config/avr/constraints.md (R): New constraint.
10387 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10388 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10389 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10390 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10391 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10392 call_prologue_saves, epilogue_restores, return_from_epilogue,
10393 return_from_main_epilogue, return_from_interrupt_epilogue,
10394 return_from_naked_epilogue, prologue, epilogue): New patterns.
10395 (jump): Handle symbol reference.
10396 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10397 avr_output_function_prologue, avr_output_function_epilogue): Remove
10399 (avr_init_machine_status, expand_prologue, expand_epilogue,
10400 avr_asm_function_end_prologue, avr_epilogue_uses,
10401 avr_asm_function_begin_epilogue): New functions.
10402 (prologue_size, epilogue_size, jump_tables_size): Remove global
10404 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10405 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10406 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10407 (avr_override_options): Initialise init_machine_status.
10408 (output_movhi): Handle all stack pointer loads.
10409 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10410 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10411 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10412 (EPILOGUE_USES) Redefine.
10413 (machine_function) Declare.
10415 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10417 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10418 Use a single return statement.
10420 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10422 PR middle-end/30250
10423 * builtins.c (do_mpfr_lgamma_r): New.
10424 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10425 * tree.h (CASE_FLT_FN_REENT): New.
10427 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10429 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10430 (output_die): Use 'unsigned long' with %x.
10431 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10432 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10433 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10435 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10437 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10442 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10443 true if function has no argument.
10445 2007-05-18 DJ Delorie <dj@redhat.com>
10447 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10448 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10450 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10452 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10453 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10454 count_trailing_zeros.
10455 (__i386__): Implement count_leading_zeros using __builtin_clz().
10456 Implement count_trailing_zeros usign __builtin_ctz().
10458 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10460 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10462 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10464 PR middle-end/31344
10465 * expr.c (emit_move_change_mode): Change mode of push operands here.
10467 2007-05-17 Ian Lance Taylor <iant@google.com>
10469 PR tree-optimization/31953
10470 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10471 Change all callers.
10472 (set_value_range_to_null): Call set_value_range_to_value.
10473 (extract_range_from_comparison): Likewise.
10475 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10477 * toplev.c (print_version): Output GMP/MPFR version info.
10479 * builtins.c (CASE_MATHFN_REENT): New macro.
10480 (mathfn_built_in): Use it.
10481 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10482 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10483 BUILT_IN_LGAMMAL_R): New.
10484 * doc/extend.texi: Document new builtins.
10486 PR middle-end/31796
10487 * builtins.c (do_mpfr_remquo): New.
10488 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10489 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10491 PR middle-end/30251
10492 * builtins.c (fold_builtin_1): Handle y0, y1.
10493 (fold_builtin_2): Handle yn.
10495 PR middle-end/30251
10496 * builtins.c (do_mpfr_bessel_n): New.
10497 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10498 (fold_builtin_2): Handle BUILT_IN_JN.
10500 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10503 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10504 TYPE_PRECISION (intmax_type_node).
10506 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10509 * reload.c (subst_reloads): Remove checking.
10511 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10513 PR rtl-optimization/31691
10514 * combine.c (simplify_set): Build a new src pattern instead of
10515 substituting its operands in the COMPARE case.
10517 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10519 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10520 (execute_vrp): Preserve loops through jump threading.
10521 * tree-ssa-threadupdate.c (thread_single_edge,
10522 dbds_continue_enumeration_p, determine_bb_domination_status,
10523 thread_through_loop_header): New functions.
10524 (create_edge_and_update_destination_phis,
10525 create_edge_and_update_destination_phis): Set loops for the new blocks.
10526 (prune_undesirable_thread_requests): Removed.
10527 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10529 (thread_block): Do not call prune_undesirable_thread_requests.
10531 (mark_threaded_blocks): Select edges to thread here.
10532 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10533 Thread edges through loop headers independently.
10534 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10535 * tree-pass.h (TODO_mark_first_instance): New.
10536 (first_pass_instance): Declare.
10537 * cfghooks.c (duplicate_block): Put the block to the original loop
10538 if copy is not specified.
10539 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10540 jump threading. Pass may_peel_loop_headers to
10541 thread_through_all_blocks according to first_pass_instance.
10542 * cfgloop.h (create_preheader): Declare.
10543 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10544 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10545 * passes.c (first_pass_instance): New variable.
10546 (next_pass_1): Set TODO_mark_first_instance.
10547 (execute_todo): Set first_pass_instance.
10549 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10551 PR tree-optimization/24659
10552 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10553 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10554 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10555 OTI_vec_pack_ufix_trunc.
10556 (vec_unpacks_float_hi_optab): Define new macro.
10557 (vec_unpacks_float_lo_optab): Ditto.
10558 (vec_unpacku_float_hi_optab): Ditto.
10559 (vec_unpacku_float_lo_optab): Ditto.
10560 (vec_pack_sfix_trunc_optab): Ditto.
10561 (vec_pack_ufix_trunc_optab): Ditto.
10562 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10563 and vec_pack_[s|u]fix_trunc_optab using
10564 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10565 * tree-vectorizer.c (supportable_widening_operation): Handle
10566 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10567 (supportable_narrowing_operation): New function.
10568 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10569 * tree-vect-transform.c (vectorizable_conversion): Handle
10570 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10571 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10572 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10573 to check for target support.
10574 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10575 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10576 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10577 for VEC_PACK_FIX_TRUNC_EXPR.
10578 (expand_binop): Special case mode of the result for
10579 vec_pack_[u|s]fix_trunc_optab.
10580 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10581 vec_pack_[u|s]fix_trunc_optab.
10583 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10584 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10585 * tree-pretty-print.c (dump_generic_node): Handle
10586 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10587 VEC_PACK_FIX_TRUNC_EXPR.
10589 * expr.c (expand_expr_real_1): Ditto.
10590 * tree-inline.c (estimate_num_insns_1): Ditto.
10591 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10593 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10594 (vec_unpacks_float_lo_v8hi): Ditto.
10595 (vec_unpacku_float_hi_v8hi): Ditto.
10596 (vec_unpacku_float_lo_v8hi): Ditto.
10597 (vec_unpacks_float_hi_v4si): Ditto.
10598 (vec_unpacks_float_lo_v4si): Ditto.
10599 (vec_pack_sfix_trunc_v2df): Ditto.
10601 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10603 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10604 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10605 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10606 [vec_pack_ufix_trunc]: Ditto.
10607 [vec_unpacks_float_hi]: Ditto.
10608 [vec_unpacks_float_lo]: Ditto.
10609 [vec_unpacku_float_hi]: Ditto.
10610 [vec_unpacku_float_lo]: Ditto.
10612 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10614 * soft-fp/README: Update for new files.
10615 * soft-fp/floattisf.c: New file.
10616 * soft-fp/floattidf.c: New file.
10617 * soft-fp/floattitf.c: New file.
10618 * soft-fp/floatuntisf.c: New file.
10619 * soft-fp/floatuntidf.c: New file.
10620 * soft-fp/floatuntitf.c: New file.
10621 * soft-fp/fixsfti.c: New file.
10622 * soft-fp/fixdfti.c: New file.
10623 * soft-fp/fixtfti.c: New file.
10624 * soft-fp/fixunssfti.c: New file.
10625 * soft-fp/fixunsdfti.c: New file.
10626 * soft-fp/fixunstfti.c: New file.
10627 * soft-fp/extendxftf.c: New file.
10628 * soft-fp/trunctfxf.c: New file.
10630 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10631 (__trunctfxf2): Ditto.
10633 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10634 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10635 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10636 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10637 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10638 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10640 * config/i386/t-fprules-softfp64: New file.
10641 * config/i386/sfp-machine.h: New file.
10642 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10643 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10644 and soft-fp/t-softfp to tmake_file.
10645 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10646 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10648 * config/i386/t-linux64 (softfp_wrap_start): New.
10649 (softfp_wrap_end): New.
10650 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10651 supported for TARGET_64BIT.
10653 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10655 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10656 c_common_unsigned_type behavior.
10658 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10660 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10663 2007-05-16 Eric Christopher <echristo@apple.com>
10665 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10666 saving after stack push. Set sp_offset whenever we push.
10667 (rs6000_emit_epilogue): Move altivec register restore before
10670 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10672 * configure.ac: Allow sysroots to be relocated under $prefix as
10673 well as $exec_prefix.
10674 * configure: Regenerate.
10676 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10680 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10682 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10683 (gcc_tooldir): Likewise.
10684 * configure: Regenerate.
10685 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10686 old configure.ac gcc_tooldir setting.
10687 (prefix_to_exec_prefix): New variable.
10688 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10689 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10691 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10693 * c-typeck.c (build_binary_op): Return early for error.
10695 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10697 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10698 struct nb_iter_bound.
10699 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10700 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10701 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10702 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10703 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10704 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10705 (del_scev_info): Use ggc_free.
10706 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10707 * loop-init.c: Include ggc.h.
10708 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10709 (loop_optimizer_finalize): Use ggc_free.
10710 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10711 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10712 pass_iv_optimize): Add TODO_ggc_collect.
10713 * function.h (struct function): Remove skip marker from
10715 * cfgloop.c: Include ggc.h.
10716 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10718 (establish_preds): Vector superloops is gc allocated.
10719 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10721 (flow_loops_find): Vector larray is gc allocated.
10722 (loop_exit_free): Use ggc_free.
10723 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10724 that head of exits list is now not a part of struct loop.
10725 (record_loop_exits): Allocate exits table in gc memory.
10726 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10727 that head of exits list is now not a part of struct loop.
10728 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10729 struct loop_exit): Add GTY marker.
10730 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10731 Add skip marker to aux field. Make head of exits list a separate
10733 (struct loops): Add GTY marker. Make larray vector gc allocated.
10734 Add param marker to exits table.
10735 (get_loops): Type changed.
10736 * Makefile.in (tree-scalar-evolution.o): Add
10737 gt-tree-scalar-evolution.h dependency.
10738 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10739 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10740 * basic-block.h (struct basic_block_def): Remove skip marker from
10743 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10745 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10746 of 0 in the call to expand_expr().
10747 (expand_builtin_mathfn_3): Ditto.
10748 (expand_builtin_interclass_mathfn): Ditto.
10749 (expand_builtin_cexpi): Ditto.
10750 (expand_builtin_int_roundingfn): Ditto.
10751 (expand_builtin_int_roundingfn_2): Ditto.
10752 (expand_builtin_pow): Ditto.
10753 (expand_builtin_powi): Ditto.
10754 (expand_builtin_bswap): Ditto.
10755 (expand_builtin_unop): Ditto.
10756 (expand_builtin_fabs): Ditto.
10757 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10758 the call to expand_expr().
10759 (expand_builtin_sync_operation): Ditto.
10760 (expand_builtin_compare_and_swap): Ditto.
10761 (expand_builtin_lock_test_and_set): Ditto.
10762 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10763 instead of 0 in the call to expand_expr().
10764 (expand_builtin_extract_return_addr): Ditto.
10765 (expand_builtin_eh_return): Ditto.
10766 (expand_eh_return): Ditto.
10767 * explow.c (expr_size): Ditto.
10768 * expr.c (optimize_bitfield_assignment_op): Ditto.
10769 (expand_assignement): Ditto.
10770 (store_expr): Ditto.
10771 (store_field): Ditto.
10772 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10773 the call to expand_expr().
10774 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10775 in the call to expand_expr().
10776 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10777 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10778 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10780 * optabs.c (expand_vec_shift_expr): Ditto.
10781 (expand_vec_cond_expr): Ditto.
10782 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10783 call to expand_expr().
10784 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10785 in the call to expand_expr().
10787 2007-05-14 Dave Korn <dave.korn@artimi.com>
10789 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10791 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10793 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10794 instead of c_common_unsigned_type.
10795 (c_common_unsigned_type): Remove.
10796 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10797 c_common_unsigned_type.
10798 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10799 c_common_unsigned_type.
10800 * c-common.h (c_common_unsigned_type): Remove.
10801 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10802 c_common_unsigned_type.
10803 * c-format.c (check_format_types): Use unsigned_type_for instead of
10804 c_common_unsigned_type.
10805 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10806 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10807 of c_common_unsigned_type.
10808 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10809 lang_hooks.types.unsigned_type.
10810 * expmed.c (make_tree): Use unsigned_type_for instead of
10811 lang_hooks.types.unsigned_type.
10812 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10813 lang_hooks.types.unsigned_type.
10814 (build_range_check): Likewise.
10815 (fold_unary): Likewise.
10816 (fold_binary): Likewise.
10817 (fold_ternary): Likewise.
10818 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10819 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10820 * tree.c (get_unsigned_type): New.
10821 (unsigned_type_for): Use get_unsigned_type instead of
10822 lang_hooks.types.unsigned_type.
10824 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10826 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10827 to m68k_get_function_kind. Update its prototype.
10828 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10830 (m68k_interrupt_function_p): Return enum m68k_function_type
10831 instead of bool. Rename to m68k_get_function_kind.
10832 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10833 target is not fido.
10834 (m68k_compute_frame_layout): Don't mark any register for save
10835 if an interrupt_thread attribute is specified.
10836 (m68k_hard_regno_rename_ok): Update a use of
10837 m68k_interrupt_function_p.
10838 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10839 m68k_interrupt_function_p.
10840 (m68k_function_type): New.
10841 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10842 for a function with an interrupt_thread attribute.
10843 * doc/extend.texi: Document the interrupt_thread attribute.
10845 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10847 Fix PR tree-optimization/31911
10848 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10849 if they didn't change the expression.
10851 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10853 * tree-scalar-evolution.c (resolve_mixers): Exported.
10854 * tree-scalar-evolution.h (resolve_mixers): Declare.
10855 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10856 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10857 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10858 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10859 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10860 strip_conversion, analyze_offset_expr, address_analysis,
10861 object_analysis, analyze_offset): Removed.
10862 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10863 split_constant_offset, canonicalize_base_object_address,
10864 object_address_invariant_in_loop_p, disjoint_objects_p,
10865 dr_may_alias_p, dr_address_invariant_p): New functions.
10866 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10867 and dr_analyze_alias.
10868 (initialize_data_dependence_relation): Use dr_may_alias_p
10869 and object_address_invariant_in_loop_p.
10870 (compute_self_dependence): Handle the case when
10871 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10872 (find_data_references_in_stmt): Restrict the analysis of data
10873 references to the given loop nest.
10874 (find_data_references_in_loop): Made static. Pass loop nest to
10875 find_data_references_in_stmt.
10876 (compute_data_dependences_for_loop): Use DR_VOPS.
10877 (free_data_ref): Free DR_VOPS.
10878 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10879 (struct innermost_loop_behavior): ... new.
10880 (struct base_object_info): Replaced by ...
10881 (struct indices): ... new.
10882 (struct dr_alias): New.
10883 (enum data_ref_type): Removed.
10884 (struct data_reference): Consist of struct innermost_loop_behavior,
10885 struct indices and struct dr_alias.
10886 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10887 (DR_MEMTAG): Renamed to ...
10888 (DR_SYMBOL_TAG): ... this.
10889 (find_data_references_in_loop): Declaration removed.
10890 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10891 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10892 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10893 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10895 2007-05-13 Revital Eres <eres@il.ibm.com>
10897 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10898 which walks virtual def-use chains to find redundant stores.
10899 (dse_optimize_stmt): Call it.
10901 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10903 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10904 * passes.c (init_optimization_passes): Move pass_jump_bypass
10907 * basic-block.h (bb_has_eh_pred): Fix style issue.
10909 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10911 PR rtl-optimization/31848
10912 * loop-invariant.c (move_invariant_reg): If we move an insn
10913 with a REG_EQUAL note, and that insn is not always executed,
10914 remove the REG_EQUAL note.
10916 2007-05-12 Richard Guenther <rguenther@suse.de>
10918 PR tree-optimization/31797
10919 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10920 propagate into a stmt that has volatile ops.
10922 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10924 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10925 (gcc_tooldir): Likewise.
10926 * configure: Regenerate.
10927 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10928 old configure.ac gcc_tooldir setting.
10929 (prefix_to_exec_prefix): New variable.
10930 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10931 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10933 2007-05-11 Silvius Rus <rus@google.com>
10935 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10936 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10937 * c-common.h (strict_aliasing_warning): Change return type.
10938 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10939 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10940 (build_c_cast): Condition call to strict_aliasing_warning.
10941 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10942 * flags.h (set_Wstrict_aliasing): Declare.
10943 * opts.c (set_Wstrict_alising): Define, add call to.
10944 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10945 * tree-ssa-alias-warnings.c: New file.
10946 * tree-ssa-alias.c (compute_may_aliases): Add call to
10947 strict_aliasing_warning_backend.
10949 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10951 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10952 Use loop_depth and loop_outer accessor functions.
10953 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10954 determine_invariantness_stmt, move_computations_stmt): Ditto.
10955 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10956 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10957 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10958 * tree-scalar-evolution.c (interpret_loop_phi,
10959 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10960 instantiate_parameters_1, scev_const_prop): Ditto.
10961 * cfghooks.c (make_forwarder_block): Ditto.
10962 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10963 * modulo-sched.c (loop_canon_p): Ditto.
10964 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10965 slpeel_can_duplicate_loop_p): Ditto.
10966 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10967 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10968 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10969 cancel_loop, verify_loop_structure): Ditto.
10970 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10971 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10972 superloops vector instead of "pred" array.
10973 (establish_preds): Take father loop as an argument. Initialize the
10975 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10976 Do not initialize loop->outer.
10977 (flow_loop_tree_node_remove): Truncate the superloops vector.
10978 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10979 "pred" merged to "superloops" vector.
10980 (loop_depth, loop_outer): New.
10981 (fel_init): Use loop_outer.
10983 2007-05-11 Jan Hubicka <jh@suse.cz>
10985 * cgraphunit.c: Include gt-cgraphunit.h
10986 (static_ctors, static_dtors): New static vars.
10987 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10988 based on implementation in c-common.c
10989 (cgraph_finalize_function): Call record_cdtor_fn.
10990 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10991 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10992 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10993 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10994 build_cdtor, c_build_cdtor_fns): Remove.
10995 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10996 c_build_cdtor_fns): Remove prototype.
10998 2007-05-11 Paolo Carlini <pcarlini@suse.de>
11001 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
11002 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
11003 * builtins.c (fold_builtin_memchr): New.
11004 (expand_builtin_memchr): Call the latter.
11005 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
11006 * doc/extend.texi ([Other built-in functions provided by GCC]):
11009 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
11011 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
11012 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
11013 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
11014 PFPO_OP1_TYPE_SHIFT): Constants added.
11015 (DFP_ALL): Mode macro defined.
11016 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
11017 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
11018 Insn definitions added.
11019 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
11020 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
11023 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
11025 PR tree-optimization/31885
11026 * tree-chrec.c (chrec_contains_undetermined): Do not consider
11027 NULL_TREE to be undetermined.
11028 (automatically_generated_chrec_p): Return false for NULL.
11030 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11032 * config/bfin/bfin.h (MOVE_RATIO): Define.
11034 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11036 * config.gcc (sparc-wrs-vxworks): New target.
11037 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11038 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11039 * config/sparc/sparc.h: Include vxworks-dummy.h.
11040 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11041 include LABEL_REFs too.
11042 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11043 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11045 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11047 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11048 (sparc_emit_call_insn): New function.
11049 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11050 functions when generating VxWorks PIC.
11051 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11052 (call, call_value): Use sparc_emit_call_insn instead of
11055 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11057 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11059 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11061 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11062 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11063 split_double instead of operand_subword.
11065 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11067 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
11068 * config/bfin/bfin.c (bfin_local_alignment): New function.
11069 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
11071 2007-05-08 Chao-ying Fu <fu@mips.com>
11073 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
11074 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
11075 (smsub_widen_optab, umsub_widen_optab): Define.
11076 * optabs.c (init_optabs): Initialize smsub_widen_optab and
11078 * genopinit.c (optabs): Fill in smsub_widen_optab and
11080 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
11081 and umsub_widen_optab to implement multiply-subtract sequences.
11082 * config/mips/mips.md (*msac<u>_di): Rename to...
11083 (<u>msubsidi4): ...this. Extend condition to include
11084 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11085 of operand 0 to "ka" and use the three-operand form of msub<u>
11087 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
11090 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11092 PR rtl-optimization/28011
11093 * reload.c (push_reload): Set dont_share if IN appears in OUT
11094 also when IN is a PLUS rtx.
11095 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
11098 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
11100 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
11101 call unshare_all_decls.
11102 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
11103 (unshare_all_decls): Remove.
11105 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
11108 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
11111 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
11112 Nigel Stephens <nigel@mips.com>
11114 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
11115 Update comments and all uses.
11116 (MIN_FPRS_PER_FMT): Define.
11117 * config/mips/mips.c (function_arg): Fix to correctly handle
11118 the -mips32r2 -mfp64 -mabi=32 case.
11119 (override_options): Enable use of odd-numbered registers for
11120 SFmode values on MIPS32.
11121 (mips_save_reg_p): Save whole floating-point register pair if
11122 either half is used.
11123 (compute_frame_size): Fix comment.
11125 2007-05-08 Jie Zhang <jie.zhang@analog.com>
11127 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
11128 argument of type bool.
11129 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
11130 argument. Safely select temporary P register according to it.
11131 (do_link): Change call site of add_to_reg accordingly.
11132 (do_unlink): Add epilogue_p as a fourth argument and pass it
11134 (expand_interrupt_handler_epilogue): Change call of do_unlink
11136 (bfin_expand_prologue): Add a third argument sibcall_p.
11137 * config/bfin/bfin.md (epilogue): Change call of
11138 bfin_expand_epilogue accordingly.
11139 (sibcall_epilogue): Likewise.
11140 (eh_return_internal): Likewise.
11142 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
11143 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
11144 * config/bfin/bfin.c (bfin_handle_option): Handle
11145 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
11146 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
11147 Support bf534, bf536 and bf561.
11148 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
11150 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
11153 * config/i386/i386.c (ix86_function_regparm): Process local
11154 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
11156 2007-05-07 Mike Stump <mrs@apple.com>
11158 * doc/invoke.texi (Warning Options): Document that -Wempty-body
11159 also checks for and while statements in C++.
11161 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
11163 * gcc.c (at_file_supplied): New variable.
11164 (main): Set it if we expanded argv.
11165 (do_spec_1): Pass an @-file to the linker if we were called with
11166 an @-file argument and HAVE_GNU_LD.
11167 * collect2.c (at_file_supplied): New variable.
11168 (response_file): New variable.
11169 (collect_exit): Unlink response_file if necessary.
11170 (handler): Likewise.
11171 (do_wait): Likewise.
11172 (main): Set at_file_supplied if we expanded argv.
11173 (collect_execute): Pass an @-file to subprocesses if we were called
11174 with an @-file argument.
11175 * configure.ac: Add define for HAVE_GNU_LD.
11176 * configure: Regenerate.
11177 * config.in: Regenerate.
11179 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
11181 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
11182 operand to HI mode.
11187 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
11189 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
11190 (TARGET_ENCODE_SECTION_INFO): Re-define.
11191 (m32c_encode_section_info): New
11192 (function_vector_handler): New
11193 (current_function_special_page_vector): New
11194 (m32c_special_page_vector_p): New.
11195 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
11197 * config/m32c/jump.md: Added instruction JSRS for functions
11198 with attribute "function_vector".
11199 * doc/extend.texi (function_vector): Added description
11200 for M16C, M32C targets.
11202 2007-05-07 DJ Delorie <dj@redhat.com>
11205 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
11206 ashrpsi3, lshrpsi3): Update shift count constraint.
11208 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
11209 Nathan Froyd <froydnj@codesourcery.com>
11212 * c-incpath.c (add_path): Strip trailing path separators.
11214 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
11216 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
11217 Free dominance info before purging EH edges.
11218 (eliminate_degenerate_phis): Likewise.
11219 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
11221 2007-05-07 Jan Hubicka <jh@suse.cz>
11223 * gimplify.c (gimplify_expr): Do not crash when folding
11224 (void *)(int)&a + 4.
11226 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11229 * c-opts.c (lang_fortran): Make it non static.
11230 * c-common.h (lang_fortran): New prototype.
11231 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
11232 -lang-fortran option was passed by the driver.
11234 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
11236 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
11237 of ASSERT_CHECKING. Tweak message.
11239 2007-05-06 Revital Eres <eres@il.ibm.com>
11242 * loop-unroll.c (insert_var_expansion_initialization):
11243 Initialize the expansions with -zero instead of +zero.
11245 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
11247 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
11248 into pic and non-pic versions. Mark r19 as used for
11249 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
11250 for tgd_load, tld_load and tie_load .
11251 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
11252 version of tgd_load, tld_load and tie_load depending on the
11255 2007-05-04 Ulrich Drepper <drepper@redhat.com>
11256 Jakub Jelinek <jakub@redhat.com>
11258 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
11259 (__do_global_dtors_aux): Use more paranoid loop to run
11260 destructors if HIDDEN_DTOR_LIST_END.
11261 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
11263 2007-05-04 Jakub Jelinek <jakub@redhat.com>
11265 * varasm.c (align_variable): Don't increase alignment for
11266 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
11267 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
11269 2007-05-04 Josh Conner <jconner@apple.com>
11271 * basic-block.h (cdi_direction): Assign values to all enumeration
11273 (dom_computed): Remove.
11274 (dom_info_state): New.
11275 (set_dom_info_availability): New.
11276 * tree-ssa-loop-im.c (determine_invariantness): Initialize
11277 walk_data.dom_direction.
11278 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
11279 instead of dom_computed[].
11280 (split_edge): Likewise.
11281 (create_basic_block): Likewise.
11282 (merge_blocks): Likewise.
11283 * ifcvt.c (find_if_header): Likewise.
11284 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
11285 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
11286 * tree-ssa.c (verify_ssa): Likewise.
11287 * tree-cfg.c (tree_verify_flow_info): Likewise.
11288 (remove_edge_and_dominated_blocks): Likewise.
11289 * dominance.c (dom_computed): Make static.
11290 (calc_dfs_tree_nonrec): Change third param to a bool.
11291 (calc_dfs_tree): Change second param to a bool.
11292 (calc_idioms): Change second param to a bool. Use
11293 dom_convert_dir_to_idx.
11294 (init_dom_info): Validate dir before using.
11295 (dom_convert_dir_to_idx): New.
11296 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
11297 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
11298 (free_dominance_info): Use dom_convert_dir_to_idx.
11299 (get_immediate_dominator): Likewise.
11300 (set_immediate_dominator): Likewise.
11301 (get_dominated_by): Likewise.
11302 (redirect_immediate_dominators): Likewise.
11303 (nearest_common_denominator): Likewise.
11304 (dominated_by_p): Likewise.
11305 (bb_dom_dfs_in): Likewise.
11306 (bb_dom_dfs_out): Likewise.
11307 (recount_dominator): Likewise.
11308 (iterate_fix_dominators): Likewise.
11309 (add_to_dominance_info): Likewise.
11310 (delete_from_dominance_info): Likewise.
11311 (first_dom_son): Likewise.
11312 (next_dom_son): Likewise.
11313 (dom_info_available_p): Likewise.
11314 (dom_info_state): New.
11315 (set_dom_info_availability): New.
11317 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11319 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
11321 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
11323 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11325 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11326 (subdi3, subdi_carry): Delete.
11328 2007-05-04 Jan Hubicka <jh@suse.cz>
11329 Richard Guenther <rguenther@suse.de>
11331 * opts.c (decode_options): Do not fiddle with inlining
11332 parameters in case of optimizing for size.
11333 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11334 for size do nothing.
11335 (cgraph_decide_inlining_of_small_function): When optimizing for
11336 size never inline functions increasing caller size.
11337 (cgraph_early_inlining): Inline for size when optimizing for size.
11339 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11341 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11342 logical operations piecewise.
11343 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11344 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11345 subdi_sesidi_di): Delete.
11346 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11347 the generated sequence. Allow three-reg add in constraints. Rewrite
11348 the rtl expression for carry to avoid zero_extend of a constant.
11349 (sub_with_carry): New pattern.
11350 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11351 different sequence not involving jumps.
11352 (notbi): Now a named pattern.
11354 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11356 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11357 Add the note about a significant loss of accuracy of some
11358 mathematical routines when these options are used.
11360 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11362 * haifa-sched.c (rtx_vec_t): New typedef.
11363 (contributes_to_priority_p): Extract piece of priority () into new
11365 (priority): Use the function. Add assertion.
11366 (rank_for_schedule, set_priorities): Add assertion to check that
11367 insn's priority is initialized.
11368 (clear_priorities, calc_priorities): Change signature. Make it update
11369 all relevant insns. Update all callers ('add_to_speculative_block ()'
11370 and 'create_block_check_twin ()').
11371 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11372 Add new field 'priority_status'.
11373 (INSN_PRIORITY_STATUS): New macro.
11374 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11376 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11378 * sched-ebb.c (debug_ebb_dependencies): New static function.
11379 (init_ready_list): Use it.
11381 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11382 with changed signature and 'debug_rgn_dependencies ()'.
11383 (debug_rgn_dependencies): New static function.
11384 (init_ready_list): Use it.
11386 * sched-int.h (debug_dependencies): Declare.
11388 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11390 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11392 2007-05-04 Dirk Mueller <dmueller@suse.de>
11394 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11396 2007-05-03 Jan Hubicka <jh@suse.cz>
11398 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11399 ((T1)X op (T1)Y), for pointer type in more cases than before.
11401 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11403 * tree-object-size.c (plus_expr_object_size): When operand size is
11404 unknown, return unknown.
11406 2007-05-03 Dirk Mueller <dmueller@suse.de>
11408 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11410 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11413 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11415 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11417 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11419 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11421 * config/soft-fp/double.h, config/soft-fp/extended.h,
11422 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11423 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11424 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11425 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11428 2007-05-03 Ian Lance Taylor <iant@google.com>
11430 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11431 MASK_PPC_GFXOPT for 8540 or 8548.
11433 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11435 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11436 vect_print_dump_info() to output debug information.
11438 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11441 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11442 operands of size 2 when operand is not MEM_P.
11444 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11446 PR tree-optimization/30565
11447 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11449 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11451 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11452 (umulsi3_highpart): Use them.
11453 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11454 for final accumulator to D regisster tranfser.
11456 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11458 PR tree-optimization/31699
11459 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11461 (vect_enhance_data_refs_alignment): Compute peel amount using
11462 TYPE_VECTOR_SUBPARTS instead of vf.
11463 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11465 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11468 * system.h: Remove inclusion of double-int.h
11469 * tree.h: Include double-int.h
11470 * gengtype.c: Likewise
11471 * cfgloop.h: Likewise
11472 * Makefile.in: Adjust dependencies on double-int.h
11474 2007-05-02 Eric Christopher <echristo@apple.com>
11476 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11477 -shared to -Zdynamiclib.
11479 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11482 * c-common.c (strip_pointer_or_array_types): New function.
11483 * c-common.h (strip_pointer_or_array_types): New function declaration.
11485 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11487 PR tree-optimization/31771
11488 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11490 2007-05-02 Paul Brook <paul@codesourcery.com>
11492 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11494 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11496 PR middle-end/29715
11497 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11500 2007-05-02 Nick Clifton <nickc@redhat.com>
11502 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11504 2007-05-02 Richard Guenther <rguenther@suse.de>
11506 PR tree-optimization/31146
11507 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11508 argument, single_use_p. If we have a single use that is
11509 a conversion to the definition rhs type, propagate that rhs.
11510 (forward_propagate_addr_expr): Pass single_use_p argument
11511 to forward_propagate_addr_expr_1.
11513 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11515 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11518 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11520 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11521 'AMD Family 10 core'.
11523 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11525 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11526 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11527 with SSE3 instruction set support.
11528 * doc/invoke.texi: Likewise.
11530 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11532 * config/i386/i386.c (override_options): Tuning 32-byte loop
11533 alignment for amdfam10 architecture. Increasing the max loop
11534 alignment to 24 bytes.
11536 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11538 * config/m68k/constraints.md: New.
11539 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11540 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11541 EXTRA_CONSTRAINT): Remove.
11542 * config/m68k/m68k.md: Include constraints.md.
11543 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11545 2007-05-01 Ian Lance Taylor <iant@google.com>
11547 PR tree-optimization/31739
11548 * tree-vrp.c (vrp_val_is_max): New static function.
11549 (vrp_val_is_min): New static function.
11550 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11552 (set_value_range): Use vrp_val_is_{max,min}.
11553 (extract_range_from_assert): Likewise.
11554 (extract_range_from_binary_expr): Likewise.
11555 (extract_range_from_unary_expr): Likewise.
11556 (dump_value_range, vrp_meet): Likewise.
11557 (vrp_visit_phi_node): Likewise.
11558 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11560 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11562 * config/i386/gmon-sol2.c (size_t): New type.
11563 (intptr_t): Likewise.
11564 (s_textsize): Declare as size_t.
11566 (monstartup): Use size_t for sizes.
11567 (_mcount): Save and restore registers.
11568 (internal_mcount): Pass 0 as the first argument to monstartup
11570 (moncontrol): Convert pointer to appropriately sized integer
11571 before passing to profil.
11573 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11575 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11576 __NO_FPRS__, not just if _SOFT_DOUBLE.
11577 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11578 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11579 also for E500 double.
11580 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11581 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11584 2007-05-01 Richard Guenther <rguenther@suse.de>
11586 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11589 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11591 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11593 2007-05-01 Jan Hubicka <jh@suse.cz>
11595 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11598 2007-05-01 Jan Hubicka <jh@suse.cz>
11600 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11601 (maybe_fold_offset_to_reference): Declare.
11602 * fold-const.c (fold_unary): Do not fold
11603 (type *)&A into &A->field_of_type_and_offset_0
11604 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11605 size is unknown, give up.
11606 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11608 (maybe_fold_offset_to_reference): New.
11609 (maybe_fold_stmt_indirect): Use it.
11610 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11611 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11613 (gimplify_expr): Likewise for plus_expr.
11615 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11617 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11618 bsi_after_labels. Always insert statements before bsi.
11619 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11620 * predict.c (apply_return_prediction): Check for empty blocks.
11621 * cfgexpand.c (lab_rtx_for_bb): New variable.
11622 (label_rtx_for_bb): Do not create new tree labels.
11623 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11624 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11625 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11627 (label_for_bb): Add field used.
11628 (update_eh_label, main_block_label): Mark the label used.
11629 (cleanup_dead_labels): Remove unused labels.
11631 2007-05-01 Richard Guenther <rguenther@suse.de>
11633 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11634 if it is not about to be set.
11635 (get_value_range): Do not pre-allocate equiv bitmap.
11636 (update_value_range): No need to clear equiv field.
11637 (add_equivalence): Change prototype to get bitmap pointer.
11638 Allocate bitmap here if it is not already.
11639 (extract_range_from_assert): Do not allocate bitmap here.
11640 Update callers to add_equivalence.
11641 (extract_range_from_ssa_name): Likewise.
11642 (get_vr_for_comparison): New static helper.
11643 (compare_name_with_value): Handle NULL equiv bitmap by
11644 peeling the first iteration of the comparison loop.
11645 Use get_vr_for_comparison.
11646 (compare_names): Handle NULL equiv bitmaps by using fake
11647 ones. Use get_vr_for_comparison.
11649 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11651 * double-int.c (mpz_set_double_int): Moved from
11652 tree-ssa-loop-niter.c.
11653 (mpz_get_double_int): Likewise; also, add option to wrap
11654 out-of-range integers.
11655 * double-int.h: New prototypes for above.
11656 * tree.c (get_static_type_bounds): Moved from
11657 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11658 TYPE_MAX_VALUE if they exist..
11659 * tree.h: New prototype for above.
11660 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11661 get_type_bounds calls.
11662 (mpz_set_double_int): Move to double-int.c.
11663 (get_type_bounds): Move to tree.c, rename to
11664 get_static_type_bounds.
11665 (mpz_to_double_int): Move to double-int.c, rename to
11666 mpz_get_double_int.
11668 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11670 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11671 DIV0 exception can fall through to a normal return.
11673 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11675 PR middle-end/22156
11676 Temporarily revert:
11677 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11678 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11679 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11680 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11681 initialize align to silence bogus warning.
11682 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11683 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11685 (struct sra_walk_fns): Remove use_all parameter from use.
11686 (sra_hash_tree): Handle BIT_FIELD_REFs.
11687 (sra_elt_hash): Don't hash bitfld blocks.
11688 (sra_elt_eq): Skip them in parent compares as well. Handle
11690 (sra_walk_expr): Don't maintain or pass down use_all_p.
11691 (scan_use): Remove use_all parameter.
11692 (scalarize_use): Likewise. Re-expand assignment to
11693 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11694 output, and re-scalarize after output. Don't mark anything
11696 (scalarize_ldst): Adjust.
11697 (scalarize_walk_gimple_modify_statement): Likewise.
11698 (build_element_name_1): Handle BIT_FIELD_REFs.
11699 (instantiate_element): Don't warn for any element whose parent
11700 is used as a whole.
11701 (instantiate_missing_elements_1): Return the sra_elt.
11702 (canon_type_for_field): New.
11703 (try_instantiate_multiple_fields): New.
11704 (instantiate_missing_elemnts): Use them.
11705 (mark_no_warning): Removed.
11706 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11707 (REPLDUP, sra_build_elt_assignment): New.
11708 (generate_copy_inout): Use them.
11709 (generate_element_copy): Likewise. Handle bitfld differences.
11710 (generate_element_zero): Don't recurse for blocks. Use
11711 sra_build_elt_assignment.
11712 (generate_one_element_int): Take elt instead of var. Use
11713 sra_build_elt_assignment.
11714 (generate_element_init_1): Adjust.
11715 (scalarize_use, scalarize_copy): Use REPLDUP.
11716 (scalarize_ldst): Move assert before dereference.
11717 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11719 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11722 * tree.c (reconstruct_complex_type): Reconstruct a reference
11724 Also use the same mode for the pointer as the old pointer type.
11726 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11728 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11731 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11733 PR rtl-optimization/31676
11734 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11735 (df_refs_record): Call it.
11737 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11739 * rtl.def (SS_ABS): New code.
11740 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11741 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11742 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11743 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11744 (bfin_init_builtins): Define them.
11745 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11746 (bfin_expand_builtin): ... and handle the others here.
11747 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11748 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11749 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11750 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11751 operand is only HImode.
11753 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11755 * regclass.c (scan_one_insn): Remove splitting of
11758 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11759 Nigel Stephens <nigel@mips.com>
11761 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11763 2007-04-28 Jan Hubicka <jh@suse.cz>
11765 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11766 insn_locators_alloc instead of insn_locators_initialize;
11767 call reset_block_changes.
11768 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11769 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11770 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11771 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11772 * config/score/score.c (th_output_mi_thunk): Likewise.
11773 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11774 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11775 tolerate uninitialized locator info.
11778 * function.c (init_function_start): Don't init line number info.
11779 (expand_function_end): Update.
11780 (reset_block_changes, record_block_change, finalize_block_changes,
11781 check_block_change, free_block_changes): Kill.
11782 * function.h (reset_block_changes, record_block_change,
11783 finalize_block_changes, check_block_change, free_block_changes):
11785 (struct function): Remove ib_boundaries_block.
11786 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11787 Use curr_insn_locator to initialize locator.
11788 (emit_line_note): Remove.
11789 * cfgexpand.c (expand_gimple_cond_expr): Update.
11790 (construct_exit_block): Likewise.
11791 (tree_expand_cfg): Initialize/finalize locators.
11792 * expr.c (expand_expr_real): Update.
11793 * cfglayout.c (line_locators_locs, line_locators_lines,
11794 file_locators_locs, file_locators_files): Remove.
11795 (set_block_levels): Move to cfgexpand.c.
11796 (insn_locators_initialize): Remove.
11797 (pass_insn_locators_initialize): Remove.
11798 (locations_locators_locs, locations_locators_vals): New static vars.
11799 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11801 (insn_locators_alloc, insn_locators_finalize,
11802 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11804 (locator_location): New.
11805 (locator_line, locator_file): Rewrite.
11806 * rtl.h (emit_line_note): Kill.
11807 (insn_locators_alloc, insn_locators_finalize,
11808 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11810 * tree-inline.c (initialize_cfun): Do not initialize
11811 ib_boundaries_block.
11812 * passes.c (pass_insn_locators_initialize): Remove.
11814 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11816 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11817 info. Update last_basic_block correctly.
11819 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11822 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11823 register itself to hold the offset constant. Tell flow the use
11824 of r4 and r5 when they are used.
11826 2007-04-27 Richard Guenther <rguenther@suse.de>
11828 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11829 if we simplified anything.
11830 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11831 warnings until we did a simplification and the stmt was not
11832 marked as TREE_NO_WARNING.
11834 2007-04-27 Mike Stump <mrs@apple.com>
11836 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11838 2007-04-27 Ian Lance Taylor <iant@google.com>
11840 PR middle-end/31710
11841 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11842 TYPE_MAX_VALUE exist, convert them to the new type.
11844 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11846 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11847 if it claims to be available.
11848 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11849 edge is redirected.
11850 (perform_tree_ssa_dce): Always free postdominators.
11852 2007-04-27 Richard Henderson <rth@redhat.com>
11854 * config/alpha/predicates.md (aligned_memory_operand): Mark
11855 as define_special_predicate.
11856 (unaligned_memory_operand, normal_memory_operand): Likewise.
11857 (reg_or_unaligned_mem_operand): Remove.
11858 (any_memory_operand): Match the documentation and check for
11859 non-renumbered pseudos during reload.
11860 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11861 alpha_secondary_reload_class, update to new interface, make static.
11862 Handle CQImode like HImode. Remove FP subreg check.
11863 (alpha_expand_mov): Use replace_equiv_address.
11864 (alpha_expand_mov_nobwx): Use any_memory_operand.
11865 (TARGET_SECONDARY_RELOAD): New.
11866 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11867 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11868 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11869 * config/alpha/alpha.md: ... here.
11870 (RELOAD12, reloadmode): New.
11872 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11873 Don't handle the aligned case here.
11874 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11875 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11876 reload_inhi_help. Don't expect a scratch register.
11877 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11879 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11881 2007-04-27 Richard Guenther <rguenther@suse.de>
11883 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11885 2007-04-27 Richard Guenther <rguenther@suse.de>
11887 PR tree-optimization/30965
11888 PR tree-optimization/30978
11889 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11890 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11891 (find_equivalent_equality_comparison): Likewise.
11892 (simplify_cond): Likewise.
11893 (get_prop_source_stmt): New helper.
11894 (get_prop_dest_stmt): Likewise.
11895 (can_propagate_from): Likewise.
11896 (remove_prop_source_from_use): Likewise.
11897 (combine_cond_expr_cond): Likewise.
11898 (forward_propagate_comparison): New function.
11899 (forward_propagate_into_cond): Rewrite to use fold for
11901 (tree_ssa_forward_propagate_single_use_vars): Call
11902 forward_propagate_comparison to propagate comparisons.
11904 2007-04-27 Richard Guenther <rguenther@suse.de>
11906 PR tree-optimization/31715
11907 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11908 sure to do computation on the offset in an appropriate
11911 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11913 * reload.h (elimination_target_reg_p): Declare.
11914 * reload.c (find_reloads): Don't apply the reg_rtx move
11915 optimization if the SET_DEST satisfies elimination_target_reg_p.
11916 * reload1.c (elimination_target_reg_p): New function.
11917 (gen_reload): In the move/add2 fallback, make sure that op0
11918 does not overlap the destination register.
11920 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11922 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11923 transform only GIMPLE_MODIFY_STMTs.
11924 * tree-complex.c (expand_complex_operations_1): Ditto.
11925 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11926 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11927 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11929 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11930 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11931 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11932 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11933 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11934 slpeel_add_loop_guard): Ditto.
11935 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11936 * lambda-code.c (perfect_nestify): Ditto.
11937 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11938 before the first statement.
11939 * tree-optimize.c (execute_free_datastructures): Fix comments.
11940 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11941 * tree-flow.h (disband_implicit_edges): Declaration removed.
11942 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11944 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11945 COND_EXPRs without gotos.
11946 (disband_implicit_edges, has_label_p): Removed.
11947 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11948 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11950 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11952 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11953 also for COND_EXPRs.
11954 * cfgexpand.c (label_rtx_for_bb): New function.
11955 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11956 Use label_rtx_for_bb to find the labels.
11957 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11958 last block. Detect fallthru edges.
11960 2007-04-26 Ian Lance Taylor <iant@google.com>
11963 * reload.c (find_reloads_subreg_address): If the address was valid
11964 in the original mode but not in the new mode, reload the whole
11967 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11969 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11970 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11971 (cleanup_control_expr_graph): Do not invalidate dominance info.
11972 Record altered blocks.
11973 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11974 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11975 cleanup_tree_cfg_bb): New functions.
11976 (remove_forwarder_block): Do not maintain the worklist of blocks.
11977 Record altered blocks.
11978 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11979 not over whole cfg.
11980 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11981 delete_unreachable_blocks if dominators are not available.
11982 * tree-inline.c (optimize_inline_calls): Free dominance information
11984 * tree-flow.h (remove_edge_and_dominated_blocks,
11985 cfgcleanup_altered_bbs): Altered.
11986 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11988 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11990 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11991 do not invalidate dominators.
11993 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11995 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11996 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11997 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11998 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12000 2007-04-26 Steve Ellcey <sje@cup.hp.com>
12002 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
12004 2007-04-26 Richard Guenther <rguenther@suse.de>
12006 PR tree-optimization/31703
12007 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
12008 the right type for the target of the bittest.
12010 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12012 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
12013 ix86_sol10_return_in_memory.
12015 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12017 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
12020 2007-04-26 Jakub Jelinek <jakub@redhat.com>
12023 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
12025 PR tree-optimization/30558
12026 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
12027 clear this_state.prev_try.
12029 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12030 Mark Mitchell <mark@codesourcery.com>
12032 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
12033 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
12034 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12036 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12039 * doc/invoke.texi (%:print-asm-header): Document.
12040 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12042 (static_spec_functions): Add print-asm-header.
12043 (main): Print a banner before the --target-help linker options.
12044 (print_asm_header_spec_function): New function.
12046 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12049 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12050 (movsf_ie): Likewise.
12052 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12054 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12056 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12058 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12059 exception for divide-by-zero.
12060 (__umodsi3, __modsi3): Likewise.
12062 2007-04-25 Dirk Mueller <dmueller@suse.de>
12064 * c-typeck.c (build_compound_expr): Annotate warning()
12065 call with OPT_Wunused_value.
12066 * tree-ssa.c (warn_uninit): Annotate warning with
12068 * c-common.c (handle_sentinel_attribute): Annotate warning
12069 call with OPT_Wattributes.
12071 2007-04-25 Thiemo Seufer <ths@mips.com>
12073 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
12074 (mips16): Fix typo.
12075 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
12076 on to the assembler. Improve handling of -mno-mips16. Add handling
12077 of -mno-mips3d, -mno-dsp, -mno-dspr2.
12078 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
12079 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
12080 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
12082 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
12085 * config/i386/winnt.c (i386_pe_file_end): Strip only
12086 USER_LABEL_PREFIX when writing export name.
12088 2007-04-25 Richard Sandiford <richard@codesourcery.com>
12090 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
12091 sh/elf.h, vx-common.h and vxworks.h.
12092 * config/sh/sh.h: Include config/vxworks-dummy.h.
12093 (SUBTARGET_OVERRIDE_OPTIONS): Define.
12094 (OVERRIDE_OPTIONS): Use it.
12095 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
12096 (vxworks_picreg): New pattern.
12097 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
12098 VXWORKS_OS_CPP_BUILTINS.
12099 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
12100 to their VXWORKS_* equivalents.
12101 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
12102 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
12103 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
12104 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
12105 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
12106 -mrtp/-fPIC multilibs.
12107 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
12108 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
12109 (MULTILIB_OSDIRNAMES): Delete.
