1 2008-08-20 Jakub Jelinek <jakub@redhat.com>
4 * c-parser.c (c_parser_attributes): For keywords use canonical
5 spelling for attr_name.
7 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9 * value-prof.c (check_counter): Revert wrong call to error.
11 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13 * profile.c: Update calls to inform.
14 * value-prof.c: Update calls to inform.
16 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18 * diagnostic.c (inform): Add an explicit location_t parameter.
19 * toplev.h (inform): Update declaration.
20 * builtins.c: Update all calls to inform.
21 * c-common.c: Likewise.
25 * c-pragma.c: Likewise.
26 * c-typeck.c: Likewise.
27 * coverage.c: Likewise.
30 * tree-cfg.c: Likewise.
31 * tree-ssa.c: Likewise.
33 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
36 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
37 V2DI mode, for SSE4.1, use movq instead of vector set if the
38 second element is zero and inter-unit moves are OK.
40 2008-08-20 Richard Guenther <rguenther@suse.de>
42 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
43 properly handle conversion/copy chains after tuplification.
45 2008-08-20 Richard Guenther <rguenther@suse.de>
47 * passes.c (init_optimization_passes): Move the second
48 forwprop pass before alias computation. Remove the second
49 DCE pass. Remove the first dominator and phi copy/const
52 2008-08-20 Nick Clifton <nickc@redhat.com>
54 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
55 support of this feature. Do not assume that a sufficiently new
56 assembler will support the feature regardless of the target type.
57 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
58 * configure: Regenerate.
60 2008-08-20 Richard Guenther <rguenther@suse.de>
62 * tree-vrp.c (found_in_subgraph): Remove.
63 (live): New global static.
64 (live_on_edge): New function.
65 (blocks_visited): Remove.
66 (register_edge_assert_for_2): Use live_on_edge.
67 (find_conditional_asserts): Remove code dealing with
68 found_in_subgraph. Do not walk the CFG.
69 (find_switch_asserts): Likewise.
70 (find_assert_locations_1): Renamed from find_assert_locations.
71 Move finding assert locations for conditional and switch
72 statements first. Update live bitmap. Do not walk the CFG.
73 (find_assert_locations): New function.
74 (insert_range_assertions): Remove entry of CFG walk.
75 Adjust call to find_assert_locations.
76 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
77 that only can appear because of fake exit edges but assert we
78 never try to insert on those.
79 (fini_pre): Do not remove fake exit edges here...
80 (execute_pre): ...but here, before committing edge inserts.
82 2008-08-19 Richard Guenther <rguenther@suse.de>
84 * passes.c (init_optimization_passes): Exchange store-ccp
87 2008-08-19 Rafael Espindola <espindola@google.com>
89 * varasm.c (weak_decls): Move earlier in the file.
90 (assemble_external): Add weak decls to the weak_decls list.
91 (declare_weak): Don't add decls to the weak_decls list.
93 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
96 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
97 before (sse2_shufpd_<mode>).
99 2008-08-19 Jakub Jelinek <jakub@redhat.com>
102 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
103 * tree.c (block_nonartificial_location): Likewise.
105 2008-08-19 Richard Guenther <rguenther@suse.de>
107 PR tree-optimization/35972
108 PR tree-optimization/23094
109 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
111 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
112 handle MISALIGNED_INDIRECT_REF.
113 (get_ref_from_reference_ops): New helper.
114 (vn_reference_lookup_pieces): Walk the use-def chain using the
115 alias-oracle if requested.
116 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
117 walking the use-def chain.
118 (compute_avail): But not here.
119 (create_component_ref_by_pieces_1): Properly handle
120 MISALIGNED_INDIRECT_REF.
121 (do_regular_insertion): Handle fully redundant
122 expressions after PHI-translation also for SSA_NAME values, not
123 only constants. Correctly use edoubleprime for that.
125 2008-08-19 Ira Rosen <irar@il.ibm.com>
127 * tree-vectorizer.c (supportable_widening_operation): Support
128 multi-step conversion, return the number of steps in such conversion
129 and the required intermediate types.
130 (supportable_narrowing_operation): Likewise.
131 * tree-vectorizer.h (vect_pow2): New function.
132 (supportable_widening_operation): Change argument types.
133 (supportable_narrowing_operation): Likewise.
134 (vectorizable_type_promotion): Add an argument.
135 (vectorizable_type_demotion): Likewise.
136 * tree-vect-analyze.c (vect_analyze_operations): Call
137 vectorizable_type_promotion and vectorizable_type_demotion with
139 (vect_get_and_check_slp_defs): Detect patterns.
140 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
142 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
143 vect_build_slp_tree with correct arguments. Calculate unrolling factor
144 according to the smallest type in the loop.
145 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
146 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
147 supportable_widening_operation with correct arguments.
148 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
149 operands lists according to the number of vector statements in left
150 or right node, if exists.
151 (vect_gen_widened_results_half): Remove unused argument.
152 (vectorizable_conversion): Call supportable_widening_operation,
153 supportable_narrowing_operation, and vect_gen_widened_results_half
154 with correct arguments.
155 (vectorizable_assignment): Change documentation, support multiple
157 (vectorizable_operation): Likewise.
158 (vect_get_loop_based_defs): New function.
159 (vect_create_vectorized_demotion_stmts): Likewise.
160 (vectorizable_type_demotion): Support loop-aware SLP and general
161 multi-step conversion. Call vect_get_loop_based_defs and
162 vect_create_vectorized_demotion_stmts for transformation.
163 (vect_create_vectorized_promotion_stmts): New function.
164 (vectorizable_type_promotion): Support loop-aware SLP and general
165 multi-step conversion. Call vect_create_vectorized_promotion_stmts
167 (vectorizable_store): Change documentation, support multiple
169 (vectorizable_load): Likewise.
170 (vect_transform_stmt): Pass SLP_NODE to
171 vectorizable_type_promotion and vectorizable_type_demotion.
172 (vect_schedule_slp_instance): Move here the calculation of number
173 of vectorized statements for each node from...
174 (vect_schedule_slp): ... here.
175 (vect_transform_loop): Call vect_schedule_slp without the last
178 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
181 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
182 to == in assert statement.
183 (vectorizable_reduction): Fix typo.
185 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
188 * value-prof.c (check_counter): Dereference pointer to overall
189 count when printing it.
191 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
193 * profile.h: Really add it.
195 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
197 * mcf.c: Really add it.
199 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
200 Vinodha Ramasamy <vinodha@google.com>
202 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
204 * value-prof.c (check_counter): Fix the counter if
205 flag_profile_correction is true.
206 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
207 tree_mod_subtract_transform):
208 Follow check_counter parameter change.
209 * common.opt (fprofile-correction): New option.
211 * profile.h: Likewise.
212 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
213 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
214 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
216 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
217 flag_profile_correction is set.
219 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
221 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
223 2008-08-18 Tomas Bily <tbily@suse.cz>
225 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
226 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
228 * tree-data-ref.c (split_constant_offset_1): Likewise.
229 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
230 * tree-sra.c (sra_walk_expr): Likewise.
231 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
232 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
233 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
234 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
236 * gimple.c (gimple_assign_unary_nop_p): Likewise.
237 * tree-vect-transform.c (vectorizable_type_demotion)
238 (vectorizable_type_promotion): Likewise.
239 * tree-inline.c (expand_call_inline):
240 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
241 (forward_propagate_addr_expr_1, forward_propagate_comparison)
242 (tree_ssa_forward_propagate_single_use_vars): Likewise.
243 * expr.c (expand_expr_real_1): Likewise.
244 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
245 (gimple_assign_unary_useless_conversion_p): Likewise.
246 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
247 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
248 * fold-const.c (fold_unary): Likewise.
249 * tree.h (CONVERT_EXPR_P): Likewise.
250 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
251 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
253 (register_edge_assert_for_2, extract_range_from_unary_expr)
254 (register_edge_assert_for_1): Likewise.
256 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
258 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
259 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
260 (enum real_value_const): Delete.
261 (get_real_const): Delete.
262 * real.c (get_real_const): Delete.
263 (dconst_e_ptr): Define.
264 (dconst_third_ptr): Define.
265 (dconst_sqrt2_ptr): Define.
266 * builtins.c: Update all callers.
268 2008-08-18 Richard Guenther <rguenther@suse.de>
270 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
271 statement iterator after statement removal.
273 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
275 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
276 (detect_processor_freebsd): Likewise.
277 (host_detect_local_cpu): Call newly added functions for FreeBSD.
279 2008-08-18 Richard Guenther <rguenther@suse.de>
281 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
282 and loads have the correct types.
284 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
287 * c-opts.c (cpp_opts): Remove static.
288 * c-parser.c (cpp_opts): Declare it extern.
289 (disable_extension_diagnostics): Handle cpp options.
290 (enable_extension_diagnostics): Likewise.
292 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
294 * diagnostics.c (permerror_at): Rename as permerror.
296 * toplev.h: Likewise.
298 2008-08-18 Richard Guenther <rguenther@suse.de>
300 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
301 sdse1 and addressables2 passes. Replace dce1 with cddce1.
302 Move call_cdce before build_alias. Move copyrename2,
303 cunrolli and ccp2 beafore build_alias. Re-add addressable2
304 right after final inlining.
305 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
306 (pass_build_cfg): But instead via TODO_dump_func.
308 2008-08-18 Richard Guenther <rguenther@suse.de>
310 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
312 (scalarize_init): If we failed to generate some initializers
313 do not generate zeros for not instantiated members. Instead
314 rely on the copy out.
315 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
316 about missing flow-sensitive alias info only if we have
319 2008-08-17 Nick Clifton <nickc@redhat.com>
321 * doc/extend.texi (Function Attributes): Fix typo in description
322 if hot function attribute.
324 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
325 Richard Sandiford <rdsandiford@googlemail.com>
327 * doc/install.texi (--with-mips-plt): Document.
328 * doc/invoke.texi (-mplt, -mno-plt): Document.
329 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
330 and handle ${with_mips_plt}.
331 * config/mips/mips.opt (mplt): New option.
332 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
333 (TARGET_ABICALLS_PIC2): Likewise.
334 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
335 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
336 (ASM_SPEC): Use !mabi=* instead of !mabi*.
337 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
338 to decide whether to output ".option picX" directives.
339 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
340 Pass -call_nonpic rather than -KPIC for -mplt.
341 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
342 on the command line. Also remove it when -mabi=64 is used without
344 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
345 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
346 TARGET_ABICALLS_PIC0.
347 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
349 (mips16_build_function_stub): Only output ".option pic" directives
350 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
351 (mips16_build_call_stub): Fix comment and remove redundant
352 ".set at"/"set .noat" directives.
353 (mips_function_rodata_section): Use the default behaviour for
354 TARGET_ABSOLUTE_ABICALLS.
355 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
356 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
357 (mips_restore_gp): Do nothing if the current function doesn't use
359 (mips_expand_prologue): Only save $gp if the current function uses it.
360 Use a normal move for TARGET_ABICALLS_PIC0.
361 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
363 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
365 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
366 of function when handling GLOBAL_POINTER_REGNUM.
368 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
371 * common.opt (-fstack-check): Do not declare the variable here.
372 (-fstack-check=): New option variant.
373 * doc/invoke.texi (Code Gen Options): Document it.
374 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
375 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
376 (STACK_CHECK_STATIC_BUILTIN): New macro.
377 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
378 * opts.c: Include expr.h.
379 (common_handle_option) <OPT_fold_stack_check_>: New case.
380 <OPT_fstack_check>: Likewise.
381 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
382 consistently in the test for variable-sized types. Adjust for
383 new behaviour of flag_stack_check.
384 * explow.c: Include except.h.
385 (allocate_dynamic_stack_space): Do not take into account
386 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
387 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
388 for variable-sized parameters. Treat all parameters whose size is
389 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
390 stack checking is enabled.
391 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
392 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
393 if generic stack checking is enabled.
394 (expand_function_end): Adjust for new behaviour of flag_stack_check.
395 * reload1.c (reload): Likewise.
396 * stmt.c (expand_decl): Assert that all automatic variables have
397 fixed size at this point and remove dead code.
398 * flags.h (stack_check_type): New enumeration type.
399 (flag_stack_check): Declare.
400 * toplev.c (flag_stack_check): New global variable.
401 * Makefile.in (opts.o): Add dependency on EXPR_H.
402 (explow.o): Add dependency on except.h.
404 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
406 * config/avr/avr.c (avr_override_options): Reduce value of
407 PARAM_INLINE_CALL_COST.
409 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
411 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
412 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
413 lieu of TYPE_MODE (type) throughout.
415 2008-08-15 Joseph Myers <joseph@codesourcery.com>
417 * config/arm/arm.c (add_minipool_backward_ref): Check for
418 8-byte-aligned entries in second case of forcing insertion after a
419 particular entry. Change third case to avoid inserting
420 non-8-byte-aligned entries before 8-byte-aligned ones.
422 2008-08-15 Richard Guenther <rguenther@suse.de>
424 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
425 strip components for unknown size accesses.
427 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
429 * config/s390/2097.md New file.
430 * config/s390/s390.md ("z10prop" attribute): Define none,
431 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
432 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
433 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
434 possible values and apply them to insns as appropriate.
435 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
436 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
437 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
438 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
440 ("bfp" mode attribute): Removed. Every occurence replaced
442 * config/s390/s390.c (struct "z10_cost"): Updated entries.
443 * config/s390/2084.md (insn_reservation "x_itof"): Updated
446 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
449 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
452 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
454 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
455 additional argument. Support reduction when duplication is needed due
456 to data-types of different sizes in the loop.
457 (get_initial_def_for_induction): Fix printout.
458 (vect_get_vec_def_for_stmt_copy): Support case where the
459 vec_stmt_for_operand is a phi node.
460 (vectorizable_reduction): Support reduction when duplication is needed
461 due to data-types of different sizes in the loop.
462 (vectorizable_call): Remove restriction to not vectorize in case we
463 have data-types of different sizes in the loop.
464 (vectorizable_conversion): Likewise.
465 (vectorizable_operation): Likewise.
466 (vectorizable_type_demotion): Likewise.
467 (vectorizable_type_promotion): Likewise.
468 (vectorizable_induction): Add restriction to not vectorize in case
469 we have data-types of different sizes in the loop.
471 2008-08-14 Christophe Saout <christophe@saout.de>
472 Uros Bizjak <ubizjak@gmail.com>
475 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
476 (*vec_concatv2di_rex64_sse4_1): Ditto.
477 (*vec_concatv2di_rex64_sse): Ditto.
479 2008-08-14 Jakub Jelinek <jakub@redhat.com>
482 * fold-const.c (fold_widened_comparison): Do not allow
483 sign changes that change the result even if shorter type
484 is wider than arg1_unw's type.
486 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
488 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
489 Skip if the multilib testing specifies -march that does not
490 agree with the one specified in the testcase.
492 2008-08-13 Joseph Myers <joseph@codesourcery.com>
494 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
495 zero extend SImode values being converted to TFmode before passing
498 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
500 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
501 __PPU__ when targeting the Cell/B.E. PPU processor.
503 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
505 * gimple.h (gimple_call_set_chain): Accept SSA variables.
506 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
507 Rematerialize the static chain, if any.
508 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
511 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
513 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
514 (new_loc_descr): Likewise.
515 (add_loc_descr): Likewise.
516 (size_of_loc_descr): Likewise.
517 (size_of_locs): Likewise.
518 (output_loc_operands): Likewise.
519 (output_loc_sequence): Likewise.
520 (new_reg_loc_descr): New.
521 (build_cfa_loc): Use it.
522 (build_cfa_aligned_loc): Likewise.
523 (one_reg_loc_descriptor): Likewise.
524 (based_loc_descr): Likewise.
526 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
529 * doc/invoke.texi (Wmain): Update.
530 * c-decl.c (start_decl): warn_main is only 0 or 1.
531 (start_function): Likewise. Fix formatting.
532 (finish_function): Delete redundant warning.
533 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
534 * c-opts (c_common_handle_option): -Wall only has effect if
535 warn_main is uninitialized. OPT_Wmain is automatically
536 handled. -pedantic also enables Wmain.
537 (c_common_post_options): Handle all logic for Wmain here.
538 * c-common.c (warn_main): Delete.
539 (check_main_parameter_types): Make pedwarns conditional on
541 * c-common.h (warn_main): Delete.
543 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
546 * expr.c (emit_group_store): Allocate stack temp with the
547 largest alignment when copying from register to stack.
549 2008-08-13 Richard Guenther <rguenther@suse.de>
551 * tree.h (maybe_fold_offset_to_address): Declare.
552 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
553 (ccp_fold): Handle pointer conversions the same as fold_stmt.
554 Likewise for POINTER_PLUS_EXPR.
555 (maybe_fold_offset_to_reference): Enable disabled code.
556 (maybe_fold_offset_to_address): New function.
557 (fold_stmt_r): Use it.
558 (fold_gimple_assign): Likewise.
559 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
560 (gimplify_expr): Likewise.
562 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
564 * toplev.h (pedwarn_at): Fix declaration.
566 2008-08-13 Joseph Myers <joseph@codesourcery.com>
568 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
569 LINK_SPEC): Use %R in -Y P argument.
571 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
574 * diagnostic.c (pedwarn_at): New.
575 * toplev.h (pedwarn_at): Declare.
576 * c-tree.h (build_enumerator): Update declaration.
577 * c-decl.c (finish_enum): Update comment.
578 (build_enumerator): Take a location parameter. Give a pedwarn but do
579 not perform any conversion.
580 * c-parser.c (c_parser_enum_specifier): Set correct location for
583 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
586 * c-common.c (conversion_warning): Use a switch. Ignore boolean
587 expressions except for conversions to signed:1 bitfields. Handle
588 COND_EXPR with constant operands.
590 2008-08-13 Richard Guenther <rguenther@suse.de>
592 PR tree-optimization/15255
593 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
594 (struct oecount_s): New struct and VEC types.
596 (oecount_hash): New function.
597 (oecount_eq): Likewise.
598 (oecount_cmp): Likewise.
599 (zero_one_operation): New function.
600 (build_and_add_sum): Likewise.
601 (undistribute_ops_list): Perform un-distribution of multiplication
602 and division on the chain of summands.
603 (should_break_up_subtract): Also break up subtracts for factors.
604 (reassociate_bb): Delete dead visited statements.
605 Call undistribute_ops_list. Re-sort and optimize if it did something.
606 * passes.c (init_optimization_passes): Move DSE before
608 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
611 2008-08-12 Janis Johnson <janis187@us.ibm.com>
613 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
615 * doc/invoke.texi: Revert unintended checkin.
617 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
620 * gcc.c (include_spec_function): Tweak call to find_a_file.
622 2008-08-12 Jakub Jelinek <jakub@redhat.com>
625 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
627 * dojump.c (do_jump): Likewise.
629 PR tree-optimization/37084
630 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
631 if id->regimplify, don't assume stmt is a cast assignment.
633 2008-08-12 Anatoly Sokolov <aesok@post.ru>
635 * final.c (final_scan_insn): Use app_enable/app_disable functions.
637 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
640 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
643 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
645 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
646 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
648 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
649 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
650 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
651 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
652 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
654 * doc/tm.texi (Storage Layout): Remove documentation for
657 * simplify-rtx.c (simplify_binary_operation_1): Replace
658 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
660 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
662 * real.h (struct real_format): New member has_sign_dependent_rounding.
663 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
664 spu_single_format, ieee_double_format, mips_double_format,
665 motorola_double_format, ieee_extended_motorola_format,
666 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
667 ieee_extended_intel_96_round_53_format, ibm_extended_format,
668 mips_extended_format, ieee_quad_format, mips_quad_format,
669 vax_f_format, vax_d_format, vax_g_format): Initialize it.
670 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
672 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
673 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
674 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
675 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
676 (ROUND_TOWARDS_ZERO): Likewise.
678 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
679 (FLOAT_MODE_FORMAT): New macro.
680 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
681 (MODE_COMPOSITE_P): ... this new macro.
682 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
683 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
684 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
686 * flags.h: Include "real.h".
688 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
689 REAL_MODE_FORMAT_COMPOSITE_P.
690 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
692 * doc/tm.texi (Storage Layout): Remove documentation of
693 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
694 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
695 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
696 they only apply to libgcc2.a.
698 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
700 * config/spu/float_disf.c: New file.
701 * config/spu/float_unsdisf.c: New file.
702 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
703 (LIB2FUNCS_EXCLUDE): Define.
705 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
706 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
708 * real.h (struct real_format): New member round_towards_zero.
709 * real.c (round_for_format): Respect fmt->round_towards_zero.
710 (ieee_single_format, mips_single_format, motorola_single_format,
711 spu_single_format, ieee_double_format, mips_double_format,
712 motorola_double_format, ieee_extended_motorola_format,
713 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
714 ieee_extended_intel_96_round_53_format, ibm_extended_format,
715 mips_extended_format, ieee_quad_format, mips_quad_format,
716 vax_f_format, vax_d_format, vax_g_format): Initialize it.
717 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
719 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
720 real_format to choose rounding mode when calling MPFR functions.
721 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
722 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
724 * real.h (real_to_decimal_for_mode): Add prototype.
725 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
726 Respect target rounding mode when generating decimal representation.
727 (real_to_decimal): New stub for backwards compatibility.
728 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
729 real_to_decimal_for_mode instead of real_to_decimal.
731 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
733 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
734 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
736 * real.c (spu_single_format): New variable.
737 * real.h (spu_single_format): Declare.
739 * config/spu/spu.c (spu_override_options): Install SFmode format.
740 (spu_split_immediate): Use integer mode to operate on pieces of
741 floating-point values in all cases.
743 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
744 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
745 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
747 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
749 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
751 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
753 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
755 2008-08-12 Jakub Jelinek <jakub@redhat.com>
758 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
759 on the VAR_DECL instead of TYPE_READONLY on its type.
761 2008-08-12 Ira Rosen <irar@il.ibm.com>
763 * tree-vectorizer.c: Depend on langhooks.h.
764 (supportable_widening_operation): Add two arguments. Support double
766 (supportable_narrowing_operation): Likewise.
767 * tree-vectorizer.h (supportable_widening_operation): Add two
769 (supportable_narrowing_operation): Likewise.
770 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
771 supportable_widening_operation with correct arguments.
772 * tree-vect-transform.c (vectorizable_conversion): Likewise.
773 (vectorizable_type_demotion): Support double type conversions.
774 (vectorizable_type_promotion): Likewise.
775 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
777 2008-08-11 Michael Matz <matz@suse.de>
779 * i386/i386.c (override_options): Move initialisation from
780 flag_schedule_insns_after_reload to here from ...
781 (optimization_options): ... here.
783 2008-08-11 Jakub Jelinek <jakub@redhat.com>
785 PR rtl-optimization/36998
786 * dwarf2out.c (compute_barrier_args_size_1,
787 compute_barrier_args_size): Temporarily remove assertions.
789 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
792 * tree-ssa.c (struct walk_data): Add new flag
793 warn_possibly_uninitialized.
794 (warn_uninitialized_var): Use it.
795 (warn_uninitialized_vars): New.
796 (execute_early_warn_uninitialized): Call it.
797 (execute_late_warn_uninitialized): Likewise.
799 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
802 * reload1.c (gen_reload): Guard calls to get_secondary_mem
805 2008-08-09 Jan Hubicka <jh@suse.cz>
808 * optabs.c (maybe_emit_unop_insn): Remove produced code if
810 (expand_fix): Be prepared for expansion to fail.
811 (expand_sfix_optab): Remove instructions if expansion failed.
813 2008-08-09 Anatoly Sokolov <aesok@post.ru>
815 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
817 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
818 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
820 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
822 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
823 mips/t-libgcc-mips16 to tmake_file.
824 * config/mips/mips-protos.h (mips_call_type): New enum.
825 (mips_pic_base_register, mips_got_load): Declare.
826 (mips_restore_gp): Take an rtx argument.
827 (mips_use_pic_fn_addr_reg_p): Declare.
828 (mips_expand_call): Replace the sibcall_p argument with
829 a mips_call_type argument. Add a lazy_p parameter.
830 (mips_split_call): Declare.
831 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
832 (MIPS16_PIC_TEMP): Likewise.
833 (reg_class): Delete M16_NA_REGS.
834 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
835 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
836 (mips_split_hi_p): Declare.
837 * config/mips/mips.c (mips_split_hi_p): New array.
838 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
839 (mips_got_symbol_type_p): New function.
840 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
841 (mips16_stub_function_p): New function.
842 (mips16_local_function_p): Likewise.
843 (mips_use_pic_fn_addr_reg_p): Likewise.
844 (mips_cannot_force_const_mem): Return false for HIGHs.
845 Extend CONST_INT and symbolic handling to MIPS16, using
846 mips_symbol_insns to check that the base symbol type is a
847 legitimate constant. Reject GOT-based constants if
848 TARGET_MIPS16_PCREL_LOADS.
849 (mips_const_insns): Check targetm.cannot_force_const_mem when
850 decomposing a symbolic base and a large offset.
851 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
852 When calling a function that needs $25 from MIPS16 code,
853 move the target address into $25 separately and add a USE
855 (mips16_gp_pseudo_reg): Insert the initializer immediately
856 before the first real insn.
857 (mips_pic_base_register, mips_got_load): New functions.
858 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
859 parameter to LOW_OUT. Say that it can be any valid SET_SRC
860 when splitting a load-address operation. Split SYMBOL_GOT_DISP
861 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
862 (mips_call_tls_get_addr): Update the call to mips_expand_call,
863 also passing NULL_RTX rather than const0_rtx as the aux argument.
864 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
865 instead of TARGET_EXPLICIT_RELOCS.
866 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
867 (mips_load_call_address): Replace the sibcall_p argument with
868 a mips_call_type argument. Use mips_got_load.
869 (mips16_local_alias): New structure.
870 (mips16_local_aliases): New variable.
871 (mips16_local_aliases_hash): New function.
872 (mips16_local_aliases_eq): Likewise.
873 (mips16_local_alias): Likewise.
874 (mips16_stub_function): Likewise.
875 (mips16_build_function_stub): Create a local alias for the target
876 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
877 .cpload directive and an R_MIPS_NONE relocation for the target
878 function, then load the alias rather than the function itself.
879 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
880 (mips16_copy_fpr_return_value): Use mips16_stub_function and
881 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
882 (mips16_build_call_stub): Replace the FN parameter with an
883 FN_PTR parameter. Force the address into a register if it
884 isn't a call_insn_operand; don't rely on the caller to do this.
885 If a call to a locally-defined and locally-binding MIPS16
886 function must be made indirectly, redirect the call to the
887 function's local alias. Use mips16_stub_function_p,
888 mips16_stub_function, mips_expand_call and use_reg.
889 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
890 Use explicit %hi and %lo accesses where possible.
891 Use MIPS_CALL to generate the correct code form of a
892 jal instruction. Add clobbers of $18 instead of uses.
893 Update the call to mips_emit_call_insn.
894 (mips_expand_call): Replace the SIBCALL_P argument with a
895 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
896 Take a LAZY_P parameter. Call mips16_build_call_stub first,
897 allowing it to modify the call address. Update the calls to
898 mips_load_call_address and mips_emit_call_insn.
899 (mips_split_call): New function.
900 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
901 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
902 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
903 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
904 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
906 (mips_cprestore_slot): New function.
907 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
908 and use mips_cprestore_slot.
909 (mips_output_function_prologue): Handle TARGET_MIPS16 for
911 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
912 then use a copygp_mips16 instruction to set up $28.
913 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
914 (mips16_lay_out_constants): Call split_all_insns_noflow.
915 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
916 false if TARGET_MIPS16.
917 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
918 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
919 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
920 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
921 MIPS16 code. Allow MIPS16 o32 PIC.
922 (mips_override_options): Allow MIPS16 o32 PIC.
923 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
924 after reload if TARGET_USE_GOT.
925 (UNSPEC_COPYGP): New constant.
926 (length): Use a default length of 8 for MIPS16 GOT loads.
927 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
928 (*got_page<mode>): Check mips_split_hi_p.
929 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
930 (unspec_got<mode>, unspec_call<mode>): New expanders.
931 (load_got<mode>, load_call<mode>): Remove the length attributes.
932 Use a got attribute instead of a type attribute.
933 (copygp_mips16): New insn.
934 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
935 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
936 (sibcall, sibcall_value, call, call_value): Update the calls
938 (call_internal, call_value_internal): Use mips_split_call.
939 (call_value_multiple_internal): Likewise.
940 (call_split): Move after call_internal (the insn it is split from).
941 (call_internal_direct, call_value_internal_direct): Turn into
942 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
943 (call_direct_split, call_value_direct_split): New patterns.
944 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
945 and use M16_REGS instead of M16_NA_REGS.
946 * config/mips/predicates.md (const_call_insn_operand): Replace
947 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
948 mips_use_pic_fn_addr_reg_p check.
949 (move_operand): Reject HIGHs if mips_split_hi_p.
950 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
951 (__mips16_floatunsisf): Inline __mips16_floatsisf.
952 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
953 * config/mips/libgcc-mips16.ver: New file.
954 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
955 $(srcdir)/config/mips/libgcc-mips16.ver.
957 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
959 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
960 (mips_unspec_address, mips_unspec_offset_high): Likewise.
961 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
962 (mips16_cfun_returns_in_fpr_p): Likewise.
964 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
966 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
967 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
970 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
972 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
973 (FUNCTION_PROFILER): Save the static chain pointer into $2
974 beforehand and restore it aftewards.
975 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
976 address directly into $25 and call the function through $25;
977 do not clobber $3. Pad the DImode version to cover the space
978 left by the deleted $25 <- $3 move.
979 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
980 the removal of the $25 <- $3 move.
981 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
982 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
984 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
985 Daniel Jacobowitz <dan@codesourcery.com>
987 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
988 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
989 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
990 * config/mips/mips.c (mips_start_function_definition): New function.
991 (mips_end_function_definition): Likewise.
992 (mips_output_function_prologue): Use mips_start_function_definition.
993 (mips_output_function_epilogue): Use mips_end_function_definition.
994 (build_mips16_function_stub): Use mips_start_function_definition
995 and mips_end_function_definition.
996 (build_mips16_call_stub): Likewise.
998 2008-08-09 Richard Guenther <rguenther@suse.de>
1000 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
1001 * gimple.h (gimple_call_fn): Adjust comment.
1002 (gimple_call_set_fndecl): New function.
1003 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
1004 longer having bare FUNCTION_DECL operand.
1005 (gimple_call_return_type): Likewise.
1006 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
1008 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
1009 (gimple_mod_pow2): Likewise.
1010 (gimple_mod_subtract): Likewise.
1011 (gimple_ic): Likewise.
1012 (gimple_stringop_fixed_value): Likewise.
1013 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
1014 longer having bare FUNCTION_DECL operand.
1015 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
1016 * omp-low.c (optimize_omp_library_calls): Likewise.
1017 * cgraphunit.c (update_call_expr): Likewise.
1018 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
1019 (execute_convert_to_rsqrt): Likewise.
1020 * cfgexpand.c (gimple_to_tree): Simplify.
1021 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
1022 bare FUNCTION_DECL operand.
1023 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
1024 (convert_gimple_call): Use gimple_call_fndecl.
1025 * c-common.c (c_warn_unused_result): Likewise.
1027 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1030 * c-typeck.c (digest_init): Call verify_sequence_points from here.
1031 (c_finish_return): Likewise.
1032 (c_start_case): Likewise.
1033 * c-common.c (warn_for_collisions_1): Use explicit location in
1035 * c-parser.c (c_parser_condition): New. Call
1036 verify_sequence_points.
1037 (c_parser_paren_condition): Call c_parser_condition.
1038 (c_parser_for_statement): Call c_parser_condition.
1040 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1043 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
1044 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
1045 Moved from diagnostic.h
1046 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
1048 (emit_diagnostic): New.
1049 (warning0, pedwarn0): Delete.
1050 (warning, warning_at, pedwarn, permerror): Return bool.
1051 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
1052 Moved to diagnostic.c.
1053 (struct diagnostic_context): Use correct type for
1054 classify_diagnostic.
1055 (diagnostic_report_diagnostic): Update declaration.
1056 (emit_diagnostic): Declare.
1057 * errors.c (warning): Return bool.
1058 * errors.h (warning): Update declaration.
1059 * toplev.h (warning0, pedwarn0): Delete.
1060 (warning, warning_at, pedwarn, permerror): Return bool.
1061 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
1062 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
1063 inform. Update all calls.
1064 (diagnose_mismatched_decls): Check return value of warning/pedwarn
1065 before giving informative note.
1066 (implicit_decl_warning): Likewise.
1067 * c-typeck.c (build_function_call): Likewise.
1068 * tree-sssa.c (warn_uninit): Likewise.
1069 * builtins.c (gimplify_va_arg_expr): Likewise.
1071 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1074 * doc/invoke.texi (-Wextra): Move warning from here...
1075 (-Wuninitialized): ... to here.
1077 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1080 * flags.h (set_Wunused): Delete
1081 * toplev.c (process_options): Handle Wunused flags here.
1082 * opts.c (maybe_warn_unused_parameter): Delete.
1083 (common_handle_option): Replace set_Wunused by warn_unused.
1084 (set_Wextra): Do not handle Wunused-parameter here.
1085 (set_Wunused): Delete.
1086 * c-opts.c (c_common_handle_option): Replace set_Wunused by
1088 * common.opt (Wunused): Add Var and Init.
1089 (Wunused-function): Likewise.
1090 (Wunused-label): Likewise.
1091 (Wunused-parameter): Likewise.
1092 (Wunused-value): Likewise.
1093 (Wunused-variable): Likewise.
1095 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
1097 * doc/invoke.texi: Add cpu_type power7.
1098 * config.in (HAVE_AS_VSX): New.
1099 * config.gcc: Add cpu_type power7.
1100 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
1102 * configure: Regenerate.
1103 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
1105 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
1106 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
1107 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
1109 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
1111 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
1112 type to vectorize.builtin_conversion.
1113 (vectorizable_conversion): Likewise.
1114 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
1115 integral type as input.
1116 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
1118 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
1119 and ALTIVEC_BUILTIN_VCTSXS.
1120 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
1123 2008-08-08 Richard Guenther <rguenther@suse.de>
1125 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
1126 (surely_varying_stmt_p): Calls are varying only if they are
1127 non-builtin and not indirect or have no result.
1128 (ccp_fold): Re-instantiate code before the tuples merge.
1130 2008-08-08 Richard Guenther <rguenther@suse.de>
1132 PR tree-optimization/37056
1133 * gimple.h (gimple_assign_rhs_class): New helper function.
1134 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
1135 unary operations properly.
1137 2008-08-07 Jan Hubicka <jh@suse.cz>
1139 * i386.h (ix86_size_cost): Declare.
1140 (ix86_cur_cost): New function macro.
1141 * i386.md (peepholes expanding size and splitters): Predicate by
1142 optimize_insn_for_speed_p.
1143 (peepholes reduce size and splitters): Predicate by
1144 optimize_insn_for_size_p.
1145 * i386.c (ix86_size_cost): Rename from ...
1146 (size_cost): This one.
1147 (override_options): Update.
1148 (decide_alg): Likewise.
1149 (ix86_expand_clear): Use RTL profile.
1150 (ix86_pad_returns): Use RTL profile.
1152 2008-08-07 Jan Hubicka <jh@suse.cz>
1154 * recog.c (split_all_insns): Set RTL profile
1155 (peephole2_optimize): Likewise.
1156 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1157 * combine.c (combine_instructions): Likewise.
1159 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1161 * c-common.c (c_common_reswords): Also warn about keyword "bool".
1163 2008-08-07 Bob Wilson <bob.wilson@acm.org>
1165 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
1166 value in a6 after the set_frame_ptr insn.
1168 2008-08-07 Richard Henderson <rth@redhat.com>
1171 * gcc.c (cpp_options): Pass along -g*.
1173 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1175 * config/arm/arm.c (output_move_neon): Update comment describing
1176 big-endian vector layout.
1177 (arm_assemble_integer): Do not handle big-endian NEON vectors
1179 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
1180 neon_vget_lane<mode>_sext_internal,
1181 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
1182 element indices for big-endian.
1184 2008-08-07 Richard Henderson <rth@redhat.com>
1186 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
1187 * configure, config.in: Rebuild.
1188 * debug.h (dwarf2out_do_cfi_asm): Declare.
1189 * c-cppbuiltin.c (c_cpp_builtins): Use it.
1190 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
1191 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
1192 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
1194 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1196 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1197 movv2si_internal): Combine into mov<mode>_internal.
1198 (movv2si_internal_2): Remove.
1200 2008-08-07 Jan Hubicka <jh@suse.cz>
1203 * i386.md (single stringop patterns): Enable unconditionally.
1205 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
1208 * config/i386/emmintrin.h (_mm_move_epi64): Use
1209 __builtin_ia32_movq128.
1211 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
1212 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
1214 * config/i386/sse.md (sse2_movq128): New.
1216 * doc/extend.texi: Document __builtin_ia32_movq128.
1218 2008-08-07 Richard Guenther <rguenther@suse.de>
1221 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
1222 pointers can access anything.
1224 2008-08-06 Jan Hubicka <jh@suse.cz>
1226 * optabs.c (emit_unop_insn): Break out to ...
1227 (maybe_emit_unop_insn): ... this one.
1228 (expand_sfix_optab): Use maybe variant.
1229 * optabs.h (maybe_emit_unop_insn): Declare.
1231 * i386.md (mov0 patterns): Enable by default.
1232 (FP conversion expanders): Disable expansion of code expanding
1233 sequences when instruction should be optimized for size.
1234 (single strinop patterns): Enable when optimizing for size.
1235 (string expanders): Disable expanding of code expanding sequences
1236 when optimizning instruction for size.
1237 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
1239 (ix86_fp_comparison_sahf_cost): Likewise.
1240 (ix86_expand_branch): Likewise.
1241 (ix86_expand_ashl_const): Likewise.
1242 (ix86_split_ashl): Likewise.
1243 (ix86_expand_strlen): Likewise.
1244 (ix86_emit_fp_unordered_jump): Likewie.
1246 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1248 * c-common.c: Fix typo.
1249 (c_common_reswords): Activate more C++ keyword warnings.
1251 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
1253 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1256 * diagnostic.c (permerror_at): New.
1257 * toplev.h (permerror_at): Declare.
1259 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
1260 Ira Rosen <irar@il.ibm.com>
1262 * tree-vect-transform.c (vect_model_simple_cost): Return
1263 immediately if stmt is pure SLP.
1264 (vect_model_store_cost): Ditto.
1265 (vect_model_load_cost): Ditto.
1266 (vectorizable_store): Remove PURE_SLP check before call
1267 to vect_model_store_cost.
1268 (vect_model_store_cost): When checking whether stmt describe
1269 strided access, add a check that it is not slp_node.
1271 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1274 * c-common.c (warn_for_sign_compare): New. Handle separately the
1275 case that 'constant' is zero.
1276 * c-typeck.c (build_binary_op): Move code to c-common.c
1278 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1280 * config/alpha/alpha.c (alpha_preferred_reload_class,
1281 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
1282 alpha_output_mi_thunk_osf): Avoid C++ keywords.
1283 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
1284 * config/arm/arm.md: Likewise.
1285 * config/avr/avr-protos.h (preferred_reload_class,
1286 test_hard_reg_class, avr_simplify_comparison_p,
1287 out_shift_with_cnt, class_max_nregs): Likewise.
1288 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
1289 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
1290 preferred_reload_class, test_hard_reg_class): Likewise.
1291 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
1292 bfin_memory_move_cost, bfin_secondary_reload,
1293 bfin_output_mi_thunk): Likewise.
1294 * config/crx/crx.c (crx_secondary_reload_class,
1295 crx_memory_move_cost): Likewise.
1296 * config/frv/frv-protos.h (frv_secondary_reload_class,
1297 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
1298 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
1299 frv_secondary_reload_class, frv_class_likely_spilled_p,
1300 frv_class_max_nregs): Likewise.
1301 * config/h8300/h8300.c (h8300_classify_operand,
1302 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
1304 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
1305 * config/ia64/ia64.c (ia64_preferred_reload_class,
1306 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
1307 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
1308 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
1310 * config/m68hc11/m68hc11.c (preferred_reload_class,
1311 m68hc11_memory_move_cost): Likewise.
1312 * config/mcore/mcore.c (mcore_secondary_reload_class,
1313 mcore_reload_class): Likewise.
1314 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
1315 mips_class_max_nregs, mips_cannot_change_mode_class,
1316 mips_preferred_reload_class, mips_secondary_reload_class,
1317 mips_output_mi_thunk): Likewise.
1318 * config/mmix/mmix.c (mmix_preferred_reload_class,
1319 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
1321 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1323 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
1324 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
1325 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1326 * config/rs6000/rs6000.c (paired_expand_vector_init,
1327 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
1328 compare_section_name, rs6000_memory_move_cost): Likewise.
1329 * config/s390/s390.c (s390_emit_compare_and_swap,
1330 s390_preferred_reload_class, s390_secondary_reload,
1331 legitimize_pic_address, legitimize_tls_address,
1332 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
1333 s390_class_max_nregs): Likewise.
1334 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1335 * config/s390/s390.md: Likewise.
1336 * config/score/score-protos.h (score_secondary_reload_class,
1337 score_preferred_reload_class): Likewise.
1338 * config/score/score.c (score_preferred_reload_class,
1339 score_secondary_reload_class): Likewise.
1340 * config/score/score3.c (score3_output_mi_thunk,
1341 score3_preferred_reload_class, score3_secondary_reload_class,
1342 score3_hard_regno_mode_ok): Likewise.
1343 * config/score/score3.h (score3_preferred_reload_class,
1344 score3_secondary_reload_class): Likewise.
1345 * config/score/score7.c (score7_output_mi_thunk,
1346 score7_preferred_reload_class, score7_secondary_reload_class,
1347 score7_hard_regno_mode_ok): Likewise.
1348 * config/score/score7.h (score7_preferred_reload_class,
1349 score7_secondary_reload_class): Likewise.
1350 * config/sh/sh.c (prepare_move_operands, output_far_jump,
1351 output_branchy_insn, add_constant, gen_block_redirect,
1352 sh_insn_length_adjustment, sh_cannot_change_mode_class,
1353 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
1355 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1356 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
1357 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
1358 xstormy16_preferred_reload_class): Likewise.
1359 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
1360 xtensa_expand_atomic, override_options,
1361 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
1363 * reorg.c (try_merge_delay_insns): Likewise.
1364 * tree.c (merge_dllimport_decl_attributes): Likewise.
1366 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
1368 2008-08-06 Michael Matz <matz@suse.de>
1370 * Makefile.in (write_entries_to_file): Quote words.
1371 * gengtype.c: (read_input_line): Skip over leading white-space.
1373 2008-08-06 Marc Gauthier <marc@tensilica.com>
1375 * config.gcc: Match more processor names for Xtensa.
1376 * configure.ac: Likewise.
1377 * doc/install.texi (Specific): Likewise.
1378 * configure: Regenerate.
1380 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1382 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
1383 * calls.c (avoid_likely_spilled_reg): Likewise.
1384 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
1385 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
1386 * config/i386/i386.c (ix86_expand_special_args_builtin,
1387 ix86_secondary_reload): Likewise.
1388 * except.c (struct eh_region, gen_eh_region_catch,
1389 remove_unreachable_regions, duplicate_eh_regions,
1390 assign_filter_values, build_post_landing_pads,
1391 sjlj_find_directly_reachable_regions, remove_eh_handler,
1392 reachable_next_level, foreach_reachable_handler,
1393 can_throw_internal_1, can_throw_external_1,
1394 collect_one_action_chain): Likewise.
1395 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
1396 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
1397 * function.c (update_temp_slot_address, instantiate_new_reg,
1398 instantiate_virtual_regs_in_rtx,
1399 instantiate_virtual_regs_in_insn): Likewise.
1400 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
1401 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
1402 gimplify_cleanup_point_expr): Likewise.
1403 * ipa-cp.c (ipcp_lattice_changed): Likewise.
1404 * passes.c (next_pass_1): Likewise.
1405 * print-tree.c (print_node_brief, print_node): Likewise.
1406 * profile.c (branch_prob): Likewise.
1407 * tree-dump.c (dump_register): Likewise.
1408 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
1410 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
1411 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
1412 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
1413 copy_arguments_for_versioning, copy_static_chain): Likewise.
1414 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
1415 add_new_name_mapping, register_new_name_mapping): Likewise.
1416 * tree-mudflap.c (mf_xform_derefs): Likewise.
1417 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
1418 get_init_expr, combine_chains): Likewise.
1419 * tree-pretty-print.c (dump_generic_node): Likewise.
1420 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
1421 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
1422 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
1423 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
1425 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1428 * calls.c (expand_call): Use the biggest preferred stack
1431 2008-08-06 Michael Matz <matz@suse.de>
1434 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
1435 for reused reload, instead of overwriting them.
1437 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1440 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
1441 for incoming stack boundary.
1443 * function.c (assign_parm_find_entry_rtl): Update
1444 parm_stack_boundary.
1446 * function.h (rtl_data): Add parm_stack_boundary.
1448 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
1449 parm_stack_boundary for incoming stack boundary.
1451 2008-08-06 Joseph Myers <joseph@codesourcery.com>
1453 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
1454 for unrepresentable subregs or treat them as equal to other regs
1455 or subregs with the same register number.
1457 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
1460 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
1463 2008-08-06 Jan Hubicka <jh@suse.cz>
1465 * predict.c (maybe_hot_frequency_p): When profile is absent, all
1466 frequencies might be hot.
1468 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
1470 * reload.c (find_reloads): Force constants into literal pool
1471 also if they are wrapped in a SUBREG.
1473 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1476 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
1477 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
1478 Don't allow predicated instructions for data speculation.
1479 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
1482 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1484 * haifa-sched.c (extend_global): Split to extend_global_data and
1485 extend_region_data. Update all uses.
1486 (extend_all): Rename to extend_block_data.
1488 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1490 * sched-rgn.c (new_ready): Check if instruction can be
1491 speculatively scheduled before attempting speculation.
1492 (debug_rgn_dependencies): Remove wrongful assert.
1494 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1496 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
1498 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1500 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
1501 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
1502 va_size, and type_size.
1504 2008-08-04 Jason Merrill <jason@redhat.com>
1507 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
1508 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
1510 2008-08-05 Richard Henderson <rth@redhat.com>
1512 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
1513 * configure: Rebuild.
1515 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1518 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
1519 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
1522 2008-08-05 Richard Henderson <rth@redhat.com>
1524 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
1525 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
1526 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
1527 * common.opt (fdwarf2-cfi-asm): New.
1528 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
1529 * config.in, configure: Rebuild.
1530 * dwarf2asm.c (dw2_asm_output_data_raw): New.
1531 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
1532 (dw2_force_const_mem): Externalize.
1533 * dwarf2asm.h: Update.
1534 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
1535 generate a real label.
1536 (output_cfi_directive): New.
1537 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
1538 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
1539 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
1541 (dwarf2out_end_epilogue): Emit .cfi_endproc.
1542 (output_loc_operands_raw, output_loc_sequence_raw): New.
1543 (output_cfa_loc_raw): New.
1545 2008-08-05 Paul Brook <paul@codesourcery.com>
1547 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
1548 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
1549 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
1550 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
1551 * config/arm/arm.h (TARGET_VFPD32): Define.
1552 (TARGET_VFP3): Use TARGET_VFPD32.
1553 (fputype): Add FPUTYPE_VFP3D16.
1554 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
1555 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
1556 * config/arm/arm-cores.def: Add cortex-r4f.
1557 * config/arm/arm-tune.md: Regenerate.
1559 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1561 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
1562 Reword some comments throughout the file.
1564 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
1565 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
1566 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
1567 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
1569 (MFC_START_ENABLE): Remove PPU-only define.
1570 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
1571 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
1573 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
1574 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
1575 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
1576 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
1577 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
1578 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
1579 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
1581 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
1582 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
1583 (mfc_sdcrt, mfc_sdcrtst): Likewise.
1584 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
1586 (spu_read_machine_status): Fix typo.
1588 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1590 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
1591 SUBREG of multi-word hard register.
1592 * config/spu/spu.c (valid_subreg): Likewise.
1593 (adjust_operand): Handle SUBREGs of multi-word hard registers.
1595 2008-08-04 Richard Guenther <rguenther@suse.de>
1597 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
1598 the candidate with the stripped base if that base is different
1599 from the original base even for offset zero.
1601 2008-08-04 Richard Guenther <rguenther@suse.de>
1604 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
1605 check for no_overflow.
1607 2008-08-04 Richard Guenther <rguenther@suse.de>
1609 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
1611 2008-08-04 Paul Brook <paul@codesourcery.com>
1613 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
1614 (arm_order_regs_for_local_alloc): New function.
1615 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
1617 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
1619 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1622 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
1623 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
1624 (ix86_expand_epilogue): Likewise.
1626 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1628 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
1631 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1633 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
1634 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
1635 (*movv2sf_internal_rex64): Ditto.
1637 2008-08-03 Jan Hubicka <jh@suse.cz>
1639 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
1640 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
1641 * expmed.c (expand_smod_pow2): Likewise.
1643 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1646 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
1647 alternative 0 of operand 1.
1648 (*vec_concatv2di_rex64_sse): Ditto.
1649 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
1651 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
1652 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
1653 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
1654 (*movv2sf_internal_rex64): Ditto.
1656 2008-08-02 Richard Guenther <rguenther@suse.de>
1659 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
1660 (ssedoublesizemode): New mode attribute.
1661 (sse_shufps): Call gen_sse_shufps_v4sf.
1662 (sse_shufps_1): Macroize.
1663 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
1664 (sse2_shufpd_1): Macroize.
1665 (vec_extract_odd, vec_extract_even): New expanders.
1666 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
1667 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
1668 * i386.c (ix86_expand_vector_init_one_nonzero): Call
1669 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
1670 (ix86_expand_vector_set): Likewise.
1671 (ix86_expand_reduc_v4sf): Likewise.
1673 2008-08-01 Doug Kwan <dougkwan@google.com>
1675 * matrix-reorg.c: Re-enable all code.
1676 (struct malloc_call_data): Change CALL_STMT to gimple type.
1677 (collect_data_for_malloc_call): Tuplify.
1678 (struct access_site_info): Change STMT to gimple type.
1679 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
1680 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
1681 (struct free_info): Change STMT to gimple type.
1682 (struct matrix_access_phi_node): Change PHI to gimple type.
1683 (get_inner_of_cast_expr): Remove.
1684 (may_flatten_matrices_1): Tuplify.
1685 (may_flatten_matrices): Ditto.
1686 (mark_min_matrix_escape_level): Ditto.
1687 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
1688 (ssa_accessed_in_call_rhs): New
1689 (ssa_accessed_in_assign_rhs): New
1690 (record_access_alloc_site_info): Tuplify.
1691 (add_allocation_site): Ditto.
1692 (analyze_matrix_allocation_site): Ditto.
1693 (analyze_transpose): Ditto.
1694 (get_index_from_offset): Ditto.
1695 (update_type_size): Ditto.
1696 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
1697 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
1698 (analyze_accesses_for_phi_node): Tuplify.
1699 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
1700 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
1701 (analyze_matrix_accesses): Tuplify.
1702 (check_var_data): New call-back type for check_var_notmodified_p.
1703 (check_var_notmodified_p): Tuplify and use call-back struct to
1704 return statement found.
1705 (can_calculate_expr_before_stmt): Factor out statement related code
1707 (can_calculate_stmt_before_stmt): New.
1708 (check_allocation_function): Tuplify.
1709 (find_sites_in_func): Ditto.
1710 (record_all_accesses_in_func): Ditto.
1711 (transform_access_sites): Ditto.
1712 (transform_allocation_sites): Ditto.
1713 (matrix_reorg): Re-enable.
1714 (gate_matrix_reorg): Re-enable.
1716 2008-08-01 Jakub Jelinek <jakub@redhat.com>
1718 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
1719 for labels for which it hasn't been set yet. If it has been set,
1720 stop walking insns and continue with next worklist item.
1721 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
1722 if the only BARRIER is at the very end of a function.
1724 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1726 * cfgexpand.c (expand_stack_alignment): Assert that
1727 stack_realign_drap and drap_rtx must match.
1729 * function.c (instantiate_new_reg): If DRAP is used to realign
1730 stack, replace virtual_incoming_args_rtx with internal arg
1733 2008-08-01 Richard Guenther <rguenther@suse.de>
1735 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
1736 loop information only if we initialized it.
1737 (execute_pre): Call fini_pre with in_fre.
1738 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
1739 if we do not unroll because we hit max-completely-peeled-insns.
1740 Use our estimation for consistency, do allow shrinking.
1742 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1744 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
1745 with MIN_STACK_BOUNDARY.
1746 (ix86_update_stack_boundary): Likewise.
1747 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
1750 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
1751 (MIN_STACK_BOUNDARY): This.
1753 2008-08-01 Richard Guenther <rguenther@suse.de>
1756 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
1758 2008-08-01 Richard Guenther <rguenther@suse.de>
1760 PR tree-optimization/36988
1761 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
1762 do not matter if that doesn't change volatile qualification.
1764 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
1766 * configure.ac: Do not generate libada-mk. Do not subst
1768 * libada-mk.in: Remove.
1769 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
1770 * configure: Regenerate.
1772 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
1774 * tree-pass.h: Added comment about not dumping passes with name
1775 starting with star in struct opt_pass.
1776 * passes.c (register_dump_files_1): Don't do dump for a pass with
1777 name starting with star.
1778 * doc/passes.texi (Pass manager): Mention pass names and special
1779 meaning of star prefix to avoid dump.
1781 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
1783 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
1785 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
1786 (ISA_MIPS64R2): New macro.
1787 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
1788 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
1789 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
1790 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
1791 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
1792 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
1793 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
1794 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
1795 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
1796 Move up to keep list alphabetically sorted.
1797 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
1798 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
1800 * doc/invoke.texi (MIPS Options): Add -mips64r2.
1801 (-march=@var{arch}): Add mips64r2.
1803 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1805 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
1807 2008-07-31 Steve Ellcey <sje@cup.hp.com>
1809 * expr.c (expand_assignment): Check for complete type.
1811 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1814 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
1816 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
1817 for stack alignment.
1819 * function.h (rtl_data): Add stack_realign_tried. Update comments.
1821 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
1823 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
1824 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
1826 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1828 PR rtl-optimization/36419
1829 * dwarf2out.c (barrier_args_size): New variable.
1830 (compute_barrier_args_size, compute_barrier_args_size_1): New
1832 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
1833 if not called yet in the current function, use barrier_args_size
1834 array to find the new args_size value.
1835 (dwarf2out_frame_debug): Free and clear barrier_args_size.
1837 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1840 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
1843 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1846 * dwarf2out.c (dwarf2out_args_size_adjust): New.
1847 (dwarf2out_stack_adjust): Use it.
1848 (dwarf2out_frame_debug_expr): Likewise.
1850 2008-07-31 Richard Guenther <rguenther@suse.de>
1852 PR tree-optimization/36978
1853 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
1854 the generated condition.
1856 2008-07-31 Richard Guenther <rguenther@suse.de>
1858 * passes.c (init_optimization_passes): Always call
1859 pass_early_warn_uninitialized.
1860 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
1861 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
1862 * doc/passes.texi (Warn for uninitialized variables): Adjust.
1864 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1867 * builtins.c (maybe_emit_free_warning): New function.
1868 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
1869 maybe_emit_free_warning for BUILT_IN_FREE.
1872 * dwarf2out.c (get_context_die): New function.
1873 (force_decl_die, force_type_die): Use it.
1874 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
1875 returns NULL, force generation of DW_TAG_typedef and put that into
1878 PR preprocessor/36649
1879 * c-pch.c (c_common_read_pch): Save and restore
1880 line_table->trace_includes across PCH restore.
1882 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
1885 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
1887 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1890 * final.c (call_from_call_insn): Handle COND_EXEC.
1892 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1894 * builtins.c (std_gimplify_va_arg_expr): Replace
1895 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
1896 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1898 2008-07-30 Joey Ye <joey.ye@intel.com>
1899 H.J. Lu <hongjiu.lu@intel.com>
1901 * builtins.c (expand_builtin_setjmp_receiver): Replace
1902 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
1903 (expand_builtin_apply_args_1): Likewise.
1904 (expand_builtin_longjmp): Need DRAP for stack alignment.
1905 (expand_builtin_apply): Likewise.
1907 * caller-save.c (setup_save_areas): Call assign_stack_local_1
1908 instead of assign_stack_local to allow alignment reduction.
1910 * calls.c (emit_call_1): Need DRAP for stack alignment if
1912 (expand_call): Replace virtual_incoming_args_rtx with
1913 crtl->args.internal_arg_pointer.
1914 * stmt.c (expand_nl_goto_receiver): Likewise.
1916 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
1917 alignment and store to stack_alignment_estimated and
1918 max_used_stack_slot_alignment.
1919 (expand_one_var): Likewise.
1920 (expand_stack_alignment): New function.
1921 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
1922 and stack_alignment_estimated fields in rtl_data. Call
1923 expand_stack_alignment at end.
1925 * defaults.h (INCOMING_STACK_BOUNDARY): New.
1926 (MAX_STACK_ALIGNMENT): Likewise.
1927 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
1928 (SUPPORTS_STACK_ALIGNMENT): Likewise.
1930 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
1931 stack alignment when generating virtual registers.
1933 * function.c (assign_stack_local): Renamed to ...
1934 (assign_stack_local_1): This. Add a parameter to indicate
1935 if it is OK to reduce alignment.
1936 (assign_stack_local): Use it.
1937 (instantiate_new_reg): Instantiate virtual incoming args rtx
1938 to vDRAP if stack realignment and DRAP is needed.
1939 (assign_parms): Collect parameter/return type alignment and
1940 contribute to stack_alignment_estimated.
1941 (locate_and_pad_parm): Likewise.
1942 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
1943 with crtl->args.internal_arg_pointer.
1945 * function.h (rtl_data): Add new field drap_reg,
1946 max_used_stack_slot_alignment, stack_alignment_estimated,
1947 stack_realign_needed, need_drap, stack_realign_processed and
1948 stack_realign_finalized.
1949 (stack_realign_fp): New macro.
1950 (stack_realign_drap): Likewise.
1952 * global.c (compute_regsets): Frame pointer is needed when
1953 stack is realigned. Can eliminate frame pointer when stack is
1954 realigned and dynamic realigned argument pointer isn't used.
1956 * reload1.c (update_eliminables): Frame pointer is needed
1957 when stack is realigned.
1958 (init_elim_table): Can eliminate frame pointer when stack is
1959 realigned and dynamic realigned argument pointer isn't used.
1961 * rtl.h (assign_stack_local_1): Declare new funtion.
1963 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
1964 (TARGET_GET_DRAP_RTX): Likewise.
1965 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
1966 TARGET_GET_DRAP_RTX.
1968 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
1970 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
1971 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
1973 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
1974 H.J. Lu <hongjiu.lu@intel.com>
1976 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
1977 vdrap_reg, stack_realign and drap_reg_saved.
1978 (add_cfi): Don't allow redefining CFA when DRAP is used.
1979 (reg_save): Handle stack alignment.
1980 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
1981 alignment. Don't generate DWARF information for (set fp sp)
1983 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
1985 (int_loc_descriptor): Move prototype forward. Also define if
1986 DWARF2_UNWIND_INFO is true.
1987 (output_cfa_loc): Handle DW_CFA_expression.
1988 (build_cfa_aligned_loc): New.
1989 (based_loc_descr): Update assert for stack realign. For local
1990 variables, use sp+offset when stack is aligned without drap and
1991 fp+offset when stack is aligned with drap. For arguments, use
1992 cfa+offset when drap is used to align stack.
1994 2008-07-30 Joey Ye <joey.ye@intel.com>
1995 H.J. Lu <hongjiu.lu@intel.com>
1997 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
1999 (ix86_gen_andsp): New.
2000 (ix86_user_incoming_stack_boundary): Likewise.
2001 (ix86_default_incoming_stack_boundary): Likewise.
2002 (ix86_incoming_stack_boundary): Likewise.
2003 (ix86_can_eliminate): Likewise.
2004 (find_drap_reg): Likewise.
2005 (ix86_update_stack_boundary): Likewise.
2006 (ix86_get_drap_rtx): Likewise.
2007 (ix86_finalize_stack_realign_flags): Likewise.
2008 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
2009 (TARGET_GET_DRAP_RTX): Likewise.
2010 (override_options): Overide option value for new options.
2011 (ix86_function_ok_for_sibcall): Remove check for
2012 force_align_arg_pointer.
2013 (ix86_handle_cconv_attribute): Likewise.
2014 (ix86_function_regparm): Likewise.
2015 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
2016 (ix86_va_start): Replace virtual_incoming_args_rtx with
2017 crtl->args.internal_arg_pointer.
2018 (ix86_select_alt_pic_regnum): Check DRAP register.
2019 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
2020 (ix86_compute_frame_layout): Compute frame layout wrt stack
2022 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
2023 (ix86_expand_prologue): Decide if stack realignment is needed
2024 and generate prologue code accordingly.
2025 (ix86_expand_epilogue): Generate epilogue code wrt stack
2026 realignment is really needed or not.
2028 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
2029 (ABI_STACK_BOUNDARY): Likewise.
2030 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
2031 (STACK_REALIGN_DEFAULT): Likewise.
2032 (INCOMING_STACK_BOUNDARY): Likewise.
2033 (MAX_STACK_ALIGNMENT): Likewise.
2034 (ix86_incoming_stack_boundary): Likewise.
2035 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
2036 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
2037 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
2038 (machine_function): Remove force_align_arg_pointer.
2040 * config/i386/i386.md (BX_REG): New.
2041 (R13_REG): Likewise.
2043 * config/i386/i386.opt (mforce_drap): New.
2044 (mincoming-stack-boundary): Likewise.
2045 (mstackrealign): Add Init(-1).
2047 * config/i386/i386-protos.h (ix86_can_eliminate): New
2049 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2051 * doc/extend.texi: Update force_align_arg_pointer.
2053 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
2056 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
2057 (INCOMING_STACK_BOUNDARY): Likewise.
2058 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
2059 (TARGET_GET_DRAP_RTX): Likewise.
2061 2008-07-30 Andreas Schwab <schwab@suse.de>
2063 PR rtl-optimization/36929
2064 * dse.c (replace_inc_dec): Use emit_insn_before instead of
2065 add_insn_before and fix argument order.
2066 (replace_inc_dec_mem): Handle NULL rtx.
2068 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
2070 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
2072 (arm_compute_initial_elimination_offset): Use it.
2073 (arm_compute_save_reg_mask): Include static chain save slot when
2074 calculating alignment.
2075 (arm_get_frame_offsets): Ditto.
2076 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
2077 that we can use to decrement the stack when the stack decrement
2078 could be too big for an immediate value in a single insn.
2079 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
2081 2008-07-30 Richard Guenther <rguenther@suse.de>
2083 PR tree-optimization/36967
2084 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
2085 Release defs of statements we remove.
2087 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2089 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
2090 instead of NULL_RTVEC.
2092 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2096 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
2099 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2101 * final.c (call_from_call_insn): New.
2102 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
2104 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
2106 * configure.ac: Substitute ADA_CFLAGS.
2107 * configure: Regenerate.
2108 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
2109 * Makefile.in: Remove mention of X_* variables.
2110 * config/pa/x-ada-hpux10: Remove.
2111 * config/pa/x-ada: Remove.
2113 * doc/fragments.texi: Update.
2115 2008-07-30 Olivier Hainque <hainque@adacore.com>
2117 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
2118 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
2119 __dso_handle explicitly here.
2121 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2124 * c-typeck.c (build_binary_op): Encapsulate code into...
2125 * c-common.c (shorten_binary_op): ...this new function.
2126 (conversion_warning): Use the new function. Handle non-negative
2127 constant in bitwise-and.
2128 * c-common.h (shorten_binary_op): Declare.
2130 2008-07-30 Olivier Hainque <hainque@adacore.com>
2132 * scan.c (make_sstring_space): Add explicit conversions of
2133 allocator's return value.
2134 * fix-header.c (recognized_function): Likewise.
2136 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2138 * doc/cpp.texi: Update to GFDL 1.2.
2139 * doc/gcc.texi: Do not list GPL as Invariant Section.
2140 * doc/gccint.texi: Likewise. Update copyright years.
2141 * doc/install.texi: Update copyright years.
2143 2008-07-30 Alan Modra <amodra@bigpond.net.au>
2146 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
2147 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
2149 2008-07-29 Jan Hubicka <jh@suse.cz>
2151 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
2152 (grokdeclarator): Likewise.
2153 * langhooks.c (lhd_warn_unused_global_decl): Use
2154 DECL_DECLARED_INLINE_P.
2155 * print-tree.c (print_node): Remove DECL_INLINE check.
2157 2008-07-29 Richard Guenther <rguenther@suse.de>
2159 PR tree-optimization/36945
2160 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
2161 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
2162 Record invariant addresses un-decomposed.
2163 (copy_reference_ops_from_call): Record reference call
2164 arguments properly. Simplify.
2165 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
2166 helper split out from ...
2167 (create_component_ref_by_pieces): ... here. Simplify.
2168 Prepare for recursive invocation for call arguments.
2169 (create_expression_by_pieces): Adjust call to
2170 create_component_ref_by_pieces.
2171 (compute_avail): Process operand 2 of reference ops.
2173 2008-07-29 Richard Guenther <rguenther@suse.de>
2175 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
2177 2008-07-29 Jakub Jelinek <jakub@redhat.com>
2179 * c-format.c (check_format_types): Revert unwanted checkin.
2181 2008-07-29 Jan Hubicka <jh@suse.cz>
2183 * flags.h (flag_really_no_inline): Remove.
2184 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
2185 * toplev.c (flag_really_no_inline): Remove.
2186 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
2187 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
2188 (cgraph_decide_inlining_incrementally): Likewise.
2189 (compute_inline_parameters): Likewise.
2190 * opts.c (decode_options): Simplify.
2191 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
2192 * common.opt (finline): Initialize to 1.
2193 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
2195 2008-07-29 Jan Hubicka <jh@suse.cz>
2197 * predict.c (always_optimize_for_size_p): New function.
2198 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2199 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2200 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
2202 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
2203 * function.c (prepare_function_start): Set default profile.
2204 * function.h (rtl_data): Add maybe_hot_insn_p.
2205 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
2206 (construct_exit_block): Likewise.
2207 (tree_expand_cfg): Likewise.
2209 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2210 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2211 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2212 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
2215 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2218 * c-decl.c (merge_decls): Merge USED flags.
2220 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
2222 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
2223 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
2224 next_stack, lab_false and lab_over trees.
2226 2008-07-28 Richard Guenther <rguenther@suse.de>
2228 PR tree-optimization/36957
2229 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
2230 (useless_type_conversion_p): Remove.
2231 (types_compatible_p): Remove.
2232 * gimple.h (tree_ssa_useless_type_conversion): Declare.
2233 (useless_type_conversion_p): Declare.
2234 (types_compatible_p): Declare.
2235 (gimple_expr_type): Return the base type only if it is
2236 trivially convertible to the subtype.
2238 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
2240 * configure.ac: Use the m4_do macro to concatenate the warnings into
2241 one string in ACX_PROG_CC_WARNING_OPTS,
2242 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
2243 * configure: Regenerate.
2245 2008-07-28 Richard Guenther <rguenther@suse.de>
2247 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
2248 (insert_fake_stores): Remove.
2249 (realify_fake_stores): Likewise.
2250 (execute_pre): Remove dead code.
2251 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
2252 (find_func_aliases): Deal with it here instead.
2253 Re-enable gcc_unreachable call.
2255 2008-07-28 Richard Guenther <rguenther@suse.de>
2257 Merge from gimple-tuples-branch.
2259 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
2260 * gimple.def: New file.
2261 * gsstruct.def: Likewise.
2262 * gimple-iterator.c: Likewise.
2263 * gimple-pretty-print.c: Likewise.
2264 * tree-gimple.c: Removed. Merged into ...
2265 * gimple.c: ... here. New file.
2266 * tree-gimple.h: Removed. Merged into ...
2267 * gimple.h: ... here. New file.
2269 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
2270 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
2271 --enable-checking=gimple flag.
2272 * config.in: Likewise.
2273 * configure: Regenerated.
2275 * tree-ssa-operands.h: Tuplified.
2276 * tree-vrp.c: Likewise.
2277 * tree-loop-linear.c: Likewise.
2278 * tree-into-ssa.c: Likewise.
2279 * tree-ssa-loop-im.c: Likewise.
2280 * tree-dump.c: Likewise.
2281 * tree-complex.c: Likewise.
2282 * cgraphbuild.c: Likewise.
2283 * tree-ssa-threadupdate.c: Likewise.
2284 * tree-ssa-loop-niter.c: Likewise.
2285 * tree-pretty-print.c: Likewise.
2286 * tracer.c: Likewise.
2287 * gengtype.c: Likewise.
2288 * tree-loop-distribution.c: Likewise.
2289 * tree-ssa-loop-unswitch.c: Likewise.
2290 * cgraph.c: Likewise.
2291 * cgraph.h: Likewise.
2292 * tree-ssa-loop-manip.c: Likewise.
2293 * value-prof.c: Likewise.
2294 * tree-ssa-loop-ch.c: Likewise.
2295 * tree-tailcall.c: Likewise.
2296 * value-prof.h: Likewise.
2299 * tree-pass.h: Likewise.
2300 * ipa-cp.c: Likewise.
2301 * tree-scalar-evolution.c: Likewise.
2302 * tree-scalar-evolution.h: Likewise.
2303 * target.h: Likewise.
2304 * lambda-mat.c: Likewise.
2305 * tree-phinodes.c: Likewise.
2306 * diagnostic.h: Likewise.
2307 * builtins.c: Likewise.
2308 * tree-ssa-alias-warnings.c: Likewise.
2309 * cfghooks.c: Likewise.
2310 * fold-const.c: Likewise.
2311 * cfghooks.h: Likewise.
2312 * omp-low.c: Likewise.
2313 * tree-ssa-dse.c: Likewise.
2314 * ipa-reference.c: Likewise.
2315 * tree-ssa-uncprop.c: Likewise.
2316 * toplev.c: Likewise.
2317 * tree-gimple.c: Likewise.
2318 * tree-gimple.h: Likewise.
2319 * tree-chrec.c: Likewise.
2320 * tree-chrec.h: Likewise.
2321 * tree-ssa-sccvn.c: Likewise.
2322 * tree-ssa-sccvn.h: Likewise.
2323 * cgraphunit.c: Likewise.
2324 * tree-ssa-copyrename.c: Likewise.
2325 * tree-ssa-ccp.c: Likewise.
2326 * tree-ssa-loop-ivopts.c: Likewise.
2327 * tree-nomudflap.c: Likewise.
2328 * tree-call-cdce.c: Likewise.
2329 * ipa-pure-const.c: Likewise.
2330 * c-format.c: Likewise.
2331 * tree-stdarg.c: Likewise.
2332 * tree-ssa-math-opts.c: Likewise.
2333 * tree-ssa-dom.c: Likewise.
2334 * tree-nrv.c: Likewise.
2335 * tree-ssa-propagate.c: Likewise.
2336 * ipa-utils.c: Likewise.
2337 * tree-ssa-propagate.h: Likewise.
2338 * tree-ssa-alias.c: Likewise.
2339 * gimple-low.c: Likewise.
2340 * tree-ssa-sink.c: Likewise.
2341 * ipa-inline.c: Likewise.
2342 * c-semantics.c: Likewise.
2343 * dwarf2out.c: Likewise.
2345 * tree-ssa-loop-ivcanon.c: Likewise.
2346 * predict.c: Likewise.
2347 * tree-ssa-loop.c: Likewise.
2348 * tree-parloops.c: Likewise.
2349 * tree-ssa-address.c: Likewise.
2350 * tree-ssa-ifcombine.c: Likewise.
2351 * matrix-reorg.c: Likewise.
2352 * c-decl.c: Likewise.
2353 * tree-eh.c: Likewise.
2354 * c-pretty-print.c: Likewise.
2355 * lambda-trans.c: Likewise.
2356 * function.c: Likewise.
2357 * langhooks.c: Likewise.
2358 * ebitmap.h: Likewise.
2359 * tree-vectorizer.c: Likewise.
2360 * function.h: Likewise.
2361 * langhooks.h: Likewise.
2362 * tree-vectorizer.h: Likewise.
2363 * ipa-type-escape.c: Likewise.
2364 * ipa-type-escape.h: Likewise.
2365 * domwalk.c: Likewise.
2366 * tree-if-conv.c: Likewise.
2367 * profile.c: Likewise.
2368 * domwalk.h: Likewise.
2369 * tree-data-ref.c: Likewise.
2370 * tree-data-ref.h: Likewise.
2371 * tree-flow-inline.h: Likewise.
2372 * tree-affine.c: Likewise.
2373 * tree-vect-analyze.c: Likewise.
2374 * c-typeck.c: Likewise.
2375 * gimplify.c: Likewise.
2376 * coretypes.h: Likewise.
2377 * tree-ssa-phiopt.c: Likewise.
2378 * calls.c: Likewise.
2379 * tree-ssa-coalesce.c: Likewise.
2380 * tree.def: Likewise.
2381 * tree-dfa.c: Likewise.
2382 * except.c: Likewise.
2383 * except.h: Likewise.
2384 * cfgexpand.c: Likewise.
2385 * tree-cfgcleanup.c: Likewise.
2386 * tree-ssa-pre.c: Likewise.
2387 * tree-ssa-live.c: Likewise.
2388 * tree-sra.c: Likewise.
2389 * tree-ssa-live.h: Likewise.
2390 * tree-predcom.c: Likewise.
2391 * lambda.h: Likewise.
2392 * tree-mudflap.c: Likewise.
2393 * ipa-prop.c: Likewise.
2394 * print-tree.c: Likewise.
2395 * tree-ssa-copy.c: Likewise.
2396 * ipa-prop.h: Likewise.
2397 * tree-ssa-forwprop.c: Likewise.
2398 * ggc-page.c: Likewise.
2399 * c-omp.c: Likewise.
2400 * tree-ssa-dce.c: Likewise.
2401 * tree-vect-patterns.c: Likewise.
2402 * tree-ssa-ter.c: Likewise.
2403 * tree-nested.c: Likewise.
2404 * tree-ssa.c: Likewise.
2405 * lambda-code.c: Likewise.
2406 * tree-ssa-loop-prefetch.c: Likewise.
2407 * tree-inline.c: Likewise.
2408 * tree-inline.h: Likewise.
2409 * tree-iterator.c: Likewise.
2410 * tree-optimize.c: Likewise.
2411 * tree-ssa-phiprop.c: Likewise.
2412 * tree-vect-transform.c: Likewise.
2413 * tree-object-size.c: Likewise.
2414 * tree-outof-ssa.c: Likewise.
2415 * cfgloop.c: Likewise.
2416 * system.h: Likewise.
2417 * tree-profile.c: Likewise.
2418 * cfgloop.h: Likewise.
2419 * c-gimplify.c: Likewise.
2420 * c-common.c: Likewise.
2421 * tree-vect-generic.c: Likewise.
2422 * tree-flow.h: Likewise.
2423 * c-common.h: Likewise.
2424 * basic-block.h: Likewise.
2425 * tree-ssa-structalias.c: Likewise.
2426 * tree-switch-conversion.c: Likewise.
2427 * tree-ssa-structalias.h: Likewise.
2428 * tree-cfg.c: Likewise.
2429 * passes.c: Likewise.
2430 * ipa-struct-reorg.c: Likewise.
2431 * ipa-struct-reorg.h: Likewise.
2432 * tree-ssa-reassoc.c: Likewise.
2433 * cfgrtl.c: Likewise.
2434 * varpool.c: Likewise.
2436 * tree-ssanames.c: Likewise.
2437 * tree-ssa-threadedge.c: Likewise.
2438 * langhooks-def.h: Likewise.
2439 * tree-ssa-operands.c: Likewise.
2440 * config/alpha/alpha.c: Likewise.
2441 * config/frv/frv.c: Likewise.
2442 * config/s390/s390.c: Likewise.
2443 * config/m32c/m32c.c: Likewise.
2444 * config/m32c/m32c-protos.h: Likewise.
2445 * config/spu/spu.c: Likewise.
2446 * config/sparc/sparc.c: Likewise.
2447 * config/i386/i386.c: Likewise.
2448 * config/sh/sh.c: Likewise.
2449 * config/xtensa/xtensa.c: Likewise.
2450 * config/stormy16/stormy16.c: Likewise.
2451 * config/ia64/ia64.c: Likewise.
2452 * config/rs6000/rs6000.c: Likewise.
2453 * config/pa/pa.c: Likewise.
2454 * config/mips/mips.c: Likewise.
2456 2008-07-28 Simon Baldwin <simonb@google.com>
2458 * c-pragma.c (handle_pragma_message): New function.
2459 (init_pragma): Register handle_pragma_message.
2460 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
2463 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
2465 PR tree-optimization/35252
2466 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
2467 REALPART_EXPR to be considered as same load operation.
2469 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
2471 PR tree-optimization/36830
2472 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
2473 (expressions_equal_p): Return false if only one operand is null.
2475 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
2477 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
2478 version requirements.
2480 2008-07-26 Olivier Hainque <hainque@adacore.com>
2482 * collect2.c (symkind): New enum. Symbol kinds we care about.
2483 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
2484 code and head comment accordingly.
2485 (scan_prog_file): Use symkind names instead of bare integers.
2487 2008-07-25 Jan Hubicka <jh@suse.cz>
2489 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
2491 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
2492 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
2493 * dojump.c (clear_pending_stack_adjust): Likewise.
2494 * print-tree.c (print_node): Ignore DECL_INLINE.
2495 * tree-inline.c (inlinable_function_p): Likewise.
2497 2008-07-25 Michael Meissner <gnu@the-meissners.org>
2499 * doc/extend.texi (hot attribute): Document that the hot attribute
2500 turns on -O3 for some ports.
2501 (cold attribute): Document that the cold attribute turns on -Os
2504 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
2505 reflect function specific option support.
2507 * target.h (struct target_option_hooks): Add fields to say whether
2508 the cold attribute implies -Os and the hot attribute implies -O3.
2510 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
2511 By default, do not turn on -Os for cold functions.
2512 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
2513 not turn on -O3 for hot functions.
2515 * c-common.c (handle_hot_attribute): Use target hook to determine
2516 if hot functions should enable -O3.
2517 (handle_cold_attribute): Use target hook to determine if cold
2518 functions should enable -Os.
2520 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
2521 (override_options): Move disable scheduling to
2522 optimization_options.
2523 (optimization_options): Disable scheduling here, not
2525 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2526 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2528 * config/ia64/ia64.c (ia64_override_options): Move setting
2529 scheduling flags to ia64_optimization_options.
2530 (ia64_optimization_options): Disable scheduling options here, and
2531 not in ia64_override_options.
2532 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2533 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2535 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
2538 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
2540 2008-07-25 Martin Jambor <mjambor@suse.cz>
2542 PR tree-optimization/36926
2543 * ipa-prop.c (ipa_analyze_call_uses): Call
2544 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
2546 2008-07-25 Joseph Myers <joseph@codesourcery.com>
2548 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
2549 movv2si_internal): Add mem = reg alternative.
2551 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
2554 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
2555 DEFAULT_PCC_STRUCT_RETURN to 127.
2557 2008-07-24 Jan Hubicka <jh@suse.cz>
2559 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
2560 (build_cgraph_edges): Likewise.
2561 * cgraph.c (cgraph_node): Do not update assembler hash.
2562 (cgraph_remove_node): Drop non-unit-at-a-time code.
2563 * tree-pass.h (pass_O0_always_inline): Remove.
2564 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
2565 * toplev.c (process_options): Flag unit-at-a-time does not imply
2567 * cgraphunit.c: Update comments.
2568 (decide_is_function_needed): Drop non-unit-at-a-time mode.
2569 (cgraph_assemble_pending_functions): Remove.
2570 (cgraph_reset_node): Drop non-unit-at-a-time code.
2571 (cgraph_finalize_function): Likewise.
2572 (cgraph_analyze_function): Likewise.
2573 (cgraph_finalize_compilation_unit): Likewise.
2574 (cgraph_expand_function): Likewise.
2575 (cgraph_optimize): Likesise.
2576 (save_inline_function_body): Likewise.
2577 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
2578 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
2579 * ipa-inline.c: Update comments.
2580 (enum inlining_mode): remove INLINE_SPEED.
2581 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
2582 (cgraph_mark_inline_edge): Likewise.
2583 (try_inline): Likewise.
2584 (cgraph_decide_inlining_incrementally): Likewise.
2585 (cgraph_gate_inlining): Remove.
2586 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
2587 (cgraph_gate_early_inlining): Likewise.
2588 (gate_inline_passes): Remove.
2589 (pass_inline_parameters, pass_ipa_inline): Remove gates.
2590 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2591 pass_O0_always_inline): Remove.
2592 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
2593 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
2594 * opts.c (no_unit_at_a_time_default): Remove.
2595 (decode_options): Remove flag_unit_at_a_time reset and warning.
2596 * opts.h (no_unit_at_a_time_default): Remove.
2597 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
2598 early in GNU dialect.
2599 (merge_decls): Update comment; drop unit-at-a-time check.
2600 (finish_decl): Likewise.
2601 (grok_declaration): Remove flag_inline_trees code.
2602 (finish_functions): Return on function returning non-void on all
2604 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
2605 * cfgexpand.c (expand_one_static_var): Remove.
2606 (expand_one_var): Remove expand_one_static_var call.
2607 (expand_used_vars_for_block): Remove flag_unit_a_time check.
2608 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
2609 and flag_unit_at_a-time compatibility checks.
2610 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
2611 * tree-inline.c (flag_inline_trees): Remove.
2612 (inlinable_function_p): Don't check it.
2613 (expand_call_inline): Remove non-unit-at-a-time code.
2614 * tree-inline.h (flag_inline_trees): Remove.
2615 * tree-optimize.c (execute_early_local_optimizations): Remove
2616 unit-at-a-time checks.
2617 (tree_rest_of_compilation): Likewise.
2618 * combine.c (setup_incoming_promotions): Likewise.
2619 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
2620 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
2621 * passes.c (pass_inline_parameters): Update comments; remove
2622 O0_alwaysinline pass.
2623 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
2624 (execute_one_pass): Likewise.
2625 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
2626 (ix86_function_sseregparm): Likewise.
2627 * arm.c (arm_function_in_section_p): Likewise.
2628 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
2629 * varpool.c: Update comments.
2630 (decide_is_variable_needed): Remove unit-at-a-time checks.
2631 (varpool_finalize_decl): Likewise.
2633 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
2635 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
2637 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
2639 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
2641 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
2642 imp symbol extension.
2644 2008-07-23 Ian Lance Taylor <iant@google.com>
2646 * tree-vrp.c (infer_value_range): Ignore asm statements when
2647 looking for memory accesses for -fdelete-null-pointer-checks.
2649 2008-07-24 Ben Elliston <bje@au.ibm.com>
2651 * config/spu/spu-c.c (__vector_keyword): New variable.
2652 (vector_keyword): Likewise.
2653 (spu_categorize_keyword): New function.
2654 (spu_macro_to_expand): Likewise.
2655 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
2656 compiling an ISO C dialect.
2658 2008-07-24 Ben Elliston <bje@au.ibm.com>
2660 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
2663 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2665 * configure: Regenerate.
2666 * configure.ac: Require texinfo 4.7.
2667 * doc/install.texi: Document texinfo 4.7 requirement.
2669 2008-07-23 Martin Jambor <mjambor@suse.cz>
2671 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
2672 rather than for DECL_SAVED_TREE.
2673 * ipa-prop.c: Include diagnostic.h.
2674 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
2676 (ipa_detect_param_modifications): Function rewritten from scratch.
2677 (ipa_compute_jump_functions): Changed accesses to modification flags.
2678 (ipa_free_node_params_substructures): Update flags destruction.
2679 (ipa_node_duplication_hook): Update flags duplication.
2680 (ipa_print_all_params_modified): Updated flag access.
2681 * ipa-prop.h (struct ipa_param_flags): New structure.
2682 (struct ipa_node_params): New field modification_analysis_done,
2683 modified_flags changed into param_flags.
2684 (ipa_is_ith_param_modified): Changed to use new flags.
2685 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
2687 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
2688 ipa-cp.c and split into two functions.
2689 (ipa_print_node_jump_functions): New function.
2690 (compute_scalar_jump_functions): New function.
2691 (type_like_member_ptr_p): New function.
2692 (compute_pass_through_member_ptrs): New function.
2693 (fill_member_ptr_cst_jump_function): New function.
2694 (determine_cst_member_ptr): New function.
2695 (compute_cst_member_ptr_arguments): New function.
2696 (ipa_compute_jump_functions): Complete rewrite.
2697 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
2698 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
2699 (struct ipa_member_ptr_cst): New structure.
2700 (union jump_func_value): New field member_cst.
2701 * ipa-cp.c (ipcp_lat_is_insertable): New function.
2702 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
2703 jump function types.
2704 (ipcp_print_all_lattices): Slight fprintf rearrangement.
2705 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
2706 instead of ipcp_print_all_jump_functions.
2707 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
2708 only for replacable scalars.
2710 * doc/invoke.texi (Optimize options): Add description of
2711 -findirect-inlining.
2712 * common.opt (flag_indirect_inlining): New flag.
2713 * opts.c (decode_options): Set flag_indirect_inlining when
2716 * ipa-inline.c: Include ipa-prop.h.
2717 (inline_indirect_intraprocedural_analysis): New function.
2718 (inline_generate_summary): Allocate parameter and argument info
2719 structures, call inline_indirect_intraprocedural_analysis on each
2720 node when doing indirect inlining and deallocate indirect inlining
2721 data structures in the end.
2722 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
2723 (free_all_ipa_structures_after_iinln): New function.
2724 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
2726 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
2728 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
2729 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2730 of computing the frequency separately.
2731 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2732 of computing the frequency separately.
2733 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
2734 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
2735 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
2736 (ipa_get_stmt_member_ptr_load_param): New function.
2737 (ipa_is_ssa_with_stmt_def): New function.
2738 (ipa_note_param_call): New function.
2739 (ipa_analyze_call_uses): New function.
2740 (ipa_analyze_stmt_uses): New function.
2741 (ipa_analyze_params_uses): New function.
2742 (ipa_free_node_params_substructures): Also free the param_calls linked
2744 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
2745 (ipa_print_node_param_flags): New function.
2746 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
2747 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
2748 * ipa-prop.h (struct ipa_param_flags): New field called.
2749 (struct ipa_param_call_note): New structure.
2750 (struct ipa_node_params): New fields param_calls and
2752 (ipa_is_ith_param_called): New function.
2753 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2754 ipa_analyze_params_uses and dump parameter flags.
2756 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
2757 ipa_propagate_indirect_call_infos if performing indirect inlining,
2758 pass a new parameter new_edges to it.
2759 (add_new_edges_to_heap): New fucntion.
2760 (cgraph_decide_inlining_of_small_functions): New vector
2761 new_indirect_edges for newly found indirect edges , call
2762 ipa_propagate_indirect_call_infos after inlining.
2763 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
2764 inlining if performing indirect inlining. Call
2765 free_all_ipa_structures_after_iinln when doing so too.
2766 (inline_generate_summary): Do not call
2767 free_all_ipa_structures_after_iinln here.
2768 * ipa-prop.c (update_jump_functions_after_inlining): New function.
2769 (print_edge_addition_message): New function.
2770 (update_call_notes_after_inlining): New function.
2771 (propagate_info_to_inlined_callees): New function.
2772 (ipa_propagate_indirect_call_infos): New function.
2773 * ipa-prop.h: Include cgraph.h
2774 (struct ipa_param_call_note): Fields reordered, new field processed.
2775 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
2777 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
2778 rediscovered call statements.
2779 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
2780 (dump_cgraph_node): Dump also the indirect_call flag.
2781 (cgraph_clone_edge): Copy also the indirect_call flag.
2782 * tree-inline.c (copy_bb): Do not check for fndecls from call
2783 expressions, check for edge availability when moving clones.
2784 (get_indirect_callee_fndecl): New function.
2785 (expand_call_inline): If callee declaration is not apprent from
2786 the statement, try calling get_indirect_callee_fndecl. Do not
2787 issue warnings or call sorry when not inlinings an indirect edge.
2788 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
2790 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
2791 bit more frandly to matching.
2792 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
2793 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
2794 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
2796 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2799 * opth-gen.awk: Suppress function specific features when building
2801 * optc-gen.awk: Ditto.
2803 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2806 * diagnostic.c (pedwarn): Add opt parameter.
2808 * c-tree.h (pedwarn_init): Add opt parameter.
2809 (pedwarn_c90): Likewise.
2810 (pedwarn_c99): Likewise.
2811 * c-errors.c (pedwarn_c99): Likewise.
2812 (pedwarn_c90): Likewise.
2813 * toplev.h (pedwarn): Update declaration.
2814 (pedwarn0): Declare.
2815 * c-lex.c: All calls to pedwarn changed.
2816 * builtins.c: All calls to pedwarn changed.
2817 * toplev.c: All calls to pedwarn changed.
2818 * c-decl.c: All calls to pedwarn changed.
2819 * c-typeck.c: All calls to pedwarn changed.
2820 * c-common.c: All calls to pedwarn changed.
2821 * c-parser.c: All calls to pedwarn changed.
2823 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2824 Karthik Kumar <karthikkumar@gmail.com>
2826 * attribs.c (file scope): Include c-common.h.
2827 (decl_attributes): Add support for #pragma GCC optimize and
2830 * targhooks.c (default_can_inline_p): New function that is the
2831 default for the TARGET_CAN_INLINE_P target hook.
2833 * targhooks.h (default_can_inline_p): Add declaration.
2835 * tree.c (cl_optimization_node): New static tree for building
2836 OPTIMIZATION_NODE tree.
2837 (cl_target_option_node): New static tree for building
2838 TARGET_OPTION_NODE tree.
2839 (cl_option_hash_table): New hash table for hashing
2840 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2841 (cl_option_hash_hash): New function to provide the hash value for
2842 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2843 (cl_option_hash_eq): New function to provide an equality test for
2844 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2845 (tree_code_size): Add support for OPTIMIZATION_NODE and
2846 TARGET_OPTION_NODE trees.
2847 (tree_code_structure): Add support for OPTIMIZATION_NODE and
2848 TARGET_OPTION_NODE trees.
2849 (build_optimization_node): Build a tree that has all of the
2850 current optimization options.
2851 (build_target_option_node): Build a tree that has the target
2852 options that might be changed on a per function basis.
2854 * tree.h (file scope): Include options.h.
2855 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
2856 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2857 (TREE_OPTIMIZATION): Ditto.
2858 (TREE_TARGET_SPECIFIC): Ditto.
2859 (struct tree_function_decl): Add fields for remembering the
2860 current optimization options and target specific options.
2861 (struct tree_optimization_option): New tree variant that remembers
2862 the optimization options.
2863 (struct tree_target_option): New tree variant that remembers the
2864 target specific flags that might change for compiling a particular
2866 (union tree_node): Include tree_optimization_option and
2867 tree_target_option fields.
2868 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
2869 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
2870 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
2871 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
2872 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
2873 optimization and target options.
2874 (optimization_default_node): New macro to refer to global_trees
2876 (optimization_current_node): Ditto.
2877 (optimization_cold_node): Ditto.
2878 (optimization_hot_node): Ditto.
2879 (target_option_default_node): Ditto.
2880 (target_option_current_node): Ditto.
2881 (current_option_pragma): Ditto.
2882 (current_optimize_pragma): Ditto.
2884 * target.h (struct gcc_target): Add valid_option_attribute_p,
2885 target_option_save, target_option_restore, target_option_print,
2886 target_option_pragma_parse, and can_inline_p hooks.
2888 * toplev.h (parse_optimize_options): Add declaration.
2889 (fast_math_flags_struct_set_p): Ditto.
2891 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
2892 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
2895 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
2896 tree_can_inline_p hook to see if one function can inline another.
2897 (cgraph_decide_inlining): Ditto.
2898 (cgraph_decide_inlining_incrementally): Ditto.
2900 * opts.c (decode_options): Add support for running multiple times
2901 to allow functions with different target or optimization options
2902 than was specified on the command line.
2903 (fast_math_flags_struct_set_p): New function that is similar to
2904 fast_math_flags_set_p, except it uses the values in the
2905 cl_optimization structure instead of global variables.
2907 * optc-gen.awk: Add support for TargetSave to allow a back end to
2908 declare new fields that need to be saved when using function
2909 specific options. Include flags.h and target.h in the options.c
2910 source. Add support for Save to indicate which options can be set
2911 for individual functions. Generate cl_optimize_save,
2912 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
2913 cl_target_option_restore, cl_target_option_print functions to
2914 allow functions to use different optimization or target options.
2916 * opt-functions.awk (var_type_struct): Return the type used for
2917 storing the field in a structure.
2919 * opth-gen.awk: Add support for TargetSave to allow a back end to
2920 declare new fields that need to be saved when using function
2921 specific options. Add support for Save to indicate which options
2922 can be set for individual functions. Only generate one extern for
2923 Mask fields. Generate cl_optimization and cl_target_option
2924 structures to remember optimization and target options.
2926 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
2927 collecting new tree nodes.
2928 (TS_TARGET_OPTION): Ditto.
2930 * c-decl.c (merge_decls): Merge function specific target and
2931 optimization options.
2933 * function.c (invoke_set_current_function_hook): If the function
2934 uses different optimization options, change the global variables
2937 * coretypes.h (struct cl_optimization): Add forward reference.
2938 (struct cl_target_option): Ditto.
2940 * c-pragma.c (option_stack): New static vector to remember the
2941 current #pragma GCC option stack.
2942 (handle_pragma_option): New function to support #pragma GCC option
2943 to change target options.
2944 (optimize_stack): New static vector to remember the current
2945 #pragma GCC optimize stack.
2946 (handle_pragma_optimize): New function to support #pragma GCC
2947 optimize to change optimization options.
2948 (init_pragma): Add support for #pragma GCC optimize and #pragma
2951 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
2952 optimization options.
2953 (TARGET_OPTION_NODE): New tree code for remembering certain target
2956 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
2957 TARGET_OPTION_NODE trees.
2959 * common.opt (-O): Add Optimization flag.
2961 (-fmath-errno): Ditto.
2962 (-falign-functions): Add UInteger flag to make sure flag gets full
2963 int in cl_optimization structure.
2964 (-falign-jumps): Ditto.
2965 (-falign-labels): Ditto.
2966 (-falign-loops): Ditto.
2967 (-fsched-stalled-insns): Ditto.
2968 (-fsched-stalled-insns-dep): Ditto.
2970 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
2972 (TARGET_OPTION_SAVE): Ditto.
2973 (TARGET_OPTION_RESTORE): Ditto.
2974 (TARGET_OPTION_PRINT): Ditto.
2975 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2976 (TARGET_CAN_INLINE_P): Ditto.
2977 (TARGET_INITIALIZER): Add new hooks.
2979 * tree-inline.c (tree_can_inline_p): New function to determine
2980 whether one function can inline another. Check if the functions
2981 use compatible optimization options, and also call the backend
2984 * tree-inline.h (tree_can_inline_p): Add declaration.
2986 * c-common.c (c_common_attribute): Add support for option and
2987 optimize attributes.
2988 (handle_option_attribute): Add support for the option attribute to
2989 allow the user to specify different target options for compiling a
2991 (handle_optimize_attribute): Add support for the optimize
2992 attribute to allow the user to specify different optimization
2993 options for compiling a specific function.
2994 (handle_hot_attribute): Turn on -O3 optimization for this one
2995 function if it isn't the default optimization level.
2996 (handle_cold_attribute): Turn on -Os optimization for this one
2997 function if it insn't the default optimization.
2998 (const_char_p): New const char * typedef.
2999 (optimize_args): New static vector to remember the optimization
3001 (parse_optimize_options): New function to set up the optimization
3002 arguments from either the optimize attribute or #pragma GCC optimize.
3004 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
3005 (builtin_define_std): Ditto.
3007 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
3008 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
3009 (x86_64-*-*): Ditto.
3011 * Makefile.in (TREE_H): Add options.h.
3012 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
3014 * doc/extend.texi (option attribute): Document new attribute.
3015 (optimize attribute): Ditto.
3016 (hot attribute): Document hot attribute sets -O3.
3017 (cold attribute): Document cold attribute sets -Os.
3018 (#pragma GCC option): Document new pragma.
3019 (#pragma GCC optimize): Ditto.
3021 * doc/options.texi (TargetSave): Document TargetSave syntax.
3022 (UInteger): Document UInteger must be used for certain flags.
3023 (Save): Document Save option to create target specific options
3024 that can be saved/restored on a function specific context.
3026 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
3027 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3029 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
3030 (TARGET_OPTION_SAVE): Ditto.
3031 (TARGET_OPTION_RESTORE): Ditto.
3032 (TARGET_OPTION_PRINT): Ditto.
3033 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3034 (TARGET_CAN_INLINE_P): Ditto.
3036 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
3038 (-mfpmath=both): Ditto.
3040 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3041 Karthik Kumar <karthikkumar@gmail.com>
3043 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
3044 (TARGET_POPCNT): Ditto.
3045 (TARGET_SAHF): Ditto.
3046 (TARGET_AES): Ditto.
3047 (TARGET_PCLMUL): Ditto.
3048 (TARGET_CMPXCHG16B): Ditto.
3049 (TARGET_RECIP): Move switch into target_flags.
3050 (TARGET_FUSED_MADD): Ditto.
3051 (ix86_arch_features): Make an unsigned char type.
3052 (ix86_tune_features): Ditto.
3053 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
3054 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
3055 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
3057 * config/i386/i386.opt (arch): New TargetSave field to define
3058 fields that need to be saved for function specific option support.
3061 (branch_cost): Ditto.
3062 (ix86_isa_flags_explicit): Ditto.
3063 (tune_defaulted): Ditto.
3064 (arch_specified): Ditto.
3065 (-m128-long-double): Add Save flag to save option for target
3066 specific option support.
3068 (-maccumulate-outgoing-args): Ditto.
3069 (-malign-double): Ditto.
3070 (-malign-stringops): Ditto.
3071 (-mfancy-math-387): Ditto.
3072 (-mhard-float): Ditto.
3074 (-minline-all-stringops): Ditto.
3075 (-minline-stringops-dynamically): Ditto.
3076 (-mms-bitfields): Ditto.
3077 (-mno-align-stringops): Ditto.
3078 (-mno-fancy-math-387): Ditto.
3079 (-mno-push-args): Ditto.
3080 (-mno-red-zone): Ditto.
3081 (-mpush-args): Ditto.
3082 (-mred-zone): Ditto.
3084 (-msseregparm): Ditto.
3085 (-mstack-arg-probe): Ditto.
3100 (-mrecip): Move flag into target_flags.
3102 (-mno-fused-madd): Ditto.
3103 (-mfused-madd): Ditto.
3104 (-mabm): Move flag into ix86_isa_flags.
3111 * config/i386/i386-c.c: New file for #pragma support.
3112 (ix86_target_macros_internal): New function to #define or #undef
3113 target macros based when the user uses the #pragma GCC option to
3114 change target options.
3115 (ix86_pragma_option_parse): New function to add #pragma GCC option
3117 (ix86_target_macros): Move defining the target macros here from
3118 TARGET_CPU_CPP_BUILTINS in i386.h.
3119 (ix86_register_pragmas): Register the #pragma GCC option hook. If
3120 defined, initialize any subtarget #pragmas.
3122 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
3123 REGISTER_TARGET_PRAGMAS.
3125 * config/i386/t-i386: New file for x86 dependencies.
3126 (i386.o): Make dependencies mirror the include files used.
3127 (i386-c.o): New file, add dependencies.
3129 * config/i386/i386-protos.h (override_options): Add bool argument.
3130 (ix86_valid_option_attribute_tree): Add declaration.
3131 (ix86_target_macros): Ditto.
3132 (ix86_register_macros): Ditto.
3134 * config/i386/i386.c (ix86_tune_features): Move initialization of
3135 the target masks to initial_ix86_tune_features to allow functions
3136 to have different target options. Make type unsigned char,
3137 instead of unsigned int.
3138 (initial_ix86_tune_features): New static vector to hold processor
3139 masks for the tune variables.
3140 (ix86_arch_features): Move initialization of the target masks to
3141 initial_ix86_arch_features to allow functions to have different
3142 target options. Make type unsigned char, instead of unsigned int.
3143 (initial_ix86_arch_features): New static vector to hold processor
3144 masks for the arch variables.
3145 (enum ix86_function_specific_strings): New enum to describe the
3146 string options used for attribute((option(...))).
3147 (ix86_target_string): New function to return a string that
3148 describes the target options.
3149 (ix86_debug_options): New function to print the current options in
3151 (ix86_function_specific_save): New function hook to save the
3152 function specific global variables in the cl_target_option structure.
3153 (ix86_function_specific_restore): New function hook to restore the
3154 function specific variables from the cl_target_option structure to
3155 the global variables.
3156 (ix86_function_specific_print): New function hook to print the
3157 target specific options in the cl_target_option structure.
3158 (ix86_valid_option_attribute_p): New function hook to validate
3159 attribute((option(...))) arguments.
3160 (ix86_valid_option_attribute_tree): New function that is common
3161 code between attribute((option(...))) and #pragma GCC option
3162 support that parses the options and returns a tree holding the options.
3163 (ix86_valid_option_attribute_inner_p): New helper function for
3164 ix86_valid_option_attribute_tree.
3165 (ix86_can_inline_p): New function hook to decide if one function
3166 can inline another on a target specific basis.
3167 (ix86_set_current_function); New function hook to switch target
3168 options if the user used attribute((option(...))) or #pragma GCC
3170 (ix86_tune_defaulted): Move to static file scope from
3172 (ix86_arch_specified): Ditto.
3173 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
3175 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
3176 (OPTION_MASK_ISA_ABM_SET): Ditto.
3177 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
3178 (OPTION_MASK_ISA_CX16_SET): Ditto.
3179 (OPTION_MASK_ISA_SAHF_SET): Ditto.
3180 (OPTION_MASK_ISA_AES_UNSET): Ditto.
3181 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
3182 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
3183 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
3184 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
3185 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
3186 (struct ptt): Move to static file scope from override_options.
3187 (processor_target_table): Ditto.
3189 (ix86_handle_option): Add support for options that are now isa options.
3190 (override_options): Add support for declaring functions that
3191 support different target options than were specified on the
3192 command line. Move struct ptt, processor_target_table, cpu_names,
3193 ix86_tune_defaulted, ix86_arch_specified to static file scope.
3194 Add bool argument. Fix up error messages so the appropriate error
3195 is given for either command line or attribute.
3196 (ix86_previous_fndecl): New static to remember previous function
3197 declaration to see if we need to change target options.
3198 (ix86_builtins_isa): New array to record the ISA of each builtin
3200 (def_builtin): Always create the builtin function, even if the
3201 current ISA doesn't support it.
3202 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
3203 tests for those builtins.
3204 (ix86_init_builtins): Remove TARGET_MMX test for calling
3205 ix86_init_mmx_sse_builtins.
3206 (ix86_expand_builtin): If the current ISA doesn't support a given
3207 builtin, signal an error.
3208 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
3209 (TARGET_SET_CURRENT_FUNCTION): Ditto.
3210 (TARGET_OPTION_SAVE): Ditto.
3211 (TARGET_OPTION_RESTORE): Ditto.
3212 (TARGET_OPTION_PRINT): Ditto.
3213 (TARGET_CAN_INLINE_P): Ditto.
3215 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
3217 * c-typeck.c (build_external_ref): Don't call assemble_external.
3218 * final.c (output_operand): Call assemble_external.
3220 2008-07-21 DJ Delorie <dj@redhat.com>
3222 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
3223 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3225 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3227 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
3228 original insn and splitter contents into ...
3229 ("*div<mode>3_fast"): ... this new pattern. Enable only if
3230 flag_unsafe_math_optimizations. Add dummy scratch register.
3231 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
3232 !flag_unsafe_math_optimizations. Returns number with next
3233 highest magnitude if this is still less or equal to the true
3234 quotient in magnitude.
3236 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
3238 * Makefile.in: Replace toplev.h with TOPLEV_H.
3239 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
3240 * c-lex.c (fe_file_change): Don't set in_system_header.
3241 * c-parser.c (c_token): Remove in_system_header.
3242 (c_lex_one_token): Don't set in_system_header.
3243 (c_parser_set_source_position_from_token): Don't set in_system_header.
3244 * diagnostic.c (diagnostic_report_diagnostic): Use location from
3247 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
3248 * flags.h (in_system_header): Remove.
3249 * function.c (saved_in_system_header): Remove.
3250 (push_cfun): Don't set in_system_header.
3251 (pop_cfun): Don't set in_system_header.
3252 (push_struct_function): Don't set in_system_header.
3253 * input.h (expanded_location): Add sysp.
3254 (in_system_header_at): New.
3255 (in_system_header): New.
3256 * toplev.c (in_system_header): Remove.
3257 * toplev.h: Include input.h
3259 * tree-cfg.c (execute_warn_function_return): Call warning_at.
3260 * tree-ssa.c (warn_uninit): Call warning_at.
3261 (warn_uninitialized_var): Update calls to warn_uninit.
3262 (warn_uninitialized_phi): Update calls to warn_uninit.
3263 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
3264 (expand_location): Initialize xloc.sysp.
3265 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
3266 (tree_decl_with_vis): Remove in_system_header_flag.
3268 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
3271 * recog.c (asm_operand_ok): Change the order of the extra
3272 memory constraint checks.
3274 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3277 * tree-switch-conversion.c (build_one_array): Call
3278 varpool_mark_needed_node and varpool_finalize_decl
3279 instead of assemble_variable.
3281 2008-07-19 Jan Hubicka <jh@suse.cz>
3283 * cgraph.c (cgraph_add_new_function): Do early local passes.
3284 * tree-nrv.c (gate_pass_return_slot): New gate.
3285 (pass_nrv): Add the gate.
3286 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
3288 (coalesce_ssa_name): Coalesce SSA names.
3289 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
3290 not optimizing so unused user vars remains visible.
3291 * common.opt (flag_tree_ter): Always enable by default.
3292 * tree-ssa-ter.c: Include flags.h
3293 (is_replaceable_p): Check that locations match; when aliasing is missing
3294 be conservative about loads.
3295 * tree-optimize.c (gate_init_datastructures): Remove.
3296 (pass_init_datastructures): New.
3297 * passes.c: Reorder passes so we always go into SSA.
3299 2008-07-19 Jan Hubicka <jh@suse.cz>
3301 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
3302 * doc/invoke.texi (--combine): Likewise.
3303 (-finline-functions-called-once): Update levels when enabled.
3304 (-funit-at-a-time): Document new behaviour.
3305 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
3306 -fno-section-anchors when disabled explicitly.
3307 (inline params): They are not ignored now.
3308 (precompiled headers): Remove unit-at-a-time as being incompatible.
3309 * opts.c (decode_options): Handle unit-at-a-time as alias;
3310 imply -fno-section-anchors when toplevel reorder is disabled
3312 * common.opt (ftoplevel-reorder): Set default value to 2.
3313 (funit-at-a-time): Set default value to 1.
3314 * config/rs6000/rs6000.c (optimization_options): Set section anchors
3317 2008-07-19 Jan Hubicka <jh@suse.cz>
3319 * builtins.c (expand_builtin_int_roundingfn,
3320 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
3323 2008-07-19 Richard Guenther <rguenther@suse.de>
3326 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
3327 * tree-ssa-sccvn.c (get_constant_value_id): New function.
3328 * tree-ssa-pre.c (get_expr_value_id): For newly created
3329 constant value-ids make sure to add the expression to its
3332 2008-07-19 Jakub Jelinek <jakub@redhat.com>
3335 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
3336 return value of the builtin is ignored.
3338 2008-07-19 Olivier Hainque <hainque@adacore.com>
3340 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
3341 bits, a C conformant malloc implementation has to provide.
3342 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
3344 2008-07-19 Joseph Myers <joseph@codesourcery.com>
3348 * reload.c (find_reloads_subreg_address): Only reload address if
3349 reloaded == 0, not for reloaded != 1.
3352 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3353 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3354 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3355 m32c_legitimize_reload_address.
3357 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3358 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3359 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3361 2008-07-19 Olivier Hainque <hainque@adacore.com>
3363 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
3364 argument, saying whether nested array are to be collapsed
3365 into a single array type DIE with multiple subscripts.
3366 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
3367 issues, centralize the nested array types collapsing control and
3368 disable the transformation for Ada.
3370 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
3373 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
3375 (x86_64_shift_adj_2): New expander.
3376 (x86_64_shift_adj_3): Ditto.
3377 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
3378 to split TImode operands.
3379 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
3380 (ix86_split_lshr): Ditto.
3382 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
3384 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
3385 and __CHAR32_TYPE__.
3386 * c-typeck.c (digest_init): Support char16_t and char32_t.
3387 (set_nonincremental_init_from_string): Idem.
3389 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3392 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
3393 PREFERRED_STACK_BOUNDARY.
3394 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3396 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3399 * function.c (locate_and_pad_parm): Cap boundary earlier.
3401 2008-07-17 Julian Brown <julian@codesourcery.com>
3403 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
3404 no-op for targets which don't use DLLs.
3406 2008-07-17 Martin Jambor <mjambor@suse.cz>
3408 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
3409 that nodes are relevant by examining the node->analyzed flag.
3410 (ipcp_init_stage): Check which nodes are relevant, assert that the
3411 relevant ones are also required.
3412 (ipcp_propagate_stage): Check on the side arrays are properly
3414 (ipcp_print_all_jump_functions): Make sure not to touch any node
3415 that is not analyzed or an edge that does not have a corresponding
3416 entry in the on-the-side vectors.
3417 (ipcp_function_scale_print): Likewise.
3418 (ipcp_update_callgraph): Check that the node is relevant.
3419 (ipcp_insert_stage): Check that the node is relevant. Check there is
3420 an info for every node and edge.
3421 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
3422 (ipa_print_all_tree_maps): Likewise and a new variable info.
3423 (ipa_print_all_params_modified): Likewise.
3424 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
3426 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
3429 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
3431 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
3433 PR rtl-optimization/36753
3434 * fwprop.c (use_killed_between): Don't shortcut
3435 single-definition global registers.
3437 2008-07-16 Jan Hubicka <jh@suse.cz>
3439 * cgraph.h (varpool_empty_needed_queue): Declare.
3440 * cgraphunit.c (output_in_order): Mark all variables as needed;
3442 * varpool.c (varpool_assemble_node): Update debug queue.
3443 (varpool_assemble_pending_decls): Don't do it here.
3444 (varpool_empty_needed_queue): New function.
3446 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3448 * recog.c (peephole2_optimize): Fix formatting.
3450 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3452 * c-pch.c (get_ident): Avoid C++ keywords.
3453 * combine-stack-adj.c (single_set_for_csa): Likewise.
3454 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
3455 output_asm_insn): Likewise.
3456 * reload.c (push_secondary_reload, find_reusable_reload,
3457 push_reload, combine_reloads, find_reloads,
3458 debug_reload_to_stream): Likewise.
3459 * reload.h (struct reload): Likewise.
3460 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
3461 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
3462 emit_output_reload_insns): Likewise.
3463 * targhooks.c (default_secondary_reload): Likewise.