12111 2007-04-25 Anatoly Sokolov <aesok@post.ru>
12114 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
12116 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
12118 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
12119 rounding mode to be specified by the caller.
12120 (real_to_mpfr) Likewise.
12121 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
12122 include new arguments.
12123 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
12125 2007-04-24 Ian Lance Taylor <iant@google.com>
12127 PR tree-optimization/31605
12128 * tree-vrp.c (set_value_range): Check that min and max are not
12129 both overflow infinities.
12130 (set_value_range_to_value): New static function.
12131 (extract_range_from_binary_expr): Call set_value_range_to_value.
12132 (extract_range_from_cond_expr): Likewise.
12133 (extract_range_from_expr): Likewise.
12134 (extract_range_from_unary_expr): Likewise. Don't create a range
12135 which overflows on both sides.
12136 (vrp_meet): Check for a useless range.
12137 (vrp_visit_phi_node): If we see a constant which looks like an
12138 overflow infinity, turn off the TREE_OVERFLOW flag.
12140 2007-04-24 Ian Lance Taylor <iant@google.com>
12142 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
12144 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
12146 PR diagnostic/25923
12147 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
12148 diagnostic message is being built.
12149 * tree-pretty-print.c (dump_generic_node): Only write the
12150 formatted text into BUFFER's stream if we are not building a
12151 diagnostic message.
12152 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
12154 * Makefile.in (toplev.o): Depend on tree-pass.h.
12156 2007-04-24 Ian Lance Taylor <iant@google.com>
12158 PR tree-optimization/31602
12159 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
12160 conditionals in the copied loop header.
12161 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
12162 warnings if TREE_NO_WARNING is set.
12163 * doc/invoke.texi (Warning Options): Clarify that
12164 -Wstrict-overflow does not warn about loops.
12166 2007-04-24 Janis Johnson <janis187@us.ibm.com>
12168 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
12169 expand on the comment about _Decimal128 arguments and check the
12170 integer result of the modulus operation; for 64-bit ELF ABI, ensure
12171 that _Decimal128 argument uses even/odd register pair.
12172 (function_arg): Ditto.
12174 2007-04-24 Hui-May Chang <hm.chang@apple.com>
12176 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
12177 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
12179 2007-04-24 Richard Guenther <rguenther@suse.de>
12180 Olga Golovanevsky <olga@il.ibm.com>
12182 * fold-const.c (multiple_of_p): Check for bottom
12185 2007-04-24 Richard Henderson <rth@redhat.com>
12187 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
12188 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
12189 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
12190 looking for non-zero bits shifted out. Avoid a recursive call
12191 when constructing the scalar.
12192 (__floatundisf): Likewise.
12194 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
12196 * dwarf2out.c (field_byte_offset): Move the existing logic
12197 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
12198 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
12200 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12203 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
12204 length argument of 0 for memset.
12205 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
12206 unsigned shift instead of the signed variant.
12208 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12210 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
12211 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
12212 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
12213 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
12214 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
12215 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
12216 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
12217 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
12218 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
12219 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
12220 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
12221 "mul<mode>3", "div<mode>3"): Insn definitions added.
12222 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
12223 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
12224 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
12225 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
12226 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
12227 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
12228 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
12229 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
12230 TARGET_FLOAT_FORMAT): Macro definitions removed.
12231 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
12232 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
12233 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
12234 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
12235 (s390_gen_rtx_const_DI): Function removed.
12236 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
12238 2007-04-24 Richard Sandiford <richard@codesourcery.com>
12240 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
12241 over an external ffs function.
12243 2007-04-24 Chao-ying Fu <fu@mips.com>
12244 Richard Sandiford <richard@nildram.co.uk>
12246 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
12247 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
12248 (smadd_widen_optab, umadd_widen_optab): Define.
12249 * optabs.c (init_optabs): Initialize smadd_widen_optab and
12251 * genopinit.c (optabs): Fill in smadd_widen_optab and
12253 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
12254 and umadd_widen_optab to implement multiply-add sequences.
12255 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
12256 (<u>maddsidi4): ...this. Extend condition to include
12257 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12258 of operand 0 to "ka" and use the three-operand form of madd<u>
12260 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
12262 * config/mips/constraints.md (ka): New register constraint.
12264 2007-04-24 Jan Hubicka <j@suse.cz>
12268 2007-04-23 Jan Hubicka <jh@suse.cz>
12269 * function.c (init_function_start): Don't init line number info.
12270 (expand_function_end): Update.
12271 (reset_block_changes, record_block_change, finalize_block_changes,
12272 check_block_change, free_block_changes): Kill.
12273 * function.h (reset_block_changes, record_block_change,
12274 finalize_block_changes, check_block_change, free_block_changes):
12276 (struct function): Remove ib_boundaries_block.
12277 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12278 Use curr_insn_locator to initialize locator.
12279 (emit_line_note): Remove.
12280 * cfgexpand.c (expand_gimple_cond_expr): Update.
12281 (construct_exit_block): Likewise.
12282 (tree_expand_cfg): Initialize/finalize locators.
12283 * expr.c (expand_expr_real): Update.
12284 * cfglayout.c (line_locators_locs, line_locators_lines,
12285 file_locators_locs, file_locators_files): Remove.
12286 (set_block_levels): Move to cfgexpand.c.
12287 (insn_locators_initialize): Remove.
12288 (pass_insn_locators_initialize): Remove.
12289 (locations_locators_locs, locations_locators_vals): New static vars.
12290 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12292 (insn_locators_alloc, insn_locators_finalize,
12293 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12295 (locator_location): New.
12296 (locator_line, locator_file): Rewrite.
12297 * rtl.h (emit_line_note): Kill.
12298 (insn_locators_alloc, insn_locators_finalize,
12299 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12301 * tree-inline.c (initialize_cfun): Do not initialize
12302 ib_boundaries_block.
12303 * passes.c (pass_insn_locators_initialize): Remove.
12305 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
12307 * doc/invoke.texi: Removed leading '-' from option index entries.
12309 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
12311 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
12313 (create_phi_node): Use set_phi_nodes.
12314 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
12315 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
12316 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
12317 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
12318 (bsi_start, bsi_last): Use bb_stmt_list.
12319 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12320 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
12321 Traverse the statements using tsi iterator.
12322 * basic-block.h (struct basic_block_def): Fields stmt_list
12323 and phi_nodes moved to ...
12324 (struct tree_bb_info): ... new structure.
12325 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12326 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12327 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12328 (tree_verify_flow_info): Verify that il.tree is not set for
12329 entry and exit block.
12330 (tree_split_block): Use set_bb_stmt_list.
12332 2007-04-23 Mike Stump <mrs@apple.com>
12334 * config/i386/i386.c (ix86_tune_features
12335 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12338 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12340 * config/i386/i386.md (prefix_extra): New attribute.
12341 (length): Add prefix_extra.
12343 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12344 (sse2_movntv2di): Likewise.
12345 (sse2_cvtps2dq): Likewise.
12346 (sse2_cvtpd2pi): Likewise.
12347 (sse2_cvttpd2pi): Likewise.
12348 (*sse2_cvtpd2ps): Likewise.
12349 (*add<mode>3): Likewise.
12350 (sse2_ssadd<mode>3): Likewise.
12351 (sse2_usadd<mode>3): Likewise.
12352 (*sub<mode>3): Likewise.
12353 (sse2_sssub<mode>3): Likewise.
12354 (sse2_ussub<mode>3): Likewise.
12355 (*mulv8hi3): Likewise.
12356 (*smulv8hi3_highpart): Likewise.
12357 (*umulv8hi3_highpart): Likewise.
12358 (sse2_umulv2siv2di3): Likewise.
12359 (sse2_pmaddwd): Likewise.
12360 (ashr<mode>3): Likewise.
12361 (lshr<mode>3): Likewise.
12362 (ashl<mode>3): Likewise.
12363 (sse2_ashlti3): Likewise.
12364 (sse2_lshrti3): Likewise.
12365 (*umaxv16qi3): Likewise.
12366 (*smaxv8hi3): Likewise.
12367 (*uminv16qi3): Likewise.
12368 (*sminv8hi3): Likewise.
12369 (sse2_eq<mode>3): Likewise.
12370 (sse2_gt<mode>3): Likewise.
12371 (*and<mode>3): Likewise.
12372 (sse2_nand<mode>3): Likewise.
12373 (*ior<mode>3): Likewise.
12374 (*xor<mode>3): Likewise.
12375 (sse2_packsswb): Likewise.
12376 (sse2_packssdw): Likewise.
12377 (sse2_packuswb): Likewise.
12378 (sse2_punpckhbw): Likewise.
12379 (sse2_punpcklbw): Likewise.
12380 (sse2_punpckhwd): Likewise.
12381 (sse2_punpcklwd): Likewise.
12382 (sse2_punpckhdq): Likewise.
12383 (sse2_punpckldq): Likewise.
12384 (sse2_punpckhqdq): Likewise.
12385 (sse2_punpcklqdq): Likewise.
12386 (*sse2_pinsrw): Likewise.
12387 (*sse2_pextrw): Likewise.
12388 (sse2_pshufd_1): Likewise.
12389 (sse2_uavgv16qi3): Likewise.
12390 (sse2_uavgv8hi3): Likewise.
12391 (sse2_psadbw): Likewise.
12392 (sse2_pmovmskb): Likewise.
12393 (*sse2_maskmovdqu): Likewise.
12394 (*sse2_maskmovdqu_rex64): Likewise.
12395 (sse4a_extrqi): Likewise.
12396 (sse4a_extrq): Likewise.
12397 (sse3_lddqu): Set prefix_rep.
12398 (sse3_addsubv4sf3): Likewise.
12399 (sse3_haddv4sf3): Likewise.
12400 (sse3_hsubv4sf3): Likewise.
12401 (sse_cvtss2si): Likewise.
12402 (sse_cvtss2si_2): Likewise.
12403 (sse_cvtss2siq): Likewise.
12404 (sse_cvtss2siq_2): Likewise.
12405 (sse_cvttss2si): Likewise.
12406 (sse_cvttss2siq): Likewise.
12407 (sse2_cvttps2dq): Likewise.
12408 (sse3_movshdup): Likewise.
12409 (sse3_movsldup): Likewise.
12410 (sse2_cvtsd2si): Likewise.
12411 (sse2_cvtsd2si_2): Likewise.
12412 (sse2_cvtsd2siq): Likewise.
12413 (sse2_cvtsd2siq_2): Likewise.
12414 (sse2_cvttsd2si): Likewise.
12415 (sse2_cvttsd2siq): Likewise.
12416 (*sse2_cvtpd2dq): Likewise.
12417 (*sse2_cvttpd2dq): Likewise.
12418 (sse2_pshuflw_1): Likewise.
12419 (sse2_pshufhw_1): Likewise.
12420 (sse4a_insertqi): Likewise.
12421 (sse4a_insertq): Likewise.
12422 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12423 (ssse3_phadddv4si3): Likewise.
12424 (ssse3_phaddswv8hi3): Likewise.
12425 (ssse3_phsubwv8hi3): Likewise.
12426 (ssse3_phsubdv4si3): Likewise.
12427 (ssse3_phsubswv8hi3): Likewise.
12428 (ssse3_pmaddubswv8hi3): Likewise.
12429 (ssse3_pmulhrswv8hi3): Likewise.
12430 (ssse3_pshufbv16qi3): Likewise.
12431 (ssse3_psign<mode>3): Likewise.
12432 (ssse3_palignrti): Likewise.
12433 (abs<mode>2): Likewise.
12434 (ssse3_phaddwv4hi3): Set prefix_extra.
12435 (ssse3_phadddv2si3): Likewise.
12436 (ssse3_phaddswv4hi3): Likewise.
12437 (ssse3_phsubwv4hi3): Likewise.
12438 (ssse3_phsubdv2si3): Likewise.
12439 (ssse3_phsubswv4hi3): Likewise.
12440 (ssse3_pmaddubswv4hi3): Likewise.
12441 (ssse3_pmulhrswv4hi3): Likewise.
12442 (ssse3_pshufbv8qi3): Likewise.
12443 (ssse3_psign<mode>3): Likewise.
12444 (ssse3_palignrdi): Likewise.
12445 (abs<mode>2): Likewise.
12446 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12447 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12448 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12450 2007-04-23 Nick Clifton <nickc@redhat.com>
12452 * params.def: Fix formatting of emacs local variables.
12454 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12456 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12457 move if inter-unit move isn't allowed.
12458 Don't split moving the first element of V2DI to DI to inter-unit
12459 move if inter-unit move isn't allowed.
12461 2007-04-23 Richard Guenther <rguenther@suse.de>
12463 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12464 and CDI_POST_DOMINATORS separately.
12466 2007-04-23 Nick Clifton <nickc@redhat.com>
12468 * c.opt (Wformat-contains-nul): Add warning attribute.
12470 2007-04-23 Jan Hubicka <jh@suse.cz>
12472 * function.c (init_function_start): Don't init line number info.
12473 (expand_function_end): Update.
12474 (reset_block_changes, record_block_change, finalize_block_changes,
12475 check_block_change, free_block_changes): Kill.
12476 * function.h (reset_block_changes, record_block_change,
12477 finalize_block_changes, check_block_change, free_block_changes):
12479 (struct function): Remove ib_boundaries_block.
12480 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12481 Use curr_insn_locator to initialize locator.
12482 (emit_line_note): Remove.
12483 * cfgexpand.c (expand_gimple_cond_expr): Update.
12484 (construct_exit_block): Likewise.
12485 (tree_expand_cfg): Initialize/finalize locators.
12486 * expr.c (expand_expr_real): Update.
12487 * cfglayout.c (line_locators_locs, line_locators_lines,
12488 file_locators_locs, file_locators_files): Remove.
12489 (set_block_levels): Move to cfgexpand.c.
12490 (insn_locators_initialize): Remove.
12491 (pass_insn_locators_initialize): Remove.
12492 (locations_locators_locs, locations_locators_vals): New static vars.
12493 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12495 (insn_locators_alloc, insn_locators_finalize,
12496 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12498 (locator_location): New.
12499 (locator_line, locator_file): Rewrite.
12500 * rtl.h (emit_line_note): Kill.
12501 (insn_locators_alloc, insn_locators_finalize,
12502 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12504 * tree-inline.c (initialize_cfun): Do not initialize
12505 ib_boundaries_block.
12506 * passes.c (pass_insn_locators_initialize): Remove.
12508 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12510 PR middle-end/31448
12511 * expr.c (reduce_to_bit_field_precision): Handle
12514 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12516 PR tree-optimization/24659
12517 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12518 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12519 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12520 * genopinit.c (optabs): Rename vec_pack_mod_optab
12521 to vec_pack_trunc_optab.
12522 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12523 early for scalar floating point operands for NOP_EXPR.
12524 (vectorizable_type_promotion): Ditto.
12525 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12526 vec_pack_trunc_optab.
12527 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12529 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12530 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12531 Rename from VEC_PACK_MOD_EXPR.
12532 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12533 * expr.c (expand_expr_real_1): Ditto.
12534 * tree-inline.c (estimate_num_insns_1): Ditto.
12535 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12537 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12538 (vec_unpacks_lo_v4sf): Ditto.
12539 (vec_pack_trunc_v2df): Ditto.
12540 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12541 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12542 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12544 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12546 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12548 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12549 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12550 packing of floating point operands.
12551 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12552 represent unpacking of floating point operands.
12553 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12554 [vec_unpacks_hi]: Ditto.
12555 [vec_unpacks_lo]: Ditto.
12557 2007-04-22 Jan Hubicka <jh@suse.cz>
12559 * final.c (rest_of_handle_final): Call
12560 targetm.asm_out.constructor/targetm.asm_out.destructor
12561 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12562 proper priority via decl_*_priority_insert.
12563 * c-common.c (c_expand_body): Likewise.
12565 2007-04-22 Richard Guenther <rguenther@suse.de>
12567 PR tree-optimization/29789
12568 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12569 (rewrite_reciprocal): New helper split out from
12570 determine_invariantness_stmt.
12571 (rewrite_bittest): Likewise.
12572 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12573 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12576 2007-04-22 Revital Eres <eres@il.ibm.com>
12578 * loop-unroll.c (var_to_expand): New field to support also
12579 insns of the form x = something + x.
12580 (analyze_insn_to_expand_var): Use it.
12581 (expand_var_during_unrolling): Likewise.
12583 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12585 * predict.c: Include pointer-set.h.
12586 (bb_predictions): New variable.
12587 (tree_predicted_by_p, tree_predict_edge,
12588 remove_predictions_associated_with_edge): Use bb_predictions map
12589 instead of bb->predictions.
12590 (clear_bb_predictions, assert_is_empty): New functions.
12591 (combine_predictions_for_bb): Use bb_predictions map. Call
12592 clear_bb_predictions.
12593 (tree_estimate_probability): Create and free bb_predictions map.
12594 * Makefile.in (predict.o): Add pointer-set.h dependency.
12595 * basic-block.h (struct basic_block_def): Remove predictions
12597 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12599 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12602 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12605 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12607 * timevar.c (timevar_print): Change reference of --disable-checking to
12608 --enable-checking=release. Also warn if assert checking is disabled.
12610 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12613 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12614 decl as addressable if the compound literal was marked as
12616 Mark the decl as a gimple register if it is a complex or
12617 vector decl and does not live in memory.
12619 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12621 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12622 (GENERIC_NEXT): New function macro.
12623 (PHI_CHAIN): Use phi_node's new chain variable.
12624 (tree_phi_node): Change tree_common to tree_base
12625 and add the chain field.
12626 * tree-phinodes.c (make_phi_node): Don't set
12627 TREE_TYPE on the new node.
12628 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12629 instead of checking GIMPLE_TUPLE_P in chain_next.
12630 * tree-vect-transform.c
12631 (get_initial_def_for_induction): Look at
12632 PHI_RESULT_TREE for the type of the phi node.
12633 (update_vuses_to_preheader): Use PHI_CHAIN
12634 instead of TREE_CHAIN on the phi node.
12635 * tree-ssa-structalias.c (compute_points_to_sets):
12637 (ipa_pta_execute): Likewise.
12639 2007-04-21 Richard Guenther <rguenther@suse.de>
12641 PR middle-end/31136
12642 * fold-const.c (fold_unary): Call fold_convert_const on the
12645 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12647 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12648 (store_killed_in_pat): New.
12650 2007-04-20 Richard Henderson <rth@redhat.com>
12653 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12654 TREE_LIST with a void_type_node value, not void_list_node exactly.
12656 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12658 * doc/standards.texi: Re-arrange into language-specific
12659 subsections. Add a C++ section, documenting which standards we
12662 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12664 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12665 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12667 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12669 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12670 ecrti.o and crtbegin.o.
12671 (LIB_DEFAULT_SPEC): Include -lc.
12672 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12674 2007-04-20 Richard Henderson <rth@redhat.com>
12677 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12678 argument; update all callers.
12679 (get_unaligned_offset): New.
12680 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12681 get_unaligned_address, just pass on the address directly.
12682 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12683 the subreg in the helper patterns.
12684 (unaligned_extendqidi_le): Use get_unaligned_offset.
12685 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12686 (unaligned_extendhidi_be): Likewise.
12687 (unaligned_extendhidi): Tidy.
12688 * config/alpha/alpha-protos.h: Update.
12690 2007-04-20 Richard Henderson <rth@redhat.com>
12692 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12693 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12694 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12695 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12696 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12697 (CPP_SPEC): Don't include %(cpp_subtarget).
12698 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12699 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12700 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12702 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12704 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12705 for __builtin_ia32_cmpordss.
12707 PR tree-optimization/31632
12708 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12709 and arg1 for optimizations of comparison against min/max values.
12710 Fold arg0 to arg1's type for optimizations of comparison against
12711 min+1 and max-1 values.
12713 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12715 * reload.c (combine_reloads): When trying to use a dying register,
12716 check whether it's uninitialized and don't use if so.
12718 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12720 * fold-const.c: Remove prototypes for native_encode_expr and
12721 native_interpret_expr.
12722 (native_encode_expr): Make non-static.
12723 (native_interpret_expr): Likewise.
12724 * tree.h: Add prototypes for the above.
12726 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12728 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12729 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12730 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12731 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12732 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12733 Add length attributes.
12735 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12737 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12740 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12741 __STDC_WANT_DEC_FP__.
12743 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12745 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12746 for long double compatibility.
12747 * configure: Regenerate.
12749 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12751 PR rtl-optimization/29841
12752 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12754 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12755 that may cause control flow transfer from being moved.
12757 2007-04-18 Jan Hubicka <jh@suse.cz>
12759 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12762 2007-04-18 Eric Christopher <echristo@apple.com>
12764 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12765 only. Update operands.
12766 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12767 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12768 link register to pic register.
12770 2007-04-18 Dirk Mueller <dmueller@suse.de>
12772 PR diagnostic/31227
12773 * tree-vrp.c (search_for_addr_array): New.
12774 (check_array_bounds): Suppress warning about
12775 address taken of array refs if its not de-referenced.
12777 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12779 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12780 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12782 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12783 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12784 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12786 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12788 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12790 (vect_analyze_scalar_cycles): Fix indentation.
12791 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12792 (vect_mark_relevant): Include phis in relevance analysis.
12794 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12796 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12798 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12799 output_operand_lossage().
12801 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12803 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12804 the unused code for reduction without adjust-in-epilog to simplify the
12807 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12809 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12810 (S390_TDC_NEGATIVE_ZERO): New constant.
12811 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12812 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12813 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12814 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12815 (S390_TDC_POSITIVE_INFINITY): New constant.
12816 (S390_TDC_NEGATIVE_INFINITY): New constant.
12817 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12818 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12819 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12820 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12821 (S390_TDC_INFINITY): New constant.
12822 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12823 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12824 optimization for UNSPEC_CCZ_TO_INT.
12825 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12826 ("*ccz_to_int"): New insn.
12827 ("isinf<mode>2"): New insn.
12828 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12829 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12830 (UNSPEC_CCZ_TO_INT): New constant.
12832 2007-04-18 Richard Guenther <rguenther@suse.de>
12834 PR tree-optimization/19431
12835 PR tree-optimization/21463
12836 * tree-pass.h (pass_phiprop): Declare.
12837 * passes.c (init_optimization_passes): New phiprop pass.
12838 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12839 (phivn_valid_p): New helper function.
12840 (phiprop_insert_phi): Likewise.
12841 (propagate_with_phi): Likewise.
12842 (tree_ssa_phiprop): New propagator propagating loads
12843 through phi nodes if profitable.
12845 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12847 * tree-vect-analyze.c (process_use): New function.
12848 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12849 Check phis in all bbs.
12850 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12853 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12855 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12858 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12861 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12864 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12866 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12868 (sse_vmmulv4sf3): Likewise.
12869 (sse2_vmaddv2df3): Likewise.
12870 (sse2_vmmulv2df3): Likewise.
12872 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12874 PR rtl-optimization/31360
12875 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12876 (target_reg_cost): New.
12877 (init_set_costs): Initialize target_reg_cost. Add comments
12878 regarding the rationale of the costs.
12879 (global_cost_for_size): Renamed to...
12880 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12881 of register pressure.
12882 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12883 estimate_reg_pressure_cost. Add number of ivs.
12884 (determine_set_costs): Dump target_reg_cost.
12885 * loop-invariant.c (gain_for_invariant): Use
12886 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12887 (best_gain_for_invariant, find_invariants_to_move): Remove
12889 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12890 (target_reg_cost): Declare.
12891 (global_cost_for_size): Declaration removed.
12892 (estimate_reg_pressure_cost): Declare.
12894 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12896 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12897 regnos into even/odd register pairs.
12898 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12899 TDmode similar to the other floating point modes.
12900 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12901 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12903 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12904 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12905 (movdd_hardfloat64): Use TARGET_MFPGPR.
12907 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12909 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12912 2005-01-05 Richard Henderson <rth@redhat.com>
12914 * reload1.c (do_input_reload): Restrict the optimization deleteing
12915 a previous output reload to RELOAD_FOR_INPUT.
12917 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12919 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12920 induc_vec_info_type.
12921 (vectorizable_induction): New function declaration.
12922 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12923 check if already vectorized. Find first place in BB where new stmts
12924 can be inserted. Takes only one argument.
12925 (vectorizable_induction): New function.
12926 (vect_transform_stmt): Add case for induc_vec_info_type to call
12927 vectorizable_induction.
12928 (vect_transform_loop): Consider phis for vectorization.
12929 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12931 (analyze_operations): Call vectorizable_induction when analyzing phis.
12933 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12934 (vect_mark_relevant): Include phis in relevance analysis.
12935 (vect_mark_stmts_to_be_vectorize): Likewise.
12936 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12938 2007-04-16 Lawrence Crowl <crowl@google.com>
12940 * doc/invoke.texi (Debugging Options): Add documentation for the
12941 -femit-struct-debug options -femit-struct-debug-baseonly,
12942 -femit-struct-debug-reduced, and
12943 -femit-struct-debug-detailed[=...].
12945 * c-opts.c (c_common_handle_option): Add
12946 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12947 and OPT_femit_struct_debug_detailed_.
12948 * c.opt: Add specifications for
12949 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12950 and -femit-struct-debug-detailed[=...].
12951 * opts.c (set_struct_debug_option): Parse the
12952 -femit-struct-debug-... options.
12953 * opts.c (matches_main_base, main_input_basename,
12954 main_input_baselength, base_of_path, matches_main_base): Add
12955 variables and functions to compare header base name to compilation
12957 * opts.c (should_emit_struct_debug): Add to determine to emit a
12958 structure based on the option.
12959 (dump_struct_debug) Also disabled function to debug this
12961 * opts.c (handle_options): Save the base name of the
12964 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12965 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12966 This hook indicates if a type is generic. Set it by default
12967 to "never generic".
12968 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12969 to determine if a struct type is generic or not.
12970 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12971 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12972 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12973 with live C++ hook.
12975 * flags.h (enum debug_info_usage): Add an enumeration to describe
12976 a program's use of a structure type.
12977 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12978 to indicate the program's usage of the type. Filter structs based
12979 on the -femit-struct-debug-... specification.
12980 (gen_type_die): Split into two routines, gen_type_die and
12981 gen_type_die_with_usage. gen_type_die is now a wrapper
12982 that assumes direct usage.
12983 (gen_type_die_with_usage): Replace calls to gen_type_die
12984 with gen_type_die_with_usage adding the program usage of
12985 the referenced type.
12986 (dwarf2out_imported_module_or_decl): Suppress struct debug
12987 information using should_emit_struct_debug when appropriate.
12989 2007-04-16 Ian Lance Taylor <iant@google.com>
12991 PR tree-optimization/31522
12992 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12993 (vrp_initialize): Allocate vr_phi_edge_counts.
12994 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12995 executable edge. Drop test for all constants.
12996 (vrp_finalize): Free vrp_phi_edge_counts.
12998 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12999 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13001 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
13002 predecessors at head rather than tail.
13004 2007-04-16 Matthias Klose <doko@debian.org>
13006 * config/alpha/linux.h (CPP_SPEC): Define.
13007 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
13009 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
13011 * function.h: Remove sequence_stack extern declaration.
13013 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13015 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
13017 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
13020 2007-04-16 Anatoly Sokolov <aesok@post.ru>
13022 * config/avr/avr.c (avr_arch_types): Rearranging array.
13023 (enum avr_arch): Add.
13024 (avr_mcu_types): Use avr_arch enumeration constants instead of
13026 * config/avr/avr.h (LINK_SPEC): Simplify.
13028 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13030 * config/m68k/m68k.c (m68k_libcall_value,
13031 m68k_function_value): Use macros for register names more.
13033 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13035 (M68K_REGNAME): Use A6_REG.
13036 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13038 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13040 PR middle-end/28071
13041 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13042 'pending_read_list_length' and 'pending_write_list_length'. Update
13044 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13045 to handle two length counters instead of one. Update all uses.
13046 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13047 two length counters instead of one.
13048 * sched-rgn.c (propagate_deps): Update to handle two length counters
13051 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13054 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13055 copy of source, pass it to ix86_expand_vector_set and return
13058 2007-04-16 David Ung <davidu@mips.com>
13059 Joseph Myers <joseph@codesourcery.com>
13061 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13062 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13063 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13064 Add 74K processor information.
13065 * config/mips/mips.md: Include 74k.md.
13066 (cpu): Add 74kc,74kf,74kx.
13067 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
13068 * config/mips/74k.md: New.
13069 * doc/invoke.texi (MIPS Options): Document 74K support.
13071 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
13073 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
13074 vectorizable_* functions.
13075 * tree-vect-transform.c (vectorizable_call): Add check for
13076 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
13077 (vectorizable_store): likewise.
13078 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
13080 (vectorizable_operation, vectorizable_type_demotion): Likewise.
13081 (vectorizable_type_promotion, vectorizable_load): Likewise.
13082 (vectorizable_live_operation, vectorizable_condition): Likewise.
13083 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
13085 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
13087 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13089 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
13090 register numbers more.
13091 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
13092 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
13093 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
13094 FUNCTION_VALUE_REGNO_P): Likewise.
13095 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
13096 STATIC_CHAIN_REGNUM): Likewise.
13097 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
13098 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
13099 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
13100 * config/m68k/m68k.md (FP_REG): New.
13102 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13104 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
13107 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13109 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
13110 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
13113 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13115 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
13118 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13121 * c-decl.c (finish_decl): Grab the type of the decl after the call
13122 to store_init_value.
13124 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
13126 * common.opt (fforward-propagate): Fix "Optimization" annotation.
13128 2007-04-14 Jakub Jelinek <jakub@redhat.com>
13131 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
13132 dominators, post dominators and cleanup cfg before returning.
13134 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
13136 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
13137 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
13139 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
13141 * config.gcc: Recognize fido.
13142 * config/m68k/m68k-devices.def (fidoa): New.
13143 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
13145 (FL_FIDOA, TARGET_FIDOA): New.
13146 * config/m68k/m68k.opt (mfidoa): New.
13148 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13150 PR middle-end/31322
13151 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
13152 when a personality function is used.
13154 2007-04-13 Bob Wilson <bob.wilson@acm.org>
13156 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
13158 2007-04-13 Mike Stump <mrs@apple.com>
13160 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
13162 * config/darwin.opt (fapple-kext): Make C++ only.
13163 * config/darwin.c (darwin_override_options): Remove code to ensure
13164 -fapple-kext is given for C++ only.
13166 2007-04-13 Richard Sandiford <richard@codesourcery.com>
13168 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
13169 * config/mips/mips.c (override_options): Call
13170 SUBTARGET_OVERRIDE_OPTIONS, if defined.
13172 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13174 * config/i386/i386.opt (msvr3-shlib): Removed.
13176 * doc/invoke.texi: Remove -msvr3-shlib.
13178 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13180 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
13181 with "popcnt" instruction.
13183 2007-04-13 Richard Guenther <rguenther@suse.de>
13185 PR tree-optimization/21258
13186 * tree-vrp.c (compare_case_labels): New helper.
13187 (find_switch_asserts): New function.
13188 (find_assert_locations): Call it for SWITCH_EXPRs.
13190 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
13192 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
13193 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
13194 check is now implied in X87_FLOAT_MODE_P.
13195 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13196 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13197 (fix_trunc<mode>_i386_fisttp): Ditto.
13198 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13199 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13200 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13201 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13202 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13203 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13204 (unnamed_splitters): Ditto.
13205 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
13206 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
13207 FIRST_SSE_REG for local functions when SSE math is enabled or
13208 for functions with sseregparm attribute.
13209 (standard_80387_constant_p): Return -1 if mode is not
13211 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
13212 (ix86_expand_compare): Ditto.
13213 (ix86_expand_carry_flag_compare): Ditto.
13214 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
13215 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
13216 DECIMAL_FLOAT_MODE_P.
13217 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
13218 of SCALAR_FLOAT_MODE_P.
13219 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
13220 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
13221 checks before FLOAT_MODE_P.
13222 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
13223 before FLOAT_MODE_P.
13228 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
13230 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
13231 Charles Wilson <libtool@cwilson.fastmail.fm>
13233 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
13234 (libgcc.mvars): Don't depend on them.
13235 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
13236 * exec-tool.in: New.
13238 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
13240 * doc/invoke.text (--help): Document --help=common.
13242 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
13244 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
13246 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13248 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
13249 * genemit.c (main): Emit #include "integrate.h".
13250 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
13251 (LOADGP_RTP): New mips_loadgp_style.
13252 * config/mips/mips.h: Include config/vxworks-dummy.h.
13253 (TARGET_RTP_PIC): New macro.
13254 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
13255 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
13256 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
13257 for TARGET_RTP_PIC.
13258 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
13259 -mvxworks-pic when using -mrtp and a PIC option.
13260 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
13262 (mips_symbolic_constant_p, mips_symbolic_address_p)
13263 (mips_symbol_insns): Handle SYMBOL_HALF.
13264 (override_options): Warn about -G and -mrtp being used together.
13265 Initialize mips_lo_relocs[SYMBOL_HALF].
13266 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
13267 (mips_emit_loadgp): Handle LOADGP_RTP.
13268 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
13269 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
13270 (tablejump): Handle function-relative case table entries if
13272 * config/mips/predicates.md (symbol_ref_operand): New predicate.
13274 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13276 * config/mips/mips.md (load_call<mode>): Allow any general register.
13278 (sibcall_value_internal, sibcall_value_multiple_internal)
13279 (call_value_internal, call_value_split, call_value_multiple_internal)
13280 (call_value_multiple_split): Remove constraints from operand 0.
13282 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13284 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
13285 rather than loadgp_noshared.
13286 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
13287 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
13289 * config/mips/mips.md (loadgp): Rename to...
13290 (loadgp_newabi): ...this.
13291 (loadgp_noshared): Rename to...
13292 (loadgp_absolute): ...this.
13294 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13296 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
13297 false for locally-binding symbols.
13298 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
13300 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13302 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
13303 (SYMBOL_GOT_PAGE_OFST): ...this.
13304 (SYMBOL_GOT_GLOBAL): Rename to...
13305 (SYMBOL_GOT_DISP): ...this.
13306 (SYMBOL_GOTOFF_GLOBAL): Rename to...
13307 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
13308 * config/mips/mips.c (mips_global_symbol_p): New function.
13309 (mips_symbol_binds_local_p): Likewise.
13310 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
13311 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
13312 mips_global_symbol_p and mips_symbol_binds_local_p.
13313 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
13314 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
13315 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
13316 SYMBOL_GOTOFF_DISP.
13317 (mips_ok_for_lazy_binding_p): New function.
13318 (mips_load_call_address, mips_expand_call): Use it.
13319 (mips_dangerous_for_la25_p): Likewise.
13320 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
13321 (*got_disp<mode>): Use got_disp_operand instead of
13322 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
13323 SYMBOL_GOTOFF_GLOBAL.
13324 (*got_page<mode>): Use got_page_ofst_operand instead of
13326 * config/mips/predicates.md (const_call_insn_operand): Use
13327 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13328 (global_got_operand): Rename to...
13329 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13331 (local_got_operand): Rename to...
13332 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13333 of SYMBOL_GOT_LOCAL.
13335 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13337 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13338 TARGET_CALL_CLOBBERED_GP.
13339 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13340 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13341 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13342 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13343 of TARGET_ABICALLS && !TARGET_NEWABI.
13344 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13345 * config/mips/mips.c (mips_load_call_address): Check
13346 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13347 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13348 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13349 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13350 TARGET_ABICALLS && TARGET_NEWABI.
13351 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13353 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13354 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13355 TARGET_ABICALLS && TARGET_NEWABI.
13356 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13357 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13358 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13359 whether indirect calls must use $25.
13360 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13362 * config/mips/mips.md (jal_macro): Check flag_pic and
13363 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13364 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13365 instead of TARGET_ABICALLS.
13366 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13367 TARGET_ABICALLS && TARGET_OLDABI.
13368 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13369 (sibcall): In the comment above the define_insn, mention
13370 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13371 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13372 instead of TARGET_ABICALLS.
13374 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13376 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13377 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13378 (MACFLAGS_MATCH_P): New macro.
13379 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13380 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13381 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13382 the other MACFLAG constants.
13383 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13384 (flag_machi): Tighten constraints. Renumber some of the operands.
13385 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13387 (flag_machi_parts_acconly): New pattern.
13388 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13390 (flag_macinit1hi): Tighten constraints.
13391 (flag_mul_macv2hi_parts_acconly): New pattern.
13393 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13394 Use a more efficient implementation.
13395 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13396 inline sequences when not optimizing for size.
13398 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13399 movhi_high2low): Delete, merge functionality into...
13400 (packv2hi): ... this pattern.
13402 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13403 * config/bfin/bfin.opt (msim): New option.
13404 (mcpu=): New option.
13405 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13406 (bfin_cpu_t): Typedef of enum bfin_cpu.
13407 (bfin_cpu_type): New declaration.
13408 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13409 -msim and -mcpu= options.
13410 (LIB_SPEC): Likewise.
13411 * config/bfin/bfin.c (bfin_cpu_type): Define.
13412 (bfin_handle_option): Handle -mcpu= option.
13413 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13414 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13415 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13417 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13419 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13420 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13421 (powerpc-wrs-vxworksae): Use ${tm_file}.
13422 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13423 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13424 * config/i386/vx-common.h: New file.
13426 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13428 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13431 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13433 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13436 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13440 * c-common.c (c_build_qualified_type): Set canonical type
13443 2007-04-12 Richard Guenther <rguenther@suse.de>
13445 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13446 lower bound and element size if lower bound is not zero
13447 or either of the ARRAY_REF operands is set.
13449 2007-04-12 Richard Guenther <rguenther@suse.de>
13451 PR tree-optimization/24689
13452 PR tree-optimization/31307
13453 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13455 * gimplify.c (canonicalize_addr_expr): To be consistent with
13456 gimplify_compound_lval only set operands two and three of
13457 ARRAY_REFs if they are not gimple_min_invariant. This makes
13458 it never at this place.
13459 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13461 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13463 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13464 null before emitting a .nsubspa directive.
13466 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13468 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13469 need_to_partition_p if there are no memory statements in the
13472 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13474 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13475 (gcd_of_steps_may_divide_p): New function.
13476 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13478 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13480 * reload.c (find_reloads_toplev, find_reloads_address,
13481 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13482 not a pointer equality test, to decide if we need to call
13483 push_reg_equiv_alt_mem.
13485 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13487 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13488 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13490 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13492 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13494 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13495 vector to be positive.
13497 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13501 * doc/invoke.texi: Document --params max-aliased-vops and
13503 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13504 debug_memory_partitions): Move to tree-flow.h
13505 * params.h (AVG_ALIASED_VOPS): Define.
13506 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13508 (mp_info_t): Likewise.
13509 (get_mem_sym_stats_for): New.
13510 (set_memory_partition): Move from tree-flow-inline.h.
13511 (mark_non_addressable): Only clear the set of symbols for the
13512 partition if it exists.
13513 (dump_memory_partitions): Move from tree-ssa-operands.c
13514 (debug_memory_partitions): Likewise.
13515 (need_to_partition_p): New.
13516 (dump_mem_ref_stats): New.
13517 (debug_mem_ref_stats): New.
13518 (dump_mem_sym_stats): New.
13519 (debug_mem_sym_stats): New.
13520 (update_mem_sym_stats_from_stmt): New.
13521 (compare_mp_info_entries): New.
13522 (mp_info_cmp): Call it.
13523 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13525 (get_mpt_for): Move from tree-ssa-operands.c.
13526 (find_partition_for): New.
13527 (create_partition_for): Remove.
13528 (estimate_vop_reduction): New.
13529 (update_reference_counts): New.
13530 (build_mp_info): New.
13531 (compute_memory_partitions): Refactor.
13532 Document new heuristic.
13533 Call build_mp_info, update_reference_counts,
13534 find_partition_for and estimate_vop_reduction.
13535 (compute_may_aliases): Populate virtual operands before
13536 calling debugging dumps.
13537 (delete_mem_sym_stats): New.
13538 (delete_mem_ref_stats): New.
13539 (init_mem_ref_stats): New.
13540 (init_alias_info): Call it.
13541 (maybe_create_global_var): Remove alias_info argument.
13542 Get number of call sites and number of pure/const call sites
13543 from gimple_mem_ref_stats().
13544 (dump_alias_info): Call dump_memory_partitions first.
13545 (dump_points_to_info_for): Show how many times a pointer has
13547 * opts.c (decode_options): For -O2 set --param
13548 max-aliased-vops to 500.
13549 For -O3 set --param max-aliased-vops to 1000 and --param
13550 avg-aliased-vops to 3.
13551 * fortran/options.c (gfc_init_options): Remove assignment to
13553 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13554 * tree-dfa.c (dump_variable): Dump memory reference
13556 Dump NO_ALIAS* settings.
13557 (referenced_var_lookup): Tidy.
13558 (mem_sym_stats): New.
13559 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13560 and ORIG are different SSA names for a memory partition.
13561 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13562 * tree-flow.h (struct mem_sym_stats_d): Define.
13563 (mem_sym_stats_t): Define.
13564 (struct mem_ref_stats_d): Define.
13565 (struct gimple_df): Add field mem_ref_stats.
13566 (enum noalias_state): Define.
13567 (struct var_ann_d): Add bitfield noalias_state.
13568 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13569 debug_mem_ref_stats, debug_memory_partitions,
13570 debug_mem_sym_stats): Declare.
13571 * tree-ssa-structalias.c (update_alias_info): Update call
13572 sites, pure/const call sites and asm sites in structure
13573 returned by gimple_mem_ref_stats.
13574 Remove local variable IS_POTENTIAL_DEREF.
13575 Increase NUM_DEREFS if the memory expression is a potential
13577 Call update_mem_sym_stats_from_stmt.
13578 If the memory references memory, call
13579 update_mem_sym_stats_from_stmt for all the direct memory
13580 symbol references found.
13581 (intra_create_variable_infos): Set noalias_state field for
13582 pointer arguments according to the value of
13583 flag_argument_noalias.
13584 * tree-ssa-structalias.h (struct alias_info): Remove fields
13585 num_calls_found and num_pure_const_calls_found.
13586 (update_mem_sym_stats_from_stmt): Declare.
13587 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13588 Set default value to 100.
13589 (PARAM_AVG_ALIASED_VOPS): Define.
13591 2007-04-11 Richard Guenther <rguenther@suse.de>
13593 PR middle-end/31530
13594 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13595 a * -b + c as c - a * b if we honor sign dependent rounding.
13597 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13599 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13600 bfin_expand_strmov.
13601 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13602 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13604 (initialize_trampoline): Don't use old-style function definition.
13605 (bfin_secondary_reload): Mark IN_P argument as unused.
13607 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13609 PR tree-optimization/31343
13610 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13611 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13612 * testsuite/gcc.dg/vect/pr31343.c: New.
13614 2007-04-10 Eric Christopher <echristo@apple.com>
13616 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13617 * config/i386/i386.md (*cmpfp0): Use.
13618 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13619 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13620 (fix_trunc<mode>_i386_fisttp): Ditto.
13621 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13622 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13623 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13624 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13625 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13626 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13627 (unnamed_splitters): Ditto.
13628 * config/i386/i386.c (output_fix_trunc): Assert that
13629 we're not being passed a TFmode operand.
13631 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13633 PR tree-optimization/31526
13634 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13635 n_basic_blocks to find newly added blocks.
13637 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13639 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13641 (fix_trunc<mode>si_sse): Ditto.
13642 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13643 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13644 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13645 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13646 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13647 expander using SSEMODEF mode macro.
13648 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13649 expander using SSEMODEF mode macro.
13650 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13651 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13652 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13653 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13654 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13655 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13656 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13657 Macroize insn using X87MODEF mode macro.
13659 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13661 * config/i386/sse.md (sse2_pinsrw): Removed.
13662 (sse2_pextrw): Renamed to ...
13663 (*sse2_pextrw): This.
13665 2007-04-09 Jan Hubicka <jh@suse.cz>
13668 * config/i386/sse.md
13669 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13670 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13671 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13672 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13674 2007-04-09 Jan Hubicka <jh@suse.cz>
13676 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13677 multiple fields of union.
13679 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13681 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13682 (create_preheaders): Check that loops are available.
13683 (fix_loop_structure): Clean up, improve comments.
13684 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13685 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13687 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13688 * predict.c (tree_estimate_probability): Do not call
13689 calculate_dominance_info. Call create_preheaders.
13690 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13691 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13693 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13694 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13695 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13696 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13699 2007-04-08 Jan Hubicka <jh@suse.cz>
13701 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13702 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13703 * fold-const.c (fold_unary): Use it.
13705 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13707 * varasm.c (assemble_variable): Remove call to
13708 lang_hooks.decls.prepare_assemble_variable.
13709 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13710 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13711 * langhooks.h (lang_hooks_for_decls): Remove
13712 prepare_assemble_variable.
13714 2007-04-08 Mike Stump <mrs@apple.com>
13716 * config/i386/i386.c: Use inc/dec on Core2.
13718 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13720 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13721 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13722 lhd_tree_inlining_end_inlining): Remove.
13723 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13724 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13725 end_inlining hooks.
13726 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13727 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13728 lhd_tree_inlining_end_inlining): Remove prototypes.
13729 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13730 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13731 LANG_HOOKS_TREE_INLINING_START_INLINING,
13732 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13734 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13737 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13740 * config/avr/predicates.md (io_address_operand): Delete predicate.
13741 (low_io_address_operand): Don't use 'mode' argument.
13742 (higth_io_address_operand): Rename ...
13743 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13744 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13747 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13749 Revert change removing staticp.
13751 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13754 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13757 2007-04-07 Bruce Korb <bkorb@gnu.org>
13759 * c.opt: Add -Wformat-contains-nul.
13760 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13762 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13763 the NUL byte warning.
13765 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13767 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13769 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13771 * tree.c (staticp): No longer use staticp langhook.
13772 * langhooks.c (lhd_staticp): Removed.
13773 * langhooks.h (struct lang_hooks): Remove staticp.
13774 * c-common.c (c_staticp): Remove.
13775 * c-common.h (c_staticp): Ditto.
13776 * langhooks-defs.h (lhd_staticp): Ditto.
13777 (LHD_HOOKS_STATICP): Ditto
13778 * tree.h (gcc_assert_lowered): New macro.
13780 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13782 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13783 argument "reliable".
13784 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13785 Add argument "reliable". Propagate it through calls.
13786 (infer_loop_bounds_from_undefined): Derive number of iterations
13787 estimates from references in blocks that do not dominate loop latch.
13788 (gcov_type_to_double_int): New function.
13789 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13790 and expected_loop_iterations_unbounded.
13791 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13792 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13793 * tree-data-ref.c (estimated_loop_iterations): Export.
13794 (get_references_in_stmt): Fix -- do not return addresses of local
13796 * cfgloop.h (expected_loop_iterations_unbounded,
13797 estimated_loop_iterations): Declare.
13799 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13801 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13803 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13805 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13806 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13807 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13808 Use output_387_reg_move().
13809 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13810 expander using X87MODEF12 mode macro.
13811 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13812 choosing register preferences. Use output_387_reg_move().
13813 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13814 instead of "x". Use output_387_reg_move().
13815 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13816 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13817 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13818 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13819 Use output_387_reg_move().
13820 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13822 (*truncxf?f_i387 splitter): Ditto.
13824 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13826 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13827 LANG_HOOKS_SAFE_FROM_P.
13828 * expr.c (safe_from_p): Remove langhook call.
13829 * langhooks.h (lang_hooks): Remove safe_from_p.
13830 (lhd_safe_from_p): Remove prototype.
13831 * langhooks.c (lhd_safe_from_p): Remove.
13833 2007-04-06 Jan Hubicka <jh@suse.cz>
13835 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13838 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13840 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13841 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13842 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13843 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13845 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13846 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13848 2007-04-05 Richard Henderson <rth@redhat.com>
13850 * config/alpha/alpha.c (print_operand) [+]: Remove.
13851 (alpha_end_function): Print nop if call at end of function.
13852 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13853 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13854 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13855 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13856 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13857 the call pattern. Update peepholes to match.