3464 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
3466 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3468 * recog.c (validate_change_1, validate_change,
3469 validate_unshare_change, validate_replace_rtx_1, struct
3470 funny_match, constrain_operands, peephole2_optimize): Avoid C++
3472 * reload.c (push_secondary_reload, secondary_reload_class,
3473 scratch_reload_class, find_valid_class, find_reusable_reload,
3474 push_reload, find_dummy_reload, find_reloads_address_1,
3475 find_reloads_address_part, find_equiv_reg): Likewise.
3476 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
3477 choose_reload_regs): Likewise.
3478 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
3480 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3481 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3482 * sched-rgn.c (concat_INSN_LIST): Likewise.
3483 * stor-layout.c (mode_for_size, mode_for_size_tree,
3484 smallest_mode_for_size): Likewise.
3486 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3488 * cfg.c (dump_reg_info): Avoid C++ keywords.
3489 * dwarf2asm.c (dw2_force_const_mem,
3490 dw2_asm_output_encoded_addr_rtx): Likewise.
3491 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
3492 * expmed.c (expand_shift): Likewise.
3493 * global.c (find_reg): Likewise.
3494 * graph.c (draw_edge): Likewise.
3495 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
3496 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
3497 widen_clz, widen_bswap, expand_parity, expand_unop,
3498 emit_cmp_and_jump_insn_1): Likewise.
3499 * postreload.c (reload_cse_simplify_operands): Likewise.
3500 * ra.h (add_neighbor): Likewise.
3501 * reg-stack.c (remove_regno_note, change_stack): Likewise.
3502 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
3503 record_reg_classes, copy_cost, record_address_regs,
3504 invalid_mode_change_p): Likewise.
3505 * regrename.c (regrename_optimize, scan_rtx_reg,
3506 dump_def_use_chain, find_oldest_value_reg,
3507 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
3509 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3511 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
3512 MASK_POWERPC64 for power4 in previous commit.
3514 2008-07-16 Olivier Hainque <hainque@adacore.com>
3516 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
3517 instead of bare conversion to cast const-ness away.
3519 2008-07-16 Anatoly Sokolov <aesok@post.ru>
3521 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
3522 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
3523 * config/xtensa/xtensa.c (xtensa_function_value): New function.
3524 (TARGET_FUNCTION_VALUE): Define.
3526 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3528 * config/rs6000/rs6000.c (processor_target_table): Add
3529 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
3531 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3534 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3535 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3536 m32c_legitimize_reload_address.
3538 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
3540 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
3541 DECL_IN_SYSTEM_HEADER in sync.
3543 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
3545 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
3546 * tree-ssa-pre.c (pre_expr_eq): Ditto
3547 (get_constant_for_value_id): Take a type as an argument.
3548 (fully_constant_expression): Pass in type.
3549 (find_or_generate_expression): Short circuit constant case.
3550 (create_expression_by_pieces): Remove special casing of
3552 (do_regular_insertion): Short circuit constant case.
3553 (do_partial_partial_insertion): Ditto.
3555 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3558 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
3560 2008-07-15 Bob Wilson <bob.wilson@acm.org>
3562 * config/xtensa/libgcc-xtensa.ver: New file.
3563 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
3565 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3567 * df-problems.c (df_set_note): Avoid C++ keywords.
3568 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
3569 * dse.c (record_store, remove_useless_values): Likewise.
3570 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
3571 gen_reg_rtx_offset, operand_subword, change_address_1,
3572 change_address, adjust_address_1, offset_address,
3573 widen_memory_access, emit_copy_of_insn_after): Likewise.
3574 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
3575 * fwprop.c (should_replace_address, propagate_rtx_1,
3576 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
3578 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
3579 gcse_emit_move_after, update_ld_motion_stores): Likewise.
3580 * lcm.c (compute_insert_delete, pre_edge_lcm,
3581 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
3582 * lower-subreg.c (resolve_reg_notes): Likewise.
3583 * mode-switching.c (optimize_mode_switching): Likewise.
3585 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3587 * bt-load.c (add_btr_def, migrate_btr_def,
3588 branch_target_load_optimize): Avoid C++ keywords.
3589 * caller-save.c (insert_restore, insert_save, insert_one_insn):
3591 * combine.c (subst, simplify_set, make_extraction,
3592 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
3593 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
3594 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
3596 2008-07-15 Richard Guenther <rguenther@suse.de>
3599 * c-common.c (strict_aliasing_warning): Do not warn for
3600 TYPE_REF_CAN_ALIAS_ALL pointers.
3601 (c_common_get_alias_set): may_alias types are not special.
3602 * tree.c (build_pointer_type_for_mode): Look up the may_alias
3603 attribute and set can_ref_all accordingly.
3604 (build_reference_type_for_mode): Likewise.
3605 * doc/extend.texi (may_alias): Clarify.
3607 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3610 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3611 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3613 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3616 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
3617 gcc_assert, instead call output_operand_lossage.
3619 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
3621 * builtins.c (std_canonical_va_list): Treat structure based
3624 2008-07-15 Ben Elliston <bje@au.ibm.com>
3626 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
3628 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
3630 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
3633 2008-07-14 Jan Hubicka <jh@suse.cz>
3635 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
3636 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
3637 fix predicates and constraints.
3638 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
3639 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
3641 2008-07-14 Doug Kwan <dougkwan@google.com>
3643 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
3644 additional option file arm/eabi.opt.
3645 * config/arm/eabi.h (File): New configuration file for EABI targets.
3646 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
3647 SUBSUBTARGET_EXTRA_SPECS.
3648 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
3649 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
3650 from STARTFILE_SPEC so that it can be referenced in an override.
3651 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
3652 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
3653 can be referenced in an override.
3654 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
3655 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
3656 so that it can be referenced in an override.
3657 (LINK_SPEC): Use BPABI_LINK_SPEC.
3658 * config/arm/eabi.opt (File): New.
3660 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3662 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
3663 (FIXED_VALUE_H): New variable.
3664 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
3665 input.h, fixed-value.h.
3666 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
3667 (BASIC_BLOCK_H): Use $(BITMAP_H).
3668 (FUNCTION_H): Add varray.h.
3669 (IPA_REFERENCE_H): Use $(BITMAP_H).
3670 (CGRAPH_H): Add $(BASIC_BLOCK_H).
3671 (DF_H): Use $(BITMAP_H).
3672 (GGC_H): Add statistics.h.
3674 (INSN_ATTR_H): Use it.
3675 (SYSTEM_H): Add safe-ctype.h, filenames.h.
3677 (SYMTAB_H): Add $(OBSTACK_H).
3678 (CPP_INTERNAL_H): New.
3679 (TREE_DUMP_H): Add tree-pass.h.
3680 (TREE_FLOW_H): Use $(BITMAP_H)
3681 (PRETTY_PRINT_H): Use $(INPUT_H).
3682 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
3685 (many object files): Fix lots of header dependencies throughout.
3687 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3689 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
3691 (s-gtyp-input): Use them to write tmp-gi.list.
3692 (echo_to_gi.list): Remove.
3694 2008-07-14 Richard Guenther <rguenther@suse.de>
3696 * tree-ssa-sccvn.c (pre_info): Remove.
3697 (switch_to_PRE_table): Likewise.
3698 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
3699 (set_hashtable_value_ids): Do not create value-ids for the
3701 (run_scc_vn): Remove double test. Remove bogus special-case
3702 in value-number printing.
3703 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
3704 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
3706 * tree-flow-inline.h (get_value_handle): Remove.
3707 * tree-flow.h (get_value_handle): Remove.
3709 2008-07-14 Martin Jambor <mjambor@suse.cz>
3711 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
3712 in which we generate arithmetics is not a subrange.
3714 2008-07-14 Martin Jambor <mjambor@suse.cz>
3716 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
3718 2008-07-14 Richard Guenther <rguenther@suse.de>
3720 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
3722 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
3725 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
3726 reload for symbol refs moved to r0 with -fPIC.
3727 (legitimize_pic_address): Use the target register as temporary
3729 (emit_symbolic_move): Adjust comment.
3730 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
3733 2008-07-14 Ben Elliston <bje@au.ibm.com>
3735 * c-common.h (C_CPP_HASHNODE): New macro.
3736 * coretypes.h (struct cpp_token): Forward declare.
3737 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3738 the context-sensitive keyword method.
3739 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
3740 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
3741 expand_bool_pixel): New.
3742 (altivec_categorize_keyword): New function.
3743 (init_vector_keywords): New function.
3744 (rs6000_macro_to_expand): Likewise.
3745 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
3746 compiling an ISO C dialect.
3748 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
3750 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
3751 (create_expression_by_pieces): Fix typo.
3752 (do_regular_insertion): Use debug counter here too.
3754 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
3757 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
3758 CONST_OK_FOR_LETTER_P. All port-local users changed.
3759 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
3760 implement Kp matching power-of-two.
3761 (CONSTRAINT_LEN): Define to match.
3762 * config/cris/cris.md: Replace all use of constraint K with Kc.
3763 ("*btst*): Use Kp for operand 0 of last alternative.
3765 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3768 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
3771 2008-07-13 Jan Hubicka <jh@suse.cz>
3773 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
3776 2008-07-13 Richard Guenther <rguenther@suse.de>
3779 * langhooks.c (lhd_print_error_function): Deal with recursive
3782 2008-07-12 Jan Hubicka <jh@suse.cz>
3784 * cgraph.c (assembler_name_hash): New static var.
3785 (hash_node_by_assembler_name, eq_assembler_name): New.
3786 (cgraph_node_for_asm): Use hashtable.
3787 (cgraph_remove_node): Maintain hashtable.
3788 (change_decl_assembler_name): Sanity check that names are not changing
3789 after aliasing was processed.
3790 * cgraph.h (varpoon_node): Add next GGC marker.
3791 * tree.c (decl_assembler_name_equal): Constify.
3792 (decl_assembler_name_hash): New.
3793 * tree.h (decl_assembler_name_equal): Constify.
3794 (decl_assembler_name_hash): Update.
3796 2008-07-12 David Daney <ddaney@avtrex.com>
3798 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3801 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
3803 * doc/md.texi: Document the MIPS "v" constraint.
3804 * config/mips/mips.h (reg_class): Revert last change.
3805 (REG_CLASS_NAMES): Likewise.
3806 (REG_CLASS_CONTENTS): Likewise.
3807 * config/mips/mips.c (mips_regno_to_class): Likewise.
3808 * config/mips/constraints.md (v): Likewise, but add documentation.
3809 Add a comment to say that this constraint should not be used in
3812 2008-07-11 DJ Delorie <dj@redhat.com>
3814 * config/h8300/h8300.md (length): Fix branch offset limit.
3816 2008-07-11 Anatoly Sokolov <aesok@post.ru>
3818 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
3819 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
3820 (avr_hard_regno_scratch_ok): New function.
3821 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3822 * config/avr/avr.md (all peepholes that request a scratch register):
3823 Remove avr_peep2_scratch_safe use.
3825 2008-07-11 Tom Tromey <tromey@redhat.com>
3826 Ian Lance Taylor <iant@google.com>
3828 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
3829 (struct c_common_resword): Define.
3830 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
3831 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
3832 (c_common_reswords, num_c_common_reswords): Declare.
3833 * c-common.c (c_common_reswords): New global const array.
3834 (num_c_common_reswords): New const int.
3835 * c-parser.c (struct resword, reswords): Don't define.
3836 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
3837 (c_parse_init): Clarify mask code. Use c_common_reswords rather
3838 than reswords. If warning about C++ keywords, give them a special
3840 (c_lex_one_token): Warn about C++ keywords. Call
3841 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
3842 (c_parser_external_declaration): Look for RID_xxx rather than
3843 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
3844 (c_parser_statement_after_labels): Likewise.
3845 (c_parser_objc_class_instance_variables): Likewise.
3846 (c_parser_objc_class_declaration): Likewise.
3847 (c_parser_objc_try_catch_statement): Likewise.
3848 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
3849 (declspecs_add_type): Likewise.
3851 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
3853 * ggc-page.c (alloc_page):
3854 Substituting xmalloc, xcalloc with
3855 XNEWVEC and XCNEWVAR macros which add the
3858 2008-07-11 Richard Guenther <rguenther@suse.de>
3860 PR tree-optimization/36765
3861 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
3862 aliases from HEAP vars to SMTs.
3864 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3866 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
3867 * configure.ac (loose_warn): Move -Wc++-compat from here...
3868 (strict_warn): ...to here.
3869 * configure: Regenerate.
3871 2008-07-10 Joseph Myers <joseph@codesourcery.com>
3873 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
3874 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
3875 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
3876 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
3877 excluding more specific h8300-*-* and sh-*-* targets.
3879 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
3881 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
3883 (execute_pre): Call loop_optimizer_finalize in early exit.
3885 2008-07-10 Jakub Jelinek <jakub@redhat.com>
3888 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
3889 uids in the bitmap, not just VAR_DECL uids.
3891 PR rtl-optimization/36419
3892 * combine-stack-adj.c (adjust_frame_related_expr): New function.
3893 (combine_stack_adjustments_for_block): Call it if needed. Delete
3895 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
3896 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
3897 prologue sp adjustment.
3899 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
3902 * opts.c (print_ignored_options): Report postponed diagnostics for
3903 unknown -Wno-* options as warnings, not errors.
3904 (postpone_unknown_option_error): Renamed to...
3905 (postpone_unknown_option_warning): ... this.
3907 2008-07-09 Doug Kwan <dougkwan@google.com>
3910 2008-07-08 Doug Kwan <dougkwan@google.com>
3912 * config/arm/arm.opt (mandroid): New option.
3913 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3914 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3916 (CC1PLUS_SPEC): Same.
3918 (STARTFILE_SPEC): Same.
3919 (ENDFILE_SPEC): Same.
3920 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3923 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
3926 * config/mips/mips.h (reg_class): Remove V1_REG.
3927 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3928 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
3930 (mips_get_tp): New function.
3931 (mips_legitimize_tls_address): Use it.
3932 * config/mips/constraints.md (v): Delete.
3933 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
3934 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
3935 After reload, split into a move and ...
3936 (*tls_get_tp_<mode>_split): ...this new instruction.
3938 2008-07-09 David Daney <ddaney@avtrex.com>
3940 * config/mips/driver-native.c: Include coretypes.h and tm.h.
3942 2008-07-09 Jakub Jelinek <jakub@redhat.com>
3944 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
3945 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
3947 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
3948 htab_delete should be called. Don't free c.
3949 (lookup_tmp_var): Create temp_htab lazily.
3950 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
3951 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
3953 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
3954 lower_omp_ordered, lower_omp_critical, lower_omp_for,
3955 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
3956 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
3957 * tree-sra.c (generate_element_init): Likewise.
3958 * tree-mudflap.c (execute_mudflap_function_ops,
3959 execute_mudflap_function_decls): Likewise.
3960 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
3961 * tree-gimple.h (struct gimplify_ctx): New type.
3962 (push_gimplify_context): Adjust prototype.
3964 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
3966 * tree-ssa-pre.c (phi_translate_1): Update placement of
3969 2008-07-09 Anatoly Sokolov <aesok@post.ru>
3971 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
3972 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
3973 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
3974 * targhooks.c (default_hard_regno_scratch_ok): New function.
3975 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
3976 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
3977 * recog.c: Include "target.h".
3978 (peep2_find_free_register): Add check for global regs. Add target
3980 * Makefile.in (recog.o): Depend on target.h.
3982 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
3984 * config/sh/sh.c (sh_canonical_va_list_type): New.
3985 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
3987 2008-07-09 Raksit Ashok <raksit@google.com>
3989 * doc/invoke.texi (Option Summary): Mention new option
3990 -Wdisallowed-function-list=...
3991 (Warning Options): Document -Wdisallowed-function-list=...
3992 * common.opt (Wdisallowed-function-list=): New flag.
3993 * flags.h (warn_disallowed_functions): External definition of new
3994 boolean warning flag.
3995 (warn_if_disallowed_function_p): Declare new function.
3996 * opts.c (warning_disallowed_functions): New static variable.
3997 (warn_disallowed_functions): New boolean warning flag.
3998 (warn_if_disallowed_function_p): New function.
3999 (add_comma_separated_to_vector): Rename
4000 add_instrument_functions_exclude_list to this.
4001 (common_handle_option): Handle new option. Rename calls to
4002 add_instrument_functions_exclude_list into calls to
4003 add_comma_separated_to_vector.
4004 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
4005 based on flag warn_disallowed_functions.
4007 2008-07-09 Christian Bruel <christian.bruel@st.com>
4009 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
4010 instead of get_attr_length.
4012 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4014 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
4016 * genemit.c (gen_insn): Likewise.
4017 * gengtype.c (note_def_vec): Likewise.
4018 * gengtype.h (note_def_vec): Likewise.
4019 * genoutput.c (struct data, output_insn_data, process_template,
4020 gen_expand, gen_split, note_constraint): Likewise.
4021 * genrecog.c (new_decision, add_to_sequence, factor_tests,
4022 make_insn_sequence): Likewise.
4023 * gensupport.c (record_insn_name): Likewise.
4025 2008-07-08 Doug Kwan <dougkwan@google.com>
4027 * config/arm/arm.opt (mandroid): New option.
4028 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4029 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4031 (CC1PLUS_SPEC): Same.
4033 (STARTFILE_SPEC): Same.
4034 (ENDFILE_SPEC): Same.
4035 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4038 2008-07-08 Raksit Ashok <raksit@google.com>
4040 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
4041 (set_storage_via_setmem): Fix expected_align parameter.
4042 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
4043 missing from the list.
4044 * doc/md.texi (movmem): Explicitly state that expected alignment is
4045 to be expressed in bytes.
4046 (setmem): Explicitly state that expected alignment is to be expressed
4049 2008-07-08 Joseph Myers <joseph@codesourcery.com>
4051 * reload.c (find_reloads_subreg_address): Do not require validity
4052 of address in original mode before reloading address.
4054 2008-07-07 Tianwei Sheng <tianweis@google.com>
4056 * df-core.c (df_remove_problem): Adjust the access to avoid out of
4057 bounds array access.
4059 2008-07-08 Jakub Jelinek <jakub@redhat.com>
4061 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
4063 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
4065 Fix PR tree-optimization/23455
4066 Fix PR tree-optimization/35286
4067 Fix PR tree-optimization/35287
4068 * Makefile.in (OBJS-common): Remove tree-vn.o.
4069 (tree-vn.o): Remove.
4070 * dbgcnt.def: Add treepre_insert debug counter.
4071 * gcc/tree-flow.h (add_to_value): Updated for other changes.
4072 (debug_value_expressions): Ditto.
4073 (print_value_expressions): Ditto.
4074 * tree-pretty-print.c (dump_generic_node): Updated for
4075 VALUE_HANDLE removal.
4076 * tree-ssa-dom.c (record_equality): Ditto.
4077 (cprop_operand): Ditto.
4078 (lookup_avail_expr): Ditto.
4079 * tree-ssa-threadedge.c
4080 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
4081 (simplify_control_stmt_condition): Ditto.
4082 * tree.c (tree_code_size): Ditto.
4083 (tree_node_structure): Ditto.
4084 (iterative_hash_expr): Ditto.
4086 * tree.h (VALUE_HANDLE_ID): Ditto.
4087 (VALUE_HANDLE_EXPR_SET): Ditto.
4088 (struct tree_value_handle): Ditto.
4089 (union tree_node): Ditto.
4090 * treestruct.def: Ditto.
4091 * tree-vn.c: Removed.
4092 * tree-ssa-pre.c: Rewritten entirely.
4093 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
4094 (constant_value_ids): Ditto.
4095 (vn_nary_op_t): Moved to header.
4097 (vn_reference_op_t): Ditto
4098 (vn_reference_t): Ditto.
4099 (next_value_id): New variable.
4100 (VN_INFO): Add an assert.
4101 (vn_constant_eq): New function.
4102 (vn_constant_hash): Ditto.
4103 (get_or_alloc_constant_value_id): Ditto.
4104 (value_id_constant_p): Ditto.
4105 (vn_reference_compute_hash): De-staticify.
4106 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
4107 Disable some code with a FIXME. Remove VALUE_HANDLE use.
4108 (valueize_refs): Update opcode if it changes from ssa name to constant.
4109 (vn_reference_lookup_1): Add new argument.
4110 (vn_reference_lookup): Ditto.
4111 (vn_reference_lookup_pieces): New function.
4112 (vn_reference_insert): Add return type. Modify to deal with value ids.
4113 (vn_reference_insert_pieces): New function.
4114 (vn_nary_op_compute_hash): De-staticify.
4115 (vn_nary_op_eq): Ditto.
4116 (vn_nary_op_lookup_pieces): New function.
4117 (vn_nary_op_lookup): Add new argument.
4118 (vn_nary_op_insert_pieces): New function.
4119 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
4120 (vn_phi_insert): Ditto.
4121 (visit_unary_op): Update for callee changes.
4122 (visit_binary_op): Ditto.
4123 (visit_reference_op_load): Ditto.
4124 (visit_reference_op_store): Ditto.
4125 (init_scc_vn): Init next_value_id, constant_to_value_id and
4127 (free_scc_vn): Free them.
4128 (set_hashtable_value_ids): New function.
4129 (run_scc_vn): Use it.
4130 (get_max_value_id): New function.
4131 (get_next_value_id): Ditto.
4132 (expressions_equal_p): Moved from tree-vn.c
4133 (sort_vuses): Ditto.
4134 (sort_vuses_heap): Ditto.
4135 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
4137 * tree.c (iterative_hash_hashval_t): Made non-static
4138 * tree.h (iterative_hash_hashval_t): Declare it.
4140 2008-07-08 Martin Jambor <mjambor@suse.cz>
4142 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
4143 instead of ipa_create_node_params.
4144 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
4145 ipa_check_create_edge_args, free them with
4146 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
4148 * ipa-prop.c: Include flags.h and tree-inline.h.
4149 (ipa_node_params_vector): New variable.
4150 (ipa_edge_args_vector): New variable.
4151 (edge_removal_hook_holder): New variable.
4152 (node_removal_hook_holder): New variable.
4153 (edge_duplication_hook_holder): New variable.
4154 (node_duplication_hook_holder): New variable.
4155 (ipa_detect_param_modifications): Check for presence of modified flags.
4156 (ipa_compute_jump_functions): Check for presence of jump functions.
4157 (ipa_free_edge_args_substructures): New function.
4158 (ipa_create_node_params): Removed.
4159 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
4160 (ipa_free_node_params_substructures): New function.
4161 (ipa_free_all_node_params): Changed to deallocate the on-the-side
4163 (ipa_edge_removal_hook): New function.
4164 (ipa_node_removal_hook): New function.
4165 (duplicate_array): New function.
4166 (ipa_edge_duplication_hook): New function.
4167 (ipa_node_duplication_hook): New function.
4168 (ipa_register_cgraph_hooks): New function.
4169 (ipa_unregister_cgraph_hooks): New function.
4170 (free_all_ipa_structures_after_ipa_cp): New function.
4172 * ipa-prop.h: Include vec.h.
4173 (ipa_node_params_t): New typedef with vector types for it.
4174 (ipa_edge_args_t): New typedef with vector types for it.
4175 (IPA_NODE_REF): Changed to access an on-the-side vector.
4176 (IPA_EDGE_REF): Changed to access an on-the-side vector.
4177 (ipa_check_create_node_params): New function.
4178 (ipa_check_create_edge_args): New function.
4180 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
4183 2008-07-07 Tom Tromey <tromey@redhat.com>
4185 * configure, config.in: Rebuilt.
4186 * configure.ac: Don't check for scandir or alphasort.
4188 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4190 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
4191 types immediately after creating them.
4193 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4195 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
4197 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
4199 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
4200 dump_constraint_graph.
4201 (dump_constraint_edge): New function.
4202 (dump_constraint_graph): New function.
4203 (debug_constraint_graph): New function.
4204 (dump_constraint): Removed useless comparison.
4205 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
4206 (dump_constraint_graph): Declare.
4207 (debug_constraint_graph): Declare.
4208 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
4210 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
4212 * config/i386/i386.c (is_va_list_char_pointer): New.
4213 (ix86_va_start): Replace compare with ms_va_list_type_node
4214 by is_va_list_char_pointer.
4215 (ix86_gimplify_va_arg): Likewise.
4217 2008-07-07 Martin Jambor <mjambor@suse.cz>
4219 * cgraph.c (cgraph_edge_max_uid): New variable.
4220 (struct cgraph_edge_hook_list): New type.
4221 (struct cgraph_node_hook_list): New type.
4222 (struct cgraph_2edge_hook_list): New type.
4223 (struct cgraph_2node_hook_list): New type.
4224 (first_cgraph_edge_removal_hook): New variable.
4225 (first_cgraph_node_removal_hook): New variable.
4226 (first_cgraph_edge_duplicated_hook): New variable.
4227 (first_cgraph_node_duplicated_hook): New variable.
4228 (cgraph_add_edge_removal_hook): New function.
4229 (cgraph_remove_edge_removal_hook): New function.
4230 (cgraph_call_edge_removal_hooks): New function.
4231 (cgraph_add_node_removal_hook): New function.
4232 (cgraph_remove_node_removal_hook): New function.
4233 (cgraph_call_node_removal_hooks): New function.
4234 (cgraph_add_edge_duplication_hook): New function.
4235 (cgraph_remove_edge_duplication_hook): New function.
4236 (cgraph_call_edge_duplication_hooks): New function.
4237 (cgraph_add_node_duplication_hook): New function.
4238 (cgraph_remove_node_duplication_hook): New function.
4239 (cgraph_call_node_duplication_hooks): New function.
4240 (cgraph_create_edge): Assign to edge uid.
4241 (cgraph_remove_edge): Call edge removal hooks.
4242 (cgraph_node_remove_callees): Call edge removal hooks.
4243 (cgraph_node_remove_callers): Call edge removal hooks.
4244 (cgraph_remove_node): Call node removal hooks.
4245 (cgraph_clone_edge): Call edge duplication hooks.
4246 (cgraph_clone_node): Call node duplication hooks.
4248 * cgraph.h (cgraph_edge): New field uid.
4249 (cgraph_edge_hook): New type.
4250 (cgraph_node_hook): New type.
4251 (cgraph_2edge_hook): New type.
4252 (cgraph_2node_hook): New type.
4254 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
4256 * config.in: Regenerate.
4258 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
4260 * gcc.c (print_sysroot): New.
4261 (option_map, display_help, process_command): Handle the
4262 -print-sysroot option.
4263 (main): Print the sysroot if requested.
4264 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
4266 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4269 * unwind-pe.h (size_of_encoded_value): add attribute unused.
4271 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
4273 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
4274 (assign_parm_setup_block_p): Also check mode of entry_parm.
4276 2008-07-07 Richard Guenther <rguenther@suse.de>
4278 * tree-ssa-structalias.h (set_used_smts): Remove.
4279 * tree-ssa-structalias.c (used_smts): Likewise.
4280 (set_used_smts): Likewise.
4281 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
4282 call to set_used_smts.
4284 2008-07-07 Richard Guenther <rguenther@suse.de>
4286 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
4287 (new_var_info): Set it to false.
4288 (solution_set_add): Correctly handle pointers outside a var and
4290 (type_safe): Treat variables with is_full_var properly.
4291 (do_sd_constraint): Likewise.
4292 (do_ds_constraint): Likewise.
4293 (process_constraint): Remove zeroing offset for !use_field_sensitive.
4294 (get_constraint_for_ptr_offset): New function.
4295 (get_constraint_for_component_ref): For addresses at least include
4296 the last field of the variable. Handle is_full_vars properly.
4297 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
4298 (handle_ptr_arith): Remove.
4299 (find_func_aliases): Simplify assignment handling.
4300 (create_function_info_for): For parameter and result varinfos set
4302 (create_variable_info_for): Set is_full_var flag whenever we
4303 just created a single varinfo for a decl.
4304 (init_alias_vars): Initialize use_field_sensitive from
4305 max-fields-for-field-sensitive parameter.
4307 2008-07-07 Richard Guenther <rguenther@suse.de>
4309 PR tree-optimization/36713
4310 * tree-flow-inline.h (is_call_used): New function.
4311 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
4312 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4313 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
4315 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4317 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
4319 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
4321 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
4323 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4324 Nathan Sidwell <nathan@codesourcery.com>
4326 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
4327 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
4329 * config/m68k/t-linux: New.
4330 * doc/install.texi: Document m68k-*-linux is now multilibbed by
4333 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
4335 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
4336 * config/m68k/m68k-devices.def: Remove multilibs that only differ
4339 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4341 * gcc.c (execute): Fix -Wc++-compat warning.
4343 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
4346 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
4347 constant for little endian.
4349 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
4351 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
4352 mips_base_mips16 instead of TARGET_MIPS16.
4353 (mips_base_mips16): Declare.
4354 * config/mips/mips.c (mips_base_mips16): Make global.
4355 (was_mips16_p): Remove GTY marker.
4356 (was_mips16_pch_p): New variable.
4357 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
4358 (mips_override_options): Force to non-MIPS16 mode initially.
4359 Do not complain about MIPS16 PIC incompatibilities here.
4360 Only allow -mgpopt if -mexplicit-relocs is in force for
4363 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
4365 * configure.ac: Check for caddr_t, define to char * if not defined.
4366 * configure: Regenerate.
4367 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
4368 (mmap_gt_pch_use_address): Likewise.
4369 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
4371 2008-07-06 Richard Guenther <rguenther@suse.de>
4373 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
4374 (new_var_info): Deal with it.
4375 (solution_set_add): Likewise.
4376 (bitpos_of_field): Make signed, fix.
4377 (struct fieldoff): Remove type and decl fields. Make size field
4378 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
4380 (fieldoff_compare): Deal with it.
4381 (push_fields_onto_fieldstack): Remove has_union argument, glob
4382 adjacent non-pointer fields together.
4383 (create_function_info_for): Do not set has_union.
4384 (create_variable_info_for): Simplify.
4386 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
4388 * config.gcc (extra_headers): Add cross-stdarg.h for target
4389 x86_64-*-* and i?86-*-*.
4390 * config/i386/cross-stdarg.h: New.
4391 * builtins.c (std_fn_abi_va_list): New.
4392 (std_canonical_va_list_type): New.
4393 (stabilize_va_list): Replace va_list_type_node use by
4394 mtarget.canonical_va_list_type.
4395 (gimplify_va_arg_expr): Likewise.
4396 (expand_builtin_va_copy): Replace va_list_type_node use by
4397 mtarget.fn_abi_va_list.
4398 * tree-sra.c (is_va_list_type): New helper.
4399 (decl_can_be_decomposed_p): Replace
4400 va_list_type_node use by is_va_list_type.
4401 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
4402 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4403 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
4404 * config/i386/i386-protos.h (ix86_get_valist_type): New.
4405 (ix86_enum_va_list): New.
4406 * config/i386/i386.c (sysv_va_list_type_node): New.
4407 (ms_va_list_type_node): New.
4408 (ix86_function_type_abi): Remove sorry.
4409 (ix86_build_builtin_va_list_abi): New.
4410 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
4412 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
4413 (ix86_init_builtins_va_builtins_abi): New.
4414 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
4416 (ix86_handle_abi_attribute): New.
4417 (attribute_spec): Add sysv_abi and ms_abi.
4418 (ix86_fn_abi_va_list): New.
4419 (ix86_canonical_va_list_type): New.
4420 (ix86_enum_va_list): New.
4421 (TARGET_FN_ABI_VA_LIST): New.
4422 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4423 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
4424 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
4425 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4426 (TARGET_ENUM_VA_LIST): New.
4427 * expr.h (std_fn_abi_va_list): New.
4428 (std_canonical_va_list_type): New.
4429 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
4430 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4431 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
4432 TARGET_CANONICAL_VA_LIST_TYPE.
4433 * target.h (struct gcc_target): Add fn_abi_va_list hook
4434 and canonical_va_list_type hook.
4436 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4438 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
4439 integral and pointer types.
4441 2008-07-04 Roger Sayle <roger@eyesopen.com>
4443 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
4444 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
4446 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
4449 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
4451 2008-07-04 Jakub Jelinek <jakub@redhat.com>
4453 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
4454 build_gimple_modify_stmt.
4455 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
4456 gimple operand. Use fold_build* instead of build*.
4458 2008-07-04 Richard Guenther <rguenther@suse.de>
4460 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
4461 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
4462 properly to compute the reachability set if we do field-sensitive PTA.
4463 * invoke.texi (max-fields-for-field-sensitive): Document default.
4464 * opts.c (decode_options): Set max-fields-for-field-sensitive to
4465 100 for optimize >= 2.
4467 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4469 * ggc-zone.c (lookup_page_table_if_allocated,
4470 set_page_table_entry, zone_find_object_size, alloc_small_page,
4471 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
4472 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
4473 -Wc++-compat and/or -Wcast-qual warnings.
4475 2008-07-04 Alan Modra <amodra@bigpond.net.au>
4478 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
4479 pic_offset_table_rtx to be marked as used here.
4480 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
4481 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
4482 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
4483 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
4486 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4488 * alloc-pool.c (hash_descriptor, eq_descriptor,
4489 alloc_pool_descriptor): Fix -Wc++-compat warnings.
4490 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
4492 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
4493 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
4494 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
4495 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
4498 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
4500 * tree-flow.h (loop_only_exit_p): Declare.
4501 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
4502 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
4503 the number of iterations if it is constant. Otherwise, if this is the
4504 only possible exit of the loop, use the conservative estimate on the
4505 number of iterations of the entire loop if available.
4507 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
4509 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
4510 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
4511 Add synchronization functions.
4512 * config/sync.c: New file.
4513 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
4514 (LIBGCC_SYNC_CFLAGS): Likewise.
4516 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
4519 * config/i386/i386.md (mode): Add TF to "mode" attribute.
4520 (*pushtf_sse): New insn pattern.
4521 (pushtf splitters): New splitters.
4523 2008-07-03 Michael Meissner <gnu@the-meissners.org>
4526 * predict.c (build_predict_expr): Use void_type_node for the tree
4527 type, instead of NULL_TREE.
4529 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
4531 * config/i386/i386.c (contains_aligned_value_p): Return true
4533 (ix86_data_alignment): Align TCmode to 128bits.
4534 (ix86_local_alignment): Likewise.
4536 2008-07-03 Andrew Haley <aph@redhat.com>
4539 * vec.h (VEC_TA): New.
4540 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
4541 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
4542 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
4543 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
4544 (C_COMMON_FIXED_TYPES): Remove first arg.
4545 (C_COMMON_FIXED_MODE_TYPES): Likewise.
4546 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
4547 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
4548 not to use empty macro arguments.
4550 2008-07-02 Joseph Myers <joseph@codesourcery.com>
4552 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
4553 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
4554 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
4555 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
4556 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
4557 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
4558 config/ia64/crtn.asm, config/m68hc11/larith.asm,
4559 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
4560 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
4561 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
4562 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
4563 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
4564 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
4565 config/rs6000/e500crtres64gpr.asm,
4566 config/rs6000/e500crtres64gprctr.asm,
4567 config/rs6000/e500crtrest32gpr.asm,
4568 config/rs6000/e500crtrest64gpr.asm,
4569 config/rs6000/e500crtresx32gpr.asm,
4570 config/rs6000/e500crtresx64gpr.asm,
4571 config/rs6000/e500crtsav32gpr.asm,
4572 config/rs6000/e500crtsav64gpr.asm,
4573 config/rs6000/e500crtsav64gprctr.asm,
4574 config/rs6000/e500crtsavg32gpr.asm,
4575 config/rs6000/e500crtsavg64gpr.asm,
4576 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
4577 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
4578 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
4579 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
4580 config/sparc/sol2-cn.asm: Remove .file directives.
4582 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
4584 * resource.c (mark_referenced_resources): Look inside
4585 UNSPEC_VOLATILEs and ASM_INPUTs.
4587 2008-07-02 Ian Lance Taylor <iant@google.com>
4589 * rtlanal.c (add_reg_note): New function.
4590 * rtl.h (add_reg_note): Declare.
4591 * auto-inc-dec.c (attempt_change): Use add_reg_note.
4592 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
4593 * builtins.c (expand_builtin_longjmp): Likewise.
4594 (expand_builtin_nonlocal_goto): Likewise.
4595 * calls.c (emit_call_1, expand_call): Likewise.
4596 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4597 * cfglayout.c (fixup_reorder_chain): Likewise.
4598 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4599 (commit_one_edge_insertion): Likewise.
4600 * combine.c (move_deaths, distribute_notes): Likewise.
4601 * df-problems.c (df_set_note): Likewise.
4602 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
4603 (set_unique_reg_note): Likewise.
4604 (emit_copy_of_insn_after): Likewise.
4605 * expr.c (expand_expr_real): Likewise.
4606 * gcse.c (add_label_notes): Likewise.
4607 * haifa-sched.c (create_check_block_twin): Likewise.
4608 * jump.c (mark_jump_label_1): Likewise.
4609 * loop-doloop.c (add_test, doloop_modify): Likewise.
4610 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4611 * lower-subreg.c (move_eh_region_note): Likewise.
4612 * optabs.c (emit_libcall_block): Likewise.
4613 * predict.c (predict_insn): Likewise.
4614 (combine_predictions_for_insn): Likewise.
4615 * recog.c (peephole2_optimize): Likewise.
4616 * regmove.c (try_auto_increment): Likewise.
4617 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
4618 * reload.c (find_reloads): Likewise.
4619 * reload1.c (fixup_eh_region_note): Likewise.
4620 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
4621 * reorg.c (delete_prior_computation): Likewise.
4622 (delete_computation, dbr_schedule): Likewise.
4623 * config/pa/pa.c (legitimize_pic_address): Likewise.
4624 * config/sh/sh.c (sh_reorg): Likewise.
4626 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4629 * config/libgcc-glibc.ver: Add %exclude.
4630 * config/m32r/libgcc-glibc.ver: Likwise.
4631 * config/s390/libgcc-glibc.ver: Likwise.
4632 * config/sh/libgcc-glibc.ver: Likwise.
4633 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
4635 * config/i386/libgcc-glibc.ver: New.
4637 * config/i386/libgcc-x86_64-glibc.ver: Removed.
4639 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4641 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
4642 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
4643 i[34567]86-*-linux*, x86_64-*-linux*. Add
4644 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
4645 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
4646 x86_64-*-linux*. Add i386/t-linux to tmake_file for
4647 i[34567]86-*-linux*, x86_64-*-linux*.
4649 * libgcc-std.ver: Add empty GCC_4.4.0.
4651 * mkmap-symver.awk: Support multiple versions per symbol.
4653 * config/i386/i386.c (ix86_init_builtins): Always define
4654 __builtin_fabsq and __builtin_copysignq with fallbacks.
4655 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
4656 and __builtin_copysignq if SSE2 isn't available.
4658 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
4659 (LIBGCC2_TF_CEXT): Likwise.
4662 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
4664 * config/i386/sfp-machine.h: Moved to libgcc.
4666 * config/i386/sfp-machine.h: New.
4667 * config/i386/t-linux: Likwise.
4669 * config/i386/t-darwin: Remove softfp_wrap_start and
4671 * config/i386/t-darwin64: Likewise.
4673 * config/i386/t-fprules-softfp64: Renamed to ...
4674 * config/i386/t-fprules-softfp: This.
4676 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
4677 and softfp_wrap_end.
4679 2008-07-02 Jason Merrill <jason@redhat.com>
4681 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
4683 * tree.c (ctor_to_list): New fn.
4684 * tree.h: Declare it.
4685 (CONSTRUCTOR_ELT): New macro.
4686 (CONSTRUCTOR_NELTS): New macro.
4688 2008-07-02 Richard Guenther <rguenther@suse.de>
4690 * tree-ssa-structalias.c (struct variable_info): Reorder
4691 to fill padding on 64bit hosts. Make collapsed_to an int.
4692 (get_varinfo_fc): Deal with that.
4693 (new_var_info): Likewise.
4694 (collapse_rest_of_var): Likewise.
4696 2008-07-02 Joshua Sumali <jsumali@redhat.com>
4698 * doc/install.texi (--enable-java-home): Document.
4699 (--enable-aot-compile-rpm): Likewise.
4700 (--with-arch-directory): Likewise.
4701 (--with-os-directory): Likewise.
4702 (--with-origin-name): Likewise.
4703 (--with-arch-suffix): Likewise.
4704 (--with-jvm-root-dir): Likewise.
4705 (--with-jvm-jar-dir): Likewise.
4706 (--with-python-dir): Likewise.
4708 2008-07-02 Richard Guenther <rguenther@suse.de>
4710 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
4711 from decls explicitly. Merge operand checking from tuples.
4713 2008-07-02 Martin Jambor <mjambor@suse.cz>
4715 * tree-switch-conversion.c: Included timevar.h which I forgot before.
4717 2008-07-02 Martin Jambor <mjambor@suse.cz>
4719 * tree-switch-conversion.c: Included timevar.h
4720 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
4722 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
4724 2008-07-02 Martin Jambor <mjambor@suse.cz>
4726 * tree-switch-conversion.c: Corrected various comments and
4728 (build_constructors): Fixed minor formatting mistakes.
4730 * invoke.texi (Optimize Options): Corrected the
4731 switch-conversion-max-branch-ratio parameter.
4733 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
4735 * final.c (asm_insn_count): Return zero for an empty asm body.
4737 2008-07-02 Richard Guenther <rguenther@suse.de>
4739 * bitmap.h (bitmap_set_bit): Return bool.
4740 (bitmap_clear_bit): Likewise.
4741 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
4742 write to the bitmap if it would.
4743 (bitmap_clear_bit): Likewise.
4744 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
4745 bitmap_set_bit return value.
4746 (add_pred_graph_edge): Likewise.
4747 (add_graph_edge): Likewise.
4748 (do_sd_constraint): Likewise.
4749 (do_ds_constraint): Likewise.
4751 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4753 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
4754 Fix -Wc++-compat and/or -Wcast-qual warnings.
4755 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
4756 gen_regparm_prefix): Likewise.
4757 * vmsdbgout.c (write_modbeg, lookup_filename,
4758 vmsdbgout_source_line, vmsdbgout_init): Likewise.
4760 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
4762 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
4763 defaults.h definition apply.
4765 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4767 * function.c (assign_parm_remove_parallels): New.
4768 (assign_parm_setup_block_p): Do not return true for non-BLKmode
4770 (assign_parm_setup_block): Do not handle them.
4771 (assign_parm_setup_reg, assign_parm_setup_stack): Call
4772 assign_parm_remove_parallels.
4774 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4776 * c-typeck.c (convert_for_assignment): Use
4777 vector_targets_convertible_p.
4778 * c-common.c (vector_targets_convertible_p): New.
4779 * c-common.h (vector_targets_convertible_p): New prototype.
4780 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
4781 opaque_p_V2SI_type_node.
4783 2008-07-01 Steve Ellcey <sje@cup.hp.com>
4785 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
4788 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
4790 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
4791 TFmode constants via two element DImode vector for hosts with
4792 HOST_BITS_PER_WIDE_INT < 64.
4793 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
4794 also for HOST_BITS_PER_WIDE_INT < 64.
4796 2008-07-01 Richard Guenther <rguenther@suse.de>
4798 PR tree-optimization/36666
4799 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
4800 (get_constraint_exp_from_ssa_var): Split into ...
4801 (get_constraint_exp_for_temp): ... this ...
4802 (get_constraint_for_ssa_var): ... and that.
4803 Return constraint expressions for all touched sub-fields
4804 if the results address is not taken.
4805 (process_constraint): Remove assertion that aggregate
4806 assignments do not happen at this place.
4807 (get_constraint_for_component_ref): Add address_p argument.
4808 Return constraint expressions for all touched sub-fields
4809 if the results address is not taken.
4810 (do_deref): Use get_constraint_exp_for_temp.
4811 (get_constraint_for_1): Rename from ...
4812 (get_constraint_for): ... this. Add the old function as wrapper.
4813 (do_structure_copy): Use get_constraint_for_1.
4815 2008-07-01 Martin Jambor <mjambor@suse.cz>
4817 * Makefile.in (tree-switch-conversion.o): Add.
4818 (OBJS-common): Add tree-swtch-conversion.o.
4819 * passes.c (init_optimization_passes): Add pass_convert_switch.
4820 * tree-pass.h: (pass_convert_switch): Add.
4821 * tree-switch-conversion.c: New file.
4822 * gcc.dg/tree-ssa/cswtch.c: New testcase.
4823 * common.opt (ftree-cswtch): New option.
4824 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4825 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4826 * opts.c (decode_options): Set flag_tree_switch_conversion when
4827 optimization level is >= 2.
4828 * doc/invoke.texi (Optimize Options): Added description of
4829 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
4831 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4833 * config/darwin-driver.c (darwin_default_min_version): Fix
4834 -Wc++-compat warnings.
4836 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
4838 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
4841 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4843 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
4845 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4847 PR rtl-optimization/34744
4848 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
4849 (df_scan_free_internal): Free data structures not
4850 allocated in storage pools.
4851 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
4852 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
4853 df_scan_free_mws_vec.
4854 * dse.c (dse_step6): Free offset_map_p and offset_map_n
4857 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
4859 * config/i386/i386.c (contains_aligned_value_p): Return true
4861 (ix86_function_arg_boundary): Return its natural boundary
4863 (return_in_memory_32): Don't check TDmode.
4864 (ix86_split_to_parts): Support splitting into 4 parts and
4865 support TFmode for 32bit target.
4866 (ix86_split_long_move): Support splitting into 4 parts.
4867 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
4869 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
4870 (ix86_init_builtins): Here.
4871 (ix86_scalar_mode_supported_p): Always return true for TFmode.
4872 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
4873 'q' and 'w', respectively.
4875 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
4877 (movtf_internal): Likewise.
4878 (<code>tf2): Likewise.
4879 (*absnegtf2_sse): Likewise.
4880 (copysign<mode>3): Likewise.
4881 (copysign<mode>3_const): Likewise.
4882 (copysign<mode>3_var): Likewise.
4883 (define_split UNSPEC_COPYSIGN): Likewise.
4884 * config/i386/sse.md (*nandtf3): Likewise.
4885 (<code>tf3): Likewise.
4886 (*<code>tf3): Likewise.
4888 2008-06-30 Joey Ye <joey.ye@intel.com>
4889 H.J. Lu <hongjiu.lu@intel.com>
4891 * global.c (compute_regsets): Set frame_pointer_needed here.
4892 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
4894 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4896 * doc/install.texi (specific): Expand Windows build notes.
4898 2008-06-30 Ira Rosen <irar@il.ibm.com>
4900 PR tree-optimization/36648
4901 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
4902 number of prolog iterations by step. Fix the comment.
4904 2008-06-30 Richard Guenther <rguenther@suse.de>
4907 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
4908 handle calls from ECF_MALLOC functions.
4909 (handle_pure_call): ECF_MALLOC functions do not return
4911 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
4913 2008-06-29 Andreas Schwab <schwab@suse.de>
4915 * config/m68k/m68k.c (print_operand): Always print a float
4917 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
4918 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
4921 * config/rs6000/x-linux64: Remove never used file.
4923 2008-06-29 Richard Guenther <rguenther@suse.de>
4925 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
4927 (struct alias_info): Move ...
4928 * tree-ssa-alias.c: ... here.
4929 (update_alias_info): Declare.
4930 (compute_may_aliases): Call it.
4931 (update_alias_info): New function.
4932 * tree-ssa-structalias.c (update_alias_info): Move ...
4933 * tree-ssa-alias.c (update_alias_info_1): ... here.
4934 * tree-ssa-structalias.c (process_constraint_1): Remove
4935 unused from_call argument. Rename to ...
4936 (process_constraint): ... this. Delete old wrapper.
4937 (make_constraint_to): Adjust callers.
4938 (handle_const_call): Likewise.
4939 (handle_pure_call): Likewise.
4940 (init_base_vars): Likewise.
4941 (handle_lhs_call): Likewise. Remove unnecessary constraint.
4942 (find_func_aliases): We don't need structure copies for
4944 (make_constraint_from_anything): Remove.
4945 (create_variable_info_for): For globals make constraints
4946 from escaped, not from anything.
4947 (compute_points_to_sets): Do not call update_alias_info.
4948 (ipa_pta_execute): Use make_constraint_from.
4950 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4952 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
4953 (bitmap.o-warn, dominance.o-warn): New.
4954 * configure.ac (cxx_compat_warn): Delete.
4955 (loose_warn): Add -Wcast-qual and -Wc++-compat.
4956 * system.h: Remove #pragma diagnostic for -Wcast-qual and
4958 * configure: Regenerate.
4960 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
4963 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4965 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
4966 * df-scan.c (df_notes_rescan): Likewise.
4967 * ggc-page.c (set_page_table_entry): Likewise.
4968 * intl.c (gcc_gettext_width): Likewise.
4969 * varasm.c (get_unnamed_section, get_noswitch_section,
4970 get_section): Likewise.
4972 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
4974 * regrename.c (build_def_use): Don't copy RTX.
4976 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
4978 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
4979 (Type Attributes): Fix nesting of @table and @subsection. Adjust
4980 punctuation. Use @ref instead of @xref.
4981 (Function Names): Remove stray @display/@end display.
4982 (C++ Attributes): Use @ref instead of @xref.
4983 (Deprecated Features): Fix punctuation around @xref.
4984 (Backwards Compatibility): Likewise.
4985 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
4987 2008-06-28 Joseph Myers <joseph@codesourcery.com>
4989 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
4990 constants for E500 double.
4992 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4994 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
4995 element type of const_vector.
4997 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
4999 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
5000 Remove FLAGS_REG clobber from expander pattern.
5001 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
5002 (anddi3, andsi3, andhi3, andqi3): Ditto.
5003 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
5004 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
5005 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
5006 (ashlsi3, ashlhi3, ashlqi3): Ditto.
5007 (ashrsi3, ashrhi3, ashrqi3): Ditto.
5008 (lshrsi3, lshrhi3, lshrqi3): Ditto.
5009 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
5010 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
5012 2008-06-28 Richard Guenther <rguenther@suse.de>
5014 * tree-ssa-structalias.c (callused_id, var_callused,
5015 callused_tree): Add.
5016 (handle_pure_call): New function.
5017 (find_func_aliases): Call it.
5018 (find_what_p_points_to): Handle the call-used set.
5019 (clobber_what_escaped): Likewise.
5020 (compute_call_used_vars): New function.
5021 (init_base_vars): Init the call-used variable.
5022 (do_sd_constraint): Do not propagate the solution from CALLUSED
5023 but use CALLUSED as a placeholder.
5024 (solve_graph): Likewise.
5025 * tree-flow-inline.h (gimple_call_used_vars): New function.
5026 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
5027 (compute_call_used_vars): Declare.
5028 * tree-ssa-alias.c (set_initial_properties): Call
5029 compute_call_used_vars.
5030 (reset_alias_info): Clear call-used variables.
5031 (add_call_clobber_ops): Assert we are not called for const/pure
5032 functions. Remove handling of them.
5033 (add_call_read_ops): Handle pure functions by adding the
5034 call-used set of variables as VUSEs.
5035 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
5036 (delete_tree_ssa): Free it.
5037 * tree-dfa.c (remove_referenced_var): Clear the var from the
5040 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
5042 * tree.c (build_varargs_function_type_list): New.
5043 (build_function_type_list_1): New.
5044 (build_function_type_list): Use build_function_type_list_1.
5045 * tree.h (build_varargs_function_type_list): New.
5047 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5050 * config/spu/spu.c (spu_builtin_splats): Do not generate
5051 invalid CONST_VECTOR expressions.
5052 (spu_expand_vector_init): Likewise.
5054 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
5056 * optabs.c (libfunc_decls): New variable.
5057 (libfunc_decl_hash, libfunc_decl_eq): New functions.
5058 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
5059 for the same function twice.
5061 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
5063 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
5064 ix86_expand_binary_operator directly.
5065 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
5067 (*ashrti3_1): Ditto.
5068 (*lshrti3_1): Ditto.
5069 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
5070 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
5071 using only one splitter. Conditionaly execute splitter before or
5072 after peephole2 pass.
5073 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
5074 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
5075 Use only one alternative in asm template.
5076 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
5078 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
5079 "J" operand constraint for operand 2.
5080 (*ashldi3_cconly_rex64): Ditto.
5081 (*ashrdi3_cmp_rex64): Ditto.
5082 (*ashrdi3_cconly_rex64): Ditto.
5083 (*lshrdi3_cmp_rex64): Ditto.
5084 (*lshrdi3_cconly_rex64): Ditto.
5085 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
5086 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
5087 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
5090 2008-06-27 Jakub Jelinek <jakub@redhat.com>
5092 * gimplify.c (omp_is_private): Don't return true if decl is not
5093 already private on #pragma omp for or #pragma omp parallel for.
5096 * tree-cfg.c (struct move_stmt_d): Replace block field with
5097 orig_block and new_block fields.
5098 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
5099 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
5100 (move_block_to_fn): Replace vars_map and new_label_map arguments
5101 with struct move_stmt_d pointer.
5102 (replace_block_vars_by_duplicates): New function.
5103 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
5104 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
5105 all subblocks of ORIG_BLOCK to the new function. Call
5106 replace_block_vars_by_duplicates.
5107 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
5108 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
5109 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
5110 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
5111 (expand_omp): Temporarily set input_location to the location of
5112 region's controlling stmt.
5113 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
5114 BIND_EXPR, push ctx->block_vars and gimplification vars into
5115 the BIND_EXPR and its block's BLOCK_VARS instead of directly
5117 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
5118 there are any BLOCK_VARS.
5119 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
5120 OMP_PARALLEL or OMP_TASK stmt.
5121 (lower_omp): Save and restore input_location around the lower_omp_1
5124 2008-06-27 Richard Guenther <rguenther@suse.de>
5126 PR tree-optimization/36400
5127 PR tree-optimization/36373
5128 PR tree-optimization/36344
5129 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
5130 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
5131 (update_alias_info): Remove call clobbering code.
5132 (make_constraint_to): New helper function.
5133 (make_escape_constraint): Likewise.
5134 (handle_rhs_call): Use it on all pointer containing arguments.
5135 Also mark the static chain escaped.
5136 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
5137 instead of ANYTHING.
5138 (make_constraint_from): New helper split out from ...
5139 (make_constraint_from_anything): ... here.
5140 (find_func_aliases): Add constraints for escape sites.
5141 (intra_create_variable_infos): Make constraints from NONLOCAL
5143 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
5145 (clobber_what_p_points_to): Remove.
5146 (clobber_what_escaped): New function.
5147 (init_base_vars): Init NONLOCAL and ESCAPED.
5148 (do_sd_constraint): Do not propagate the solution from ESCAPED
5149 but use ESCAPED as a placeholder.
5150 (solve_graph): Likewise.
5151 * tree-flow.h (clobber_what_p_points_to): Remove.
5152 (clobber_what_escaped): Declare.
5153 * tree-ssa-alias.c (set_initial_properties): Call it.
5154 Remove code clobbering escaped pointers.
5156 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5158 * function.c (allocate_struct_function): Only allocate a unique
5159 funcdef_no if the decl is nonzero.
5161 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5163 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
5164 * config/mips/mips.c (mips_split_const_insns): New function.
5165 * config/mips/mips.md (move_type): New attribute.
5166 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
5167 (dword_mode): New attribute.
5168 (type): Avoid long line. Map "move_type"s to "type"s,
5169 choosing "multi" for doubleword moves if appropriate.
5170 Swap MTC/MFC comments to match their declaration order.
5171 (extended_mips16): Default to "yes" if "move_type" is "sll0",
5172 "type" is "branch" or "jal" is "direct".
5173 (length): Handle "extended_mips16" first. Make the default
5174 "0" for "ghost" instructions. Set the length from "move_type".
5175 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
5176 of "type", with "sll0" for the register alternative. Remove the
5177 "extended_mips16" attribute.
5178 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
5179 of "type", with "shift_shift" for the register alternative.
5180 Remove the "length" attribute.
5181 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
5182 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
5183 of "type", with "andi" for the register alternative.
5184 (*zero_extendqihi2): Likewise.
5185 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
5186 of "andi" instead of a "type" of "arith".
5187 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
5189 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
5190 (mov_<store>r, *mov<mode>_ra): Likewise.