13859 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13861 * doc/extend.texi (Other Builtins): Add decimal float variants
13863 * builtins.def: Ditto.
13864 * builtins.c (expand_builtin): Ditto.
13866 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13867 H.J. Lu <hongjiu.lu@intel.com>
13870 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13871 of V8HImode when calling ix86_binary_operator_ok.
13872 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13873 (sdot_prodv8hi): Operands 1 and 2 must be register.
13875 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13877 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13878 initialize align to silence bogus warning.
13880 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13882 PR middle-end/22156
13883 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13885 (struct sra_walk_fns): Remove use_all parameter from use.
13886 (sra_hash_tree): Handle BIT_FIELD_REFs.
13887 (sra_elt_hash): Don't hash bitfld blocks.
13888 (sra_elt_eq): Skip them in parent compares as well. Handle
13890 (sra_walk_expr): Don't maintain or pass down use_all_p.
13891 (scan_use): Remove use_all parameter.
13892 (scalarize_use): Likewise. Re-expand assignment to
13893 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13894 output, and re-scalarize after output. Don't mark anything
13896 (scalarize_ldst): Adjust.
13897 (scalarize_walk_gimple_modify_statement): Likewise.
13898 (build_element_name_1): Handle BIT_FIELD_REFs.
13899 (instantiate_element): Don't warn for any element whose parent
13900 is used as a whole.
13901 (instantiate_missing_elements_1): Return the sra_elt.
13902 (canon_type_for_field): New.
13903 (try_instantiate_multiple_fields): New.
13904 (instantiate_missing_elemnts): Use them.
13905 (mark_no_warning): Removed.
13906 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13907 (REPLDUP, sra_build_elt_assignment): New.
13908 (generate_copy_inout): Use them.
13909 (generate_element_copy): Likewise. Handle bitfld differences.
13910 (generate_element_zero): Don't recurse for blocks. Use
13911 sra_build_elt_assignment.
13912 (generate_one_element_int): Take elt instead of var. Use
13913 sra_build_elt_assignment.
13914 (generate_element_init_1): Adjust.
13915 (scalarize_use, scalarize_copy): Use REPLDUP.
13916 (scalarize_ldst): Move assert before dereference.
13917 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13919 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13921 * regmove.c: Fix unused variable warnings due to previous commit.
13923 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13925 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13926 (regmove_bb_head): Remove.
13927 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13928 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13929 problems with fixup_match_1.
13930 Don't initialize/free regmove_bb_head.
13932 (reg_is_remote_constant_p): If an insn is in the same basic block
13933 but not before INSN, consider it remote, too.
13935 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13938 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13939 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13941 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13943 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13944 (CONDITIONAL_REGISTER_USAGE): Likewise.
13946 2007-04-04 Richard Henderson <rth@redhat.com>
13948 * config/alpha/lib1funcs.asm: Remove unused file.
13950 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13953 * opts.c (print_specific_help): Fix --help=<language>
13955 (common_handle_option): Support --help=common.
13957 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13960 * gcc.c (main): Do not run the linker if
13961 print_subprocess_help indicates that it shouldn't be
13964 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13967 * doc/invoke.texi (--help=): Document <languages> value, fix
13968 formatting in tables of values.
13970 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13972 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13973 dllimport attribute of virtual methods.
13975 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13977 * config/score/crti.asm: Change _bss_start to __bss_start.
13978 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13979 (OUTGOING_REG_PARM_STACK_SPACE) update.
13980 * config/score/score.opt: add options to make backend support
13981 score5, score5u, score7 and score7d.
13982 * config/score/score.md: Likewise.
13983 * config/score/misc.md: Likewise.
13984 * config/score/mac.md: Likewise.
13985 * doc/invoke.texi: Likewise.
13986 * doc/md.texi: update constraints define.
13988 2007-04-03 Richard Henderson <rth@redhat.com>
13990 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13991 an appropriate type, use the mode instead.
13993 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13995 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13996 Set the default --with-arch setting to mips2.
13997 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13998 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13999 (MULTILIB_OSDIRNAMES): Delete.
14000 (MULTILIB_DIRNAMES): Define.
14001 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
14002 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
14003 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
14004 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
14005 VXWORKS_OS_CPP_BUILTINS.
14006 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
14007 (MIPS_DEBUGGING_INFO): Undefine.
14008 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
14010 2007-04-03 Jakub Jelinek <jakub@redhat.com>
14012 PR middle-end/30704
14013 * fold-const.c (native_encode_real): Encode real.c provided longs
14014 as a series of 32-bit native integers.
14015 (native_interpret_real): Interpret buffer as a series of 32-bit
14018 2007-04-03 Richard Guenther <rguenther@suse.de>
14020 * genpreds.c (write_insn_constraint_len): Write function
14021 optimized for CONSTRAINT_LEN implementation.
14022 (write_tm_preds_h): Output insn_constraint_len inline and
14023 use it for CONSTRAINT_LEN.
14024 (write_insn_preds_c): Don't output insn_constraint_len.
14025 * doc/md.texi (define_register_constraint): Document multi-letter
14026 constraints shall have the same length if they start with the same
14029 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14032 * config/i386/i386.md (isinf<mode>2): Expand only when
14033 TARGET_C99_FUNCTIONS is set.
14035 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14037 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14038 (x86_64-*-linux*): Ditto.
14039 * config/i386/i386.opt (mpc): New option.
14040 * config/i386/i386.c (overrride_options): Handle
14041 ix87_precision_string.
14042 * config/i386/crtprec.c: New file.
14043 * config/i386/t-crtpc: Ditto.
14044 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14045 and -mpc80 options.
14046 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14047 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14048 crtprec32.o, crtprec64.o and crtprec80.o.
14050 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14051 and -mpc80 options.
14052 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14054 2007-04-02 Eric Christopher <echristo@apple.com>
14056 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14057 limitations on darwin.
14059 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14062 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14064 2007-04-02 Dave Korn <dave.korn@artimi.com>
14066 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
14068 2007-04-02 Dave Korn <dave.korn@artimi.com>
14070 * libgcc2.h (exception_descriptor): Don't forward-declare.
14071 (__get_eh_table_language, __get_eh_table_version): Delete
14072 prototypes of long-dead functions.
14074 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
14076 * ebitmap.h: New file
14077 * ebitmap.c: New file
14078 * Makefile.in (ebitmap.o): New target.
14080 2007-04-01 Jan Hubicka <jh@suse.cz>
14082 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
14083 before very first instruction.
14085 2007-04-01 Jan Hubicka <jh@suse.cz>
14087 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
14088 waring on 64bit hosts.
14089 * bitmap.h: Fix typo in bitmap_head_def.
14091 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
14093 PR rtl-optimization/31391
14094 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
14095 into a DELETED_LABEL note, and the label is in an empty basic
14096 block, update BB_END as well as BB_HEAD.
14098 2007-04-01 Richard Henderson <rth@redhat.com>
14100 PR tree-optimization/31169
14101 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
14102 to varying if the range is outside [0, prec-1].
14104 2007-04-01 Richard Sandiford <richard@codesourcery.com>
14107 * config/mips/mips.md (load_const_gp): New insn.
14108 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
14109 the MIPS16 GP pseudo register if no_new_pseudos.
14110 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
14112 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
14115 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
14117 (call_value): Likewise.
14119 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
14120 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14123 * doc/invoke.texi: (optimization options): Reword description
14124 of -ffast-math. Document its primary purpose.
14126 2007-03-31 Richard Guenther <rguenther@suse.de>
14128 * omp-low.c (splay-tree.h): Include.
14129 (lookup_decl): Replace splay-tree usage by pointer-map.
14130 (maybe_lookup_decl): Likewise.
14131 (new_omp_context): Likewise.
14132 (delete_omp_context): Likewise.
14133 * gimplify.c (splay-tree.h): Include.
14134 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
14136 (remap_ssa_name): Likewise.
14137 (remap_decl): Likewise.
14138 (remap_type_1): Likewise.
14139 (remap_type): Likewise.
14140 (copy_body_r): Likewise.
14141 (expand_call_inline): Likewise.
14142 (clone_body): Likewise.
14143 (copy_tree_r): Likewise.
14144 (remap_save_expr): Likewise.
14145 (unsave_r): Likewise.
14146 (unsave_expr_now): Likewise.
14147 (tree_function_versioning): Likewise.
14148 (build_duplicate_type): Likewise.
14149 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
14150 (struct copy_body_data): Replace splay-tree by pointer-map.
14151 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
14152 not $(SPLAY_TREE_H).
14153 (gimplify.o): Depend on $(SPLAY_TREE_H).
14154 (omp-low.p): Likewise.
14156 2007-03-31 Anatoly Sokolov <aesok@post.ru>
14158 * config/avr/predicates.md (even_register_operand,
14159 odd_register_operand): New predicates.
14160 * config/avr/avr.md (movw peephole2): New.
14161 (movw_r peephole2): New.
14163 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
14165 * tree.h (get_signed_or_unsigned_type): New.
14166 * fold-const.c (operand_equal_for_comparison_p): Use
14167 get_signed_or_unsigned_type instead of
14168 lang_hooks.types.signed_or_unsigned_type.
14169 * expr.c (store_expr): Ditto.
14170 * langhooks.c (get_signed_or_unsigned_type): New.
14171 (lhd_signed_or_unsigned_type): New.
14172 * langhooks.h (lhd_signed_or_unsigned_type): New.
14173 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
14175 2007-03-30 Richard Henderson <rth@redhat.com>
14177 * tree-ssa-loop-ivopts.c: Include target.h.
14178 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
14179 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
14180 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
14181 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
14183 2007-03-30 Richard Henderson <rth@redhat.com>
14184 Kai Tietz <kai.tietz@onevision.com>
14186 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
14187 default for 64-bit.
14188 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
14189 (TARGET_64BIT_MS_ABI): New.
14190 (DBX_REGISTER_NUMBER): Handle 64-bit.
14191 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
14192 (LONG_TYPE_SIZE): Force to 32.
14193 (REG_PARM_STACK_SPACE): New.
14194 (OUTGOING_REG_PARM_STACK_SPACE): New.
14195 (REGPARM_MAX, SSE_REGPARM_MAX): New.
14196 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14197 (STACK_BOUNDARY): Use 128 for 64-bit.
14198 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
14199 Add 64-bit implementation.
14200 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
14202 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
14203 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
14204 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
14205 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
14206 (ix86_handle_cconv_attribute): Don't warn when ignoring if
14207 TARGET_64BIT_MS_ABI.
14208 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
14209 (ix86_pass_by_reference): Likewise.
14210 (ix86_function_value_regno_p): Likewise.
14211 (ix86_build_builtin_va_list): Likewise.
14212 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
14213 (function_arg_advance_ms_64): New.
14214 (function_arg_advance): Call it.
14215 (function_arg_ms_64): New.
14216 (function_arg): Call it.
14217 (function_value_ms_64): New.
14218 (ix86_function_value_1): Call it.
14219 (return_in_memory_ms_64): New.
14220 (ix86_return_in_memory): Call it.
14221 (setup_incoming_varargs_ms_64): New.
14222 (ix86_setup_incoming_varargs): Call it.
14223 (ix86_expand_prologue): Handle 64-bit stack probing.
14224 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
14225 (output_pic_addr_const): Likewise.
14226 (x86_this_parameter): Likewise.
14227 (x86_output_mi_thunk): Likewise.
14228 (x86_function_profiler): Likewise.
14229 (TARGET_STRICT_ARGUMENT_NAMING): New.
14230 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
14231 (TARGET_64BIT_MS_ABI): New.
14232 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
14233 * config/i386/i386.md (allocate_stack_worker): Remove.
14234 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
14235 describe the clobber of eax without a match_scratch.
14236 (allocate_stack_worker_postreload): Remove.
14237 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
14238 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
14239 (allocate_stack_worker_rex64_postreload): Remove.
14240 (allocate_stack): Handle 64-bit.
14241 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
14242 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
14243 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
14244 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
14245 (STANDARD_STARTFILE_PREFIX_1): Likewise.
14246 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
14247 * config.build (x86_64-*-mingw*): New host.
14248 * config.host (x86_64-*-mingw*): New host.
14249 * config.gcc (x86_64-*-mingw*): New target.
14250 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
14252 2007-03-30 Richard Henderson <rth@redhat.com>
14253 Kai Tietz <kai.tietz@onevision.com>
14255 * c-pragma.c (struct def_pragma_macro_value): New.
14256 (struct def_pragma_macro): New.
14257 (pushed_macro_table): New.
14258 (dpm_hash, dpm_eq): New.
14259 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
14260 (init_pragma): Install them.
14261 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14263 2007-03-30 Anatoly Sokolov <aesok@post.ru>
14265 * config/avr/avr.c (avr_override_options): Clear
14266 'flag_delete_null_pointer_checks'.
14268 2007-03-30 Paolo Carlini <pcarlini@suse.de>
14271 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
14272 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
14273 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
14274 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
14275 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
14276 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
14277 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
14279 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
14281 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
14283 * regmove.c: Move all of pass_stack_adjustments from here...
14284 * combine-stack-adj.c: ...to this new file.
14285 * Makefile.in: Add rules for combine-stack-adj.o.
14287 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
14289 PR tree-optimization/31383
14290 * tree-data-ref.c (affine_function_equal_p): Do not require the
14291 vectors to have the same length.
14293 2007-03-30 Jan Hubicka <jh@suse.cz>
14295 PR middle-end/30700
14296 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
14297 availablility; add more sanity checking; ask varpool only about
14300 2007-03-29 Richard Henderson <rth@redhat.com>
14302 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
14303 to decide, but __SIZEOF_LONG_LONG__.
14305 2007-03-29 Richard Henderson <rth@redhat.com>
14307 * emutls.c (struct __emutls_array): New.
14308 (emutls_destroy): Use it instead of casting element 0 from void*.
14309 (__emutls_get_address): Likewise.
14311 2007-03-29 Richard Henderson <rth@redhat.com>
14313 * varasm.c (initializer_constant_valid_p): Don't deny
14314 DECL_DLLIMPORT_P on functions.
14316 * config/i386/cygming.h: Remove function declarations.
14317 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14318 (ASM_OUTPUT_LABELREF): Remove.
14319 (COMMON_ASM_OP): Remove.
14320 (ASM_OUTPUT_COMMON): Remove.
14321 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
14322 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
14323 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14324 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14325 Rename from TARGET_ENCODE_SECTION_INFO.
14326 * config/i386/netware.h: Likewise.
14327 * config/i386/i386-protos.h: Update.
14328 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14329 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14330 (legitimate_constant_p): Reject dllimports.
14331 (dllimport_map, get_dllimport_decl): New.
14332 (legitimize_dllimport_symbol): New.
14333 (legitimize_address, ix86_expand_move): Use it.
14334 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14335 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14336 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14337 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14338 * config/i386/predicates.md (constant_call_address_operand): Only
14339 accept symbols; reject dllimport_p symbols.
14340 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14341 i386_pe_maybe_record_exported_symbol.
14342 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14343 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14344 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14345 trust the setting of DECL_DLLIMPORT_P.
14346 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14347 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14348 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14349 tidy the argument scanning loop.
14350 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14351 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14352 (i386_pe_strip_name_encoding): Remove.
14353 (i386_pe_binds_local_p): New.
14354 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14355 (i386_pe_output_labelref): Remove.
14356 (i386_pe_asm_output_aligned_decl_common): New.
14357 (i386_pe_maybe_record_exported_symbol): Rename from
14358 i386_pe_record_exported_symbol; check for dllexported symbols.
14360 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14362 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14363 add comment explaining why vsnprintf cannot be used.
14365 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14367 PR tree-optimization/30666
14368 * tree.c (build_complex_type): When creating type names for DWARF2
14369 debug info, create TYPE_DECLs for TYPE_NAME instead of
14371 (build_common_tree_nodes_2): Use build_complex_type when building
14372 predefined complex types, to preserve canonical types.
14374 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14376 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14377 (noce_get_alt_condition): Look at it to determine whether to
14378 reverse the condition or not.
14379 (noce_get_condition): Substitute the truth for lies.
14380 (noce_find_if_block): Set the then_else_reversed field.
14382 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14384 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14385 destination of this insn.
14386 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14387 than calling gen_rtx_SET directly. Use r0 to hold the value of
14388 'address + 4' rather than a stack based temporary which can be
14389 mis-optimized away.
14391 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14393 * config/s390/s390.c (s390_secondary_input_reload_class,
14394 s390_secondary_output_reload_class): Functions removed.
14395 (s390_secondary_reload): New function.
14396 (TARGET_SECONDARY_RELOAD): Target macro defined.
14397 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14398 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14399 * config/s390/s390.md ("reload_outti", "reload_outdi",
14400 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14401 "reload_out<mode>"): Expanders removed.
14402 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14403 "reload<mode>_nonoffmem_out"): Expanders added.
14405 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14407 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14408 action if SRC->DEST replacement failed anyway.
14410 2007-03-28 Mike Stump <mrs@apple.com>
14412 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14413 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14414 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14416 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14418 * config.gcc: Accept barcelona as a variant of amdfam10.
14419 * config/i386/i386.c (override_options): Likewise.
14420 * doc/invoke.texi: Likewise.
14422 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14424 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14425 offsets for BIT_FIELD_REF and COMPONENT_REF.
14427 2007-03-28 Richard Guenther <rguenther@suse.de>
14429 * tree.c (is_global_var): Move ...
14430 * tree-flow-inline.h (is_global_var): ... here.
14431 * tree.h (is_global_var): Remove declaration.
14433 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14435 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14437 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14438 * config/i386/i386.c (ix86_tune_features): Initialize new
14440 * config/i386/predicates.md (promotable_binary_operator): Use
14441 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14443 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14446 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14448 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14450 * config/fr30/fr30.md (movsi_internal): Change destination
14451 constraint from m to V and add m to the end.
14453 2007-03-28 Christian Bruel <christian.bruel@st.com>
14455 * config/sh/sh.md (movsi_i): Fix type attribute.
14457 2007-03-28 Christian Bruel <christian.bruel@st.com>
14459 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14460 (movsf_ie): Likewise.
14462 2007-03-28 Christian Bruel <christian.bruel@st.com>
14464 * config.gcc: Add sh4-300 to multilib.
14465 * config/sh/t-mlib-sh4-300: New file.
14467 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14469 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14470 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14471 fix_trunc<mode>di2.
14472 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14473 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14474 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14475 "fixuns_trunctddi2"): Whitespace fix.
14477 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14479 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14480 the definition of struct sh_args.
14481 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14482 CALL_COOKIE_INT_REG_GET): Likewise.
14484 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14486 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14487 transformations are applied successfully.
14489 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14491 * tree.c (tree_contains_struct): Permit 512 tree codes.
14492 * tree.h (tree_contains_struct): Ditto.
14493 (MAX_TREE_CODES): Ditto.
14494 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14495 SPARE member to store remaining padding bits.
14497 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14499 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14502 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14504 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14505 * configure: Regenerate.
14507 * configure: Regenerate using the correct version of autoconf.
14509 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14511 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14513 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14514 regs to "__SP_L__" and "__SP_H__".
14516 2007-03-27 Richard Guenther <rguenther@suse.de>
14518 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14519 computations with it with a HOST_WIDE_INT variable.
14521 2007-03-26 Mike Stump <mrs@apple.com>
14523 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14524 objective-c-header, objective-c++-header and objc++-cpp-output
14526 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14528 2007-03-26 Richard Henderson <rth@redhat.com>
14531 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14532 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14533 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14534 IX86_BUILTIN_PSRLQ128): New.
14535 (ix86_init_mmx_sse_builtins): Add them.
14536 (ix86_expand_builtin): Expand them.
14537 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14538 operand 2 be TImode.
14539 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14540 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14541 _mm_srli_epi64): Mark __B const.
14542 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14543 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14544 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14545 new two-vector shift builtins.
14547 2007-03-26 Ian Lance Taylor <iant@google.com>
14549 PR tree-optimization/31345
14550 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14551 [+INF, +INF(OVF)] into VARYING.
14553 2007-03-26 Zack Weinberg <zackw@panix.com>
14555 * gengtype-parse.c: New file.
14556 * gengtype-yacc.y: Delete.
14557 * gengtype-lex.l: Don't include gengtype-yacc.h.
14558 Define YY_DECL and yyterminate appropriately for recursive
14559 descent parser. yylval is now a string out-parameter to yylex.
14560 (HWS, EOID): New shorthand.
14561 (IWORD): Add a couple more types.
14562 (yylex): Add a setup stanza. Remove the complex rules for
14563 detecting GTY'ed types and typedefs; replace with simple
14564 keyword detectors. Adjust everything for the changed
14565 definition of yylval. Ignore all pp-directives, not just #define.
14567 (parse_file): Rename yybegin; do not call yyparse.
14569 * gengtype.c (xasprintf): Export again.
14570 (this_file): New. Use everywhere __FILE__ was being used.
14571 (get_lang_bitmap): Special case types defined in gengtype.c.
14572 (do_typedef, new_structure): Suppress definition of certain types.
14573 (new_structure): Improve diagnostics of duplicate definitions.
14574 Make sure location_s is associated with input.h.
14575 (nreverse_pairs, define_location_structures): New functions.
14576 (main): Improve tagging of kludge types. Remove old kludges
14577 for input.h types; use define_location_structures.
14578 * gengtype.h: Update prototypes. Define token codes here.
14579 * Makefile.in: Remove all references to gengtype-yacc.
14580 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14582 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14583 add GTY((skip)) to the field that's only conditionally there.
14584 * doc/install.texi: Document that Bison is no longer required
14585 unless building treelang.
14587 * gengtype.c: Don't include gtyp-gen.h.
14588 (srcdir): Declare here.
14589 (base_files, lang_dir_names): Allocate dynamically.
14590 (gt_files, num_gt_files, num_lang_dirs): New globals.
14591 (measure_input_list, read_input_line, read_input_list)
14592 (set_lang_bitmap): New functions.
14593 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14594 simplify, relying on read_input_list to set up the bitmaps.
14595 (main): Arguments are no longer unused. Check for correct number
14596 of command line arguments, set srcdir and srcdir_len, then call
14597 read_input_list, before doing anything else. No need to worry
14598 about duplicates in main loop.
14599 * configure.ac: Simplify the calculation of all_gtfiles.
14600 Put language tags in there. Don't set or substitute
14601 all_gtfiles_files_langs or all_gtfiles_files_frags.
14602 * Makefile.in: Revamp the way gengtype is invoked, now that it
14603 takes a file on its command line with a much simpler format.
14604 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14605 (GTFILES): Remove duplicates and C source files.
14606 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14607 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14608 * configure: Regenerate.
14610 * gengtype.h: Remove all type definitions to gengtype.c; leave
14611 only definitions of options_p, type_p, and pair_p as opaque
14612 pointers. Update prototypes.
14613 * gengtype.c: Many type definitions moved here from gengtype.h.
14614 Consolidate type definitions at the top of the file.
14615 (xvasprintf): Delete.
14616 (xasprintf): Make static.
14617 (create_nested_pointer_option): Add 'next' parameter.
14618 (create_field_all, create_field_at): New functions.
14619 (create_field): Now a thin wrapper around create_field_all.
14620 (create_optional_field): Rename create_optional_field_ and add
14621 line argument. Original name is now a macro which supplies
14623 (oprintf): Use vsnprintf directly.
14624 (close_output_files): Use fatal rather than perror/exit.
14625 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14626 (main): Set progname. Don't use exit.
14627 * gengtype-yacc.y (struct_fields): Use create_field_at.
14628 (option, optionseqopt): Delete.
14629 (optionseq): Consolidate productions from option here so we
14630 can use the first argument to create_option.
14632 * gengtype-lex.l: Distinguish unions from structures in the
14633 token type. Don't call find_structure; return the tag as a string.
14634 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14635 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14636 string. Reorganize typedef_struct production accordingly.
14637 Use create_nested_ptr_option.
14638 * gengtype.c (create_nested_ptr_option): New function.
14639 * gengtype.h: Declare it.
14641 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14642 (string_type): Don't declare.
14643 (do_scalar_typedef): Declare.
14644 (create_scalar_type): Update prototype.
14645 * gengtype.c (string_type): Make static.
14646 (scalar_nonchar, scalar_char): New.
14647 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14648 (resolve_typedef): Use scalar_nonchar for error recovery.
14649 (create_scalar_type): Remove name_len field. Return scalar_char
14650 or scalar_nonchar as appropriate.
14651 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14652 to use string_type.
14653 (throughout): Use scalar_nonchar instead of calling
14654 create_scalar_type, whenever possible.
14655 (main): Initialize scalar_char and scalar_nonchar before calling
14657 * gengtype-lex.l: Adjust for removal of second argument to
14658 create_scalar_type. Use yylval.s instead of yylval.t when
14660 * gengtype-yacc.y: Type of SCALAR is string. Call
14661 create_scalar_type from type:SCALAR rule. Adjust for removal of
14662 second argument to create_scalar_type.
14664 * vec.h: Remove all #if IN_GENGTYPE blocks.
14665 Add comment saying that changes may require adjustments to gengtype.
14666 * gengtype.c: Don't include coretypes.h or tm.h.
14667 Add comment to inclusion of errors.h.
14668 (note_def_vec, note_def_vec_alloc): New functions.
14669 * gengtype.h: Declare new functions.
14670 * gengtype-lex.l: Don't include coretypes.h.
14671 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14673 (update_lineno): Remove unnecessary prototype.
14674 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14675 (VEC rule): Just return VEC_TOKEN.
14676 * gengtype-yacc.y (VEC_TOKEN): New token type.
14677 (type): Add a production for VEC(a,b).
14678 * Makefile.in: Update dependencies.
14680 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14681 typedefs that use the old PARAMS macro.
14683 * gengtype-lex.l: Remove all rules and states relating to yacc
14685 * gengtype-yacc.y: Similarly.
14686 * gengtype.c (note_yacc_type): Delete function.
14687 * gengtype.h: Update prototypes.
14689 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14691 * tree-pretty-print.c (dump_generic_node): Report precision of
14692 unnamed integer types.
14694 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14696 * ifcvt.c (noce_try_store_flag_constants): Don't check
14697 no_new_pseudos here.
14698 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14699 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14700 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14701 noce_try_sign_mask): Likewise.
14702 (if_convert): Check no_new_pseudos here.
14704 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14706 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14707 (noce_get_condition): Handle new then_else_reversed argument.
14708 (noce_init_if_info): Remove, fold into noce_find_if_block.
14709 (noce_process_if_block): Take a struct noce_if_info as the
14710 argument. Don't set up one based on ce_if_info. Update pointer
14711 references accordingly.
14712 (cond_move_process_if_block): Likewise.
14713 (process_if_block): Removed.
14714 (find_if_block): Removed. Move functionality two new functions,
14715 noce_find_if_block and cond_exec_find_if_block.
14716 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14717 blocks and the symmetric IF-ELSE-JOIN case.
14718 (cond_exec_find_if_block): Also new function mostly based on old
14719 find_if_block and process_if_block.
14720 (find_if_header): Replace find_if_block call with separately
14721 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14722 (find_cond_trap): Update noce_get_condition call.
14723 (dead_or_predicable): Likewise.
14725 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14727 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14729 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14730 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14731 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14732 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14733 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14734 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14735 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14736 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14737 __builtin_ia32_psrad128 builtins.
14739 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14741 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14742 * config/i386/constraints.md
14743 (define_constraint "I"): Use IN_RANGE macro.
14744 (define_constraint "J"): Ditto.
14745 (define_constraint "K"): Ditto.
14746 (define_constraint "M"): Ditto.
14747 (define_constraint "N"): Ditto.
14748 (define_constraint "O"): Ditto.
14749 * config/i386/predicates.md
14750 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14751 (define_predicate "const_0_to_3_operand"): Ditto.
14752 (define_predicate "const_0_to_7_operand"): Ditto.
14753 (define_predicate "const_0_to_15_operand"): Ditto.
14754 (define_predicate "const_0_to_63_operand"): Ditto.
14755 (define_predicate "const_0_to_255_operand"): Ditto.
14756 (define_predicate "const_1_to_31_operand"): Ditto.
14757 (define_predicate "const_2_to_3_operand"): Ditto.
14758 (define_predicate "const_4_to_7_operand"): Ditto.
14760 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14762 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14763 in SImode for save_world.
14764 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14767 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14769 PR tree-optimization/30784
14770 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14773 2007-03-25 Revital Eres <eres@il.ibm.com>
14775 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14776 Fold movement_possibility function into it.
14778 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14780 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14781 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14782 (call_indirect_nonlocal_darwin64): Same.
14783 (call_nonlocal_darwin64): Same.
14784 (call_value_indirect_nonlocal_darwin64): Same.
14785 (call_value_nonlocal_darwin64): Same.
14786 (sibcall_nonlocal_darwin64): Same.
14787 (sibcall_value_nonlocal_darwin64): Same.
14788 (sibcall_symbolic_64): Same.
14789 (sibcall_value_symbolic_64): Same.
14790 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14792 (rs6000_emit_load_toc_table): Same.
14793 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14794 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14796 (divss_call): Same.
14797 (divus_call): Same.
14798 (quoss_call): Same.
14799 (quous_call): Same.
14800 (load_toc_v4_pic_si): Same
14801 (load_toc_v4_PIC_1): Same.
14802 (load_toc_v4_PIC_1b): Same.
14803 (call_indirect_aix{32,64}): Same.
14804 (call_value_indirect_aix{32,64}): Same.
14806 (call_value): Same.
14807 (call_local{32,64}): Same.
14808 (call_value_local{32,64}): Same.
14809 (call_indirect_nonlocal_aix{32,64}): Same.
14810 (call_nonlocal_aix{32,64}): Same.
14811 (call_value_indirect_nonlocal_aix{32,64}): Same.
14812 (call_value_nonlocal_aix{32,64}): Same.
14813 (call_indirect_nonlocal_sysv<mode>): Same.
14814 (call_nonlocal_sysv<mode>): Same.
14815 (call_value_indirect_nonlocal_sysv<mode>): Same.
14816 (call_value_nonlocal_sysv<mode>): Same.
14818 (sibcall_local{32,64}): Same.
14819 (sibcall_value_local{32,64}): Same.
14820 (sibcall_nonlocal_aix{32,64}): Same.
14821 (sibcall_value_nonlocal_aix{32,64}): Same.
14822 (sibcall_nonlocal_sysv<mode>): Same.
14823 (sibcall_value): Same.
14824 (sibcall_value_nonlocal_sysv<mode>): Same.
14826 2007-03-24 Paul Brook <paul@codesourcery.com>
14828 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14829 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14831 2007-03-24 Richard Henderson <rth@redhat.com>
14833 * config/ia64/constraints.md: New file.
14834 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14835 satisfies_constraint_?.
14836 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14837 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14838 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14839 ia64_output_mi_thunk): Likewise.
14840 (ia64_const_ok_for_letter_p): Remove.
14841 (ia64_const_double_ok_for_letter_p): Remove.
14842 (ia64_extra_constraint): Remove.
14843 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14844 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14845 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14846 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14847 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14848 EXTRA_MEMORY_CONSTRAINT): Remove.
14849 * config/ia64/ia64.md: Include constriants.md. Replace
14850 CONST_OK_FOR_? with satisfies_constraint_?.
14852 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14853 H.J. Lu <hongjiu.lu@intel.com>
14855 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14857 (name macros): Use DPD_BID_NAME to convert names properly.
14859 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14860 decimal floating point format.
14861 (init_floating_libfuncs): Change decimal functions so that they
14862 have a "bid_" prefix if the decimal system uses the BID format,
14863 and "dpd_" prefix if the decimal system uses the DPD format.
14864 (init_interclass_conv_libfuncs): Ditto.
14865 (init_intraclass_conv_libfuncs): Ditto.
14867 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14868 using the BID format.
14870 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14871 whether we are using the BID decimal format.
14872 * configure: Regenerate.
14874 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14875 the compiler has decimal floating point enabled. Define
14876 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14879 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14880 using the BID format.
14882 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14883 whether we are using the BID decimal format.
14884 * configure: Regenerate.
14886 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14887 the compiler has decimal floating point enabled. Define
14888 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14891 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14892 options, and that it is enabled for i386/x86_64 systems.
14894 * Makefile.in (enable_decimal_float): New.
14896 (DECNUMINC): Add -I$(DECNUMFMT).
14897 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14898 to $(DECNUMFMT) from $(DECNUM).
14900 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14901 Substitute enable_decimal_float.
14902 * configure: Regenerated.
14905 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14908 * configure.ac: Enable decimal float for x86_64-*-linux*.
14909 * configure: Regenerated.
14912 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14913 decimal128ClearSign to flip and clear the sign bit in decimal128.
14914 (decimal_real_maxval): Set decimal128SetSign to set the sign
14917 2007-03-23 Ian Lance Taylor <iant@google.com>
14919 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14921 2007-03-23 Ian Lance Taylor <iant@google.com>
14923 * tree-dump.c (dump_files): Correct comment.
14925 2007-03-23 Ian Lance Taylor <iant@google.com>
14927 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14929 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14931 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14932 in cfglayout mode. Don't go into and out of cfglayout mode.
14933 Link the blocks in the order of the constructed traces.
14934 (rest_of_handle_tracer): Adjust call to tracer.
14935 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14936 Don't go into cfglayout mode.
14937 (rtl_loop_done): Don't go out of cfglayout mode.
14938 * cfglayout.c (relink_block_chain): New function, split out from...
14939 (fixup_reorder_chain): ...here. Remove redundant checking.
14940 (cfg_layout_finalize): Don't clear the header, footer, and aux
14941 fields here, move the code to do so to relink_block_chain. Likewise
14942 for free_original_copy_tables.
14943 * rtl.h (tracer): Update prototype.
14944 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14945 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14946 mode. Use relink_block_chain to serialize the CFG according to the
14947 new basic block order. Move targetm.cannot_modify_jumps_p check from
14949 (gate_handle_reorder_blocks): ...to here.
14950 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14952 (gate_duplicate_computed_gotos): ...to here.
14953 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14954 something always changes when going into and out of cfglayout mode.
14955 Perform an expensive cfg cleanup while going into cfglayout mode.
14956 Always update liveness information on HAVE_conditional_execution
14957 targets. Reserialize the basic blocks and go out of cfglayout mode.
14958 * reg-stack.c: Include cfglayout.h.
14959 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14960 the call to reorder_basic_blocks.
14961 * basic-block.h (reorder_basic_blocks): Update prototype.
14962 (relink_block_chain): New prototype.
14963 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14965 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14967 * config/mips/mips.md (type, hazard, *movdi_32bit,
14968 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14969 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14970 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14971 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14972 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14974 (movcc): Change first xfer to multi.
14975 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14976 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14977 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14978 config/mips/generic.md: Change reservations using "xfer" to use
14980 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14981 using match_operand.
14982 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14983 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14985 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14987 2007-03-22 Richard Henderson <rth@redhat.com>
14989 * config/i386/i386.c: Remove unnecessary function declarations.
14990 Move targetm definition, and all related macros, to the end of
14991 the file. Resort some functions to put definitions before uses.
14992 (ix86_attribute_table): Make static. Move to end of file.
14993 (ix86_gimplify_va_arg): Make static.
14995 2007-03-22 Richard Henderson <rth@redhat.com>
14997 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14998 don't increase local_regparm with force_align_arg_pointer check.
14999 (ix86_function_sseregparm): Assert 32-bit.
15000 (type_has_variadic_args_p): New.
15001 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
15002 type_has_variadic_args_p.
15003 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
15004 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
15005 use memset instead. Do maybe_vaarg check first; skip attribute
15006 tests if true; skip attribute tests for 64-bit.
15007 (construct_container): Remove TARGET_DEBUG_ARG.
15008 (function_arg_advance_32, function_arg_advance_64): Split out ...
15009 (function_arg_advance): ... from here.
15010 (function_arg_32, function_arg_64): Split out ...
15011 (function_arg): ... from here.
15012 (ix86_pass_by_reference): Tidy.
15013 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
15014 (function_value_32): New, from parts of ix86_function_value
15015 and ix86_value_regno.
15016 (function_value_64): New, from parts of ix86_function_value
15017 and ix86_libcall_value.
15018 (ix86_function_value_1): New.
15019 (ix86_function_value, ix86_libcall_value): Use it.
15020 (return_in_memory_32, return_in_memory_64): Split out ...
15021 (ix86_return_in_memory): ... from here.
15022 (ix86_struct_value_rtx): Skip for 64-bit.
15023 (ix86_libcall_value, ix86_value_regno): Remove.
15024 (setup_incoming_varargs_64): Split out ...
15025 (ix86_setup_incoming_varargs): ... from here.
15026 (ix86_va_start): Remove TARGET_DEBUG_ARG.
15027 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
15028 * config/i386/i386-protos.h (ix86_function_value): Remove.
15029 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
15031 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15034 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15035 infinities not supported, otherwise emit warning if -Woverflow. On
15036 underflow, emit warning if -Woverflow.
15037 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15039 * real.h (real_from_string): Update declaration
15041 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15042 Richard Henderson <rth@redhat.com>
15044 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15045 * calls.c (compute_argument_block_size, expand_call,
15046 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15047 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15048 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15049 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15050 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15051 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15052 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15053 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15056 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15058 * c-incpath.c (add_sysroot_to_chain): New.
15059 (merge_include_chains): Add sysroot argument. Call
15060 add_sysroot_to_chain if sysrooted.
15061 (register_include_chains): Update call to merge_include_chains.
15062 * doc/cppopts.texi: Document use of '=' in include directory
15065 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
15067 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
15068 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
15069 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15070 insn pattern using X87MODEF12 mode macro.
15072 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
15074 * regmove.c (regmove_optimize): Use reg_mentioned_p
15075 instead of reg_overlap_mentioned_p for DST.
15077 2007-03-21 Mike Stump <mrs@apple.com>
15079 * c.opt: Fixup for Objective-C/C++.
15081 2007-03-21 Steve Ellcey <sje@cup.hp.com>
15083 * explow.c (convert_memory_address): Fold memory reference when
15084 POINTERS_EXTEND_UNSIGNED < 0
15086 2007-03-21 Richard Henderson <rth@redhat.com>
15089 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
15090 * config/i386/mmintrin.h (__m64): Likewise.
15091 * config/i386/xmmintrin.h (__m128): Likewise.
15093 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15095 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
15096 (VXWORKS_OS_CPP_BUILTINS): Define.
15097 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
15098 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
15100 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15102 * rtl.h (constant_pool_reference_p): Delete.
15103 (find_constant_src): Declare.
15104 * rtlanal.c (find_constant_src): New function.
15105 * simplify-rtx.c (constant_pool_reference_p): Delete.
15106 * config/i386/i386.md: Use find_constant_src instead of
15107 constant_pool_reference_p/avoid_constant_pool_reference pairs.
15109 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15111 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
15112 * c-cppbuiltin.c (c_cpp_builtins): Define them.
15114 2007-03-20 Mark Mitchell <mark@codesourcery.com>
15116 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
15117 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
15118 (arm_elf_asm_constructor): Use it.
15119 (arm_elf_asm_destructor): New function.
15121 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
15123 * jump.c (mark_jump_label): Treat SEQUENCE specially.
15125 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
15127 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
15129 2007-03-19 Andrew Haley <aph@redhat.com>
15131 PR tree-optimization/31264
15132 * tree-vrp.c (register_edge_assert_for_1): Don't look though
15133 VIEW_CONVERT_EXPRs.
15135 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
15137 PR rtl-optimization/30907
15138 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
15139 (fwprop_init): Always call loop_optimizer_initialize.
15140 (fwprop_done): Always call loop_optimizer_finalize.
15141 (fwprop): We always have loop info now.
15142 (gate_fwprop_addr): Remove.
15143 (pass_fwprop_addr): Use gate_fwprop as gate.
15145 PR rtl-optimization/30841
15146 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
15147 df_chain_alloc): Call df_reorganize_refs unconditionally.
15148 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
15149 refs_organized to refs_organized_size.
15150 (df_ref_create_structure): Use refs_organized_size instead of
15151 bitmap_size if refs had been organized, and keep refs_organized_size
15153 * df.h (struct df_ref_info): Change refs_organized to
15154 refs_organized_size.
15155 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
15158 2007-03-19 Mark Mitchell <mark@codesourcery.com>
15160 * except.c (output_function_exception_table): Do not reference the
15161 EH personality routine for functions that do not require an
15164 2007-03-20 Jakub Jelinek <jakub@redhat.com>
15167 * c-typeck.c (convert_for_assignment): Call comptypes for
15168 RECORD_TYPE or UNION_TYPE.
15170 PR inline-asm/30505
15171 * reload1.c (reload): Do invalid ASM checking after
15172 cleanup_subreg_operands.
15174 2007-03-19 Jeff Law <law@redhat.com>
15176 * tree-cfg.c (find_taken_edge): Tighten conditions for
15177 optimizing computed gotos.
15179 2007-03-19 Michael Matz <matz@suse.de>
15181 * builtins.c (expand_builtin_sync_operation,
15182 expand_builtin_compare_and_swap,
15183 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
15186 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
15187 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
15190 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15192 * doc/tm.texi: Add brackets around the return type of
15193 TARGET_SECONDARY_RELOAD.
15195 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15196 Richard Guenther <rguenther@suse.de>
15198 PR tree-optimization/31254
15199 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15200 Use handled_component_p () where appropriate. Continue
15201 propagating into the rhs if we propagated into an INDIRECT_REF
15204 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15206 * config/s390/s390.md (op_type attribute): RRR instruction type added.
15207 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
15208 (xde, xdee): Mode attributes adjusted to support DFP modes.
15209 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
15210 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
15211 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
15212 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
15213 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
15214 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15215 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
15217 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
15218 "movsf"): Insn definitions removed.
15219 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
15220 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
15221 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
15223 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
15224 "reload_in<mode>", "reload_out<mode>"): Expander added.
15225 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
15228 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15230 * config/s390/s390.md: Only non-functional changes. Renamed
15231 FPR mode macro to BFP all over the file.
15233 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15235 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
15236 (op_type attribute): RRF instruction type added.
15237 (fT0): New mode attribute.
15238 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15239 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
15240 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
15241 instruction no secondary memory is needed when moving DFmode values
15242 between GPRs and FPRs.
15244 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15246 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
15247 inverted and documentation adjusted.
15248 ("mhard-dfp", "msoft-dfp"): New options.
15249 * config/s390/s390.c (s390_handle_arch_option): New architecture
15251 (override_options): Sanity checks for the new options added.
15252 * config.gcc: New architecture switch: z9-ec.
15253 * config/s390/s390.h (processor_flags): PF_DFP added.
15254 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
15255 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
15256 when the bit is NOT set so remove it from the defaults.
15258 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15260 * genemit.c (main): Print include statement for dfp.h.
15261 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
15264 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15266 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
15268 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
15271 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
15272 instead of PATTERN.
15274 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15276 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
15277 attr_length_call, output_call, output_indirect_call): Cleanup
15278 formatting of targetm calls.
15280 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15282 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
15284 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15286 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
15287 reservation, bypass and anti-bypass descriptions for these
15288 instructions. Update move patterns.
15289 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
15292 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
15294 * tree-vect-transform.c (get_initial_def_for_induction): Replace
15295 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
15296 (get_initial_def_for_reduction): Likewise.
15298 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
15300 Fix PR tree-optimization/29922
15301 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
15302 (get_representative): Removed.
15303 (value_dies_in_block_x): Update for rvuse removal.
15304 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
15305 (compute_antic_aux): Handle when PHI nodes appear in
15306 non-single-successors.
15307 (dump_bitmap_of_names): Removed.
15308 (compute_antic_safe): Renamed and removed rvuse calculation.
15309 Calculate only antic safe.
15310 (insert_into_preds_of_block): Remove assert.
15311 (execute_pre): Update for renamed functions.
15312 (defer_or_phi_translate_block): New function.
15314 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15316 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
15317 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
15319 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15320 Follow spelling conventions.
15322 * tree-data-ref.h: Remove the prototype for analyze_array.
15324 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15326 PR tree-optimization/31041
15327 * tree-vect-transform.c (get_initial_def_for_induction): Call
15328 force_gimple_operand.
15330 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15332 * ipa-type-escape.c (look_for_casts) : Revert code to use
15333 handled_component_p due to ada test a-numaux.adb.
15335 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15337 * final.c (final_scan_insn): Alter the condition of a
15338 conditional trap if we have nonstandard CC.
15340 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15342 * configure.ac: Remove excess quoting from asm line 0 test.
15343 * configure: Rebuilt.
15345 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15347 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15348 * c-common.c (convert_and_check): Move warning logic to...
15349 (warnings_for_convert_and_check): ...here. Define.
15350 * c-common.h (warnings_for_convert_and_check): Declare.
15352 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15354 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15355 (output_call): Likewise.
15357 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15359 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15361 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15363 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15365 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15367 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15368 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15370 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15372 PR tree-optimization/31183
15373 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15374 Use double_int instead of unsigned int for representing access_strides.
15375 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15377 2007-03-16 Richard Guenther <rguenther@suse.de>
15379 PR tree-optimization/31146
15380 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15381 to allow recursion of forward_propagate_addr_expr.
15382 (forward_propagate_addr_into_variable_array_index): Likewise.
15383 (forward_propagate_addr_expr): Likewise.
15384 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15385 (forward_propagate_addr_expr_1): Recurse on simple copies
15386 instead of propagating into them. Do so for useless conversions
15388 (forward_propagate_addr_expr): Clean up unused statements after
15391 2007-03-16 Richard Guenther <rguenther@suse.de>
15393 * builtins.c (expand_builtin_cexpi): Use the right argument
15394 for the expansion via cexp.
15396 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15398 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15399 * configure: Rebuilt.
15401 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15404 * dwarf2out.c (force_type_die): Adjust comment.
15405 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15407 2007-03-15 DJ Delorie <dj@redhat.com>
15409 * config/frv/predicates.md (minmax_operator): Don't check operands
15412 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15414 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15415 Update constant estimates of number of iterations.
15416 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15417 argument renamed to "realistic".
15418 (compute_estimated_nb_iterations): Removed.
15419 (record_niter_bound): New function.
15420 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15421 call record_nonwrapping_iv with upper = false.
15422 (infer_loop_bounds_from_signedness): Pass upper argument to
15423 record_nonwrapping_iv.
15424 (estimate_numbers_of_iterations_loop): Do not call
15425 compute_estimated_nb_iterations. Record estimate based on profile
15426 information. Initialize the constant estimates of number of
15428 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15430 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15431 number of iterations is too small.
15432 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15433 (EST_NOT_AVAILABLE): Removed.
15434 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15435 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15438 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15440 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15441 Handle NE_EXPR guards.
15443 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15446 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15447 Set also -pedantic-errors by default for the preprocessor unless
15448 -fpermissive is given.
15450 2007-03-15 Richard Guenther <rguenther@suse.de>
15452 PR middle-end/29719
15453 PR middle-end/31161
15454 * builtins.c (expand_builtin_cexpi): As a fallback if we
15455 don't have builtins for sincos or cexp create a function
15456 declaration for cexp and expand to a call to that.
15457 (expand_builtin_int_roundingfn): Always fall
15458 back to floor/ceil and its variants even if they may be
15461 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15463 PR middle-end/31159
15464 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15465 jump tables, move the call to delete_dead_jumptables from here...
15466 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15467 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15468 don't allow merging of blocks that try_redirect_by_replacing_jump
15469 also does not handle when not optimizing.
15471 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15472 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15474 * config/i386/i386.md (x86_sahf_1): Correctly handle
15477 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15480 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15481 x86_64_general_operand as operand[2] predicate. Remove "iF"
15482 from operand constraints and use "e" constraint instead.
15483 (*subti3_1, *subti3_1 splitter): Ditto.
15484 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15485 operand[1] predicate.
15487 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15489 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15490 arrays, multiply the access strides by the size of the sub-array.
15491 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15493 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15495 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15496 the configured assembler supports the sahf mnemonic.
15497 * configure: Regenerate.
15498 * config.in: Regenerate.
15500 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15501 emit "sahf" or ".byte\t0x9e" as asm template.
15503 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15506 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15507 option to replace hard coded TARGET_xxx in md file.
15508 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15509 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15510 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15511 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15512 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15513 (X86_TUNE_NOT_VECTORMODE): Ditto.
15514 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15515 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15516 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15517 (TUNE_SLOW_IMUL_IMM8): Ditto.
15518 (TUNE_MOVE_M1_VIA_OR): Ditto.
15519 (TUNE_NOT_UNPAIRABLE): Ditto.
15520 (TUNE_NOT_VECTORMODE): Ditto.
15522 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15525 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15526 tuning options instead of hard coded TARGET_xxx.
15527 (fix ssemode peephole2's): Ditto.
15528 (imul peephole2's): Ditto.
15530 (movdi_or_rex64): Ditto.
15531 (move peephole2): Ditto.
15532 (not peephole2's): Ditto.
15534 2007-03-14 Dirk Mueller <dmueller@suse.de>
15536 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15537 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15538 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15540 * c-parser.c (c_parser_do_statement): Warn about empty body in
15541 do/while statement.
15542 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15543 * doc/invoke.texi (-Wempty-body): Update documentation.
15545 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15548 * c-common.h (warn_for_div_by_zero): Declare.
15549 * c-common.c (warn_for_div_by_zero): Define.
15550 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15553 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15555 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15556 to PREFIX and STANDARD_PREFIX.
15558 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15559 Phil Edwards <phil@codesourcery.com>
15561 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15562 (__gthread_once_t): Remove busy field for RTPs.
15563 (__GTHREAD_ONCE_INIT): Update accordingly.
15565 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15567 * doc/invoke.texi: Document VxWorks options.
15569 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15571 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15573 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15575 PR tree-optimization/30590
15576 * tree-nrv.c (tree_nrv): Check for the partial update of the
15579 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15581 * flags.h (flag_random_seed): Remove declaration, in favor of...
15582 * toplev.h (get_random_seed, set_random_seed): ... these.
15583 * tree.c (get_file_function_name): Use the former.
15584 * opts.c (common_handle_option): Use the latter.
15587 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15589 PR middle-end/31127
15590 * cse.c (cse_find_path): Do not bail out if a basic block that
15591 we already visited now becomes part of a path that starts at a
15592 different basic block. Just disallow this, to make sure we
15593 visit each basic block at most once.
15595 2007-03-13 Jan Hubicka <jh@suse.cz>
15597 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15598 attributes, when profile esitmate is present, calls with very low
15599 frequency are cold.
15601 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15603 PR tree-optimization/30730
15604 PR tree-optimization/26900
15605 * tree-ssa-loop-niter.c: Include gmp.h.
15606 (bounds): New type.
15607 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15608 split_to_var_and_offset, determine_value_range,
15609 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15610 bound_difference, bounds_add, bounds_negate,
15611 number_of_iterations_ne_max, dump_affine_iv): New functions.
15612 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15613 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15614 difference of initial and final value of control iv to validate
15616 (number_of_iterations_cond): Add loop parameter. Determine bounds
15617 on the difference of the extremes of the control iv. Add dumps.
15618 (expand_simple_operations): Handle phi nodes.
15619 (simplify_using_initial_conditions): Do not record used conditions.
15620 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15621 Do not set additional_info.
15622 (implies_nonnegative_p, implies_ge_p): Removed.
15623 (derive_constant_upper_bound): Do not use parameter `additional'.
15624 (record_estimate): Parameter `additional' removed. Parameter
15625 `i_bound' added. Do not call derive_constant_upper_bound.
15626 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15627 bound the number of iterations estimate.
15628 (estimate_numbers_of_iterations_loop): Pass the estimate from
15629 the number of iterations analysis to record_estimate.
15630 * tree.h (multiple_of_p): Declare.
15631 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15632 (scev_const_prop): Do not check expression_expensive_p.
15633 * fold-const.c (multiple_of_p): Exported.
15634 * double-int.c (double_int_mask): Exported.
15635 * double-int.h (double_int_mask): Declare.
15636 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15637 field. Added max field.
15639 2007-03-13 David Taylor <taylor@candd.org>
15642 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15645 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15648 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15649 two unamed patterns.
15651 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15653 * config/i386/i386.opt (mcx16, msahf): New options.
15654 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15655 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15657 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15658 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15659 Output -mcx16 and -msahf options when corresponding bit is set.
15661 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15662 and -msahf options.
15664 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15666 * configure.ac: Test for assembler tolerance to # 0 "".
15667 * configure, config.in: Rebuilt.
15668 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15670 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15672 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15674 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15675 (handle_syscall): Handle direct system calls.
15676 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15678 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15680 * doc/invoke.texi: Fix cpp.info cross-reference.
15681 * doc/passes.texi: Fix gcc.info cross-reference.
15683 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15685 PR tree-optimization/30835
15686 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15687 bb_for_stmt is not NULL before accessing it.
15689 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15691 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15694 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15697 * doc/install.texi: Document --enable-stage1-languages
15699 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15701 * tree-pass.h (pass_into_cfg_layout_mode,
15702 pass_outof_cfg_layout_mode): Declare.
15703 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15704 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15705 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15706 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15708 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15710 * c-decl.c (warn_variable_length_array): New function.
15711 Refactored from grokdeclarator to handle warn_vla
15712 and handle unnamed array case.
15713 (grokdeclarator): Refactored VLA warning case.
15714 * c.opt (Wvla): New flag.
15715 * doc/invoke.texi (Wvla): New warning.
15717 2007-03-12 Richard Henderson <rth@redhat.com>
15719 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15720 (TARGET_SECTION_TYPE_FLAGS): New.
15722 2007-03-12 Richard Henderson <rth@redhat.com>
15724 * config/darwin.c (machopic_reloc_rw_mask): New.
15725 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15726 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15728 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15730 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15731 * cppdefault.h (cpp_PREFIX): Document.
15732 (cpp_PREFIX_len): Likewise.
15733 (cpp_EXEC_PREFIX): New variable.
15734 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15735 * c-incpath.c (add_standard_paths): Correct logic for relocating
15736 paths within prefix.
15738 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15740 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15741 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15743 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15744 fix_truncdfdi_sse using SSEMODEF mode macro.
15745 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15746 fix_truncdfsi_sse using SSEMODEF mode macro.
15747 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15748 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15750 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15752 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15753 elfos.h to tm_file.
15755 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15757 * tree.h : Add multiple_of_p declaration.
15758 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15759 * ipa-type-escape.c (results_of_malloc): Redundant.
15760 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15761 (cast_type): Extended with new members.
15762 (check_cast): Returns cast_type.
15763 (cast): New structure for data of walk_use_def_chains.
15764 (is_malloc_result, is_cast_from_non_pointer_1,
15765 is_cast_from_non_pointer,
15766 is_array_access_through_pointer_and_index): New functions.
15767 (look_for_casts): Returns cast types.
15768 (check_call): Returns void.
15769 (okay_pointer_operation): Use support of pointer plus index,
15770 pointer plus constant and allow all multiplications.
15772 2007-03-11 Richard Guenther <rguenther@suse.de>
15774 PR tree-optimization/31115
15775 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15776 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15777 A shift count of zero is not special as with *_DIV_EXPR.
15778 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15781 2007-03-11 Ian Lance Taylor <iant@google.com>
15783 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15784 the *_DIV_EXPR codes correctly with overflow infinities.
15786 2007-03-11 Ira Rosen <irar@il.ibm.com>
15788 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15789 indicate success/failure of the analysis. Add negation to subtrahend
15790 in case of subtraction. Fail if both operands contain constants.
15791 (create_data_ref): Fail if analyze_offset fails.
15793 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15795 * config/i386/i386.md (frndintxf2): Rename to ...
15796 (rintxf2): ... this. Remove expander having same name.
15797 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15798 (roundsf2, rounddf2): Ditto.
15799 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15800 (lround<mode>di2, lround<mode>si2): Ditto.
15802 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15804 * lower-subreg.c: Include except.h.
15805 (decompose_multiword_subregs): Verify that the only control flow
15806 insns we can split are loads to multi-words pseudos.
15807 Handle breaking such blocks after splitting, instead of calling
15808 find_many_sub_basic_blocks.
15810 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15811 on the new basic block. Add a lengthy comment explaining why we
15812 thought this was necessary.
15813 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15815 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15818 * tree.c (walk_type_fields): Recurse into the element type of
15819 ARRAY_TYPEs if there is a pointer set.
15821 2007-03-10 Dirk Mueller <dmueller@suse.de>
15823 * c-common.c (warn_logical_operator): Fix condition.
15825 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15827 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15829 * config/darwin.c (machopic_select_section): Remove superfluous
15830 argument in call to categorize_decl_for_section. Remove unused
15833 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15835 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15837 * configure: Regenerate.
15839 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15842 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15843 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15844 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15845 Add LABEL_NUSES to emitted label.
15846 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15847 branch probability value to emitted jump insn.
15848 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15849 Do not check life information and do not re-arrange input operands
15850 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15852 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15854 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15855 the change of decode_asm_operands.
15857 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15859 * mode-switching.c (create_pre_exit): Skip blockage insn.
15861 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15863 * tree-pass.h (TODO_update_smt_usage): Remove.
15865 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15869 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15871 * pa.c (attr_length_call): Revise condition for long
15872 pc-relative branch.
15873 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15874 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15875 sequence on SOM target.
15877 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15879 * gcc.c: Document %{, in big comment at top.
15880 (input_suffix_matches): Remove special handling for .s and
15882 (input_spec_matches): New.
15883 (handle_braces): Handle %{,.
15884 (validate_switches): ',' indicates a value which is not a switch.
15885 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15886 to detect assembler input.
15887 * config/i386/sol2.h (CPP_SPEC): Likewise.
15888 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15889 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15890 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15891 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15892 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15893 -m64 causes deployment target to default to 10.5.
15894 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15896 2007-03-09 Richard Henderson <rth@redhat.com>
15899 * target.h (targetm.asm.out.reloc_rw_mask): New.
15900 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15901 (TARGET_ASM_OUT): Use it.
15902 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15903 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15904 use the new reloc_rw_mask target hook instead.
15905 (default_section_type_flags_1): Merge into...
15906 (default_section_type_flags): ... here.
15907 (decl_readonly_section_1): Merge into...
15908 (decl_readonly_section): ... here.
15909 (default_elf_select_section_1): Merge into...
15910 (default_elf_select_section): ... here.
15911 (default_unique_section_1): Merge into...
15912 (default_unique_section): ... here.
15913 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15914 (default_select_rtx_section): Use it.
15915 (default_elf_select_rtx_section): Likewise.
15916 * output.h: Update to match.
15917 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15918 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15919 (TARGET_ASM_RELOC_RW_MASK): New.
15920 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15921 to categorize_decl_for_section.
15922 (x86_64_elf_unique_section): Likewise.
15923 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15924 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15925 (TARGET_ASM_RELOC_RW_MASK): New.
15926 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15927 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15928 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15929 (TARGET_RWRELOC): Remove.
15930 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15931 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15932 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15933 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15934 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15935 (rs6000_xcoff_select_section): Use decl_readonly_section.
15936 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15937 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15938 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15939 (TARGET_SECTION_TYPE_FLAGS): Remove.
15940 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15942 2007-03-09 Roger Sayle <roger@eyesopen.com>
15944 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15945 complex constant equality/inequality comparisons for here.
15946 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15947 known at compile-time or can be simplified to a scalar comparison.
15948 (fold_relational_const): Move compile-time evaluation of complex
15949 constant equality/inequality comparisons to here.
15951 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15953 PR rtl-optimization/30643
15954 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15956 (fold_rtx): Recurse, like before 2006-11-03.
15958 2007-03-09 DJ Delorie <dj@redhat.com>
15960 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15963 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15965 PR tree-optimization/30375
15966 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15967 LHS of statements is not the same.
15968 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15970 2007-03-09 Chao-ying Fu <fu@mips.com>
15972 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15974 * doc/invoke.texi (-mdspr2): Document new option.
15975 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15976 New unspec for DSP REV 2.
15977 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15978 these instructions are extended in DSP REV 2.
15979 (mips-dspr2.md): Include.
15980 * config/mips/mips.opt (mdspr2): New option.
15981 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15982 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15983 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15984 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15985 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15986 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15987 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15989 (bdesc_map): Add one field of unsupported_target_flags.
15990 (bdesc_arrays): Update entries to have extra fields. Add
15992 (mips_init_builtins): Initialize new function types.
15993 Check unsupported_target_fileds to filter out builtins.
15994 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15996 (ASM_SPEC): Pass mdspr2 to the assembler.
15997 * config/mips/mips-dspr2.md: New file.
15999 2007-03-09 Sa Liu <saliu@de.ibm.com>
16001 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
16003 2007-03-09 Ian Lance Taylor <iant@google.com>
16005 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
16006 argument) like -Wstrict-overflow=2.
16007 * doc/invoke.texi (Warning Options): Update documentation.
16009 2007-03-09 Dirk Mueller <dmueller@suse.de>
16012 * doc/invoke.texi (-Wlogical-op): Document.
16013 * common.opt (-Wlogical-op): New.
16014 * c-common.h (warn_logical_operator): Declare.
16015 * c-common.c (warn_logical_operator): Define.
16016 * c-typeck.c (parser_build_binary_op): Call
16017 warn_logical_operator.
16019 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16021 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
16022 * final.c (final_scan_insn): Test for non-"" file name.
16024 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
16026 * doc/loop.texi: Document the Omega linear constraints solver.
16027 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
16028 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
16029 omega-hash-table-size, omega-max-keys, and
16030 omega-eliminate-redundant-constraints.
16031 * tree-pass.h (pass_check_data_deps): Declared.
16034 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16035 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16036 pass_check_data_deps): New.
16037 * tree-data-ref.c (init_data_ref): Remove declaration.
16038 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16039 (analyze_array): Renamed init_array_ref, move up initializations.
16040 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16041 Removed arguments that are set to NULL.
16042 (analyze_indirect_ref): Correct indentation, correct call to
16044 (object_analysis): Call init_array_ref instead of analyze_array.
16045 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16046 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16047 of DR_ACCESS_FNS_ADDR.
16048 (init_omega_eq_with_af, omega_extract_distance_vectors,
16049 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16050 ddr_consistent_p): New.
16051 (compute_affine_dependence): Check consistency of ddrs when
16052 flag_check_data_deps is passed.
16053 (analyze_all_data_dependences): Uncomment.
16054 (tree_check_data_deps): New.
16055 * tree-data-ref.h: Include omega.h.
16056 (DR_ACCESS_FNS_ADDR): Removed.
16057 (data_dependence_relation): Add inner_loop.
16058 (DDR_INNER_LOOP): New.
16059 * common.opt (fcheck-data-deps): New.
16060 * tree-flow.h (tree_check_data_deps): Declare.
16061 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16062 (OBJS-common): Depend on omega.o.
16064 * passes.c (pass_check_data_deps): Scheduled.
16065 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
16066 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
16067 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
16068 PARAM_VECT_MAX_VERSION_CHECKS,
16069 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
16071 2007-03-09 Richard Guenther <rguenther@suse.de>
16073 PR tree-optimization/30904
16074 PR middle-end/31058
16075 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
16076 the same way as *_DIV_EXPR.
16078 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16080 * recog.c (decode_asm_operands): No mixed declarations and code.
16082 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16084 * rtl.def (ASM_INPUT): Add location.
16085 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
16086 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
16087 (decode_asm_operands): Add loc operand.
16088 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
16089 * stmt.c (expand_asm): Rename to...
16090 (expand_asm_loc): ... this. Add locus argument. Pass it on to
16091 gen_rtx_ASM_INPUT_loc.
16092 (expand_asm_expr): Adjust.
16093 * recog.c (decode_asm_operands): Add loc operand.
16094 (check_asm_operands, extract_insn): Adjust.
16095 * reload1.c (maybe_fix_stack_asms): Likewise.
16096 * final.c (asm_insn_count): Likewise.
16097 (final_scan_insn): Output # line before and after asm.
16099 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
16101 * tree-ssa-structalias.c (variable_info): Remove
16103 (new_var_info): Ditto.
16104 (shared_bitmap_info_t): New structure.
16105 (shared_bitmap_table): New variable.
16106 (shared_bitmap_hash): New function.
16107 (shared_bitmap_eq): Ditto
16108 (shared_bitmap_lookup): Ditto.
16109 (shared_bitmap_add): Ditto.
16110 (merge_smts_into): Change to take bitmap directly.
16111 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
16112 (init_alias_vars): Init shared bitmap hashtable.
16113 (delete_points_to_sets): Delete shared bitmap hashtable.
16114 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
16115 is_aliased removal as a change that was still necessary was
16118 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
16120 * config/i386/i386.h (override_options): Conditionally disable
16121 x86_sahf for 64bit targets only.
16123 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16126 * c-decl.c (merge_decls): Don't call make_var_volatile.
16127 * varasm.c (make_var_volatile): Remove.
16128 * output.h (make_var_volatile): Remove.
16130 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
16132 PR tree-optimization/31085
16133 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
16135 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16137 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
16138 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
16139 ATTR_CONST_NOTHROW_LIST.
16141 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16144 2007-03-08 Diego Novillo <dnovillo@redhat.com>
16146 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
16148 2007-03-08 Geoffrey Keating <geoffk@apple.com>
16151 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
16153 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
16154 passed, use shared libgcc.
16156 2007-03-08 Roger Sayle <roger@eyesopen.com>
16158 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
16159 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16160 (honor_protect_cleanup_actions, lower_try_finally_switch):
16162 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
16163 ifc_temp_var): Likewise.
16164 * tree-inline.c (setup_one_parameter): Likewise.
16165 * tree-mudflap.c (mf_decl_cache_locals,
16166 mf_build_check_statement_for): Likewise.
16167 * tree-nested.c (init_tmp_var, save_tmp_var,
16168 finalize_nesting_tree_1): Likewise.
16169 * tree-outof-ssa.c (insert_copy_on_edge,
16170 insert_backedge_copies): Likewise.
16171 * tree-profile.c (tree_gen_edge_profiler,
16172 tree_gen_ic_profiler): Likewise.
16173 * tree-scalar-evolution.c (scev_const_prop): Likewise.
16174 * tree-sra.c (sra_build_assignment): Likewise.
16175 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
16176 * tree-ssa-math-opts.c (insert_reciprocals,
16177 execute_cse_sincos_1): Likewise.
16178 * tree-tailcall.c (adjust_accumulator_values,
16179 adjust_return_value): Likewise.
16180 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
16181 * tree-vect-transform.c (vect_create_data_ref_ptr,
16182 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
16183 vect_create_epilog_for_reduction, vectorizable_reduction,
16184 vectorizable_call, vectorizable_conversion,
16185 vectorizable_assignment, vectorizable_operation,
16186 vectorizable_type_demotion, vect_gen_widened_results_half,
16187 vect_permute_store_chain, vectorizable_store,
16188 vect_setup_realignment, vect_permute_load_chain,
16189 vectorizable_load, vectorizable_condition,
16190 vect_create_cond_for_align_checks): Likewise.
16191 * tree-vrp.c (build_assert_expr_for): Likewise.
16193 2007-03-08 Ian Lance Taylor <iant@google.com>
16195 * tree-vrp.c: Include "intl.h".
16196 (usable_range_p): New static function.
16197 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
16198 overflowed values, juts set *strict_overflow_p.
16199 (compare_values): Only return -2 if one of the operands is not a
16201 (compare_ranges): Call usable_range_p.
16202 (compare_range_with_value): Likewise.
16203 (vrp_evaluate_conditional_warnv): Rename from
16204 vrp_evaluate_conditional. Make static. Change all callers.
16205 (vrp_evaluate_conditional): New function.
16206 (simplify_div_or_mod_using_ranges): Issue warning about reliance
16207 on signed overflow.
16208 (simplify_abs_using_ranges): Likewise.
16209 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
16210 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
16211 within_stmt parameter.
16212 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16213 vrp_evaluate_conditional.
16214 * tree-ssa-threadedge.c
16215 (record_temporary_equivalences_from_stmts_at_dest): Change
16216 simplify parameter to take a second tree parameter.
16217 (simplify_control_stmt_condition): Likewise.
16218 (thread_across_edge): Likewise.
16219 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16220 (thread_across_edge): Likewise.
16221 * Makefile.in (tree-vrp.o): Depend upon intl.h.
16223 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
16225 * config/i386/i386.h (TARGET_SAHF): New define.
16226 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
16227 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
16228 (x86_sahf): New global variable.
16229 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
16230 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
16231 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
16232 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
16234 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
16235 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
16236 when expanding fcomi/sahf based tests.
16237 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
16238 expanding sahf based alternative. Emit sahf based sequence when
16239 optimizing for code size.
16240 * config/i386/i386.md (x86_sahf_1): Do not disable for
16241 TARGET_64BIT, enable for TARGET_SAHF.
16243 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
16245 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
16246 spurious whitespace from error message.
16248 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
16251 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
16253 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
16255 * c-decl.c (grokdeclarator): Disable warnings for anonymous
16257 * tree-sra.c (instantiate_element): Propagate disabled warnings
16258 from the element itself to the created variable.
16260 2007-03-07 Richard Henderson <rth@redhat.com>
16263 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
16264 silently fix up the stack in the case of a missing register.
16266 2007-03-07 Paul Brook <paul@codesourcery.com>
16268 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
16270 2007-03-07 Joseph Myers <joseph@codesourcery.com>
16272 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
16274 (phase1_vrs): Use them.
16275 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
16276 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
16277 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
16278 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
16279 __gnu_Unwind_Restore_WMMXC if required.
16280 (_Unwind_VRS_Pop): Implement iWMMXt support.
16281 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
16282 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
16283 gnu_Unwind_Save_WMMXC): Define.
16285 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16287 * config/vxworks.h (vxworks_override_options): Declare.
16288 (VXWORKS_OVERRIDE_OPTIONS): Use it.
16289 * config/vxworks.c: Include target.h and toplev.h.
16290 (vxworks_override_options): New function.
16291 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
16293 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
16295 * config/s390/s390.c (override_options): Don't emit an error when
16296 -mstack-size is used without providing -mstack-guard.
16297 (s390_emit_prologue): Choose stack_guard value automatically if not
16298 provided via command line.
16299 * doc/invoke.texi: Adjust description of -mstack-guard and
16302 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16304 * config/i386/i386.c (output_set_got): Add a GOT initialization
16305 sequence for VxWorks PIC.
16306 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
16307 around labels as well as symbols. Use gotoff_operand instead
16308 of local_symbolic_operand.
16309 (legitimize_pic_address): Use gotoff_operand instead of
16310 local_symbolic_operand. Use @GOT accesses for labels as
16312 (ix86_output_addr_diff_elt): Use PC-relative rather than
16313 GP-relative offsets for VxWorks PIC.
16314 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
16315 no_new_pseudos. Check whether the returned register is op0.
16316 * config/i386/i386.md (tablejump): Use PC-relative rather than
16317 GP-relative offsets for VxWorks PIC.
16318 * config/i386/predicates.md (gotoff_operand): New predicate.
16320 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16322 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16324 * config/vxworks-dummy.h: New file.
16325 * config/i386/i386.h: Include it.
16327 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16329 * dwarf2out.c (is_inlined_entry_point): New
16330 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16331 DW_AT_ranges if the first subblock is the entry point.
16333 2007-03-06 David Daney <ddaney@avtrex.com>
16335 * doc/install.texi (mips-*-*): Change recommended binutils
16338 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16340 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16341 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16343 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16344 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16346 2007-03-06 Jan Hubicka <jh@suse.cz>
16348 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16349 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16351 (probably_cold_bb_p): Cold functions are cold.
16352 (probably_never_executed_bb_p): Cold functions are cold.
16353 (tree_bb_level_predictions): Predict calls to cold functions as not
16355 (compute_function_frequency): Check hot/cold attributes.
16356 * function.h (function_frequency): Update comments.
16357 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16358 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16359 (c_common_att): Add cold and hot.
16361 * doc/extend.texi (hot,cold attributes): Document.
16363 2007-03-06 Andrew Haley <aph@redhat.com>
16365 * function.c (expand_function_end): Move blockage to just after we
16366 emit the label for the naked return from the function.
16368 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16370 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16373 2007-03-06 Jan Hubicka <jh@suse.cz>
16375 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16376 loaded for constant large models. Non-large 64bit PIC can do.
16377 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16378 * cmodel.h: Add LARGE PIC.
16379 * i386.md (UNSPEC_PLTOFF): New.
16380 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16382 (*call_1_rex64): Disable for large models.
16383 (*call_1_rex64_large): New.
16384 (*call_value_1_rex64): Disable for large models.
16385 (*call_value_1_rex64_large): New.
16386 (set_rip_rex4): New.
16387 (set_got_offset_rex64): New.
16388 * predicates.md (constant_call_address_operand): For large model
16389 constant calls are not possible.
16390 * i386-protos.h (construct_plt_address): Declare.
16391 * i386.c (override_options): Accept large models.
16392 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16393 (legitimate_constant_p): Add new UNSPECs.
16394 (legitimate_pic_operand_p): Likewise.
16395 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16396 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16398 (output_pic_addr_const): Add PLTOFF.
16399 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16400 (ix86_expand_move): Legitimize pic address when in PIC mode.
16401 (construct_plt_address): New function.
16402 (ix86_expand_call): Offload the address to register and use GOT
16403 pointer for large model.
16404 * invoke.texi (mcmodel=large): Update documentation.
16406 2007-03-06 Richard Henderson <rth@redhat.com>
16408 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16409 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16410 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16411 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16412 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16413 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16414 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16415 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16416 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16417 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16418 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16419 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16420 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16421 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16422 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16423 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16424 x86_schedule, x86_use_bt, x86_pad_returns,
16425 x86_use_xchgb): Merge into ...
16426 (ix86_tune_features): ... here. New array.
16427 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16428 x86_bswap): Merge into ...
16429 (ix86_arch_features): ... here. New array.
16430 (x86_3dnow_a): Remove.
16431 (x86_accumulate_outgoing_args): Make static.
16432 (x86_arch_always_fancy_math_387): Make static.
16433 (ix86_tune_mask, ix86_arch_mask): Move ...
16434 (override_options): ... to local variables here. Apply the
16435 appropriate mask to each element of ix86_arch_features and
16436 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16437 as were done in the old macros.
16438 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16439 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16440 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16441 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16442 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16443 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16444 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16445 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16446 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16447 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16448 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16449 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16450 x86_accumulate_outgoing_args, x86_prologue_using_move,
16451 x86_epilogue_using_move, x86_decompose_lea,
16452 x86_arch_always_fancy_math_387, x86_shift1,
16453 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16454 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16455 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16456 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16457 x86_use_incdec, x86_pad_returns, x86_bswap,
16458 x86_partial_flag_reg_stall): Remove.
16459 (enum ix86_tune_indices): New.
16460 (ix86_tune_features): New.
16461 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16462 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16463 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16464 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16465 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16466 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16467 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16468 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16469 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16470 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16471 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16472 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16473 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16474 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16475 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16476 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16477 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16478 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16479 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16480 TARGET_EXT_80387_CONSTANTS): Use it.
16481 (enum ix86_arch_indices): New.
16482 (ix86_arch_features): New.
16483 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16484 TARGET_BSWAP): Use it.
16485 (ix86_tune_mask, ix86_arch_mask): Remove.
16487 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16490 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16491 Define using $${sysroot_headers_suffix}.
16492 * configure: Regenerate.
16493 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16494 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16496 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16497 * gcc.c (print_sysroot_headers_suffix): New.
16498 (option_map): Include --print-sysroot-headers-suffix.
16499 (display_help): Mention -print-sysroot-headers-suffix.
16500 (process_command): Handle -print-sysroot-headers-suffix.
16501 (do_spec_1): Append multilib directory to include-fixed path if
16502 sysroot suffixes in use.
16503 (main): Handle -print-sysroot-headers-suffix.
16504 * Makefile.in (start.encap): Don't depend on xlimits.h
16505 (xlimits.h): Remove.
16506 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16507 limits.h for each multilib in fixinc_list.
16508 (fixinc_list, s-fixinc_list): New.
16509 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16510 generate them for each multilib in fixinc_list.
16511 (stmp-fixproto): Use include-fixed. Run fixproto for each
16512 multilib in fixinc_list.
16513 (mostlyclean): Don't remove xlimits.h.
16514 (clean): Remove include-fixed.
16515 (real-install-headers-tar, real-install-headers-cpio,
16516 real-install-headers-cp): Don't copy include, only include-fixed.
16517 (install-mkheaders): Depend on fixinc_list. Don't depend on
16518 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16519 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16520 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16522 2007-03-06 Jan Hubicka <jh@suse.cz>
16524 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16527 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16529 * configure.ac: Allow tm_file to contain build-directory files.
16530 * configure: Regenerate.
16531 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16532 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16533 * config/m68k/print-sysroot-suffix.sh: New file.
16535 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16537 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16538 of pic_offset_table_rtx if reload_completed.
16539 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16540 PIC_OFFSET_TABLE_REGNUM.
16541 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16543 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16544 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16546 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16548 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16549 functions that call eh_return.
16551 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16553 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16554 functions that need a constant pool.
16556 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16559 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16560 (m68k_preferred_reload_class): Likewise.
16561 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16562 (SECONDARY_RELOAD_CLASS): Define.
16563 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16564 (LIMIT_RELOAD_CLASS): Delete.
16565 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16566 registers from storing bytes.
16567 (m68k_secondary_reload_class): New function.
16568 (m68k_preferred_reload_class): Likewise.
16570 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16572 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16574 (m68k_expand_prologue): Likewise.
16576 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16578 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16579 (mips_expand_epilogue): Add a bool parameter.
16580 (m68k_legitimize_sibcall_address): Declare.
16581 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16582 (m68k_expand_epilogue): Add a parameter to select between sibling
16583 and normal epilogues. Only generate a return for the latter.
16584 (m68k_ok_for_sibcall_p): New function.
16585 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16586 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16587 (sibcall_value, *sibcall_value): Likewise.
16588 (*call, *call_value): Require !SIBLING_CALL_P.
16589 (epilogue): Update call to m68k_expand_epilogue.
16590 (sibcall_epilogue): New pattern.
16591 * config/m68k/predicates.md (const_call_operand): Say that this
16592 predicate applies to sibling calls too.
16593 (sibcall_operand): New predicate.
16595 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16597 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16598 alternatives as movsi_cf.
16599 (movsf_cf_hard): Add commentary.
16601 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16602 Richard Sandiford <richard@codesourcery.com>
16604 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16605 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16606 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16607 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16608 as being live on exit from an interrupt function.
16609 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16610 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16611 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16612 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16613 (m68k_interrupt_function_p): Globalize.
16614 (m68k_compute_frame_layout): Remove reverse mask code.
16615 (m68k_emit_movem, m68k_set_frame_related): New functions.
16616 (m68k_output_function_prologue): Delete in favor of...
16617 (m68k_expand_prologue): ...this new function.
16618 (m68k_output_function_epilogue): Delete in favor of...
16619 (m68k_expand_epilogue): ...this new function.
16620 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16622 (print_operand): Handle %?.
16623 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16624 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16625 (prologue, epilogue): New patterns.
16626 (return): Turn into a define_expand.
16627 (*return): New pattern, derived from old "return" pattern. Use rte
16628 rather than rts for interrupt functions. Only use rtd if the pop
16630 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16631 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16632 (link, *link, unlink, *unlink, load_got): Likewise.
16634 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16638 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16639 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16640 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16641 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16642 and m68k_matches_u_p.
16643 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16644 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16645 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16646 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16647 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16648 (REG_STRICT_P): New macro.
16649 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16650 PCREL_GENERAL_OPERAND_OK.
16651 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16652 m68k_legitimate_base_reg_p.
16653 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16654 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16655 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16656 * config/m68k/m68k.c (m68k_address): New structure.
16657 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16658 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16659 (m68k_jump_table_ref_p, m68k_decompose_address)
16660 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16661 (m68k_matches_u_p): New functions.
16662 (print_operand_address): Rewrite to use m68k_decompose_index.
16664 2007-03-05 David Taylor <dtaylor@emc.com>
16666 * gcc.c: Correct copyright date in --version output.
16668 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16670 * pa.md: In unamed move patterns, disparge copies between general
16671 and floating point registers using '?' modifier. Don't include 'f'
16672 constraint for register preferences in DImode, SImode, HImode and
16673 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16674 Remove constraints for copies between general and floating registers
16675 in soft-float DFmode pattern.
16676 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16680 2007-03-05 Mike Stump <mrs@apple.com>
16682 * c-common.c (targetcm): Add.
16683 * c-opts.c (c_common_handle_option): Handle language specific
16685 * opts.c (handle_option): Verify language for target options, if
16687 * opth-gen.awk: Add CL_LANG_ALL.
16688 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16689 (TARGETCM_INITIALIZER): Add.
16690 * target.h (struct gcc_targetcm): Add.
16692 * targhooks.c (default_handle_c_option): Add.
16693 * targhooks.h (default_handle_c_option): Add.
16694 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16696 * config/darwin.opt (iframework): Add.
16697 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16698 * config/darwin-c.c (handle_c_option): Add.
16699 (TARGET_HANDLE_C_OPTION): Add.
16701 * doc/invoke.texi (Darwin Options): Add -iframework.
16703 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16705 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16708 2007-03-05 Ian Lance Taylor <iant@google.com>
16710 * c.opt (fgnu89-inline): New option.
16711 * c-opts.c (c_common_post_options): Set default value for
16713 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16714 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16716 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16717 (grokdeclarator, start_function): Likewise.
16718 * c-cppbuiltin.c (c_cpp_builtins): Define either
16719 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16720 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16721 (C Dialect Options): Document -fgnu89-inline.
16722 * doc/extend.texi (Function Attributes): Explain what the
16723 gnu_inline attribute does.
16724 * doc/cpp.texi (Common Predefined Macros): Document
16725 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16727 2007-03-05 Ian Lance Taylor <iant@google.com>
16729 PR tree-optimization/31034
16730 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16731 half-range if the other side is an overflow infinity.
16733 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16735 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16736 (bfin*-linux-uclibc*): New configuration.
16737 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16739 * config/bfin/linux.h: New file.
16740 * config/bfin/libgcc-bfin.ver: New file.
16741 * config/bfin/t-bfin-uclinux: New file.
16742 * config/bfin/t-bfin-linux: New file.
16743 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16744 (TARGET_OS_CPP_BUILTINS): New macro.
16746 2007-03-05 Richard Guenther <rguenther@suse.de>
16748 * fold-const.c (fold_binary): Remove duplicate folding
16749 of comparison of non-null ADDR_EXPR against null.
16751 2007-03-05 Richard Guenther <rguenther@suse.de>
16752 Dorit Nuzman <dorit@il.ibm.com>
16754 PR tree-optimization/26420
16755 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16756 are no loops in the function. Only print the number of
16757 vectorized loops if it is greater than zero or we are supposed
16758 to print information about unvectorized loops.
16760 2007-03-05 Revital Eres <eres@il.ibm.com>
16762 * gcc.dg/var-expand1.c: New test.
16763 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16764 when an accumulator is expanded.
16766 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16769 * c-common.c (convert_and_check): Don't give warnings for
16770 conversion if 'expr' already overflowed.
16772 2007-03-04 Roger Sayle <roger@eyesopen.com>
16774 PR middle-end/30744
16775 * fold-const.c (fold_comparison): Enforce type consistency when
16776 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16778 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16780 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16781 containing a cast to the base of TARGET_MEM_REF.
16783 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16785 * tree.c (tree_contains_struct_check_failed): Remove spurious
16786 whitespace from error message.
16788 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16791 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16792 instead of precision.
16794 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16795 Nathan Sidwell <nathan@codesourcery.com>
16797 * emit-rtl.c (find_auto_inc): New.
16798 (try_split): recreate REG_INC notes,
16799 Use regular for loops rather than whiles.
16801 2007-03-03 Andreas Schwab <schwab@suse.de>
16803 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16804 * configure: Regenerate.
16806 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16808 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16809 flag_rounding_math, not flag_unsafe_math_optimizations.
16811 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16813 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16814 alpha_fold_vector_minmax): Likewise.
16815 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16816 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16818 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16820 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16821 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16822 if the lhs has side-effects.
16823 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16825 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16827 * config/i386/i386.h (TUNEMASK): Remove define.
16828 (ARCHMASK): Remove define.
16829 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16830 Use ix86_arch_mask variable instead of ARCHMASK.
16831 * config/i386/i386.c (override_options): Ditto.
16832 (standard_80387_constant_p): Ditto.
16834 2007-03-02 Ian Lance Taylor <iant@google.com>
16836 Used signed infinities in VRP.
16837 * tree-vrp.c (uses_overflow_infinity): New static function.
16838 (supports_overflow_infinity): New static function.
16839 (make_overflow_infinity): New static function.
16840 (negative_overflow_infinity): New static function.
16841 (positive_overflow_infinity): New static function.
16842 (is_negative_overflow_infinity): New static function.
16843 (is_positive_overflow_infinity): New static function.
16844 (is_overflow_infinity): New static function.
16845 (overflow_infinity_range_p): New static function.
16846 (compare_values_warnv): New function split out of compare_values.
16847 (compare_value): Call it.
16848 (set_value_range_to_nonnegative): Add overflow_infinity
16849 parameter. Change caller.
16850 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16852 (vrp_expr_computes_nonzero): Likewise.
16853 (compare_ranges, compare_range_with_value): Likewise.
16854 (compare_name_with_value, compare_names): Likewise.
16855 (vrp_evaluate_conditional): Likewise.
16856 (set_value_range): Handle infinity
16857 (vrp_operand_equal_p, operand_less_p): Likewise.
16858 (extract_range_from_assert): Likewise.
16859 (vrp_int_const_binop): Likewise.
16860 (extract_range_from_binary_expr): Likewise.
16861 (extract_range_from_unary_expr): Likewise.
16862 (extract_range_from_comparison): Likewise.
16863 (extract_range_from_expr): Likewise.
16864 (dump_value_range): Likewise.
16865 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16866 (test_for_singularity): Likewise.
16867 (vrp_int_const_binop): Remove inline qualifier.
16868 (adjust_range_with_scev): Add comment.
16869 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16871 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16873 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16874 (get_constraint_for): Likewise.
16875 (do_structure_copy): Likewise.
16876 (find_func_aliases): Fix references to MODIFY_EXPR.
16877 (intra_create_variable_infos): Tidy.
16878 * tree-ssa-operands.c (add_virtual_operand): Add argument
16880 When adding members of alias sets, if IS_CALL_SITE is true and
16881 the symbol is not call-clobbered, skip it.
16882 Adjust all callers.
16884 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16886 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16887 entry by means of emit_insn_at_entry.
16889 2007-03-02 Richard Henderson <rth@redhat.com>
16891 * expr.h (promoted_input_arg): Remove decl.
16892 * function.c (promoted_input_arg): Merge into ...
16893 * combine.c (setup_incoming_promotions): ... only caller.
16894 Rearrange to avoid double loop.
16896 2007-03-02 Ben Elliston <bje@au.ibm.com>
16897 Peter Bergner <bergner@vnet.ibm.com>
16898 Janis Johnson <janis187@us.ibm.com>
16900 * config/rs6000/dfp.md: New file.
16901 * config/rs6000/rs6000.md: Include dfp.md.
16902 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16903 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16904 and TDmode decimal float modes in FP registers.
16905 (num_insns_constant): Likewise.
16906 (rs6000_legitimate_offset_address_p): Likewise.
16907 (rs6000_legitimize_address): Likewise.
16908 (rs6000_legitimize_reload_address): Likewise.
16909 (rs6000_legitimate_address): Likewise.
16910 (rs6000_emit_move): Likewise.
16911 (function_arg_boundary): Likewise.
16912 (function_arg_advance): Likewise.
16913 (rs6000_darwin64_record_arg_recurse): Likewise.
16914 (function_arg): Likewise.
16915 (rs6000_gimplify_va_arg): Likewise.
16916 (rs6000_split_multireg_move): Likewise.
16917 (rs6000_output_function_epilogue): Likewise.
16918 (rs6000_output_function_epilogue): Likewise.
16919 (rs6000_register_move_cost): Likewise.
16920 (rs6000_function_value): Likewise.
16921 (rs6000_libcall_value): Likewise.
16923 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16925 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16927 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16929 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16930 Use $MULTIDIR to choose between the kernel and RTP headers,
16931 and use $WIND_BASE and $WIND_USR to locate them.
16933 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16935 * config/i386/i386.c (override_options): Put initialization of
16936 ix86_tune_mask and ix86_arch_mask to the correct place.
16938 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16939 Michael Meissner <michael.meissner@amd.com>
16942 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16943 (ARCHMASK): Define.
16944 (TARGET_CMOVE): Use ARCHMASK.
16945 (TARGET_CMPXCHG): Ditto.
16946 (TARGET_CMPXCHG8B): Ditto.
16947 (TARGET_XADD): Ditto.
16948 (TARGET_BSWAP): Ditto.
16949 * config/i386/i386.c (ix86_tune_mask): New global variable.
16950 (ix86_arch_mask): Ditto.
16951 (override_options): Initialize ix86_tune_mask and
16952 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16955 2007-03-02 Ben Elliston <bje@au.ibm.com>
16958 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16960 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16962 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16963 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16964 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16965 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16967 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16968 rs6000_init_dwarf_reg_sizes_extra): New.
16969 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16970 SPE register high parts.
16972 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16974 * Makefile.in: Add install-pdf target as
16975 copied from automake v1.10 rules.
16976 * configure.ac: Add install-pdf to target list.
16977 * configure: Regenerate.
16979 2007-03-01 Paul Brook <paul@codesourcery.com>
16981 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16982 modes to LDRD for DImode.
16983 (output_move_double): Fixup out of range ldrd/strd.
16984 (vfp_secondary_reload_class): Rename...
16985 (coproc_secondary_reload_class): ... to this. Add wb argument.
16986 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16987 coproc_secondary_reload_class for CLASS_IWMMXT.
16988 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16989 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16991 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16993 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16994 unroll factor by the estimated number of iterations.
16995 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16996 than prefetch latency.
16998 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16999 decode_caches_intel, detect_caches_intel): New functions.
17000 (host_detect_local_cpu): Use detect_caches_amd and
17001 detect_caches_intel.
17003 2007-03-01 Richard Henderson <rth@redhat.com>
17005 * expr.c (emit_move_complex_push): Export.
17006 (emit_move_complex_parts): Split out from ...
17007 (emit_move_complex): ... here.
17008 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
17009 * config/i386/i386.md (movcdi): New.
17011 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
17013 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
17014 size of mode1 to check for tieable modes in MMX case.
17016 2007-03-01 Richard Sandiford <richard@codesourcery.com>
17018 * Makefile.in (rtlanal.o): Depend on tree.h.
17019 * rtl.h (offset_within_section_p, split_const): Declare.
17020 * rtlanal.c: Include tree.h.
17021 (offset_within_block_p): New function, taken from
17022 mips_offset_within_object_p.
17023 (split_const): New function, taken from mips_split_const.
17024 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
17026 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
17027 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
17028 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
17029 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
17030 (m68k_illegitimate_symbolic_constant_p): New function.
17031 * config/m68k/m68k.md (movsi): Remove misleading predicates.
17032 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
17033 symbolic constant that might be outside the symbol's section,
17034 move the symbol first and then add the offset.
17035 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17037 * config/mips/mips.c (mips_split_const): Delete.
17038 (mips_offset_within_object_p): Delete.
17039 (mips_symbolic_constant_p): Use offset_within_section_p and
17040 split_const instead of mips_offset_within_object_p and
17042 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17043 (mips_legitimize_const_move, print_operand_reloc)
17044 (mips_dangerous_for_la25_p): Use split_const instead of
17047 2007-02-28 Eric Christopher <echristo@apple.com>
17049 * Makefile.in (install-include-dir): Don't rm -rf include.
17051 2007-02-28 Richard Guenther <rguenther@suse.de>
17053 PR middle-end/30364
17054 * fold-const.c (fold_binary): Do not associate expressions
17055 with more than one variable for integer types that do not wrap.
17057 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17059 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17060 Delete, and replace with...
17061 (fold_builtin_call_array): This. Update callers to use it.
17062 * fold-const.c (fold_build_call_list): Delete, and replace with...
17063 (fold_build_call_array): This.
17064 (fold_build_call_list_initializer): Delete, and replace with...
17065 (fold_build_call_array_initializer): This.
17066 * tree.h: Update declarations to reflect above changes.
17068 * c-typeck.c (build_function_call): Store converted arguments
17069 in a stack-allocated array instead of building a list.
17070 (convert_arguments): Store arguments in the array passed in as an
17071 argument, and return the actual number of arguments.
17072 * c-format.c: (check_function_format): Pass arguments in an
17073 array instead of a list.
17074 * c-common.c (check_function_nonnull): Likewise.
17075 (check_function_sentinel): Likewise.
17076 (check_function_arguments): Likewise.
17077 * c-common.h: Update declarations to reflect above changes.
17079 2007-02-28 Jan Hubicka <jh@suse.cz>
17081 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
17082 PRED_NEGATIVE_RETURN): Update outcomes.
17084 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
17086 * calls.c (emit_library_call_value_1): Handle partial registers
17087 correctly when building up CALL_INSN_FUNCTION_USAGE.
17089 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17091 * pa/predicates.md (move_src_operand): Allow zero for mode.
17092 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
17095 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
17098 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
17099 *movv2df_internal): Enable pattern only for valid operand
17101 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
17102 tie only 128bit modes. For MMX registers, tie only 64bit modes.
17104 2007-02-27 Mike Stump <mrs@apple.com>
17106 * config/darwin-crt3.c: Avoid compilation when compiling for a
17109 2007-02-27 Joseph Myers <joseph@codesourcery.com>
17111 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
17113 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
17114 for fixed headers and limits.h.
17115 (install-include-dir, install-headers-tar, install-headers-cpio,
17116 install-headers-cp, real-install-headers-tar,
17117 real-install-headers-cpio, real-install-headers-cp): Handle
17118 include-fixed as well as include.
17119 (install-mkheaders): Don't install files that go only in include
17121 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
17122 from GCC_INCLUDE_DIR.
17123 * gcc.c (process_command): Remove special -BstageN/ handling.
17124 (do_spec_1): Add include-fixed directories.
17126 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17128 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
17130 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
17132 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
17135 2007-02-27 Mark Mitchell <mark@codesourcery.com>
17137 * c-common.c (get_priority): Add check for
17138 SUPPORTS_INIT_PRIORITY.
17140 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17142 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
17144 * config/bfin/bfin.c: Include "cfglayout.h".
17145 (MAX_LSETUP_DISTANCE): New macro.
17146 (struct loop_info): New members incoming, incoming_src and
17147 incoming_dest. Delete member predecessor.
17148 (length_for_loop): New function.
17149 (bfin_optimize_loop): Handle more different loop structures.
17150 (bfin_discover_loop): Rework detection of predecessor blocks by
17151 examining incoming edges.
17152 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
17154 (bfin_reorder_loops): New function.
17155 (bfin_reorg_loops): Use these three new functions.
17157 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
17158 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
17159 (CONSTRAINT_LEN): Add entry for 'q'.
17160 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
17161 Add 'q' constraints.
17162 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
17163 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
17165 * config/bfin/bfin.md (add_with_carry): New pattern.
17166 (s_or_u, su_optab, su_modifier): New code macros/attrs.
17167 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
17168 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
17169 support unsigned multiplies too. Removed incorrect commutativity from
17170 operand 1 constraint where appropriate.
17171 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
17173 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
17174 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
17176 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
17177 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
17178 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
17179 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
17180 usmulhisi_hh_huh): New patterns.
17182 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
17183 lshifthi3): Fix output template to use half reg for operand 2.