5191 (extendsidi2): Use "move_type" instead of "type", with "move"
5192 for the register alternative.
5193 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
5194 of "type", with "signext" for the register alternative.
5195 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
5196 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
5197 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
5198 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
5199 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
5200 (unnamed branch insn): Likewise.
5201 (*movdi_gp32_fp64): Fold into...
5202 (*movdi_32bit): ...here.
5203 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
5204 (*movdf_hardfloat): ...this new pattern.
5205 (*movdf_softfloat): Remove redundant FPR alternatives.
5206 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
5207 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
5208 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
5209 the "move" attribute.
5210 (*movdi_32bit): Use "move_type" instead of "type" and remove the
5211 "length" attribute. Use "fpload" and "fpstore" instead of "load"
5212 and "store" for COP loads and stores.
5213 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
5214 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
5215 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
5216 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
5217 (*movtf_mips16, *movv2sf): Likewise.
5218 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
5219 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
5220 (mfhc1<mode>): Use "move_type" instead of "move".
5221 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
5222 (loadgp_blockage): Remove the "length" attribute.
5223 (blockage, set_got_version, update_got_version): Likewise.
5224 (call_internal): Remove the "extended_mips16" attribute.
5225 (call_value_internal, call_value_multiple_internal): Likewise.
5226 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
5228 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
5229 the "length" attribute.
5231 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5233 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
5234 -Wcast-qual warnings.
5235 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
5236 handle_pragma_pop_macro): Likewise.
5237 * collect2.c (resolve_lib_name): Likewise.
5238 * config/arc/arc.c (arc_init): Likewise.
5239 * config/arm/arm.c (neon_builtin_compare,
5240 locate_neon_builtin_icode): Likewise.
5241 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
5242 * config/bfin/bfin.c (bfin_init_machine_status,
5243 bfin_optimize_loop): Likewise.
5244 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5245 * config/cris/cris.c (cris_init_expanders): Likewise.
5246 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
5247 * config/darwin.c (machopic_indirection_eq,
5248 machopic_indirection_name, machopic_output_indirection): Likewise.
5249 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
5250 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
5251 frv_optimize_membar): Likewise.
5252 * config/i386/cygwin.h (mingw_scan,
5253 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
5254 * config/i386/cygwin1.c (mingw_scan): Likewise.
5255 * config/i386/i386.c (machopic_output_stub): Likewise.
5256 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
5257 i386_pe_unique_section): Likewise.
5258 * config/ia64/ia64.c (ia64_init_machine_status,
5259 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
5261 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
5262 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
5263 * config/m68k/m68k.c (m68k_handle_option,
5264 m68k_sched_md_init_global): Likewise.
5265 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
5266 mcore_unique_section): Likewise.
5267 * config/mips/mips.c (mips_block_move_straight,
5268 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
5270 * config/mmix/mmix.c (mmix_init_machine_status,
5271 mmix_encode_section_info): Likewise.
5272 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
5273 * config/rs6000/rs6000.c (rs6000_init_machine_status,
5274 print_operand_address, output_toc, redefine_groups,
5275 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
5276 * config/s390/s390.c (s390_init_machine_status): Likewise.
5277 * config/score/score.c (score_block_move_straight,
5278 score_block_move_loop_body): Likewise.
5279 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
5280 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
5281 * emit-rtl.c (find_auto_inc): Likewise.
5282 * gcc.c (translate_options, process_command): Likewise.
5283 * reorg.c (dbr_schedule): Likewise.
5284 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
5285 * xcoffout.c (xcoffout_declare_function): Likewise.
5287 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
5289 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
5290 ipa-pta working again.
5292 2008-06-27 David Edelsohn <edelsohn@gnu.org>
5294 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
5297 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
5299 * config.gcc (powerpc*-*-*): Add new core e500mc.
5300 * config/rs6000/e500mc.md: New file.
5301 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5303 (rs6000_override_options): Add e500mc case to
5304 processor_target_table. Altivec and Spe options not allowed
5305 with e500mc. Add isel instruction to e500mc by
5306 default. Initialize rs6000_cost for e500mc.
5307 (rs6000_issue_rate): Set issue rate for e500mc.
5308 * config/rs6000/rs6000.h (processor_type): Add
5309 PROCESSOR_PPCE500MC.
5310 (ASM_CPU_SPEC): Add e500mc.
5311 Set TARGET_ISEL to rs6000_isel.
5312 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
5313 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
5314 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
5316 * doc/invoke.texi: Add e500mc to list of cpus.
5318 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5321 * c-lex.c (lex_charconst): Initialize unsignedp.
5323 2008-06-27 Olivier Hainque <hainque@adacore.com>
5325 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
5326 documented assumptions.
5328 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
5330 * dwarf2out.c: Remove trailing white spaces. Break long line
5333 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
5335 * libfuncs.h (LTI_synchronize): New libfunc_index.
5336 (synchronize_libfunc): Declare.
5337 * builtins.c (expand_builtin_synchronize): Consider using
5338 synchronize_libfunc before falling back on an asm blockage.
5339 * config/mips/mips.c: Include libfuncs.h
5340 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
5342 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
5344 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
5345 parameter. Copy stack_reg to r11 where appropriate.
5346 (no_global_regs_above): Add gpr parameter.
5347 (rs6000_stack_info): Only add padding for SPE save area if we
5348 are saving SPE GPRs and CR.
5349 (saveres_routine_syms): New variable.
5350 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
5352 (rs6000_savres_routine_sym): New function.
5353 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
5355 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
5356 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
5357 Tweak FPR out-of-line saving.
5358 (rs6000_make_savres_rtx): New function.
5359 (rs6000_use_multiple_p): New function.
5360 (rs6000_savres_strategy): New function.
5361 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
5362 out-of-line if appropriate.
5363 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
5364 if we are optimizing for size.
5365 (GP_SAVE_INLINE): Define.
5366 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
5367 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
5368 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
5369 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
5370 (*save_fpregs_<mode>): Add use of r11.
5371 (*restore_gpregs_<mode>): New insn.
5372 (*return_and_restore_gpregs_<mode>): New insn.
5373 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
5375 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
5376 (*restore_gpregs_spe): New insn.
5377 (*return_and_restore_gpregs_spe): New insn.
5378 * config/rs6000/predicates.md (save_world_operation): Fix check.
5380 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5382 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
5383 this point, so assert that.
5385 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5387 * cfganal.c: Include vec.h and vecprim.h.
5388 (compute_idf): Import from...
5389 * tree-into-ssa (compute_idf): ...here.
5390 * basic-block.h (compute_idf): Export.
5392 2008-06-26 Joseph Myers <joseph@codesourcery.com>
5394 * c-decl.c (merge_decls): Use !current_function_decl to check for
5395 extern declaration of C99 inline function being at file scope.
5397 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
5399 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
5401 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5403 * alias.c (record_alias_subset, init_alias_analysis): Fix
5404 -Wc++-compat and/or -Wcast-qual warnings.
5405 * attribs.c (lookup_attribute_spec): Likewise.
5406 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
5407 copy_bb, connect_traces,
5408 find_rarely_executed_basic_blocks_and_cr): Likewise.
5409 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
5410 note_btr_set, migrate_btr_defs): Likewise.
5411 * builtins.c (result_vector, expand_builtin_memcpy,
5412 expand_builtin_mempcpy_args, expand_builtin_strncpy,
5413 builtin_memset_read_str, expand_builtin_printf,
5414 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
5416 * caller-save.c (mark_set_regs): Likewise.
5417 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5418 * cgraph.c (cgraph_edge): Likewise.
5419 * combine.c (likely_spilled_retval_1): Likewise.
5420 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
5421 htab_counts_entry_del, get_coverage_counts): Likewise.
5422 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
5423 new_cselib_val): Likewise.
5424 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
5425 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
5427 * df-core.c (df_compact_blocks): Likewise.
5428 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
5429 * df-scan.c (df_grow_reg_info, df_ref_create,
5430 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
5431 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
5432 df_record_entry_block_defs, df_record_exit_block_uses,
5433 df_bb_verify): Likewise.
5434 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
5435 DF_REF_EXTRACT_MODE_CONST): New.
5436 * dominance.c (get_immediate_dominator, get_dominated_by,
5437 nearest_common_dominator, root_of_dom_tree,
5438 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
5439 -Wc++-compat and/or -Wcast-qual warnings.
5440 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
5441 record_store, replace_read, check_mem_read_rtx, scan_insn,
5442 dse_step1, dse_record_singleton_alias_set): Likewise.
5443 * dwarf2asm.c (dw2_force_const_mem): Likewise.
5445 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5447 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
5448 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
5449 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
5450 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
5451 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
5452 add_ranges_num, add_ranges_by_labels, file_info_cmp,
5453 file_name_acquire, output_file_names, add_const_value_attribute,
5454 premark_used_types_helper, file_table_eq, file_table_hash,
5455 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
5456 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
5457 -Wcast-qual warnings.
5458 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
5459 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
5460 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
5461 gen_reg_rtx, start_sequence, init_emit): Likewise.
5462 * et-forest.c (et_new_occ, et_new_tree): Likewise.
5463 * except.c (init_eh_for_function, gen_eh_region,
5464 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
5465 arh_to_landing_pad, arh_to_label, add_action_record,
5466 add_call_site, switch_to_exception_section): Likewise.
5467 * expmed.c (synth_mult): Likewise.
5468 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
5469 store_expr): Likewise.
5470 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
5472 * function.c (assign_stack_temp_for_type,
5473 allocate_struct_function, match_asm_constraints_1): Likewise.
5474 * gcov-io.c (gcov_allocate): Likewise.
5475 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
5476 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
5477 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
5478 record_one_set, insert_expr_in_table, insert_set_in_table,
5479 dump_hash_table, compute_hash_table_work, alloc_hash_table,
5480 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
5481 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
5482 -Wcast-qual warnings.
5484 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5486 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
5487 -Wcast-qual warnings.
5488 * gcc.c (process_command): Likewise.
5489 * genattrtab.c (oballoc): Use XOBNEW.
5490 (oballocvec): Define.
5491 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
5492 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
5493 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
5494 -Wc++-compat and/or -Wcast-qual warnings.
5495 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
5496 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
5497 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
5498 gen_presence_absence_set, gen_automaton, gen_regexp_el,
5499 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
5500 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
5501 add_excls, process_presence_absence_names,
5502 process_presence_absence_patterns, add_presence_absence,
5503 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
5504 get_free_state, add_arc, get_free_automata_list_el,
5505 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
5506 transform_3, cache_presence, create_ainsns, create_automata,
5507 create_state_ainsn_table, dfa_insn_code_enlarge,
5508 output_trans_func, output_min_issue_delay_func,
5509 output_dead_lock_func, output_reset_func,
5510 output_get_cpu_unit_code_func, output_dfa_start_func,
5511 expand_automata): Likewise.
5512 * genextract.c (gen_insn): Likewise.
5513 * gengtype-lex.l: Likewise.
5514 * gengtype.c (read_input_list, adjust_field_type,
5515 process_gc_options): Likewise.
5516 * genoutput.c (note_constraint): Likewise.
5517 * genpreds.c (mangle, add_constraint): Likewise.
5518 * genrecog.c (process_define_predicate, new_decision,
5519 add_to_sequence): Likewise.
5520 * gensupport.c (record_insn_name): Likewise.
5522 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5524 * config/i386/driver-i386.c (detect_caches_amd,
5525 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
5526 and/or -Wcast-qual warnings.
5527 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
5528 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
5529 gt_pch_save): Likewise.
5530 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
5531 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
5532 * global.c (compute_regsets): Likewise.
5533 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
5534 finish_graph_dump_file): Likewise.
5535 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
5536 unlink_bb_notes): Likewise.
5537 * integrate.c (get_hard_reg_initial_val): Likewise.
5538 * ipa-prop.c (ipa_push_func_to_list): Likewise.
5539 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
5540 * local-alloc.c (update_equiv_regs): Likewise.
5541 * loop-invariant.c (check_invariant_table_size,
5542 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
5544 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
5545 altered_reg_used, mark_altered): Likewise.
5546 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
5547 insert_var_expansion_initialization,
5548 combine_var_copies_in_loop_exit, apply_opt_in_copies,
5549 release_var_copies): Likewise.
5550 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
5551 analyze_matrix_decl, add_allocation_site, analyze_transpose,
5552 analyze_accesses_for_phi_node, check_var_notmodified_p,
5553 check_allocation_function, find_sites_in_func,
5554 record_all_accesses_in_func, transform_access_sites,
5555 transform_allocation_sites): Likewise.
5556 * omp-low.c (new_omp_region, create_omp_child_function_name,
5557 check_omp_nesting_restrictions, check_combined_parallel,
5558 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
5559 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
5560 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5561 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
5563 * opts-common.c (prune_options): Likewise.
5564 * opts.c (add_input_filename, print_filtered_help,
5565 get_option_state): Likewise.
5566 * params.c (add_params): Likewise.
5567 * passes.c (set_pass_for_id, next_pass_1,
5568 do_per_function_toporder, pass_fini_dump_file): Likewise.
5569 * postreload.c (reload_cse_simplify_operands): Likewise.
5570 * predict.c (tree_predicted_by_p, tree_predict_edge,
5571 clear_bb_predictions, combine_predictions_for_bb): Likewise.
5573 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5575 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
5577 * recog.c (check_asm_operands, validate_change_1): Likewise.
5578 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
5579 subst_asm_stack_regs): Likewise.
5580 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
5581 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
5582 * regmove.c (reg_is_remote_constant_p): Likewise.
5583 * regrename.c (regrename_optimize, scan_rtx_reg,
5584 kill_clobbered_value, kill_set_value, kill_autoinc_value):
5586 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
5587 regstat_compute_calls_crossed): Likewise.
5588 * reload1.c (init_reload, new_insn_chain,
5589 has_nonexceptional_receiver, reload, copy_reloads,
5590 calculate_needs_all_insns, init_elim_table): Likewise.
5591 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
5592 * rtl.c (shallow_copy_rtx_stat): Likewise.
5593 * rtlanal.c (parms_set): Likewise.
5594 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
5595 sbitmap_resize, sbitmap_vector_alloc): Likewise.
5596 * sched-ebb.c (earliest_block_with_similiar_load,
5597 add_deps_for_risky_insns): Likewise.
5598 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
5599 schedule_region): Likewise.
5600 * see.c (eq_descriptor_pre_extension,
5601 hash_descriptor_pre_extension, hash_del_pre_extension,
5602 eq_descriptor_properties, hash_descriptor_properties,
5603 hash_del_properties, see_seek_pre_extension_expr,
5604 see_initialize_data_structures, see_print_register_properties,
5605 see_print_pre_extension_expr, see_delete_merged_def_extension,
5606 see_delete_unmerged_def_extension, see_emit_use_extension,
5607 see_pre_delete_extension, see_map_extension, see_commit_changes,
5608 see_analyze_merged_def_local_prop,
5609 see_analyze_merged_def_local_prop,
5610 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
5611 see_set_prop_merged_def, see_set_prop_unmerged_def,
5612 see_set_prop_unmerged_use, see_print_one_extension,
5613 see_merge_one_use_extension, see_merge_one_def_extension,
5614 see_store_reference_and_extension, see_update_uses_relevancy,
5615 see_update_defs_relevancy): Likewise.
5616 * statistics.c (hash_statistics_hash, hash_statistics_eq,
5617 hash_statistics_free, curr_statistics_hash): Likewise.
5618 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
5619 expand_asm_operands, expand_return, case_bit_test_cmp,
5620 expand_case): Likewise.
5621 * stor-layout.c (start_record_layout): Likewise.
5622 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
5623 gt_pch_save_stringpool): Likewise.
5624 * tree-data-ref.c (hash_stmt_vertex_info,
5625 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
5626 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
5628 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
5631 * config/i386/i386.md : Change constraints of HImode and QImode
5632 immediate operands from "i" to "n". Change SImode "ni" constraint to
5633 "i" and SImode "rmi" constraint to "g". Remove all constraints
5634 from const0_operand and const1_operand predicated operands.
5635 (i): Change QImode and HImode attribute from "i" to "n".
5636 (*subqi_2): Change HImode operands to QImode.
5639 2008-06-25 Olivier Hainque <hainque@adacore.com>
5641 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
5644 2008-06-25 Richard Guenther <rguenther@suse.de>
5646 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
5647 not overflow the result type.
5649 2008-06-25 Richard Guenther <rguenther@suse.de>
5651 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
5652 (vn_lookup): Likewise.
5654 2008-06-25 Richard Guenther <rguenther@suse.de>
5656 PR tree-optimization/35518
5657 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
5658 * tree-sra.c (instantiate_element): Use fold_build3 to build
5660 (try_instantiate_multiple_fields): Likewise.
5662 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5664 * config/rs6000/rs6000.md: Change all string instruction's clobber to
5667 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5669 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
5670 use_backchain_to_restore_sp to true
5671 if the offset of the link register save area would go over the 32k - 1
5672 offset limit of the load
5675 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
5677 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
5678 anchor for the type-punning blurb. Cross-reference "Structures
5679 unions enumerations and bit-fields implementation". Provide a
5680 cast-through-pointer example. Make final sentence self-contained.
5681 * doc/implement-c.texi (Structures unions enumerations and
5682 bit-fields implementation): Cross-reference the type-punning blurb
5683 in the -fstrict-aliasing documentation.
5685 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5688 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
5689 the memory instead of the memory itself for the save area.
5691 2008-06-24 Olivier Hainque <hainque@adacore.com>
5692 Nicolas Roche <roche@adacore.com>
5694 * gengtype.c (srcdir_len): size_t instead of int.
5695 (get_file_realbasename): New function. For F a filename, the real
5696 basename of F, with all the path components stripped.
5697 (get_file_srcdir_relative_path): New function. For F a filename, the
5698 relative path to F from $(srcdir).
5699 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
5700 get_file_realbasename. Adjust the head comment.
5701 (get_prefix_langdir_index): New function. For F a filename, return the
5702 lang_dir_names[] relative index of the language directory that is
5704 (get_file_langdir): For F a filename, return the name of the language
5705 directory where F is located.
5706 (get_file_gtfilename): New function. The gt- output file name for an
5708 (get_output_file_with_visibility): Replace in-line computations with
5709 uses of get_file_gtfilename and get_prefix_langdir_index.
5710 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
5712 2008-06-24 Jakub Jelinek <jakub@redhat.com>
5714 PR tree-optimization/36504
5715 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
5716 references without base address.
5718 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5721 * calls.c (expand_call): Increase alignment for recursive functions.
5723 2008-06-23 Anatoly Sokolov <aesok@post.ru>
5725 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
5726 (TARGET_FUNCTION_VALUE): New define.
5727 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
5728 * config/avr/avr.h (FUNCTION_VALUE): Remove.
5730 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5732 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
5733 (fmod<mode>3): Ditto.
5734 (remainderxf3): Ditto.
5735 (remainder<mode>3): Ditto.
5737 2008-06-23 Jakub Jelinek <jakub@redhat.com>
5740 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
5741 REG is a hard register.
5743 PR tree-optimization/36508
5744 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
5745 499, don't check it at all in release compilers.
5747 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5749 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
5750 together with SSE_TARGET_MATH to disable insn pattern.
5751 (*fop_<MODEF:mode>_2_i387): Ditto.
5752 (*fop_<MODEF:mode>_3_i387): Ditto.
5754 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
5756 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
5758 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5761 * gimplify.c (gimplify_asm_expr): Check the return code of
5762 parse_output_constraint call, set function return and is_inout
5765 2008-06-22 Ian Lance Taylor <iant@google.com>
5767 * c-lex.c (narrowest_unsigned_type): Change itk to int.
5768 (narrowest_signed_type): Likewise.
5769 * c-typeck.c (c_common_type): Change local variable mclass to enum
5771 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
5772 tcc_comparison, not the tree code itself.
5773 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
5774 (c_expand_expr): Cast modifier to enum expand_modifier.
5775 * c-common.h (C_RID_CODE): Add casts.
5776 (C_SET_RID_CODE): Define.
5777 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
5778 (c_lex_one_token): Add cast to avoid warning.
5779 (c_parser_objc_type_name): Rename local typename to type_name.
5780 (check_no_duplicate_clause): Change code parameter to enum
5782 (c_parser_omp_var_list_parens): Change kind parameter to enum
5784 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
5785 c_parser_omp_list_var_parens.
5786 (c_parser_omp_threadprivate): Likewise.
5787 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
5788 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
5789 * c-format.c (NO_FMT): Define.
5790 (printf_length_specs): Use NO_FMT.
5791 (asm_fprintf_length_specs): Likewise.
5792 (gcc_diag_length_specs): Likewise.
5793 (scanf_length_specs): Likewise.
5794 (strfmon_length_specs): Likewise.
5795 (gcc_gfc_length_specs): Likewise.
5796 (printf_flag_specs): Change 0 to STD_C89.
5797 (asm_fprintf_flag_specs): Likewise.
5798 (gcc_diag_flag_specs): Likewise.
5799 (gcc_cxxdiag_flag_specs): Likewise.
5800 (scanf_flag_specs): Likewise.
5801 (strftime_flag_specs): Likewise.
5802 (strfmon_flag_specs): Likewise.
5803 (print_char_table): Likewise.
5804 (asm_fprintf_char_table): Likewise.
5805 (gcc_diag_char_table): Likewise.
5806 (gcc_tdiag_char_table): Likewise.
5807 (gcc_cdiag_char_table): Likewise.
5808 (gcc_cxxdiag_char_table): Likewise.
5809 (gcc_gfc_char_table): Likewise.
5810 (scan_char_table): Likewise.
5811 (time_char_table): Likewis.
5812 (monetary_char_table): Likewise.
5813 * c-format.h (BADLEN): Likewise.
5815 2008-06-21 Ian Lance Taylor <iant@google.com>
5817 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
5818 Define END_OF_BASE_TREE_CODES around inclusion.
5819 * tree.c (tree_code_type): New global array.
5820 (tree_code_length, tree_code_name): Likewise.
5821 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
5823 (all-tree.def, s-alltree): New targets.
5824 (gencheck.h, s-gencheck): Remove.
5825 (tree.o): Depend upon all-tree.def.
5826 (build/gencheck.o): Remove gencheck.h dependency.
5827 (mostlyclean): Don't remove gencheck.h.
5828 * c-common.h (enum c_tree_code): Remove.
5829 * c-lang.c (tree_code_type): Remove.
5830 (tree_code_length, tree_code_name): Remove.
5831 * gencheck.c (tree_codes): Include all-tree.def, rather than
5832 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
5834 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
5836 * cp/cp-tree.h (enum cplus_tree_code): Remove.
5837 (operator_name_info): Size to MAX_TREE_CODES.
5838 (assignment_operator_name_info): Likewise.
5839 * cp/cp-lang.c (tree_code_type): Remove.
5840 (tree_code_length, tree_code_name): Remove.
5841 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
5842 (assignment_operator_name_info): Likewise.
5843 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
5845 * cp/mangle.c (write_expression): Likewise.
5846 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
5847 * fortran/f95-lang.c (tree_code_type): Remove.
5848 (tree_code_length, tree_code_name): Remove.
5849 * java/java-tree.h (enum java_tree_code): Remove.
5850 * java/lang.c (tree_code_type): Remove.
5851 (tree_code_length, tree_code_name): Remove.
5852 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
5853 * objc/objc-act.h (enum objc_tree_code): Remove.
5854 * objc/objc-lang.c (tree_code_type): Remove.
5855 (tree_code_length, tree_code_name): Remove.
5856 * objcp/objcp-lang.c (tree_code_type): Remove.
5857 (tree_code_length, tree_code_name): Remove.
5858 * ada/ada-tree.h (enum gnat_tree_code): Remove.
5859 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
5860 * ada/misc.c (tree_code_type): Remove.
5861 (tree_code_length, tree_code_name): Remove.
5863 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
5865 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
5866 the grand_bitmap_obstack.
5868 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5870 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
5871 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
5872 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
5873 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
5874 move_stmt_r, new_label_mapper): Likewise.
5875 * tree-complex.c (cvc_lookup): Likewise.
5876 * tree-dfa.c (create_function_ann): Likewise.
5877 * tree-dump.c (dump_register): Likewise.
5878 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
5879 find_phi_replacement_condition): Likewise.
5880 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
5881 tree_function_versioning): Likewise.
5882 * tree-into-ssa.c (cmp_dfsnum): Likewise.
5883 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
5884 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
5885 get_nonlocal_debug_decl, convert_nonlocal_reference,
5886 convert_nonlocal_omp_clauses, get_local_debug_decl,
5887 convert_local_reference, convert_local_omp_clauses,
5888 convert_nl_goto_reference, convert_nl_goto_receiver,
5889 convert_tramp_reference, convert_call_expr): Likewise.
5890 * tree-outof-ssa.c (contains_tree_r): Likewise.
5891 * tree-parloops.c (reduction_phi, initialize_reductions,
5892 eliminate_local_variables_1, add_field_for_reduction,
5893 add_field_for_name, create_phi_for_local_result,
5894 create_call_for_reduction_1, create_loads_for_reductions,
5895 create_stores_for_reduction, create_loads_and_stores_for_name):
5897 * tree-phinodes.c (allocate_phi_node): Likewise.
5898 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
5899 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
5900 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
5901 * tree-ssa-coalesce.c (compare_pairs): Likewise.
5902 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
5903 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
5904 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
5905 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5906 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
5907 vn_nary_op_insert): Likewise.
5908 * tree-ssa.c (redirect_edge_var_map_add,
5909 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
5910 * tree-vectorizer.c (vectorize_loops): Likewise.
5911 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
5912 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
5913 tree_cons_stat, build1_stat, build_variant_type_copy,
5914 decl_init_priority_lookup, decl_fini_priority_lookup,
5915 decl_priority_info, decl_restrict_base_lookup,
5916 decl_restrict_base_insert, decl_debug_expr_lookup,
5917 decl_debug_expr_insert, decl_value_expr_lookup,
5918 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
5919 type_hash_add, get_file_function_name, tree_check_failed,
5920 tree_not_check_failed, tree_range_check_failed,
5921 omp_clause_range_check_failed, build_omp_clause,
5922 build_vl_exp_stat): Likewise.
5923 * value-prof.c (gimple_histogram_value,
5924 gimple_duplicate_stmt_histograms): Likewise.
5925 * var-tracking.c (attrs_list_insert, attrs_list_copy,
5926 unshare_variable, variable_union_info_cmp_pos, variable_union,
5927 dataflow_set_different_1, dataflow_set_different_2,
5928 vt_find_locations, variable_was_changed, set_variable_part,
5929 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
5930 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
5931 section_entry_hash, object_block_entry_eq,
5932 object_block_entry_hash, create_block_symbol,
5933 initialize_cold_section_name, default_function_rodata_section,
5934 strip_reg_name, set_user_assembler_name, const_desc_eq,
5935 build_constant_desc, output_constant_def, lookup_constant_def,
5936 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
5937 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
5938 default_internal_label): Likewise.
5939 * varray.c (varray_init, varray_grow): Likewise.
5940 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
5942 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
5944 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
5945 operators for "test" insn. Macroize insn using SWI mode macro.
5946 (*jcc_fused_2): Ditto.
5947 (*jcc_fused_3): Macroize insn using SWI mode macro.
5948 (*jcc_fused_4): Ditto.
5950 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
5952 * tree-ssa-pre.c: Fix typo in comment.
5953 (init_antic, fini_antic): Add explicit funtions for
5954 initializing and deinitializing ANTIC and AVAIL sets.
5955 (create_expression_by_pieces): Fix typo in comment.
5956 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
5957 (execute_pre): Eventually dump details about ANTIC_IN.
5959 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5961 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
5962 * gcc.c (translate_options, init_spec, store_arg, read_specs,
5963 add_to_obstack, file_at_path, find_a_file, execute,
5964 add_preprocessor_option, add_assembler_option, add_linker_option,
5965 process_command, insert_wrapper, do_option_spec, do_self_spec,
5966 spec_path, do_spec_1, is_directory, main, used_arg,
5967 getenv_spec_function): Likewise.
5968 * tlink.c (symbol_hash_lookup, file_hash_lookup,
5969 demangled_hash_lookup, symbol_push, file_push, frob_extension):
5972 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5974 * doc/rtl.texi: Updated subreg section.
5976 2008-06-19 Jakub Jelinek <jakub@redhat.com>
5979 * cgraphunit.c (cgraph_process_new_functions): Don't clear
5980 node->needed and node->reachable.
5981 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
5982 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
5983 (expand_task_call): Don't call expand_task_copyfn.
5984 (expand_task_copyfn): Renamed to...
5985 (finalize_task_copyfn): ... this.
5987 2008-06-19 Jan Hubicka <jh@suse.cz>
5989 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
5990 clobbering framepointer.
5992 2008-06-19 Jan Hubicka <jh@suse.cz>
5994 * tree-optimize.c (execute_early_local_optimizations): Set
5995 cgraph_state only at first invocation.
5997 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5999 * system.h (-Wc++-compat): Activate as a warning, no an error.
6001 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6003 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
6004 instead of "#" in insn asm template.
6005 (*jcc_fused_2): Ditto.
6007 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6009 * config/i386/i386.h (ix86_tune_indices)
6010 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
6011 (TARGET_FUSE_CMP_AND_BRANCH): New define.
6012 * config/i386/i386.md (*jcc_fused_1): New insn pattern
6013 (*jcc_fused_2): Ditto.
6014 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
6015 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
6016 (print operand): Handle 'E' and 'e' code.
6018 2008-06-19 Anatoly Sokolov <aesok@post.ru>
6020 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
6021 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6022 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6024 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
6026 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
6028 (cgraph_expand_function): Use local copy of decl.
6029 (cgraph_expand_all_functions): Remove redundant initialization of
6031 (cgraph_optimize): Reword internal_error message.
6033 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
6035 * arm-protos.h (arm_return_in_memory): Remove public
6036 arm_return_in_memory() prototype.
6037 * arm.c (arm_return_in_memory): Add static prototype, add target
6038 hook macro, change definition and comments.
6039 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
6041 2008-06-19 Ben Elliston <bje@au.ibm.com>
6043 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
6044 real.c: Remove references to IEEE 754R.
6045 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
6046 * doc/libgcc.texi (Decimal float library routines): Likewise.
6048 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6050 * targhooks.h (struct gcc_target): New member unwind_word_mode.
6051 (default_unwind_word_mode): Add prototype.
6052 * targhooks.c (default_unwind_word_mode): New function.
6053 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
6054 instead of word_mode.
6055 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
6056 (TARGET_INITIALIZER): Use it.
6058 * c-common.c (handle_mode_attribute): Support "unwind_word"
6060 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
6062 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
6063 word_mode to access SjLj_Function_Context member "data".
6064 (sjlj_emit_dispatch_table): Likewise. Also, perform type
6065 conversion from targetm.eh_return_filter_mode () to
6066 targetm.unwind_word_mode () if they differ.
6068 * builtin-types.def (BT_UNWINDWORD): New primitive type.
6069 (BT_FN_UNWINDWORD_PTR): New function type.
6070 (BT_FN_WORD_PTR): Remove.
6071 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
6072 * except.c (expand_builtin_extend_pointer): Convert pointer to
6073 targetm.unwind_word_mode () instead of word_mode.
6075 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
6076 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
6077 (spu_unwind_word_mode): New function.
6078 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
6079 (TARGET_UNWIND_WORD_MODE): Define.
6080 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
6082 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6084 * config/spu/spu.c (reg_align): Remove.
6085 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
6086 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
6087 (spu_split_store): Likewise.
6089 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
6091 * gcc/tree-vn.c: Fix typo in comment.
6093 2008-06-18 Jan Hubicka <jh@suse.cz>
6095 * cgraphunit.c (cgraph_optimize): Output debug info when doing
6096 toplevel reorder too.
6098 2008-06-18 Jan Hubicka <jh@suse.cz>
6100 * c-opts.c (c_common_post_options): PCH is not compatible with
6102 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
6103 -fno-toplevel-reorder by default now.
6105 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6107 PR documentation/30739
6108 * doc/install.texi (Prerequisites): Document dependency on awk.
6110 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
6111 Ian Lance Taylor <iant@google.com>
6113 PR rtl-optimization/35604
6114 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
6115 only want to change jump destinations, not eventual label comparisons.
6117 2008-06-16 Jan Hubicka <jh@suse.cz>
6119 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
6121 (cgraph_analyze_function): Likewise.
6123 2008-06-16 Jan Hubicka <jh@suse.cz>
6125 * cgraph.h (cgraph_mark_if_needed): New function.
6126 * cgraphunit.c (cgraph_mark_if_needed): New function.
6127 * c-decl.c (duplicate_decl): Use it.
6129 2008-06-16 Jan Hubicka <jh@suse.cz>
6131 * cgraph.c (cgraph_add_new_function): When in expansion state, do
6134 2008-06-16 Jan Hubicka <jh@suse.cz>
6136 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
6138 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
6139 Kazu Hirata <kazu@codesourcery.com>
6140 Maxim Kuvyrkov <maxim@codesourcery.com
6142 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
6143 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
6144 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
6145 EXTRA_SPEC_FUNCTIONS.
6146 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
6147 (DRIVER_SELF_SPECS): Adjust.
6148 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
6149 * config/mips/st.h, config/mips/t-st: New.
6150 * config/mips/driver-native.c, config/mips/x-native: New.
6151 * doc/invoke.texi (MIPS): Document 'native' value for -march and
6154 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6156 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
6158 (ISA_HAS_FP_CONDMOVE): New macro.
6159 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
6160 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
6161 (ISA_HAS_NMADD3_NMSUB3): New macro.
6162 * config/mips/mips.c (mips_rtx_costs): Update.
6163 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
6164 compiling for ST Loongson 2E/2F.
6165 (madd<mode>): Rename to madd4<mode>. Update.
6166 (madd3<mode>): New pattern.
6167 (msub<mode>): Rename to msub4<mode>. Update.
6168 (msub3<mode>): New pattern.
6169 (nmadd<mode>): Rename to nmadd4<mode>. Update.
6170 (nmadd3<mode>): New pattern.
6171 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
6172 (nmadd3<mode>_fastmath): New pattern.
6173 (nmsub<mode>): Rename to nmsub4<mode>. Update.
6174 (nmsub3<mode>): New pattern.
6175 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
6176 (nmsub3<mode>_fastmath): New pattern.
6177 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
6179 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
6181 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
6182 (DF_REF_INSN_INFO): New.
6183 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
6184 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
6185 with a NULL DF_REF_INSN_INFO.
6186 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
6188 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
6189 DF_INSN_INFO_EQ_USES): New.
6190 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
6191 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
6192 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
6193 * df-core.c: Update comment for above changes.
6194 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
6195 DF_INSN_UID_* macros.
6196 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
6197 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
6198 insn rtx. Update all callers.
6199 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
6200 df_ref_create_structure, df_insn_refs_collect): Likewise.
6201 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
6202 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
6203 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
6204 macros to access the insn refs.
6205 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
6206 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
6207 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
6208 for accessing the refs.
6209 (try_fwprop_subst): Likewise.
6210 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
6211 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
6212 for accessing the refs.
6213 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
6214 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
6215 to look at the insn refs.
6216 (record_uses): Likewise.
6217 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
6219 (mark_artificial_uses): Don't mark_insn for artificial refs.
6220 (mark_reg_rependencies): Likewise.
6222 * doc/rtl.texi: Remove documentation of ADDRESSOF.
6224 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6226 * configure: Regenerate.
6228 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6230 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
6231 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6232 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6234 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6236 * config/avr/avr.c (avr_mcu_t): Add attiny167.
6237 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6238 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6240 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6242 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
6243 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6244 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6246 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6248 * tree-ssa-sccvn.c: Fix format of comments.
6250 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6252 * cgraph.c: Remove unneeded forward declarations of eq_node()
6255 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
6257 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
6259 (see_update_relevancy): Likewise.
6260 * fwprop.c (try_fwprop_subst): Likewise.
6261 * rtlanal.c (noop_move_p): Likewise.
6262 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
6263 notes to non-existing libcall blocks.
6264 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
6266 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
6267 (dead_libcall_p): Remove.
6268 (delete_trivially_dead_insns): Don't use it.
6269 * web.c (union_defs): Remove comment about keeping nops.
6270 * gcse.c (hash_scan_insn): Don't take libcall pointers.
6271 (compute_hash_table_work): Don't track libcall notes.
6272 (do_local_cprop): Don't take libcall pointers. Don't update
6274 (adjust_libcall_notes): Deleted.
6275 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
6276 ever have existed in the first place).
6277 (replace_store_insn): Don't try to remove libcall notes.
6278 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
6279 (resolve_reg_notes): Don't call them.
6280 (resolve_simple_move): Likewise.
6281 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
6282 Don't remove REG_RETVAL notes.
6283 * emit-rtl.c (try_split): Don't update libcall notes.
6284 (emit_copy_of_insn_after): Dito.
6285 * cselib.c (cselib_current_insn_in_libcall): Remove.
6286 (cselib_process_insn): Don't set/clear it.
6287 (new_elt_loc_list): Don't record it.
6288 (cselib_init): Don't initialize it.
6289 * cselib.c (struct elt_loc_list): Remove in_libcall field.
6290 * loop-invariant.c (find_invariant_insn): Don't look for libcall
6292 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
6293 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
6294 (init_deps): Don't initialize it.
6295 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
6296 * combine.c (delete_noop_moves): Don't update libcall notes.
6297 (can_combine_p): Remove now pointless #if 0 block.
6298 (try_combine): Remove another obsolete #if 0 block.
6299 (distribute_notes): Don't distribute libcall notes.
6300 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
6301 * dce.c (libcall_dead_p): Remove.
6302 (delete_unmarked_insns): Don't handle libcall blocks.
6303 (preserve_libcall_for_dce): Remove.
6304 (prescan_insns_for_dce): Don't special-case libcall block insns.
6305 * reload1 (reload): Don't handle libcall notes.
6306 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
6309 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6311 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
6312 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6313 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6315 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6317 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
6318 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6319 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6321 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6323 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
6325 2008-06-16 Ira Rosen <irar@il.ibm.com>
6327 PR tree-optimization/36493
6328 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
6329 the arguments list. Use VECTYPE to create vector pointer.
6330 (vectorizable_store): Fail if accesses through a pointer to vectype
6331 do not alias the original memory reference operands.
6332 Call vect_create_data_ref_ptr without the removed argument.
6333 (vectorizable_load): Likewise.
6334 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
6337 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
6340 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
6343 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6345 * config/mips/loongson2ef.md: New file.
6346 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
6347 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
6348 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
6349 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
6350 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
6352 (loongson2ef.md): New include.
6353 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
6354 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
6355 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
6356 (loongson_gt_<mode>, loongson_extract_halfword)
6357 (loongson_insert_halfword_0, loongson_insert_halfword_2)
6358 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
6359 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
6360 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
6361 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
6362 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
6363 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
6364 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
6365 (vec_interleave_low<mode>): Define type attribute.
6366 * config/mips/mips.c (mips_ls2): New static variable.
6367 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
6368 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
6369 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
6370 Implement target scheduling hooks.
6371 (mips_multipass_dfa_lookahead): Update to handle tuning for
6373 (mips_sched_init): Initialize data for Loongson scheduling.
6374 (mips_ls2_variable_issue): New static function.
6375 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
6377 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
6378 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
6379 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
6380 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
6381 Handle ST Loongson 2E/2F cores.
6382 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
6384 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6386 * omp-low.c (extract_omp_for_data): Fix comment typo.
6389 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6391 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
6392 FIXME note about gcc/config.guess.
6393 * doc/options.texi (Option file format): Remove non-ASCII bytes.
6394 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
6395 * doc/cppopts.texi: Likewise.
6396 * doc/extend.texi: Likewise.
6397 * doc/gcc.texi: Likewise.
6398 * doc/gccint.texi: Likewise.
6399 * doc/gcov.texi: Likewise.
6400 * doc/gty.texi: Likewise.
6401 * doc/hostconfig.texi: Likewise.
6402 * doc/install.texi: Likewise.
6403 * doc/invoke.texi: Likewise.
6404 * doc/loop.texi: Likewise.
6405 * doc/makefile.texi: Likewise.
6406 * doc/md.texi: Likewise.
6407 * doc/passes.texi: Likewise.
6408 * doc/tm.texi: Likewise.
6409 * doc/tree-ssa.texi: Likewise.
6410 * doc/trouble.texi: Likewise.
6412 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
6413 Nathan Sidwell <nathan@codesourcery.com>
6414 Maxim Kuvyrkov <maxim@codesourcery.com>
6415 Richard Sandiford <rdsandiford@googlemail.com>
6417 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
6418 * config/mips/mips-protos.h (mips_expand_vector_init): New.
6419 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
6421 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
6422 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
6423 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
6425 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
6426 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
6427 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
6428 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
6429 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
6430 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
6431 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
6432 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
6433 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
6434 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
6435 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
6436 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
6437 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
6438 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
6439 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
6440 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
6441 (mips_builtins): Add Loongson builtins.
6442 (mips_loongson_2ef_bdesc): New.
6443 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
6444 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
6445 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
6446 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
6448 (mips_expand_vector_init): New.
6449 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
6450 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
6452 * config/mips/mips.md: Add unspec numbers for Loongson
6453 builtins. Include loongson.md.
6454 (MOVE64): Include Loongson vector modes.
6455 (SPLITF): Include Loongson vector modes.
6456 (HALFMODE): Handle Loongson vector modes.
6457 * config/mips/loongson.md: New.
6458 * config/mips/loongson.h: New.
6459 * config.gcc: Add loongson.h header for mips*-*-* targets.
6460 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
6462 2008-06-14 Joseph Myers <joseph@codesourcery.com>
6464 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
6465 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
6466 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
6467 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
6468 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
6469 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
6470 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
6471 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
6472 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
6473 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
6474 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
6475 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
6476 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
6477 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
6478 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
6479 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
6480 Remove use_fixproto=yes.
6481 (ia64*-*-hpux*): Remove comment about using fixproto.
6482 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
6484 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6486 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
6488 * configure: Regenerate.
6490 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
6493 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
6494 before evaluating it.
6496 2008-06-13 Jakub Jelinek <jakub@redhat.com>
6499 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
6500 nested inline functions.
6501 (start_decl, start_function): Don't invert DECL_EXTERNAL
6502 for nested inline functions.
6504 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6506 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
6507 splits that must be made for correctness.
6509 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6511 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
6512 (AVAIL_NON_MIPS16): Likewise.
6513 (mips_builtin_description): Replace target_flags with a predicate.
6514 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
6515 (dspr2_32): New availability predicates.
6516 (MIPS_BUILTIN): New macro.
6517 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
6518 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
6519 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
6520 Replace the TARGET_FLAGS parameters with AVAIL parameters.
6521 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
6522 (mips_dsp_32only_bdesc): Merge into...
6523 (mips_builtins): ...this new array.
6524 (mips_bdesc_map, mips_bdesc_arrays): Delete.
6525 (mips_init_builtins): Update after above changes.
6526 (mips_expand_builtin_1): Merge into...
6527 (mips_expand_builtin): ...here and update after above changes.
6529 2008-06-12 Paul Brook <paul@codesourcery.com>
6531 * longlong.h (__arm__): Define count_leading_zeros.
6532 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
6533 (clzsi2, clzdi2): New functions.
6534 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
6535 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
6536 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
6537 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
6538 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
6539 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
6540 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
6541 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6542 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
6543 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
6545 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
6547 * config/m68k/m68k.c (m68k_tune_flags): New.
6548 (override_options): Compute m68k_tune_flags.
6549 (MULL_COST, MULW_COST): Update for various variants of CFV2.
6550 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
6552 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6555 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
6557 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6559 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
6560 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
6562 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6564 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
6565 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
6567 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6570 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
6573 2008-06-12 Richard Guenther <rguenther@suse.de>
6575 PR tree-optimization/36345
6576 * tree-flow.h (struct ptr_info_def): Align escape_mask,
6577 add memory_tag_needed flag.
6578 (may_alias_p): Declare.
6579 * tree-ssa-alias.c (may_alias_p): Export.
6580 (set_initial_properties): Use memory_tag_needed flag.
6581 (update_reference_counts): Likewise.
6582 (reset_alias_info): Reset memory_tag_needed flag.
6583 (create_name_tags): Check memory_tag_needed flag.
6584 (dump_points_to_info_for): Dump it.
6585 * tree-ssa-structalias.c (struct variable_info): Remove
6586 directly_dereferenced flag.
6587 (new_var_info): Do not initialize it.
6588 (process_constraint_1): Do not set it.
6589 (update_alias_info): Set is_dereferenced flag.
6590 (set_uids_in_ptset): Use may_alias_p.
6591 (set_used_smts): Check memory_tag_needed flag.
6592 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
6593 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
6594 memory_tag_needed flag.
6595 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
6598 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
6600 * config/i386/i386.c (ix86_compute_frame_layout): Disable
6601 red zone for w64 abi.
6602 (ix86_expand_prologue): Likewise.
6603 (ix86_force_to_memory): Likewise.
6604 (ix86_free_from_memory): Likewise.
6606 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
6609 * config/rs6000/rs6000.c (rs6000_override_options): Set
6610 rs6000_isel conditionally to the absence of comand line override.
6611 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6612 Remove duplicate rs6000_isel setting.
6613 * config/rs6000/eabispe.h: Ditto.
6615 2008-06-11 Richard Guenther <rguenther@suse.de>
6617 * alias.c (get_alias_set): Use the element alias-set for arrays.
6618 (record_component_aliases): For arrays and vectors do nothing.
6619 * c-common.c (strict_aliasing_warning): Handle the cases
6620 of alias set zero explicitly.
6621 * Makefile.in (dfp.o-warn): Add -Wno-error.
6623 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6625 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
6627 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
6628 tune_32 tune_64 to supported_defaults. Allow values not
6629 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
6630 x86_64. Do not override cpu_32 or cpu_64 values from target name.
6631 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
6632 with_cpu_64 to generic for 64-bit-supporting configurations, not
6633 with_cpu. Remove FIXMEs.
6634 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
6635 --with-arch-64, --with-tune-32, --with-tune-64): Document.
6636 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
6637 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
6638 arch_32 and arch_64.
6640 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
6641 Olivier Hainque <hainque@adacore.com>
6643 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
6644 Use DECL_SIZE_UNIT to retrieve the size of the field.
6646 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6648 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
6649 with function calls after declarations. Lay out
6650 neon_float_type_node before further use.
6652 2008-06-11 Richard Guenther <rguenther@suse.de>
6654 * tree-flow.h (may_point_to_global_var): Declare.
6655 * tree-ssa-alias.c (may_point_to_global_var): New function.
6656 * tree-ssa-sink.c (is_hidden_global_store): Use it.
6658 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
6660 * configure.ac: Teach that fido supports .debug_line.
6661 * configure: Regenerate.
6663 2008-06-10 Tom Tromey <tromey@redhat.com>
6665 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
6668 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6670 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
6671 (encode_decimal64, decode_decimal64, encode_decimal128,
6672 decode_decimal128): Reverse order of 32-bit parts of value if host
6673 and target endianness differ.
6675 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
6677 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
6678 Avoid division by 0.
6679 (tree_mod_pow2_value_transform): Likewise.
6680 (tree_ic_transform): Likewise.
6681 (tree_stringops_transform): Likewise.
6682 (tree_mod_subtract_transform): Likewise.
6683 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
6684 (copy_edges_for_bb): Likewise.
6685 (initialize_cfun): Likewise.
6687 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6689 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
6690 nonmemory_operand. Add "N" operand constraint.
6692 (*jcc_btdi_mask_rex64): New instruction and split pattern.
6693 (*jcc_btsi_mask): Ditto.
6694 (*jcc_btsi_mask_1): Ditto.
6696 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6698 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
6699 TYPE_CANONICAL for copied element type.
6701 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6704 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
6705 Add m_CORE2 and m_GENERIC.
6706 * config/i386/predicates.md (bt_comparison_operator): New predicate.
6707 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
6709 (*jcc_btdi_rex64): New instruction and split pattern.
6711 (*jcc_btsi_1): Ditto.
6712 (*btsq): Fix Intel asm dialect operand order.
6716 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
6719 * simplify-rtx.c (simplify_subreg): Add check for shift count
6722 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
6724 * doc/md.texi: Synchronize with later constraints.md change.
6725 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
6726 with a C implementation.
6727 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
6729 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
6730 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
6731 when moving to and from MD_REGNUM.
6732 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
6733 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
6734 Handle byte and halfword moves.
6735 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
6737 * config/mips/constraints.md (h): Turn into NO_REGS.
6738 (l, x): Update documentation.
6739 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
6740 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
6741 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
6742 (HILO): New mode iterator.
6744 (any_div): New code iterator.
6745 (u): Extend code attribute to div and udiv.
6746 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
6747 d_operand in the splitters. Remove redundant CONST_INT checks.
6748 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
6749 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
6750 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
6751 accordingly, using normal moves instead of unspecs to move LO into
6752 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
6753 (<u>mulsidi3): Handle expansion in C code.
6754 (<u>mulsidi3_32bit_internal): Rename to...
6755 (<u>mulsidi3_32bit): ...this.
6756 (<u>mulsidi3_32bit_r4000): Fix insn separator.
6757 (*<u>mulsidi3_64bit): Rename to...
6758 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
6759 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
6760 to set LO and HI to the multiplication result. Use a normal move
6761 for MFLO and an unspec for MFHI.
6762 (*<u>mulsidi3_64bit_parts): Replace with...
6763 (<u>mulsidi3_64bit_hilo): ...this new instruction.
6764 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
6765 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
6766 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
6767 instead of HI. Split the instruction into a separate multiplication
6768 and MFHI if !TARGET_FIX_R4000.
6769 (<su>muldi3_highpart): Likewise.
6770 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
6771 and the "=h" clobber.
6772 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
6773 (<u>mulditi3): New expander.
6774 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
6775 (madsi): Remove "=h" clobber.
6776 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
6777 Force the modulus result to be a GPR and split the instruction into
6778 a division followed by an MFHI after reload.
6779 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
6780 (*lea_high64): Use d_operand in the define_peephole2. Likewise
6781 the MIPS16 HIGH define_split.
6782 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
6783 of acc<->gpr moves to "multi".
6784 (*movdi_64bit): Replace the single "x" alternative with
6785 alternatives for moving into and out of "a".
6786 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
6787 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
6788 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
6789 Use d_operand in the splitters. Remove redundant CONST_INT checks.
6790 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
6791 (movti): New expander.
6792 (*movti, *movti_mips16): New insns.
6793 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
6794 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
6795 (mthi<GPR:mode>_<HILO:mode>): Likewise.
6796 * config/mips/predicates.md (fpr_operand): Delete.
6797 (d_operand): New predicate.
6799 2008-06-09 Michael Meissner <michael.meissner@amd.com>
6801 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
6802 failure on some Bourne shells.
6803 (x86_64-*-*): Ditto.
6805 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
6807 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
6809 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
6811 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
6812 (sparc-sun-solaris2*): Likewise.
6814 2008-06-09 Arnaud Charlet <charlet@adacore.com
6816 * doc/install.texi: Update requirements to build the Ada compiler.
6818 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
6820 * df-scan.c (struct df_scan_problem_data): Remove the
6821 mw_link_pool alloc pool.
6822 (df_scan_free_internal): Don't free it.
6823 (df_scan_alloc): Don't allocate it.
6824 * df.h (struct df_link): Update comment.
6826 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
6828 * except.h: Correct checks for when SJLJ exceptions must be used.
6830 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6832 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
6835 2008-06-08 Joseph Myers <joseph@codesourcery.com>
6837 PR tree-optimization/36218
6838 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
6839 configure for the build system.
6840 (BUILD_LDFLAGS): Define.
6841 * configure: Regenerate.
6842 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
6844 2008-07-08 Anatoly Sokolov <aesok@post.ru>
6847 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
6848 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
6849 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
6851 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
6853 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
6855 2008-06-07 Joseph Myers <joseph@codesourcery.com>
6857 * config.gcc (Obsolete configurations): Remove list of
6859 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
6860 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
6861 targets matched by those patterns.
6862 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
6863 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
6864 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
6865 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
6866 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6867 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
6868 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
6869 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
6870 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
6871 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
6872 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
6873 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
6874 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
6875 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
6876 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
6877 Make code for Solaris 7 and greater unconditional for Solaris.
6878 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
6879 Remove --with-* handling.
6880 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
6881 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
6882 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
6883 LINK_OS_WINDISS_SPEC): Remove.
6884 * config/rs6000/sysv4.opt (mwindiss): Remove.
6885 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
6886 * configure: Regenerate.
6887 * doc/cpp.texi: Don't mention BeOS.
6888 * doc/extend.texi (interrupt): Don't mention MS1.
6889 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
6890 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
6891 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
6892 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
6893 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
6895 * doc/invoke.texi (MT Options): Remove.
6896 (-mwindiss): Remove.
6897 (CRIS Options): Remove cris-axis-aout references.
6898 (HPPA Options): Don't mention hppa1.1-*-pro.
6899 * doc/md.texi: (MorphoTech family): Remove.
6900 * libgcc2.c: Don't handle UWIN.
6901 * config/alpha/t-unicosmk: Remove.
6902 * config/alpha/unicosmk.h: Remove.
6903 * config/arm/kaos-arm.h: Remove.
6904 * config/arm/kaos-strongarm.h: Remove.
6905 * config/arm/strongarm-coff.h: Remove.
6906 * config/arm/strongarm-elf.h: Remove.
6907 * config/arm/strongarm-pe.h: Remove.
6908 * config/arm/t-strongarm-pe: Remove.
6909 * config/arm/t-xscale-coff: Remove.
6910 * config/arm/t-xscale-elf: Remove.
6911 * config/arm/xscale-coff.h: Remove.
6912 * config/arm/xscale-elf.h: Remove.
6913 * config/chorus.h: Remove.
6914 * config/cris/aout.h: Remove.
6915 * config/cris/aout.opt: Remove.
6916 * config/cris/t-aout: Remove.
6917 * config/i386/beos-elf.h: Remove.
6918 * config/i386/kaos-i386.h: Remove.
6919 * config/i386/ptx4-i.h: Remove.
6920 * config/i386/sco5.h: Remove.
6921 * config/i386/sco5.opt: Remove.
6922 * config/i386/sysv4-cpp.h: Remove.
6923 * config/i386/sysv5.h: Remove.
6924 * config/i386/t-beos: Remove.
6925 * config/i386/t-sco5: Remove.
6926 * config/i386/t-uwin: Remove.
6927 * config/i386/uwin.asm: Remove.
6928 * config/i386/uwin.h: Remove.
6929 * config/kaos.h: Remove.
6930 * config/mips/windiss.h: Remove.
6931 * config/mt: Remove directory.
6932 * config/pa/pa-osf.h: Remove.
6933 * config/pa/pa-pro-end.h: Remove.
6934 * config/pa/t-pro: Remove.
6935 * config/ptx4.h: Remove.
6936 * config/rs6000/beos.h: Remove.
6937 * config/rs6000/kaos-ppc.h: Remove.
6938 * config/rs6000/t-beos: Remove.
6939 * config/rs6000/windiss.h: Remove.
6940 * config/sh/kaos-sh.h: Remove.
6941 * config/sol2-6.h: Remove.
6942 * config/sparc/sol26-sld.h: Remove.
6943 * config/sparc/sysv4-only.h: Remove.
6944 * config/vax/bsd.h: Remove.
6945 * config/vax/t-memfuncs: Remove.
6946 * config/vax/ultrix.h: Remove.
6947 * config/vax/vaxv.h: Remove.
6948 * config/windiss.h: Remove.
6950 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
6952 PR rtl-optimization/36438
6953 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
6954 for vector shifts with constant scalar shift operands.
6956 2008-06-06 Sandip Matte <sandip@rmicorp.com>
6958 * doc/invoke.texi: Document -march=xlr.
6959 * config/mips/xlr.md: New file.
6960 * config/mips/mips.md: Include it.