17185 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
17188 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
17190 2007-02-27 Andreas Schwab <schwab@suse.de>
17192 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
17194 2007-02-27 Jan Hubicka <jh@suse.cz>
17196 * predict.c (last_basic_block_p): Remove.
17197 (tree_estimate_probability): Update return heuristic for commonized
17200 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17202 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
17204 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17206 * doc/include/gcc-common.texi (versionsubtitle): New macro.
17207 * doc/cpp.texi: Standardize title page.
17208 * doc/cppinternals.texi: Likewise.
17209 * doc/gcc.texi: Standardize title page, remove version number
17210 from copyright page.
17211 * doc/gccint.texi: Likewise.
17212 * doc/install.texi: Standardize title page, add table of
17215 2007-02-26 Jan Hubicka <jh@suse.cz>
17217 * predict.def: Set outcomes according to more recent results.
17218 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
17219 Remove dead predictors.
17220 * predict.c (return_prediction): Fix pasto.
17222 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17224 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
17225 change; avoid a memory leak when returning early.
17227 2007-02-26 Mark Mitchell <mark@codesourcery.com>
17229 * c-decl.c (static_ctors): Move to c-common.c.
17230 (static_dtors): Likewise.
17231 (finish_function): Use c_record_cdtor_fn.
17232 (build_cdtor): Move to c-common.c.
17233 (c_write_global_declarations): Use c_build_cdtor_fns.
17234 * c-common.h (static_ctors): Declare.
17235 (static_dtors): Likewise.
17236 (c_record_cdtor_fn): Likewise.
17237 (c_build_cdtor_fns): Likewise.
17238 * c-common.c (static_ctors): New variable.
17239 (static_dtors): Likewise.
17240 (c_record_cdtor_fn): New function.
17241 (build_cdtor): Move from c-decl.c
17242 (c_build_cdtor_fns): New function.
17244 * output.h (assemble_addr_to_section): Declare.
17245 (get_cdtor_priority_section): Likewise.
17246 * varasm.c (assemble_addr_to_section): New function.
17247 (get_cdtor_priority_section): Likewise.
17248 (default_named_section_asm_out_destructor): Use them.
17249 (destor_dtor_section_asm_out_destructor): Likewise.
17250 (default_named_section_asm_out_constructor): Likewise.
17251 (default_ctor_section_asm_out_constructor): Likewise.
17252 * config.gcc (*-*-vxworks*): Include vxworks.o.
17253 * config/t-vxworks (vxworks.o): New target.
17254 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
17255 (TARGET_ASM_CONSTRUCTOR): Define.
17256 (TARGET_ASM_DESTRUCTOR): Likewise.
17257 (vxworks_asm_out_constructor): Declare.
17258 (vxworks_asm_out_destructor): Likewise.
17260 * c-common.c (get_priority): Check that we have not just an
17261 INTEGER_CST, but an integer constant with integeral type.
17263 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
17265 PR tree-optimization/30938
17266 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
17267 use &dt[nargs-1] instead of &dt[nargs] in the call to
17268 vect_is_simple_use().
17270 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
17272 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
17273 from register elimination as PRE_MODIFY / POST_MODIFY increments.
17274 Do not attempt to handle MEM inside auto-inc expressions.
17275 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
17276 of a register modified by an auto-inc expression. However, do handle
17277 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
17278 (elimination_effects): Prohibit elimination of a register modified
17279 by an auto-inc expression. Disable register elimination rules whose
17280 target register is modified by an auto-inc expression with variable
17283 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17285 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
17287 (array_at_struct_end_p): New function.
17288 (idx_infer_loop_bounds): Use it.
17289 (estimate_numbers_of_iterations_loop): Export.
17290 * predict.c (predict_loops): Use estimated_loop_iterations_int.
17291 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
17292 (tree_estimate_probability): Call record_loop_exits.
17293 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
17294 (estimated_loop_iterations, estimated_loop_iterations_int,
17295 estimated_loop_iterations_tree): New functions.
17296 (analyze_siv_subscript_cst_affine,
17297 compute_overlap_steps_for_affine_1_2,
17298 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
17299 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
17300 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
17301 (PRED_LOOP_ITERATIONS_GUESSED): New.
17302 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
17303 * cfgloop.h (estimate_numbers_of_iterations_loop,
17304 estimated_loop_iterations_int): Declare.
17306 2007-02-25 Mark Mitchell <mark@codesourcery.com>
17308 * doc/extend.texi: Document optional priority argument to
17309 constructors and destructors.
17310 * tree.c (init_priority_for_decl): Adjust GTY markers.
17311 (init_ttree): Use priority-info hash functions for
17312 init_priority_for_decl.
17313 (tree_map_eq): Rename to ...
17314 (tree_map_base_eq): ... this.
17315 (tree_map_marked_p): Rename to ...
17316 (tree_map_base_marked_p): ... this.
17317 (tree_map_base_hash): New function.
17318 (decl_init_priority_lookup): Rework.
17319 (decl_fini_priority_lookup): New function.
17320 (decl_priority_info): New function.
17321 (decl_init_priority_insert): Use it.
17322 (decl_fini_priority_insert): Likewise.
17323 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17325 (decl_restrict_base_insert): Likewise.
17326 (decl_debug_expr_insert): Likewise.
17327 (decl_value_expr_lookup): Likewise.
17328 (decl_value_expr_insert): Likewise.
17329 * tree.h (priority_type): New type.
17330 (decl_init_priority_lookup): Use priority_type.
17331 (decl_fini_priority_lookup): New function.
17332 (decl_init_priority_insert): Use priority_type.
17333 (decl_fini_priority_insert): New function.
17334 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17335 (DECL_INIT_PRIORITY): Likewise.
17336 (SET_DECL_INIT_PRIORITY): Add comment.
17337 (DECL_FINI_PRIORITY): New macro.
17338 (SET_DECL_FINI_PRIORITY): Likewise.
17339 (DEFAULT_INIT_PRIORITY): Document.
17340 (MAX_INIT_PRIORITY): Likewise.
17341 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17342 (tree_map_base): New type.
17343 (tree_map_base_eq): New function.
17344 (tree_map_base_hash): Likewise.
17345 (tree_map_base_marked_p): Likewise.
17346 (tree_map): Inherit from tree_map_base.
17347 (tree_map_eq): Make it a macro.
17348 (tree_map_marked_p): Likewise.
17349 (tree_int_map): Inherit from tree_map_base.
17350 (tree_int_map_eq): Make it a macro.
17351 (tree_int_map_hash): Likewise.
17352 (tree_int_map_marked_p): Likewise.
17353 (tree_priority_map): New type.
17354 (tree_priority_map_eq): New macro.
17355 (tree_priority_map_hash): Likewise.
17356 (tree_priority_map_marked_p): Likewise.
17357 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17359 (emutls_common_1): Likewise.
17360 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17361 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17362 of tree_map hierarchy.
17363 * tree-cfg.c (move_stmt_r): Likewise.
17364 (new_label_mapper): Likewise.
17365 * c-tree.h (c_expand_body): Move to ...
17366 * c-common.h (c_expand_body): ... here.
17367 * c-decl.c (c_expand_body): Move to ...
17368 * c-common.c (c_expand_body): ... here.
17369 (c_common_attribute_table): Allow 1 argument for the constructor
17370 and destructor attributes.
17371 (get_priority): New function.
17372 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17373 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17375 2007-02-24 Jan Hubicka <jh@suse.cz>
17377 PR middle-end/30509
17378 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17379 copying for inlining.
17381 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17382 Jan Hubicka <jh@suse.cz>
17385 * i386.c (counter_mode): New function.
17386 (expand_set_or_movmem_via_loop): Use it.
17387 (expand_movmem_epilogue): Likewise; fix pasto.
17388 (ix86_expand_movmem): Do emit guard even for constant counts.
17389 (ix86_expand_setmem): Likewise.
17391 2007-02-25 Nick Clifton <nickc@redhat.com>
17393 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17394 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17396 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17399 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17400 count argument with 0x10, not with 0x16.
17401 (expand_setmem_epilogue): Ditto.
17403 2007-02-24 Mike Stump <mrs@apple.com>
17405 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17408 2007-02-24 Richard Guenther <rguenther@suse.de>
17410 PR middle-end/30951
17411 * fold-const.c (fold_binary): Fold x +- CST op x for
17412 EQ_EXPR and NE_EXPR.
17414 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17416 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17418 2007-02-24 Jan Hubicka <jh@suse.cz>
17420 * cgraphunit.c (decide_is_function_needed): Honor
17421 -fkeep-inline-functions.
17423 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17425 * builtins.c (fold_builtin_modf): New.
17426 (fold_builtin_2): Use it.
17428 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17430 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17431 (determine_max_iter): Take additional LOOP arg; all callers changed.
17432 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17433 one using simplifications.
17434 (simplify_using_initial_values): Return if the expression becomes
17435 invalid due to altered regs.
17437 2007-02-23 DJ Delorie <dj@redhat.com>
17439 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17441 2007-02-23 Mike Stump <mrs@apple.com>
17443 * tlink.c (scan_linker_output): Parse linker messages from
17444 darwin9's linker better.
17446 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17449 * varpool.c (varpool_assemble_pending_decls): Set
17450 varpool_last_needed_node to null.
17452 2007-02-23 DJ Delorie <dj@redhat.com>
17454 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17455 alignment bigger than the object file can handle.
17457 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17460 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17461 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17462 (*movsf_1): Penalize MMX moves.
17464 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17466 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17467 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17469 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17471 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17473 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17474 (fold_builtin_1): Use them.
17475 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17476 BUILT_IN_SIGNIFICAND.
17478 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17480 * config/i386/i386.c (bdesc_1arg): Initialize
17481 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17482 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17483 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17484 and IX86_BUILTIN_MOVSLDUP.
17486 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17488 PR rtl-optimization/30841
17489 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17491 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17493 * builtins.c (fold_builtin_frexp): New.
17494 (fold_builtin_2): Use it.
17496 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17498 * doc/invoke.texi (Spec Files): Document getenv spec function.
17500 * gcc.c (getenv_spec_function): New function.
17501 (static_spec_functions): Add it.
17502 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17503 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17506 2007-02-22 Michael Matz <matz@suse.de
17509 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17510 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17512 2007-02-22 Ian Lance Taylor <iant@google.com>
17515 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17516 (mem_loc_descriptor): Call it.
17518 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17519 Ira Rosen <irar@il.ibm.com>
17521 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17523 2007-02-22 Ira Rosen <irar@il.ibm.com>
17525 PR tree-optimization/30843
17526 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17527 stores only after all the group is vectorized.
17529 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17531 PR tree-optimization/30858
17532 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17533 in the reduction cycle have a single use in the loop.
17534 * tree-vectorizer.h (relevant): Add documentation.
17536 2007-02-20 Mike Stump <mrs@apple.com>
17538 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17539 * configure: Regenerate.
17541 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17543 Change the defaults of some parameters and options.
17544 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17545 * config/spu/spu.c (spu_optimization_options): Add.
17546 (spu_override_options): Change params in spu_optimization_options.
17547 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17549 Register 127 is only 16 byte aligned when used as a frame pointer.
17550 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17551 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17552 HARD_FRAME_POINTER_REGNUM.
17553 (spu_legitimate_address): Use regno_aligned_for_reload.
17554 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17555 aligned when frame_pointer_needed is true.
17556 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17558 * config/spu/spu.h (INIT_EXPANDERS): Define.
17560 Make sure shift and rotate instructions have valid immediate operands.
17561 * config/spu/predicates.md (spu_shift_operand): Remove.
17562 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17563 * config/spu/constraints.md (W, O): Extend range.
17564 * config/spu/spu.md (umask, nmask): Define.
17565 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17566 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17567 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17568 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17569 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17570 (lshr<mode>3_reg): Fix rtl description.
17572 Make sure mulhisi immediate operands are valid.
17573 * config/spu/predicates.md (imm_K_operand): Add.
17574 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17576 Generate constants using fsmbi and andi.
17577 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17578 (print_operand, spu_split_immediate, classify_immediate,
17579 fsmbi_const_p): Handle IC_FSMBI2.
17581 Correctly handle a CONST_VECTOR containing symbols.
17582 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17583 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17584 (immediate_load_p): Allow symbols that use 2 instructions to create.
17585 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17586 with symbols when flag_pic is set.
17587 (const_vector_immediate_p): New.
17588 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17589 accept a CONST_VECTOR with symbols.
17590 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17591 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17593 * config/spu/spu.md (high, low): Delete.
17594 (low_<mode>): Define.
17596 Remove INTRmode and INTR_REGNUM, which didn't work.
17597 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17599 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17600 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17601 peephole2 pattern): Don't use INTR or 131.
17602 (movintrcc): Delete.
17603 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17604 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17605 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17606 (UNSPEC_SET_INTR): Add.
17607 * config/spu/spu-modes.def (INTR): Remove.
17609 More accurate warnings about run-time relocations.
17610 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17612 Correctly warn about immediate arguments to specific intrinsics.
17613 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17614 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17615 the instruction predicate.
17617 Fix tree check errors with latest update.
17618 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17620 (spu_expand_builtin): Use CALL_EXPR_FN.
17622 Add missing specific intrinsics.
17623 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17625 * config/spu/spu_internals.h: Ditto.
17627 Fix incorrect operand modifiers.
17628 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17629 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17631 Optimize one case of zero_extend of a vec_select.
17632 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17634 Accept any immediate for hbr.
17635 * config/spu/spu.md (hbr): Change s constraints to i.
17637 2007-02-21 Paul Brook <paul@codesourcery.com>
17639 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17640 condexec_count when skipping USE and CLOBBER.
17642 2007-02-21 Nick Clifton <nickc@redhat.com>
17644 * common.opt (Warray-bounds): Add Warning attribute.
17645 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17647 (fsized-zeroes): Add Optimization attribute.
17648 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17649 * c.opt (Wc++0x-compat): Add Warning attribute.
17651 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17653 PR middle-end/30761
17654 * reload1.c (eliminate_regs_in_insn): In the single_set special
17655 case, attempt to re-recognize the insn before falling back to
17656 having reload fix it up.
17658 2007-02-20 Eric Christopher <echristo@gmail.com>
17660 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17661 Rewrite accordingly.
17662 (frv_read_iacc_argument): Ditto.
17663 (frv_expand_set_builtin): Take a call instead of arglist, update for
17665 (frv_expand_unop_builtin): Ditto.
17666 (frv_expand_binop_builtin): Ditto.
17667 (frv_expand_cut_builtin): Ditto.
17668 (frv_expand_binopimm_builtin): Ditto.
17669 (frv_expand_voidbinop_builtin): Ditto.
17670 (frv_expand_int_void2arg): Ditto.
17671 (frv_expand_prefetches): Ditto.
17672 (frv_expand_voidtriop_builtin): Ditto.
17673 (frv_expand_voidaccop_builtin): Ditto.
17674 (frv_expand_load_builtin): Ditto.
17675 (frv_expand_store_builtin): Ditto.
17676 (frv_expand_mdpackh_builtin): Ditto.
17677 (frv_expand_mclracc_builtin): Ditto.
17678 (frv_expand_mrdacc_builtin): Ditto.
17679 (frv_expand_mwtacc_builtin): Ditto.
17680 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17683 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17685 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17686 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17688 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17689 point instructions.
17690 * configure: Regenerate.
17691 * config.in: Regenerate.
17692 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17693 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17694 masks to power6 and power6x and to POWERPC_MASKS.
17695 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17697 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17698 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17699 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17700 Access PROTOTYPE as variable, not mask.
17702 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17704 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17705 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17706 * combine.c (adjust_for_new_dest): Use it.
17707 * postreload.c (reload_combine): Likewise.
17709 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17711 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17712 notes on an insn with multiple sets, even if single_set returns
17713 non-NULL for that insn.
17715 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17717 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17718 scalbn and scalbln.
17720 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17722 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17723 if user didn't pass it.
17724 * config/i386/darwin.h (CC1_SPEC): Likewise.
17725 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17726 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17727 -mmacosx-version-min.
17729 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17730 Uros Bizjak <ubizjak@gmail.com>
17732 * optabs.h (enum optab_index): Add new OTI_scalb.
17733 (scalb_optab): Define corresponding macro.
17734 * optabs.c (init_optabs): Initialize scalb_optab.
17735 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17737 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17738 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17739 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17740 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17741 flag_unsafe_math_optimizations is set.
17743 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17744 to implement scalbf, scalb and scalbl built-ins as inline x87
17747 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17748 DJ Delorie <dj@redhat.com>
17751 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17752 (diagnostic_report_diagnostic): ... here, and turn them into real
17753 errors. If warnings are inhibited, no need to do anything.
17755 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17757 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17758 better code generation.
17760 2007-02-20 Ben Elliston <bje@au.ibm.com>
17762 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17764 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17766 * config/alpha/alpha.c, config/alpha/alpha.md,
17767 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17768 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17769 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17770 config/arm/lib1funcs.asm: Follow spelling conventions.
17772 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17773 config/fr30/fr30.md, config/i386/i386.h,
17774 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17775 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17776 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17777 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17778 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17779 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17780 config/sparc/sparc.c, config/sparc/sparc.h,
17781 config/sparc/sparc.md, config/spu/constraints.md,
17782 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17785 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17788 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17791 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17793 * doc/invoke.texi (-ftree-lrs): Remove.
17795 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17797 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17800 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17802 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17803 new CALL_EXPR_FN macro for retrieving the function
17804 declaration of the input expression.
17806 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17808 * c.opt (Waddress): New.
17809 * common.opt (Walways-true): Delete.
17810 (Wstring-literal-comparison): Delete.
17811 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17812 -Wstring-literal-comparison. Add -Waddress.
17814 (Walways-true): Delete.
17815 (Wstring-literal-comparison): Delete.
17816 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17817 consistently instead of -Walways-true in example.
17818 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17819 * c-typeck.c (parser_build_binary_op): Replace
17820 -Wstring-literal-comparison and -Walways-true with -Waddress.
17821 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17824 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17826 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17827 without DECL_STRUCT_FUNCTION initialized.
17829 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17831 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17832 due to calls to functions taking pointers as parameters.
17834 2007-02-19 Richard Henderson <rth@redhat.com>
17837 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17840 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17842 * config/s390/s390.c (s390_call_saved_register_used,
17843 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17844 accessed to the new scheme.
17846 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17848 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17849 (cris_print_index, cris_print_operand, cris_print_operand_address)
17850 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17851 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17852 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17853 GET_CODE () == xxx.
17854 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17855 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17856 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17857 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17858 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17859 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17860 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17861 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17862 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17863 (uminsi3, call, call_value): Ditto.
17864 (define_split: indir_to_reg_split, unnamed): Ditto.
17866 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17868 PR tree-optimization/30975
17869 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17872 2007-02-18 Eric Christopher <echristo@gmail.com>
17874 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17875 Remove use of arglist.
17876 (mips_expand_builtin): Remove use of arglist, pass in expr.
17877 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17878 (mips_expand_builtin_movtf): Ditto.
17879 (mips_expand_builtin_compare): Ditto.
17881 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17883 * tree-sra.c (sra_build_assignment): Replace assertion
17884 checking with a comment explaining why it can't be done.
17886 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17888 PR middle-end/30833
17889 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17890 during CALL_EXPR representation conversion.
17891 * tree-ssa-propagate.c (set_rhs): Likewise.
17893 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17895 * tree-sra.c (sra_build_assignment): Disable assertion checking
17898 2007-02-18 Roger Sayle <roger@eyesopen.com>
17900 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17901 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17902 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17904 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17905 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17906 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17907 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17908 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17909 force_gimple_operand): Likewise.
17910 * ipa-cp.c (constant_val_insert): Likewise.
17911 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17912 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17913 perfect_nestify): Likewise.
17914 * langhooks.c (lhd_omp_assignment): Likewise.
17915 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17916 lower_copyprivate_clauses, lower_send_clauses,
17917 lower_send_shared_vars, expand_parallel_call,
17918 expand_omp_for_generic, expand_omp_for_static_nochunk,
17919 expand_omp_for_static_chunk, expand_omp_sections,
17920 lower_omp_single_copy, lower_omp_for_lastprivate,
17921 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17922 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17923 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17926 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17928 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17929 config/sh/sh.md: Follow spelling conventions.
17931 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17932 config/frv/predicates.md: Follow spelling conventions.
17934 * config/m68k/linux-unwind.h: Fix a comment typo.
17935 * target.h: Follow spelling conventions.
17937 2007-02-18 Roger Sayle <roger@eyesopen.com>
17939 PR rtl-optimization/28173
17940 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17941 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17942 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17943 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17944 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17946 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17948 * builtins.c (fold_builtin_load_exponent): New.
17949 (fold_builtin_2): Use it.
17951 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17953 PR rtl-optimization/30773
17954 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17955 if we fail to attach a REG_EQUIV note.
17957 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17958 Roger Sayle <roger@eyesopen.com>
17960 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17962 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17964 * calls.c (initialize_argument_information): Pass original EXP
17965 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17966 code to split complex arguments here, as part of initializing the
17968 (expand_call): Remove code that builds a list of arguments and
17969 inserts implicit arguments into it. Instead, just count how many
17970 implicit arguments there will be so we can determine the size of
17971 the ARGS array, and let initialize_argument_information do the work.
17972 (split_complex_values): Delete unused function.
17974 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17976 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17978 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17980 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17981 for arg pointer based indexed addressing.
17983 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17985 * config/ia64/ia64.h, config/ia64/ia64.md,
17986 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17987 spelling conventions.
17989 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17991 * config/m68k/m68k.c (split_di): New.
17992 * config/m68k/m68k-protos.h: Declare split_di.
17993 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17994 Improve predicate handling and split constant shifts.
17996 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17998 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17999 parameter for register bitfield operations, general predicates
18002 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18004 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
18005 * config/m68k/linux-unwind.h: New file.
18007 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18009 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
18010 config/i386/athlon.md, config/ia64/ia64.md,
18011 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
18012 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
18013 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
18014 tree-ssa-loop-niter.c, tree-vect-analyze.c,
18015 tree-vect-transform.c: Fix comment typos.
18017 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
18019 * sched-deps.c (find_insn_list): Remove.
18020 * sched-int.h: Remove the prototype for find_insn_list.
18022 2007-02-16 Geoffrey Keating <geoffk@apple.com>
18024 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
18026 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
18027 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
18028 darwin_rs6000_override_options.
18029 (C_COMMON_OVERRIDE_OPTIONS): Expect
18030 darwin_macosx_version_min to be non-NULL always.
18031 (TARGET_C99_FUNCTIONS): Likewise.
18032 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
18033 (DARWIN_MINVERSION_SPEC): New.
18034 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18035 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18037 (DARWIN_MINVERSION_SPEC): New.
18038 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18040 * config/darwin-c.c (darwin_cpp_builtins): Expect
18041 darwin_macosx_version_min to be non-NULL always.
18043 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18045 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18047 * config/i386/i386.h (x86_use_xchgb): New.
18048 (TARGET_USE_XCHGB): New macro.
18049 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18050 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18051 Split after reload into bswaphi for shifts of 8.
18052 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18053 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18054 or when optimizing for size.
18056 2007-02-16 Richard Guenther <rguenther@suse.de>
18057 Christian Bruel <christian.bruel@st.com>
18059 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18060 DECLs but prefer SSA_NAMEs over DECLs.
18062 2007-02-16 Richard Guenther <rguenther@suse.de>
18064 * tree-flow-inline.h (single_imm_use_p): Remove.
18065 (zero_imm_uses_p): Likewise.
18066 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
18067 instead of single_imm_use_p.
18068 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
18071 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18074 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
18075 nested double- and backquotes.
18077 2007-02-15 Roger Sayle <roger@eyesopen.com>
18079 PR middle-end/30391
18080 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
18081 should be unreachable.
18082 (build2_stat): Allow construction of MODIFY_EXPR at any time.
18083 For the time being redirect GIMPLE_MODIFY_STMT to the new
18084 (renamed) build_gimple_modify_stmt_stat.
18085 (build2_gimple_stat): Rename to...
18086 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
18087 Always build a GIMPLE_MODIFY_STMT node.
18088 * tree.h (build2_gimple, build2_gimple_stat): Delete.
18089 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
18092 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
18093 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
18094 * tree-complex.c (set_component_ssa_name, expand_complex_move,
18095 expand_complex_div_wide): Likewise.
18096 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
18097 * tree-ssa-loop-im.c (schedule_sm): Likewise.
18098 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
18099 * tree-ssa-loop-manip.c (create_iv): Likewise.
18100 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
18101 abs_replacement): Likewise.
18102 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
18103 realify_fake_stores): Likewise.
18105 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
18106 node rather than a GIMPLE_MODIFY_STMT node.
18107 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
18108 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
18110 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
18111 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
18112 GIMPLE_MODIFY_STMT.
18114 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18116 PR middle-end/30433
18117 * fold-const.c (fold_comparison): Add back the
18118 folding of constant complex comparisions.
18120 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18122 PR middle-end/30729
18123 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
18124 effects unknown to this function, return early.
18126 2007-02-15 Ian Lance Taylor <iant@google.com>
18128 * lower-subreg.c (move_eh_region_note): New static function.
18129 (resolve_simple_move): Call it.
18130 (decompose_multiword_subregs): Track blocks for which we resolve a
18131 simple move which is also a control flow insn. Pass them to
18132 find_many_sub_basic_blocks.
18133 (pass_lower_subreg): Add TODO_verify_flow.
18134 (pass_lower_subreg2): Likewise.
18136 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18137 Brooks Moses <brooks.moses@codesourcery.com>
18138 Lee Millward <lee.millward@codesourcery.com>
18140 * tree.h (enum tree_code_class): Add tcc_vl_exp.
18141 (VL_EXP_CLASS_P): New.
18142 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
18144 (TREE_OPERAND_CHECK_CODE): Likewise.
18145 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
18146 (TREE_RTL_OPERAND_CHECK): Likewise.
18147 (tree_operand_check_failed): Make second parameter the whole tree
18148 instead of its code. Fixed callers.
18149 (VL_EXP_CHECK): New.
18150 (TREE_OPERAND_LENGTH): New.
18151 (VL_EXP_OPERAND_LENGTH): New.
18152 (CALL_EXPR_FN): New.
18153 (CALL_EXPR_STATIC_CHAIN): New.
18154 (CALL_EXPR_ARGS): New.
18155 (CALL_EXPR_ARG): New.
18156 (call_expr_nargs): New.
18157 (CALL_EXPR_ARGP): New.
18158 (build_nt_call_list): Declare.
18159 (build_vl_exp_stat): Declare.
18160 (build_vl_exp): New.
18161 (build_call_list): Declare.
18162 (build_call_nary): Declare.
18163 (build_call_valist): Declare.
18164 (build_call_array): Declare.
18165 (call_expr_arg): Declare.
18166 (call_expr_argp): Declare.
18167 (call_expr_arglist): Declare.
18168 (fold_build_call_list): Declare.
18169 (fold_build_call_list_initializer): Declare.
18170 (fold_call_expr): Declare to replace fold_builtin.
18171 (fold_builtin_fputs): Update to agree with modified definition.
18172 (fold_builtin_strcpy): Likewise.
18173 (fold_builtin_strncpy): Likewise.
18174 (fold_builtin_memory_chk): Likewise.
18175 (fold_builtin_stxcpy_chk): Likewise.
18176 (fold_builtin_strncpy_chk): Likewise.
18177 (fold_builtin_next_arg): Likewise.
18178 (fold_build_call_expr): Declare.
18179 (fold_builtin_call_list): Declare.
18180 (fold_builtin_call_valist): Declare.
18181 (build_call_expr): Declare.
18182 (validate_arglist): Update to agree with modified definition.
18183 (tree_operand_length): New.
18184 (call_expr_arg_iterator): New.
18185 (init_call_expr_arg_iterator): New.
18186 (next_call_expr_arg): New.
18187 (first_call_expr_arg): New.
18188 (more_call_expr_args_p): New.
18189 (FOR_EACH_CALL_EXPR_ARG): New.
18191 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
18192 and tcc_gimple_stmt.
18193 (tree_code_size): Update documentation. Use sizeof (tree) rather
18194 than sizeof (char *).
18195 (tree_size): Likewise. Add case for tcc_vl_exp.
18196 (tree_node_structure): Add case for tcc_vl_exp.
18197 (contains_placeholder_p): Likewise.
18198 (substitute_in_expr): Likewise.
18199 (substitute_placeholder_in_expr): Likewise.
18200 (stabilize_reference_1): Likewise.
18201 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
18202 to diagnose breakage of this interface for constructing CALL_EXPRs.
18203 (build_nt): Add similar assertion here.
18204 (build_nt_call_list): New.
18205 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
18206 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
18208 (get_callee_fndecl): Use new CALL_EXPR accessors.
18209 (tree_operand_check_failed): Change parameters to pass entire node
18210 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
18211 (process_call_operands): New.
18212 (build_vl_exp_stat): New.
18213 (build_call_list): New.
18214 (build_call_nary): New.
18215 (build_call_valist): New.
18216 (build_call_array): New.
18217 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18218 (call_expr_arglist): New.
18220 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
18221 tcc_vl_exp instead of a fixed-size tcc_expression.
18223 * doc/c-tree.texi (CALL_EXPR): Document new representation and
18224 accessors for CALL_EXPRs.
18225 (AGGR_INIT_EXPR): Likewise.
18227 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18228 Brooks Moses <brooks.moses@codesourcery.com>
18229 Lee Millward <lee.millward@codesourcery.com>
18231 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
18232 (expand_builtin_nonlocal_goto): Change parameter to be entire
18233 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
18234 (expand_builtin_prefetch): Likewise.
18235 (expand_builtin_classify_type): Likewise.
18236 (mathfn_built_in): Return NULL_TREE instead of 0.
18237 (expand_errno_check): Use new CALL_EXPR accessors.
18238 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
18239 Return NULL_RTX instead of 0.
18240 (expand_builtin_mathfn_2): Likewise.
18241 (expand_builtin_mathfn_3): Likewise.
18242 (expand_builtin_interclass_mathfn): Likewise.
18243 (expand_builtin_sincos): Likewise.
18244 (expand_builtin_cexpi): Likewise.
18245 (expand_builtin_int_roundingfn): Likewise.
18246 (expand_builtin_int_roundingfn_2): Likewise.
18247 (expand_builtin_pow): Likewise.
18248 (expand_builtin_powi): Likewise.
18249 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
18250 of arglist, fixing callers appropriately. Use new CALL_EXPR
18251 accessors and constructors. Return NULL_RTX instead of 0.
18252 (expand_builtin_strstr): Likewise.
18253 (expand_builtin_strchr): Likewise.
18254 (expand_builtin_strrchr): Likewise.
18255 (expand_builtin_strpbrk): Likewise.
18256 (expand_builtin_memcpy): Likewise.
18257 (expand_builtin_mempcpy): Likewise.
18258 (expand_builtin_mempcpy_args): New.
18259 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
18260 (expand_builtin_memmove_args): New.
18261 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
18262 (expand_movstr): Likewise.
18263 (expand_builtin_strcpy): Likewise.
18264 (expand_builtin_strcpy_args): New.
18265 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
18266 (expand_builtin_strncpy): Likewise.
18267 (expand_builtin_memset): Likewise.
18268 (expand_builtin_memset_args): New.
18269 (expand_builtin_bzero): Similarly to expand_builtin_memset.
18270 (expand_builtin_memcmp): Likewise.
18271 (expand_builtin_strcmp): Likewise.
18272 (expand_builtin_strncmp): Likewise.
18273 (expand_builtin_strcat): Likewise.
18274 (expand_builtin_strncat): Likewise.
18275 (expand_builtin_strspn): Likewise.
18276 (expand_builtin_strcspn): Likewise.
18277 (expand_builtin_args_info): Likewise.
18278 (expand_builtin_va_start): Likewise.
18279 (gimplify_va_arg_expr): Likewise.
18280 (expand_builtin_va_end): Likewise.
18281 (expand_builtin_va_copy): Likewise.
18282 (expand_builtin_frame_address): Likewise.
18283 (expand_builtin_alloca): Likewise.
18284 (expand_builtin_bswap): Likewise.
18285 (expand_builtin_unop): Likewise.
18286 (expand_builtin_fputs): Likewise.
18287 (expand_builtin_expect): Likewise.
18288 (expand_builtin_fabs): Likewise.
18289 (expand_builtin_copysign): Likewise.
18290 (expand_builtin_printf): Likewise.
18291 (expand_builtin_fprintf): Likewise.
18292 (expand_builtin_sprintf): Likewise.
18293 (expand_builtin_init_trampoline): Likewise.
18294 (expand_builtin_signbit): Likewise.
18295 (expand_builtin_fork_or_exec): Likewise.
18296 (expand_builtin_sync_operation): Likewise.
18297 (expand_builtin_compare_and_swap): Likewise.
18298 (expand_builtin_lock_test_and_set): Likewise.
18299 (expand_builtin_lock_release): Likewise.
18300 (expand_builtin): Likewise.
18301 (builtin_mathfn_code): Likewise.
18303 (fold_builtin_constant_p): Pass call arguments individually instead
18304 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18305 accessors and constructors. Return NULL_TREE instead of 0.
18306 (fold_builtin_expect): Likewise.
18307 (fold_builtin_classify_type): Likewise.
18308 (fold_builtin_strlen): Likewise.
18309 (fold_builtin_nan): Likewise.
18310 (integer_valued_real_p): Likewise.
18311 (fold_trunc_transparent_mathfn): Likewise.
18312 (fold_fixed_mathfn): Likewise.
18313 (fold_builtin_cabs): Likewise.
18314 (fold_builtin_sqrt): Likewise.
18315 (fold_builtin_cbrt): Likewise.
18316 (fold_builtin_cos): Likewise.
18317 (fold_builtin_cosh): Likewise.
18318 (fold_builtin_tan): Likewise.
18319 (fold_builtin_sincos): Likewise.
18320 (fold_builtin_cexp): Likewise.
18321 (fold_builtin_trunc): Likewise.
18322 (fold_builtin_floor): Likewise.
18323 (fold_builtin_ceil): Likewise.
18324 (fold_builtin_round): Likewise.
18325 (fold_builtin_int_roundingfn): Likewise.
18326 (fold_builtin_bitop): Likewise.
18327 (fold_builtin_bswap): Likewise.
18328 (fold_builtin_logarithm): Likewise.
18329 (fold_builtin_hypot): Likewise.
18330 (fold_builtin_pow): Likewise.
18331 (fold_builtin_powi): Likewise.
18332 (fold_builtin_exponent): Likewise.
18333 (fold_builtin_memset): Likewise.
18334 (fold_builtin_bzero): Likewise.
18335 (fold_builtin_memory_op): Likewise.
18336 (fold_builtin_bcopy): Deleted; call site changed to invoke
18337 fold_builtin_memory_op directly.
18338 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18339 (fold_builtin_strncpy): Likewise.
18340 (fold_builtin_memcmp): Likewise.
18341 (fold_builtin_strcmp): Likewise.
18342 (fold_builtin_strncmp): Likewise.
18343 (fold_builtin_signbit): Likewise.
18344 (fold_builtin_copysign): Likewise.
18345 (fold_builtin_isascii): Likewise.
18346 (fold_builtin_toascii): Likewise.
18347 (fold_builtin_isdigit): Likewise.
18348 (fold_builtin_fabs): Likewise.
18349 (fold_builtin_abs): Likewise.
18350 (fold_builtin_fmin_fmax): Likewise.
18351 (fold_builtin_carg): Likewise.
18352 (fold_builtin_classify): Likewise.
18353 (fold_builtin_unordered_cmp): Likewise.
18355 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18356 New functions split out from fold_builtin_1.
18357 (fold_builtin_n): New.
18358 (fold_builtin_varargs): New.
18359 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18361 (fold_call_expr): New.
18362 (build_function_call_expr): Rewrite to use new helper function.
18363 (fold_builtin_call_list): New.
18364 (build_call_expr): New.
18365 (fold_builtin_call_valist): New.
18366 (rewrite_call_expr): New.
18367 (validate_arg): New.
18368 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18369 of an arglist. Change return type to bool. Use new CALL_EXPR
18372 (fold_builtin_strstr): 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_strchr): Likewise.
18376 (fold_builtin_strrchr): Likewise.
18377 (fold_builtin_strpbrk): Likewise.
18378 (fold_builtin_strcat): Likewise.
18379 (fold_builtin_strncat): Likewise.
18380 (fold_builtin_strspn): Likewise.
18381 (fold_builtin_strcspn): Likewise.
18382 (fold_builtin_fputs): Likewise.
18383 (fold_builtin_next_arg): Likewise.
18384 (fold_builtin_sprintf): Likewise.
18386 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18387 NULL_RTX instead of 0.
18388 (expand_builtin_memory_chk): Likewise.
18389 (maybe_emit_chk_warning): Likewise.
18390 (maybe_emit_sprintf_chk_warning): Likewise.
18392 (fold_builtin_object_size): Pass call arguments individually instead
18393 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18394 accessors and constructors. Return NULL_TREE instead of 0.
18395 (fold_builtin_memory_chk): Likewise.
18396 (fold_builtin_stxcpy_chk): Likewise.
18397 (fold_builtin_strncpy_chk): Likewise.
18398 (fold_builtin_strcat_chk): Likewise.
18399 (fold_builtin_strcat_chk): Likewise.
18400 (fold_builtin_strncat_chk): Likewise.
18401 (fold_builtin_sprintf_chk): Likewise.
18402 (fold_builtin_snprintf_chk): Likewise.
18403 (fold_builtin_printf): Likewise.
18404 (fold_builtin_vprintf): Likewise.
18406 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18408 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18409 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18410 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18411 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18412 (fold_unary): Likewise.
18413 (fold_binary): Likewise.
18414 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18415 ternary expressions.
18416 (fold): Add logic for tcc_vl_exp.
18417 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18418 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18419 (fold_build3_stat): Add assertion to flag broken interface for
18420 constructing CALL_EXPRs.
18421 (fold_build_call_list): New.
18422 (fold_build_call_list_initializer): New.
18423 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18425 (fold_strip_sign_ops): Likewise.
18427 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18428 Brooks Moses <brooks.moses@codesourcery.com>
18429 Lee Millward <lee.millward@codesourcery.com>
18431 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18432 accessors and dump arguments explicitly.
18434 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18436 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18438 (print_call_name): Use new CALL_EXPR accessors.
18440 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18441 CALL_EXPR arguments explicitly instead of as a list. Use
18442 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18444 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18445 (vrp_visit_stmt): Likewise.
18447 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18448 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18450 (force_move_till_expr): Likewise.
18452 * targhooks.c (default_external_stack_protect_fail): Use
18453 build_call_expr instead of build_function_call_expr.
18454 (default_hidden_stack_protect_fail): Likewise.
18456 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18459 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18460 and walk arguments explicitly.
18462 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18463 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18464 (expand_simple_operations): Likewise.
18465 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18467 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18468 of TREE_CODE_LENGTH.
18469 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18471 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18472 instead of TREE_CODE_LENGTH.
18474 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18475 (tree_ic_transform): Likewise.
18476 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18477 parameter instead of arglist. Fix callers.
18478 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18479 (tree_stringops_transform): Likewise.
18480 (tree_indirect_call_to_profile): Likewise.
18481 (tree_stringops_values_to_profile): Likewise.
18483 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18484 (eliminate_tail_call): Likewise.
18486 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18488 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18489 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18491 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18493 * omp-low.c (build_omp_barrier): Use build_call_expr.
18494 (lower_rec_input_clauses): Likewise.
18495 (lower_reduction_clauses): Likewise.
18496 (expand_parallel_call): Likewise.
18497 (maybe_catch_exception): Likewise.
18498 (expand_omp_for_generic): Likewise.
18499 (expand_omp_for_static_nochunk): Likewise.
18500 (expand_omp_sections): Likewise.
18501 (lower_omp_single_simple): Likewise.
18502 (lower_omp_single_copy): Likewise.
18503 (lower_omp_master): Likewise.
18504 (lower_omp_ordered): Likewise.
18505 (lower_omp_critical): Likewise.
18507 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18508 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18510 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18511 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18512 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18514 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18515 and generalize to handle any number of operands.
18516 (chrec_contains_undetermined): Likewise.
18517 (tree_contains_chrecs): Likewise.
18518 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18520 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18522 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18523 fold_call_expr instead of fold_builtin.
18524 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18525 match declarations there.
18526 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18529 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18530 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18532 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18533 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18535 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18538 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18539 (execute_cse_sincos): Use new CALL_EXPR accessors.
18541 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18543 * gimple-low.c (lower_function_body): Use build_call_expr.
18544 (lower_builtin_setjmp): Likewise.
18546 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18547 (set_storage_via_libcall): Likewise.
18548 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18549 instead of TREE_CODE_LENGTH.
18550 (expand_expr_real_1): Use new CALL_EXPR accessors.
18552 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18553 generalize to handle any number of operands.
18554 (TB_parent_eq): Likewise.
18556 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18557 (strip_builtin_expect): Likewise.
18559 * function.c (gimplify_parameters): Use build_call_expr.
18561 * tree-vectorizer.c (vect_is_simple_reduction): Use
18562 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18564 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18565 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18567 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18570 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18571 (gimplify_decl_expr): Likewise.
18572 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18573 Use new CALL_EXPR iterators.
18574 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18575 (gimplify_modify_expr_to_memset): Likewise.
18576 (gimplify_variable_sized_compare): Likewise.
18577 (gimplify_omp_atomic_fetch_op): Likewise.
18578 (gimplify_omp_atomic_pipeline): Likewise.
18579 (gimplify_omp_atomic_mutex): Likewise.
18580 (gimplify_function_tree): Likewise.
18582 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18583 (call_expr_flags): Likewise.
18584 (expand_call): Likewise.
18586 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18587 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18590 * coverage.c (create_coverage): Use build_call_expr.
18592 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18593 (temp_call_expr_obstack): New.
18594 (pool_copy_list): Delete.
18595 (temp_copy_call_expr): New.
18596 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18597 CALL_EXPR accessors. Get rid of special goo for copying argument
18598 lists and use temp_copy_call_expr instead.
18599 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18600 CALL_EXPR accessors.
18601 (create_expression_by_pieces): Likewise. Use build_call_array
18602 to construct the result instead of fold_build3.
18603 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18604 dealing with argument lists.
18605 (init_pre): Remove references to expression_node_pool and
18606 list_node_pool. Init temp_call_expr_obstack instead.
18607 (fini_pre): Remove references to expression_node_pool and
18610 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18611 and walk arguments explicitly instead of as a list.
18613 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18614 (mx_register_decls): Likewise.
18615 (mudflap_register_call): Likewise.
18616 (mudflap_finish_file): Likewise.
18618 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18619 (ipa_callsite_compute_param): Likewise.
18621 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18622 accessors and constructor.
18624 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18625 accessors and constructor.
18626 (convert_tramp_reference): Likewise.
18627 (convert_call_expr): Likewise.
18628 (finalize_nesting_tree_1): Likewise.
18630 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18633 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18635 * tree-inline.c (initialize_inlined_parameters): Pass entire
18636 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18638 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18639 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18641 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18642 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18643 (vectorizable_reduction): Likewise.
18644 (vectorizable_call): Use new CALL_EXPR iterators.
18645 (vectorizable_conversion): Use build_call_expr.
18646 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18647 (vect_gen_widened_results_half): Use build_call_expr.
18648 (vect_setup_realignment): Likewise.
18649 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18651 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18652 (pass_through_call): Likewise.
18653 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18656 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18657 (tree_gen_pow2_profiler): Likewise.
18658 (tree_gen_one_value_profiler): Likewise.
18659 (tree_gen_ic_func_profiler): Likewise.
18660 (tree_gen_average_profiler): Likewise.
18661 (tree_gen_ior_profiler): Likewise.
18663 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18664 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18665 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18667 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18668 of TREE_CODE_LENGTH.
18670 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18671 of TREE_CODE_LENGTH.
18673 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18675 (convert_to_integer): Likewise.
18677 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18680 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18681 Brooks Moses <brooks.moses@codesourcery.com>
18682 Lee Millward <lee.millward@codesourcery.com>
18684 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18686 * config/frv/frv.c (frv_expand_builtin): Likewise.
18687 * config/s390/s390.c (s390_expand_builtin): Likewise.
18689 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18690 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18692 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18693 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18694 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18695 (ix86_expand_store_builtin): Likewise.
18696 (ix86_expand_unop_builtin): Likewise.
18697 (ix86_expand_unop1_builtin): Likewise.
18698 (ix86_expand_sse_compare): Likewise.
18699 (ix86_expand_sse_comi): Likewise.
18700 (ix86_expand_vec_init_builtin): Likewise.
18701 (ix86_expand_vec_ext_builtin): Likewise.
18702 (ix86_expand_vec_set_builtin): Likewise.
18703 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18705 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18706 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18708 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18709 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18710 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18712 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18714 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18715 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18716 arglist. Use new CALL_EXPR accessors. Fix callers.
18717 (altivec_expand_abs_builtin): Likewise.
18718 (rs6000_expand_binop_builtin): Likewise.
18719 (altivec_expand_predicate_builtin): Likewise.
18720 (altivec_expand_lv_builtin): Likewise.
18721 (spe_expand_stv_builtin): Likewise.
18722 (altivec_expand_stv_builtin): Likewise.
18723 (rs6000_expand_ternop_builtin): Likewise.
18724 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18725 (altivec_expand_st_builtin): Likewise.
18726 (altivec_expand_dst_builtin): Likewise.
18727 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18728 arglist. Use new CALL_EXPR accessors. Fix callers.
18729 (altivec_expand_vec_set_builtin): Likewise.
18730 (altivec_expand_vec_ext_builtin): Likewise.
18731 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18732 (spe_expand_builtin): Likewise.
18733 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18734 arglist. Use new CALL_EXPR accessors. Fix callers.
18735 (spe_expand_evsel_builtin): Likewise.
18736 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18737 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18739 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18740 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18741 (arm_expand_unop_builtin): Likewise.
18742 (arm_expand_builtin): Use new CALL_EXPR accessors.
18744 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18747 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18748 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18750 (bfin_expand_unop_builtin): Likewise.
18751 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18753 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18754 Brooks Moses <brooks.moses@codesourcery.com>
18755 Lee Millward <lee.millward@codesourcery.com>
18757 * c-semantics.c (build_stmt): Add internal diagnostic check.
18759 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18760 accessors. Print arguments explicitly instead of as a list.
18762 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18764 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18765 (c_finish_omp_flish): Likewise.
18767 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18768 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18769 instead of TREE_CODE_LENGTH.
18770 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18771 (c_warn_unused_result): Likewise.
18773 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18776 * doc/invoke.texi (Warning Options): Remove
18777 -Werror-implicit-function-declaration.
18778 (Wimplicit-function-declaration): Update description.
18779 * opts.c (common_handle_option): Move handling of -Werror=* to...
18780 (enable_warning_as_error): ...here.
18781 * opts.h (enable_warning_as_error): Declare.
18782 * c-decl.c (implicit_decl_warning): Unless
18783 -Wno-implicit-function-declaration is given, emit a pedwarn if
18784 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18785 * c.opt (Wimplicit-function-declaration): Replace
18786 mesg_implicit_function_declaration with
18787 warn_implicit_function_declaration.
18788 * c-opts.c (c_common_handle_option):
18789 -Werror-implicit-function-declaration is exactly equal as
18790 -Werror=implicit-function-declaration.
18791 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18792 warn_implicit_function_declaration.
18793 (c_common_post_options): -Wimplict-function-declaration is enabled
18794 by default by -std=c99, otherwise is disabled by default.
18795 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18797 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18799 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18800 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18801 former is ignored but not the latter.
18803 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18805 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18806 is made and the reference doesn't use the alias set of its type,
18807 do not create the temporary using that type.
18809 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18811 * jump.c: Remove prototypes for delete_computation and
18812 delete_prior_computation.
18814 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18816 * jump.c (get_label_after): Delete.
18817 (get_label_before, delete_computation, delete_jump,
18818 delete_prior_computation, follow_jumps): Move...