6962 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
6963 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
6964 (mips_rtx_cost_data): Likewise.
6966 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
6968 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
6969 PRE_INC and PRE_DEC cases.
6971 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6973 PR rtl-optimization/36419
6974 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
6975 the emitting jump insn.
6978 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
6979 is not bool, boolify the whole *expr_p and convert to the desired type.
6981 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6983 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
6984 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
6985 Add omp_private_outer_ref hook, add another argument to
6986 omp_clause_default_ctor hook.
6987 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
6988 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
6989 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
6990 hook_tree_tree_tree_tree_null.
6991 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
6992 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
6993 * hooks.c (hook_tree_tree_tree_tree_null): New function.
6994 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
6995 * tree.def (OMP_TASK): New tree code.
6996 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
6997 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
6998 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
6999 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
7000 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
7001 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
7002 OMP_CLAUSE_COLLAPSE_EXPR): Define.
7003 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7004 (OMP_DIRECTIVE_P): Add OMP_TASK.
7005 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
7006 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
7007 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
7008 and OMP_CLAUSE_UNTIED entries.
7009 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
7011 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7012 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
7013 * tree-pretty-print.c (dump_omp_clause): Handle
7014 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
7015 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7016 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
7017 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
7018 warning about unsigned iterators. Change decl/init/cond/incr
7019 arguments to TREE_VECs, check arguments for all collapsed loops.
7020 (c_finish_omp_taskwait): New function.
7021 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
7023 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
7024 default_function_array_conversion on init. Add par_clauses argument.
7025 If decl is present in parallel's lastprivate clause, change it to
7026 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
7027 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
7028 collapse count in clauses.
7029 (c_parser_omp_for, c_parser_omp_parallel): Adjust
7030 c_parser_omp_for_loop callers.
7031 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
7032 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
7033 (c_parser_omp_clause_name): Handle collapse and untied clauses.
7034 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
7036 (c_parser_omp_clause_schedule): Handle schedule(auto).
7037 Include correct location in the error message.
7038 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
7039 and PRAGMA_OMP_CLAUSE_UNTIED.
7040 (OMP_TASK_CLAUSE_MASK): Define.
7041 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
7042 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
7043 * tree-nested.c (convert_nonlocal_omp_clauses,
7044 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
7045 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
7046 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7047 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
7049 (conver_nonlocal_reference, convert_local_reference,
7050 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
7051 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
7052 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
7053 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
7054 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
7055 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
7056 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
7057 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
7058 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7060 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
7061 * c-common.h (c_finish_omp_taskwait): New prototype.
7062 * gimple-low.c (lower_stmt): Handle OMP_TASK.
7063 * tree-parloops.c (create_parallel_loop): Create 1 entry
7064 vectors for OMP_FOR_{INIT,COND,INCR}.
7065 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7066 (make_edges): Handle OMP_TASK.
7067 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
7068 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7069 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
7070 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
7071 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
7072 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7073 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7074 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
7075 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
7076 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
7077 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
7078 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
7079 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
7080 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
7081 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
7082 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
7083 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
7084 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
7085 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
7086 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
7087 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
7088 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
7089 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
7090 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
7091 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
7092 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
7093 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
7094 original iterator is present in lastprivate clause or if
7095 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
7096 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7097 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
7098 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
7099 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
7100 if it is set, lookup var in outer contexts too. Handle
7101 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
7102 to be implicitly determined firstprivate for task regions.
7103 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
7104 if it is set, lookup var in outer contexts too. Set
7105 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
7106 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
7107 OMP_CLAUSE_UNTIED. Take region_type as last argument
7108 instead of in_parallel and in_combined_parallel.
7109 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
7111 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
7112 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
7113 (new_omp_context): Set default_kind to
7114 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
7115 (omp_region_type): New enum.
7116 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
7117 fields, add region_type.
7118 (new_omp_context): Take region_type as argument instead of is_parallel
7119 and is_combined_parallel.
7120 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
7121 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
7122 ctx->is_combined_parallel checks.
7123 (gimplify_omp_task): New function.
7124 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7126 * omp-low.c (extract_omp_for_data): Use schedule(static)
7127 for schedule(auto). Handle pointer and unsigned iterators.
7128 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
7129 Add loops argument. Extract data for collapsed OMP_FOR loops.
7130 (expand_parallel_call): Assert sched_kind isn't auto,
7131 map runtime schedule to index 3.
7132 (struct omp_for_data_loop): New type.
7133 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
7134 Add loop, loops, collapse and iter_type fields.
7135 (workshare_safe_to_combine_p): Disallow combined for if
7136 iter_type is unsigned long long. Don't combine collapse > 1 loops
7137 unless all bounds and steps are constant. Adjust extract_omp_for_data
7139 (expand_omp_for_generic): Handle pointer, unsigned and long long
7140 iterators. Handle collapsed OMP_FOR loops. Adjust
7141 for struct omp_for_data changes. If libgomp function doesn't return
7142 boolean_type_node, add comparison of the return value with 0.
7143 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
7144 pointer, unsigned and long long iterators. Adjust for struct
7145 omp_for_data changes.
7146 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
7147 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
7148 unsigned long long. Allocate loops array, pass it to
7149 extract_omp_for_data. For collapse > 1 loops use always
7150 expand_omp_for_generic.
7151 (omp_context): Add sfield_map and srecord_type fields.
7152 (is_task_ctx, lookup_sfield): New functions.
7153 (use_pointer_for_field): Use is_task_ctx helper. Change first
7154 argument's type from const_tree to tree. Clarify comment.
7155 In OMP_TASK disallow copy-in/out sharing.
7156 (build_sender_ref): Call lookup_sfield instead of lookup_field.
7157 (install_var_field): Add mask argument. Populate both record_type
7158 and srecord_type if needed.
7159 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
7161 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
7162 and DECL_FIELD_OFFSET.
7163 (scan_sharing_clauses): Adjust install_var_field callers. For
7164 firstprivate clauses on explicit tasks allocate the var by value in
7165 record_type unconditionally, rather than by reference.
7166 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
7167 Use is_taskreg_ctx instead of is_parallel_ctx.
7168 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7169 (create_omp_child_function_name): Add task_copy argument, use
7170 *_omp_cpyfn* names if it is true.
7171 (create_omp_child_function): Add task_copy argument, if true create
7172 *_omp_cpyfn* helper function.
7173 (scan_omp_parallel): Adjust create_omp_child_function callers.
7174 Rename parallel_nesting_level to taskreg_nesting_level.
7175 (scan_omp_task): New function.
7176 (lower_rec_input_clauses): Don't run constructors for firstprivate
7177 explicit task vars which are initialized by *_omp_cpyfn*.
7178 Pass outer var ref to omp_clause_default_ctor hook if
7179 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
7180 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
7181 OMP_CLAUSE_REDUCTION_INIT.
7182 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
7183 avoid duplicate setting of fields. Handle
7184 OMP_CLAUSE_PRIVATE_OUTER_REF.
7185 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
7186 copy-out if TREE_READONLY, only copy-in.
7187 (expand_task_copyfn): New function.
7188 (expand_task_call): New function.
7189 (struct omp_taskcopy_context): New type.
7190 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
7192 (lower_omp_parallel): Rename to...
7193 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7194 Call create_task_copyfn if srecord_type is needed. Adjust
7196 (task_shared_vars): New variable.
7197 (check_omp_nesting_restrictions): Warn if work-sharing,
7198 barrier, master or ordered region is closely nested inside OMP_TASK.
7199 Add warnings for barrier if closely nested inside of work-sharing,
7200 ordered, or master region.
7201 (scan_omp_1): Call check_omp_nesting_restrictions even for
7202 GOMP_barrier calls. Rename parallel_nesting_level to
7203 taskreg_nesting_level. Handle OMP_TASK.
7204 (lower_lastprivate_clauses): Even if some lastprivate is found on a
7205 work-sharing construct, continue looking for them on parent parallel
7207 (lower_omp_for_lastprivate): Add lastprivate clauses
7208 to the beginning of dlist rather than end. Adjust for struct
7209 omp_for_data changes.
7210 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
7211 not after it. Handle collapsed OMP_FOR loops, adjust for
7212 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
7213 (get_ws_args_for): Adjust extract_omp_for_data caller.
7214 (scan_omp_for): Handle collapsed OMP_FOR
7215 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7216 (lower_omp_single_simple): If libgomp function doesn't return
7217 boolean_type_node, add comparison of the return value with 0.
7218 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
7219 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
7220 (parallel_nesting_level): Rename to...
7221 (taskreg_nesting_level): ... this.
7222 (is_taskreg_ctx): New function.
7223 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
7225 (execute_lower_omp): Rename parallel_nesting_level to
7226 taskreg_nesting_level.
7227 (expand_omp_parallel): Rename to...
7228 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7229 Call omp_task_call for OMP_TASK regions.
7230 (expand_omp): Adjust caller, handle OMP_TASK.
7231 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
7233 * bitmap.c (bitmap_default_obstack_depth): New variable.
7234 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
7235 if argument is NULL and bitmap_default_obstack is already initialized.
7236 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
7238 * matrix-reorg.c (matrix_reorg): Likewise.
7240 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7242 * config/i386/i386.md (*indirect_jump): Macroize using P
7243 mode iterator. Remove !TARGET_64BIT from insn constraints.
7244 (*tablejump_1): Ditto.
7245 (*indirect_jump_rex64): Remove insn pattern.
7246 (*tablejump_1_rex64): Ditto.
7247 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
7248 and eh_return_si insn patterns.
7250 2008-06-06 Richard Guenther <rguenther@suse.de>
7252 * tree-ssa-structalias.c (merge_smts_into): Remove.
7253 (find_what_p_points_to): Do not bother to compute the
7254 points-to set for pt_anything pointers.
7255 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
7256 for pt_anything pointers is ok.
7258 2008-06-06 Jan Hubicka <jh@suse.cz>
7260 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
7262 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7264 * cgraph.c: Fix typos in comments.
7265 (cgraph_availability_names): Fix string typo.
7266 * fold-const.c: Fix typos in comments.
7267 (fold_binary): Fix typo in warning.
7268 * genautomata.c: Fix typos in comments.
7269 (check_presence_pattern_sets): Fix typo in local variable.
7270 (output_description): Fix typo in output.
7271 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
7272 * hwint.h: Likewise.
7273 * matrix-reorg.c (check_allocation_function): Likewise.
7274 * omega.c (smooth_weird_equations): Likewise.
7275 * auto-inc-dec.c: Fix typos in comments.
7276 * bb-reorder.c: Likewise.
7277 * builtins.c: Likewise.
7278 * c-common.c: Likewise.
7279 * c-cppbuiltin.c: Likewise.
7280 * c-parser.c: Likewise.
7281 * c-pretty-print.c: Likewise.
7282 * cfgcleanup.c: Likewise.
7283 * cfgexpand.c: Likewise.
7284 * cfghooks.c: Likewise.
7285 * cfglayout.c: Likewise.
7286 * cfgloopmanip.c: Likewise.
7287 * cgraphunit.c: Likewise.
7288 * coverage.c: Likewise.
7289 * dbxout.c: Likewise.
7290 * df-byte-scan.c: Likewise.
7291 * df-core.c: Likewise.
7292 * df-problems.c: Likewise.
7293 * df-scan.c: Likewise.
7295 * dominance.c: Likewise.
7296 * domwalk.c: Likewise.
7298 * dwarf2out.c: Likewise.
7299 * emit-rtl.c: Likewise.
7300 * et-forest.c: Likewise.
7301 * function.c: Likewise.
7302 * function.h: Likewise.
7304 * gcov-io.c: Likewise.
7307 * genattrtab.c: Likewise.
7308 * ggc-page.c: Likewise.
7309 * gimplify.c: Likewise.
7310 * gthr-lynx.h: Likewise.
7311 * haifa-sched.c: Likewise.
7312 * ipa-cp.c: Likewise.
7313 * ipa-inline.c: Likewise.
7314 * ipa-prop.h: Likewise.
7315 * ipa-pure-const.c: Likewise.
7316 * ipa-struct-reorg.c: Likewise.
7317 * ipa-struct-reorg.h: Likewise.
7318 * ipa-type-escape.c: Likewise.
7320 * loop-doloop.c: Likewise.
7321 * mips-tfile.c: Likewise.
7322 * mkmap-flat.awk: Likewise.
7323 * mkmap-symver.awk: Likewise.
7324 * modulo-sched.c: Likewise.
7325 * omp-low.c: Likewise.
7326 * optabs.c: Likewise.
7327 * optabs.h: Likewise.
7329 * passes.c: Likewise.
7330 * postreload-gcse.c: Likewise.
7331 * postreload.c: Likewise.
7332 * predict.c: Likewise.
7333 * pretty-print.h: Likewise.
7334 * profile.c: Likewise.
7335 * protoize.c: Likewise.
7336 * ra-conflict.c: Likewise.
7338 * recog.c: Likewise.
7339 * regclass.c: Likewise.
7341 * reload.c: Likewise.
7342 * rtl-error.c: Likewise.
7343 * rtlanal.c: Likewise.
7345 * sched-rgn.c: Likewise.
7348 * target.h: Likewise.
7349 * tree-dfa.c: Likewise.
7350 * tree-eh.c: Likewise.
7351 * tree-flow-inline.h: Likewise.
7352 * tree-inline.c: Likewise.
7353 * tree-into-ssa.c: Likewise.
7354 * tree-loop-distribution.c: Likewise.
7355 * tree-nested.c: Likewise.
7356 * tree-parloops.c: Likewise.
7357 * tree-pass.h: Likewise.
7358 * tree-pretty-print.c: Likewise.
7359 * tree-profile.c: Likewise.
7360 * tree-scalar-evolution.c: Likewise.
7361 * tree-sra.c: Likewise.
7362 * tree-ssa-alias-warnings.c: Likewise.
7363 * tree-ssa-ccp.c: Likewise.
7364 * tree-ssa-coalesce.c: Likewise.
7365 * tree-ssa-dom.c: Likewise.
7366 * tree-ssa-dse.c: Likewise.
7367 * tree-ssa-forwprop.c: Likewise.
7368 * tree-ssa-live.c: Likewise.
7369 * tree-ssa-live.h: Likewise.
7370 * tree-ssa-loop-im.c: Likewise.
7371 * tree-ssa-loop-ivopts.c: Likewise.
7372 * tree-ssa-loop-niter.c: Likewise.
7373 * tree-ssa-loop-prefetch.c: Likewise.
7374 * tree-ssa-phiopt.c: Likewise.
7375 * tree-ssa-phiprop.c: Likewise.
7376 * tree-ssa-sccvn.c: Likewise.
7377 * tree-ssa-ter.c: Likewise.
7378 * tree-ssa-threadupdate.c: Likewise.
7379 * tree-ssa.c: Likewise.
7380 * tree-vect-analyze.c: Likewise.
7381 * tree-vect-transform.c: Likewise.
7382 * tree-vectorizer.c: Likewise.
7383 * tree-vn.c: Likewise.
7384 * tree-vrp.c: Likewise.
7386 * tree.def: Likewise.
7388 * unwind-dw2-fde.c: Likewise.
7389 * unwind.inc: Likewise.
7390 * value-prof.c: Likewise.
7391 * vmsdbgout.c: Likewise.
7393 2008-06-05 David Edelsohn <edelsohn@gnu.org>
7395 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
7396 always place FP constants in the TOC for TARGET_POWERPC64.
7397 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
7399 2008-06-05 Joseph Myers <joseph@codesourcery.com>
7401 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
7402 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
7403 enable for TARGET_E500_DOUBLE.
7404 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
7405 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
7406 floating-point modes like integer modes for E500 double.
7407 (rs6000_legitimate_offset_address_p): Likewise.
7408 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
7409 addressing for DDmode for E500 double.
7410 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
7411 modes as using 64-bits of registers for E500 double.
7412 (spe_build_register_parallel): Do not handle DDmode or TDmode.
7413 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
7414 specially for E500 double.
7415 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
7416 TDmode for E500 double.
7417 (rs6000_gimplify_va_arg): Only handle SDmode in registers
7418 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
7419 (rs6000_split_multireg_move): Do not handle TDmode specially for
7421 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
7422 using 64-bit registers for E500 double.
7423 (emit_frame_save): Do not handle DDmode specially for E500 double.
7424 (gen_frame_mem_offset): Likewise.
7425 (rs6000_function_value): Do not call spe_build_register_parallel
7426 for DDmode or TDmode.
7427 (rs6000_libcall_value): Likewise.
7428 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
7429 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
7432 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
7434 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
7437 2008-06-04 Junjie Gu <jgu@tensilica.com>
7439 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
7440 comparison for frame pointers.
7442 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7445 * config/avr/avr.h (PUSH_ROUNDING): Remove.
7447 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7450 * builtins.c (expand_builtin_signbit): Don't take lowpart when
7451 register is already smaller or equal to required mode.
7453 2008-06-04 Xinliang David Li <davidxl@google.com>
7455 * tree-call-cdce.c: New file.
7456 (cond_dead_built_in_calls): New static variable.
7457 (input_domain): New struct.
7458 (check_pow): New function.
7459 (check_builtin_call): Ditto.
7460 (check_target_format): Ditto.
7461 (is_call_dce_candidate): Ditto.
7462 (gen_one_condition): Ditto.
7463 (gen_conditions_for_domain): Ditto.
7464 (get_domain): Ditto.
7465 (gen_conditions_for_pow_cst_base): Ditto.
7466 (gen_conditions_for_pow_int_base): Ditto.
7467 (gen_conditions_for_pow): Ditto.
7468 (get_no_error_domain): Ditto.
7469 (gen_shrink_wrap_conditions): Ditto.
7470 (shrink_wrap_one_built_in_call): Ditto.
7471 (shink_wrap_conditional_dead_built_in_calls): Ditto.
7472 (tree_call_cdce): Ditto.
7473 (gate_call_cdce): Ditto.
7474 (pass_call_cdce): New gimple pass.
7475 * passes.c: (init_optimization_passes): New pass.
7476 * tree-pass.h: New pass declaration.
7477 * opts.c (decode_options): New flag setting.
7478 * common.opt: Add -ftree-builtin-call-dce flag.
7479 * Makefile.in: Add new source file.
7480 * tempvar.def: New tv_id.
7481 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
7483 2008-06-04 Richard Guenther <rguenther@suse.de>
7485 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
7486 (is_call_clobbered): Always check var_ann->call_clobbered.
7487 (mark_call_clobbered): Always set var_ann->call_clobbered.
7488 (clear_call_clobbered): Always clear var_ann->call_clobbered.
7489 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
7490 (reset_alias_info): Clear call clobbering info on MTAGs and
7492 (set_pt_anything): Set pt_global_mem.
7493 (create_tag_raw): Adjust comment.
7494 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
7496 2008-06-04 Joseph Myers <joseph@codesourcery.com>
7497 Maxim Kuvyrkov <maxim@codesourcery.com>
7499 * config/m68k/m68k.opt (mxgot): New option.
7500 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
7501 (m68k_output_addr_const_extra): New.
7502 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
7503 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
7504 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
7505 * doc/invoke.texi (M680x0 Options): Document -mxgot.
7507 2008-06-04 Richard Guenther <rguenther@suse.de>
7509 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
7510 negative or non-representable offsets.
7512 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
7514 * config/i386/i386.c (ix86_gen_leave): New.
7515 (ix86_gen_pop1): Likewise.
7516 (ix86_gen_add3): Likewise.
7517 (ix86_gen_sub3): Likewise.
7518 (ix86_gen_sub3_carry): Likewise.
7519 (ix86_gen_one_cmpl2): Likewise.
7520 (ix86_gen_monitor): Likewise.
7521 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
7522 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
7523 ix86_gen_one_cmpl2 and ix86_gen_monitor.
7524 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
7525 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
7526 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
7527 (ix86_expand_epilogue): Updated.
7528 (print_operand): Handle integer register operand for 'z'.
7529 (ix86_expand_strlensi_unroll_1): Likewise.
7530 (ix86_expand_strlen): Likewise.
7531 (ix86_expand_builtin): Likewise.
7532 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
7533 mov{q}/mov{l} and add{q}/add{l}.
7535 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7537 * config/i386/i386.md (P): New mode iterator.
7538 (SFmode push_operand splitter): Macroize DImode and SImode pushes
7539 using P mode iterator.
7540 (DFmode push_operand splitter): Ditto.
7541 (XFmode push_operand splitter): Ditto.
7542 (DFmode float_extend SFmode push_operand splitter): Ditto.
7543 (XFmode float_extend SFmode push_operand splitter): Do not generate
7544 SImode pushes for 64bit target. Macroize Dimode and SImode
7545 pushes using P mode iterator.
7546 (XFmode float_extend DFmode push_operand splitter): Ditto.
7548 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7550 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
7551 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
7552 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
7554 (ix86_call_abi_override): Remove check for call_used_regs.
7556 2008-06-03 Richard Guenther <rguenther@suse.de>
7558 * tree-ssa-structalias.c (find_func_aliases): Add constraints
7559 for the lhs of calls if the return type contains pointers.
7561 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7563 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
7564 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
7565 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
7566 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
7567 of cfun and DEFAULT_ABI to deceide abi mode.
7569 (REG_PARM_STACK_SPACE): Removed.
7570 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
7571 (STACK_BOUNDARY): Use default target to deceide stack boundary.
7572 * config/i386/i386-protos.h (ix86_cfun_abi): New.
7573 (ix86_function_abi): Likewise.
7574 (ix86_function_type_abi): Likewise.
7575 (ix86_call_abi_override): Likewise.
7576 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
7577 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
7578 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
7579 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
7581 (X86_64_REGPARM_MAX): New.
7582 (X86_64_SSE_REGPARM_MAX): New.
7583 (X64_REGPARM_MAX): New.
7584 (X64_SSE_REGPARM_MAX): New.
7585 (X86_32_REGPARM_MAX): New.
7586 (X86_32_SSE_REGPARM_MAX): New.
7587 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
7588 (ix86_function_regparm): Handle user calling abi.
7589 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
7590 by DEFAULT_ABI versus SYSV_ABI check.
7591 (ix86_reg_parm_stack_space): New.
7592 (ix86_function_type_abi): New.
7593 (ix86_call_abi_override): New.
7594 (ix86_function_abi): New.
7595 (ix86_cfun_abi): New.
7596 (init_cumulative_args): Call abi specific initialization.
7597 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
7598 (function_arg_64): Extend SSE_REGPARM_MAX check.
7599 (function_arg (): Remove TARGET_64BIT_MS_ABI.
7600 (ix86_pass_by_reference): Likewise.
7601 (ix86_function_value_regno_p): Likewise.
7602 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
7603 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
7604 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
7605 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
7606 (setup_incoming_varargs_64): Adjust regparm for call abi.
7607 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
7608 (ix86_va_start): Likewise.
7609 (ix86_gimplify_va_arg): Likewise.
7610 (ix86_expand_prologue): Likewise.
7611 (output_pic_addr_const): Likewise.
7612 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
7613 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
7614 (x86_output_mi_thunk): Likewise.
7615 (x86_function_profiler): Likewise.
7616 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
7617 (SYSV_ABI, MS_ABI): New constants.
7619 (init_regs): Add prototype of function in regclass.c file.
7620 (OVERRIDE_ABI_FORMAT): New.
7621 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
7622 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
7623 (OUTGOING_REG_PARM_STACK_SPACE): New.
7624 (ix86_reg_parm_stack_space): New prototype.
7625 (CUMULATIVE_ARGS): Add call_abi member.
7626 (machine_function): Add call_abi member.
7627 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
7628 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
7630 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
7633 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
7634 (avr_builtin_setjmp_frame_value): New function.
7635 * config/avr/avr.md (nonlocal_goto_receiver): Define.
7636 (nonlocal_goto): Define.
7638 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
7640 * config/mips/mips.c (mips_emit_loadgp): Return early if
7641 there is nothing do to, otherwise emit a blockage if
7642 !TARGET_EXPLICIT_RELOCS || crtl->profile.
7643 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
7645 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7647 * configure.ac: Drop unneeded backslash ending up in config.in.
7648 * acinclude.m4: Likewise.
7649 * config.in: Regenerate.
7651 2008-05-26 Jan Hubicka <jh@suse.cz>
7653 * predict.c (maybe_hot_frequency_p): Break out of...
7654 (maybe_hot_bb_p): ... here.
7655 (maybe_hot_edge_p): New.
7656 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
7657 * basic-block.h (maybe_hot_edge_p): Declare.
7659 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7661 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
7662 (*cmpfp_<mode>_cc): Ditto.
7663 (*fp_jcc_8<mode>_387): Ditto.
7664 (*fop_<MODEF:mode>_2_i387): Ditto.
7665 (*fop_<MODEF:mode>_3_i387): Ditto.
7666 (*fop_xf_2_i387): Ditto.
7667 (*fop_xf_3_i387): Ditto.
7669 2008-06-02 Tomas Bily <tbily@suse.cz>
7671 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
7673 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7675 * config/mips/mips.c (mips_valid_offset_p): New function.
7676 (mips_valid_lo_sum_p): Likewise.
7677 (mips_classify_address): Use them.
7678 (mips_force_address): New function.
7679 (mips_legitimize_address): Use it.
7680 * config/mips/mips.md (MOVE128): New mode iterator.
7681 (movtf): Require TARGET_64BIT. Remove empty strings.
7682 (*movtf_internal): Rename to...
7683 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
7684 of "R" and use {,fp}{load,store} attributes instead of "multi".
7685 Use a separate define_split.
7686 (*movtf_mips16): New pattern.
7688 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7690 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
7691 * config/mips/mips.c (mips_expand_before_return): New function.
7692 (mips_expand_epilogue): Call it.
7693 * config/mips/mips.md (return): Turn into a define_expand.
7694 (*return): New insn.
7696 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7698 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
7699 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
7700 functions. Do not emit uses and clobbers of CONCATs; individually
7701 use and clobber their operands.
7702 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
7703 gen_clobber, emit_use and gen_use.
7704 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
7705 (expand_builtin_return): Likewise.
7706 * cfgbuild.c (count_basic_blocks): Likewise.
7707 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
7708 * explow.c (emit_stack_restore): Likewise.
7709 * expmed.c (extract_bit_field_1): Likewise.
7710 * expr.c (convert_move, emit_move_complex_parts): Likewise.
7711 (emit_move_multi_word, store_constructor): Likewise.
7712 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
7713 (thread_prologue_and_epilogue_insns): Likewise.
7714 * lower-subreg.c (resolve_simple_move): Likewise.
7715 * optabs.c (widen_operand, expand_binop): Likewise.
7716 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
7717 * reload.c (find_reloads): Likewise.
7718 * reload1.c (eliminate_regs_in_insn): Likewise.
7719 * stmt.c (expand_nl_goto_receiver): Likewise.
7720 * config/alpha/alpha.md (builtin_longjmp): Likewise.
7721 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
7722 * config/arm/arm.c (arm_load_pic_register): Likewise.
7723 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
7724 * config/arm/arm.md (untyped_return): Likewise.
7725 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
7726 * config/avr/avr.c (expand_prologue): Likewise.
7727 * config/bfin/bfin.c (do_unlink): Likewise.
7728 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
7729 * config/cris/cris.c (cris_expand_prologue): Likewise.
7730 * config/darwin.c (machopic_indirect_data_reference): Likewise.
7731 (machopic_legitimize_pic_address): Likewise.
7732 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
7733 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
7734 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
7735 (ix86_expand_convert_uns_didf_sse): Likewise.
7736 (ix86_expand_vector_init_general): Likewise.
7737 * config/ia64/ia64.md (eh_epilogue): Likewise.
7738 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
7739 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
7740 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
7741 (config/iq2000/iq2000.c): Likewise.
7742 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7743 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
7744 (builtin_longjmp): Likewise.
7745 * config/mn10300/mn10300.md (call, call_value): Likewise.
7746 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
7747 * config/pdp11/pdp11.md (abshi2): Likewise.
7748 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7749 * config/s390/s390.c (s390_emit_prologue): Likewise.
7750 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
7751 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
7752 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
7753 * config/sh/sh.c (prepare_move_operands): Likewise.
7754 (output_stack_adjust, sh_expand_epilogue): Likewise.
7755 (sh_set_return_address, sh_expand_t_scc): Likewise.
7756 * config/sparc/sparc.c (load_pic_register): Likewise.
7757 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
7758 * config/spu/spu.c (spu_expand_epilogue): Likewise.
7759 * config/v850/v850.c (expand_epilogue): Likewise.
7761 2008-05-31 Anatoly Sokolov <aesok@post.ru>
7763 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
7764 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
7765 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
7766 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
7767 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
7768 stack pointer register.
7769 (output_movhi): Remove code for interrupt specific writing to the
7770 stack pointer register.
7772 2008-05-31 Richard Guenther <rguenther@suse.de>
7774 PR tree-optimization/34244
7775 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
7776 (tree_expr_nonzero_warnv_p): Likewise.
7777 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7778 ssa_name_nonnegative_p.
7779 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
7780 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
7781 not tree_expr_nonzero_warnv_p.
7783 PR tree-optimization/36262
7785 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
7787 PR tree-optimization/34244
7788 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
7789 (record_numbers_of_iterations): New function.
7790 (execute_vrp): Cache the numbers of iterations of loops.
7791 * tree-scalar-evolution.c (scev_reset_except_niters):
7793 (scev_reset): Use scev_reset_except_niters.
7794 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
7796 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
7798 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7799 __WORKAROUND_RETS when appropriate.
7801 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7803 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
7804 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
7806 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
7807 *fop_df_comm_sse insn patterns using MODEF mode iterator.
7808 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
7809 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
7810 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
7811 *fop_df_1_mixed insn patterns using MODEF mode iterator.
7812 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
7813 *fop_df_1_sse insn patterns using MODEF mode iterator.
7814 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
7815 *fop_df_1_i387 insn patterns using MODEF mode iterator.
7816 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
7817 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
7818 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
7819 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
7820 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
7821 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
7822 (*fop_xf_4_i387): Use <MODE> for mode attribute.
7823 (*fop_xf_5_i387): Ditto.
7824 (*fop_xf_6_i387): Ditto.
7826 2008-05-30 Richard Guenther <rguenther@suse.de>
7828 * builtins.c (build_string_literal): Avoid generating
7829 a non-gimple_val result.
7831 2008-05-30 DJ Delorie <dj@redhat.com>
7833 * exec-tool.in: Use an environment variable (private) instead of a
7834 file (shared) as a semaphore, so as to not break parallel builds.
7836 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7838 * optabs.c (maybe_encapsulate_block): Remove.
7839 (emit_libcall_block): Adjust accordingly.
7840 * optabs.h (maybe_encapsulate_block): Remove prototype.
7842 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
7843 Don't use maybe_encapsulate_block.
7845 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7847 * config/rs6000/rs6000.c (rs6000_legitimize_address,
7848 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
7849 rtx is a SYMBOL_REF before calling get_pool_constant.
7851 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
7853 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
7855 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
7857 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
7858 rather than OS names to choose INO_T_EQ definition.
7859 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
7860 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
7862 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
7865 * config/darwin-f.c: New.
7866 * config/t-darwin: Added rule to build darwin-f.o.
7867 * config.gcc: Defined new variable, fortran_target_objs.
7868 (*-*-darwin*): Set fortran_target_objs.
7869 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
7870 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
7871 * configure: Regenerated.
7873 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
7876 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
7877 canonical type if needed.
7879 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
7881 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
7883 2008-05-29 Richard Guenther <rguenther@suse.de>
7885 PR tree-optimization/36343
7886 PR tree-optimization/36346
7887 PR tree-optimization/36347
7888 * tree-flow.h (clobber_what_p_points_to): Declare.
7889 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
7890 pointed-to variable is dereferenced is irrelevant to whether
7891 the pointer can access the pointed-to variable.
7892 (clobber_what_p_points_to): New function.
7893 * tree-ssa-alias.c (set_initial_properties): Use it.
7894 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
7895 call clobber check for NMTs.
7897 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7899 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
7900 for printing gcov_type.
7902 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7904 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
7905 and the eh region information.
7906 * value-prof.c (gimple_move_stmt_histograms): New function.
7907 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
7909 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
7911 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
7913 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7915 * value-prof.c (tree_ic_transform): Print counts.
7916 * tree-profile.c (tree_gen_ic_func_profiler):
7917 Clear __gcov_indreict_call_callee variable to avoid misattribution
7920 2008-05-28 Rafael Espindola <espindola@google.com>
7922 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
7925 2008-05-28 Richard Guenther <rguenther@suse.de>
7927 PR tree-optimization/36339
7928 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
7929 and clobbering code out of the loop.
7931 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7933 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
7936 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
7937 s390_contiguous_bitmask_p, s390_symref_operand_p,
7938 s390_check_symref_alignment, s390_reload_larl_operand,
7939 s390_reload_symref_address): New functions.
7940 (s390_branch_condition_mnemonic): Support compare and branch
7942 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
7943 and 'W' constraints.
7944 (s390_secondary_reload): Add secondary reloads for unaligned
7945 symbol refs or symbol refs to floating point or QI/TI mode
7947 (legitimate_address_p): Accept symbol references as addresses.
7948 (s390_expand_insv): Use rotate and insert selected bits
7949 instruction for insv when building for z10.
7950 (print_operand_address): Handle symbol ref addresses.
7951 (print_operand): Output modifier 'c' added for signed byte values.
7952 (s390_encode_section_info): Mark symbol refs with
7953 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
7955 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
7956 (length attribute): RRF, RRR have 4 byte length.
7957 (FPALL, INTALL): New mode iterators added.
7958 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
7959 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
7960 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
7961 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
7962 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
7963 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
7964 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
7965 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
7967 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
7968 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
7969 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
7970 reload<INTALL:mode><P:mode>_toreg_z10,
7971 reload<FPALL:mode><P:mode>_tomem_z10,
7972 reload<FPALL:mode><P:mode>_toreg_z10,
7973 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
7974 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
7975 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
7976 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
7978 (movmem, clrmem, cmpmem): New splitters added.
7980 * config/s390/predicates.md (larl_operand): Use
7981 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
7982 SYMBOL_REF_ALIGN1_P.
7983 (s390_signed_integer_comparison,
7984 s390_unsigned_integer_comparison): New predicates.
7986 * config/s390/s390-protos.h (s390_check_symref_alignment,
7987 s390_contiguous_bitmask_p, s390_reload_larl_operand,
7988 s390_reload_symref_address,
7989 s390_compare_and_branch_condition_mask): Prototypes added.
7991 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
7992 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
7993 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
7995 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7997 * config/s390/s390.c (z10_cost): New cost function for z10.
7998 (s390_handle_arch_option, override_options): Support -march=z10 switch.
7999 (s390_issue_rate): Adjust issue rate for z10.
8000 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
8001 (processor_flags): Add PF_Z10.
8002 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
8003 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
8004 * gcc/config.gcc: Add z10.
8006 2008-05-28 Richard Guenther <rguenther@suse.de>
8008 PR tree-optimization/36291
8009 * tree-flow. h (struct gimple_df): Remove var_anns member.
8010 * tree-flow-inline.h (gimple_var_anns): Remove.
8011 (var_ann): Simplify.
8012 * tree-dfa.c (create_var_ann): Simplify.
8013 (remove_referenced_var): Clear alias info from var_anns of globals.
8014 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
8015 (delete_tree_ssa): Clear alias info from var_anns of globals.
8016 Do not free var_anns.
8017 (var_ann_eq): Remove.
8018 (var_ann_hash): Likewise.
8020 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
8022 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
8023 and loongson2f entries.
8024 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
8025 * config/mips/mips.h (processor_type): Add Loongson-2E
8026 and Loongson-2F entries.
8027 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
8028 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
8029 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
8030 * doc/invoke.texi (MIPS Options): Document loongson2e
8031 and loongson2f processor names.
8033 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8037 * config/i386/i386.c (ix86_function_arg_boundary): Use
8038 alignment of canonical type.
8039 (ix86_expand_vector_move): Check unaligned memory access for
8042 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8044 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
8045 Moved to the front of file.
8047 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
8048 H.J. Lu <hongjiu.lu@intel.com>
8050 * dwarf2out.c (current_fde): New.
8052 (lookup_cfa:): Likewise.
8053 (dwarf2out_end_epilogue): Likewise.
8054 (dwarf2out_note_section_used): Likewise.
8056 2008-05-27 Michael Matz <matz@suse.de>
8059 * c.opt (Wenum-compare): New warning option.
8060 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
8062 2008-05-27 Michael Matz <matz@suse.de>
8065 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
8067 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
8068 into memory as tail calls.
8070 2008-05-27 Richard Guenther <rguenther@suse.de>
8072 PR tree-optimization/36339
8073 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
8074 pointers cause all addressable variables to be call clobbered.
8076 2008-05-27 Richard Guenther <rguenther@suse.de>
8078 PR tree-optimization/36245
8079 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
8081 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8083 * config/s390/s390.md: Replace all occurences of the 'm'
8084 constraint with 'RT'.
8086 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8088 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
8090 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
8092 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
8093 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
8094 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
8096 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8098 * reload.c: (find_reloads): Skip alternatives according to the
8099 "enabled" attribute. Constify the constraint variable.
8100 * recog.c (get_attr_enabled): Add default implementation.
8101 (extract_insn): Set the alternative_enabled_p array
8102 in the recog_data struct.
8103 (preprocess_constraints, constrain_operands): Skip
8104 alternatives according to the "enabled" attribute
8105 * recog.h (struct recog_data): New field alternative_enabled_p.
8106 (skip_alternative): New inline function.
8107 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
8108 (record_reg_classes): Skip alternative according to the
8109 "enabled" attribute.
8111 * doc/md.texi: Add documention for the "enabled" attribute.
8113 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8115 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
8116 * postreload.c (reload_cse_simplify_operands): Replace 'm'
8117 constraint with TARGET_MEM_CONSTRAINT.
8118 * recog.c (asm_operand_ok, preprocess_constraints,
8119 constrain_operands): Likewise.
8120 * regclass.c (record_reg_classes): Likewise.
8121 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
8122 * reload1.c (maybe_fix_stack_asms): Likewise.
8123 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
8124 * recog.h: Adjust comment.
8125 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
8126 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
8127 * doc/md.texi: Add a note to description of 'm' constraint.
8128 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
8130 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
8132 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
8133 that the bitfield is of integral type before testing its precision.
8135 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8136 Sa Liu <saliu@de.ibm.com>
8138 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
8139 __modti3, __udivti3, __umodti3 and __udivmodti4.
8140 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
8141 that implement TImode mul and div functions.
8142 * config/spu/multi3.c: New. Implement __multi3.
8143 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
8144 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
8147 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
8149 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
8150 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
8151 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
8152 tls_sysv_suffix): New mode and mode attribute iterators.
8153 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
8154 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
8155 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
8156 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
8157 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
8160 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
8162 PR tree-optimization/36329
8163 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
8164 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
8165 * cgraphbuild.c (initialize_inline_failed): Use the latter
8166 macro in lieu of the former.
8167 * ipa-inline.c (cgraph_mark_inline): Likewise.
8168 (cgraph_decide_inlining_of_small_function): Likewise.
8169 (cgraph_decide_inlining): Likewise.
8170 (cgraph_decide_inlining_incrementally): Likewise.
8172 2008-05-26 Tristan Gingold <gingold@adacore.com>
8173 Anatoly Sokolov <aesok@post.ru>
8175 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
8176 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
8177 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
8178 optimization for 'avr6' architecture.
8180 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
8183 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
8185 2008-05-26 Richard Guenther <rguenther@suse.de>
8187 * tree-ssa-sccvn.c (expr_has_constants): Declare.
8188 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
8190 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
8193 * caller-save.c (insert_restore): Verify alignment of spill space.
8194 (insert_save): Likewise.
8195 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
8196 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
8197 (STACK_SLOT_ALIGNMENT): Likewise.
8198 * function.c (LOCAL_ALIGNMENT): Removed.
8199 (get_stack_local_alignment): New.
8200 (assign_stack_local): Use it. Set alignment on stack slot.
8201 (assign_stack_temp_for_type): Use get_stack_local_alignment.
8202 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
8203 (STACK_SLOT_ALIGNMENT): New.
8204 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
8205 stack slot in XFmode.
8207 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
8209 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
8212 * config/i386/i386.md (allocate_stack_worker_64): Make sure
8213 argument operand in rax isn't removed.
8215 2008-05-26 Richard Guenther <rguenther@suse.de>
8218 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
8219 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
8221 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8224 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
8226 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
8228 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
8229 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
8231 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8233 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
8234 build a trampoline if we don't want one.
8235 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
8236 return zero for nested functions if we don't want a trampoline.
8238 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8240 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
8242 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8245 * c.opt: Removed undocumented option '-lang-fortran'.
8246 * c-common.h: Removed global variable 'lang_fortran'.
8247 * c-opts.c (c_common_handle_option): Removed code to handle
8248 option '-lang-fortran'. Updated includes.
8249 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
8250 definition of '__GFORTRAN__'.
8251 (define__GNUC__): Reimplemented to use BASEVER and
8252 cpp_define_formatted.
8253 (builtin_define_with_value_n): Removed.
8254 * c-incpath.h: Renamed to ...
8255 * incpath.h: ... this.
8256 * c-incpath.c: Renamed to ...
8257 * incpath.c: ... this. Updated includes.
8258 * fix-header.c: Updated includes.
8259 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
8260 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
8261 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
8263 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8265 * tree.h: Update the table of flags used on tree nodes.
8266 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
8267 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
8268 (FORCED_LABEL): Add access check.
8269 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
8270 (ASM_INPUT_P): Likewise.
8271 (ASM_VOLATILE_P): Likewise.
8272 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
8273 (OMP_SECTION_LAST): Access private_flag directly.
8274 (OMP_RETURN_NOWAIT): Likewise.
8275 (OMP_PARALLEL_COMBINED): Likewise.
8276 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
8277 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
8278 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
8279 deprecated_flag directly.
8281 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
8283 * final.c (frame_pointer_needed): Removed.
8284 * flags.h (frame_pointer_needed): Likewise.
8286 * function.h (rtl_data): Add frame_pointer_needed.
8287 (frame_pointer_needed): New.
8289 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
8291 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
8293 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
8295 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
8298 2008-05-25 Alan Modra <amodra@bigpond.net.au>
8300 * c-common.c (strip_array_types): Move function to..
8302 (get_inner_array_type): Delete.
8303 * c-common.h (strip_array_types): Move declaration to..
8305 (get_inner_array_type): Delete.
8306 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
8307 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
8308 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
8309 * config/pa/pa.c (emit_move_sequence): Likewise.
8311 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
8313 * config/i386/i386.md (*sse_prologue_save_insn): Set length
8316 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
8318 * function.c: Include target hook for nonlocal_goto frame value.
8320 2008-05-24 Richard Guenther <rguenther@suse.de>
8322 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
8323 variable can be only accessed through a pointer or a union.
8325 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8327 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
8328 * doc/extend.texi: Likewise.
8330 2008-05-23 DJ Delorie <dj@redhat.com>
8332 * config/m32c/jump.md (untyped_call): Add.
8334 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
8336 (m32c_address_cost): Detail costs for indirect offsets.
8338 2008-05-23 Rafael Espindola <espindola@google.com>
8340 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
8341 if a node is a SUBREG.
8342 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
8345 2008-05-23 Paul Brook <paul@codesourcery.com>
8346 Carlos O'Donell <carlos@codesourcery.com>
8348 * doc/extend.texi: Clarify use of __attribute__((naked)).
8349 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8350 * target.h (gcc_target): Add allocate_stack_slots_for_args.
8351 * function.c (use_register_for_decl): Use
8352 targetm.calls.allocate_stack_slots_for_args.
8353 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8354 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
8355 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
8357 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
8359 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
8361 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
8363 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
8364 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
8365 is only rounded once.
8367 2008-05-23 Richard Guenther <rguenther@suse.de>
8369 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
8371 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
8372 Jakub Jelinek <jakub@redhat.com>
8375 * configure.ac: Handle --enable-cld.
8376 * configure: Regenerated.
8377 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
8378 * config/i386/i386.h (struct machine_function): Add needs_cld field.
8379 (ix86_current_function_needs_cld): New define.
8380 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
8381 (cld): New isns pattern.
8382 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
8383 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
8384 * config/i386/i386.opt (mcld): New option.
8385 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
8386 TARGET_CLD and ix86_current_function_needs_cld.
8387 (override_options): Use -mcld by default for 32-bit code if
8390 * doc/install.texi (Options specification): Document --enable-cld.
8391 * doc/invoke.texi (Machine Dependent Options)
8392 [i386 and x86-64 Options]: Add -mcld option.
8393 (Intel 386 and AMD x86-64 Options): Document -mcld option.
8395 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
8396 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
8397 (return_in_memory_64): Likewise.
8398 (return_in_memory_ms_64): Likewise.
8400 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8402 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
8403 * builtins.c (fold_builtin_fpclassify): New.
8404 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
8405 * builtins.def (BUILT_IN_FPCLASSIFY): New.
8406 * c-common.c (handle_type_generic_attribute): Adjust to accept
8407 fixed arguments before an elipsis.
8408 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
8409 * doc/extend.texi: Document __builtin_fpclassify.
8411 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
8413 * omp-low.c (gate_expand_omp_ssa): Remove.
8414 (pass_expand_omp_ssa): Remove.
8415 (gate_expand_omp): Do not check for flag_openmp_ssa.
8416 * common.opt (-fopenmp-ssa): Remove.
8417 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
8419 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
8421 * config/sh/sh.opt (mfixed-range): New option.
8422 * config/sh/sh-protos.h (sh_fix_range): Declare.
8423 * config/sh/sh.c (sh_fix_range): New function.
8424 * config/sh/sh.h (sh_fixed_range_str): Declare.
8425 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
8427 * doc/invoke.texi (SH Options): Document -mfixed-range.
8429 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
8431 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
8432 it before the redeclaration.
8434 2008-05-22 Anatoly Sokolov <aesok@post.ru>
8436 * config/avr/avr.c (get_sequence_length): Add new function.
8437 (expand_prologue, expand_epilogue): Remove duplicate code.
8439 2008-05-22 Rafael Espindola <espindola@google.com>
8441 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
8444 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
8446 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
8447 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
8449 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
8450 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
8451 (vect_update_misalignment_for_peel): Likewise.
8452 (vector_alignment_reachable_p): Likewise.
8453 * tree-vect-transform.c (vectorizable_load): Likewise.
8454 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8455 (get_vectype_for_scalar_type): Pass mode of scalar_type
8456 to UNITS_PER_SIMD_WORD.
8458 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
8459 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
8460 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
8461 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
8462 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
8464 2008-05-22 Ira Rosen <irar@il.ibm.com>
8466 PR tree-optimization/36293
8467 * tree-vect-transform.c (vect_transform_strided_load): Don't check
8468 if the first load must be skipped because of a gap.
8470 2008-05-22 Richard Guenther <rguenther@suse.de>
8472 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
8473 more cases of offset disambiguation that is possible if
8474 strict-aliasing rules apply.
8475 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
8476 for basic offset and type-based disambiguation.
8478 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8480 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
8481 ix86_expand_vector_set on V16QImode for SSE4.1.
8483 2008-05-21 Tom Tromey <tromey@redhat.com>
8485 * c.opt (Wimport): Mark as undocumented.
8486 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
8488 (Warning Options): Likewise.
8489 * doc/cppopts.texi: Don't mention -Wimport.
8491 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
8493 PR tree-optimization/36287
8494 PR tree-optimization/36286
8495 * lambda-code.c (build_access_matrix): Do not use the loop->num
8496 for computing the number of induction variables: use the loop depth
8499 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
8502 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
8503 option -f(no-)leading-underscore.
8505 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8507 * config/i386/i386.c (ix86_expand_vector_init_general): Use
8508 GET_MODE_NUNITS (mode).
8510 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
8512 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
8513 (-mmulhw): Add 464 to description.
8514 (-mdlmzb): Likewise.
8515 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
8516 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
8518 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
8519 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
8520 * config/rs6000/rs6000.md: Update comments for 464.
8522 2008-05-21 Janis Johnson <janis187@us.ibm.com>
8524 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
8526 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8528 * config/i386/sse.md (vec_extractv4sf): Removed.
8529 (vec_extractv2df): Likewise.
8530 (vec_extractv2di): Likewise.
8531 (vec_extractv4si): Likewise.
8532 (vec_extractv8hi): Likewise.
8533 (vec_extractv16qi): Likewise.
8534 (vec_extract<mode>): New.
8536 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8538 * config/i386/sse.md (vec_setv4sf): Removed.
8539 (vec_setv2df): Likewise.
8540 (vec_setv2di): Likewise.
8541 (vec_setv4si): Likewise.
8542 (vec_setv8hi): Likewise.
8543 (vec_setv16qi): Likewise.
8544 (vec_set<mode>): New.
8546 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8548 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
8549 goto for vec_concat and vec_interleave.
8551 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8553 * config/i386/sse.md (vec_initv4sf): Removed.
8554 (vec_initv2df): Likewise.
8555 (vec_initv2di): Likewise.
8556 (vec_initv4si): Likewise.
8557 (vec_initv8hi): Likewise.
8558 (vec_initv16qi): Likewise.
8559 (vec_init<mode>): New.
8561 2008-05-21 Joseph Myers <joseph@codesourcery.com>
8563 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
8565 2008-05-21 Tom Tromey <tromey@redhat.com>
8567 * ggc-zone.c (lookup_page_table_if_allocated): New function.
8568 (zone_find_object_offset): Likewise.
8569 (gt_ggc_m_S): Likewise.
8570 (highest_bit): Likewise.
8571 * ggc-page.c (gt_ggc_m_S): New function.
8572 * stringpool.c (string_stack): Remove.
8573 (init_stringpool): Update.
8574 (ggc_alloc_string): Use ggc_alloc.
8575 (maybe_delete_ident): New function.
8576 (ggc_purge_stringpool): Likewise.
8577 (gt_ggc_m_S): Remove.
8578 * ggc-common.c (ggc_protect_identifiers): New global.
8579 (ggc_mark_roots): Call ggc_purge_stringpool. Use
8580 ggc_protect_identifiers.
8581 * ggc.h (ggc_protect_identifiers): Declare.
8582 (gt_ggc_m_S): Update.
8583 (ggc_purge_stringpool): Declare.
8584 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
8585 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
8587 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
8589 2008-05-21 David S. Miller <davem@davemloft.net>
8591 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
8594 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
8596 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
8599 2008-05-20 David Daney <ddaney@avtrex.com>
8601 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
8602 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
8603 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8604 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8605 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
8606 (atomic_hiqi_op): New define_code_iterator.
8607 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
8608 mips_expand_compare_and_swap_12.
8609 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
8610 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
8611 (sync_<optab><mode>, sync_old_<optab><mode>,
8612 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8613 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
8614 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
8615 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
8616 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
8617 (test_and_set_12): New insn.
8618 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
8619 sync_new_<optab><mode>, sync_old_nand<mode>,
8620 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
8621 clobber to operand 0 for SI and DI mode insns.
8622 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
8623 mips_gen_fn_4): New typedefs.
8624 (mips_gen_fn_ptrs): Define new union type.
8625 (mips_expand_compare_and_swap_12): Remove declaration.
8626 (mips_expand_atomic_qihi): Declare function.
8627 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
8628 (mips_expand_atomic_qihi): ... this. Use new generator function
8630 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
8631 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
8632 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
8633 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
8634 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
8635 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
8636 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
8637 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
8638 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
8639 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
8642 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
8644 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
8647 2008-05-20 Anatoly Sokolov <aesok@post.ru>
8649 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
8650 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
8651 (avr_attribute_table): Add 'OS_main' function attribute.
8652 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
8653 functions with 'OS_main' attribute.
8655 2008-05-20 Richard Guenther <rguenther@suse.de>
8657 PR tree-optimization/35204
8658 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
8659 helper, split out from ...
8660 (DFS): ... here. Make the DFS walk non-recursive.
8662 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
8663 Jan Sjodin <jan.sjodin@amd.com>
8665 PR tree-optimization/36181
8666 * tree-parloops.c (loop_has_vector_phi_nodes): New.
8667 (parallelize_loops): Don't parallelize when the loop has vector
8670 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8671 Sebastian Pop <sebastian.pop@amd.com>
8673 * tree-loop-linear.c (gather_interchange_stats): Look in the access
8674 matrix, and never look at the tree representation of the memory
8676 (linear_transform_loops): Computes parameters and access matrices.
8677 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
8679 (access_matrix_get_index_for_parameter): New.
8680 * tree-data-ref.h (struct access_matrix): New.
8681 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
8682 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
8683 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
8684 am_vector_index_for_loop): New.
8685 (struct data_reference): Add field access_matrix.
8686 (DR_ACCESS_MATRIX): New.
8687 (compute_data_dependences_for_loop): Update declaration.
8688 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
8689 * lambda.h (lambda_vector_vec_p): Declared.
8690 * lambda-code.c: Depend on pointer-set.h.
8691 (lambda_collect_parameters_from_af, lambda_collect_parameters,
8692 av_for_af_base, av_for_af, build_access_matrix,
8693 lambda_compute_access_matrices): New.
8694 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
8696 2008-05-20 Joseph Myers <joseph@codesourcery.com>
8698 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
8701 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8702 Sebastian Pop <sebastian.pop@amd.com>
8704 PR tree-optimization/36206
8705 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
8707 (instantiate_scev_1): Rename flags to fold_conversions.
8708 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
8709 outeside instantiation_loop.
8710 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
8711 (evolution_function_is_affine_or_constant_p): Removed.
8712 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
8714 (analyze_siv_subscript): Pass in the loop nest number.
8715 Call evolution_function_is_affine_in_loop instead of
8716 evolution_function_is_affine_p.
8717 (analyze_overlapping_iterations): Pass in the loop nest number.
8719 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8720 Sebastian Pop <sebastian.pop@amd.com>
8722 PR tree-optimization/36206
8723 * tree-chrec.h (chrec_fold_op): New.
8724 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
8727 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
8729 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
8731 (remove_duplicates): Do not set inode on non-inode systems.
8734 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
8736 * config.gcc (tm_file): Update comments about relative pathnames.
8738 2008-05-20 Richard Guenther <rguenther@suse.de>
8740 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
8741 * tree-ssa-sccvn.c (process_scc): Likewise.
8742 * tree-ssa-sink.c (execute_sink_code): Likewise.
8743 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
8744 * tree-vrp.c (process_assert_insertions): Likewise.
8745 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8746 (perform_tree_ssa_dce): Likewise.
8747 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8748 (dump_dominator_optimization_stats): Likewise.
8749 * tree-vectorizer.c (vectorize_loops): Likewise.
8751 2008-05-20 Richard Guenther <rguenther@suse.de>
8753 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
8755 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
8757 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
8758 (ix86_i386elf_return_in_memory): Likewise.
8759 (ix86_i386interix_return_in_memory): Likewise.
8760 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
8761 (SUBTARGET_RETURN_IN_MEMORY): New.
8762 * config/i386/i386elf.h: Likewise.
8763 * config/i386/ptx4-i.h: Likewise.
8764 * config/i386/sol2-10.h: Likewise.
8765 * config/i386/sysv4.h: Likewise.
8766 * config/i386/vx-common.h: Likewise.
8767 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
8768 * config/i386/i386.c (ix86_return_in_memory): Made static and
8769 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
8770 (ix86_i386elf_return_in_memory): Removed.
8771 (ix86_i386interix_return_in_memory): Removed.
8772 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
8773 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
8775 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
8777 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
8779 2008-05-19 Xinliang David Li <davidxl@google.com>
8781 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
8783 * common.opt: Ditto.
8784 * doc/invoke.texi: Ditto.
8786 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
8788 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
8789 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
8791 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8793 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
8794 sizes of operand array from 8/4 to 4/2.
8795 (ix86_expand_vector_init_general): Change size of operand array
8796 from 32 to 16. Remove op0, op1 and half_mode.
8798 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8800 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
8801 (ix86_expand_vector_init_interleave): Likewise.
8802 (ix86_expand_vector_init_general): Use them. Assert
8803 word_mode == SImode when n_words == 4.
8805 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
8807 * config/i386/i386.c (ix86_secondary_reload): New static function.
8808 (TARGET_SECONDARY_RELOAD): New define.
8809 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8810 * config/i386/i386.md (reload_outqi): Remove.
8812 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8815 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
8816 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
8817 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
8818 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
8819 (fold_builtin_1): Likewise.
8820 * builtins.def (BUILT_IN_ISINF_SIGN): New.
8821 c-common.c (check_builtin_function_arguments): Handle
8822 BUILT_IN_ISINF_SIGN.
8823 * doc/extend.texi: Document __builtin_isinf_sign.
8824 * fold-const.c (operand_equal_p): Handle COND_EXPR.
8826 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
8828 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
8829 EH cleanup at the end of the pass, search for those that have been
8830 turned into forwarder blocks and do the cleanup on their successor.
8832 2008-05-18 Richard Guenther <rguenther@suse.de>
8834 * tree-cfg.c (verify_gimple_expr): Allow conversions from
8835 pointers to sizetype and vice versa.
8837 2008-05-18 Xinliang David Li <davidxl@google.com>
8839 * gcc/tree-ssa-dce.c: Coding style fix.
8840 (check_pow): Documentation comment.
8841 (check_log): Documenation comment. Coding style fix.
8842 (is_unnecessary_except_errno_call): Ditto.
8843 (gen_conditions_for_pow): Ditto.
8844 (gen_conditions_for_log): Ditto.
8845 (gen_shrink_wrap_conditions): Ditto.
8846 (shrink_wrap_one_built_in_calls): Ditto.
8847 * gcc/doc/invoke.texi: Better documentation string.
8848 * ChangeLog: Fix wrong change log entries from
8849 May 17 checkin on function call DCE.
8851 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
8853 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
8855 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8857 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
8858 * df-problems.c (simulation routines): Fixed block comment to
8859 properly say how to add forwards scanning functions.
8861 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8863 * tree-inline.c (setup_one_parameter): Remove dead code.
8865 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8867 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
8868 a BIT_AND_EXPR only for an INTEGER_TYPE.
8870 2008-05-17 Xinliang David Li <davidxl@google.com>
8872 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
8873 (check_pow, check_log, is_unnecessary_except_errno_call): New
8874 functions to check for eliminating math functions that are pure
8875 except for setting errno.
8876 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
8877 general condition expressions for shrink-wrapping pow/log calls.
8878 (gen_shrink_wrap_conditions): Ditto.
8879 (shrink_wrap_one_built_in_call): Ditto.
8880 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
8881 (mark_operand_necessary): If debugging, output if OP is necessary.
8882 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
8884 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
8886 * gcc/common.opt: New user flag -ftree-builtin-dce.
8887 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
8889 2008-05-16 David S. Miller <davem@davemloft.net>
8891 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
8892 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
8894 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
8897 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
8899 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8901 * ifcvt.c (dead_or_predicable): Rename
8902 df_simulate_one_insn_backwards to df_simulate_one_insn.
8903 * recog.c (peephole2_optimize): Ditto.
8904 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
8906 * df.h: Rename df_simulate_one_insn_backwards to
8907 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
8908 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
8909 scanning of defs and uses.
8910 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
8911 (df_simulate_one_insn_forwards): Removed.
8913 2008-05-16 Doug Kwan <dougkwan@google.com>
8915 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
8917 (real_from_string): Handle NaNs and Inf as approriate.
8919 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8921 * doc/gty.texi (Source Files Containing Type Information): Note
8922 that headers should appear first in the gtfiles list.
8924 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8926 * tree.def (COND_EXEC): Properly documented this code.
8928 2008-05-16 Diego Novillo <dnovillo@google.com>
8930 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
8931 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
8934 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8936 * tree-ssa-dse (max_stmt_uid): Removed.
8937 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
8938 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
8939 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
8940 * function.h (cfun.last_stmt_uid): New field.
8941 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
8942 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
8944 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
8945 (create_stmt_ann): Initialize the ann->uid field.
8946 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
8948 * tree-flow.h (renumber_gimple_stmt_uids): New function.
8950 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8952 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
8953 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
8954 (init_empty_tree_cfg): Call it.
8956 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8958 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
8961 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8963 * doc/invoke.text (-fdump-tree-*-verbose): New option.
8964 * tree-dump.c (dump_options): New verbose option.
8965 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
8967 * tree-pass.h (TDF_VERBOSE): New dump flag.
8968 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
8969 (tree-flow.h): Added include.
8970 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
8972 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
8974 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
8976 From Jie Zhang <jie.zhang@analog.com>
8977 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8978 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
8979 mcpu=bf561-none and mcpu=bf561-0.2.
8980 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8981 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8982 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8983 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8984 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
8985 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
8986 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
8988 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
8989 (cputype_selected): Remove.
8990 (bfin_handle_option): Don't use cputype_selected.
8991 (override_options): When no mcpu option, enable all workarounds.
8992 Don't use bfin_workarounds.
8993 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
8995 (DEFAULT_CPU_TYPE): Don't define.
8997 2008-05-16 Richard Guenther <rguenther@suse.de>
8999 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
9000 on deletion of the last stmt.
9002 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9004 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
9005 V8HImode for SSE2 and V16QImode for SSE4.1.
9007 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9009 * cgraph.h (compute_inline_parameters): Made public.
9010 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
9011 variable_generate_summary, function_write_summary,
9012 variable_write_summary, variable_read_summary. Added generate_summary,
9013 write_summary, read_summary.
9014 * cgraphunit.c (cgraph_process_new_functions): Changed call from
9015 pass_ipa_inline.function_generate_summary, to
9016 compute_inline_parameters.
9017 * ipa-inline.c (compute_inline_parameters): Made public and added
9019 (compute_inline_parameters_for_current): New function.
9020 (pass_inline_param): Now calls compute_inline_parameters_for_current.
9021 (inline_generate_summary): Removed parameter and made to loop over
9023 (pass_ipa_inline): Updated for new IPA_PASS structure.
9024 * passes.c (execute_ipa_summary_passes): Now is called once per
9025 pass rather than once per node*pass.
9027 2008-05-15 Anatoly Sokolov <aesok@post.ru>
9029 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
9030 avr_have_mul_p, avr_asm_only_p): Remove variables.
9031 (avr_override_options): Remove initialization of removed variables.
9032 (avr_file_start): Convert removed variables to fields of
9033 'struct base_arch_s *avr_current_arch'.
9034 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
9035 (AVR_HAVE_MUL): (Ditto.).
9036 (AVR_HAVE_MOVW): (Ditto.).
9037 (AVR_HAVE_LPMX): (Ditto.).
9038 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
9039 avr_asm_only_p): Remove declaration.
9041 2008-05-15 Diego Novillo <dnovillo@google.com>
9043 * config/arm/arm.c (arm_return_in_memory): Fix return type.
9044 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
9046 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
9049 * combine.c (check_conversion): Rename back to check_promoted_subreg.
9050 Don't call record_truncated_value from here.
9051 (record_truncated_value): Turn it into a for_each_rtx callback.
9052 (record_truncated_values): New function.
9053 (combine_instructions): Call note_uses with record_truncated_values.
9054 Change name of check_conversion to check_promoted_subreg.
9056 2008-05-15 Janis Johnson <janis187@us.ibm.com>
9058 * doc/sourcebuild.texi: Document support for torture tests.
9060 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9062 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
9063 to alternative 4 of operand 2.
9065 2008-05-15 Richard Guenther <rguenther@suse.de>
9067 * tree-pass.h (current_pass): Declare.
9068 (get_pass_for_id): Likewise.
9069 * passes.c (passes_by_id, passes_by_id_size): New globals.
9070 (set_pass_for_id): New function.
9071 (get_pass_for_id): Likewise.
9072 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
9073 (execute_function_todo): Flush per function statistics.
9074 * toplev.c (compile_file): Init statistics.
9075 (general_init): Do early statistics initialization.
9076 (finalize): Finish statistics.
9077 * statistics.h (statistics_early_init): Declare.
9078 (statistics_init): Likewise.
9079 (statistics_fini): Likewise.
9080 (statistics_fini_pass): Likewise.
9081 (statistics_counter_event): Likewise.
9082 (statistics_histogram_event): Likewise.
9083 * statistics.c: New file.
9084 * Makefile.in (OBJS-common): Add statistics.o.
9085 (statistics.o): Add dependencies.
9086 * doc/invoke.texi (-fdump-statistics): Document.
9088 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
9090 (execute_pre): Use statistics_counter_event.
9091 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
9092 (substitute_and_fold): Increment it. Use statistics_counter_event.
9094 2008-05-15 Diego Novillo <dnovillo@google.com>
9096 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
9098 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
9099 * tree-ssa-alias.c (new_type_alias): Remove references to
9100 sub-variables from comment.
9101 * tree-ssa-operands.c (swap_tree_operands): Likewise.
9103 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9105 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
9106 attribute to 1 only for insertps alternative.
9108 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9110 * config/bfin/bfin.md (loadbytes): New pattern.
9111 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
9112 (bfin_init_builtins): Initialize it.
9113 (bdesc_1arg): Add it.
9115 2008-05-15 Sa Liu <saliu@de.ibm.com>
9117 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
9118 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
9119 * testsuite/lib/target-supports.exp: Add
9120 check_effective_target_fortran_integer_16.
9122 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9124 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
9125 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
9126 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
9127 (TARGET_RETURN_IN_MEMORY): Define.
9129 2008-05-15 Richard Guenther <rguenther@suse.de>
9132 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
9133 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
9134 represent unmodifiable vars.
9136 2008-05-15 Richard Guenther <rguenther@suse.de>
9138 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
9139 INDIRECT_REF and TARGET_MEM_REF.
9140 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9143 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9144 H.J. Lu <hongjiu.lu@intel.com>
9146 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
9147 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
9148 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
9149 insn alternatives. Add missing alternatives.
9150 (*vec_concatv2di_rex64_sse4_1): Likewise.
9151 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
9152 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
9155 2008-05-15 Richard Guenther <rguenther@suse.de>
9157 PR tree-optimization/36009
9158 PR tree-optimization/36204
9159 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
9160 (determine_invariantness_stmt): Record the loop a store is
9162 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
9165 2008-05-15 Richard Guenther <rguenther@suse.de>
9167 PR tree-optimization/34330
9168 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
9169 through the pointer will alias the SMT.
9171 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
9173 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
9175 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
9177 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
9179 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9180 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9182 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
9183 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
9184 (vashl_optab): New optab for vector/vector shifts.
9185 (vashr_optab): Ditto.
9186 (vlshr_optab): Ditto.
9187 (vrotl_optab): Ditto.
9188 (vrotr_optab): Ditto.
9189 (optab_subtype): New enum for optab_for_tree_code call.
9190 (optab_for_tree_code): Add enum optab_subtype argument.
9192 * optabs.c (optab_for_tree_code): Take an additional argument to
9193 distinguish between a vector shift by a scalar and vector shift by
9194 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
9195 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
9196 vector shift by a vector.
9197 (expand_widen_pattern_expr): Pass additional argument to
9198 optab_for_tree_code.
9200 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
9201 vrotl_optab, vrotr_optab.
9203 * expr.c (expand_expr_real_1): Update calls to
9204 optab_for_tree_code to distinguish between vector shifted by a
9205 scalar and vector shifted by a vector.
9206 * tree-vectorizer.c (supportable_widening_operation): Ditto.
9207 (supportable_narrowing_operation): Ditto.
9208 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
9209 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
9210 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
9211 (vect_create_epilog_for_reduction): Ditto.
9212 (vectorizable_reduction): Ditto.
9213 (vectorizable_operation): Ditto.
9214 (vect_strided_store_supported): Ditto.
9215 (vect_strided_load_supported): Ditto.
9216 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9217 * expmed.c (expand_shift): Ditto.
9219 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
9221 (ashr@var{m}3): Ditto.
9222 (vashl@var{m}3): Document new vector/vector shift standard name.
9223 (vashr@var{m}3): Ditto.
9224 (vlshr@var{m}3): Ditto.
9225 (vrotl@var{m}3): Ditto.
9226 (vrotr@var{m}3): Ditto.
9228 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
9229 (PPERM_INVERT): Ditto.
9230 (PPERM_REVERSE): Ditto.
9231 (PPERM_REV_INV): Ditto.
9232 (PPERM_ZERO): Ditto.
9233 (PPERM_ONES): Ditto.
9234 (PPERM_SIGN): Ditto.
9235 (PPERM_INV_SIGN): Ditto.
9236 (PPERM_SRC1): Ditto.
9237 (PPERM_SRC2): Ditto.
9239 * config/i386/sse.md (mulv2di3): Add SSE5 support.
9240 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
9241 allows a memory operand to be the value being added, and split it
9242 to improve vectorization.
9243 (sse5_pmacsdqh_mem): Ditto.
9244 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
9245 (sse5_mulv2div2di3_high): Ditto.
9246 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
9247 (vec_pack_trunc_v4si): Ditto.
9248 (vec_pack_trunc_v2di): Ditto.
9249 (sse5_pcmov_<mode>): Remove code that tried to use use
9250 andps/andnps instead of pcmov.
9251 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
9252 pmacsdqh instructions.
9253 (vec_widen_smult_lo_v4si): Ditto.
9255 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
9256 (PPERM_INVERT): Ditto.
9257 (PPERM_REVERSE): Ditto.
9258 (PPERM_REV_INV): Ditto.
9259 (PPERM_ZERO): Ditto.
9260 (PPERM_ONES): Ditto.
9261 (PPERM_SIGN): Ditto.
9262 (PPERM_INV_SIGN): Ditto.
9263 (PPERM_SRC1): Ditto.
9264 (PPERM_SRC2): Ditto.
9265 (ix86_expand_sse_movcc): Move the SSE5 test after the if
9267 (ix86_expand_int_vcond): If SSE5 generate all possible integer
9269 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
9270 says ignore whether the last reference is a memory operand.
9272 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9273 Paolo Bonzini <bonzini at gnu dot org>
9275 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
9278 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
9279 (vlshr<mode>3): Rename from vlshr<mode>3.
9280 (vashr<mode>3): Rename from vashr<mode>3.
9281 (mulv4sf3): Change the names of vector shift patterns.
9285 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
9288 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
9313 * config/spu/spu.md (v): New iterator macro to add v for vector types.
9314 (floatunssidf2_internal): Change vector/vector shift names.
9315 (floatunsdidf2_internal): Ditto.
9322 (vashl<mode>3): Rename from ashl<mode>3.
9323 (vashr<mode>3): Rename from ashr<mode>3.
9324 (vlshr<mode>3): Rename from lshr<mode>3.
9325 (vrotl<mode>3): Rename from rotl<mode>3.
9327 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9330 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
9331 multiply gives the wrong value when doing widening multiplies.
9332 (vec_widen_smult_lo_v4si): Ditto.
9334 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9336 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
9337 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
9338 emit_library_call_value.
9339 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
9340 * tree.h (ECF_LIBCALL_BLOCK): Removed.
9341 * calls.c (initialize_argument_information, precompute_arguments,
9342 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
9343 (precompute_arguments): Removed flags parameter.
9344 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
9346 2008-05-14 Richard Guenther <rguenther@suse.de>
9348 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
9349 Make sure to register the store if the use is a PHI_NODE.
9351 2008-05-14 Olivier Hainque <hainque@adacore.com>
9353 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
9354 memory if the component is to be referenced in BLKmode according
9355 to get_inner_reference.
9357 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
9359 * calls.c (emit_library_call_value_1): Restore code clearing
9360 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
9362 2008-05-14 Olivier Hainque <hainque@adacore.com>
9363 Nicolas Roche <roche@adacore.com>
9365 * configure.ac: Add support for a "gcc_subdir" variable in
9366 config-lang.in, to denote a subdirectory where the language/GCC
9367 integration files are to be found.
9368 * configure: Regenerate.
9370 2008-05-14 Ira Rosen <irar@il.ibm.com>
9372 PR tree-optimization/36098
9373 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
9374 value for the first load in the group in case of a gap.
9375 (vect_build_slp_tree): Check that there are no gaps in loads.
9377 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9379 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
9380 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
9381 expand_copysign_bit, ): Change call to emit_no_conflict_block to
9382 emit_insn and remove unneeded code to construct extra args.
9383 (emit_no_conflict_block): Removed.
9384 * optabls.h: (emit_no_conflict_block): Removed.
9385 * cse.c (cse_extended_basic_block): Remove search for
9386 REG_NO_CONFLICT note.
9387 * global.c: Removed incorrect comment added in revision 117.
9388 * expr.c (convert_move): Change call to emit_no_conflict_block to
9390 * recog.c: Change comments so that they do not mention
9392 * local_alloc.c (combine_regs): Removed last parameter.
9393 (no_conflict_p): Removed.
9394 (block_alloc): Removed note, no_conflict_combined_regno and set
9395 local vars. Removed all code to process REG_NO_CONFLICT blocks.
9396 (combine_regs): Removed already_dead and code to look for
9397 REG_NO_CONFLICT notes.
9398 * lower_subreg (remove_retval_note): Removed code to look for
9399 REG_NO_CONFLICT block.
9400 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
9401 (resolve_clobber): Remove code to process libcalls that have
9402 REG_NO_CONFLICT notes.
9403 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
9405 * combine.c (can_combine_p, distribute_notes): Removed
9406 REG_NO_CONFLICT case.
9407 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
9409 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
9410 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
9412 * reg-notes.def (NO_CONFLICT): Removed.
9414 2008-05-14 David S. Miller <davem@davemloft.net>
9416 * config/sparc/sparc.c (sparc_profile_hook): If
9417 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
9418 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
9419 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9421 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
9423 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
9425 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
9428 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
9429 and op1 expansion before vector concat to have less live pseudos.
9431 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
9433 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9434 ix86_expand_vector_set if supported.
9436 2008-05-13 Diego Novillo <dnovillo@google.com>
9437 Kenneth Zadeck <zadeck@naturalbridge.com>
9439 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
9441 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
9442 phinodes_print_statistics, init_ssanames, fini_ssanames,
9443 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
9444 release_ssa_name, release_defs, replace_ssa_name_symbol,
9445 ssanames_print_statistics): Move ...
9446 * tree-flow.h: ... here.
9447 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
9448 Use FN instead of cfun.
9449 (make_ssa_name_fn): Rename from make_ssa_name.
9450 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
9451 * tree-flow-inline.h (make_ssa_name): Move from
9452 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
9453 * omp-low.c (expand_omp_parallel):
9454 * tree-flow-inline.h (redirect_edge_var_map_result):
9455 * tree-ssa.c (init_tree_ssa): Add argument FN.
9456 Use it instead of cfun. Update all users.
9458 2008-05-13 Tom Tromey <tromey@redhat.com>
9460 PR preprocessor/22168:
9461 * doc/cpp.texi (Top): Update menu.
9462 (Alternatives to Wrapper #ifndef): New node.
9463 (Other Directives): Document deprecation.
9464 (Obsolete Features): Remove menu.
9465 (Assertions): Merge node into Obsolete Features.
9466 (Obsolete once-only headers): Move earlier; rename to Alternatives
9468 * doc/cppopts.texi: Update.
9469 * c.opt (Wdeprecated): Enable for C and ObjC.
9470 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
9471 (C++ Dialect Options): Move -Wno-deprecated from here to...
9472 (Warning Options): ... here.
9474 2008-05-13 Richard Guenther <rguenther@suse.de>
9477 * fold-const.c (fold_sign_changed_comparison): Do not allow
9478 changes in pointer-ness.
9480 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9483 * config/sh/sh.c (sh_expand_prologue): Don't clear
9484 RTX_FRAME_RELATED_P for push insns.
9486 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
9488 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
9490 2008-05-12 Anatoly Sokolov <aesok@post.ru>
9492 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
9493 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
9494 Use 'machine->is_leaf' instead of 'leaf_func_p'.
9496 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
9498 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
9499 (*vec_concatv4sf_sse): This.
9500 (*sse2_concatv2si): Renamed to ...
9501 (*vec_concatv2si_sse2): This.
9502 (*sse1_concatv2si): Renamed to ...
9503 (*vec_concatv2si_sse): This.
9504 (*vec_concatv2di_rex): Renamed to ...
9505 (*vec_concatv2di_rex64): This.
9506 (*vec_concatv2si_sse4_1): New.
9507 (*vec_concatv2di_rex64_sse4_1): Likewise.
9509 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
9511 PR rtl-optimization/36111
9512 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
9513 that was created for swappable operands.
9515 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
9518 * Makefile.in: Substitute GNATMAKE and GNATBIND.
9519 * configure.ac: Add call to ACX_PROG_GNAT.
9521 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
9523 * optc-gen.awk: Fix comment typo.
9525 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9527 * pretty-print.c (pp_integer_with_precision): Use
9528 HOST_LONG_LONG_FORMAT.
9530 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
9532 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
9534 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
9536 * config/i386/i386.c (bdesc_ptest): Removed.
9537 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
9538 (bdesc_args): Add __builtin_ia32_ptestz128,
9539 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
9540 (ix86_init_mmx_sse_builtins): Updated.
9541 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
9542 (ix86_expand_builtin): Updated.
9544 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
9546 * tree-cfg.c (valid_fixed_convert_types_p): New function.
9547 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
9549 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
9551 * value-prof.c (interesting_stringop_to_profile): Do not
9552 return early for BUILT_IN_MEMPCPY.
9554 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
9556 * calls.c (expand_call): Don't use callgraph to increase
9557 preferred_stack_boundary.
9559 * cgraph.h (cgraph_rtl_info): Use unsigned on
9560 preferred_incoming_stack_boundary.
9562 * final.c (rest_of_clean_state): Use unsigned on
9563 preferred_stack_boundary.
9565 2008-05-09 Tom Tromey <tromey@redhat.com>
9567 PR preprocessor/22231:
9568 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
9571 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
9573 PR tree-optimization/36129
9574 * tree-ssa-ccp.c: Include value-prof.h.
9575 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
9576 built-in function was folded to a constant.
9577 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
9579 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
9580 Sebastian Pop <sebastian.pop@amd.com>
9582 * tree-scalar-evolution.c: Document instantiate_scev.
9583 (instantiate_parameters_1): Renamed instantiate_scev_1.
9584 Don't use the same loop for instantiation_loop and evolution_loop.
9585 (instantiate_scev): New.
9586 (instantiate_parameters): Moved...
9587 (resolve_mixers): Update call to instantiate_scev_1 to pass the
9588 same loop twice. Maintains the semantics for this function.
9589 * tree-scalar-evolution.h (instantiate_scev): Declare.
9590 (instantiate_parameters): ...here. Now static inline.
9591 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
9592 instead of resolve_mixers.
9594 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9596 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
9598 2008-05-09 Tomas Bily <tbily@suse.cz>
9600 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
9601 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
9602 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9603 * c-common.c (c_common_truthvalue_conversion): Likewise.
9604 * tree-object-size.c (compute_object_offset): Likewise.
9605 * tree-inline.c (estimate_num_insns_1): Likewise.
9606 * varasm.c (const_hash_1, compare_constant, copy_constant)
9607 (compute_reloc_for_constant, output_addressed_constants)
9608 (initializer_constant_valid_p): Likewise.
9609 * c-omp.c (check_omp_for_incr_expr): Likewise.
9610 * gimplify.c (gimplify_expr): Likewise.
9611 * c-typeck.c (c_finish_return): Likewise.
9612 * tree-vectorizer.c (supportable_widening_operation)
9613 (supportable_narrowing_operation): Likewise.
9614 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
9615 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
9616 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9617 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
9618 (descr_info_loc): Likewise.
9619 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9620 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
9621 (fold_unary): Likewise.
9622 * builtins.c (get_pointer_alignment): Likewise.
9623 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
9624 (instantiate_parameters_1): Likewise.
9625 * tree.c (expr_align, stabilize_reference): Likewise.
9626 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
9627 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9628 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
9629 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9630 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
9631 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
9633 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
9634 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
9635 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9636 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
9637 (forward_propagate_comparison)
9638 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9639 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
9640 * emit-rtl.c (component_ref_for_mem_expr)
9641 (set_mem_attributes_minus_bitpos): Likewise.
9642 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9643 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
9645 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
9646 (build_function_call, pointer_diff, build_compound_expr)
9647 (c_finish_return): Likewise.
9648 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
9649 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
9651 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
9652 * expr.c (is_aligning_offset): Likewise.
9653 * tree-ssa-alias.c (is_escape_site): Likewise.
9654 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
9655 (check_all_va_list_escapes): Likewise.
9656 * tree-ssa-loop-ivopts.c (determine_base_object)
9657 (determine_common_wider_type): Likewise.
9658 * dojump.c (do_jump): Likewise.
9659 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
9660 * tree-gimple.c (is_gimple_cast): Likewise.
9661 * fold-const.c (decode_field_reference, )
9662 (fold_sign_changed_comparison, fold_unary, fold_comparison)
9663 (fold_binary): Likewise.
9664 * tree-ssa-alias-warnings.c (find_alias_site_helper)
9665 (already_warned_in_frontend_p): Likewise.
9666 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
9667 * tree.c (really_constant_p, get_unwidened): Likewise.
9668 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9669 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9670 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
9672 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
9674 (CONVERT_EXPR_P): Define.
9675 (CASE_CONVERT): Define.
9677 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9680 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
9681 (delete_unmarked_insns): When deleting a call, call
9682 delete_unreachable_blocks.
9683 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9684 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
9686 2008-05-08 Richard Guenther <rguenther@suse.de>
9688 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
9689 (-ftree-salias): Likewise.
9690 (salias-max-implicit-fields): Remove param documentation.
9691 (salias-max-array-elements): Likewise.
9692 * tree-pass.h (pass_create_structure_vars): Remove.
9693 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9694 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9695 * tree-ssa-alias.c (create_structure_vars): Remove.
9696 (gate_structure_vars): Likewise.
9697 (pass_create_structure_vars): Likewise.
9698 (gate_build_alias): Likewise.
9699 (pass_build_alias): Adjust to run always and dump the function.
9700 * common.opt (ftree-salias): Hide.
9701 * passes.c (init_optimization_passes): Remove
9702 pass_create_structure_vars, adjust comment.
9703 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9704 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9705 * opts.c (decode_options): Do not set flag_tree_salias.
9706 (common_handle_option): Add OPT_ftree_salias to the backward
9707 compatibility section.
9709 2008-05-08 Richard Guenther <rguenther@suse.de>
9711 * tree-flow-inline.h (var_can_have_subvars): Move ...
9712 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
9713 * tree-flow.h (var_can_have_subvars): Remove.
9714 (push_fields_onto_fieldstack): Remove.
9715 (sort_fieldstack): Likewise.
9716 (struct fieldoff): Move ...
9717 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
9718 alias_set and base_for_components fields.
9719 (sort_fieldstack): Make static.
9720 (push_fields_onto_fieldstack): Likewise. Remove code that
9721 handles anything but RECORD_TYPEs. Remove alias_set and
9722 base_for_components handling.
9723 (create_variable_info_for): Adjust.
9725 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
9727 * common.opt (Wframe-larger-than=): Shorten the help message
9729 * doc/invoke.texi (Wframe-larger-than=): Add more description.
9731 2008-05-08 Rafael Espindola <espindola@google.com>
9733 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
9735 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
9736 trap and that both operands are gimple values.
9737 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
9738 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
9741 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9743 * read-rtl.c (join_c_conditions): Return the first string if the
9744 two strings are equal.
9746 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9748 * gensupport.h (pred_data): Add a "num_codes" field.
9749 (add_predicate_code): Declare.
9750 * gensupport.c (add_predicate_code): New function.
9751 (std_pred_table): Add an "allows_const_p" field.
9752 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
9753 Remove the (incomplete) list of such codes from the codes field.
9754 (init_predicate_table): Use add_predicate_code. Add all
9755 RTX_CONST_OBJs if allows_const_p is true.
9756 * genrecog.c (process_define_predicate): Use add_predicate_code.
9758 2008-05-08 David Daney <ddaney@avtrex.com>
9759 Richard Sandiford <rsandifo@nildram.co.uk>
9761 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
9762 special case of constant zero operands.
9763 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
9764 old and new values. Special case constant zero values.
9765 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
9767 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
9768 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
9770 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
9773 * simplify-rtx.c (simplify_plus_minus): Create CONST of
9774 similar RTX_CONST_OBJ before CONST_INT.
9776 2008-05-08 Steve Ellcey <sje@cup.hp.com>
9778 * stmt.c (expand_stack_restore): Change sa mode if needed.
9780 2008-05-08 Richard Guenther <rguenther@suse.de>
9782 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
9783 return type to bool.
9784 (ix86_sol10_return_in_memory): Likewise.
9785 (ix86_i386elf_return_in_memory): Likewise.
9786 (ix86_i386interix_return_in_memory): Likewise.
9787 * config/i386/i386.c (ix86_return_in_memory): Likewise.
9788 (ix86_sol10_return_in_memory): Likewise.
9789 (ix86_i386elf_return_in_memory): Likewise.
9790 (ix86_i386interix_return_in_memory): Likewise.
9792 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9795 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
9797 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
9798 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
9801 2008-05-08 Richard Guenther <rguenther@suse.de>
9803 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
9804 * tree-data-ref.h (struct dr_alias): Remove subvars field.
9805 (DR_SUBVARS): Remove.
9806 * tree-dfa.c (dump_subvars_for): Remove.
9807 (debug_subvars_for): Likewise.
9808 (dump_variable): Do not dump subvars.
9809 (remove_referenced_var): Do not remove subvars.
9810 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
9811 (lookup_subvars_for_var): Remove.
9812 (get_subvars_for_var): Likewise.
9813 (get_subvars_at): Likewise.
9814 (get_first_overlapping_subvar): Likewise.
9815 (overlap_subvar): Likewise.
9816 * tree-flow.h (subvar_t): Remove.
9817 (struct var_ann_d): Remove subvars field.
9818 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
9819 argument. Remove special handling of SFTs.
9820 (compute_tag_properties): Likewise.
9821 (set_initial_properties): Likewise.
9822 (compute_call_clobbered): Likewise.
9823 (count_mem_refs): Likewise.
9824 (compute_memory_partitions): Likewise.
9825 (compute_flow_insensitive_aliasing): Likewise.
9826 (setup_pointers_and_addressables): Likewise.
9827 (new_type_alias): Likewise.
9828 (struct used_part): Remove.
9829 (used_portions): Likewise.
9830 (struct used_part_map): Likewise.
9831 (used_part_map_eq): Likewise.
9832 (used_part_map_hash): Likewise.
9833 (free_used_part_map): Likewise.
9834 (up_lookup): Likewise.
9835 (up_insert): Likewise.
9836 (get_or_create_used_part_for): Likewise.
9837 (create_sft): Likewise.
9838 (create_overlap_variables_for): Likewise.
9839 (find_used_portions): Likewise.
9840 (create_structure_vars): Likewise.
9841 * tree.def (STRUCT_FIELD_TAG): Remove.
9842 * tree.h (MTAG_P): Adjust.
9843 (struct tree_memory_tag): Remove base_for_components and
9844 unpartitionable flags.
9845 (struct tree_struct_field_tag): Remove.
9846 (SFT_PARENT_VAR): Likewise.
9847 (SFT_OFFSET): Likewise.
9848 (SFT_SIZE): Likewise.
9849 (SFT_NONADDRESSABLE_P): Likewise.
9850 (SFT_ALIAS_SET): Likewise.
9851 (SFT_UNPARTITIONABLE_P): Likewise.
9852 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
9853 (union tree_node): Remove sft field.
9854 * alias.c (get_alias_set): Remove special handling of SFTs.
9855 * print-tree.c (print_node): Remove handling of SFTs.
9856 * tree-dump.c (dequeue_and_dump): Likewise.
9857 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
9858 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
9859 * tree-predcom.c (set_alias_info): Do not set subvars.
9860 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
9861 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
9862 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
9863 (add_vars_for_offset): Remove.
9864 (add_virtual_operand): Remove special handling of SFTs.
9865 (add_call_clobber_ops): Likewise.
9866 (add_call_read_ops): Likewise.
9867 (get_asm_expr_operands): Likewise.
9868 (get_modify_stmt_operands): Likewise.
9869 (get_expr_operands): Likewise.
9870 (add_to_addressable_set): Likewise.
9871 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
9872 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9873 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
9874 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
9875 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
9876 (tree_node_structure): Likewise.
9877 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
9879 (find_what_p_points_to): Likewise.
9881 2008-05-08 Sa Liu <saliu@de.ibm.com>
9883 * config/spu/spu.md: Fixed subti3 pattern.
9885 2008-05-08 Richard Guenther <rguenther@suse.de>
9888 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
9889 sure to create a representative for trailing arrays for PTA.
9891 2008-05-08 Richard Guenther <rguenther@suse.de>
9894 * fold-const.c (operand_equal_p): Two objects which types
9895 differ in pointerness are not equal.
9897 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9899 * calls.c (compute_argument_block_size): Add argument tree fndecl.
9900 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
9901 (emit_library_call_value_1): Add new variable fndecl initialized by
9902 NULL_TREE. It should be the decl type of orgfun, but this information
9903 seems not to be available here, so it uses the default calling abi.
9904 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
9905 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
9906 by TARGET_RETURN_IN_MEMORY.
9907 * config/i386/i386-interix.h: Likewise.
9908 * config/i386/i386.h: Likewise.
9909 * config/i386/i386elf.h: Likewise.
9910 * config/i386/ptx4-i.h: Likewise.
9911 * config/i386/sol2-10.h: Likewise.
9912 * config/i386/sysv4.h: Likewise.
9913 * config/i386/vx-common.h: Likewise.
9914 * config/cris/cris.h: Removed #if 0 clause.
9915 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
9916 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
9918 (ix86_sol10_return_in_memory): Likewise.
9919 (ix86_i386elf_return_in_memory): New.
9920 (ix86_i386interix_return_in_memory): New.
9921 * config/mt/mt-protos.h (mt_return_in_memory): New.
9922 * config/mt/mt.c: Likewise.
9923 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9924 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
9925 * config/bfin/bfin.h: Likewise.
9926 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
9928 * config/bfin/bfin.c: Likewise.
9929 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9930 * config/alpha/unicosmk.h: Likewise.
9931 * config/i386/cygming.h: Likewise.
9932 * config/iq2000/iq2000.h: Likewise.
9933 * config/mips/mips.h: Likewise.
9934 * config/mn10300/mn10300.h: Likewise.
9935 * config/rs6000/rs6000.h: Likewise.
9936 * config/score/score.h: Likewise.
9937 * config/spu/spu.h: Likewise.
9938 * config/v850/v850.h: Likewise.
9939 * defaults.h: Likewise.
9940 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
9941 * expr.c (emit_block_move): Adjust use of
9942 OUTGOING_REG_PARM_STACK_SPACE.
9943 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
9944 OUTGOING_REG_PARM_STACK_SPACE.
9945 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
9947 2008-05-08 Jakub Jelinek <jakub@redhat.com>
9949 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
9950 on OMP_RETURN for OMP_FOR.
9953 * dwarf2out.c (dw_expand_expr, common_check): Removed.
9954 (fortran_common): New function.
9955 (gen_variable_die): Call fortran_common instead of common_check,
9956 adjust for it returning tree instead of rtx. Formatting.
9958 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
9962 * see.c (see_copy_insn): Copy new pure const attributes for new call.
9963 * c-decl.c (merge_decls): Ditto.
9964 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
9965 to RTL_CONST_OR_PURE_CALL_P.
9966 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
9967 Initialized DECL_LOOPING_CONST_PURE.
9968 (process_call_operands): Set tree_side_effects properly.
9969 * tree.h (TREE_READONLY_DECL_P): Removed.
9970 (DECL_IS_PURE): Renamed to DECL_PURE_P.
9971 (DECL_LOOPING_OR_CONST_P): New macro.
9972 (struct tree_function_decl): Added looping_const_or_pure_p.
9974 (ECF_LOOPING_OR_CONST_P): New macro.
9975 * rtlanal.c (pure_const_p): Removed.
9976 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
9977 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
9978 to RTL_CONST_CALL_P.
9979 * ipa-pure-const.c (pure_const_state_e): Added looping field.
9980 (check_decl, check_tree, check_call, scan_function): Initialize
9982 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
9983 (static_execute): Set looping true for recursive functions.
9984 Undo setting state to IPA_NEITHER for recursive functions.
9986 * ifcvt.c (noce_can_store_speculate_p): Changed
9987 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
9988 RTL_CONST_OR_PURE_CALL_P.
9989 * dse.c (scan_insn): Ditto.
9990 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
9991 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
9992 RTL_CONST_OR_PURE_CALL_P.
9993 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
9994 pure_call_p to RTL_CONST_CALL_P.
9995 * gimplify.c (gimplify_call_expr): Clear side effects for
9996 non-looping pure and constant calls.
9997 * calls.c (emit_call_1): Set rtl flags from ecf flags.
9998 (flags_from_decl_or_type): Set ecf flags from decl flags.
9999 (initialize_argument_information): Turn off
10000 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
10001 Change const to pure if callee_copies is true rather than just
10003 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
10004 way of marking pure calls.
10005 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
10006 Remove hack that was supposed to fix pr7335 and remove old
10007 way of marking pure calls.
10008 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
10009 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
10010 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
10011 RTL_CONST_OR_PURE_CALL_P.
10012 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
10013 * loop-invariant.c (find_exits, find_invariant_bb): Changed
10014 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
10015 * sched-deps.c (schedule_analyze): Ditto.
10016 * rtl.h (struct rtx_def): Use call field, unchanging field, and
10017 return_val field of calls to represent pure and const function info.
10018 (CONST_OR_PURE_CALL_P): Deleted macro.
10019 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
10020 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
10021 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
10023 * tree-optimize.c (execute_fixup_cfg): Added test for
10024 ECF_LOOPING_CONST_OR_PURE.
10025 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
10027 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
10028 effects for looping pure or const calls.
10029 (verify_gimple_expr): Added verification code.
10030 * config/alpha/alpha.c (alpha_legitimize_address,
10031 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
10033 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
10034 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
10035 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
10036 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
10037 RTL_CONST_OR_PURE_CALL_P.
10038 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
10039 and const calls to be deleted.
10041 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10044 * config/i386/mmx.md (mmx_subv2sf3): New expander.
10045 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
10046 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
10047 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10048 to handle nonimmediate operands.
10049 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
10050 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
10051 to handle nonimmediate operands.
10052 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
10053 (mmx_pmulhrwv4hi3): New expander. Use
10054 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10055 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
10056 (sse2_umulv1siv1di3): New expander. Use
10057 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10058 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
10059 (mmx_eq<mode>3): New expander. Use
10060 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10061 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
10062 (mmx_uavgv8qi3): New expander. Use
10063 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10064 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
10065 (mmx_uavgv4hi3): New expander. Use
10066 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10068 * config/i386/sse.md
10069 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
10070 to handle nonimmediate operands.
10071 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
10072 to handle nonimmediate operands.
10073 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
10074 to handle nonimmediate operands.
10075 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
10076 to handle nonimmediate operands.
10077 (sse2_unpckhpd_exp): New expander. Use
10078 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10079 (sse2_unpcklpd_exp): New expander. Use
10080 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10081 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
10082 to handle nonimmediate operands.
10083 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
10084 to handle nonimmediate operands.
10085 (*sse2_<plusminus_insn><mode>3): Rename from
10086 sse2_<plusminus_insn><mode>3 insn pattern.
10087 (sse2_<plusminus_insn><mode>3): New expander. Use
10088 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10089 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
10090 (sse2_umulv2siv2di3): New expander. Use
10091 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10092 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
10093 (sse4_1_mulv2siv2di3): New expander. Use
10094 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10095 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
10096 (sse2_pmaddwd): New expander. Use
10097 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10098 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
10099 (sse2_eq<mode>3): New expander. Use
10100 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10101 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
10102 (sse4_1_eqv2di3): New expander. Use
10103 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10104 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10105 (sse2_uavgv16qi3): New expander. Use
10106 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10107 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10108 (sse2_uavgv16qi3): New expander. Use
10109 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10110 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
10111 (sse2_uavgv8hi3): New expander. Use
10112 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10113 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
10114 (ssse3_pmulhrswv8hi3): New expander. Use
10115 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10116 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
10117 (ssse3_pmulhrswv4hi3): New expander. Use
10118 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10120 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
10121 (<sse>_vmmul<mode>3): Ditto.
10122 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
10124 (ssse3_pmaddubsw128): Use register_operand for operand 1.
10125 (ssse3_pmaddubsw): Ditto.
10127 * config/i386/i386.c (struct_builtin_description)
10128 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
10129 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
10130 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
10131 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
10132 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
10133 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
10134 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
10135 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
10136 (ix86_fixup_binary_operands): Assert that src1
10137 and src2 must have the same mode when swapped.
10138 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
10139 and ix86_binary_operator_ok. Do not force operands in registers
10142 2008-05-07 Jan Hubicka <jh@suse.cz>
10144 * cgraph.c (dump_cgraph_node): Update.
10145 * cgraph.h (cgraph_local_info): Break out inline summary.
10146 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
10148 * ipa-inline (inline_summary): New accestor function.
10149 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
10150 cgraph_decide_inlining, compute_inline_parameters): Update.
10151 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
10153 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10155 Cleanup ColdFire scheduling support and add V4 pipeline model.
10157 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
10158 (define_attr cpu): Add cfv4 value.
10159 (define_attr type, define_attr type1): Merge into a single 'type'
10160 attribute. Update all uses.
10161 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
10162 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
10164 (define_attr opx_mem, define_attr opy_mem): Remove.
10165 (define_attr op_mem): Clean up, update comment.
10166 (define_attr size): Use specific values instead of general int.
10167 (define_attr guess, define_attr split): Remove. Update all uses.
10168 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
10169 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
10170 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
10171 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
10172 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
10173 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
10174 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
10175 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
10176 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
10177 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
10178 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
10179 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
10180 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
10181 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
10182 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
10183 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
10184 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
10185 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
10186 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
10187 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
10188 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
10189 Update or set attributes.
10190 (stack_tie): New fake instruction.
10192 * config/m68k/m68k.h (TUNE_CFV4): New macro.
10193 (m68k_sched_attr_size): Update declaration.
10194 (m68k_sched_attr_type2): Remove.
10195 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
10196 Declare new bypass predicates.
10198 * config/m68k/m68k.c (m68k_sched_issue_rate,
10199 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
10201 (TARGET_SCHED_ISSUE_RATE,
10202 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
10203 (override_options): Handle scheduling for ColdFire V4 core.
10204 (m68k_expand_prologue): Emit stack_tie.
10205 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
10206 'OP_TYPE_FPN'. Update all uses.
10207 (sched_guess_p): Remove.
10208 (sched_address_type): Handle symbolic addresses.
10209 (sched_get_operand): New static function.
10210 (sched_operand_type): Merge into sched_attr_op_type.
10211 (sched_attr_op_type): Handle FP registers, handle quick constants,
10213 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
10214 (m68k_sched_attr_size): Update. Move logic to ...
10215 (sched_get_attr_size_int): New static function.
10216 (sched_get_opxy_mem_type): New static function.
10217 (m68k_sched_attr_op_mem): Update.
10218 (m68k_sched_attr_type2): Remove.
10219 (sched_cfv4_bypass_data): New static variable.
10220 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
10221 (m68k_sched_issue_rate): Implement scheduler hook.
10222 (struct _sched_ib: enabled_p): New field.
10223 (m68k_sched_variable_issue): Update. Handle V4.
10224 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
10225 sched_dump_class_func_t, sched_dump_split_class,
10226 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
10227 sched_dump_dfa_class, m68k_sched_dump): Remove.
10228 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
10230 (m68k_sched_init_global): Remove statisctics dumping, introduce
10231 sanity check that all instructions have pipeline reservations. Handle
10233 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10234 Handle ColdFire V4 core.
10235 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
10236 New static functions.
10237 (m68k_sched_address_bypass_p): New bypass predicate.
10238 (sched_get_indexed_address_scale): New static function.
10239 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
10241 * cf.md: Update comments.
10242 (define_attr type2): Remove. Use 'type' attribute instead.
10244 (cf_ib): Rename to cfv123_ib. Update all uses.
10245 (cf_oep): Rename to cfv123_oep. Update all uses.
10246 (cf_chr): Rename to cfv123_chr. Update all uses.
10247 (cf_mem): Rename to cfv123_mem. Update all uses.
10248 (cf_mac): Move to more appropriate place.
10249 (cfv123_guess): New automaton and cpu_unit.
10250 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
10251 Update uses of 'size' attribute. Handle before reload scheduling.
10252 (cfv123_guess): New dummy reservation for unhandled instructions.
10253 (cfv4_*): Pipeline description of ColdFire V4 core.
10254 (ignore): New reservation to handle 'ignore' type.
10256 2008-05-07 Ian Lance Taylor <iant@google.com>
10258 PR middle-end/36013
10259 * gimplify.c (find_single_pointer_decl_1): Don't look through
10261 (find_single_pointer_decl): Adjust comments.
10263 2008-05-07 Jakub Jelinek <jakub@redhat.com>
10265 PR middle-end/36137
10266 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
10267 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
10269 PR middle-end/36106
10270 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
10271 integral type rather than floating point, then VIEW_CONVERT_EXPR
10272 to the floating point type.
10274 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10276 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
10277 TFmode op0 to register.
10279 2008-05-07 Alan Modra <amodra@bigpond.net.au>
10281 * c-decl.c (grokdeclarator): Comment typo.
10283 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
10285 * tree-flow.h: Remove prototype for computed_goto_p.
10286 * tree-cfg.c (computed_goto_p): Make static.
10288 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
10291 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
10292 (contains_aligned_value_p): This. Handle _Decimal128.
10293 (ix86_function_arg_boundary): Only align _Decimal128 to its
10294 natural boundary and handle it properly.
10296 2008-05-06 Martin Jambor <mjambor@suse.cz>
10298 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
10299 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
10300 (ipcp_method_set_orig_node): Removed.
10301 (ipcp_cval_get_cvalue_type): Removed.
10302 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
10303 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
10304 (ipcp_cval_set_cvalue_type): Removed.
10305 (ipcp_cval_get_cvalue): Removed.
10306 (ipcp_cval_set_cvalue): Removed.
10307 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
10308 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
10309 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
10310 (ipcp_cval_meet): Renamed to ipa_lattice_meet
10311 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
10312 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
10313 (ipcp_get_ith_lattice): Changed parameters.
10314 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
10315 (ipcp_lattice_from_jfunc): Changed parameters.
10316 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
10317 (ipcp_method_cval_print): Added temporary variable info.
10318 (ipcp_redirect): Removed already unused local variable caller.
10319 (ipcp_redirect): New temporary variable orig_callee_info
10320 (ipcp_redirect): Removed newly unused local variable callee.
10321 (ipcp_redirect): Removed (a bit confusing) local variable type.
10322 (ipcp_insert_stage): Added local variable info.
10323 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
10325 (ipcp_formal_create): Removed.
10326 (ipcp_method_cval_set): Removed.
10327 (ipcp_propagate_stage): Renamed lattice variables.
10328 (ipcp_method_cval_set_cvalue_type): Removed.
10329 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
10330 (ipcp_print_all_lattices): Changed printed strings to refer to
10331 lattices rather than cvals.
10332 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
10333 (ipcp_propagate_const): Changed formal parameters.
10334 (build_const_val): Changed formal parameters.
10335 (ipcp_insert_stage): Removed useless variable cvalue
10336 (build_const_val): Changed formal parameters.
10337 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
10338 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
10339 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
10340 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
10341 (ipcp_print_func_profile_counts): Changed string from "method" to
10343 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
10344 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
10345 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
10346 (ipcp_structures_print): Renamed to ipcp_print_all_structures
10347 (ipcp_profile_print): Renamed to ipcp_print_profile_data
10348 (ipcp_lat_is_const): Changed parameters and made inline.
10349 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
10350 (ipcp_redirect): Renamed to ipcp_need_redirect_p
10351 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
10352 the predicate condition directly
10353 (ipcp_propagate_stage): Added local variable args. Removed local
10354 variable callee. (Both are mere code simplifications.)
10355 (ipcp_method_dont_insert_const): Renamed to
10356 ipcp_node_not_modifiable_p.
10357 (ipcp_node_not_modifiable_p): Made inline.
10358 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
10359 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
10360 (ipcp_print_all_lattices): Removed variable cvalue
10361 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
10364 2008-05-06 Olivier Hainque <hainque@adacore.com>
10366 * tree-sra.c (try_instantiate_multiple_fields): Early return
10367 if field has POINTER_TYPE.
10369 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
10371 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
10372 by using 'q' specifier for instruction.
10373 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
10375 2008-05-06 Anatoly Sokolov <aesok@post.ru>
10377 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10378 Change mode of zero_extract from QImode to HImode.
10379 (sign bit tests peepholes): (Ditto.).
10381 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
10383 * config/i386/mmx.md: Remove double backslashes from asm templates.
10384 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
10385 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10386 to handle nonimmediate operands.
10387 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
10388 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10389 to handle nonimmediate operands.
10390 (*mmx_<code>v2sf3_finite): New insn pattern.
10391 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
10392 (mmx_<code>v2sf3): New expander. Use
10393 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10394 (mmx_<plusminus_insn><mode>3): New expander. Use
10395 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10396 (*mmx_<plusminus_insn><mode>3): New insn pattern.
10397 (mmx_add<mode>3): Removed.
10398 (mmx_ssadd<mode>3): Ditto.
10399 (mmx_usadd<mode>3): Ditto.
10400 (mmx_sub<mode>3): Ditto.
10401 (mmx_sssub<mode>3): Ditto.
10402 (mmx_ussub<mode>3): Ditto.
10403 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
10404 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
10405 to handle nonimmediate operands.
10406 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
10408 (mmx_smulv4hi3_highpart): New expander. Use
10409 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10410 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
10412 (mmx_umulv4hi3_highpart): New expander. Use
10413 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10414 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
10415 (mmx_<code>v4hi3): New expander. Use
10416 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10417 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
10418 (mmx_<code>v8qi3): New expander. Use
10419 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10420 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
10421 (mmx_<code><mode>3): New expander. Use
10422 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10424 2008-05-05 Jan Hubicka <jh@suse.cz>
10426 PR tree-optimization/36118
10427 * passes.c (pass_init_dump_file): Fix dump header.
10429 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10431 PR middle-end/36141
10432 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
10433 VCE for function decls.
10435 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10437 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
10439 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10441 * config/i386/i386.md (sat_plusminus): New.
10442 (plusminus_insn): Likewise.
10443 (plusminus_mnemonic): Likewise.
10445 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
10446 (*<addsub><mode>3_cc_overflow): Renamed to ...
10447 (*<plusminus_insn><mode>3_cc_overflow): This.
10448 (*<addsub>si3_zext_cc_overflow): Renamed to ...
10449 (*<plusminus_insn>si3_zext_cc_overflow): This.
10451 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
10452 (<plusminus_insn><mode>3): This.
10453 (*<addsub><mode>3): Renamed to ...
10454 (*<plusminus_insn><mode>3): This.
10455 (<sse>_vm<addsub><mode>3): Renamed to ...
10456 (<sse>_vm<plusminus_insn><mode>3): This.
10457 (sse3_h<addsub>v4sf3): Renamed to ...
10458 (sse3_h<plusminus_insn>v4sf3): This.
10459 (sse3_h<addsub>v2df3): Renamed to ...
10460 (sse3_h<plusminus_insn>v2df3): This.
10461 (<plusminus_insn><mode>3): New.
10462 (*<plusminus_insn><mode>3): Likewise.
10463 (sse2_<plusminus_insn><mode>3): Likewise.
10464 (add<mode>): Removed.
10465 (*add<mode>3): Likewise.
10466 (sse2_ssadd<mode>3): Likewise.
10467 (sse2_usadd<mode>3): Likewise.
10468 (sub<mode>3): Likewise.
10469 (*sub<mode>3): Likewise.
10470 (sse2_sssub<mode>3): Likewise.
10471 (sse2_ussub<mode>3): Likewise.
10473 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
10475 * gthr-single.h: Add in required interface elements as per gthr.h.
10476 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
10477 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
10478 Generalize UNUSED macro.
10479 (__gthread_once): Add.
10480 (__gthread_key_create): Add.
10481 (__gthread_key_delete): Add.
10482 (__gthread_getspecific): Add.
10483 (__gthread_setspecific): Add.
10485 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
10487 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
10488 the same size types for the indirect reference on the rhs, then
10491 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
10493 * config/i386/i386.md
10494 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
10495 one insn template instead of template series.
10496 (*xordi_1_rex64): Ditto.
10497 (*xordi_2_rex64): Ditto.
10499 2008-05-05 Ira Rosen <irar@il.ibm.com>
10501 PR tree-optimization/36119
10502 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
10505 2008-06-04 Jan Hubicka <jh@suse.cz>
10507 tree-optimization/36100
10508 * tree-pass.h (pass_O0_always_inline): Declare.
10509 * ipa-inline.c (inline_transform): Remove dead code.
10510 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10511 pass_O0_always_inline): New.
10512 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
10514 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
10516 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
10517 mnemonic in this_param move for TARGET_64BIT.
10519 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
10521 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
10522 (*strmovsi_rex_1): Ditto.
10523 (*strsetsi_1): Ditto.
10524 (*strsetsi_rex_1): Ditto.
10526 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
10527 adddicc expanders using SWI mode iterator.
10529 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
10532 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
10535 2008-05-04 David S. Miller <davem@davemloft.net>
10537 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
10538 (sparc*-*-linux*): Use linux.h in tm_file.
10539 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
10540 compiler defaulting to 32-bit.
10541 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
10543 * config/sparc/linux.h: Remove definitions now obtained
10544 properly from linux.h
10545 * config/sparc/linux64.h: Likewise.
10546 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
10547 don't want this setting for 32-bit builds in a biarch compiler.
10548 * doc/install.texi: Add sparc-linux to list of targets
10549 supporting --enable-targets=all.
10551 2008-05-03 Andrew Pinski <pinskia@gmail.com>
10553 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
10555 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
10557 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
10558 after V4SI_FTYPE_V8HI.
10559 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
10560 case V4SI_FTYPE_V2DF.
10562 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
10564 * doc/invoke.texi (max-flow-memory-locations): Removed.
10565 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
10567 2008-05-03 Richard Guenther <rguenther@suse.de>
10569 PR middle-end/34973
10570 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
10572 2008-05-02 David S. Miller <davem@davemloft.net>
10574 * config.gcc (need_64bit_hwint): Document libcpp dependency.
10576 2008-05-02 Simon Baldwin <simonb@google.com>
10579 * c-common.h (warn_array_subscript_range): Removed.
10580 * c-common.c (warn_array_subscript_range): Ditto.
10581 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
10582 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
10584 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10586 * config/i386/i386.c (ix86_special_builtin_type): New.
10587 (bdesc_special_args): Likewise.
10588 (ix86_expand_special_args_builtin): Likewise.
10589 (ix86_init_mmx_sse_builtins): Updated.
10590 (ix86_expand_builtin): Updated.
10591 (ix86_expand_store_builtin): Removed.
10592 (ix86_expand_unop_builtin): Likewise.
10594 * config/i386/mm3dnow.h (__v2sf): Moved to ...
10595 * config/i386/mmintrin.h (__v2sf): Here.
10597 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
10599 (_mm_loadl_pi): Likewise.
10600 (_mm_storeh_pi): Replace __v2si with __v2sf.
10601 (_mm_storel_pi): Likewise.
10603 * doc/extend.texi: Correct __builtin_ia32_loadhps,
10604 __builtin_ia32_loadlps, __builtin_ia32_storehps,
10605 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
10606 __builtin_ia32_loadlpd.
10608 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10610 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
10611 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
10612 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
10613 (ix86_init_mmx_sse_builtins): Updated.
10614 (ix86_expand_args_builtin): Likewise.