18819 * reorg.c (delete_computation, delete_prior_computation): ... here...
18820 (get_label_before, delete_jump): ... making these static ...
18821 (follow_jumps): ... and simplifying this since it only runs after
18823 * rtl.h (get_label_after, get_label_before, delete_jump,
18824 follow_jumps): Delete prototypes.
18826 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18828 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18830 2007-02-15 Nick Clifton <nickc@redhat.com>
18832 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18833 order to prevent it from being munged by the target.
18835 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18837 * config/i386/i386.md: Remove misleading comment.
18839 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18841 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18842 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18845 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18847 * tree-sra.c (instantiate_missing_elements): Canonicalize
18849 (sra_build_assignment): New.
18850 (generate_copy_inout, generate_element_copy,
18851 generate_element_zero, generate_one_element_init): Use it.
18853 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18855 * tree-sra.c (instantiate_missing_elements): Canonicalize
18857 (sra_build_assignment): New.
18858 (generate_copy_inout, generate_element_copy,
18859 generate_element_zero, generate_one_element_init): Use it.
18861 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18863 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18866 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18868 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18869 types as aggregates not scalars.
18870 * function.c (assign_stack_temp_for_type): Likewise.
18872 2007-02-14 Roger Sayle <roger@eyesopen.com>
18873 Zdenek Dvorak <dvorakz@suse.cz>
18875 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18878 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18880 * passes.c (next_pass_1): Clear the next field of the copied
18883 2007-02-14 Richard Henderson <rth@redhat.com>
18885 * tree-sra.c (early_sra): New.
18886 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18887 (tree_sra_early, pass_sra_early): New.
18888 * tree-pass.h (pass_sra_early): Declare.
18889 * passes.c (init_optimization_passes): Use it.
18891 2007-02-14 Richard Guenther <rguenther@suse.de>
18893 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18895 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18897 PR tree-optimization/30771
18898 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18900 (vect_analyze_operations): Induction phis can now be marked as
18902 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18903 Update documentation accordingly.
18905 2007-02-14 Nick Clifton <nickc@redhat.com>
18907 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18908 most 3 arguments are supported.
18909 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18911 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18913 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18914 Ensure dst->current is valid.
18916 2007-02-13 Paul Brook <paul@codesourcery.com>
18918 * config.gcc: Add arm*-*-uclinux-*eabi.
18919 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18920 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18921 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18922 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18923 (LINK_SPEC): Define.
18924 (LIB_SPEC): Define.
18925 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18927 * config/arm/uclinux-eabi.h: New file.
18928 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18929 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18932 2007-02-13 Ian Lance Taylor <iant@google.com>
18934 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18935 * flags.h (warn_strict_overflow): Declare.
18936 (enum warn_strict_overflow_code): Define.
18937 (issue_strict_overflow_warning): New static inline function.
18938 * opts.c (warn_strict_overflow): New variable.
18939 (common_handle_option): Handle OPT_Wstrict_overflow and
18940 OPT_Wstrict_overflow_.
18941 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18943 * fold-const.c: Include intl.h.
18944 (fold_deferring_overflow_warnings): New static variable.
18945 (fold_deferred_overflow_warning): New static variable.
18946 (fold_deferred_overflow_code): New static variable.
18947 (fold_defer_overflow_warnings): New function.
18948 (fold_undefer_overflow_warnings): New function.
18949 (fold_undefer_and_ignore_overflow_warnings): New function.
18950 (fold_deferring_overflow_warnings_p): New function.
18951 (fold_overflow_warning): New static function.
18952 (make_range): Add strict_overflow_p parameter. Change all
18954 (extract_muldiv, extract_muldiv_1): Likewise.
18955 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18956 tree_expr_nonnegative_p.
18957 (fold_negate_expr): Call fold_overflow_warning.
18958 (fold_range_test): Likewise.
18959 (fold_comparison): Likewise.
18960 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18961 instead of tree_expr_nonnegative_p.
18962 (tree_expr_nonnegative_warnv_p): Rename from
18963 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18964 (tree_expr_nonnegative_p): New function.
18965 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18966 strict_overflow_p parameter.
18967 (tree_expr_nonzero_p): New function.
18968 * passes.c (verify_interpass_invariants): New static function.
18969 (execute_one_pass): Call it.
18970 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18972 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18973 (estimate_numbers_of_iterations): Likewise.
18974 (scev_probably_wraps_p): Likewise.
18975 * tree-ssa-ccp.c: Include "toplev.h".
18976 (evaluate_stmt): Defer fold overflow warnings until we know we are
18978 (struct fold_stmt_r_data): Add stmt field.
18979 (fold_stmt_r): Defer fold overflow warnings until we know we
18981 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18982 (fold_stmt_inplace): Likewise.
18983 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18984 (cleanup_control_expr_graph): Defer fold overflow warnings until
18985 we know we are going to optimize.
18986 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18987 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18989 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18990 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18991 * tree-ssa-loop-manip.c (create_iv): Likewise.
18992 * c-typeck.c (build_conditional_expr): Likewise.
18993 (build_binary_op): Likewise.
18994 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18995 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18996 (extract_range_from_unary_expr): Likewise.
18997 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18998 assuming that signed overflow does not occur.
18999 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
19000 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
19001 (fold_defer_overflow_warnings): Declare.
19002 (fold_undefer_overflow_warnings): Declare.
19003 (fold_undefer_and_ignore_overflow_warnings): Declare.
19004 (fold_deferring_overflow_warnings_p): Declare.
19005 (tree_expr_nonzero_warnv_p): Declare.
19006 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
19007 of warning options.
19008 (Warning Options): Document -Wstrict-overflow.
19009 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
19010 (tree-ssa-ccp.o): Likewise.
19011 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
19012 (fold-const.o): Depend on intl.h.
19014 2007-02-13 Ian Lance Taylor <iant@google.com>
19016 PR middle-end/30751
19017 * lower-subreg.c (resolve_simple_move): Decompose subregs in
19020 2007-02-13 Stuart Hastings <stuart@apple.com>
19022 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
19024 2007-02-13 Richard Henderson <rth@redhat.com>
19026 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
19027 handled_component_p before looking for the indirect_ref.
19029 2007-02-13 Richard Henderson <rth@redhat.com>
19031 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
19032 remove flags clobber.
19033 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
19034 (bswaphi_lowpart): New.
19035 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19036 remove TARGET_BSWAP test. Delete expander of the same name.
19038 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19039 (expand_unop): Use them.
19041 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19043 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19044 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19045 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19046 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19047 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19048 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19049 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19050 assembler dialect choice from asm templates.
19052 2007-02-12 Richard Henderson <rth@redhat.com>
19054 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19055 (fixuns_trunc<SSEMODEF>si2): Use it.
19056 * config/i386/sse.md (vec_setv4sf_0): Export.
19057 * config/i386/i386.c (ix86_build_const_vector): Export.
19058 (ix86_split_convert_uns_si_sse): Rename from
19059 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19060 * config/i386/i386-protos.h: Update.
19062 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19065 * c-typeck.c (c_finish_return): Improve warning message.
19067 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19069 * alias.c (find_symbolic_term): Delete unused function.
19071 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
19073 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
19074 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
19075 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
19077 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19079 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
19080 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
19081 the function, temporarily point the debug interface to the null one.
19083 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19085 * dwarf2out.c (round_up_to_align): New static function.
19086 (field_byte_offset): Use it to round the offset.
19088 2007-02-12 Richard Henderson <rth@redhat.com>
19090 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
19091 (inswl_const): Export.
19093 2007-02-12 Richard Henderson <rth@redhat.com>
19095 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
19096 result mode of the libcall, convert back to outmode.
19098 2007-02-12 Roger Sayle <roger@eyesopen.com>
19100 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
19101 (bswapdi2): New define_expand to implement 32-bit implementation.
19103 2007-02-12 Nick Clifton <nickc@redhat.com>
19105 * doc/invoke.texi (Overall Options): Document --help=.
19106 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
19107 (cc1_options): Pass --help= on to cc1.
19108 (display_help): Add description of --help=.
19109 (process_command): Add code to handle --help=. Allow translated
19110 --help and --target-help switches to be passed on to compiler
19112 (main): Remove unused if statement.
19113 * opts.c (columns): Remove.
19114 (LEFT_COLUMN): Define.
19115 (wrap_help): Add columns argument.
19116 (print_filtered_help): Change parameters to be an include bitmask,
19117 an exclude bitmask, an any bitmask and the column width. Move the
19118 code to display the params list here. Add code to display the
19119 status of options rather than their descriptions if the quiet flag
19121 (print_specific_help): Change parameters to be an include bitmask,
19122 an exclude bitmask and an any bitmask. Move code to look up the
19123 column width here. Decide upon the title for an options listing.
19124 (common_handle_options): Add code to handle --help=. Adapt code
19125 for --help and --target-help to use the revised form of the
19126 print_specific_help function.
19127 (print_help): Delete.
19128 (print_param_help): Delete.
19129 (print_switch): Delete.
19130 * opts.h (cl_lang_count): Add prototype.
19131 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
19132 CL_MAX_OPTION_CLASS): New defines.
19133 * optc-gen.awk: Add construction of cl_lang_count.
19134 * c.opt: Add Warning attribute to warning options and Optimization
19135 attribute to optimization options.
19136 * common.opt: Likewise.
19138 Add -fhelp and -ftarget-help as aliases for the transformed --help
19139 and --target-help options.
19140 * opt-functions.awk: Add code to handle Warning and Optimization
19143 2007-02-12 Richard Henderson <rth@redhat.com>
19145 * config/alpha/constraints.md: New file.
19146 * config/alpha/alpha.c: Include tm-constrs.h.
19147 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
19148 alpha_extra_constraint): Remove.
19149 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
19150 * config/alpha/alpha-protos.h: Update.
19151 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
19152 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
19153 (EXTRA_CONSTRAINT): Remove.
19154 * config/alpha/alpha.md: Include constraints.md.
19155 (adddi splitter): Use satisfies_constraint_*.
19156 * config/alpha/predicates.md (add_operand): Likewise.
19157 (sext_add_operand, addition_operation): Likewise.
19159 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
19161 PR tree-optimization/29145
19162 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
19163 in our handling of restrict qualified pointers.
19165 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19168 * doc/invoke.texi (Wunused-value): Update description.
19169 (Wextra): Delete item.
19170 * opts.c (set_Wextra): Don't use the value of Wextra to set the
19171 value of Wunused-value.
19172 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
19173 (c_finish_stmt_expr): Don't check extra_warnings.
19174 (emit_side_effect_warnings): The caller is responsible to check
19177 2007-02-11 Roger Sayle <roger@eyesopen.com>
19178 Matt Thomas <matt@3am-software.com>
19180 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
19182 2007-02-11 Roger Sayle <roger@eyesopen.com>
19184 * simplify-rtx.c (simplify_relational_operation_1): Optimize
19185 comparisons of POPCOUNT against zero.
19186 (simplify_const_relational_operation): Likewise.
19188 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19190 * doc/invoke.texi (Wextra): Delete outdated paragraph.
19192 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19194 * dwarf2out.c (root_type): Delete unused function.
19196 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19198 * genattrtab.c (contained_in_p): Delete unused function.
19199 (write_expr_attr_cache): Likewise.
19201 2007-02-11 Jan Hubicka <jh@suse.cz>
19203 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
19206 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
19208 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
19209 to add the REG_EQ* note.
19210 * see.c (see_merge_one_use_extension): Likewise.
19211 * local-alloc.c (update_equiv_regs): Likewise. Also don't
19212 turn REG_EQUAL notes into REG_EQUIV notes if the target
19213 register may have more than one set.
19214 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
19215 * gcse.c (try_replace_reg): Likewise.
19216 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
19217 * calls.c (fixup_tail_calls): Likewise. Abort if there is
19218 more than one REG_EQUIV note.
19219 * reload1.c (gen_reload): Use set_unique_reg_note.
19221 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
19223 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
19224 (ix86_builtin_conversion): New function.
19226 2007-02-06 Mark Mitchell <mark@codesourcery.com>
19229 * tree.h (DECL_REPLACEABLE_P): New macro.
19230 * except.c (set_nothrow_function_flags): Likewise.
19232 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
19233 Ira Rosen <irar@il.ibm.com>
19234 Dorit Nuzman <dorit@il.ibm.com>
19236 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
19237 * targhooks.c (default_builtin_vectorized_conversion): New.
19238 * targhooks.h (default_builtin_vectorized_function): New declaration.
19239 * target.h (struct vectorize): Add builtin_conversion field.
19240 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
19241 stmt_vec_info_type value.
19242 (vectorizable_conversion): New declaration.
19243 * tree-vect-analyze.c (vect_analyze_operations): Add
19244 vectorizable_conversion call.
19245 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
19246 * tree-vect-transform.c (vectorizable_conversion): New function.
19247 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
19248 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
19250 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
19251 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
19252 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
19253 or ALTIVEC_BUILTIN_VCFSX.
19255 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19258 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
19259 CONST_DOUBLE and operand 0 is a hard register.
19260 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
19261 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
19262 is a hard floating-point register.
19264 2007-02-10 Richard Henderson <rth@redhat.com>
19265 Jakub Jelinek <jakub@redhat.com>
19266 Alexandre Oliva <aoliva@redhat.com>
19268 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
19269 * builtin-types.def (BT_WORD): Make unsigned.
19270 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
19271 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
19272 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
19273 * c-decl.c (grokdeclarator): Don't error if !have_tls.
19274 * c-parser.c (c_parser_omp_threadprivate): Likewise.
19275 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
19277 * expr.c (emutls_var_address): New.
19278 (expand_expr_real_1): Expand emulated tls.
19279 (expand_expr_addr_expr_1): Likewise.
19280 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
19281 * output.h (emutls_finish): Declare.
19282 * toplev.c (compile_file): Call it.
19283 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
19284 address before wrapping in CONST.
19285 * varasm.c (emutls_htab, emutls_object_type): New.
19286 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
19287 (get_emutls_object_name, get_emutls_object_type): New.
19288 (get_emutls_init_templ_addr, emutls_decl): New.
19289 (emutls_common_1, emutls_finish): New.
19290 (assemble_variable): When emulating tls, swap decls; generate
19291 constructor for the emutls objects.
19292 (do_assemble_alias): When emulating tls, swap decl and target name.
19293 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
19295 * varpool.c (decide_is_variable_needed): Look at force_output.
19296 Recurse for emulated tls.
19297 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
19298 with decide_is_variable_needed.
19299 * emutls.c: New file.
19300 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
19301 tls_object for real tls.
19303 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
19305 PR rtl-optimization/29599
19306 * reload1.c (eliminate_regs_in_insn): Take the destination
19307 mode into account when computing the offset.
19309 2007-02-09 Stuart Hastings <stuart@apple.com>
19310 Richard Henderson <rth@redhat.com>
19312 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19313 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19314 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
19315 fixuns_truncdfhi2): New.
19316 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
19317 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
19318 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
19319 (floatunssidf2): Allow nonimmediate source.
19320 * config/i386/sse.md (movdi_to_sse): New.
19321 (vec_concatv2di): Drop '*'.
19322 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
19323 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19324 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19326 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
19327 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19328 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
19329 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19330 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19331 ix86_build_const_vector.
19332 (x86_emit_floatuns): Rewrite.
19334 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19336 * genautomata.c (longest_path_length): Delete unused function.
19337 (struct state): Delete unused longest_path_length.
19338 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19339 (get_free_state): Delete unused.
19341 2007-02-09 Jan Hubicka <jh@suse.cz>
19343 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19344 * doc/invoke.texi (inline-unit-growth): Update default value.
19346 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19347 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19348 (rebuild_cgraph_edges): Likewise.
19349 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19350 (dump_cgraph_node): Dump frequencies.
19351 (cgraph_clone_edge): Add frequency scales.
19352 (cgraph_clone_node): Add freuqnecy.
19353 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19354 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19355 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19356 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19357 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19358 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19359 (save_inline_function_body): Likewise.
19360 * ipa-inline.c: inluce rtl.h
19361 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19362 (cgraph_edge_badness): Use frequencies.
19363 (cgraph_decide_recursive_inlining): Update clonning.
19364 (cgraph_decide_inlining_of_small_function): Dump frequency.
19365 * predict.c (estimate_bb_frequencies): Export.
19366 * predict.h (estimate_bb_frequencies): Declare.
19367 * tree-inline.c (copy_bb): Watch overflows.
19368 (expand_call_inline): Update call of cgraph_create_edge.
19369 (optimize_inline_calls): Use TODO flags to update frequnecies.
19370 * passes.h: Include predict.h
19371 (init_optimization_passes): Move profile ahead.
19372 (execute_function_todo): Handle TODO_rebuild_frequencies.
19374 2007-02-09 Roger Sayle <roger@eyesopen.com>
19376 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19377 the insbl or inswl pattern into a register.
19379 2007-02-09 Roger Sayle <roger@eyesopen.com>
19381 * config/ia64/ia64.md (bswapdi2): New define_insn.
19383 2007-02-09 Richard Henderson <rth@redhat.com>
19385 * config/i386/constraints.md (Ym): New constraint.
19386 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19387 (movdi_1_rex64): Split sse and xmm general register moves from
19388 memory move alternatives. Use conditional register constraints.
19389 (movsf_1, movdf_integer): Likewise.
19390 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19391 (movdf_integer_rex64): New.
19392 (pushsf_rex64): Fix output constraints.
19393 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19394 (sse2_stored): Likewise.
19395 (sse2_storeq_rex64): New.
19396 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19397 amd and not generic.
19398 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19399 for optimize_size. Remove SF/DFmode hack.
19401 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19403 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19406 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19407 Richard Sandiford <richard@codesourcery.com>
19409 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19410 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19411 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19412 m68k/t-mlib to tmake_file.
19413 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19414 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19415 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19416 Allow it to be cf or m68k. Set m68k_arch_family. If that
19417 variable is not empty, add t-$m68k_arch_family to tmake_file.
19418 Add t-mlibs to tmake_file.
19419 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19420 * config/m68k/t-cf: New file.
19421 * config/m68k/t-m68k: Likewise.
19422 * config/m68k/t-mlibs: Likewise.
19423 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19424 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19425 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19426 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19427 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19429 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19430 (INSTALL_LIBGCC): Delete.
19431 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19432 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19433 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19434 (M68K_MLIB_CPU): Define.
19435 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19436 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19437 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19439 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19440 Richard Guenther <rguenther@suse.de>
19442 PR middle-end/23361
19443 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19444 against INT_MIN/INT_MAX.
19445 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19446 file if a loop is removed.
19448 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19450 * calls.c (store_one_arg): Pass correct alignment to
19451 emit_push_insn for non-BLKmode values.
19452 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19453 unaligned stack slot via a suitably aligned slot.
19455 2007-02-08 DJ Delorie <dj@redhat.com>
19457 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19459 (legal_subregs): Use unsigned char, make const.
19460 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19462 2007-02-08 Paul Brook <paul@codesourcery.com>
19464 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19465 special interworking needed.
19467 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19469 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19470 conditional to __SSE2__.
19471 (Entries below should have been added to first ChangeLog
19472 entry for amdfam10 dated 2007-02-05)
19473 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19475 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19477 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19480 2007-02-08 DJ Delorie <dj@redhat.com>
19482 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19483 * config/m32c/m32c.c (legal_subregs): New.
19484 (m32c_illegal_subreg_p): New.
19485 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19486 unsupported subregs of hard regs.
19488 2007-02-08 Jan Hubicka <jh@suse.cz>
19490 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19491 the same one; always update histograms.
19493 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19495 * passes.c (init_optimization_passes): Tidy comment.
19497 2007-02-08 Roger Sayle <roger@eyesopen.com>
19499 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19500 strip zero_extend, bswap and rotates from POCOUNT's argument.
19501 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19502 zero_extend and rotates from PARITY's argument.
19503 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19504 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19505 of an integer constant at compile-time.
19507 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19510 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19512 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19515 * tree-ssa-live.c (remove_unused_locals): Do not remove
19516 TREE_ADDRESSABLE variables.
19517 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19518 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19519 FOR_CLOBBER. Update all users.
19520 If VAR has an associated alias set, add a virtual operand for
19521 it if no alias is found to conflict with the memory reference.
19523 2007-02-07 Jan Hubicka <jh@suse.cz>
19524 Robert Kidd <rkidd@crhc.uiuc.edu>
19526 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19528 2007-02-07 Ian Lance Taylor <iant@google.com>
19530 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19532 2007-02-07 Roger Sayle <roger@eyesopen.com>
19534 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19535 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19536 tablejumpdi, movsi_to_cr_one): Remove constraints from
19537 define_expand's match_operands.
19539 2007-02-07 Roger Sayle <roger@eyesopen.com>
19541 * global.c (compute_regsets): Move declatation of "i" inside of
19542 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19544 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19547 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19548 of INDIRECT_REF <RESULT_DECL>.
19550 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19552 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19553 Kaz Kojima <kkojima@gcc.gnu.org>
19556 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19558 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19560 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19562 * doc/loop.texi: Document possibility not to perform disambiguation
19563 of loops with multiple latches.
19564 * cfgloopmanip.c (alp_enum_p): Removed.
19565 (add_loop): Handle subloops. Use get_loop_body_with_size.
19566 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19567 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19568 the new forwarder block.
19569 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19570 Handle the case latch is NULL.
19571 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19572 modifications when marking loop exits.
19573 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19575 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19576 disambiguate_loops_with_multiple_latches.
19577 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19578 before fix_loop_structure.
19579 * cfgloop.c: Include pointer-set.h and output.h.
19580 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19581 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19582 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19583 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19584 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19585 disambiguate_multiple_latches, get_loop_body_with_size,
19586 disambiguate_loops_with_multiple_latches): New functions.
19587 (flow_loop_dump): Dump multiple latch edges.
19588 (flow_loop_nodes_find): Handle loops with multiple latches.
19589 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19590 (glb_enum_p): Modified.
19591 (get_loop_body): Use get_loop_body_with_size.
19592 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19593 (AVOID_CFG_MODIFICATIONS): New constant.
19594 (disambiguate_loops_with_multiple_latches, add_loop,
19595 get_loop_body_with_size): Declare.
19596 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19598 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19600 PR inline-asm/28686
19601 * global.c (compute_regsets): New function.
19602 (global_alloc): Refactored ELIMINABLE_REGSET
19603 and NO_GLOBAL_ALLOC_REGS computation out.
19604 (rest_of_handle_global_alloc): Call compute_regsets()
19605 for non-optimizing case.
19607 2007-02-06 Richard Henderson <rth@redhat.com>
19609 * config/i386/constraints.md (Y2): Rename from Y.
19610 (Yi): New constraint.
19611 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19612 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19613 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19614 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19615 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19616 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19617 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19618 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19619 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19620 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19621 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19622 vec_extractv2si_1): Change Y constraints to Y2.
19623 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19624 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19625 Change Y constraints to Y2.
19626 (sse2_loadld): Change Y constraints to x.
19628 2007-02-06 Roger Sayle <roger@eyesopen.com>
19630 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19631 (parity<mode>2): New define_expand using rs6000_emit_parity.
19632 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19633 rs6000_emit_parity): New functions.
19634 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19635 rs6000_emit_parity): Prototype here.
19637 2007-02-06 Ian Lance Taylor <iant@google.com>
19639 * lower-subreg.c (simple_move_operand): Reject CONST.
19640 (resolve_clobber): Call validate_change rather than directly
19641 assigning to XEXP (pat, 0).
19643 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19645 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19646 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19647 (tree-cfg.o): Remove hashtab.h dependency.
19649 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19650 (struct ivopts_data): Change niters to pointer_map_t.
19651 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19652 (niter_for_exit): Create pointer_map on demand. Change for
19654 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19655 (free_loop_data): Destroy data->niters if created and reset field.
19656 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19657 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19659 * tree-ssa-reassoc.c: Include pointer-set.h.
19660 (bb_rank): Change to long *.
19661 (operand_rank): Change to pointer_map_t.
19662 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19663 (insert_operand_rank): Accept long.
19664 (operand_entry_hash, operand_entry_eq): Remove.
19665 (get_rank): Return long. Adjust for changes above.
19666 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19668 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19670 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19671 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19672 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19674 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19675 directly since it cannot be NULL.
19676 (get_vi_for_tree): Rewrite for pointer_map API.
19677 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19678 (init_alias_vars): Create vi_for_tree as pointer_map.
19679 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19681 * tree-cfg.c: Don't include hashtab.h.
19682 (edge_to_cases): Declare as pointer_map.
19683 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19685 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19686 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19687 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19689 (record_switch_edge): Delete.
19690 (get_cases_for_edge): Adjust for pointer_map API, inline
19691 record_switch_edge (rewritten for new API), remove goto.
19693 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19695 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19696 * tree-nested.c: Include pointer-set.h.
19697 (var_map_elt, var_map_eq, var_map_hash): Delete.
19698 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19699 to pointer_map_t's.
19700 (nesting_info_bitmap_obstack): New.
19701 (lookup_field_for_decl): Adjust for pointer_map API.
19702 (lookup_tramp_for_decl): Adjust for pointer_map API.
19703 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19704 (get_local_debug_decl): Adjust for pointer_map API.
19705 (convert_nl_goto_reference): Adjust for pointer_map API.
19706 (convert_nl_goto_receiver): Adjust for pointer_map API.
19707 (create_nesting_tree): Create outside GGC space. Create bitmap on
19708 the new obstack. Create field_map and var_map as pointer_maps.
19709 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19711 (lower_nested_functions): Move root here, no need to NULL it.
19712 Initialize and release the obstack.
19714 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19716 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19717 Remove prototypes and make them non-static.
19718 (struct tree_int_map): Remove.
19719 * tree.h (struct tree_int_map): Move here, turning TO into an
19721 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19723 * tree.h (TREE_COMPLEXITY): Remove.
19724 (struct tree_exp): Remove complexity field.
19725 * tree.c (build1_stat): Don't set it.
19727 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19728 Victor Kaplansky <victork@il.ibm.com>
19730 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19731 (vect_is_simple_reduction): Support reduction with induction as
19732 one of the operands.
19733 (vect_is_simple_iv_evolution): Fix formatting.
19734 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19735 formatting. Don't mark induction phis for vectorization.
19736 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19737 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19738 (vect_get_vec_def_for_operand): Support induction.
19739 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19741 (vectorizable_reduction): Support reduction with induction as one of
19743 (vectorizable_type_demotion): Use def-type of stmt argument rather
19744 than dummy def-type.
19746 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19747 flag_tree_scev_cprop.
19748 * common.opt (tree-scev-cprop): New flag.
19750 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19751 call to vect_get_new_vect_var.
19753 2007-02-06 Ira Rosen <irar@il.ibm.com>
19755 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19756 vectype is not NULL.
19757 (vect_pattern_recog_1): Likewise.
19759 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19761 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19762 (fold_negate_expr): Likewise.
19764 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19767 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19768 even if cv-qualification is the same.
19770 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19772 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19773 __enable_execute_stack on completion.
19775 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19777 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19778 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19779 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19780 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19781 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19782 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19783 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19784 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19786 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19788 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19789 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19790 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19791 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19792 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19793 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19794 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19795 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19796 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19797 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19798 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19799 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19800 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19801 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19802 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19803 sqrtextenddfxf2_i387): Added amdfam10_decode.
19805 * config/i386/athlon.md (athlon_idirect_amdfam10,
19806 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19807 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19808 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19809 athlon_ivector_store_amdfam10): New define_insn_reservation.
19810 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19813 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19815 * config/i386/athlon.md (athlon_call_amdfam10,
19816 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19817 define_insn_reservation.
19818 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19819 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19820 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19822 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19824 * config/i386/athlon.md (athlon_sseld_amdfam10,
19825 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19826 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19828 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19830 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19831 define_insn_reservation.
19832 * config/i386/i386.md (sseins): Added sseins to define_attr type
19833 and define_attr unit.
19834 * config/i386/sse.md: Set type attribute to sseins for insertq
19837 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19839 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19840 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19841 ssecomi_load_amdfam10, ssecomi_amdfam10,
19842 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19843 define_insn_reservation.
19844 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19846 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19848 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19849 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19850 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19851 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19852 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19853 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19854 define_insn_reservation.
19856 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19857 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19858 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19859 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19860 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19862 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19864 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19865 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19866 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19867 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19868 athlon_ssemul_load_k8): Added amdfam10.
19870 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19872 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19873 (x86_sse_unaligned_move_optimal): New variable.
19875 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19877 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19878 for unaligned vector SSE double/single precision loads for AMDFAM10.
19880 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19882 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19883 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19884 Define TARGET_CPU_DEFAULT_amdfam10.
19885 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19886 (processor_type): Add PROCESSOR_AMDFAM10.
19888 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19889 processor_type in config/i386/i386.h.
19890 Enable imul peepholes for TARGET_AMDFAM10.
19892 * config.gcc: Add support for --with-cpu option for amdfam10.
19894 * config/i386/i386.c (amdfam10_cost): New variable.
19895 (m_AMDFAM10): New macro.
19896 (m_ATHLON_K8_AMDFAM10): New macro.
19897 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19898 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19899 x86_promote_QImode, x86_integer_DFmode_moves,
19900 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19901 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19902 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19903 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19904 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19905 Enable/disable for amdfam10.
19906 (override_options): Add amdfam10_cost to processor_target_table.
19907 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19908 processor_alias_table.
19909 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19910 (ix86_adjust_cost): Add code for amdfam10.
19912 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19914 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19915 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19916 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19917 * config/i386/i386.h: Add builtin definition for SSE4A.
19918 * config/i386/i386.md: Add support for ABM instructions
19919 (popcnt and lzcnt).
19920 * config/i386/sse.md: Add support for SSE4A instructions
19921 (movntss, movntsd, extrq, insertq).
19922 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19923 Add -march=amdfam10 flag.
19924 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19925 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19927 * doc/extend.texi: Add documentation for SSE4A builtins.
19929 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19931 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19933 2007-02-05 Richard Guenther <rguenther@suse.de>
19935 * tree-vectorizer.h (vectorizable_function): Add argument type
19936 argument, change return type.
19937 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19938 * tree-vect-transform.c (vectorizable_function): Handle extra
19939 argument, return vectorized function decl.
19940 (build_vectorized_function_call): Remove.
19941 (vectorizable_call): Handle calls with result and argument types
19942 differing. Handle loop vectorization factor correctly.
19943 * targhooks.c (default_builtin_vectorized_function): Adjust for
19945 * targhooks.h (default_builtin_vectorized_function): Likewise.
19946 * target.h (builtin_vectorized_function): Add argument type
19948 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19949 extra argument, allow vectorizing of lrintf.
19950 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19951 documentation of target hook.
19953 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19956 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19957 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19958 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19960 2007-02-05 Roger Sayle <roger@eyesopen.com>
19962 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19963 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19964 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19965 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19966 before canonicalizing sincos to cexpi.
19967 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19969 2007-02-05 Roger Sayle <roger@eyesopen.com>
19971 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19972 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19973 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19975 2007-02-05 Roger Sayle <roger@eyesopen.com>
19977 * mips-tfile.c (initialize_init_file): Correct endianness test.
19979 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19981 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19982 the 'y' constraint.
19984 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19986 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19987 saves in a PARALLEL before the register assignments.
19989 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19991 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19992 DWARF_FRAME_RETURN_COLUMN to be a general register.
19993 * dwarf2out.c (init_return_column_size): New function, split from...
19994 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19995 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19996 to be nongeneral registers.
19997 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19999 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
20000 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
20002 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20004 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
20006 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20008 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
20009 (remove_path): Use can_remove_branch_p and remove_branch instead
20010 of loop_delete_branch_edge.
20011 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
20012 (tree_transform_and_unroll_loop): Remove dead branches immediately.
20013 Update profile using scale_dominated_blocks_in_loop.
20014 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
20015 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
20016 (can_remove_branch_p, remove_branch): Declare.
20017 * tree-cfg.c (tree_can_remove_branch_p): New function.
20018 (tree_cfg_hooks): Add tree_can_remove_branch_p.
20019 * cfgrtl.c (rtl_can_remove_branch_p): New function.
20020 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
20022 2007-02-05 Jan Hubicka <jh@suse.cz>
20024 PR middle-end/30696
20025 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
20026 nodes in cgraph, don't remove offline copy of the function.
20028 2007-02-04 Jan Hubicka <jh@suse.cz>
20030 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
20031 vectors might cause maybe_lookup_element_for_expr to be called
20032 on non-sra-candidate.
20034 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20036 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20037 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20038 spelling conventions.
20040 2007-02-04 Richard Guenther <rguenther@suse.de>
20042 PR middle-end/30636
20043 * fold-const.c (try_move_mult_to_index): Make sure to not
20044 overflow one dimension of a multi-dimensional array access.
20046 2007-02-04 Jan Hubicka <jh@suse.cz>
20048 * passes.c (init_optimization_passes): Reindent.
20050 2007-02-04 Jan Hubicka <jh@suse.cz>
20051 Eric Botcazou <ebotcazou@adacore.com>
20053 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20054 (execute_fixup_cfg): Break out the abnormal goto code.
20055 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20056 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20057 (optimize_inline_calls): Call make_nonlocal_label_edges.
20059 2007-02-04 Jan Hubicka <jh@suse.cz>
20061 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20062 true when something was changed.
20063 (rename_ssa_copies): When something was changed, do
20064 TODO_remove_unused_locals.
20065 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20066 add TODO_remove_unused_locals when instruction was removed.
20068 2007-02-04 Jan Hubicka <jh@suse.cz>
20070 * ipa-inline.c (try_inline): Improve debug output; work on already
20072 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
20073 call try_inline for already inlined edges too when flattening;
20074 inline also functions that make callee growth but overall unit size
20077 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20079 * config/m32c/bitops.md, config/m32c/jump.md,
20080 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
20081 config/m32r/m32r.h, config/m32r/m32r.md,
20082 config/m32r/predicates.md, config/m68hc11/larith.asm,
20083 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
20084 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
20085 config/mips/mips-protos.h, config/mips/mips.c,
20086 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
20087 config/mn10300/mn10300.h, config/mn10300/predicates.md,
20088 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
20089 spelling conventions.
20091 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
20092 Follow spelling conventions.
20094 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
20096 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
20097 warn about C++0x compatibility.
20099 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20101 * config/h8300/h8300.c, config/h8300/h8300.h,
20102 config/h8300/h8300.md: Follow spelling conventions.
20104 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
20106 PR middle-end/30667
20107 * combine.c (try_combine): Do not substitute source operand
20108 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
20110 2007-02-03 Jan Hubicka <jh@suse.cz>
20112 PR gcov-profile/30650
20113 * value-prof.c (stringop_block_profile): Fix handling of size counter;
20114 do not divide by zero for never executed counters.
20115 (tree_find_values_to_profile): Fix counters.
20116 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
20118 2007-02-03 Ian Lance Taylor <iant@google.com>
20120 * lower-subreg.c (simple_move_operand): New static function,
20121 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
20123 (simple_move): Call simple_move_operand.
20124 (find_decomposable_subregs): Add special handling of MEMs.
20125 (can_decompose_p): Rename from cannot_decompose_p. Reverse
20126 meaning of return value. If we see a hard register, test whether
20127 it can store a word_mode value. Change all callers.
20129 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20131 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
20132 ftrapv insns and expanders.
20133 (subdi3): Change define_expand operand 1 to arith11_operand, and
20134 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
20135 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
20136 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
20139 PR middle-end/30174
20140 * varasm.c (notice_global_symbol): Treat global objects as weak when
20141 flag_shlib is true.
20143 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20145 * emit-rtl.c (dconstpi): Delete.
20146 (dconstsqrt2): New.
20147 (init_emit_once): Delete dconstpi and init dconstsqrt2.
20148 * real.h (dconstpi): Delete.
20149 (dconstsqrt2): New.
20150 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
20151 (fold_builtin_hypot): Likewise.
20153 2007-02-03 Tom Tromey <tromey@redhat.com>
20156 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
20157 -gcoff3, -gxcoff3, -gvms3 implies -dD.
20159 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
20161 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
20162 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
20163 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
20164 config/rs6000/cell.md, config/rs6000/darwin.h,
20165 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
20166 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
20167 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
20168 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
20169 typos. Follow spelling conventions.
20170 * doc/invoke.texi: Follow spelling conventions.
20172 2007-02-03 Roger Sayle <roger@eyesopen.com>
20174 * simplify-rtx.c (simplify_relational_operation_1): Implement some
20175 canonicalization transformations that attempt to simplify integer
20176 constant comparisons to become comparisons against zero.
20178 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20180 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
20182 * fold-const.c (fold_binary): Fix comment typos. Fold complex
20183 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
20185 2007-02-02 Mike Stump <mrs@apple.com>
20187 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
20188 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
20189 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
20190 generate a branch island.
20192 2007-02-02 Bob Wilson <bob.wilson@acm.org>
20194 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
20195 (xtensa_legitimate_address_p): New.
20196 (xtensa_legitimize_address): New.
20197 (xtensa_output_addr_const_extra): New.
20198 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
20200 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
20201 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
20202 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
20203 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
20204 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
20205 (xtensa_legitimize_address): New.
20206 (xtensa_output_addr_const_extra): New.
20208 2007-02-02 Steve Ellcey <sje@cup.hp.com>
20210 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
20212 2007-02-02 Ian Lance Taylor <iant@google.com>
20214 * expmed.c (expand_divmod): Add comment.
20216 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
20218 * emit-rtl.c (renumber_insns): Remove.
20219 * flags.h: Remove the extern for flag_renumber_insns.
20220 * rtl.h: Remove the prototype for renumber_insns.
20221 * toplev.c (flag_renumber_insns): Remove.
20223 2007-02-02 Hui-May Chang <hm.chang@apple.com>
20225 Revert for x86 darwin:
20226 2005-06-19 Uros Bizjak <uros@kss-loka.si>
20228 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
20229 code before the following patch under TARGET_MACHO.
20230 (ix86_function_value_regno_p): Likewise.
20232 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20234 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
20237 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20240 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
20241 loads to general or fp registers. Add comments.
20242 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
20244 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
20246 * pointer-set.c (insert_aux): Only return insertion slot.
20247 (pointer_set_insert): Adjust.
20248 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
20249 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
20250 pointer_map_traverse): New.
20251 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
20252 pointer_map_create, pointer_map_destroy, pointer_map_insert,
20253 pointer_map_contains, pointer_map_traverse): Declare.
20255 2007-02-02 Jakub Jelinek <jakub@redhat.com>
20257 PR middle-end/30473
20258 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
20259 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
20261 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20263 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
20265 (struct _dep): New type.
20266 (dep_t): New typedef.
20267 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
20268 (DEP_STATUS): New access macro. The macro with the same name was
20269 renamed to DEP_LINK_STATUS.
20270 (dep_init): Declare function
20272 (struct _dep_link): New type.
20273 (dep_link_t): New typedef.
20274 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
20275 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
20276 (DEP_LINK_STATUS): New macro.
20277 (debug_dep_links): New debug function.
20279 (struct _deps_list): New type.
20280 (deps_list_t): New typedef.
20281 (DEPS_LIST_FIRST): New access macro.
20282 (FOR_EACH_DEP_LINK): New cycle macro.
20283 (create_deps_list, free_deps_list, delete_deps_list): Declare
20285 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
20286 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
20287 (copy_deps_list_change_con): Ditto.
20289 (move_dep_link): Declare function.
20291 (struct _dep_node): New type.
20292 (dep_node_t): New typedef.
20293 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
20295 (struct haifa_insn_data.back_deps): New field to hold backward
20296 dependencies of the insn.
20297 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
20299 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
20300 Change its type to deps_list_t.
20301 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
20302 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
20303 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
20305 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
20307 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
20309 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
20311 (dep_cost): Declare.
20313 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
20314 (ds_to_dk, dk_to_ds): New functions.
20316 (init_dep_1): New static function.
20317 (init_dep): New function.
20318 (copy_dep): New static function.
20320 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
20322 (detach_dep_link): New static function.
20323 (move_dep_link): New function.
20325 (dep_links_consistent_p, dump_dep_links): New static functions.
20326 (debug_dep_links): New debugging function.
20328 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20330 (alloc_deps_list, init_deps_list): New static functions.
20331 (create_deps_list): New function.
20332 (clear_deps_list): New static function.
20333 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20334 (deps_list_consistent_p, dump_deps_list): New static functions.
20335 (debug_deps_list): New function.
20336 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20338 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20340 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20341 use new scheduler dependencies lists.
20342 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20343 (sched_analyze): Ditto. Initialize dependencies lists.
20344 (add_forw_dep, compute_forward_dependences): Update to use new
20345 scheduler dependencies lists.
20347 (init_dependency_caches): Init deps_obstack.
20348 (free_dependency_caches): Free deps_obstack.
20350 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20351 new scheduler dependencies lists.
20352 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20353 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20355 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20356 Update to use new scheduler dependencies lists.
20357 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20358 (debug_dependencies): Ditto.
20359 (schedule_region): Update comments.
20361 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20362 scheduler dependencies lists.
20363 (schedule_ebb): Update comments.
20365 * rtl.def (DEPS_LIST): Remove.
20367 * lists.c (unused_deps_list): Remove.
20368 (free_list): Update assertions.
20370 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20371 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20373 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20374 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20376 * haifa-sched.c (comments): Update.
20377 (insn_cost1): Remove. Inline the code into insn_cost ().
20378 (insn_cost): Update to use new scheduler dependencies lists. Move
20379 processing of the dependency cost to dep_cost ().
20380 (dep_cost): New function. Use it instead of insn_cost () when
20381 evaluating cost of the dependency. Use compatible interface to
20382 interact with the target.
20383 (priority): Update to use new scheduler dependencies lists.
20384 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20385 with greater number of insns that depend on the insn.
20386 (schedule_insn): Update to use new scheduler dependencies lists. Add
20387 code to free backward dependencies lists. Inline and optimize code
20388 from resolve_dep () - see PR28071.
20389 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20390 lists. Update call to targetm.sched.is_costly_dependence hook.
20392 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20393 scheduler dependencies lists.
20395 (resolve_dep): Remove. Move the logic to schedule_insn ().
20396 (init_h_i_d): Initialize dependencies lists.
20398 (process_insn_depend_be_in_spec): Rename to
20399 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20400 dependencies lists.
20401 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20402 Update to use new scheduler dependencies lists.
20403 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20405 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20406 new scheduler dependencies lists.
20407 (build_intra_loop_deps): Ditto.
20409 * target.h (struct _dep): Declare to use in
20410 gcc_target.sched.is_costly_dependence.
20411 (struct gcc_target.sched.adjust_cost): Fix typo.
20412 (struct gcc_target.sched.is_costly_dependence): Change signature to
20413 use single dep_t parameter instead of an equivalent triad.
20414 (struct gcc_target.sched.adjust_cost_2): Remove.
20416 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20418 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20420 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20422 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20424 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20425 (REG_DEP_TRUE): Document.
20427 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20428 Change signature to correspond to the targetm.sched.adjust_cost hook.
20429 Update use in TARGET_SCHED_ADJUST_COST_2.
20430 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20431 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20432 new scheduler dependencies lists.
20433 (ia64_gen_check): Ditto.
20435 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20436 scheduler dependencies lists.
20438 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20439 signature to correspond to the targetm.sched.is_costly_dependence hook.
20440 (is_costly_group): Update to use new scheduler dependencies lists.
20442 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20443 instead of INSN_COST () macro.
20445 2007-02-01 Ian Lance Taylor <iant@google.com>
20447 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20449 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20451 * pa.md (tp_load): Correct mfctl instruction syntax.
20453 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20455 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20456 altivec_padding_size calculation on AIX. Improve comment, add
20457 assert to verify that it's right.
20459 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20462 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20464 PR inline-asm/28686
20465 * global.c (global_alloc): Add mising initialization of
20468 2007-02-01 Roger Sayle <roger@eyesopen.com>
20470 * alias.c (init_alias_analysis): Correct whitespace.
20471 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20472 partition_hot_cold_basic_blocks): Likewise.
20473 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20474 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20475 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20476 fold_builtin_snprintf_chk, fold_builtin_printf,
20477 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20478 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20479 * cfgcleanup.c (cleanup_cfg): Likewise.
20480 * cfgexpand.c (tree_expand_cfg): Likewise.
20481 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20482 * function.c (get_next_funcdef_no): Likewise.
20483 * gengtype.c (main): Likewise.
20484 * genmodes.c (main): Likewise.
20485 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20486 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20487 * ifcvt.c (noce_emit_move_insn): Likewise.
20488 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20490 * stor-layout.c (get_best_mode): Likewise.
20491 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20492 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20493 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20494 perform_var_substitution, solve_graph): Likewise.
20495 * tree-vrp.c (vrp_finalize): Likewise.
20497 2007-02-01 Ian Lance Taylor <iant@google.com>
20499 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20500 high part of a paradoxical subreg, return a constant zero.
20502 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20504 * toplev.c (lang_dependent_init): Call init_set_costs.
20505 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20507 2007-02-01 Richard Guenther <rguenther@suse.de>
20509 PR middle-end/30656
20510 * fold-const.c (fold_negate_expr): Allow negating a
20511 constant if overflow does not change.
20513 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20515 * doc/c-tree.texi (Expression trees): Improve markup.
20516 * doc/tm.texi (Register Classes, Addressing Modes)
20517 (Floating Point): Fix spacing after abbreviations. Fix some
20520 2007-02-01 Ben Elliston <bje@au.ibm.com>
20522 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20523 * doc/contrib.texi: Likewise.
20524 * doc/install.texi: Likewise.
20526 2007-01-31 Richard Henderson <rth@redhat.com>
20527 Ian Lance Taylor <iant@google.com>
20529 * lower-subreg.c: New file.
20530 * rtl.def (CONCATN): Define.
20531 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20532 pass_lower_subreg2.
20533 * emit-rtl.c (update_reg_offset): New static function, broken out
20534 of gen_rtx_REG_offset.
20535 (gen_rtx_REG_offset): Call update_reg_offset.
20536 (gen_reg_rtx_offset): New function.
20537 * regclass.c: Revert patch of 2006-03-05, restoring
20539 (clear_reg_info_regno): New function.
20540 * dwarf2out.c (concatn_loc_descriptor): New static function.
20541 (loc_descriptor): Handle CONCATN.
20542 * common.opt (fsplit_wide_types): New option.
20543 * opts.c (decode_options): Set flag_split_wide_types when
20545 * timevar.def (TV_LOWER_SUBREG): Define.
20546 * rtl.h (gen_reg_rtx_offset): Declare.
20547 (reg_scan_update): Declare.
20548 * regs.h (clear_reg_info_regno): Declare.
20549 * tree-pass.h (pass_lower_subreg): Declare.
20550 (pass_lower_subreg2): Declare.
20551 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20552 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20553 -fsplit-wide-types.
20554 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20555 * Makefile.in (OBJS-common): Add lower-subreg.o.
20556 (lower-subreg.o): New target.
20558 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20560 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20562 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20565 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20567 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20569 PR middle-end/29335
20570 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20572 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20574 * cfgloop.h: Include vec-prim.h.
20575 (enum li_flags): Remove LI_ONLY_OLD.
20576 (loop_iterator): Changed.
20577 (fel_next, fel_init): Iterate over loop tree.
20578 (FOR_EACH_LOOP_BREAK): New macro.
20579 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20581 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20582 * modulo-sched.c (sms_schedule): Ditto.
20583 * tree-vectorizer.c (vectorize_loops): Ditto.
20584 * doc/loop.texi: Update information on loop numbering and behavior of
20585 FOR_EACH_LOOP wrto new loops.
20586 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20587 add_to_evolution_1): Test nestedness of loops instead of comparing
20589 * tree-chrec.c (chrec_fold_plus_poly_poly,
20590 chrec_fold_multiply_poly_poly, chrec_evaluate,
20591 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20592 reset_evolution_in_loop): Ditto.
20593 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20595 2007-01-31 Dirk Mueller <dmueller@suse.de>
20597 * c-common.c (warn_about_parentheses): Separate warning about
20598 un-parenthized sequence of comparison operators from the one
20599 which is supposed to warn about x <= y <= z.