10615 (ix86_expand_builtin): Likewise.
10616 (ix86_expand_unop1_builtin): Renamed to ...
10617 (ix86_expand_unop_vec_merge_builtin): This.
10619 2008-05-01 Jan Hubicka <jh@suse.cz>
10622 * ipa-inline.c (inline_generate_summary): Make static.
10623 (inline_transform): Do not call inlining at -O0; make static.
10624 * passes.c (execute_todo): Add sanity check.
10625 (execute_one_ipa_transform_pass): Execute proper flags.
10627 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
10629 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
10630 (DECL_NONADDRESSABLE_P): Likewise.
10631 * alias.c (record_component_aliases): Fix comment.
10633 2008-05-01 Simon Baldwin <simonb@google.com>
10635 * c-common.h (warn_array_subscript_range): New function.
10636 * c-common.c (warn_array_subscript_range): Ditto.
10637 * tree-vrp.c (check_array_ref): Corrected code to agree with
10638 comment, ignoring only arrays of size 0 or size 1.
10639 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
10641 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10643 * config/i386/i386.c (ix86_builtin_type): Replace
10644 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
10645 (bdesc_args): Updated.
10646 (ix86_init_mmx_sse_builtins): Likewise.
10647 (ix86_expand_args_builtin): Likewise.
10649 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
10652 * doc/extend.texi: Correct __builtin_ia32_palignr.
10654 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10657 * config/i386/i386.c (bdesc_crc32): Removed.
10658 (ix86_expand_crc32): Likewise.
10659 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
10660 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
10661 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
10662 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
10663 UINT_FTYPE_UINT_UCHAR.
10664 (bdesc_args): Updated. Add crc32 builtins.
10665 (ix86_init_mmx_sse_builtins): Updated.
10666 (ix86_expand_args_builtin): Updated to support subreg.
10668 * doc/extend.texi: Correct __builtin_ia32_crc32di.
10670 2008-05-01 Jan Hubicka <jh@suse.cz>
10672 * tree-pass.h (opt_pass): Add IPA_PASS.
10673 (varpool_node, cgraph_node): Forward declare.
10674 (ipa_opt_pass): Define.
10675 (pass_ipa_inline): Turn into ipa_opt_pass.
10676 (pass_apply_inline): Remove.
10677 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
10678 (apply_inline): Turn into ....
10679 (inline_transform): ... this one.
10680 (inline_generate_summary): New function.
10681 (pass_apply_inline): Remove.
10682 * function.h (ipa_opt_pass): Forward declare structure; typedef;
10684 (struct function): Add ipa_transforms_to_apply.
10685 * passes.c (register_one_dump_file): Work on IPA_PASS.
10686 (init_optimization_passes): Remove pass_inline_parameters and
10688 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
10689 (execute_one_pass) ... here; apply transforms when possible.
10690 (add_ipa_transform_pass, execute_ipa_summary_asses,
10691 execute_one_ipa_transform_pass): New.
10692 (execute_ipa_pass_list): Update for IPA_PASS type.
10694 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10696 * config/i386/i386.c (ix86_builtin_type): Add
10697 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
10698 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
10699 (bdesc_args): Add SSE4a builtins.
10700 (ix86_init_mmx_sse_builtins): Updated.
10701 (ix86_expand_args_builtin): Likewise.
10702 (ix86_expand_builtin): Likewise.
10704 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10706 * config/i386/i386.c (ix86_builtin_type): Add
10707 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
10708 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
10709 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
10710 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
10711 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
10712 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
10713 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
10714 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
10715 and DI_FTYPE_DI_DI_INT.
10716 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
10717 (ix86_init_mmx_sse_builtins): Updated.
10718 (ix86_expand_args_builtin): Likewise.
10719 (ix86_expand_builtin): Likewise.
10720 (ix86_expand_binop_imm_builtin): Removed.
10722 * doc/extend.texi: Correct __builtin_ia32_palignr128.
10724 2008-04-30 Richard Guenther <rguenther@suse.de>
10726 PR tree-optimization/32921
10727 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
10729 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
10731 * config/arm/arm.c (arm_unwind_emit): Use
10732 crtl->all_throwers_are_sibcalls instead of
10733 cfun->all_throwers_are_sibcalls.
10734 (arm_output_fn_unwind): Likewise.
10735 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
10736 instead of cfun->uses_pic_offset_table.
10737 (frv_expand_prologue): Likewise.
10738 (frv_frame_pointer_required): Likewise.
10739 (frv_expand_fdpic_call): Likewise.
10740 (frv_emit_movsi): Likewise.
10741 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
10742 cfun->returns_pcc_struct instead of
10743 current_function_returns_pcc_struct.
10744 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
10745 instead of cfun->calls_eh_return.
10746 (m32c_pushm_popm): Likewise.
10747 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
10748 "extern" declaration.
10750 2008-04-30 Richard Guenther <rguenther@suse.de>
10752 PR tree-optimization/21636
10753 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
10755 (evaluate_stmt): Print the likely value.
10756 (ccp_visit_stmt): Avoid excessive vertical spacing.
10758 2008-04-30 Rafael Espindola <espindola@google.com>
10760 * builtins.c (fold_call_expr): Return realret.
10761 * tree-ssa-threadedge.c
10762 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
10763 __builtin_object_size.
10765 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
10767 * gcc.c (wrapper_string): New variable.
10768 (insert_wrapper): New function.
10769 (execute): New option -wrapper.
10770 * doc/invoke.texi (Overall Options): New driver option -wrapper.
10772 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
10774 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
10775 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
10776 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
10778 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
10779 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
10780 config/rs6000/e500crtres64gprctr.asm,
10781 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
10782 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
10783 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
10784 config/rs6000/e500crtsav64gprctr.asm,
10785 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
10786 config/rs6000/e500crtsavg64gprctr.asm: New files.
10787 * config/rs6000/t-ppccomm: Add build rules for new files.
10788 (LIB2FUNCS_STATIC_EXTRA): Add new files.
10789 * config/rs6000/t-netbsd: Add build rules for new files.
10790 (LIB2FUNCS_STATIC_EXTRA): New variable.
10791 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
10792 (CRTSAVRES_DEFAULT_SPEC): Likewise.
10793 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
10795 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
10797 * config/i386/i386.c (ix86_builtin_type): Add
10798 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
10799 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
10800 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
10801 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
10802 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
10803 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
10804 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
10805 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
10806 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
10807 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
10808 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
10809 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
10810 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
10811 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
10812 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
10813 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
10814 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
10815 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
10816 V1DI_FTYPE_V2SI_V2SI.
10817 (bdesc_2arg): Moved to ...
10818 (bdesc_args): Here.
10819 (ix86_init_mmx_sse_builtins): Updated.
10820 (ix86_expand_args_builtin): Updated. Take a pointer
10821 to const struct builtin_description. Handle comparison
10823 (ix86_expand_sse_compare): Take a new argument for swapping operands.
10824 (ix86_expand_builtin): Updated.
10826 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
10827 (ssse3_pmaddubsw128): This.
10828 (ssse3_pmaddubswv4hi3): Renamed to ...
10829 (ssse3_pmaddubsw): This.
10831 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
10832 (__builtin_ia32_packssdw128): Likewise.
10833 (__builtin_ia32_packuswb128): Likewise.
10834 (__builtin_ia32_pmaddubsw): Likewise.
10835 (__builtin_ia32_pmaddubsw128): Likewise.
10837 2008-04-30 Richard Guenther <rguenther@suse.de>
10839 PR tree-optimization/14847
10840 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
10841 (recognize_bits_test): Use it.
10842 (recognize_single_bit_test): Likewise.
10844 2008-04-30 Martin Jambor <mjambor@suse.cz>
10846 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
10847 instead of setting number of formal parameters to zero.
10848 (ipcp_init_stage): Do not set the number of actual parameters to zero
10850 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
10851 which are called with variable number of arguments.
10852 (ipcp_insert_stage): Explicitely skipping all nodes which are
10853 called with variable number of arguments.
10854 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
10855 number of parameters.
10857 * ipa-prop.h (struct ipa_node_params): Added flag
10858 called_with_var_arguments
10859 (ipa_set_param_count): Added. Changed sole setter to use it.
10860 (ipa_get_param_count): Added. All readers of param_count
10861 converted to use it instead.
10862 (ipa_set_called_with_variable_arg): Added.
10863 (ipa_is_called_with_var_arguments): Added.
10864 (ipa_get_ith_param): Added. All readers of param_decls converted
10866 (ipa_set_cs_argument_count): Added, sole writer to argument_count
10868 (ipa_get_cs_argument_count): Added, all readers of argument_count
10870 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
10873 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
10874 (struct ipcp_lattice): Renamed cval_type to type
10875 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
10877 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
10878 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
10879 (ipcp_insert_stage): Changed the type of variable cvalue to tree
10880 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
10881 (build_const_val): Changed the type of parameter cvalue to tree
10882 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
10883 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
10885 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
10888 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
10889 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
10890 (ipa_add_method): Renamed to ipa_push_func_to_list
10891 (ipa_remove_method): Renamed to ipa_pop_func_from_list
10892 (ipa_callsite_param_count): Removed.
10893 (ipa_callsite_param_count_set): Removed.
10894 (ipa_callsite_param): Removed.
10895 (ipa_callsite_callee): Removed.
10896 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
10897 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
10898 (ipa_method_formal_count): Removed.
10899 (ipa_method_formal_count_set): Removed.
10900 (ipa_method_get_tree): Removed.
10901 (ipa_method_tree_map_create): Removed.
10902 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
10903 (ipa_create_param_decls_array): Creates the array itself
10904 (ipa_create_param_decls_array): Temporary variable info instead of
10905 a few dereferences.
10906 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
10907 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
10908 (get_type): Removed.
10909 (ipa_jf_get_info_type): Removed.
10910 (ipa_node_create): Renamed to ipa_create_node_params
10911 (ipa_free): Renamed to ipa_free_all_node_params
10912 (ipa_nodes_create): Renamed to ipa_create_all_node_params
10913 (ipa_edges_create): Renamed to ipa_create_all_edge_args
10914 (ipa_edges_free): Renamed to ipa_free_all_edge_args
10915 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
10916 (ipa_free_all_node_params): Deallocation to jump_functions moved to
10917 ipa_free_all_edge_args
10918 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
10919 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
10920 (ipa_create_methodlist_node): Removed.
10921 (ipa_methodlist_method): Removed.
10922 (ipa_methodlist_method_set): Removed.
10923 (ipa_methodlist_next_method): Removed.
10924 (ipa_methodlist_next_method_set): Removed.
10925 (ipa_method_is_modified): Removed.
10926 (ipa_method_modify_create): Removed.
10927 (ipa_method_modify_init): Temporary variable info instead of a few
10929 (ipa_detect_param_modifications): Temporary variable info instead of
10930 a few dereferences.
10931 (ipa_compute_jump_functions): Temporary variable info instead of
10932 a few dereferences.
10933 (ipa_method_modify_set): Removed.
10934 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
10935 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
10936 than craph_node as the first parameter.
10937 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
10938 (ipa_method_modify_init): Removed.
10939 (ipa_compute_jump_functions): Added a temp variable instead of
10940 repeatadly dereferencing the cgraph_edge.aux pointer
10941 (ipa_callsite_param_set_type): Removed.
10942 (ipa_compute_jump_functions): i renamed to index and moved to
10944 (ipa_callsite_param_set_info_type_formal): Removed.
10945 (ipa_callsite_param_set_info_type): Removed.
10946 (ipa_callsite_param_map_create): Removed.
10947 (ipa_callsite_tree): Removed.
10948 (ipa_callsite_caller): Removed.
10949 (ipa_pop_func_from_list): return_method removed to return_func
10951 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
10952 prefixed all values with IPA_. Changed all users.
10953 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
10954 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
10955 and FORMAL_IPATYPE IPA_PASS_THROUGH.
10956 (union parameter_info): Renamed to jump_func_value.
10957 (union jump_func_value): Renamed value to constant
10958 (struct ipa_jump_func): Renamed info_type to value
10959 (struct ipa_node): Renamed to ipa_node_params
10960 (struct ipa_node_params): Renamed ipa_arg_num to param_count
10961 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
10962 (struct ipa_node_params): Renamed ipa_mod to modified_flags
10963 (struct ipa_edge): Renamed to ipa_edge_args
10964 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
10965 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
10966 (struct ipa_methodlist): Renamed to ipa_func_list
10967 (struct ipa_func_list): method_p renamed to node, next_method
10969 (ipa_methodlist_p): Removed, switched all users to struct pointer
10970 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
10972 2008-04-30 Alan Modra <amodra@bigpond.net.au>
10974 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
10975 (rs6000_emit_epilogue): Use backchain to restore only when we
10976 have a large frame. Make use of frame pointer to restore if we
10977 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
10979 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
10981 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10982 Add mode to zero_extract.
10983 (sign bit tests peepholes): (Ditto.).
10985 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
10987 * config/i386/i386.c (ix86_builtins): Replace Prescott New
10988 Instructions in comments with SSE3.
10989 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
10990 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
10991 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
10992 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
10993 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
10994 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
10995 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
10996 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
10997 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
10998 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
10999 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
11000 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
11001 (bdesc_sse_args): Renamed to ...
11002 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
11003 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
11004 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
11005 IX86_BUILTIN_FABSQ.
11006 (bdesc_1arg): Moved to ...
11007 (bdesc_args): Here.
11008 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
11009 Instructions in comments with SSE3.
11010 (ix86_expand_sse_operands_builtin): Renamed to ...
11011 (ix86_expand_args_builtin): This. Updated.
11012 (ix86_expand_unop1_builtin): Update comments.
11013 (ix86_expand_builtin): Updated.
11015 2008-04-29 Richard Guenther <rguenther@suse.de>
11017 PR tree-optimization/36078
11018 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
11019 Update virtual SSA form after cleaning up the CFG.
11021 2008-04-29 Richard Guenther <rguenther@suse.de>
11023 PR middle-end/15255
11024 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
11026 2008-04-29 Richard Guenther <rguenther@suse.de>
11028 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
11029 (compute_may_aliases): Do not call finalize_ref_all_pointers.
11030 (compute_flow_insensitive_aliasing): Do not treat
11031 PTR_IS_REF_ALL pointers special.
11032 (get_smt_for): Likewise.
11033 (may_alias_p): Re-structure.
11034 (is_escape_site): A ref-all pointer conversion is not an escape site.
11035 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
11036 PTR_IS_REF_ALL pointers special.
11037 * tree-ssa-structalias.h (struct alias_info): Remove
11038 ref_all_symbol_mem_tag field.
11039 (PTR_IS_REF_ALL): Remove.
11041 2008-04-29 Richard Guenther <rguenther@suse.de>
11043 PR middle-end/36077
11044 * fold-const.c (extract_muldiv_1): In combining division constants
11045 make sure to never overflow.
11047 2008-04-29 Nick Clifton <nickc@redhat.com>
11049 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
11051 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11054 * optc-gen.awk: Work around HP-UX/IA awk bug.
11056 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
11058 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
11061 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11064 * config/i386/i386.md
11065 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
11066 Change operand 1 predicate to nonimmediate_operand.
11068 2008-04-28 Jakub Jelinek <jakub@redhat.com>
11071 * dwarf2out.c (struct die_struct): Mark as chain_circular through
11073 * gengtype.c (walk_type, write_func_for_structure): Handle
11075 * doc/gty.texi: Document chain_circular.
11077 2008-04-28 Richard Guenther <rguenther@suse.de>
11079 PR tree-optimization/36066
11080 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
11083 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11086 * config/i386/i386.md
11087 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
11088 Use match_scratch instead of match_operand for operands 3 and 4.
11090 2008-04-27 Richard Guenther <rguenther@suse.de>
11092 PR tree-optimization/18754
11093 PR tree-optimization/34223
11094 * tree-pass.h (pass_complete_unrolli): Declare.
11095 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
11096 loop size before and after unconditionally of UL_NO_GROWTH in effect.
11097 Rewrite loop into loop closed SSA form if it is not already.
11098 (tree_unroll_loops_completely): Re-structure to iterate over
11099 innermost loops with intermediate CFG cleanups.
11100 Unroll outermost loops only if requested or the code does not grow
11102 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
11103 loops are available.
11104 (tree_vectorize): Instead do so here.
11105 (tree_complete_unroll): Also unroll outermost loops.
11106 (tree_complete_unroll_inner): New function.
11107 (gate_tree_complete_unroll_inner): Likewise.
11108 (pass_complete_unrolli): New pass.
11109 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
11110 uses outside of the loop.
11111 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
11112 form if it is available.
11113 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
11114 * passes.c (init_optimization_passes): Schedule complete inner
11115 loop unrolling pass before the first CCP pass after final inlining.
11117 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
11119 * targhooks.h (default_emutls_var_fields,
11120 default_emutls_var_init): Declare.
11121 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
11122 * target.h (struct gcc_target): Add struct emutls member.
11123 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
11124 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
11125 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
11126 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
11127 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
11128 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
11129 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
11130 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
11131 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
11132 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
11133 emit debug information.
11134 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
11135 * varasm.c: Include targhooks.h.
11136 (emutls_object_section, emutls_tmpl_section): New.
11137 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
11138 (EMUTLS_SEPARATOR): New.
11139 (prefix_name): New.
11140 (get_emutls_object_name): New.
11141 (default_emutls_var_fields): New, broken out of ...
11142 (get_emutls_object_type): ... here. Adjust to use target hooks.
11143 (get_emutls_init_templ_addr): Adjust to use target hooks.
11144 (emutls_decl): Adjust to use target hooks.
11145 (emutls_finish): Likewise.
11146 (default_emutls_var_init): New, broken out of ...
11147 (assemble_variable): ... here. Adjust to use target hooks.
11148 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
11149 SECCAT_EMUTLS_TMPL.
11150 * c-common.c (handle_section_attribute): Prevent overriding
11151 sections for emulated tls with special sections.
11152 * config/i386/i386.c (x86_64_elf_select_section): Add
11153 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
11154 (x86_64_elf_unique_section): Likewise.
11155 * config/vxworks.c: Include tree.h.
11156 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
11157 (vxworks_override_options): Set TLS scheme.
11158 * doc/tm.texi (Emulated TLS): New node.
11160 2008-04-26 Simon Baldwin <simonb@google.com>
11163 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
11164 with propagated string constants.
11166 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
11168 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
11169 constraint for operand 2 when operand 0 is memory operand.
11170 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
11171 operand 0 is memory operand.
11172 (fix_trunc<mode>_i387_with_temp): Ditto.
11173 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
11174 operand 2 when operand 1 is memory operand.
11175 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
11176 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
11177 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
11178 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11179 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
11180 operands 2,3 and 4 when operand 1 is memory operand.
11181 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
11183 (fistdi2_floor_with_temp): Ditto.
11184 (fist<mode>2_floor_with_temp): Ditto.
11185 (fistdi2_ceil_with_temp): Ditto.
11186 (fist<mode>2_ceil_with_temp): Ditto.
11187 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
11189 2008-04-26 David Daney <ddaney@avtrex.com>
11191 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
11193 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
11194 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11195 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11196 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
11197 (compare_and_swap_12): New insn.
11198 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
11199 * config/mips/mips.c (mips_force_binary): New function.
11200 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
11201 (mips_expand_compare_and_swap_12): New function.
11202 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
11204 2008-04-25 Jan Hubicka <jh@suse.cz>
11207 * cfgexpand.c (pass_expand): Turn into RTL pass.
11208 * passes.c (execute_one_pass): Do pass typechecking after execution.
11209 * tree-pass.h (pass_expand): Turn into RTL pass.
11211 * function.h (struct rtl_data): Move here fields
11212 accesses_prior_frames, calls_eh_return, saves_all_registers,
11213 has_nonlocal_goto, has_asm_statement, is_thunk,
11214 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
11215 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
11216 arg_pointer_save_area_init from struct function; turn into bool.
11217 (struct function): Move
11218 calls_eh_return, saves_all_registers, has_nonlocal_goto,
11219 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
11220 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
11221 tail_call_emit, arg_pointer_save_area_init
11222 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
11223 (current_function_returns_struct, current_function_returns_pcc_struct,
11224 current_function_calls_setjmp, current_function_calls_alloca,
11225 current_function_accesses_prior_frames,
11226 current_function_calls_eh_return, current_function_is_thunk,
11227 current_function_stdarg, current_function_profile,
11228 current_function_limit_stack, current_function_uses_pic_offset_table,
11229 current_function_uses_const_pool, current_function_has_nonlocal_label,
11230 current_function_saves_all_registers,
11231 current_function_has_nonlocal_goto,
11232 current_function_has_asm_statement): Remove accesor macros.
11233 * ra-conflict.c (global_conflicts): Update.
11234 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
11235 (suitable_for_tail_call_opt_p): Update.
11236 * builtins.c (expand_builtin_return_addr): Update.
11237 (expand_builtin_setjmp_setup): Update.
11238 (expand_builtin_nonlocal_goto): Update.
11239 * final.c (final_start_function): Update.
11240 (profile_function): Update.
11241 (leaf_function_p): Update.
11242 (only_leaf_regs_used): Update.
11243 * df-scan.c (df_get_exit_block_use_set): Update.
11244 * dojump.c (clear_pending_stack_adjust): Update.
11245 * tree-stdarg.c (gate_optimize_stdarg): Update.
11246 * gimple-low.c (lower_function_body): Update.
11247 * global.c (compute_regsets): Update.
11248 (global_alloc): Update.
11249 * dwarf2out.c (dwarf2out_begin_prologue): Update.
11250 * expr.c (expand_assignment): Update.
11251 * dse.c (dse_step0): Update.
11252 (dse_step1): Update.
11253 * c-decl.c (store_parm_decls): Update.
11254 * local-alloc.c (combine_regs): Update.
11255 (find_free_reg): Update.
11256 * function.c (assign_parms_augmented_arg_list): Update.
11257 (assign_parm_find_data_types): Update.
11258 (assign_parms): Update.
11259 (allocate_struct_function): Update.
11260 (expand_function_start): Update.
11261 (expand_function_end): Update.
11262 (get_arg_pointer_save_area): Update.
11263 (thread_prologue_and_epilogue_insns): Update.
11264 (rest_of_match_asm_constraints): Update.
11265 * stor-layout.c (variable_size): Update.
11266 * gcse.c (gcse_main): Update.
11267 (bypass_jumps): Update.
11268 * gimplify.c (gimplify_function_tree): Update.
11269 * calls.c (emit_call_1): Update.
11270 (expand_call): Update.
11271 * bt-load.c (compute_defs_uses_and_gen): Update.
11272 * except.c (sjlj_assign_call_site_values): Update.
11273 (sjlj_emit_function_enter): Update.
11274 (can_throw_external): Update.
11275 (set_nothrow_function_flags): Update.
11276 (expand_builtin_unwind_init): Update.
11277 (expand_eh_return): Update.
11278 (convert_to_eh_region_ranges): Update.
11279 (output_function_exception_table): Update.
11280 * emit-rtl.c (gen_tmp_stack_mem): Update.
11281 * cfgexpand.c (expand_used_vars): Update.
11282 (tree_expand_cfg): Update.
11283 * cfgcleanup.c (rest_of_handle_jump): Update.
11284 * explow.c (allocate_dynamic_stack_space): Update.
11285 * varasm.c (assemble_start_function): Update.
11286 (force_const_mem): Update.
11287 (mark_constant_pool): Update.
11288 * tree-optimize.c (tree_rest_of_compilation): Update.
11289 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
11290 * tree-cfg.c (notice_special_calls): Update.
11291 (is_ctrl_altering_stmt): Update.
11292 (tree_can_make_abnormal_goto): Update.
11293 (tree_purge_dead_abnormal_call_edges): Update.
11294 * config/alpha/predicates.md: Update.
11295 * config/alpha/alpha.c (alpha_sa_mask): Update.
11296 (alpha_sa_size): Update.
11297 (alpha_does_function_need_gp): Update.
11298 (alpha_expand_prologue): Update.
11299 (alpha_start_function): Update.
11300 (alpha_output_function_end_prologue): Update.
11301 (alpha_expand_epilogue): Update.
11302 * config/frv/frv.c (frv_stack_info): Update.
11303 (frv_expand_epilogue): Update.
11304 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
11305 (s390_register_info): Update.
11306 (s390_frame_info): Update.
11307 (s390_init_frame_layout): Update.
11308 (s390_can_eliminate): Update.
11309 (save_gprs): Update.
11310 * config/spu/spu.c (spu_split_immediate): Update.
11311 (need_to_save_reg): Update.
11312 (spu_expand_prologue): Update.
11313 (spu_expand_epilogue): Update.
11314 * config/sparc/sparc.md: Update.
11315 * config/sparc/sparc.c (eligible_for_return_delay): Update.
11316 (sparc_tls_got): Update.
11317 (legitimize_pic_address): Update.
11318 (sparc_emit_call_insn): Update.
11319 (sparc_expand_prologue): Update.
11320 (output_return): Update.
11321 (print_operand): Update.
11322 (sparc_function_ok_for_sibcall): Update.
11323 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
11324 * config/m32r/m32r.md: Update.
11325 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
11326 (m32r_compute_frame_size): Update.
11327 (m32r_expand_prologue): Update.
11328 (m32r_expand_epilogue): Update.
11329 (m32r_legitimize_pic_address): Update.
11330 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
11331 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11332 * config/i386/i386.c (ix86_frame_pointer_required): Update.
11333 (gen_push): Update.
11334 (ix86_save_reg): Update.
11335 (ix86_compute_frame_layout): Update.
11336 (ix86_expand_prologue): Update.
11337 (ix86_expand_epilogue): Update.
11338 * config/sh/sh.c (output_stack_adjust): Update.
11339 (calc_live_regs): Update.
11340 (sh5_schedule_saves): Update.
11341 (sh_expand_prologue): Update.
11342 (sh_expand_epilogue): Update.
11343 (sh_setup_incoming_varargs): Update.
11344 (sh_allocate_initial_value): Update.
11345 (sh_get_pr_initial_val): Update.
11346 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
11347 * config/sh/sh.md (label:): Update.
11348 * config/avr/avr.c (out_movhi_mr_r): Update.
11349 * config/crx/crx.h (enum): Update.
11350 * config/xtensa/xtensa.h (along): Update.
11351 * config/stormy16/stormy16.c Update.
11352 (xstormy16_compute_stack_layout): Update.
11353 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
11354 (fr30_expand_prologue): Update.
11355 * config/cris/cris.c (cris_conditional_register_usage): Update.
11356 (cris_reg_saved_in_regsave_area): Update.
11357 (cris_initial_frame_pointer_offset): Update.
11358 (cris_simple_epilogue): Update.
11359 (cris_expand_prologue): Update.
11360 (cris_expand_epilogue): Update.
11361 (cris_expand_pic_call_address): Update.
11362 (cris_asm_output_symbol_ref): Update.
11363 (cris_asm_output_label_ref): Update.
11364 * config/cris/cris.md Update.
11365 * config/iq2000/iq2000.c (compute_frame_size): Update.
11366 (iq2000_expand_epilogue): Update.
11367 * config/mt/mt.h (save_direction): Update.
11368 * config/mn10300/mn10300.c (mn10300_function_value): Update.
11369 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11370 (ia64_secondary_reload_class): Update.
11371 * config/m68k/m68k.c (m68k_save_reg): Update.
11372 (m68k_expand_prologue): Update.
11373 (m68k_expand_epilogue): Update.
11374 (legitimize_pic_address): Update.
11375 * config/rs6000/rs6000.c (rs6000_got_register): Update.
11376 (first_reg_to_save): Update.
11377 (first_altivec_reg_to_save): Update.
11378 (compute_vrsave_mask): Update.
11379 (compute_save_world_info): Update.
11380 (rs6000_stack_info): Update.
11381 (spe_func_has_64bit_regs_p): Update.
11382 (rs6000_ra_ever_killed): Update.
11383 (rs6000_emit_eh_reg_restore): Update.
11384 (rs6000_emit_allocate_stack): Update.
11385 (rs6000_emit_prologue): Update.
11386 (rs6000_emit_epilogue): Update.
11387 (rs6000_output_function_epilogue): Update.
11388 (output_profile_hook): Update.
11389 (rs6000_elf_declare_function_name): Update.
11390 * config/rs6000/rs6000.h (rs6000_args): Update.
11391 * config/rs6000/rs6000.md: Update.
11392 * config/mcore/mcore.c (mcore_expand_prolog): Update.
11393 * config/arc/arc.c (arc_output_function_epilogue): Update.
11394 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
11395 * config/darwin.c (machopic_function_base_name): Update.
11396 * config/score/score3.c (score3_compute_frame_size): Update.
11399 (score3_epilogue): Update.
11400 * config/score/score7.c (score7_compute_frame_size): Update.
11401 (score7_prologue): Update.
11402 (score7_epilogue): Update.
11403 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
11404 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11405 * config/arm/arm.c (use_return_insn): Update.
11406 (require_pic_register): Update.
11407 (arm_load_pic_register): Update.
11408 (arm_compute_save_reg0_reg12_mask): Update.
11409 (arm_compute_save_reg_mask): Update.
11410 (thumb1_compute_save_reg_mask): Update.
11411 (output_return_instruction): Update.
11412 (arm_output_function_prologue): Update.
11413 (arm_output_epilogue): Update.
11414 (arm_get_frame_offsets): Update.
11415 (arm_expand_prologue): Update.
11416 (thumb_pushpop): Update.
11417 (thumb_exit): Update.
11418 (thumb1_expand_prologue): Update.
11419 (thumb1_expand_epilogue): Update.
11420 (arm_unwind_emit): Update.
11421 (arm_output_fn_unwind): Update.
11422 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
11423 * config/arm/arm.md: Update.
11424 * config/pa/pa.md: Update.
11425 * config/pa/pa.c (legitimize_pic_address): Update.
11426 (compute_frame_size): Update.
11427 (hppa_expand_prologue): Update.
11428 (hppa_expand_epilogue): Update.
11429 (borx_reg_operand): Update.
11430 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
11431 (HARD_REGNO_RENAME_OK): Update.
11432 * config/mips/mips.c (mips_global_pointer): Update.
11433 (mips_save_reg_p): Update.
11434 (mips_compute_frame_info): Update.
11435 (mips_frame_pointer_required): Update.
11436 (mips_expand_prologue): Update.
11437 (mips_expand_epilogue): Update.
11438 (mips_can_use_return_insn): Update.
11439 (mips_reorg_process_insns): Update.
11440 * config/v850/v850.c (compute_register_save_size): Update.
11441 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
11442 * config/mmix/mmix.c (along): Update.
11443 (mmix_expand_epilogue): Update.
11444 * config/bfin/bfin.c (legitimize_pic_address): Update.
11445 (must_save_p): Update.
11446 (stack_frame_needed_p): Update.
11447 (add_to_reg): Update.
11448 (bfin_expand_prologue): Update.
11449 * stmt.c (expand_asm_operands): Update.
11450 * reload1.c (reload): Update.
11451 (init_elim_table): Update.
11453 2008-04-25 Bob Wilson <bob.wilson@acm.org>
11455 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
11457 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
11459 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
11460 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
11461 (mov<mode>): Removed.
11462 (*movv4sf_internal): Likewise.
11463 (*movv2df_internal): Likewise.
11465 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
11467 * config.gcc (crx-*-elf): Remove deprecation.
11469 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
11471 * config/i386/cygming-crtend.c (register_frame_ctor): Register
11472 __gcc_deregister_frame with atexit.
11473 (deregister_frame_dtor): Remove.
11475 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
11476 Nathan Sidwell <nathan@codesourcery.com>
11478 * config/rs6000/rs6000.opt (mspe): Remove Var property.
11480 * config/rs6000/rs6000.h (rs6000_spe): Declare.
11481 (rs6000_isel): Likewise.
11482 * config/rs6000/rs6000.c (rs6000_spe): New variable.
11483 (rs6000_isel): New variable.
11484 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
11486 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11489 * c-common.c (handle_vector_size_attribute): Call
11490 lang_hooks.types.reconstruct_complex_type instead of
11491 reconstruct_complex_type.
11492 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
11493 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
11494 * langhooks.h (struct lang_hooks_for_types): Add
11495 reconstruct_complex_type hook.
11496 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
11497 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
11499 2008-04-24 Richard Guenther <rguenther@suse.de>
11501 * c-common.h (check_builtin_function_arguments): Declare.
11502 * c-common.c (validate_nargs): New function.
11503 (check_builtin_function_arguments): Likewise.
11504 * c-typeck.c (build_function_call): Call
11505 check_builtin_function_arguments.
11506 * builtins.c (fold_builtin_classify): Remove error reporting code.
11507 (fold_builtin_unordered_cmp): Likewise.
11508 (fold_builtin_1): Likewise.
11509 (fold_builtin_n): Likewise.
11511 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11513 PR tree-optimization/36008
11514 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
11515 the original op1, rather than delta by step.
11517 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
11518 Sebastian Pop <sebastian.pop@amd.com>
11520 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
11521 eliminate_local_variables_stmt, eliminate_local_variables,
11522 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
11523 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
11524 of code delimited by two edges in the CFG.
11525 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
11526 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
11527 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
11528 the case of parallelisation of reductions.
11529 (expr_invariant_in_region_p): New.
11531 * tree-flow.h (gather_blocks_in_sese_region): Declared.
11532 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
11534 2008-04-24 Ira Rosen <irar@il.ibm.com>
11535 Richard Guenther <rguenther@suse.de>
11537 PR tree-optimization/36034
11538 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
11539 incapable of dealing with loads with gaps.
11541 2008-04-24 Rafael Espindola <espindola@google.com>
11543 * tree-flow.h (vrp_evaluate_conditional): Change signature.
11544 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11545 vrp_evaluate_conditional.
11546 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
11547 (vrp_evaluate_conditional): Split the cond argument.
11548 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
11549 (simplify_stmt_for_jump_threading): Update call to
11550 vrp_evaluate_conditional.
11552 2008-04-24 Ira Rosen <irar@il.ibm.com>
11554 PR tree-optimization/35982
11555 * tree-vect-analyze.c (vect_check_interleaving): Check that the
11556 interleaved data-refs are of the same type.
11558 2008-04-24 Danny Smith <dannysmith@users.net>
11560 * c-format.c (check_format_info_main): Use strncmp rather than a
11561 magic prefix to handle multichar length specs.
11562 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
11563 Don't prefix "I64" and "I32" with '\0'.
11565 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11568 * config/i386/i386.c (init_cumulative_args): Don't pass anything
11569 in registers for -m32 only if stdarg_p (fntype).
11571 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
11573 PR rtl-optimization/36006
11574 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
11575 temp to op0 in order to avoid invalid rtx sharing.
11577 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11579 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
11580 check TREE_INVARIANT.
11581 * tree-gimple.c (is_gimple_address): New.
11582 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
11583 * tree-gimple.h (is_gimple_address): New.
11584 * tree.h (decl_address_invariant_p): New.
11585 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
11586 (build_string): Likewise.
11587 (decl_address_invariant_p): New, from is_gimple_invariant_address.
11588 (tree_invariant_p_1): Likewise.
11589 (save_expr): Use it.
11590 (tree_invariant_p): New.
11591 (skip_simple_arithmetic): Use it.
11592 (stabilize_reference_1): Use it.
11593 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
11595 (build1_stat): Drop code to compute TREE_INVARIANT.
11596 (build2_stat): Drop code to compute TREE_INVARIANT.
11597 (build3_stat): Drop code to compute TREE_INVARIANT.
11598 (build4_stat): Drop code to compute TREE_INVARIANT.
11599 (build5_stat): Drop code to compute TREE_INVARIANT.
11600 (build7_stat): Drop code to compute TREE_INVARIANT.
11601 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
11602 * tree.h (struct tree_base): Remove invariant_flag.
11603 (TREE_INVARIANT): Remove.
11604 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
11605 (fold_builtin_expect): Check TREE_CONSTANT.
11606 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
11607 * c-tree.h (c_expr_to_decl): Drop third parameter.
11608 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
11609 (build_c_cast): Don't set TREE_INVARIANT.
11610 (pop_init_level): Don't set TREE_INVARIANT.
11611 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
11612 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
11614 (gimplify_init_constructor): Don't set TREE_INVARIANT.
11615 (gimplify_addr_expr): Adjust comment.
11616 * tree-mudflap.c (mf_build_string):
11617 * print-tree.c (print_node): Don't print TREE_INVARIANT.
11618 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
11619 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
11620 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
11621 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
11622 * langhooks.h (struct lang_hooks): Drop third parameter from
11625 2008-04-23 Richard Guenther <rguenther@suse.de>
11627 PR tree-optimization/27799
11628 PR tree-optimization/32921
11629 PR tree-optimization/32624
11630 * tree-ssa-structalias.c (merge_smts_into): Only merge the
11631 SMTs aliases and the tag itself into the solution.
11632 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
11633 merge the points-to solution back into the SMT aliases.
11634 (may_alias_p): Use alias_set_subset_of instead of
11635 aliases_conflict_p. A pointer which points to
11636 memory with alias set zero may access any variable.
11638 2008-04-23 Richard Guenther <rguenther@suse.de>
11640 * alias.c (alias_set_subset_of): Correctly handle asking
11641 if zero is a subset of an alias set with zero child.
11642 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
11643 (compute_flow_insensitive_aliasing): Correctly walk all
11644 pointers. Do not unnecessarily union sets.
11646 2008-04-23 Richard Guenther <rguenther@suse.de>
11648 PR middle-end/36021
11649 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
11651 2008-04-22 Tomas Bily <tbily@suse.cz>
11653 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
11655 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
11657 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11658 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11659 * tree-inline.c (estimate_num_insns_1): Likewise.
11660 * varasm.c (const_hash_1, compare_constant, copy_constant)
11661 (compute_reloc_for_constant, output_addressed_constants): Likewise.
11662 * emit-rtl.c (component_ref_for_mem_expr)
11663 (set_mem_attributes_minus_bitpos): Likewise.
11664 * expr.c (highest_pow2_factor, expand_expr_real_1, )
11665 (is_aligning_offset): Likewise.
11666 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
11667 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11668 * dojump.c (do_jump): Likewise.
11669 * builtins.c (get_pointer_alignment, get_memory_rtx)
11670 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
11671 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
11673 2008-04-23 Jakub Jelinek <jakub@redhat.com>
11675 PR rtl-optimization/36017
11676 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
11677 expanding the library call.
11679 2008-04-22 Ian Lance Taylor <iant@google.com>
11681 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
11682 than size_in_bytes.
11684 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
11686 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
11687 of LR/CTR moves for Power6.
11689 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11691 PR middle-end/36003
11692 * passes.c (init_optimization_passes): Remove
11693 pass_fast_rtl_byte_dce.
11695 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
11698 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
11699 builtin functions to generate faster code.
11700 (_mm_cvtpu16_ps): Ditto.
11701 (_mm_cvtpi32x2_ps): Ditto.
11703 2008-04-22 Nick Clifton <nickc@redhat.com>
11705 * common.opt (ftree-loop-distribution): Add Optimization
11708 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
11709 (frv_expand_builtin_va_start): Likewise.
11711 * config/arm/arm.c (thumb_find_work_register): Fix location of
11712 argument register count.
11714 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11716 Support scheduling for ColdFire V1 and V3 microarchitecture.
11717 Improve scheduling of multiplication instructions.
11719 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
11720 (mac): New instruction attribute.
11721 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
11722 (m68k_sched_mac): New variable.
11723 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
11724 Handle cfv1 and cfv3.
11725 (max_insn_size): New static variable.
11726 (struct _sched_ib): New type.
11727 (sched_ib): New static variable.
11728 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
11729 to fields of 'struct _sched_ib sched_ib'. Update all uses.
11730 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
11732 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
11733 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
11734 new variables. Update.
11735 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
11736 Add modeling of cfv3 instruction buffer. Update.
11737 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
11738 * config/m68k/m68k.h (TUNE_CFV3): New macro.
11739 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
11740 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
11741 a particular reservation applies to.
11742 (type2): Reorganize attribute values. Rename alu to alu_reg,
11743 alu_l to alu, move_l to omove. Join move to alu. Split mul
11744 to mul_l and mul_w.
11745 (cf_ib_*): Simplify description of instruction buffer.
11746 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
11747 (cf_mem): Split into cf_mem1 and cf_mem2.
11748 (cf_v2_move_??): Rename to cfv12_alu_??.
11749 (cf_v2_move_l_??): Rename to cfv12_omove_??.
11750 (cf_v2_mul_??): Remove reservations.
11751 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
11752 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
11753 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
11755 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
11756 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
11757 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
11758 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
11759 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
11760 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
11761 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
11762 expansions of the above reservations for instructions of sizes
11765 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11767 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
11769 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
11771 * coverage.c: Include tree-pass.h.
11772 (coverage_counter_alloc): Print da_file_name to the dump file.
11774 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11776 * sbitmap.c (sbitmap_range_empty_p): New function.
11777 * sbitmap.h (sbitmap_range_empty_p): New function.
11778 * bitmap.h: Now includes obstack.h.
11780 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
11781 Kenneth Zadeck <zadeck@naturalbridge.com>
11783 * dbgcnt.def (ra_byte_scan): Added.
11784 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
11785 when the last hit happens for a counter.
11786 * timevar.def (TV_DF_BYTE_LR): New variable.
11787 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
11788 * passes.c (pass_fast_rtl_byte_dce): New pass.
11789 * fwprop.c (update_df): Added mode to call df_ref_create.
11790 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11791 DF_REF_EXTRACT_OFFSET.
11792 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
11793 DF_BYTE_LR_OUT, df_byte_lr): New macro.
11795 (df_ref_extract): Added mode field.
11796 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
11797 DF_REF_EXTRACT_OFFSET.
11798 (DF_REF_EXTRACT_MODE): New macro.
11799 (df_byte_lr_bb_info): New structure.
11800 (df_print_byte_regset, df_compute_accessed_bytes,
11801 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
11802 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
11803 df_byte_lr_simulate_uses,
11804 df_byte_lr_simulate_artificial_refs_at_top,
11805 df_byte_lr_simulate_artificial_refs_at_end,
11806 df_compute_accessed_bytes): New function.
11807 (df_ref_create): Add parameter.
11808 (df_byte_lr_get_bb_info): New inline function.
11809 * df-scan.c (df_ref_record, df_uses_record,
11810 df_ref_create_structure): Added mode parameter.
11811 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
11812 df_defs_record, df_uses_record, df_get_conditional_uses,
11813 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
11814 df_entry_block_defs_collect, df_exit_block_uses_collect):
11815 Added mode parameter to calls to df_ref_record, df_uses_record,
11816 df_ref_create_structure.
11817 (df_ref_equal_p, df_ref_compare): Added test for modes.
11818 (df_ref_create_structure): Added code to set mode. Renamed
11819 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11820 DF_REF_EXTRACT_OFFSET.
11821 * df-core.c (df_print_byte_regset): New function.
11822 * df-byte-scan.c: New file.
11823 * df-problems.c (df_rd_transfer_function): Removed unnecessary
11824 calls to BITMAP_FREE.
11825 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
11826 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
11827 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
11828 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
11829 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
11830 df_byte_lr_local_compute, df_byte_lr_init,
11831 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
11832 df_byte_lr_transfer_function, df_byte_lr_free,
11833 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
11834 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
11835 df_byte_lr_simulate_uses,
11836 df_byte_lr_simulate_artificial_refs_at_top,
11837 df_byte_lr_simulate_artificial_refs_at_end): New function.
11838 * dce.c (byte_dce_process_block): New function.
11839 (dce_process_block): au is now passed in rather than computed
11840 locally. Changed loops that look at artificial defs to not look
11841 for conditional or partial ones, because there never are any.
11842 (fast_dce): Now is able to drive byte_dce_process_block or
11843 dce_process_block depending on the kind of dce being done.
11844 (rest_of_handle_fast_dce): Add parameter to fast_dce.
11845 (rest_of_handle_fast_byte_dce): New function.
11846 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
11847 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
11849 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
11852 * gcc.h: Added fortran options that take arguments to
11853 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
11856 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
11858 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
11859 scalarization if on the LHS and not a full access.
11861 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11863 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
11865 2008-04-18 Rafael Espindola <espindola@google.com>
11867 * tree-vrp.c (find_case_label_index): Fix the binary search.
11868 (find_case_label_range): New.
11869 (vrp_visit_switch_stmt): Use find_case_label_range.
11870 (simplify_switch_using_ranges): Use find_case_label_range.
11872 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
11874 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
11875 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
11877 2008-04-18 Tom Tromey <tromey@redhat.com>
11880 * doc/cpp.texi (Implementation-defined behavior): Mention
11883 2008-04-18 Ian Lance Taylor <iant@google.com>
11885 * fold-const.c (pointer_may_wrap_p): New static function.
11886 (fold_comparison): Add another test for pointer overflow. Use
11887 pointer_may_wrap_p to disable some false positives.
11889 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
11891 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
11892 (fname_as_string): Match updated cpp_interpret_string prototype.
11893 (fix_string_type): Support char16_t* and char32_t*.
11894 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
11895 derivative) nodes. Register as builtin if C++0x.
11896 (c_parse_error): Support CPP_CHAR{16,32}.
11897 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
11898 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
11899 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
11900 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
11901 CTI_CHAR32_ARRAY_TYPE>: New elements.
11902 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
11903 char32_type_node, signed_char32_type_node, char16_array_type_node,
11904 char32_array_type_node): New defines.
11905 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
11906 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
11907 (lex_string): Support CPP_STRING{16,32}, match updated
11908 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
11909 (lex_charconst): Support CPP_CHAR{16,32}.
11910 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
11911 and CPP_STRING{16,32}.
11913 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
11916 * aclocal.m4: Regenerate.
11917 * configure: Regenerate.
11919 2008-04-18 Jan Hubicka <jh@suse.cz>
11921 * except.c (dw2_size_of_call_site_table,
11922 sjlj_size_of_call_site_table): Use vector API for call_site_record.
11924 * cgraphbuild.c (build_cgraph_edges): Update.
11925 * tree-pass.h: Update comment.
11926 * final.c (leaf_function_p): Update.
11927 (leaf_renumber_regs): Update.
11928 (rest_of_clean_state): Update.
11929 * omp-low.c (expand_omp_parallel): Update.
11930 * ipa-reference.c (analyze_function): Update.
11931 * reorg.c (find_end_label): Update.
11932 (optimize_skip): Update.
11933 (fill_simple_delay_slots): Update.
11934 (fill_simple_delay_slots): Update.
11935 (make_return_insns): Update.
11936 (dbr_schedule): Update.
11937 * gimple-low.c (record_vars_into): Update.
11938 * cfgbuild.c (make_edges): Update.
11939 * function.c (assign_stack_local): Update.
11940 (assign_parm_adjust_stack_rtl): Update.
11941 (locate_and_pad_parm): Update.
11942 (allocate_struct_function): Do not initialize stack_alignment_needed
11943 and preferred_stack_boundary here.
11944 (stack_protect_prologue): Update.
11945 (stack_protect_epilogue): Update.
11946 (expand_function_start): Initialize stack_alignment_needed,
11947 preferred_stack_boundary and max_jumptable_ents.
11948 (expand_function_end): Update.
11949 (free_after_compilation): Do not NULLify epilogue_delay_list.
11950 * function.h (struct rtl_data): Add stack_protect_guard,
11951 stack_alignment_needed,
11952 preferred_stack_boundary, epilogue_delay_list.
11953 (struct function): Remove value_histograms, stack_alignment_needed,
11954 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
11956 unexpanded_var_list, stack_protect_guard.
11957 (current_function_epilogue_delay_list): Remove.
11958 * ipa-type-escape.c (analyze_function): Update.
11959 * gimplify.c (pop_gimplify_context): Update comment.
11960 * calls.c (expand_call): Update.
11961 (emit_library_call_value_1): Update.
11962 * except.c (set_nothrow_function_flags): Update.
11963 * cfgexpand.c (get_decl_align_unit): Update.
11964 (create_stack_guard): Update.
11965 (estimated_stack_frame_size): Update.
11966 (expand_used_vars): Update.
11967 (tree_expand_cfg): Free histogram earliers, init expansion variables.
11968 * explow.c (allocate_dynamic_stack_space): Update.
11969 * tree-ssa-live.c (remove_unused_locals): Update.
11970 * varasm.c (mark_constant_pool): Update.
11971 * tree-inline.c (remap_decls): Update.
11972 (initialize_cfun): Update.
11973 (declare_return_variable): Update.
11974 (inline_forbidden_p): Update.
11975 (expand_call_inline): Update.
11976 (declare_inline_vars): Update.
11977 (tree_function_versioning): Update.
11978 * tree-flow.h (value_histograms): New.
11979 (VALUE_HISTOGRAMS): New macro.
11980 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
11982 * tree-cfg.c (set_bb_for_stmt): Update.
11983 (replace_by_duplicate_decl): Update.
11984 (move_block_to_fn): Update.
11985 (new_label_mapper): Update.
11986 (dump_function_to_file): Update.
11987 * ipa-struct-reorg.c (build_data_structure): Update.
11988 * cfgrtl.c (print_rtl_with_bb): Update.
11989 * reload1.c (reload): Update.
11991 * config/i386/i386.c (setup_incoming_varargs_64,
11992 ix86_compute_frame_layout): Update.
11993 * config/arc/arc.c (arc_output_function_epilogue): Update.
11995 2008-04-18 Marius Strobl <marius@FreeBSD.org>
11997 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
11998 for FreeBSD as well.
11999 * gthr-posix95.h: Likewise.
12001 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
12003 PR rtl-optimization/35838
12004 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
12005 out the byte offset of the first subreg.
12007 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
12009 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
12010 to split_ti instead of three separate calls with single member arrays.
12011 (subti3 splitter): Ditto.
12012 (adddi3 splitter): Ditto with split_di.
12013 (subdi3 splitter): Ditto.
12014 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
12015 two separate calls with single member arrays. Swap match_dup
12016 operands 1 and 2 to better fit into the array.
12017 (negdi2 splitter): Ditto with split_di.
12018 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
12019 two separate calls with single member arrays. Swap match_dup operands
12020 6 and 7 to better fit into the array.
12022 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
12024 * config/i386/i386.c (sse_builtin_type): New.
12025 (bdesc_sse_args): Likewise.
12026 (bdesc_sse_3arg): Removed.
12027 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12028 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
12029 IX86_BUILTIN_ROUNDPS.
12030 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
12031 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
12032 IX86_BUILTIN_ROUNDPS.
12033 (ix86_expand_sse_4_operands_builtin): Removed.
12034 (ix86_expand_sse_operands_builtin): New.
12035 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
12036 and CODE_FOR_sse4_1_roundps.
12037 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12038 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
12040 2008-04-17 Alan Modra <amodra@bigpond.net.au>
12043 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
12044 regs before frame pop when needed. If use_backchain_to_restore_sp
12045 then load backchain into a temp reg to restore vr and vrsave. Add
12046 code to restore vr after frame pop if possible.
12048 2008-04-17 Richard Guenther <rguenther@suse.de>
12050 * tree-vn.c (expressions_equal_p): Do not check type
12051 equality or compatibility before calling operand_equal_p.
12052 * fold-const.c (operand_equal_p): Check equivalence of
12053 integer constants before bailing out due to signedness or
12054 precision differences.
12055 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
12056 spurious differences in type qualification. Ignore types
12057 for COMPONENT_REFs at all.
12059 2008-04-17 Christian Bruel <christian.bruel@st.com>
12061 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
12062 msw_skip comparison.
12064 2008-04-16 Jakub Jelinek <jakub@redhat.com>
12067 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
12070 PR tree-optimization/35899
12071 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
12072 rather than TREE_OPERAND.
12074 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
12077 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
12078 temporary registers. Change operand predicate to general_operand.
12079 (remainderxf3): Ditto.
12081 2008-04-16 Richard Guenther <rguenther@suse.de>
12083 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
12084 * tree-affine.c (aff_combination_expand): Look through some
12087 2008-04-15 Doug Kwan <dougkwan@google.com>
12089 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
12091 * tree-pretty-print.c (dump_generic_node): Ditto.
12092 * final.c (output_addr_const): Ditto.
12093 * dwarf2out.c (output_cfi): Ditto.
12094 * c-pretty-print.c (pp_c_integer_constant): Ditto.
12095 * print-rtl.c (print_rtx): Ditto.
12096 * print-tree.c (print_node_brief, print_node): Ditto.
12097 * c-common.c (match_case_to_enum_1): Ditto.
12098 * sched-vis.c (print_value): Ditto.
12099 * config/i386/i386.c (print_operand): Cast to long unsigned int
12102 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
12103 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
12104 MS Windows VirtualProtect function.
12106 2008-04-15 Jan Hubicka <jh@suse.cz>
12108 * gengtype.c (write_root): Param_is argument is OK.
12109 * expr.c (expand_expr_real_1): Update call of get_exception_*.
12110 * function.h: Include varray.h
12111 (rtl_eh): New stucture based on except.c one.
12112 (call_site_record): New forward declaration and vector type.
12113 * calls.c (emit_call_1): Do not call
12114 note_current_region_may_contain_throw.
12115 * except.c (eh_status): Remove cur_region, try_region since they are
12117 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
12118 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
12119 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
12120 Remove call_site_data_used, call_site_data_size.
12121 Turn call_site_record into vector in function.h.
12122 (note_current_region_may_contain_throw): Remove.
12123 (get_exception_pointer, get_exception_filter): Do not take struct
12124 function argument; update.
12125 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
12126 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
12127 build_post_landing_pads, dw2_build_landing_pads,
12128 sjlj_assign_call_site_values, sjlj_mark_call_sites,
12129 sjlj_emit_function_enter, sjlj_emit_function_enter,
12130 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
12131 sjlj_build_landing_pads, finish_eh_generation,
12132 remove_exception_handler_label, remove_eh_handler,
12133 maybe_remove_eh_handler, add_reachable_handler,
12134 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
12135 add_action_record, collect_one_action_chain, add_call_site,
12136 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
12137 sjlj_output_call_site_table, output_function_exception_table,
12138 * except.h (note_current_region_may_contain_throw): Remove
12139 (get_exception_pointer, get_exception_filter): Do not take struct
12141 * Makefile.in (GTFILES): Put varargs before struct function.
12143 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12145 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
12146 punt for STRING_CST.
12147 (get_constraint_for): Deal with STRING_CST here instead.
12149 2008-04-15 Richard Guenther <rguenther@suse.de>
12151 * tree-ssa-propagate.c (substitute_and_fold): Substitute
12152 statements in a basic-block with a backward walk. Do not
12153 substitute into dead statements but instead remove those.
12155 2008-04-15 Richard Guenther <rguenther@suse.de>
12157 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
12158 to zero, thus disable creation of SFTs.
12160 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12162 * tree-predcom.c (suitable_reference_p): Return false if the
12163 reference can throw.
12165 2008-04-15 Jakub Jelinek <jakub@redhat.com>
12168 * c-decl.c (finish_decl): If extern or static var has variable
12169 size, set TREE_TYPE (decl) to error_mark_node.
12171 2008-04-15 Rafael Espindola <espindola@google.com>
12173 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
12176 2008-04-15 Richard Guenther <rguenther@suse.de>
12178 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12179 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
12180 (visit_reference_op_load): Do walk vuse-vdef chains on
12181 vn_reference_lookup.
12182 (visit_reference_op_store): But do not here.
12183 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
12184 vn_reference_lookup.
12185 (vn_lookup_with_vuses): But do so here.
12187 2008-04-14 Ian Lance Taylor <iant@google.com>
12189 * fold-const.c (fold_overflow_warning): Remove assertion.
12191 2008-04-15 Ben Elliston <bje@au.ibm.com>
12193 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
12194 temp1 local variables.
12196 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
12199 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
12200 ".text.unlikely" section as executable.
12202 2008-04-14 James E. Wilson <wilson@tuliptree.org>
12204 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12205 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
12206 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
12207 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
12208 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
12209 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
12210 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
12212 2008-04-14 Ian Lance Taylor <iant@google.com>
12214 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
12215 * fold-const.c (fold_comparison): If appropriate, test
12216 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
12217 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
12218 reassociating a pointer type.