20601 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20603 * optabs.h (enum optab_index): Add new OTI_isinf.
20604 (isinf_optab): Define corresponding macro.
20605 * optabs.c (init_optabs): Initialize isinf_optab.
20606 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20608 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20609 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20611 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20612 expand_builtin_interclass_mathfn.
20613 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20614 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20615 (fxam<mode>2_i387): New insn pattern.
20616 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20617 built-in functions as x87 inline asm.
20619 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20621 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20623 2007-01-30 Eric Christopher <echristo@apple.com>
20625 * config.gcc: Add geode.
20627 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20629 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20630 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20631 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20632 value-prof.c: Fix comment typos.
20634 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20637 * doc/invoke.texi (Wpointer-arith): Document warning.
20639 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20641 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20642 the list of discrepancies from the draft TR.
20644 2007-01-30 Dirk Mueller <dmueller@suse.de>
20647 * doc/invoke.texi (-Wreturn-type): Update description to
20648 match new behavior.
20650 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20652 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20654 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20656 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20657 to handle optabs that operate on floating point input argument and
20658 output to integer output.
20659 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20660 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20661 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20662 expand_builtin_interclass_mathfn ().
20663 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20664 (ilogbsi2): Remove.
20665 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20666 ilogbl built-in functions as x87 intrinsics.
20668 2007-01-30 Richard Guenther <rguenther@suse.de>
20670 PR middle-end/27657
20671 * dwarf2out.c (reference_to_unused): Query varpool if the
20672 variable was output.
20674 2007-01-30 Richard Guenther <rguenther@suse.de>
20676 PR middle-end/30313
20677 * passes.c (execute_one_pass): Reset in_gimple_form to not
20678 confuse non-unit-at-a-time mode.
20680 2007-01-29 Roger Sayle <roger@eyesopen.com>
20681 Richard Guenther <rguenther@suse.de>
20683 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20684 avoid undefined behaviour on overflow. Use force_fit_type_double
20685 to construct the constant with the specified TREE_OVERFLOW.
20687 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20689 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20690 * config/dfp-bit.h: Ditto.
20692 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20694 * c-decl.c (pop_scope): Replace warnings with call to
20695 warn_for_unused_label.
20696 * c-common.h (warn_for_unused_label): Declare.
20697 * c-common.c (warn_for_unused_label): Define.
20699 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20701 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20704 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20706 * Makefile.in (USER_H): Remove decfloat.h.
20707 * ginclude/decfloat.h: Delete, moving contents to ...
20708 * ginclude/float.h: Add support for decimal floating point,
20709 guarded by __STDC_WANT_DEC_FP__.
20711 2007-01-29 Mike Stump <mrs@apple.com>
20713 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20714 Analysis and Representation to resolve case insensitive conflict.
20715 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20717 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20719 * tree.h (struct tree_memory_tag): Add aliases member.
20720 (MTAG_ALIASES): New macro.
20721 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20722 (add_may_alias): Remove pointer-set. Update for may_aliases being
20724 (mark_aliases_call_clobbered): Update for may_aliases being a
20726 (compute_tag_properties): Ditto.
20727 (create_partition_for): Ditto.
20728 (compute_memory_partitions): Ditto.
20729 (dump_may_aliases_for): Ditto.
20730 (is_aliased_with): Ditto.
20731 (add_may_alias_for_new_tag): Ditto.
20732 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20733 (compute_is_aliased): New function.
20734 (compute_may_aliases): Call compute_is_aliased).
20735 (init_alias_info): Initialize alias_bitmap_obstack.
20736 (union_alias_set_into): New function.
20737 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20738 (have_common_aliases_p): Rewrite to take two bitmaps and use
20740 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20741 Update for bitmaps.
20742 (finalize_ref_all_pointers): Update for add_may_alias changes.
20743 (new_type_alias): Ditto.
20744 * tree-flow-inline.h (may_aliases): Return a bitmap.
20745 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20746 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20747 may_aliases being a bitmap.
20748 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20749 may_aliases now returns a bitmap.
20750 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20752 * tree-ssa-operands.c (add_virtual_operand): Update for
20753 may_aliases being a bitmap.
20755 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20757 PR tree-optimization/30630
20758 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20759 variable as changed.
20761 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20764 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20765 expanded only once even if an error occurs.
20767 2007-01-29 Ben Elliston <bje@au.ibm.com>
20769 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20770 (__gcov_average_profiler): Likewise.
20771 (__gcov_ior_profiler): Likewise.
20772 (__gcov_merge_ior): Likewise.
20774 2007-01-28 Jan Hubicka <jh@suse.cz>
20776 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20777 * value-prof.c (stringop_block_profile): Likewise.
20779 2007-01-28 Jan Hubicka <jh@suse.cz>
20781 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20782 Add variant handling histograms; add wrapper.
20783 (clear_storage_via_libcall): Export.
20784 (emit_block_move_hints): Break out from ...; add histograms.
20785 (emit_block_move): ... this one.
20786 (clear_storage_hints): Break out from ...; add histograms.
20787 (clear_storage): ... this one.
20788 (set_storage_via_memset): Handle histogram.
20789 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20790 (clear_storage_hints, clear_storage_via_libcall): Declare.
20791 (set_storage_via_setmem): Update prototype.
20792 * doc/md.texi (movmem, setmem): Document new arguments.
20794 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20795 Add new histograms.
20796 (stringop_block_profile): New global function.
20797 (tree_stringops_values_to_profile): Profile block size and alignment.
20798 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20800 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20801 (stringop_block_profile): Declare.
20802 * builtins.c: Include value-prof.h.
20803 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20804 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20805 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20806 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20807 * profile.c (instrument_values): Add new counters.
20808 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20810 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20811 (tree_init_edge_profiler): Build new profilers.
20812 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20813 (pass_tree_profile): Add dump.
20814 (tree_profile_hooks): Update.
20815 * Makefile.in (LIBGCOV): Add new constants.
20816 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20817 __gcov_ior_profiler): New.
20818 * i386.md (movmem/setmem expanders): Add new optional arguments.
20820 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20822 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20824 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20826 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20827 (tree_unswitch_single_loop): Pass eni_size_weights to
20828 tree_num_loop_insns.
20829 * tree-ssa-loop-manip.c: Include tree-inline.h.
20830 (can_unroll_loop_p): Pass eni_size_weights to
20831 tree_num_loop_insns.
20832 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20833 Pass eni_size_weights to estimate_num_insns.
20834 * tree.h (init_inline_once): Export.
20835 * toplev.c (backend_init): Call init_inline_once.
20836 * cgraphunit.c (cgraph_process_new_functions,
20837 cgraph_analyze_function): Pass eni_inlining_weights to
20838 estimate_num_insns.
20839 * ipa-inline.c (compute_inline_parameters): Ditto.
20840 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20841 to estimate_num_insns.
20842 (try_unroll_loop_completely): Pass eni_size_weights to
20843 tree_num_loop_insns.
20844 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20845 ot estimate_num_insns.
20846 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20847 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20848 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20849 eni_time_weights): New variables.
20850 (init_inline_once): Initialize them.
20851 (struct eni_data): Mew.
20852 (estimate_num_insns_1, estimate_num_insns): Use weights.
20853 * tree-inline.h (struct eni_weights_d): New.
20854 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20855 (estimate_num_insns): Declaration changed.
20856 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20857 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20858 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20860 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20862 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20863 relations in the conflict function is valid.
20865 2007-01-27 Ian Lance Taylor <iant@google.com>
20867 * common.opt: Add fstrict-overflow.
20868 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20869 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20870 (TYPE_OVERFLOW_UNDEFINED): Define.
20871 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20873 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20874 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20875 (fold_negate_expr): Likewise.
20876 (make_range): Likewise.
20877 (extract_muldiv_1): Likewise.
20878 (maybe_canonicalize_comparison): Likewise.
20879 (fold_comparison): Likewise.
20880 (fold_binary): Likewise.
20881 (tree_expr_nonnegative_p): Likewise.
20882 (tree_expr_nonzero_p): Likewise.
20883 * tree-vrp.c (compare_values): Likewise.
20884 (extract_range_from_binary_expr): Likewise.
20885 (extract_range_from_unary_expr): Likewise.
20886 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20888 (nowrap_type_p): Likewise.
20889 * tree-scalar-evolution.c (simple_iv): Likewise.
20890 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20891 (build_range_check): Likewise.
20892 (extract_muldiv_1): Likewise.
20893 (fold_comparison): Likewise.
20894 * tree-vrp.c (vrp_int_const_binop): Likewise.
20895 (extract_range_from_unary_expr): Likewise.
20896 * convert.c (convert_to_integer): Likewise.
20897 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20898 (fold_comparison): Likewise.
20899 (fold_binary): Likewise.
20900 * optabs.c (optab_for_tree_code): Likewise.
20901 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20902 * simplify-rtx.c (simplify_const_relational_operation): Check
20903 flag_strict_overflow and flag_trapv.
20904 (simplify_const_relational_operation): Likewise.
20905 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20906 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20909 2007-01-27 Roger Sayle <roger@eyesopen.com>
20911 * tree.c (tree_fold_gcd): Delete.
20912 * tree.h (tree_fold_gcd): Remove prototype.
20913 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20914 test whether one constant integer is a multiple of another. Instead
20915 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20916 * fold-const.c (multiple_of_p): We've determined both TOP and
20917 BOTTOM are integer constants so we can call int_const_binop directly
20918 instead of the more generic const_binop.
20920 2007-01-27 Roger Sayle <roger@eyesopen.com>
20922 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20923 1*X check that the constant hasn't overflowed, to preserve the
20925 (round_up): Provide an efficient implementation when rouding-up an
20926 INTEGER_CST to a power-of-two.
20928 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20930 * doc/sourcebuild.texi: Add comma for clarity.
20931 * doc/extend.texi: Fix some typos.
20932 * doc/passes.texi: Likewise.
20933 * doc/cppinternals.texi: Likewise.
20934 * doc/c-tree.texi: Likewise.
20935 * doc/tree-ssa.texi: Likewise.
20936 * doc/install.texi: Likewise.
20938 2007-01-27 Jan Hubicka <jh@suse.cz>
20940 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20941 (pass_sra): Do not require alias information.
20942 * passes.c (init_optimization_passes): Add SRA
20944 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20946 * tracer.c (rest_of_handle_tracer): We already cleaned
20947 up the CFG in tracer() so don't do it here again.
20948 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20949 cleanup_cfg here, either. And don't call renumber_insns.
20951 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20952 and BB_HEAD are in the insn stream here. Instead make sure
20953 that BB_INSN is valid on all insns. Also, do check here that
20954 there are no pending branch predictions...
20955 (rtl_verify_flow_info): ...instead of doing it here. Checks
20956 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20959 2007-01-26 Roger Sayle <roger@eyesopen.com>
20961 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20962 function to simplify/factorize operand order canonicalization.
20963 (ix86_fixup_binary_operands): Reorganize using the above function.
20964 (ix86_binary_operator_ok): Likewise.
20966 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20968 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20969 file scope from optimize_attrs.
20970 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20972 (optimize_attrs): Clear insn_code_values after freeing it.
20974 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20976 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20977 a parts.base assignment.
20979 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20981 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20982 (compute_subscript_distance, initialize_data_dependence_relation,
20983 finalize_ddr_dependent, analyze_ziv_subscript,
20984 analyze_siv_subscript_cst_affine,
20985 compute_overlap_steps_for_affine_univar,
20986 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20987 analyze_siv_subscript, analyze_miv_subscript,
20988 analyze_overlapping_iterations, subscript_dependence_tester_1,
20989 compute_self_dependence, free_dependence_relation): Work
20990 with affine_fn instead of chrecs.
20991 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20992 common_affine_function, affine_function_base,
20993 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20994 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20995 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20996 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20997 (all_chrecs_equal_p): Removed.
20998 * tree-data-ref.h (affine_fn, conflict_function): New types.
20999 (struct subscript): Change type of conflicting_iterations_in_a
21000 and conflicting_iterations_in_b.
21002 2007-01-26 Steve Ellcey <sje@cup.hp.com>
21005 * config/pa/pa.h (TARGET_HPUX_11): New.
21006 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
21007 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
21009 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
21010 Richard Guenther <rguenther@suse.de>
21012 * tree-ssa-structalias.c (solve_graph): Handle case
21013 we merged the variable to another.
21015 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21017 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
21020 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
21021 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
21023 2007-01-25 DJ Delorie <dj@redhat.com>
21025 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
21026 allow changes to modes which don't fit in those registers.
21028 * reload1.c (choose_reload_regs): Check for invalid subregs before
21029 computing their locations, not after.
21031 2007-01-25 Geoffrey Keating <geoffk@apple.com>
21034 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21035 save Altivec registers in an eh_return function.
21036 (compute_vrsave_mask): Likewise.
21037 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21038 for saving Altivec registers.
21039 (rs6000_emit_prologue): Don't allocate stack twice in
21040 eh_return function. Correct expected value of altivec_save_offset
21041 when using save_world. Describe save of R0 to stack when using
21042 save_world. Describe stack pointer adjustment when using
21043 save_world. Remove duplicated eh_return parameter register saving.
21044 Update sp_offset variable after save_world.
21045 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21047 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21048 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21051 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21053 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21055 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21058 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21059 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21061 2007-01-25 Richard Guenther <rguenther@suse.de>
21063 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21064 * common.opt (-Wcoverage-mismatch): New warning option.
21065 * coverage.c (get_coverage_counts): Ignore coverage mismatch
21066 if -Wcoverage-mismatch is given.
21068 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
21070 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
21071 (ipcp_driver): Change to static definition.
21072 Add dumping of the ifunctions.
21073 (constant_val_insert): Remove unused parameter. Support for SSA.
21074 (ipcp_propagate_const): Support for SSA.
21075 (ipcp_profile_bb_print): Print only analyzed nodes.
21076 (ipcp_replace_map_create): Remove support for Fortran constant
21078 * ipa-prop.c (ipa_method_modify_stmt,
21079 ipa_callsite_compute_param): Support for SSA.
21080 * ipa-prop.h (ipcp_driver): Remove declaration.
21081 (IS_VALID_TREE_MAP_INDEX): Add define.
21083 2007-01-24 Geoffrey Keating <geoffk@apple.com>
21085 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
21087 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21089 PR middle-end/30447
21090 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
21091 constant argument to cabs and do it without checking for
21092 -funsafe-math-optimizations.
21094 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
21096 * c-common.h (RID_FIRST_CXX0X): New.
21097 (RID_LAST_CXX0X): New.
21098 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
21100 * c.opt (Wc++0x-compat): New.
21101 * doc/invoke.texi (-Wc++0x-compat): Document.
21103 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21105 * builtins.c (fold_builtin_carg): New.
21106 (fold_builtin_1): Use it.
21108 2007-01-24 Jan Hubicka <jh@suse.cz>
21110 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
21112 * ipa-inline.c (initial_insns, max_insns): Delete.
21113 (compute_max_insns): New function.
21114 (cgraph_decide_inlining_of_small_function): Use it; take minimal
21115 amount of insns as base for code growth.
21116 (cgraph_decide_inlining): Make initial_insns local; do not compute
21118 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
21119 * doc/invoke.texi (inline-unit-growth): Update docs.
21121 2007-01-24 Jakub Jelinek <jakub@redhat.com>
21123 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
21124 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
21125 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
21126 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
21127 for CPUs that have PTA_CX16 set.
21129 PR middle-end/27416
21130 * gimplify.c (omp_check_private): New function.
21131 (gimplify_scan_omp_clauses): Use it for
21132 firstprivate/lastprivate/reduction.
21134 PR middle-end/30494
21135 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
21136 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
21138 PR middle-end/30421
21139 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
21140 If lower_lastprivate_clauses emits some statements, append them
21141 to dlist rather than body_p and to body_p append an initializer.
21142 (lower_omp_for): Adjust caller.
21144 2007-01-24 Steve Ellcey <sje@cup.hp.com>
21146 * target.h (globalize_decl_name): New.
21147 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21148 * output.h (default_globalize_decl_name): New.
21149 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
21151 (globalize_decl): Ditto.
21152 (default_globalize_decl_name): New.
21153 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
21154 (ia64_handle_version_id_attribute): New.
21155 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21156 (ia64_asm_output_external): Use globalize_decl_name instead
21157 of globalize_label.
21158 * doc/extend.texi (version_id): New pragma.
21159 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
21161 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21163 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
21164 _uleb128_t and _Unwind_SWord with _sleb128_t.
21165 * unwind-dw2.c (extract_cie_info, execute_stack_op,
21166 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
21168 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
21169 * unwind-pe.h (read_uleb128, read_sleb128,
21170 read_encoded_value_with_base): Likewise.
21171 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
21173 2007-01-24 Richard Guenther <rguenther@suse.de>
21175 * builtins.c (expand_builtin_cexpi): Get the fndecl
21176 for cexp in the correct way.
21178 2007-01-24 Jan Hubicka <jh@suse.cz>
21180 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
21183 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21185 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
21186 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
21187 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
21188 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
21189 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
21190 __SIZEOF_PTRDIFF_T__.
21191 * doc/cpp.texi: Documentation for the new builtin macros added.
21193 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
21195 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
21196 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
21197 instead of operands[2] to avoid access past the end of array.
21199 2007-01-24 Richard Sandiford <richard@codesourcery.com>
21201 * reload1.c (emit_reload_insns): Pass the reload register
21202 for a non-spill output reload through forget_old_reloads_1.
21204 2007-01-23 Joseph Myers <joseph@codesourcery.com>
21206 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21207 _SOFT_DOUBLE if doubles use software floating-point.
21208 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
21209 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21210 * config/rs6000/darwin-ldouble.c: Also compile functions for
21211 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
21212 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21213 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
21214 commented-out long double override.
21215 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
21216 * config/rs6000/eabispe.h: Likewise.
21217 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
21218 long double for non-SPE.
21219 (rs6000_handle_option): Likewise.
21220 (invalid_e500_subreg): Disallow more subregs involding DImode,
21221 DFmode, TImode or TFmode.
21222 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
21224 (legitimate_lo_sum_address_p): Also check for TFmode for E500
21226 (rs6000_legitimize_address): Also handle TFmode for E500 double.
21227 (rs6000_legitimize_reload_address): Also handle TFmode for E500
21229 (rs6000_legitimate_address): Also check for TFmode for E500
21231 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
21232 (spe_build_register_parallel): Handle TFmode and TCmode.
21233 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
21235 (function_arg): Handle TFmode and TCmode for E500 double.
21236 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
21238 (print_operand): Handle TFmode and TImode for %y.
21239 (rs6000_generate_compare): Handle TFmode comparisons for E500
21241 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
21242 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
21243 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
21244 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
21245 TFmode for E500 double.
21246 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
21247 (floatsidf2): Enable for E500 double.
21248 (movtf_softfloat): Use rs6000_nonimmediate_operand.
21249 (extenddftf2): Change to extenddftf2_fprs.
21250 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
21251 depending on TARGET_E500_DOUBLE.
21252 (extendsftf2): Enable for E500 double.
21253 (trunctfdf2): Enable for E500 double.
21254 (trunctfsf2): Change to trunctfsf2_fprs.
21255 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
21256 depending on TARGET_E500_DOUBLE.
21257 (floatsitf2): Enable for E500 double.
21258 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
21259 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
21260 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
21261 (negtf2): Change to negtf2_internal.
21262 (negtf2): New expander.
21263 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
21264 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
21265 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
21266 (movdi_internal32): Use rs6000_nonimmediate_operand.
21267 (unnamed splitter): Likewise.
21268 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
21269 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
21270 (SPE64TF, DITI): New mode macros.
21271 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
21274 (frob_<mode>_di_2): New.
21275 (frob_tf_di_8_2): New.
21276 (frob_di_df): Change to frob_di_<mode>; allow more modes.
21278 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
21280 (frob_ti_<mode>_8_2): New.
21281 (frob_ti_tf_2): New.
21282 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
21283 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
21285 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
21286 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
21287 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
21288 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
21289 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
21290 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
21293 2007-01-23 Ian Lance Taylor <iant@google.com>
21295 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
21297 (OBJS-archive): Reformat, alphabetize.
21298 (OBJS): Change out_object_file to OBJS-md.
21300 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
21302 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
21303 JUMP_P and CALL_P predicates where applicable.
21304 * config/i386/i386.c: Ditto.
21305 * config/i386/i386.md: Ditto.
21306 * config/i386/mmx.md: Ditto.
21307 * config/i386/predicates.md: Ditto.
21309 2007-01-22 Andreas Schwab <schwab@suse.de>
21311 * config/m68k/m68k.h: Fix comment.
21313 2007-01-22 Jan Hubicka <jh@suse.cz>
21315 * passes.c (init_optimization_passes): Do not rerun
21316 pass_early_warn_uninitialized.
21318 2007-01-22 Richard Guenther <rguenther@suse.de>
21320 PR tree-optimization/30038
21321 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
21323 (execute_cse_sincos_1): Likewise.
21324 (execute_cse_sincos): Likewise.
21325 (gate_cse_sincos): Likewise.
21326 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21327 the cexpi() canonicalization of sincos().
21328 * tree-pass.h (pass_cse_sincos): Declare.
21329 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21331 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21333 PR rtl-optimization/29329
21334 * combine.c (replaced_rhs_insn): Rename to i2mod.
21335 (replaced_rhs_value): Rename to i2mod_new_rhs.
21336 (i2mod_old_rhs): New global variable.
21337 (combine_instructions): Adjust for above change. Save a copy of
21338 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21339 note are substituted in the second instruction.
21340 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21341 ditch the note if it pertains to the second eliminated register
21342 and this register is mentioned in i2mod_old_rhs.
21345 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21347 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21348 the insn to which the note was originally attached.
21350 2007-01-21 Jan Hubicka <jh@suse.cz>
21352 * ipa-inline.c (inlining_mode): Comment, move up.
21353 (cgraph_decide_inlining_incrementally): Do not perform inlining
21354 itself; fix handling of flattening of self recursive functions.
21355 (cgraph_find_cycles): Remove.
21356 (cgraph_flatten_node): Remove.
21357 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21358 (try_inline): New function.
21359 (cgraph_early_inlining): Update call of
21360 cgraph_decide_inlining_incrementally. Apply inlining here.
21361 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21363 2007-01-21 Dirk Mueller <dmueller@suse.de>
21366 * tree-vrp.c (check_array_bounds): do not warn
21367 about ADDR_EXPR's of ARRAY_REF's which are immediately
21368 used in binary expressions.
21370 2007-01-21 Ira Rosen <irar@il.ibm.com>
21372 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21373 read_write_dep and macros for its access.
21374 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21375 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21376 argument, call vect_check_interleaving for every independent pair of
21377 data-refs. Mark loads that access the same memory location as a store
21379 (vect_check_dependences): Remove.
21380 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21381 call, fix the call to vect_analyze_data_ref_dependence.
21382 (vect_analyze_data_ref_access): For statements that access the same
21383 data-ref, check that they are not stores; for loads, check that there
21384 is no store that access the same location.
21386 2007-01-20 Roger Sayle <roger@eyesopen.com>
21387 Joseph Myers <joseph@codesourcery.com>
21389 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21390 (-fdump-rtl-stack): Likewise.
21391 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21392 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21393 (-mpt-fixed): Use @minus{} for minus sign.
21394 (Using Precompiled Headers): Fix under/overfull hbox.
21396 2007-01-20 Jan Hubicka <jh@suse.cz>
21398 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21399 place within annotation.
21401 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21403 * pa.c (output_move_double): Change array size of xoperands to 4.
21405 2007-01-20 Jan Hubicka <jh@suse.cz>
21407 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21410 2007-01-19 Ian Lance Taylor <iant@google.com>
21412 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21413 constant to unsigned HOST_WIDE_INT before negating.
21415 2007-01-19 Ian Lance Taylor <iant@google.com>
21417 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21419 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21420 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21421 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21422 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21423 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21424 (realloc_vdef, realloc_vuse): Change second parameter to
21426 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21427 fields to unsigned.
21428 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21429 unsigned. Change x and lim locals to unsigned.
21430 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21432 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21433 (copy_virtual_operands): Change i and n locals to unsigned.
21435 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21437 PR middle-end/29335
21438 * builtins.c (fold_builtin_1): Handle builtin fdim.
21440 2007-01-20 Jan Hubicka <jh@suse.cz>
21442 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21443 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21444 init_alias_heapvars.
21445 (init_alias_heapvars): Initialize only when not already initialized.
21446 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21448 2007-01-19 Roger Sayle <roger@eyesopen.com>
21450 * common.opt (fsigned-zeros): New command line option.
21451 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21452 of flag_unsafe_math_optimizations.
21453 * opts.c (set_fast_math_flags): The -ffast-math command line option
21454 implies -fno-signed-zeros.
21455 (fast_math_flags_set_p): Likewise.
21457 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21458 the documentation of -ffast-math appropriately. Wrap long lines.
21460 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21462 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21463 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21465 2007-01-19 Tomas Bily <tbily@suse.cz>
21467 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21469 (tree_init_ic_make_global_vars): New function
21470 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21471 (tree_gen_ic_profiler): New function
21472 (tree_gen_ic_func_profiler): New function
21473 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21474 (tree_profile_hooks): Added hook for indirec/virtual calls
21475 * value-prof.c (tree_find_values_to_profile): New case for
21477 (tree_values_to_profile): Call for determining indirect/virtual
21479 (tree_indirect_call_to_profile): New function
21480 (tree_ic_transform): New function
21481 (tree_ic): New function
21482 (find_func_by_pid): New function
21483 (init_pid_map): New function
21484 (tree_value_profile_transformations): Added check for
21485 indirect/virtual call transformation
21486 * value-prof.h (enum hist_type): New counter type for
21487 indirect/virtual calls
21488 (profile_hooks): Added new hook for profiling indirect/virtual
21490 * profile.c (instrument_values): New case for indirect/virtual
21492 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21493 (GCOV_COUNTER_V_INDIR): New counter type
21494 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21495 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21497 * cgraph.c: Definition of cgraph_max_pid
21498 (cgraph_create_node): Default init of pid attribute
21499 * cgraph.h: Declaration of cgraph_max_pid
21500 (struct cgraph_node): Added pid attribute
21501 * libgcov.c (__gcov_indirect_call_profiler): New function
21502 (__gcov_one_value_profiler_body): New function
21503 (__gcov_one_value_profiler): Body was moved to
21504 __gcov_one_value_profiler_body and calls it
21506 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21508 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21509 * gengtype.c (write_types_data, write_func_for_structure,
21510 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21511 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21512 (walk_type, write_func_for_structure): Generate the mark_hook if
21515 2007-01-19 Jan Hubicka <jh@suse.cz>
21517 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21518 'early' argument take inlining mode argument specifying whether to
21519 inline for size/speeed or all functions; add support for flattening;
21521 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21523 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21526 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21527 the name of the declared identifier.
21529 2007-01-19 Dirk Mueller <dmueller@suse.de>
21531 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21532 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21533 duplicate evaluation.
21535 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21537 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21538 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21539 to XFMode, use acosxf2 and truncate result to requested mode.
21540 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21541 (asin<mode>2): Similarly, with asin expanders.
21542 (*fscalexf4_i387): Rename from *fscalexf4.
21543 (expNcorexf3): New expander.
21544 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21545 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21546 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21547 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21548 patterns for SSE math.
21549 (exp10<mode>2): Similarly, with exp10 expanders.
21550 (exp2<mode>2): Similarly, with exp2 expanders.
21551 (expm1<mode>2): Similarly, with expm1 expanders.
21552 (ldexp<mode>3): Similarly, with ldexp expanders.
21553 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21554 Use gen_truncxf<mode>2_i387_noop to truncate result.
21556 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21558 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21559 for ColdFire targets.
21561 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21562 Richard Sandiford <richard@codesourcery.com>
21564 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21565 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21566 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21567 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21568 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21569 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21571 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21573 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21574 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21575 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21576 (*adddi_dilshr32_cf): New pattern.
21577 (adddi3, subdi3): Remove first alternatives.
21579 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21581 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21582 implemented using move.l, do not use its cc result for floating-point
21585 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21587 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21588 from accepting 's' constraints if flag_pic.
21590 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21592 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21593 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21594 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21595 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21597 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21599 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21600 ColdFire alternatives.
21601 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21602 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21603 architectures that support ff1 instruction.
21605 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21606 Julian Brown <julian@codesourcery.com>
21608 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21609 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21610 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21613 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21615 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21617 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21618 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21619 HOST_WIDE_INT instead of an rtx.
21620 (m68k_rtx_costs): Update call accordingly.
21621 (output_move_const_into_data_reg): Likewise. Fix formatting.
21622 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21624 (output_move_simode_const): Update calls after above changes.
21625 Rework to use automatic variables and predicates like MEM_P.
21626 * config/m68k/m68k.md (pushexthisi_const): Update call to
21629 2007-01-19 Dirk Mueller <dmueller@suse.de>
21631 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21632 in dump_flags test.
21634 2007-01-19 Richard Guenther <rguenther@suse.de>
21636 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21637 via cexp in case sincos is not available.
21639 2007-01-19 Richard Guenther <rguenther@suse.de>
21641 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21642 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21643 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21644 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21645 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21646 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21647 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21648 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21650 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21652 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21654 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21655 (atan2xf3): Directly generate RTL pattern.
21656 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21657 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21658 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21659 disable patterns for SSE math.
21660 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21661 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21662 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21663 disable patterns for SSE math.
21665 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21667 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21669 2007-01-18 Roger Sayle <roger@eyesopen.com>
21671 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21672 VIEW_CONVERT_EXPR to the same type as it's operand.
21674 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21676 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21677 configured for long double 128.
21679 2007-01-18 Mike Stump <mrs@apple.com>
21681 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21684 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21686 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21689 2007-01-18 Jan Hubicka <jh@suse.cz>
21691 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21692 greater than NUM_VOP_FREE_BUCKETS.
21694 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21696 * tree-ssa-structalias.c: Update comments.
21697 (ptabitmap_obstack): Removed.
21698 (pta_obstack): New.
21699 (oldpta_obstack): Ditto.
21700 (stats): Add a few members.
21701 (struct variable_info): Remove node, complex, address_taken, and
21702 indirect_target members. Add oldsolution member.
21703 (new_var_info): Do not initialize removed members.
21704 (constraint_expr_type): Remove INCLUDES.
21705 (constraint_graph): Add size, implicit_preds, rep,
21706 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21707 (FIRST_REF_NODE): New macro.
21708 (LAST_REF_NODE): Ditto.
21709 (FIRST_ADDR_NODE): Ditto.
21710 (find): New function.
21712 (dump_constraint): Do not handle INCLUDES.
21713 (insert_into_complex): Do not insert duplicate constraints.
21714 (condense_varmap_nodes): Renamed and rewritten into ...
21715 (merge_node_constraints): This. Also fix bug in handling of
21716 offseted copy constraints.
21717 (clear_edges_for_node): No longer need to deal with preds at all,
21718 or removing associated preds/succs.
21719 (merge_graph_nodes): Deal with indirect_cycles.
21720 Don't deal with predecessors.
21721 (add_implicit_graph_edge): New function.
21722 (add_pred_graph_edge): Ditto.
21723 (add_graph_edge): Don't deal with predecessors.
21724 (build_constraint_graph): Removed.
21725 (build_pred_graph): New function.
21726 (build_succ_graph): Ditto.
21727 (struct scc_info): Removed in_component. Added roots, dfs, and
21728 node_mapping. Remove visited_index, unification_queue.
21729 (scc_visit): Deal with union-find we do now.
21730 Deal with cycles with REF nodes.
21731 (collapse_nodes): Renamed and rewritten to ...
21732 (unify_nodes): This.
21733 (process_unification_queue): Removed.
21734 (topo_visit): Cleanup
21735 (do_da_constraint): Use find.
21736 (do_sd_constraint): Ditto.
21737 (do_ds_constraint): Ditto.
21738 (do_complex_constraint): Ditto.
21739 (init_scc_info): Update for removed and added members.
21740 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21741 (find_indirect_cycles): This.
21742 (equivalence_class): New variable.
21743 (label_visit): New function.
21744 (perform_variable_substitution): Rewritten.
21745 (free_var_substitution_info): New function.
21746 (find_equivalent_node): Ditto.
21747 (move_complex_constraints): Ditto.
21748 (eliminate_indirect_cycles): Ditto.
21749 (solve_graph): Only propagate changed bits.
21750 Use indirect cycle elimination.
21752 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21753 (tree_id_eq): Renamed to ...
21754 (tree_vi_eq): This. Update for member change
21755 (insert_id_for_tree): Renamed and rewritten to ...
21756 (insert_vi_for_tree): This.
21757 (lookup_id_for_tree): Renamed and rewritten to ...
21758 (lookup_vi_for_tree): This.
21759 (get_id_for_tree): Renamed and rewritten to ...
21760 (get_vi_for_tree): Ditto.
21761 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21762 (process_constraint): Don't handle INCLUDES.
21763 Remove special ADDRESSOF case.
21764 (find_func_aliases): Rewrite to use vi functions instead of id
21766 (create_function_info_for): Ditto.
21767 (create_variable_info_for): Ditto.
21768 (intra_create_variable_infos): Ditto.
21769 (merge_smts_into): Ditto.
21770 (find_what_p_points_to): Ditto.
21771 (init_base_vars): Ditto.
21772 (init_alias_vars): Ditto.
21773 (remove_preds_and_fake_succs): New function.
21774 (dump_sa_points_to_info): Dump new stats.
21775 (dump_solution_for_var): Use find.
21776 (set_used_smts): Fix formatting.
21777 (compute_points_to_sets): Updated for new functions.
21778 (ipa_pta_execute): Ditto.
21780 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21781 Richard Sandiford <richard@codesourcery.com>
21783 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21785 * calls.c (expand_call): If the return value is a PARALLEL,
21786 extract its first member.
21787 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21788 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21789 use FUNCTION_EXTRA_EPILOGUE.
21790 (m68k_function_value): Return a PARALLEL if the return value
21791 is of a pointer type.
21792 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21793 (FUNCTION_EXTRA_EPILOGUE): Remove.
21794 * config/m68k/m68k.md (D0_REG): New constant.
21796 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21798 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21799 output a NOP for empty epilogues.
21801 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21803 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21804 before function. Extend register save check to include all
21805 registers, not just integer ones.
21807 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21809 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21810 (m68k_use_return_insn): ...this.
21811 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21812 * config/m68k/m68k.c (use_return_insn): Rename to...
21813 (m68k_use_return_insn): ...this.
21814 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21815 of USE_RETURN_INSN.
21817 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21819 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21820 nearest even, fix denormal rounding overflow.
21822 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21824 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21825 f%$smove and f%$move.
21826 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21827 (extendsfdf2_cf): Use fdmove instead of f%&move.
21828 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21829 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21831 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21833 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21836 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21838 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21839 (coldfire_single_format): Declare.
21840 (coldfire_double_format): Likewise.
21841 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21842 of qnan_msb_set to determine the lower bits of a canonical
21844 (encode_ieee_double): Likewise.
21845 (encode_ieee_quad): Likewise.
21846 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21847 (mips_single_format): Likewise.
21848 (ieee_double_format): Likewise.
21849 (mips_double_format): Likewise.
21850 (ieee_extended_motorola_format): Likewise.
21851 (ieee_extended_intel_96_format): Likewise.
21852 (ieee_extended_intel_128_format): Likewise.
21853 (ieee_extended_intel_96_round_53_format): Likewise.
21854 (ibm_extended_format): Likewise.
21855 (mips_extended_format): Likewise.
21856 (ieee_quad_format): Likewise.
21857 (mips_quad_format): Likewise.
21858 (vax_f_format): Likewise.
21859 (vax_d_format): Likewise.
21860 (vax_g_format): Likewise.
21861 (i370_single_format): Likewise.
21862 (i370_double_format): Likewise.
21863 (decimal_single_format): Likewise.
21864 (decimal_double_format): Likewise.
21865 (decimal_quad_format): Likewise.
21866 (c4x_single_format): Likewise.
21867 (c4x_extended_format): Likewise.
21868 (real_internal_format): Likewise.
21869 (coldfire_single_format): New real_format.
21870 (coldfire_double_format): Likewise.
21871 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21872 canonical_nan_lsbs_set.
21873 (pdp11_d_format): Likewise.
21874 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21875 if TARGET_COLDFIRE_CPU.
21877 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21879 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21880 (output_call, m68k_legitimize_call_address): Declare.
21881 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21882 parenthesees. Add support for a 'W' constraint.
21883 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21884 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21885 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21886 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21888 (override_options): Initialize them. Do not set flag_no_function_cse
21889 for TARGET_ID_SHARED_LIBRARY.
21890 (m68k_output_pic_call): Delete.
21891 (m68k_legitimize_call_address): New function.
21892 (print_operand): Remove the %o prefix. Handle the %p prefix.
21893 (output_call): New function.
21894 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21895 target address from the GOT if symbolic jumps are not allowed.
21896 * config/m68k/m68k.md (call, general_operand): Do not set
21897 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21898 Merge separate flag_pic and !flag_pic define_insns into...
21899 (*call, *call_value): ...these new patterns. Match the address
21900 rather than the containing MEM and require it to be a call_operand.
21901 Use output_call to generate the asm template.
21902 * config/m68k/predicates.md (const_call_operand): New predicate.
21903 (call_operand): Likewise.
21905 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21907 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21908 (STACK_GROWS_DOWNWARD): Define to 1.
21909 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21910 comments, emphasizing that these values are only defaults.
21911 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21912 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21914 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21916 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21918 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21919 Richard Sandiford <richard@codesourcery.com>
21921 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21922 (FP_REGNO_P): New macros.
21923 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21924 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21925 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21926 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21928 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21930 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21931 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21933 * config/m68k/t-floatlib: New file, extracting common code from...
21934 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21935 * config/m68k/t-uclinux: Here.
21936 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21937 routines on ColdFire targets.
21939 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21941 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21942 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21943 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21944 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21945 explicitly set MOTOROLA to 1.
21946 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21948 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21949 Nathan Sidwell <nathan@codesourcery.com>
21951 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21952 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21953 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21954 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21955 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21956 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21957 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21958 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21959 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21960 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21961 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21962 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21963 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21964 (DBX_REGISTER_NUMBER): Delete.
21965 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21966 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21967 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21969 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21971 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21972 * config/flat.h: New file.
21973 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21974 OBJECT_FORMAT_FLAT.
21975 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21976 indirect references for -msep-data or -mid-shared-library.
21977 Do not use PC-relative code addresses either.
21978 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21980 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21981 for shared libraries and crt1.o for executables. Use crti.o and
21983 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21984 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21985 Do not add -elf2flt or -shared-lib-id options here.
21986 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21987 Pass -shared-lib-id if -mid-shared-library, taking the library
21988 identifier from -mshared-library-id if given, otherwise
21990 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21991 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21992 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21993 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21994 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21995 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21997 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21998 jump sequence for ISA A and ISA A+.
21999 (PICJUMP): Likewise.
22001 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22003 * config.gcc (m68k-*-uclinux*): Base the port on the common
22004 and m68k GNU/Linux files rather than on the generic ELF ones.
22005 * config/m68k/uclinux.h (TARGET_VERSION): Override.
22006 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
22008 2007-01-18 Julian Brown <julian@codesourcery.com>
22009 Richard Sandiford <richard@codesourcery.com>
22011 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
22012 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22013 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
22015 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
22016 80 unconditionally.
22017 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22019 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22021 * doc/install.texi: Document m68k-uclinuxoldabi.
22022 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
22023 * config/m68k/uclinux-oldabi.h: New file, copied from
22024 config/m68k/uclinux.h.
22026 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
22028 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
22029 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
22030 (m32r_compute_frame_size): Use unsigned for regno.
22031 (m32r_reload_lr): Use gen_frame_mem.
22033 (m32r_output_function_epilogue): Don't output the function epilogue
22035 (m32r_expand_epilogue): New.
22036 (direct_return): Return false if the function has the interrupt
22038 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22039 * config/m32r/m32r.md (epilogue): New expander.
22040 (return_lr, return_rte): New insns.
22041 (return): Make it expander.
22042 (return_normal): New expander.
22044 2007-01-18 Josh Conner <jconner@apple.com>
22047 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22048 support for UNLE, UNLT, UNGE, and UNGT.
22050 2007-01-18 Jan Hubicka <jh@suse.cz>
22052 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22053 * tree-tailcall (add_virtual_phis): Likewise.
22054 (optimize_tail_call): Return TODOs.
22055 (execute_tail_calls): Return TODOs.
22056 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22057 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22059 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22060 Cleanup cfg using TODO.
22061 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22062 * passes.c (execute_function_todo): When cleanup did something, remove
22064 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22065 (make_edges): Don't cleanup_cfg.
22067 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
22069 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
22070 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
22071 operate on the top of stack.
22072 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
22073 register handling of instructions that output to the second
22075 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
22076 (move_for_stack_reg): Special-case check for dead destination
22077 stack slot for constant load of 1.0 inside UNSPEC_TAN.
22079 * config/i386/i386.md (UNSPEC_TAN): New constant.
22080 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
22081 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
22082 to correctly model move of constant 1.0 to top stack slot.
22083 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
22084 (unnamed peephole2 pattern): Remove corresponding peephole2
22085 pattern that optimizes tan insn and loading of constant 1.0.
22086 (tanxf2): Use fptanxf4_i387.
22087 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
22088 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
22089 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22090 disable patterns for SSE math.
22091 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
22092 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
22094 2007-01-18 Dirk Mueller <dmueller@suse.de>
22095 Richard Guenther <rguenther@suse.de>
22098 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
22099 * common.opt (Warray-bounds): Add new warning option.
22100 * c-opts.c (c_common_handle_option): Define -Warray-bounds
22102 * Makefile.in: make tree-vrp.o depend on toplev.h
22103 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
22105 (check_array_refs, check_array_bounds, check_array_ref): New.
22107 2007-01-18 Jan Hubicka <jh@suse.cz>
22109 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
22110 (execute_ssa_ccp): Return flags conditionally.
22111 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
22113 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
22115 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
22117 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
22118 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
22120 * Makefile.c (GTFILES): Add cfglayout.h.
22121 * gengtype.c (open_base_files): Likewise.
22122 * cfglayout.c (cfg_layout_function_footer,
22123 cfg_layout_function_header) Reindent to make gengtype happy.
22124 * cfglayout.h (cfg_layout_function_footer,
22125 cfg_layout_function_header): Add GTY(()) marker.
22127 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
22129 2007-01-18 Ben Elliston <bje@au.ibm.com>
22131 * genautomata.c (write_automata): Include xstrerror output in the
22132 error message if writing the DFA description file fails.
22134 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
22136 * config/mips/mips-protos.h (mips_output_external): Make it
22138 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
22139 * config/mips/mips.c (irix_output_external_libcall): Likewise.
22140 (extern_list): Likewise.
22141 (extern_head): Likewise.
22142 (TARGET_ASM_FILE_END): Likewise.
22143 (mips_file_end): Likewise.
22144 (mips_output_external): Rewritten.
22146 2007-01-18 Ben Elliston <bje@au.ibm.com>
22148 * genpreds.c (write_insn_preds_c): Only write out the function
22149 body for regclass_for_constraint if we have register constraints.
22151 2007-01-17 Tom Tromey <tromey@redhat.com>
22153 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
22154 * doc/install.texi (Testing): Use sourceware.org.
22155 (Binaries): Likewise.
22156 (Specific): Likewise.
22157 * doc/contrib.texi (Contributors): Use sourceware.org.
22159 2007-01-17 Anatoly Sokolov <aesok@post.ru>
22161 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
22162 (AVR_ENHANCED): Rename to ...
22163 (AVR_HAVE_MUL): ... new.
22164 (avr_enhanced_p): Rename to ...
22165 (avr_have_mul_p): ... new.
22166 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
22167 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
22168 * config/avr/avr.c (avr_enhanced_p): Rename to ...
22169 (avr_have_mul_p): ... new.
22170 (base_arch_s): Rename 'enhanced' to 'have_mul'.
22171 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
22172 'avr_enhanced_p' and 'enhanced'.
22173 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
22174 AVR_HAVE_MUL instead of AVR_ENHANCED.
22175 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22176 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
22177 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
22178 instead of AVR_ENHANCED.
22179 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22180 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
22181 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
22183 2007-01-17 Ian Lance Taylor <iant@google.com>
22185 * vec.h (VEC_reserve_exact): Define.
22186 (vec_gc_p_reserve_exact): Declare.
22187 (vec_gc_o_reserve_exact): Declare.
22188 (vec_heap_p_reserve_exact): Declare.
22189 (vec_heap_o_reserve_exact): Declare.
22190 (VEC_OP (T,A,reserve_exact)): New static inline function, three
22192 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
22193 negative parameter.
22194 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
22195 (VEC_OP (T,A,copy)) [all versions]: Likewise.
22196 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
22197 * vec.c (calculate_allocation): Add exact parameter. Change all
22199 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
22200 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
22201 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
22202 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
22203 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
22204 (vec_heap_p_reserve_exact): New function.
22205 (vec_heap_o_reserve_exact): New function.
22207 2007-01-17 Jan Hubicka <jh@suse.cz>
22209 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
22211 2007-01-17 Eric Christopher <echristo@apple.com>
22213 * config.gcc: Support core2 processor.
22215 2007-01-16 Jan Hubicka <jh@suse.cz>
22217 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
22218 the names, just unlink the chain so we don't crash on dangling
22222 2007-01-16 Jan Hubicka <jh@suse.cz>
22224 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
22225 * tree-pass.h: Reorder to make IPA passes appear toegher.
22226 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
22228 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
22229 parameters, do not call early inliner.
22230 * ipa-inline.c: Update comments. Include tree-flow.h
22231 (cgraph_decide_inlining): Do not compute inlining parameters.
22232 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
22233 be called with function context set up.
22234 (pass_ipa_inline): Remove unreachable functions before pass.
22235 (cgraph_early_inlining): Simplify assuming to be called from the
22237 (pass_early_inline): New pass.
22238 (cgraph_gate_ipa_early_inlining): New gate.
22239 (pass_ipa_early_inline): Turn into simple wrapper.
22240 (compute_inline_parameters): New function.
22241 (gate_inline_passes): New gate.
22242 (pass_inline_parameters): New pass.
22243 (apply_inline): Move here from tree-optimize.c
22244 (pass_apply_inline): New pass.
22245 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
22247 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
22248 doing them by hand.
22249 (tree_function_versioning): Do not allocate dummy struct function.
22250 * tree-inline.h (optimize_inline_calls): Update prototype.
22251 * tree-optimize.c (execute_fixup_cfg): Export.
22252 (pass_fixup_cfg): Remove
22253 (tree_rest_of_compilation): Do not apply inlines.
22254 * tree-flow.h (execute_fixup_cfg): Declare.
22255 * Makefile.in (gt-passes.c): New.
22256 * passes.c: Include gt-passes.h
22257 (init_optimization_passes): New passes.
22258 (nnodes, order): New static vars.
22259 (do_per_function_toporder): New function.
22260 (execute_one_pass): Dump current pass here.
22261 (execute_ipa_pass_list): Don't dump current pass here.
22263 2007-01-16 Janis Johnson <janis187@us.ibm.com>
22265 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
22266 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
22268 2007-01-16 David Edelsohn <edelsohn@gnu.org>
22270 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
22271 (strong_alias): Define.
22272 (__gcc_qmul): Provide non-FMA for soft-float.
22273 (__gcc_qdiv): Same.
22278 (__gcc_qunord): New.
22288 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
22289 soft-float functions.
22290 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
22291 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
22292 about long double soft float.
22294 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
22295 Tehila Meyzels <tehila@il.ibm.com>
22297 * tree-vectorizer.h (is_pattern_stmt_p): New.
22298 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
22299 formatting (tabs instead of spaces). Cleanup and clarify setting
22300 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
22301 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
22302 (vectorizable_type_demotion): Check that types are integral.
22303 (vectorizable_type_promotion): Likewise.
22304 (vectorizable_store): Fix typo. Eliminate new-line at end of
22307 2007-01-16 Jan Hubicka <jh@suse.cz>
22309 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
22312 2007-01-15 Eric Christopher <echristo@apple.com>
22314 * ifcvt.c: Include vec.h, vecprim.h.
22315 (check_cond_move_block): New argument regs.
22316 Reorganize. Add registers used to regs.
22317 (cond_move_process_if_block): Use regs set above as
22320 2007-01-15 Eric Christopher <echristo@apple.com>
22322 * config/darwin.h: Update copyright.
22323 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22324 (LINK_COMMAND_SPEC): Add -u.
22325 (LINK_SPEC): Fix umbrella for above.
22327 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22329 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22332 2007-01-15 Tom Tromey <tromey@redhat.com>
22334 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22335 * doc/install.texi (Testing): Don't mention jacks.
22336 (Configuration): Document --enable-java-maintainer-mode. Move
22337 --with-java-home to libgcj-specific section. Document
22339 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22341 2007-01-15 Jan Hubicka <jh@suse.cz>
22343 * tree-ssa-dce.c (DCE_TODOs): New.
22344 (propagate_necessity): Return if something changed.
22345 (eliminate_unnecessary_stmts): Likewise.
22346 (perform_tree_ssa_dce): Return TODO flags when needed.
22347 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22349 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22351 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22352 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22353 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22354 patterns using X87MODEF12 mode macro. Extend operand 1
22355 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22356 (log10<mode>2): Ditto.
22357 (log2<mode>2): Ditto.
22358 (log1p<mode>2): Ditto.
22359 (logb<mode>2): Ditto.
22360 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22361 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22362 (*fxtractxf3_i387): Rename from *fxtractxf3.
22363 (fxtract_extend<mode>xf3_i387): New insn pattern.
22364 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22365 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22366 and gen_fyl2xxf3_i387().
22368 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22370 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22371 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22372 get_loop_exit_edges. Changed return type to bool.
22373 * cfgloop.h (fix_loop_placement): Declaration removed.
22375 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22377 * param.h (MIN_VECT_LOOP_BOUND): New.
22378 * params.def (MIN_VECT_LOOP_BOUND): New.
22379 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22380 argument - minimum threshold for number of iterations.
22381 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22382 argument to declaration.
22383 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22384 MIN_VECT_LOOP_BOUND.
22385 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22386 slpeel_tree_peel_loop_to_edge with additional argument.
22387 (vect_do_peeling_for_alignment): Likewise.
22388 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22390 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22393 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22394 operands of size 1.
22396 2007-01-14 Jan Hubicka <jh@suse.cz>
22398 * tree-dfa.c (remove_referenced_var): New function.
22399 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22400 prune referenced vars list too.
22401 * tree-flow.h (remove_referenced_var): Declare.
22403 2007-01-14 Jan Hubicka <jh@suse.cz>
22405 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22407 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22408 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22409 * except.h (verify_eh_throw_table_statements): Kill prototype.
22410 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22411 into call exrepssions.
22412 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22414 * tree-cfg.c: Include pointer-set.h.
22415 (verify_node_sharing): Work on pointer set.
22416 (verify_eh_throw_stmt_node): New.
22417 (verify_stmts): Use pointers sets, verify throw_stmt.
22419 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22421 * ipa-reference.c (analyze_function): Consider also addresses taken
22424 2007-01-12 Roger Sayle <roger@eyesopen.com>
22426 * c-typeck.c (null_pointer_constant_p): Replace use of
22427 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22428 (build_c_cast): Likewise.
22430 2007-01-12 Roger Sayle <roger@eyesopen.com>
22432 * tree.h (force_fit_type_double): Remove unused final argument.
22433 * c-common.c (constant_expression_warning): Replace use of
22434 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22435 (convert_and_check): Likewise.
22436 (shorten_compare): Update call to force_fit_type_double.
22437 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22438 * convert.c (convert_to_pointer): Update call to
22439 force_fit_type_double.
22440 * fold-const.c (force_fit_type_double): Remove overflowed_const
22442 (int_const_binop, fold_convert_const_int_from_int,
22443 fold_convert_const_int_from_real, fold_div_compare,
22444 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22445 fold_abs_const, fold_not_const): Remove the final argument from
22446 calls to force_fit_type_double.
22448 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22450 * configure.ac: Set insn to "nop" for spu-*-* also.
22451 * configure: Regenerate.
22453 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22455 * builtins.def : Add BUILT_IN_FREE.
22457 2007-01-12 Jan Hubicka <jh@suse.cz>
22459 PR tree-optimization/30443
22460 * tree-inline.c (tree_function_versioning): Do not optimize when
22461 cloning for inlining.
22463 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22465 * doc/loop.texi: Document recording of loop exits.
22466 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22467 (update_single_exits_after_duplication,
22468 update_single_exit_for_duplicated_loop,
22469 update_single_exit_for_duplicated_loops): Removed.
22470 (duplicate_loop_to_header_edge): Do not call
22471 update_single_exits_after_duplication and
22472 update_single_exit_for_duplicated_loops.
22473 (loop_version): Do not update single_exit information.
22474 (fix_loop_structure): Use record_loop_exits instead of
22475 mark_single_exit_loops.
22476 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22477 the lists of loop exits.
22478 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22479 split_edge, merge_blocks): Update the lists of loop exits.
22480 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22481 loop_optimizer_init.
22482 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22483 of mark_single_exit_loops.
22484 (loop_optimizer_finalize): Call release_recorded_exits.
22485 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22486 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22487 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22488 update single exit information.
22489 * lambda-code.c (perfect_nestify): Ditto.
22490 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22491 (mark_single_exit_loops): Removed.
22492 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22493 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22494 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22496 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22497 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22498 (verify_loop_structure): Verify consistency of the exit lists.
22499 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22500 (set_single_exit): Removed.
22501 * cfgloop.h (struct loop_exit): New function.
22502 (struct loop): single_exit_ field replaced by exits field.
22503 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22504 LOOPS_HAVE_RECORDED_EXITS.
22505 (struct loops): Added exits hash.
22506 (mark_single_exit_loops, set_single_exit): Declaration removed.
22507 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22509 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22511 * doc/invoke.texi: Avoid use of @headitem.
22513 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22515 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22517 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22519 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22522 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22523 Richard Sandiford <richard@codesourcery.com>
22525 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22526 * config/m68k/m68k.opt: Resort options.
22527 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22529 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22530 Richard Sandiford <richard@codesourcery.com>
22532 * doc/invoke.texi: Document the macros that are defined by
22533 m68k's -mtune and -mhard-float options.
22534 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22535 (m68k_cpp_cpu_family): Likewise.
22536 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22537 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22538 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22539 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22540 (m68k_cpp_cpu_family): Likewise.
22542 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22544 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22545 macros besides mc68000 as tuning macros. Use a switch statement
22546 to set them and mcpu32.
22548 2007-01-12 Julian Brown <julian@codesourcery.com>
22550 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22551 (TARGET_68040_ONLY): Rename to...
22552 (TARGET_68040): ...this.
22553 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22554 * config/m68k/m68k.md: Likewise.
22556 2007-01-12 Julian Brown <julian@codesourcery.com>
22557 Nathan Sidwell <nathan@codesourcery.com>
22558 Richard Sandiford <richard@codesourcery.com>
22560 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22561 the -mcpu= argument associated with the --with-cpu setting.
22562 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22563 if different from the one implied by the -mcpu setting.
22564 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22565 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22566 * doc/invoke.texi: Mention ColdFire in the introduction to the
22567 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22568 -mno-div and -mhard-float options. Make -m68881 a synonym for
22569 -mhard-float. Document the previously-undocumented -m5206e,
22570 -m528x, -m5307 and -m5407 options. Tweak the existing option
22571 documentation for consistency.
22572 * doc/install.texi: Mention new --with-cpu arguments.
22573 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22574 default CPU if neither -mcpu nor -march are specified.
22575 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22576 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22577 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22578 using m68k_tune to decide between families that implement the
22579 same ISA. Use m68k_tune to set __mcfv4e__.
22580 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22581 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22582 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22583 (FL_ISA_C, FL_ISA_MMU): New macros.
22584 (MASK_COLDFIRE): Delete.
22585 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22586 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22587 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22588 (TARGET_HARD_FLOAT): Do not define here.
22589 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22590 (TUNE_68000): New macro.
22591 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22592 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22593 (TUNE_CFV2): Redefine in terms of m68k_tune.
22594 (uarch_type, target_device, fpu_type): New enums.
22595 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22596 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22597 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22598 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22599 (FL_FOR_isa_c): New macros.
22600 (m68k_isa): New enum.
22601 (m68k_target_selection): New structure.
22602 (all_devices, all_isas, all_microarchs): New tables.
22603 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22604 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22605 (MASK_ALL_CPU_BITS): Delete.
22606 (m68k_find_selection): New function.
22607 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22608 Map the legacy target options to a combination of the new ones.
22609 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22610 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22611 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22613 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22614 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22616 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22617 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22618 * config/m68k/m68k-devices.def: New file.
22620 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22621 Nathan Sidwell <nathan@codesourcery.com>
22623 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22624 (SUBTARGET_EXTRA_SPECS): New macros.
22625 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22626 use %(asm_cpu_spec) instead.
22627 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22628 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22629 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22630 (EXTRA_SPECS): Rename to...
22631 (SUBTARGET_EXTRA_SPECS): ...this.
22633 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22634 Richard Sandiford <richard@codesourcery.com>
22635 Julian Brown <julian@codesourcery.com>
22637 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22638 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22639 to the configuration's default CPU.
22640 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22641 Remove default masks.
22642 (m680[012]0-*-*): Set the default with_cpu to the first part of
22644 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22645 (m68k*-*-linux): Extend the --with-cpu handling to...
22646 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22647 and m68010. Don't set target_cpu_default2.
22648 * doc/install.texi: Document --with-cpu for m68k.
22649 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22650 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22651 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22652 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22653 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22654 (ASM_SPEC): Remove use of %(asm_cpu_default).
22655 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22656 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22657 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22658 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22659 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22660 (TARGET_DEFAULT): Delete.
22661 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22662 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22663 (CPP_CPU_SPEC): Delete.
22664 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22665 the appropriate string.
22666 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22667 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22668 (ASM_SPEC): Don't use %(asm_default_spec).
22669 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22670 TARGET_DEFAULT and add MASK_68881.
22671 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22673 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22675 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22676 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22677 MASK_68010 alongside MASK_68020.
22678 * doc/invoke.texi: Document -m68010.
22679 * config/m68k/m68k.opt (m68010): New.
22680 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22682 (TUNE_68010): New macro.
22683 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22684 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22685 (M68K_CPU_m68332): Add MASK_68010.
22686 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22687 fallback definition.
22688 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22690 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22691 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22692 to all entries that use MASK_68020.
22693 (output_move_simode_const, output_move_himode, output_move_qimode)
22694 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22695 instead of TARGET_68020 to select clr behavior. Remove comment
22696 about there being no TARGET_68010.
22697 * config/m68k/m68k.md: Likewise throughout.
22699 2007-01-12 Julian Brown <julian@codesourcery.com>
22701 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22702 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22703 * config/m68k/m68k.md: Likewise.
22705 2007-01-12 Julian Brown <julian@codesourcery.com>
22707 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22708 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22710 2007-01-12 Julian Brown <julian@codesourcery.com>
22712 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22713 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22714 * config/m68k/m68k.md: Likewise.
22716 2007-01-12 Julian Brown <julian@codesourcery.com>
22717 Richard Sandiford <richard@codesourcery.com>
22719 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22720 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22721 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22723 (TARGET_CPU32): Rename to...
22724 (TUNE_CPU32): ...this.
22725 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22726 (TUNE_CFV2): New macros.
22727 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22728 remove conditions that are implied by TARGET_68020.
22729 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22730 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22731 (m68k_output_function_epilogue): Likewise.
22732 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22733 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22734 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22735 non-68000 timings. Refactor multiplication and division costs.
22736 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22737 TUNE_CPU32 instead of TARGET_CPU32.
22738 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22739 and TUNE_68060 instead of TARGET_68060.
22740 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22741 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22743 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22744 && !TARGET_COLDFIRE" to choose between moveq and clr.
22745 Likewise in the unnamed movsf pattern.
22746 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22747 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22750 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22752 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22753 of tabbing before backslashes.
22755 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22757 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22758 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22759 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22761 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22763 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22764 find_interesting_uses_cond.
22765 (find_interesting_uses_cond): Use extract_cond_operands.
22766 (rewrite_use_compare): Use extract_cond_operands and
22767 force_gimple_operand_bsi. Do not call update_stmt.
22768 (determine_use_iv_cost_condition): Use extract_cond_operands.
22769 Return cheaper of using original bound and changing the exit bound.
22771 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22773 PR tree-optimization/29516
22774 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22775 most_expensive_mult_to_index, addr_to_parts,
22776 create_mem_ref, maybe_fold_tmr): Make the type of
22777 fields of TARGET_MEM_REF sizetype.
22778 (move_fixed_address_to_symbol, move_pointer_to_base):
22780 * tree.def (TARGET_MEM_REF): Add comment on types of
22783 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22785 * c-common.c (vector_types_convertible_p): Treat opaque types as
22786 always convertible if they have the same size, but not otherwise.
22788 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22790 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22791 Remove the b_unconditional field.
22792 (noce_try_sign_mask): Do not look at b_unconditional.
22793 (noce_process_if_block): Do not use merge_if_blocks. Update
22794 the CFG here. Do not set b_unconditional.
22795 (cond_move_process_if_block): Likewise.
22796 (find_cond_trap): Likewise.
22797 (check_cond_move_block): Require simple jump insns at the end
22798 of the basic block.
22800 2007-01-11 Jan Hubicka <jh@suse.cz>
22802 PR tree-optimization/1046
22803 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22804 when alias info is not ready.
22805 (pass_tail_recursion): Do not require aliasing.
22806 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22807 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22808 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22809 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22810 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22811 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22812 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22814 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22815 When aliasing is not build, mark statement as volatile.
22817 2007-01-11 Tom Tromey <tromey@redhat.com>
22819 PR preprocessor/15185, PR preprocessor/20989:
22820 * doc/cppopts.texi <-MT>: Update description of algorithm for
22821 computing default target.
22822 <-M, -MD>: Reword "basename" text.
22824 2007-01-11 Roger Sayle <roger@eyesopen.com>
22826 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22827 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22828 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22829 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22830 fold_builtin_bswap, real_constp, fold_builtin_pow,
22831 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22832 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22833 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22834 * convert.c (convert_to_pointer): Likewise.
22835 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22836 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22837 const_binop, fold_convert_const_int_from_int,
22838 fold_convert_const_int_from_real,
22839 fold_convert_const_real_from_real, sign_bit_p,
22840 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22841 fold_sign_changed_comparison, fold_unary, fold_comparison,
22842 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22843 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22844 * print-tree.c (print_node_brief, print_node): Likewise.
22845 * stor-layout.c (place_field, layout_type): Likewise.
22846 * tree-chrec.c (keep_cast): Likewise.
22847 * tree.c (build_vector, build_real, build_real_from_int_cst,
22848 build_complex): Likewise.
22850 2007-01-11 Roger Sayle <roger@eyesopen.com>
22852 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22853 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22855 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22857 * configure.ac (strict1_warn): Rename to strict_warn.
22858 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22859 cc_set_by_configure, quoted_cc_set_by_configure,
22860 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22861 all_boot_languages, all_stagestuff): Remove.
22862 (target_list): Remove bootstrap targets.
22863 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22864 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22865 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22866 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22867 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22868 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22869 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22870 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22871 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22872 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22873 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22874 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22875 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22876 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22877 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22878 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22879 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22880 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22881 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22882 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22883 (mostlyclean): Adjust.
22884 (clean, distclean): Don't mention bootstrap stuff.
22885 * configure: Regenerate.
22886 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22887 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22888 treelang/config-lang.in (stagestuff): Remove.
22889 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22890 stageprofile, stagefeedback, stagestuff): Remove mention.
22892 2007-01-11 Nick Clifton <nickc@redhat.com>
22894 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22896 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22897 (mcore_arith_K_S_operand): Run the test for the S constraint not
22898 the test for the M constraint.
22899 (mcore_addsub_operand): Do not accept integer values that are
22900 larger than 32 bits.
22901 * config/mcore/mcore.md: Remove unused constraints from split.
22902 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22903 (addsi3): Likewise.
22904 (allocate_stack): Likewise.
22905 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22906 operands to 32 bits.
22907 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22909 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22910 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22911 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22912 mcore_output_bclri, mcore_output_andn, output_inline_const,
22913 mcore_output_move, mcore_output_movedouble): Likewise.
22914 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22915 (output_inline_const): Likewise.
22916 (output_inline_const): Fix format strings used in sprintf
22918 * config/mcore/mcore-protos.h: Update prototypes for changed
22919 functions in mcore.c.
22920 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22921 HOST_WIDE_INT and not int.
22922 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22923 CONST_OK_FOR_N): Likewise.
22924 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22925 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22928 2007-01-10 Jan Hubicka <jh@suse.cz>
22930 * tree-vrp.c (remove_range_assertions): Release defs.
22931 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22932 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22934 2007-01-10 Paul Brook <paul@codesourcery.com>
22936 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22937 * config/arm/arm.md (mulsi3subsi): New insn.
22939 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22941 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22942 (tree_transform_and_unroll_loop): New.
22943 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22946 2007-01-10 Robert Kennedy <jimbob@google.com>
22948 * fold-const.c (fold_comparison): Fold comparisons like (x *
22949 1000 < 0) to (x < 0).
22951 2007-01-10 Ian Lance Taylor <iant@google.com>
22953 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22954 operands have the same priority.
22956 2007-01-10 Tom Tromey <tromey@redhat.com>
22958 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22959 (fold_binary): Likewise.
22960 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22961 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22962 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22963 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22964 * langhooks.h (struct lang_hooks): Removed field
22965 'can_use_bit_fields_p'.
22967 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22969 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22971 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22973 * function.c (get_last_funcdef_no): New function.
22974 * function.h (get_last_funcdef_no): Declare.
22975 * tree-inline.c (initialize_cfun): Add initialization.
22976 (tree_function_versioning): Cleanup.
22978 2007-01-10 Jan Hubicka <jh@suse.cz>
22980 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22983 2007-01-10 Sa Liu <saliu@de.ibm.com>
22984 Ben Elliston <bje@au.ibm.com>
22986 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22987 for SAVE_NONLOCAL and Pmode for any other save level.
22988 * spu-protos.h (spu_restore_stack_block): Declare.
22989 * spu.md (save_stack_block): Remove.
22990 (restore_stack_block): Call spu_restore_stack_block.
22991 * spu.c (spu_restore_stack_block): New function.
22992 (spu_expand_epilogue): Remove old comment.
22994 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22996 PR tree-optimization/30322
22997 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22998 (cand_value_at): Return the value as aff_tree.
22999 (may_eliminate_iv): Convert the bound from aff_tree to tree.
23000 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
23001 aff_combination_mult): New functions.
23002 (aff_combination_add): Use aff_combination_add_cst.
23003 (aff_combination_convert): Allow conversions to a wider type.
23004 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
23005 * tree-affine.h (aff_combination_mult): Declare.
23007 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
23009 * doc/tm.texi: Update documentation to reflect reality of exec
23010 and start file search behaviours. Update copyright year.
23011 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
23012 header file directories.
23014 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
23016 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
23017 (*cosxf2): Rename to cosxf2_i387.
23018 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
23019 using X87MODEF12 mode macro. Rename patterns to
23020 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
23022 (*cosdf2, *cossf2): Ditto.
23023 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
23024 to match extended input operands.
23025 (sincos<mode>3): New expander.
23026 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
23027 insn patterns and corresponding splitters.
23029 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
23031 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
23032 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
23034 2007-01-09 Nicolas Pitre <nico@cam.org>
23037 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23039 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23041 * target.h (struct gcc_target): New field library_rtti_comdat.
23042 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23043 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23044 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23045 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23047 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23049 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23051 2007-01-08 Richard Guenther <rguenther@suse.de>
23053 * tree.h (force_fit_type_double): Export.
23054 (force_fit_type): Remove.
23055 * fold-const.c (force_fit_type_double): New function.
23056 (force_fit_type): Remove.
23057 (int_const_binop): Use it.
23058 (fold_convert_const_int_from_int): Likewise.
23059 (fold_convert_const_int_from_real): Likewise.
23060 (fold_div_compare): Likewise.
23061 (fold_sign_changed_comparison): Likewise.
23062 (fold_unary): Likewise.
23063 (fold_negate_const): Likewise.
23064 (fold_abs_const): Likewise.
23065 (fold_not_const): Likewise.
23066 * c-common.c (shorten_compare): Use force_fit_type_double.
23067 * convert.c (convert_to_pointer): Likewise.
23069 2007-01-08 Richard Guenther <rguenther@suse.de>
23071 * tree.h (build_int_cst_wide_type): Export.
23072 * tree.c (build_int_cst_wide_type): New function.
23073 (build_int_cst_wide): Fix comment.
23074 * builtins.c (fold_builtin_object_size): Use build_int_cst
23075 to build -1 or 0 of the correct type. Use fit_double_type
23076 to check for overflow.
23077 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
23079 (decode_field_reference): Likewise.
23080 (all_ones_mask_p): Likewise.
23081 (native_interpret_int): Use build_int_cst_wide_type.
23082 (fold_binary): Use build_int_cst_type to build an all-ones
23084 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
23086 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
23088 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
23090 2007-01-09 Ben Elliston <bje@au.ibm.com>
23092 * genautomata.c (STATS_OPTION): New option.
23093 (stats_flag): New flag.
23094 (gen_automata_option): Handle it.
23095 (initiate_automaton_gen): Ditto.
23096 (write_automata): Output statistics only if stats_flag is
23097 set. Likewise, output time statistics only if time_flag is set.
23098 * doc/md.texi (Processor pipeline description): Document new flag.
23100 2007-01-08 Richard Guenther <rguenther@suse.de>
23102 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
23103 * tree.c (build_int_cst_type): Likewise.
23104 (size_in_bytes): Don't call force_fit_type on the result.
23105 (int_fits_type_p): Use fit_double_type.
23106 * fold-const.c (fit_double_type): New function.
23107 (force_fit_type): Use it.
23108 * tree.h (fit_double_type): Export.
23110 2007-01-08 Jan Hubicka <jh@suse.cz>
23112 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
23113 * ipa.c (function_and_variable_visibility): Fix return type.
23115 2007-01-08 Richard Guenther <rguenther@suse.de>
23117 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
23118 of offset to build the index.
23119 * tree-pretty-print.c (dump_generic_node): Don't build negated
23120 const just for printing.
23121 * c-pretty-print.c (pp_c_integer_constant): Likewise.
23122 * builtins.c (fold_builtin_int_roundingfn): Check if result
23123 fits the type by using force_fit_type and comparing the result.
23124 * predict.c (predict_loops): Use compare_tree_int for comparison.
23125 * tree.c (build_int_cst): Fall back to integer_type_node for
23127 (build_int_cst_wide): Assert type is non-null.
23129 2007-01-08 Roberto Costa <roberto.costa@st.com>
23131 * tree-vrp.c (extract_range_from_cond_expr): New.
23132 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
23133 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
23135 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
23136 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
23137 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
23138 used as expressions.
23139 * tree-object-size.c (cond_expr_object_size): New.
23140 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
23142 2007-01-08 Jan Hubicka <jh@suse.cz>
23144 * tree-ssa-forwprop.c (forward_propagate_into_cond,
23145 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
23148 2007-01-08 Richard Guenther <rguenther@suse.de>
23150 PR tree-optimization/23603
23151 * tree-vrp.c (set_value_range_to_truthvalue): New function.
23152 (extract_range_from_binary): Fall back to truthvalue instead of
23153 varying for TRUTH_*_EXPR.
23154 (extract_range_from_comparison): Fall back to truthvalue instead of
23156 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
23157 if all visited PHI values were constant.
23159 2007-01-08 Jan Hubicka <jh@suse.cz>
23161 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
23162 (cgraph_analyze_function): break out from ...
23163 (cgraph_finalize_compilation_unit): ... here.
23164 (cgraph_expand_function): Remove forgoten commented out line.
23165 (cgraph_optimize): Analyze functions.
23167 2007-01-08 Jan Hubicka <jh@suse.cz>
23169 * tree-pas.h (TODO_remove_function): New flag.
23170 (TODO_update*): Renumber.
23171 (pass_ipa_increase_alignment,
23172 pass_ipa_function_and_variable_visibility): New passes.
23173 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
23174 (cgraph_function_and_variable_visibility): Move to ipa.c
23175 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
23176 cgraph_increase_alignment.
23177 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
23178 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
23179 calling tree-inline.
23180 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
23181 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
23182 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
23183 (gate_increase_alignment): New function.
23184 (pass_ipa_increase_alignment): New pass.
23185 * ipa.c: Inline tree-pass.h and timevar.h
23186 (function_and_variable_visibility): Move here from cgraphunit.c
23187 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
23188 * passes.c (init_optimization_passes): Add the two new passes.
23189 (execute_todo): Handle cgraph_remove_functions.
23191 2007-01-08 Nick Clifton <nickc@redhat.com>
23193 * config/frv/predicates.md (reg_or_0_operand): Accept
23196 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
23198 * config/bfin/rtems.h, config/bfin/t-rtems: New.
23199 * config.gcc: Add bfin*-rtems*.
23201 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23203 * c.opt: Add -flax-vector-conversions.
23204 * c-typeck.c (convert_for_assignment): Pass flag to
23205 vector_types_convertible_p to allow emission of note.
23206 (digest_init): Likewise.
23207 * c-opts.c: Handle -flax-vector-conversions.
23208 * c-common.c (flag_lax_vector_conversions): New.
23209 (vector_types_convertible_p): Unless -flax-vector conversions
23210 has been passed, disallow conversions between vectors with
23211 differing numbers of subparts and/or element types. If such
23212 a conversion is disallowed, possibly emit a note on the first
23213 occasion only to inform the user of -flax-vector-conversions.
23214 The new last argument specifies this.
23215 * c-common.h (flag_lax_vector_conversions): New.
23216 (vector_types_convertible_p): Add extra argument.
23217 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
23218 char_type_node for V*QI type vectors.
23219 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
23220 Update to satisfy new typechecking rules.
23221 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
23222 C and C++ variants.
23223 * doc/invoke.texi (C Dialect Options): Document
23224 -flax-vector-conversions.
23226 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23228 PR tree-optimization/29877
23229 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
23230 a register variable on the RHS to not be replaceable.
23232 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
23233 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
23234 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
23235 const_simm15, const_pow2, const_npow2): Added.
23236 * config/score/misc.md (insv, extv, extzv, movmemsi,
23237 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
23238 * config/score/score.c (score_address_cost, score_select_cc_mode):
23240 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
23241 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
23242 Update score_print_operand.
23243 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
23244 Adjust register allocate order and update some macro define.
23245 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
23246 mdx_block_move_straight, mdx_block_move_loop_head,
23247 mdx_block_move_loop_body, mdx_block_move_loop_foot,
23248 mdx_block_move_loop, mdx_block_move): Added.
23249 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
23250 mdp_limm): Updated and fix some bug and typo.
23251 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
23252 (movsf, movdf, doloop_end): Added.
23254 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
23256 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
23257 config/arm/thumb2.md: Fix comment typos.
23258 * doc/extend.texi: Fix a typo.
23260 2007-01-07 Eric Christopher <echristo@apple.com>
23262 * configure.ac: Check for __stack_chk_fail for darwin.
23263 * configure: Regenerate.
23265 2007-01-07 Richard Guenther <rguenther@suse.de>
23267 * tree-vrp.c (extract_range_from_assert): CSE calls to
23268 compare_values where possible.
23269 (extract_range_from_unary_expr): Likewise.
23271 2007-01-07 Anatoly Sokolov <aesok@post.ru>
23273 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
23274 * config/avr/avr.c (call_insn_operand): Delete function.
23275 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
23276 instead of register number. Use predicates.
23277 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
23278 call_insn_operand): Add.
23280 2007-01-06 Jan Hubicka <jh@suse.cz>
23282 * tree-pass.h (pass_build_cgraph_edges): Declare.
23283 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
23284 (visited_nodes): Remove.
23285 (cgraph_create_edges): Move to cgraphbuild.c; rename to
23286 build_cgrpah_edges; make visited_nodes local.
23287 (cgraph_process_new_functions): DO not call initialize_inline_failed.
23288 (record_references_in_initializer): Move to cgraphbuild.c
23289 (initialize_inline_failed, rebuild_cgraph_edges,
23290 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
23291 (verify_cgraph_node): Make visited_nodes local.
23292 (cgraph_analyze_function): Do not call cgraph_create_edges and
23293 initialize_inline_failed.
23294 (cgraph_expand_function): Do not call cgraph_lower_function;
23295 assert that function is already lowered.
23296 * Makefile.in (cgraphbuild.o): New.
23297 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
23298 at the end of lowering passes.
23300 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
23302 * ifcvt.c (cond_move_convert_if_block): New function, code
23303 factored out from...
23304 (cond_move_process_if_block): ...here. Call the new function
23305 on the THEN and ELSE blocks.
23306 (merge_if_block): Do not copy global_live_at_end, merge_blocks
23307 already takes care of this.
23309 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23312 * tree.h (TREE_OVERFLOW_P): New.
23313 * c-typeck.c (parser_build_unary_op): Warn only if result
23314 overflowed and operands did not.
23315 (parser_build_binary_op): Likewise.
23316 (convert_for_assignment): Remove redundant overflow_warning.
23317 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
23319 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23321 * c-typeck.c (store_init_value): Split over two lines to follow
23322 the GNU coding style.
23324 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23326 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23327 __GXX_EXPERIMENTAL_CXX0X__.
23328 * doc/cpp.texi: Same.
23330 2007-01-05 Richard Guenther <rguenther@suse.de>
23332 PR middle-end/27826
23333 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23334 with mismatched types. Instead explicitly build a
23335 conversion NOP_EXPR.
23337 2007-01-05 Ian Lance Taylor <iant@google.com>
23339 * c-common.c (decl_with_nonnull_addr_p): New function.
23340 (c_common_truthvalue_conversion): Call it.
23341 * c-typeck.c (build_binary_op): Likewise.
23342 * c-common.h (decl_with_nonnull_addr_p): Declare.
23344 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23347 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23350 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23352 * doc/install.texi (Final install): Document the fact that
23353 the GNAT runtime should not be stripped.
23355 2007-01-04 Jan Hubicka <jh@suse.cz>
23357 * tree-inline.c (fold_marked_statements): Update operand caches
23358 and EH after folding
23360 2007-01-04 Ian Lance Taylor <iant@google.com>
23362 * c-common.c (check_function_nonnull): Whitespace fix.
23364 2007-01-04 Jan Hubicka <jh@suse.cz>
23366 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23367 comitted older version of patch.
23368 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23369 function, celanup cfg and collect garbage.
23371 2007-01-04 Mike Stump <mrs@apple.com>
23373 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23376 2007-01-04 Eric Christopher <echristo@apple.com>
23378 * libgcc2.c (__bswapsi2): Use SItype.
23379 (__bswapdi2): Use DItype.
23380 * libgcc2.h: Update for above.
23382 2007-01-04 Paul Brook <paul@codesourcery.com>
23384 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23385 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23386 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23387 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23388 umulsi3_highpart): Make conditional on !arm_arch6.
23389 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23390 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23391 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23392 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23393 umulsi3_highpart_v6): New insns.
23395 2007-01-04 Roger Sayle <roger@eyesopen.com>
23397 * fold-const.c (fold_convert): When casting an expression to void,
23398 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23399 have a type. Instead of attempting to build a NOP_EXPR, return
23400 these "special" trees directly.
23402 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23404 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23405 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23406 rs6000_cost->fp not 0 as adjustment for outer NEG.
23408 2007-01-04 Jan Hubicka <jh@suse.cz>
23410 * cgraph.c (cgraph_release_function_body): New function.
23411 (cgraph_remove_node): Use it.
23412 * cgraph.h (cgraph_release_function_body): Declare.
23413 * cgraphunit.c (cgraph_expand_function): Use it.
23414 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23415 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23416 is initialized and while compilation of other function is running.
23417 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23418 statement CFG annotations from here to ...
23419 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23421 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23423 * cfgloop.h (enum li_flags): Make the constants powers of two.
23425 2007-01-04 Jan Hubicka <jh@suse.cz>
23427 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23429 (fold_marked_statements): New function.
23430 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23431 * tree-inline.h (copy_body_data): Add statements_to_fold.
23433 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23435 * config.gcc: Mention libgcc/config.host.
23436 * Makefile.in: Update comments mentioning libgcc.
23437 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23438 (all.cross, start.encap, rest.encap, rest.cross): Update
23439 dependencies for libgcc move.
23440 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23441 (clean-target, clean-target-libgcc): Delete.
23442 (srcdirify, GCC_EXTRA_PARTS): New macros.
23443 (libgcc-support, libgcc.mvars): New rules.
23444 (distclean): Remove mention of mklibgcc.
23445 (install): Don't reference INSTALL_LIBGCC.
23446 (install-common): Don't reference EXTRA_PARTS.
23447 (install-libgcc, install-multilib): Delete rules.
23448 * mklibgcc.in: Delete file.
23449 * doc/configfiles.texi: Don't mention mklibgcc.
23451 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23452 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23453 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23454 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23455 (mklibgcc, ldblspecs): Likewise.
23457 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23458 (posixpre.def): Use $(T).
23459 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23460 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23461 (SHLIB_LINK): Make dummy.
23462 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23464 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23466 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23467 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23468 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23469 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23471 * configure.ac (all_outputs): Remove mklibgcc.
23472 * configure: Regenerated.
23474 2007-01-03 Josh Conner <jconner@apple.com>
23476 PR middle-end/29683
23477 * calls.c (compute_argument_addresses): Set stack and stack_slot
23478 for partial args, too.
23479 (store_one_arg): Use locate.size.constant for the size when
23480 generating a save_area.
23482 2007-01-03 Robert Kennedy <jimbob@google.com>
23484 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23485 whose definitions are deleted due to basic block merging.
23487 2007-01-03 Paul Brook <paul@codesourcery.com>
23490 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23492 (use_return_insn): Return 0 for Thumb interrupt functions.
23493 (print_multi_reg): Add rfe argument for IRQ returns.
23494 (arm_output_epilogue): Pop interrupt return address directly into PC.
23495 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23497 2007-01-03 Paul Brook <paul@codesourcery.com>
23499 Merge from sourcerygxx-4_1.
23500 * config/arm/thumb2.md: New file.
23501 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23503 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23504 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23505 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23506 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23508 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23509 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23511 * config/arm/ieee754-sf.S: Ditto.
23512 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23513 (thumb1_base_register_rtx_p): ... to this.
23514 (thumb_index_register_rtx_p): Rename...
23515 (thumb1_index_register_rtx_p): ... to this.
23516 (thumb_output_function_prologue): Rename...
23517 (thumb1_output_function_prologue): ... to this.
23518 (thumb_legitimate_address_p): Rename...
23519 (thumb1_legitimate_address_p): ... to this.
23520 (thumb_rtx_costs): Rename...
23521 (thumb1_rtx_costs): ... to this.
23522 (thumb_compute_save_reg_mask): Rename...
23523 (thumb1_compute_save_reg_mask): ... to this.
23524 (thumb_final_prescan_insn): Rename...
23525 (thumb1_final_prescan_insn): ... to this.
23526 (thumb_expand_epilogue): Rename...
23527 (thumb1_expand_epilogue): ... to this.
23528 (arm_unwind_emit_stm): Rename...
23529 (arm_unwind_emit_sequence): ... to this.
23530 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23531 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23532 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23533 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23534 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23535 thumb2_output_casesi): New functions.
23536 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23537 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23538 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23539 THUMB2_WORK_REGS): Define.
23540 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23541 arm_condexec_mask, arm_condexec_masklen)): New variables.
23542 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23543 (arm_override_options): Check new CPU capabilities.
23544 Set new architecture flag variables.
23545 (arm_isr_value): Handle v7m interrupt functions.
23546 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23548 (const_ok_for_arm): Handle Thumb-2 constants.
23549 (arm_gen_constant): Ditto. Use movw when available.
23550 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23552 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23553 (thumb_find_work_register, arm_load_pic_register,
23554 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23555 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23556 print_multi_reg, output_mov_long_double_fpa_from_arm,
23557 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23558 output_mov_double_fpa_from_arm, output_move_double,
23559 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23560 output_return_instruction, arm_output_function_prologue,
23561 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23562 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23563 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23564 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23565 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23566 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23568 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23569 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23570 (arm_file_start): Output directive for unified syntax.
23571 (arm_unwind_emit_set): Handle stack alignment instruction.
23572 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23573 Add v6t2, v7, v7a, v7r and v7m.
23574 (RETLDM): Add Thumb-2 code.
23575 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23576 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23577 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23578 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23579 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23580 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23581 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23582 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23583 ADJUST_INSN_LENGTH): Define.
23584 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23585 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23586 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23587 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23588 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23589 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23590 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23591 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23592 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23593 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23594 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23595 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23596 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23597 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23598 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23599 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23600 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23602 * config/arm/arm-tune.md: Regenerate.
23603 * config/arm/arm-protos.h: Update prototypes.
23604 * config/arm/vfp.md: Enable patterns for Thumb-2.
23605 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23606 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23607 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23608 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23609 * config/arm/libunwind.S: Add Thumb-2 code.
23610 * config/arm/constraints.md: Update include Thumb-2.
23611 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23612 * config/arm/ieee754-df.S: Ditto.
23613 * config/arm/bpabi.S: Ditto.
23614 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23615 * config/arm/predicates.md (low_register_operand,
23616 low_reg_or_int_operand, thumb_16bit_operator): New.
23617 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23618 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23619 * config/arm/t-arm-elf: Add armv7 multilib.
23620 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23622 (UNSPEC_STACK_ALIGN, ce_count): New.
23623 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23624 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23626 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23627 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23628 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23629 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23630 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23631 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23633 * doc/extend.texi: Document ARMv7-M interrupt functions.
23634 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23636 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23638 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23639 (struct _Unwind_Context): Rename args_size to flags, remove
23640 signal_frame field, add a new args_size field and version field.
23641 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23642 _Unwind_IsExtendedContext): New inline functions.
23643 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23644 Assume by_value array is only present if _Unwind_IsExtendedContext.
23645 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23646 _Unwind_IsSignalFrame.
23647 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23648 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23649 (uw_init_context_1): Initialize context->flags to
23650 EXTENDED_CONTEXT_BIT.
23651 * config/rs6000/linux-unwind.h (frob_update_context): Use
23652 _Unwind_SetSignalFrame.
23654 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23656 PR middle-end/30353
23657 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23658 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23661 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23663 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23664 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23665 RET, AT_SP): Remove.
23666 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23669 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23670 * cfgbuild.c (find_basic_blocks): Likewise.
23671 * cfgrtl.c (rtl_create_basic_block): Likewise.
23672 * function.c (temp_slots_at_level): Likewise.
23673 * reg-stack.c (stack_regs_mentioned): Likewise.
23674 * regclass.c (allocate_reg_info): Likewise.
23675 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23676 set_bb_for_stmt, move_block_to_fn): Likewise.
23677 * tree-complex.c (tree_lower_complex): Likewise.
23678 * vec.h (VEC_safe_grow_cleared): New.
23680 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23682 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23684 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23685 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23687 * cfgloopmanip.c (scale_loop_frequencies): Export.
23688 (loopify): Scale the frequencies by prescribed coefficients.
23689 (set_zero_probability): New function.
23690 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23691 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23692 and frequencies according to arguments.
23693 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23695 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23696 * modulo-sched.c (sms_schedule): Set probabilities for entering
23697 versioned loop correctly.
23698 * tree-vect-transform.c (vect_transform_loop): Ditto.
23699 * cfgloop.h (loopify, loop_version): Declaration changed.
23700 (scale_loop_frequencies): Declared.
23702 2007-01-02 Jan Hubicka <jh@suse.cz>
23704 * cgraph.c: Include tree-flow.h
23705 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23706 early_local_passes.
23707 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23708 * tree-pass.h (pass_all_early_optimizations): Declare.
23709 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23710 early_local_passes.
23711 (cgraph_analyze_function): Do early_local_passes.
23712 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23713 Do not add referenced vars.
23714 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23716 (gate_all_early_local_passes): New gate.
23717 (pass_early_local_passes): Use new gate.
23718 (execute_early_local_optimizations): New functions.
23719 (gate_all_early_optimizations): New gate.
23720 (pass_all_early_optimizations): New pass.
23721 (execute_free_datastructures): Free SSA only when initialized.
23722 (gate_init_datastructures): Init only when optimizing.
23723 (tree_lowering_passes): Do early local passes when called late.
23724 * tree-profile.c (do_tree_profiling): Don't profile functions added
23726 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23727 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23729 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23730 during early_local_passes.
23731 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23734 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23736 * Makefile.in: Update copyright year.
23738 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23740 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23741 in $(lang_checks) and check-consistency targets.
23743 2007-01-02 Jan Hubicka <jh@suse.cz>
23745 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23746 Do not add referenced vars.
23747 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23749 * passes.c (init_optimization_passes): Put mudflap_2 after
23750 free_datastructures.
23752 2007-01-02 Jan Hubicka <jh@suse.cz>
23754 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23755 Set NOTHROW flag on call statements proved to be nothrow.
23756 Update statement of local calls so new pure/const functions are
23757 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23759 (tree_rest_of_compilation): Register hooks and initialize bitmap
23760 early. Do not set after_inlining flag.
23762 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23764 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23765 HOST_BITS_PER_LONGLONG
23767 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23770 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23771 warning for non-static initializers.
23773 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23775 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23776 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23777 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23778 Always use set_unique_reg_note to add REG_EQUAL notes.
23780 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23783 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23785 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23786 * cfgbuild.c (find_basic_blocks): Likewise.
23787 * cfgrtl.c (rtl_create_basic_block): Likewise.
23788 * function.c (temp_slots_at_level): Likewise.
23789 * reg-stack.c (stack_regs_mentioned): Likewise.
23790 * regclass.c (allocate_reg_info): Likewise.
23791 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23792 set_bb_for_stmt, move_block_to_fn): Likewise.
23793 * tree-complex.c (tree_lower_complex): Likewise.
23794 * vec.h (VEC_safe_grow_cleared): New.
23796 2007-01-02 Ian Lance Taylor <iant@google.com>
23798 * c-common.c (c_common_truthvalue_conversion): When warning about
23799 using an assignment as a truth value, set TREE_NO_WARNING.
23801 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23804 * c.opt (Wold-style-declaration): New.
23805 * doc/invoke.texi (C-only Warning Options): New.
23806 (Wold-style-declaration): Document it.
23807 (Wextra): Enabled by -Wextra.
23808 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23809 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23810 -Wold-style-declaration.
23812 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23814 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23815 * cfgbuild.c (find_basic_blocks): Likewise.
23816 * cfgrtl.c (rtl_create_basic_block): Likewise.
23817 * function.c (temp_slots_at_level): Likewise.
23818 * reg-stack.c (stack_regs_mentioned): Likewise.
23819 * regclass.c (allocate_reg_info): Likewise.
23820 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23821 set_bb_for_stmt, move_block_to_fn): Likewise.
23822 * tree-complex.c (tree_lower_complex): Likewise.
23823 * vec.h (VEC_safe_grow_cleared): New.
23825 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23827 * c-common.c (c_common_nodes_and_builtins): Since variants of
23828 void_type_node get built before it is given a name, we need to
23829 give those variants the name, too.
23830 (complete_array_type): We need to work with the canonical main
23831 type of the array, from which we will build the qualified version.
23832 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23833 * print-tree.c (print_node): Display canonical type information
23835 * stor-layout.c (layout_type): When we don't know the
23836 alignment of a type for which we're building an array, we end up
23837 guessing wrong, so make the type require structural equality.
23838 * tree.c (make_node_stat): When we build a new type, it is its
23839 own canonical type.
23840 (build_type_attribute_qual_variant): When building an attribute
23841 variant, its canonical type is the non-attribute variant. However,
23842 if the attributes are target-dependent and they differ, we need to
23843 use structural equality checks for this type.
23844 (build_qualified_type): A qualified type is not equivalent to its
23845 unqualified variant; set the canonical type appropriately.
23846 (build_distinct_type_copy): When building a distinct type from
23847 another type, the new type is its own canonical type.
23848 (build_variant_type_copy): When building a new type variant, we
23849 assume that it is equivalent to the original type.
23850 (build_pointer_type_for_mode): When building a pointer type, also
23851 build a canonical type pointer.
23852 (build_reference_type_for_mode): When building a reference type,
23853 also build a canonical type reference.
23854 (build_index_type): When we can't hash an index type (e.g.,
23855 because its maximum value is negative), the index type requires
23856 structural equality tests.
23857 (build_array_type): Build the canonical form of an array type.
23858 (build_function_type): Function types require structural equality,
23859 because they contain default arguments, attributes, etc.
23860 (build_method_type_directly): Ditto for method types.
23861 (build_offset_type): Build the canonical offset type.
23862 (build_complex_type): Build the canonical vector type.
23863 (make_vector_type): Build the canonical vector type.
23864 * tree.h (TYPE_CANONICAL): New.
23865 (TYPE_STRUCTURAL_EQUALITY_P): New.
23866 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23867 (struct tree_type): Added "canonical" field.
23868 * params.h (VERIFY_CANONICAL_TYPES): New.
23869 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23870 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23871 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23872 * doc/invoke.texi (verify-canonical-types): Document --param
23873 parameter for verifying canonical types.
23875 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23877 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23878 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23879 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23880 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23882 * config/rs6000/e500.h: New.
23883 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23884 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23886 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23887 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23888 TARGET_E500_DOUBLE): Remove.
23889 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23890 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23891 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23892 * config/rs6000/rs6000.c (rs6000_override_options): Use
23893 CHECK_E500_OPTIONS.
23895 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23897 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23898 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23899 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23900 rs6000_emit_cmove): Don't check TARGET_E500.
23901 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23902 sordered): Don't check TARGET_E500.
23904 2007-01-01 Eric Christopher <echristo@apple.com>
23906 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23907 HARD_REGISTER_NUM_P.
23909 2007-01-01 Roger Sayle <roger@eyesopen.com>
23911 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23912 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23913 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23916 2007-01-01 Mike Stump <mrs@apple.com>
23918 * configure.ac: Remove support for building with Apple's gcc-3.1.
23920 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23922 PR middle-end/30311
23923 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23924 REG is a hard register. Do not modify REG before calling
23926 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23927 multiple of the size of YMODE for certain lowpart cases.
23929 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23931 PR middle-end/30253
23932 * gimplify (voidify_wrapper_expr): Update for
23933 GIMPLE_MODIFY_STMT.
23935 2007-01-01 Andreas Schwab <schwab@suse.de>
23938 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23939 save of BR0 in extra_spill_size instead of spill_size.
23940 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23942 (ia64_expand_epilogue): Restore BR0 from its new location.
23944 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23946 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23947 Use a temporary variable if the left hand side is not a gimple
23950 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23952 * gimplify.c (gimplify_return_expr): Make the temporary variable
23953 for the return expression, a gimple register variable.
23955 2007-01-01 Jan Hubicka <jh@suse.cz>
23957 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23960 2007-01-01 Mike Stump <mrs@apple.com>
23962 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23964 * config/darwin.c (machopic_select_rtx_section): Use
23965 HAVE_GAS_LITERAL16.
23966 (darwin_mergeable_constant_section): Likewise.
23967 * configure: Regenerate.
23968 * config.in: Regenerate.
23970 2007-01-01 Jan Hubicka <jh@suse.cz>
23971 Andrew Pinski <pinskia@gmail.com>
23973 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23974 before starting IPA passes.