12219 * doc/invoke.texi (Optimize Options): Document that
12220 -fstrict-overflow applies to pointer wraparound.
12222 2008-04-13 Jan Hubicka <jh@suse.cz>
12224 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
12226 2008-04-12 Andrew Pinski <pinskia@gmail.com>
12228 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
12229 we are going to "save the world".
12231 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
12233 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
12234 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
12235 operand 0 constraint, not "=".
12237 2008-04-11 James E. Wilson <wilson@tuliptree.org>
12239 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
12241 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12243 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
12244 of size of positions_needed * CHAR_BIT.
12246 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12248 PR middle-end/35897
12249 * dse.c (store_info): Change positions_needed to unsigned
12251 (lowpart_bitmask): New.
12252 (record_store): Cast to unsigned HOST_WIDE_INT for
12253 positions_needed. Assert width <= size of positions_needed *
12254 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
12255 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
12256 lowpart_bitmask to set mask.
12258 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12260 * config/bfin/constraints.md: New file.
12261 * config/bfin/bfin.md: Include it.
12262 (adddi3): Use satisfies_constraint functions instead of the old macros.
12263 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
12264 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
12265 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
12266 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
12267 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
12268 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
12269 EXTRA_CONSTRAINT): Delete.
12270 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
12271 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
12273 * config/bfin/bfin.c: Include "tm-constrs.h".
12274 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
12275 Use satisfies_constraint functions instead of the old macros.
12276 * doc/md.texi (Blackfin Constraints): Update file name reference.
12278 2008-04-11 Richard Guenther <rguenther@suse.de>
12280 PR tree-optimization/35869
12281 * tree-vrp.c (execute_vrp): Move switch statement update after
12282 jump threading. Schedule another cfg cleanup run.
12284 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
12287 * attribs.c (decl_attributes): Return early on errorneous node.
12289 2008-04-10 Oleg Ryjkov <olegr@google.com>
12291 * tree.h (struct tree_base): Added a new flag default_def_flag.
12292 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
12294 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
12296 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
12298 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12301 * pa.md: Define mode iterator P. Define mode attribute dwc.
12302 (dcacheflush): Update pattern to use iterator P and attribute dwc.
12303 (icacheflush): Likewise.
12304 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
12305 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
12307 2008-04-11 Ben Elliston <bje@au.ibm.com>
12309 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
12311 2008-04-10 Rafael Espindola <espindola@google.com>
12313 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
12314 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
12315 (extract_range_from_expr): The same.
12317 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12319 * config/mips/mips.md (GPR2): New mode iterator.
12320 (seq): Add comment.
12321 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
12322 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
12323 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
12324 Rewrite these to take two modes, the mode of comparison and the
12325 mode of the destination.
12326 * config/mips/mips.c (mips_expand_scc): Instead of having
12327 paradoxical subreg as destination, expand "narrowing" scc if mode
12328 of comparison is SI and target is requested in DI mode.
12329 (mips_emit_int_order_test): Update comment. Make mode of
12330 comparison match CMP0 rather than TARGET. When creating inverse
12331 target use mode of TARGET.
12333 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12335 * gcov-dump.c (tag_summary): Only print summaries for the first
12336 GCOV_COUNTERS_SUMMABLE counters.
12338 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
12340 * config/i386/i386.md (absneg): New code iterator.
12341 (absnegprefix): New code attribute.
12342 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
12343 patterns using absneg code iterator.
12344 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
12345 using absneg code iterator.
12346 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
12347 *neg<mode>2 patterns using absneg code iterator.
12348 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12349 *negextendsfdf2 patterns using absneg code iterator.
12350 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
12351 *negextendsfxf2 patterns using absneg code iterator.
12352 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12353 *negextendsfdf2 patterns using absneg code iterator.
12354 * config/i386/sse.md (<code><mode>2): Macroize expander from
12355 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
12357 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
12359 * config/s390/s390.h: Remove the remains of the recent search
12360 & replace action of current_function_outgoing_args_size.
12362 2008-04-10 Ira Rosen <irar@il.ibm.com>
12364 PR tree-optimization/35821
12365 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
12366 NEW_STMT_LIST is not NULL.
12368 2008-04-09 David Edelsohn <edelsohn@gnu.org>
12371 * toplev.c (process_options): Remove -ffunction-sections debugging
12374 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
12376 PR middle-end/PR28690
12377 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
12378 than gen_rtx_fmt_ee to perform more canonicalizations.
12380 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12383 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
12385 2008-04-09 Richard Guenther <rguenther@suse.de>
12387 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
12388 (dump_function_to_file): Dump function arguments with types.
12390 2008-04-08 Richard Guenther <rguenther@suse.de>
12392 * fold-const.c (fold_widened_comparison): Do not allow
12393 sign-changes that change the result.
12395 2008-04-08 Janis Johnson <janis187@us.ibm.com>
12398 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
12399 kinds of indirect references.
12401 2008-04-08 David Edelsohn <edelsohn@gnu.org>
12403 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
12404 GNU Fortran language string.
12406 2008-04-08 Rafael Espindola <espindola@google.com>
12408 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
12409 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
12410 * tree.h (tree_call_nonnegative_warnv_p): New.
12412 2008-04-08 Jan Hubicka <jh@suse.cz>
12414 * function.c (free_after_compilation): Clear out regno_reg_rtx
12417 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
12420 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12422 PR middle-end/PR28690
12423 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
12424 same precedence as REG_POINTER and MEM_POINTER operands.
12426 2008-04-08 Richard Guenther <rguenther@suse.de>
12428 PR middle-end/35834
12429 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
12430 for adding index to base.
12432 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
12434 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
12435 (MINGW_ENABLE_EXECUTE_STACK): New.
12436 (IN_LIBGCC2): For libgcc include windows.h file for
12437 function declarations.
12439 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
12441 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
12442 and tem2 if tem1 is not a REG or MULT.
12444 2008-04-08 Jan Hubicka <jh@suse.cz>
12446 * function.h (incomming_args): Break out of struct function.
12447 (function_subsections): Break out of struct function.
12448 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
12449 return_rtx and hard_reg_initial_vals from struct function.
12450 Kill inl_max_label_num.
12451 (current_function_pops_args, current_function_args_info,
12452 current_function_args_size, current_function_args_size,
12453 current_function_pretend_args_size,
12454 current_function_outgoing_args_size,
12455 current_function_internal_arg_pointer, current_function_return_rtx):
12456 Kill compatibility accestor macros.
12457 * builtins.c (expand_builtin_apply_args_1): Update.
12458 (expand_builtin_next_arg): Update.
12459 * df-scan.c (df_get_call_refs): Update.
12460 * dbxout.c (dbxout_function_end): Update.
12461 * dwarf2out.c (dwarf2out_switch_text_section): Update.
12462 (output_line_info): Update.
12463 (secname_for_decl): Update.
12464 (dwarf2out_var_location): Update.
12465 * function.c (free_after_compilation): Update.
12466 (assign_parm_find_stack_rtl): Update.
12467 (assign_parms): Update.
12468 (expand_dummy_function_end): Update.
12469 (expand_function_end): Update.
12470 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
12471 (expand_call): Update.
12472 (emit_library_call_value_1): Update.
12473 (store_one_arg): Update.
12474 * varasm.c (initialize_cold_section_name): Update.
12475 (unlikely_text_section): Update.
12476 (unlikely_text_section_p): Update.
12477 (assemble_start_function): Update.
12478 (assemble_end_function): Update.
12479 (default_section_type_flags): Update.
12480 (switch_to_section): Update.
12481 * integrate.c (set_decl_abstract_flags): Update.
12482 (get_hard_reg_initial_val): Update.
12483 (has_hard_reg_initial_val): Update.
12484 (allocate_initial_values): Update.
12485 * resource.c (init_resource_info): Update.
12486 * config/alpha/alpha.c (NUM_ARGS): Update.
12487 (direct_return): Update.
12488 (alpha_va_start): Update.
12489 (alpha_sa_size): Update.
12490 (alpha_initial_elimination_offset): Update.
12491 (alpha_expand_prologue): Update.
12492 (alpha_start_function): Update.
12493 (alpha_expand_epilogue): Update.
12494 (unicosmk_initial_elimination_offset):
12495 * config/alpha/alpha.md (call expander): Update.
12496 * config/s390/s390.c (s390_register_info): Update.
12497 (s390_register_info): Update.
12498 (s390_frame_info): Update.
12499 (s390_initial_elimination_offset): Update.
12500 (s390_build_builtin_va_list): Update.
12501 (s390_va_start): Update.
12502 * config/spu/spu.c (direct_return): Update.
12503 (spu_expand_prologue): Update.
12504 (spu_initial_elimination_offset): Update.
12505 (spu_build_builtin_va_list): Update.
12506 (spu_va_start): Update.
12507 * config/sparc/sparc.c (sparc_init_modes): Update.
12508 (sparc_compute_frame_size): Update.
12509 (function_value): Update.
12510 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
12511 * config/i386/i386.md (return expander): Update.
12512 * config/i386/i386.c (ix86_va_start): Update.
12513 (ix86_can_use_return_insn_p): Update.
12514 (ix86_compute_frame_layout): Update.
12515 (ix86_expand_epilogue): Update.
12516 * config/sh/sh.c (output_stack_adjust): Update.
12517 (calc_live_regs): Update.
12518 (sh_expand_prologue): Update.
12519 (sh_builtin_saveregs): Update.
12520 (sh_va_start): Update.
12521 (initial_elimination_offset): Update.
12522 (sh_allocate_initial_value): Update.
12523 (sh_function_ok_for_sibcall): Update.
12524 (sh_get_pr_initial_val): Update.
12525 * config/sh/sh.md (return expander): Update.
12526 * config/avr/avr.c (frame_pointer_required_p): UPdate.
12527 * config/crx/crx.c (crx_compute_frame): UPdate.
12528 (crx_initial_elimination_offset): UPdate.
12529 * config/xtensa/xtensa.c (compute_frame_size): Update
12530 (xtensa_builtin_saveregs): Update.
12531 (xtensa_va_start): Update.
12532 (order_regs_for_local_alloc): Update.
12533 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
12534 (xstormy16_expand_builtin_va_start): Update.
12535 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
12536 * config/m68hc11/m68hc11.md (return expanders): Update.
12537 * config/m68hc11/m68hc11.c (expand_prologue): Update.
12538 (expand_epilogue): Update.
12539 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
12540 (cris_simple_epilogue): Update.
12541 (cris_expand_prologue): Update.
12542 (cris_expand_epilogue): Update.
12543 * config/iq2000/iq2000.c (iq2000_va_start): Update.
12544 (compute_frame_size): Update.
12545 * config/mt/mt.c (mt_compute_frame_size): Update.
12546 * config/mn10300/mn10300.c (expand_prologue): Update.
12547 (expand_epilogue): Update.
12548 (initial_offset): Update.
12549 (mn10300_builtin_saveregs):
12550 * config/mn10300/mn10300.md (return expander): Update.
12551 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
12552 (ia64_initial_elimination_offset): Update.
12553 (ia64_initial_elimination_offset): Update.
12554 (ia64_expand_prologue): Update.
12555 * config/m68k/m68k.md (return expander): Update.
12556 * config/rs6000/rs6000.c (rs6000_va_start): Update.
12557 (rs6000_stack_info): Update.
12558 * config/mcore/mcore.c (layout_mcore_frame): Update.
12559 (mcore_expand_prolog): Update.
12560 * config/arc/arc.c (arc_compute_frame_size): Update.
12561 * config/score/score3.c (score3_compute_frame_size): Update.
12562 * config/score/score7.c (score7_compute_frame_size): Update.
12563 * config/arm/arm.c (use_return_insn): Update.
12564 (thumb_find_work_register): Update.
12565 (arm_compute_save_reg_mask): Update.
12566 (arm_output_function_prologue): Update.
12567 (arm_output_epilogue): Update.
12568 (arm_size_return_regs): Update.
12569 (arm_get_frame_offsets): Update.
12570 (arm_expand_prologue): Update.
12571 (thumb_exit): Update.
12572 (thumb_unexpanded_epilogue): Update.
12573 (thumb1_output_function_prologue): Update.
12574 * config/pa/pa.md (return expander): Update.
12575 * config/pa/pa.c (compute_frame_size): Update.
12576 (hppa_builtin_saveregs): Update.
12577 * config/mips/mips.c (mips_va_start): Update.
12578 (mips16_build_function_stub): Update.
12579 (mips_compute_frame_info): Update.
12580 (mips_restore_gp): Update.
12581 (mips_output_function_prologue): Update.
12582 (mips_expand_prologue): Update.
12583 * config/v850/v850.c (compute_frame_size): Update.
12584 (expand_prologue): * config/mmix/mmix.c (along): update.
12585 (mmix_initial_elimination_offset): update.
12586 (mmix_reorg): update.
12587 (mmix_use_simple_return): update.
12588 (mmix_expand_prologue): update.
12589 (mmix_expand_epilogue): Update.
12590 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
12591 (emit_link_insn): Update.
12593 2008-04-08 Anatoly Sokolov <aesok@post.ru>
12595 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
12596 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
12598 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
12601 2008-04-07 Jan Hubicka <jh@suse.cz>
12603 * function.h (rtl): Rename to x_rtl.
12604 (crtl): New define.
12605 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12606 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12607 used_temp_slots avail_temp_slots, temp_slot_level,
12608 nonlocal_goto_handler_labels): Update accesstors.
12609 (rtl): New global variable.
12610 (struct function): Move some fileds to rtl_data.
12611 (get_arg_pointer_save_area): Update prototype.
12612 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12613 get_arg_pointer_save_area.
12614 * expr.c (init_expr): Update
12615 * function.c (get_frame_size): Update
12616 (assign_stack_local): Update
12617 (expand_function_end): Update.
12618 (get_art_pointer_save_area): Update
12620 * emit-rtl.c (rtl): Declare.
12621 (regno_reg_rtx): Declare.
12622 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12624 (gen_reg_rtx): Update.
12625 * varasm.c (n_deferred_constatns): Update accestor.
12626 (init_varasm_status): Do not allocate varasm_status.
12627 (force_const_mem, get_pool_size, output_constant_pool): Update.
12628 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12629 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12630 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
12631 * sparc/sparc.h (INIT_EXPANDERS): Update.
12632 * ia64/ia64.h (INIT_EXPANDERS): Update.
12634 2008-04-07 James E. Wilson <wilson@tuliptree.org>
12636 * reload.c (push_secondary_reload): Add missing break to for loop.
12638 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12640 PR middle-end/PR28690
12641 * rtlanal.c: Update copyright years.
12642 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
12643 as REG_POINTER and MEM_POINTER operands.
12644 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
12645 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
12646 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
12647 * gcse.c: Update copyright years.
12648 (pre_delete): Call gen_reg_rtx_and_attrs.
12649 (hoist_code): Likewise.
12650 (build_store_vectors): Likewise.
12651 (delete_store): Likewise.
12652 * loop-invariant.c (move_invariant_reg): Likewise.
12653 Update copyright years.
12655 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
12657 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
12658 control string instead of quoted.
12660 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12662 * doc/rtl.texi: Rewrite of subreg section.
12664 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
12667 * config/i386/i386.c (legitimize_pic_address): Add treating
12668 of dllimport SYM_REF's.
12669 (legitimize_dllimport_symbol): Add prototype.
12671 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12673 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
12674 reference in constructor with non self-referential type.
12676 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12678 Removal of Return with Depressed Stack Pointer support
12679 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
12680 (ECF_SP_DEPRESSED): Likewise.
12681 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
12682 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
12683 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12684 (expand_call): Do not test ECF_SP_DEPRESSED.
12685 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12686 * function.c (keep_stack_depressed): Delete.
12687 (handle_epilogue_set): Likewise.
12688 (update_epilogue_consts): Likewise.
12689 (emit_equiv_load): Likewise.
12690 (thread_prologue_and_epilogue_insns): Remove support for Return with
12691 Depressed Stack Pointer.
12692 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12694 2008-04-06 Richard Guenther <rguenther@suse.de>
12696 PR tree-optimization/35400
12697 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
12698 information from SSA_NAMEs.
12700 2008-04-06 Anatoly Sokolov <aesok@post.ru>
12702 * config/avr/avr.h (avr_mega_p): Remove declaration.
12703 (AVR_MEGA): Remove macro.
12704 * config/avr/avr.c (avr_mega_p): Remove variable.
12705 (avr_override_options): Remove inicializion of avr_mega_p.
12706 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12707 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12708 (avr_jump_mode): (Ditto.).
12709 (avr_output_progmem_section_asm_op): (Ditto.).
12710 (avr_asm_init_sections): (Ditto.).
12711 (avr_asm_init_sections): (Ditto.).
12712 (avr_rtx_costs): (Ditto.).
12713 * config/avr/avr.md: (Ditto.).
12714 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
12717 2008-04-06 Richard Guenther <rguenther@suse.de>
12719 PR tree-optimization/35842
12720 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
12721 is_gimple_invariant_address.
12723 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12725 * gcc.c (default_compilers): Sync Fortran extensions list with
12726 that in fortran/lang-specs.h.
12727 * doc/invoke.texi: Likewise.
12728 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
12729 * dwarf2out.c (gen_compile_unit_die): Likewise.
12731 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
12733 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
12735 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
12738 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
12739 attribute is used for nested functions.
12741 2008-04-05 Jan Hubicka <jh@suse.cz>
12743 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
12745 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
12747 (dump_files): Update.
12748 (enable_rtl_dump_file): Do not accept letter argument.
12749 * tree-pass.h (dump_file_info): Remove letter argument.
12750 * toplev.c (decode_d_option): Update -da handling.
12751 * toplev.h (enable_rtl_dump_file): Update prototype.
12752 * passes.c (register_one_dump_file): Do not accept IPA argument; work
12753 it out based on pass type.
12754 (register_dump_files_1): Likewise.
12755 (init_optimization_passes): Update register_one_dump_file calls.
12756 (execute_one_pass): Sanity check that IPA passes are called at IPA
12757 level and RTL passes at RTL level.
12758 (execute_pass_list): IPA pass can not be after or subpass of
12760 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
12761 disallov RTL subpasses of IPA subpasses.
12763 2008-04-05 Ben Elliston <bje@au.ibm.com>
12765 * tree-cfg.c (need_fake_edge_p): Return false for calls to
12766 builtins that return exactly once and do not throw. Cache call to
12769 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
12771 PR rtl-optimization/34916
12772 PR middle-end/35519
12773 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
12774 between instruction pairs.
12776 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
12778 * doc/invoke.texi: Document -mbitops for SH.
12779 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
12780 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
12781 * config/sh/sh.c (print_operand): Add %t operand code.
12782 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
12783 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
12784 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
12785 (extendqihi2): Likewise.
12786 (movqi_i): Likewise.
12787 (insv): Use bset, bclr and bst instructions for SH2A if possible.
12788 (extv): Use bld instruction for SH2A if possible.
12790 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
12791 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
12792 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
12793 (bset.b, bclr.b): Define peepholes.
12794 * config/sh/sh.opt (mbitops): New option.
12796 2008-04-04 Janis Johnson <janis187@us.ibm.com>
12799 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
12800 and view convert expression.
12802 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12805 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12807 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
12809 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
12811 * config/i386/cpuid.h (bit_AES): New.
12812 (bit_PCLMUL): Likewise.
12814 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
12815 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
12816 SSE2 if AES or PCLMUL is enabled.
12817 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
12818 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12819 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
12820 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
12821 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
12822 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
12823 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12824 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
12825 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
12826 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
12827 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
12828 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
12829 __builtin_ia32_aeskeygenassist128 and
12830 __builtin_ia32_pclmulqdq128.
12831 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
12832 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
12833 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
12835 * config/i386/i386.h (TARGET_AES): New.
12836 (TARGET_PCLMUL): Likewise.
12837 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
12839 * config/i386/i386.md (UNSPEC_AESENC): New.
12840 (UNSPEC_AESENCLAST): Likewise.
12841 (UNSPEC_AESDEC): Likewise.
12842 (UNSPEC_AESDECLAST): Likewise.
12843 (UNSPEC_AESIMC): Likewise.
12844 (UNSPEC_AESKEYGENASSIST): Likewise.
12845 (UNSPEC_PCLMUL): Likewise.
12847 * config/i386/i386.opt (maes): New.
12848 (mpclmul): Likewise.
12850 * config/i386/sse.md (aesenc): New pattern.
12851 (aesenclast): Likewise.
12852 (aesdec): Likewise.
12853 (aesdeclast): Likewise.
12854 (aesimc): Likewise.
12855 (aeskeygenassist): Likewise.
12856 (pclmulqdq): Likewise.
12858 * config/i386/wmmintrin.h: New.
12860 * doc/extend.texi: Document AES and PCLMUL built-in function.
12862 * doc/invoke.texi: Document -maes and -mpclmul.
12864 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
12866 * function.c (free_after_parsing): Replace with
12867 cxx_push_function_context from C++ front-end.
12868 (allocate_struct_function): Don't call langhook.
12869 * langhooks.h (struct lang_hooks_for_functions): Delete.
12870 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
12872 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
12873 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
12874 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
12875 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
12876 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
12877 remove LANG_HOOKS_FUNCTION_INITIALIZER.
12878 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
12880 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
12881 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
12883 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12886 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
12889 2008-04-04 Richard Guenther <rguenther@suse.de>
12891 PR middle-end/35823
12892 * fold-const.c (optimize_minmax_comparison): Use the correct
12893 type for the constant in the simplified comparison.
12895 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
12897 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
12898 Pass L2 size as "--param l2-cache-size" to the compiler.
12899 (decode_l2_cache): New function to decode L2 cache parameters using
12900 0x8000006 extended cpuid function.
12901 (detect_caches_amd): Determine parameters of L2 cache using
12902 decode_l2_caches function.
12903 (decode_caches_intel): Decode L2 cache parameters.
12904 (detect_caches_intel): Determine L2 cache parameters using
12905 decode_caches_intel and decode_l2_caches functions.
12907 2008-04-03 Bob Wilson <bob.wilson@acm.org>
12909 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
12910 secondary input reload for subword loads from the constant pool.
12912 2008-04-03 Janis Johnson <janis187@us.ibm.com>
12915 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
12916 constants of the appropriate size for runtime calculations.
12919 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
12920 decimal-float literal constant zero.
12922 2008-04-03 Jakub Jelinek <jakub@redhat.com>
12925 * c-parser.c (c_parser_omp_atomic): Call
12926 default_function_array_conversion on the RHS.
12928 PR middle-end/35818
12929 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
12930 call is_variable_sized if decl has incomplete type.
12932 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
12934 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
12936 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
12938 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
12940 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
12941 (sgt<u>): Merge sgt and sgtu into new expander.
12942 (sgt, sgtu): Remove expanders.
12943 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
12944 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
12945 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
12946 *sgtu_<mode>_mips16 into new pattern.
12947 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
12948 (sge<u>): Merge sge and sgeu into new expander.
12949 (sge, sgeu): Remove expanders.
12950 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
12952 (*sge_<mode>, second *sge_<mode>): Remove patterns.
12953 (slt<u>): Merge slt and sltu into new expander.
12954 (slt, sltu): Remove expanders.
12955 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
12956 (*slt_<mode>, *sltu_<mode>): Remove patterns.
12957 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
12958 *sltu_<mode>_mips16 into new pattern.
12959 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
12960 (sle<u>): Merge sle and sleu into new expander.
12961 (sle, sleu): Remove expanders.
12962 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
12963 (*sle_<mode>, *sleu_<mode>): Remove patterns.
12964 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
12965 *sleu_<mode>_mips16 into new pattern.
12966 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
12968 2008-04-03 Jan Hubicka <jh@suse.cz>
12970 PR tree-optimization/35795
12971 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
12972 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12973 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12974 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12975 * score/score3.c (score3_output_mi_thunk): Likewise.
12976 * score/score7.c (score7_output_mi_thunk): Likewise.
12977 * mips/mips.c (mips_output_mi_thunk): Likewise.
12979 2008-04-03 Richard Guenther <rguenther@suse.de>
12981 * tree-vrp.c (extract_range_from_unary_expr): Handle all
12982 conversions. Simplify code.
12984 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
12986 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
12988 2008-04-03 Tom Tromey <tromey@redhat.com>
12989 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12991 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
12992 * config/bfin/t-bfin-linux (generated_files): Add
12993 linux-sysroot-suffix.h.
12994 * doc/install.texi (Prerequisites): Require make 3.80.
12995 * doc/sourcebuild.texi (Front End Directory): Document new
12997 * Makefile.in (generated_files): New variable.
12998 (ALL_HOST_OBJS): New variable.
12999 ($(ALL_HOST_OBJS)): New target.
13001 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13003 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
13004 (remap_block): Call id->transform_lang_insert_block instead
13006 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
13007 Set id.transform_lang_insert_block to NULL.
13008 (clone_body): Move to cp/optimize.c
13009 * tree-inline.h (struct copy_body_data): Change
13010 transform_lang_insert_block to function pointer.
13011 (copy_generic_body, copy_decl_no_change): Export.
13012 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
13013 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
13014 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
13016 * c-tree.h (insert_block): Kill.
13017 * c-decl.c (insert_block): Kill.
13019 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13021 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13022 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13023 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
13025 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
13026 argument, call {push,pop}_function_context from here.
13027 * c-parser.c: Use c_{push,pop}_function_context.
13029 * function.c (push_function_context_to): Move meat ...
13030 (push_function_context): ... here. Simplify.
13031 * function.c (pop_function_context_from): Move meat ...
13032 (pop_function_context): ... here. Simplify.
13033 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
13035 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13036 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13037 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
13038 * tree.h (push_function_context_to, pop_function_context_from): Remove.
13040 2008-04-03 Ben Elliston <bje@au.ibm.com>
13042 * expmed.c (extract_force_align_mem_bit_field): Remove.
13044 2008-04-03 Richard Guenther <rguenther@suse.de>
13046 PR middle-end/35800
13047 * expr.h (try_casesi): Adjust prototype.
13048 * expr.c (try_casesi): Take fallback label as extra parameter.
13049 Use that for gen_casesi if default_label is NULL.
13050 * stmt.c (expand_case): Pass fallback label to try_casesi,
13051 make sure to fill gaps with a fallback label if default_label
13054 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
13057 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
13059 2008-04-03 Ben Elliston <bje@au.ibm.com>
13061 * expmed.c (extract_split_bit_field): Remove if (0) code.
13062 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
13063 (do_ds_constraint): Likewise.
13065 2008-04-02 Joseph Myers <joseph@codesourcery.com>
13067 * doc/cppopts.texi (-dU): Document.
13068 * c-common.h (flag_dump_macros): Update comment.
13069 * c-opts.c (handle_OPT_d): Handle -dU.
13070 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
13071 dump_queued_macros, cb_used_define, cb_used_undef): New.
13072 (init_pp_output): Handle -dU.
13073 (cb_line_change): Call dump_queued_macros.
13074 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
13076 2008-04-02 Anatoly Sokolov <aesok@post.ru>
13078 * config/avr/predicates.md (io_address_operand): New predicate.
13079 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
13080 * config/avr/avr.c (avr_io_address_p): Remove function.
13081 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
13082 'avr_io_address_p' function.
13083 (out_movhi_r_mr): (Ditto.).
13084 (out_movqi_mr_r): (Ditto.).
13085 (out_movhi_mr_r): (Ditto.).
13086 (avr_address_cost): (Ditto.).
13088 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
13090 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
13091 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
13092 in 32bit mode when XMM registers are available to avoid store
13094 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
13095 corresponding post-reload splitters.
13097 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13099 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
13100 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
13101 __builtin_ia32_roundss.
13102 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
13103 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
13104 __builtin_ia32_roundss.
13105 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
13106 IX86_BUILTIN_SHUFPD here.
13108 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13110 * config/i386/i386.md (plogic): New.
13111 (plogicprefix): Likewise.
13113 * config/i386/mmx.md (mmx_<code><mode>3): New.
13114 (mmx_and<mode>3): Removed.
13115 (mmx_ior<mode>3): Likewise.
13116 (mmx_xor<mode>3): Likewise.
13118 * config/i386/sse.md (<code><mode>3): New.
13119 (*<code><mode>3): Likewise.
13120 (*<code><mode>3): Likewise.
13121 (<code><mode>3): Likewise.
13122 (*sse_<code><mode>3): Likewise.
13123 (*sse2_<code><mode>3): Likewise.
13124 (<code>tf3): Likewise.
13125 (*<code>tf3): Likewise.
13126 (and<mode>3): Likewise.
13127 (*and<mode>3): Likewise.
13128 (ior<mode>3): Removed.
13129 (*ior<mode>3): Likewise.
13130 (xor<mode>3): Likewise.
13131 (*xor<mode>3): Likewise.
13132 (*and<mode>3): Likewise.
13133 (*ior<mode>3): Likewise.
13134 (*xor<mode>3): Likewise.
13135 (and<mode>3): Likewise.
13136 (*sse_and<mode>3): Likewise.
13137 (*sse2_and<mode>3): Likewise.
13138 (andtf3): Likewise.
13139 (*andtf3): Likewise.
13140 (ior<mode>3): Likewise.
13141 (*sse_ior<mode>3): Likewise.
13142 (*sse2_ior<mode>3): Likewise.
13143 (iortf3): Likewise.
13144 (*iortf3): Likewise.
13145 (xor<mode>3): Likewise.
13146 (*sse_xor<mode>3): Likewise.
13147 (*sse2_xor<mode>3): Likewise.
13148 (xortf3): Likewise.
13149 (*xortf3): Likewise.
13151 2008-04-02 Richard Guenther <rguenther@suse.de>
13153 PR tree-optimization/14495
13154 PR tree-optimization/34793
13155 * tree-vrp.c (struct switch_update): New structure.
13156 (to_remove_edges, to_update_switch_stmts): New VECs.
13157 (simplify_switch_using_ranges): New function. Remove not taken
13158 case labels and edges.
13159 (simplify_stmt_using_ranges): Call it.
13160 (identify_jump_threads): Mark edges we have queued for removal
13161 so we don't thread them.
13162 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
13164 * tree-cfg.c (group_case_labels): Deal with missing default label.
13165 (tree_verify_flow_info): Allow missing default label.
13166 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
13167 (emit_case_nodes): Likewise.
13168 (expand_case): Do not rely on the default label to be present.
13169 * expr.c (try_casesi): Deal with NULL default_label.
13170 (do_tablejump): Likewise.
13172 2008-04-02 Richard Guenther <rguenther@suse.de>
13174 PR tree-optimization/14495
13175 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
13176 SWITCH_EXPR here ...
13177 (vrp_visit_switch_stmt): ... but here (new function).
13178 (find_case_label_index): New helper function.
13179 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
13181 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13183 * fwprop.c: Fix ISO-C99ism.
13185 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13188 * Makefile.in (objdir): Set it here.
13189 * configure.ac: Not here. Find dynamic linker characteristics.
13190 * exec-tool.in: Use them.
13191 * aclocal.m4: Regenerate.
13192 * configure: Regenerate.
13194 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13196 * expr.c (expand_var): Delete it.
13197 * expr.h (expand_var): Delete prototype.
13198 * function.c (expand_function_start): Use expand_decl instead.
13199 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
13202 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
13204 PR rtl-optimization/35542
13205 * fwprop.c (forward_propagate_and_simplify): Replace
13206 loc_reg_mentioned_in_p with reg_mentioned_p.
13208 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13210 PR rtl-optimization/35281
13211 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
13212 (propagate_rtx_1): Handle PR_HANDLE_MEM.
13213 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
13214 (varying_mem_p): Move above propagate_rtx.
13215 (all_uses_available_at): Do not check MEMs.
13217 2008-04-02 Rafael Espindola <espindola@google.com>
13219 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
13220 (register_edge_assert_for_2): Split the cond argument.
13221 (register_edge_assert_for_1): Adjust for the change in
13222 register_edge_assert_for_2.
13223 (register_edge_assert_for): Split the cond argument.
13224 (find_switch_asserts): Adjust for the change in
13225 register_edge_assert_for.
13227 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
13229 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
13230 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
13231 offsets for 64-bit mingw.
13232 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
13233 abi for x86_64-pc-mingw.
13235 2008-04-02 Richard Guenther <rguenther@suse.de>
13237 * tree-vrp.c (extract_range_from_assert): Make sure to not
13238 produce range min/max with TREE_OVERFOW set.
13239 If merging a anti-range and a range keep the anti-range if
13240 the range covers all values of the type.
13241 (register_edge_assert_for_2): Only allow sign-changing
13242 conversions in detecting canonical range checks. Also
13243 register an assert for the unsigned name if useful.
13245 PR tree-optimization/35787
13246 * tree-vrp.c (vrp_val_max): New function.
13247 (vrp_val_min): Likewise.
13248 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
13249 (vrp_val_is_min): Likewise.
13250 (supports_overflow_infinity): Use vrp_val_{min,max}.
13251 (negative_overflow_infinity): Likewise.
13252 (positive_overflow_infinity): Likewise.
13253 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
13254 (is_positive_overflow_infinity): Likewise.
13255 (is_overflow_infinity): Likewise.
13256 (avoid_overflow_infinity): Use vrp_val_{min,max} and
13257 vrp_val_is_{min,max}.
13258 (set_and_canonicalize_value_range): Canonicalize anti-ranges
13259 to ranges if possible. Avoid empty ranges.
13261 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13263 PR middle-end/35705
13264 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
13265 the expression is a function address.
13267 2008-04-01 George Helffrich <george@gcc.gnu.org>
13269 PR fortran/35154, fortran/23057
13270 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
13271 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
13272 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
13273 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
13275 (dbxout_syms): Check for COMMON-based symbol and wrap in
13276 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
13277 in bracket for efficiency.
13279 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
13280 using DW_TAG_common_block + member offset.
13281 (add_pubname_string): New function.
13282 (dw_expand_expr): New function to find block name and offset for
13284 (common_check): New function to check whether symbol in Fortran COMMON.
13285 (gen_variable_die): If COMMON, use DW_TAG_common_block.
13287 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
13290 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
13292 2008-04-02 Ben Elliston <bje@au.ibm.com>
13294 * config/v850/v850.md (casesi): Remove if (0) code.
13295 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
13296 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
13298 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
13300 * config/i386/i386.md (rex64suffix): New mode attribute.
13301 (floathi<mode>2): Disable expander for SSE math.
13302 (*floathi<mode>2_1): New insn insn_and_split pattern.
13303 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
13304 corresponding post-reload splitters.
13305 (*floathi<mode>2_i387): New macroized insn pattern.
13306 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
13307 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
13308 insn_and_split pattern.
13309 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
13310 New macroized instruction patterns and corresponding post-reload
13312 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
13313 and corresponding post-reload splitters.
13314 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
13315 New macroized instruction patterns.
13316 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
13317 macroized instruction patterns and corresponding post-reload splitters.
13318 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
13319 corresponding post-reload splitters.
13320 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
13321 New macroized instruction patterns.
13322 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
13323 corresponding post-reload splitters.
13324 (*floatsi<mode>2_i387): New macroized instruction patterns.
13326 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
13328 * config/i386/i386.md (smaxmin): New.
13329 (umaxmin): Likewise.
13330 (maxminiprefix): Likewise.
13331 (maxminfprefix): Likewise.
13332 (<code><mode>3): Likewise.
13333 (smin<mode>3): Removed.
13334 (smax<mode>3): Likewise.
13336 * config/i386/mmx.md (mmx_<code>v2sf3): New.
13337 (mmx_<code>v4hi3): Likewise.
13338 (mmx_<code>v8qi3): Likewise.
13339 (mmx_smaxv2sf3): Removed.
13340 (mmx_sminv2sf3): Likewise.
13341 (mmx_umaxv8qi3): Likewise.
13342 (mmx_smaxv4hi3): Likewise.
13343 (mmx_uminv8qi3): Likewise.
13344 (mmx_sminv4hi3): Likewise.
13346 * config/i386/sse.md (<addsub><mode>3): New.
13347 (*<addsub><mode>3): Likewise.
13348 (<sse>_vm<addsub><mode>3): Likewise.
13349 (<maxmin><mode>3): Likewise.
13350 (*<maxmin><mode>3_finite): Likewise.
13351 (*<maxmin><mode>3): Likewise.
13352 (<sse>_vm<maxmin><mode>3): Likewise.
13353 (sse3_h<addsub>v4sf3): Likewise.
13354 (sse3_h<addsub>v2df3): Likewise.
13355 (<maxmin>v16qi3): Likewise.
13356 (*<maxmin>v16qi3): Likewise.
13357 (<maxmin>v8hi3): Likewise.
13358 (*<maxmin>v8hi3): Likewise.
13359 (*sse4_1_<maxmin><mode>3): Likewise.
13360 (*sse4_1_<maxmin><mode>3): Likewise.
13361 (add<mode>3): Removed.
13362 (*add<mode>3): Likewise.
13363 (<sse>_vmadd<mode>3): Likewise.
13364 (sub<mode>3): Likewise.
13365 (*sub<mode>3): Likewise.
13366 (<sse>_vmsub<mode>3): Likewise.
13367 (smin<mode>3): Likewise.
13368 (*smin<mode>3_finite): Likewise.
13369 (*smin<mode>3): Likewise.
13370 (<sse>_vmsmin<mode>3): Likewise.
13371 (smax<mode>3): Likewise.
13372 (*smax<mode>3_finite): Likewise.
13373 (*smax<mode>3): Likewise.
13374 (<sse>_vmsmax<mode>3): Likewise.
13375 (sse3_haddv4sf3): Likewise.
13376 (sse3_haddv2df3): Likewise.
13377 (sse3_hsubv4sf3): Likewise.
13378 (sse3_hsubv2df3): Likewise.
13379 (umaxv16qi3): Likewise.
13380 (*umaxv16qi3): Likewise.
13381 (smaxv8hi3): Likewise.
13382 (*smaxv8hi3): Likewise.
13383 (*sse4_1_smax<mode>3): Likewise.
13384 (*sse4_1_umax<mode>3): Likewise.
13385 (uminv16qi3): Likewise.
13386 (*uminv16qi3): Likewise.
13387 (sminv8hi3): Likewise.
13388 (*sminv8hi3): Likewise.
13389 (*sse4_1_smin<mode>3): Likewise.
13390 (*sse4_1_umin<mode>3): Likewise.
13392 2008-04-01 Rafael Espindola <espindola@google.com>
13394 * tree-cfg.c (verify_expr): remove in_phi.
13395 (verify_stmt): Don't call walk_tree with verify_expr. Use
13396 is_gimple_min_invariant instead of is_gimple_val.
13398 2008-04-01 Joseph Myers <joseph@codesourcery.com>
13400 * doc/include/gpl_v3.texi: Update for manpage generation.
13401 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
13403 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
13404 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
13405 gpl_v3.texi instead of gpl.texi.
13408 2008-04-01 Jakub Jelinek <jakub@redhat.com>
13411 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
13413 2008-04-01 Rafael Espindola <espindola@google.com>
13415 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
13416 (extract_code_and_val_from_cond): Use
13417 extract_code_and_val_from_cond_with_ops.
13419 2008-04-01 Jan Hubicka <jh@suse.cz>
13421 * function.c (free_after_compilation): Free epilogue_delay_list.
13422 (prepare_function_start): Assert that previous compilation was freed.
13424 2008-04-01 Jan Hubicka <jh@suse.cz>
13425 Jim Wilson <wilson@tuliptree.org>
13426 Andreas Tobler <andreast@gcc.gnu.org>
13428 PR middle-end/35781
13429 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
13430 rtl.emit instead cfun->emit.
13431 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
13432 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
13434 2008-04-01 Ben Elliston <bje@au.ibm.com>
13436 * doc/c-tree.texi (Function Basics): Fix grammatical error.
13438 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
13440 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
13442 (fprofile-use): Add var flag_profile_use
13443 * coverage.c (coverage_begin_output): Do not open a gcno file for
13444 output only if -ftest-coverage is set.
13445 Do not add getpwd() to gcda file path.
13446 (build_gcov_info): Check the new flag
13447 flag_profile_datafile_relative_path.
13448 (coverage_init): Use profile_data_prefix.
13449 Read profile counter only if flag_profile_use is set.
13450 * opts.c (common_handle_option): New option fprofile-use=,
13451 fprofile-dir=, fprofile-generate=.
13452 * toplev.c (profile_data_prefix): New variable definition.
13453 * toplev.h (profile_data_prefix): New declaration.
13454 * doc/invoke.tex (Option Summary, Optimization Options):
13457 2008-03-31 James E. Wilson <wilson@tuliptree.org>
13459 * varasm.c (output_constant_pool_1): In LABEL_REF check,
13460 use tmp consistently.
13463 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
13464 * config/ia64/ia64.c (rtx_needs_barrier): Handle
13465 UNSPEC_FR_RECIP_APPROX_RES.
13466 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
13468 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
13471 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
13473 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13475 PR middle-end/30186
13476 * fold-const.c (fold_indirect_ref_1): Support accessing non first
13477 element of the vector via a pointer.
13479 2008-03-31 Ian Lance Taylor <iant@google.com>
13481 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
13483 2008-03-31 Jan Hubicka <jh@suse.cz>
13485 * builtins.c (expand_builtin_setjmp_receiver): Update call of
13486 get_arg_pointer_save_area.
13487 * expr.c (init_expr): Just clear out rtl.expr.
13488 * function.c (free_after_compilation): Clear out whole RTL structure.
13489 (get_func_frame_size): Merge into ...
13490 (get_frame_size): ... this one.
13491 (assign_stack_local_1): Merge into ...
13492 (assign_stack_local): ... this one.
13493 (expand_function_end): Update call of get_arg_pointer_save_area.
13494 (get_art_pointer_save_area): Remove cfun argument.
13495 * function.h (emit_status): regno_pointer_align does not need length
13496 attribute. Move x_regno_reg_rtx to ...
13497 (regno_reg_rtx): ... new global array.
13498 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
13499 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
13500 apply_args_value, forced_labels, stack_pointer_delta):
13502 (struct varasm_status): Move here from varasm.c
13503 (struct rtl_data): New. Move here some fields from struct function.
13504 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
13505 frame_offset, stack_check_probe_note, arg_pointer_save_area,
13506 used_temp_slots avail_temp_slots, temp_slot_level,
13507 nonlocal_goto_handler_labels): Update accesstors.
13508 (rtl): New global variable.
13509 (struct function): Move some fileds to rtl_data.
13510 (get_arg_pointer_save_area): Update prototype.
13511 * emit-rtl.c (rtl): Declare.
13512 (regno_reg_rtx): Declare.
13513 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
13515 (gen_reg_rtx): Update.
13516 (init_virtual_regs): Do not tate emit_status argument.
13517 (init_emit): Do not allocate emit.
13518 * varasm.c (varasm_statuc): Move to function.h.
13519 (n_deferred_constatns): Update accestor.
13520 (init_varasm_status): Do not allocate varasm_status.
13521 (force_const_mem, get_pool_size, output_constant_pool): Update.
13522 * stmt.c (force_label_rtx): Do not use x_ prefixes.
13523 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
13525 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
13527 PR rtl-optimization/35729
13528 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
13531 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
13534 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
13535 load/store if memory is unaligned.
13536 (*movti_rex64): Likewise.
13538 * config/i386/predicates.md (misaligned_operand): New.
13540 2008-03-31 Andrew Pinski <pinskia@gmail.com>
13543 * tree-ssa-phiopt.c (conditional_replacement): Return early for
13546 2008-03-31 Jan Beulich <jbeulich@novell.com>
13548 * config/ia64/constraints.md: Add 'j' constraint.
13549 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
13550 (movdi_internal): Likewise.
13552 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
13555 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
13557 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
13560 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
13561 proper error message for the third argument on blendpd and
13564 * config/i386/sse.md (blendbits): New.
13565 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
13567 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
13569 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
13571 2008-03-30 Richard Guenther <rguenther@suse.de>
13573 PR middle-end/31023
13574 * fold-const.c (fold_sign_changed_comparison): Do leave
13575 conversions to base-types alone.
13577 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13579 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
13580 the link register if one altivec register is be saved.
13582 2008-03-30 Ben Elliston <bje@au.ibm.com>
13584 * final.c (final_scan_insn): Remove if (0) code.
13586 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
13588 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
13590 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
13592 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
13593 of V4SFmode to ix86_binary_operator_ok.
13595 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
13597 * config/i386/i386.c (override_options): Initialize
13598 ix86_veclib_handler to ix86_veclibabi_svml when
13599 -mveclibabi=svml is used.
13600 (ix86_veclibabi_svml): New function for SVML ABI style
13601 vectorization support.
13602 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
13604 2008-03-28 Rafael Espindola <espindola@google.com>
13606 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
13607 (tree_binary_nonnegative_warnv_p): Make it public.
13608 (tree_single_nonnegative_warnv_p): Make it public.
13609 (tree_invalid_nonnegative_warnv_p): Make it public.
13610 (tree_unary_nonzero_warnv_p): Make it public.
13611 (tree_binary_nonzero_warnv_p): Make it public
13612 (tree_single_nonzero_warnv_p): Make it public.
13613 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
13614 (extract_range_from_binary_expr): Split the expr argument.
13615 (extract_range_from_unary_expr): Split the expr argument.
13616 (extract_range_from_comparison): Split the expr argument.
13617 (extract_range_from_expr): Use the new aux functions.
13618 (vrp_evaluate_conditional_warnv): Use
13619 vrp_evaluate_conditional_warnv_with_ops.
13620 * tree.h (tree_unary_nonzero_warnv_p): Declare.
13621 (tree_binary_nonzero_warnv_p): Declare.
13622 (tree_single_nonzero_warnv_p): Declare.
13623 (tree_expr_nonzero_warnv_p): Declare.
13624 (tree_unary_nonnegative_warnv_p): Declare.
13625 (tree_binary_nonnegative_warnv_p): Declare.
13626 (tree_single_nonnegative_warnv_p): Declare.
13627 (tree_invalid_nonnegative_warnv_p): Declare.
13629 2008-03-28 Richard Guenther <rguenther@suse.de>
13631 PR tree-optimization/30317
13632 PR tree-optimization/30911
13633 PR tree-optimization/34793
13634 * tree-vrp.c (set_and_canonicalize_value_range): New function.
13635 (struct assert_locus_d): New member EXPR.
13636 (register_new_assert_for): Add EXPR parameter to support
13637 ASSERT_EXPR <name, expr OP limit>.
13638 (register_edge_assert_for_1): Adjust callers.
13639 (find_assert_locations): Likewise.
13640 (process_assert_insertions_for): Build condition from expression.
13641 (extract_range_from_assert): Handle ASSERT_EXPRs
13642 of the form ASSERT_EXPR <name, expr OP limit>.
13643 (register_edge_assert_for_2): New helper registering
13644 asserts for comparisons. Recognize range tests of the form
13645 (unsigned)i - CST1 OP CST2.
13646 (register_edge_assert_for_1): Use it.
13647 (register_edge_assert_for): Likewise.
13648 (needs_overflow_infinity): Integer sub-types
13649 do not need overflow infinities.
13650 (vrp_val_is_max): The extreme values of integer sub-types
13651 are those of the base type.
13652 (vrp_val_is_min): Likewise.
13653 * tree.def (ASSERT_EXPR): Document extra allowed conditional
13656 2008-03-28 Nick Clifton <nickc@redhat.com>
13659 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
13660 Return GENERAL_REGS for stack adjustment reloads.
13662 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13665 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
13666 const_vector when all the vectors are constant.
13668 2008-03-27 Bob Wilson <bob.wilson@acm.org>
13670 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
13672 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
13673 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
13675 (s<code>_sf): Use new scc_sf attribute for opcode names.
13677 2008-03-27 Tom Tromey <tromey@redhat.com>
13679 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
13680 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
13681 config/spu/t-spu-elf, config/i386/t-interix,
13682 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
13683 config/i386/x-darwin, config/i386/x-mingw32,
13684 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
13685 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
13686 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
13687 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
13688 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
13689 config/rs6000/x-darwin, config/rs6000/t-rs6000,
13690 config/score/t-score-elf, config/arm/t-strongarm-pe,
13691 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
13692 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
13693 Revert automatic dependency patch.
13695 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
13698 * config/i386/i386.c (ix86_function_arg_boundary): Align
13699 decimal floating point to its natural boundary.
13701 2008-03-27 Richard Guenther <rguenther@suse.de>
13703 PR middle-end/35716
13704 * fold-const.c (fold_comparison): Restrict distinct decl
13705 comparison folding to VAR_DECLs and PARM_DECLs. Do not
13706 solely rely on operand_equal_p.
13708 2008-03-27 Richard Guenther <rguenther@suse.de>
13711 * c-common.c (handle_weak_attribute): Reject combination of
13714 2008-03-27 Richard Guenther <rguenther@suse.de>
13716 PR tree-optimization/32810
13717 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
13718 conversions from DECL_INITIAL.
13719 (fold_const_aggregate_ref): Likewise from constructor elements.
13721 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
13723 * tree-affine.h (aff_combination_expand): Declare.
13724 (get_inner_reference_aff): Likewise.
13725 * tree-affine.c (aff_combination_expand): Split out from
13726 tree_to_aff_combination_expand.
13727 (get_inner_reference_aff): New function.
13728 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
13729 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
13730 (struct lim_aux_data): sm_done field removed.
13731 (mem_ref_loc_p, mem_ref_locs_p): New types.
13732 (struct mem_ref): Added id, stored, accesses_in_loop,
13733 indep_loop, dep_loop, indep_ref, dep_ref fields.
13734 Removed is_stored, locs and next fields.
13735 (memory_accesses): New variable.
13736 (movement_possibility): Do not allow moving statements
13737 that store to memory.
13738 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
13740 (determine_max_movement): For statements with memory references,
13741 find the outermost loop in that the reference is independent.
13742 (move_computations_stmt): Mark the virtual operands for renaming.
13743 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
13744 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
13745 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
13746 add_vop_ref_mapping, create_vop_ref_mapping_loop,
13747 create_vop_ref_mapping, analyze_memory_references,
13748 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
13749 get_all_locs_in_loop, ref_always_accessed_p,
13750 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
13751 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
13752 store_motion_loop, store_motion): New functions.
13753 (struct vop_to_refs_elt): New type.
13754 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
13755 memref_hash, memref_eq, hoist_memory_references): Rewritten.
13756 (schedule_sm): Replaced by...
13757 (execute_sm): ... this.
13758 (determine_lsm_ref, hoist_memory_references,
13759 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
13760 find_more_ref_vops, free_mem_ref, free_mem_refs,
13761 determine_lsm_loop, determine_lsm): Removed.
13762 (tree_ssa_lim_finalize): Free data structures used by store motion.
13763 (tree_ssa_lim): Call analyze_memory_references. Use
13764 store_motion instead of determine_lsm.
13766 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13768 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
13769 rename tmake_file to m68hc11/t-m68hc11.
13770 (mcore): Set inhibit_libc to true.
13771 * config.host (alpha*-dec-*vms*): Set extra_programs.
13772 (interix3*): Don't use host_xmake_file.
13773 * configure.ac: Let config.gcc override inhibit_libc.
13774 * configure: Regenerate.
13776 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
13777 * config/t-openbsd-thread: Remove commented out lines.
13779 * config/x-interix: Remove.
13781 * config/m68hc11/t-m68hc11-gas: Rename to...
13782 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
13784 * config/mcore/t-mcore: Remove T_CFLAGS.
13785 * config/mcore/t-mcore-pe: Likewise.
13787 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13789 * configure.ac: Replace custom __GNU_SOURCE test with
13790 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
13791 * aclocal.m4: Regenerate.
13792 * configure: Regenerate.
13793 * config.in: Regenerate.
13795 2008-03-27 Richard Guenther <rguenther@suse.de>
13797 * fold-const.c (target.h): Include.
13798 (fold_comparison): Fold comparison of addresses of decls
13799 that bind locally or of constants. Consolidate address folding code.
13800 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
13801 results from fold_binary_to_constant.
13802 (compare_values_warnv): Likewise.
13804 2008-03-27 Andrew Pinski <pinskia@gmail.com>
13806 PR middle-end/35429
13807 * fold-const.c (fold_truthop): Check for integeral types when folding
13808 a == 0 && b == 0 and a != 0 || b != 0 .
13810 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
13812 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
13814 2008-03-26 Andreas Schwab <schwab@suse.de>
13816 * doc/invoke.texi: Fix use of @item vs. @itemx.
13818 2008-03-26 Tom Tromey <tromey@redhat.com>
13820 * Makefile.in (build/gensupport.o, build/print-rtl.o,
13821 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
13822 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
13823 build/gencodes.o, build/genconditions.o, build/genconfig.o,
13824 build/genconstants.o, build/genemit.o, build/genextract.o,
13825 build/genflags.o, build/genmddeps.o, build/genopinit.o,
13826 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
13829 2008-03-26 Richard Guenther <rguenther@suse.de>
13832 2008-03-26 Richard Guenther <rguenther@suse.de>
13834 * fold-const.c (target.h): Include.
13835 (fold_comparison): Fold comparison of addresses of two decls
13836 that bind locally. Consolidate address folding code.
13838 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13840 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
13841 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
13842 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
13843 dconstsqrt2, dconstthird, dconste and/or dconst10.
13844 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
13845 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
13846 dconstsqrt2, dconste): Delete.
13847 (init_emit_once): Likewise. Simplify initializing dconstm1.
13849 * real.c (get_real_const): New.
13850 * real.h (dconst3, dconst10, dconstm2, dconstthird,
13851 dconstsqrt2, dconste): Delete.
13852 (real_value_const, get_real_const): New.
13854 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
13856 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
13858 * config/i386/i386.c (ix86_function_arg_boundary): Check
13859 BIGGEST_ALIGNMENT instead of 128.
13860 (setup_incoming_varargs_64): Likewise.
13862 2008-03-26 Tom Tromey <tromey@redhat.com>
13864 * Makefile.in (DEPFILES): Add missing '/'.
13866 2008-03-26 Richard Guenther <rguenther@suse.de>
13868 * fold-const.c (target.h): Include.
13869 (fold_comparison): Fold comparison of addresses of two decls
13870 that bind locally. Consolidate address folding code.
13872 2008-03-26 Nick Clifton <nickc@redhat.com>
13875 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
13876 not allow INT+INT as a legitimate addressing mode.
13878 2008-03-26 Richard Guenther <rguenther@suse.de>
13880 * tree-flow.h (widen_bitfield): Remove declaration.
13881 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
13882 (widen_bitfield): Remove function.
13883 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
13886 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13889 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
13892 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
13894 PR rtl-optimization/35232
13895 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
13896 (forget_old_reloads_1, forget_marked_reloads): Don't clear
13897 reg_reloaded_call_part_clobbered here.
13898 (reload_regs_reach_end_p): New function.
13899 (reload_reg_rtx_for_input): New variable.
13900 (reload_reg_rtx_for_output): Likewise.
13901 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
13902 when reassigning a pseudo register. Load reloadreg from
13903 reload_reg_rtx_for_input, moving the mode and register
13905 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
13906 instead of the original when deciding whether an input reload
13907 would be a no-op or whether an output reload can be deleted.
13908 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
13909 when setting up new_spill_reg_store. Load it from
13910 reload_reg_rtx_for_output, moving the mode and register
13912 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
13913 instead of the original when deciding whether an output reload
13914 would be a no-op. Do the same when modifying insn notes.
13915 Use rtx_equal_p instead of == to compare the registers.
13916 (inherit_piecemeal_p): Take a mode and two register numbers
13918 (emit_reload_insns): Clear new_spill_reg_store for every hard
13919 register in the reload register. Remove spill registers
13920 from reg_reloaded_valid before considering whether to record
13921 inheritance information for them. Use reload_reg_rtx_for_output
13922 instead of reg_rtx when recording output reloads. Use
13923 reload_reg_rtx_for_input instead of reg_rtx when recording
13924 input reloads. Set or clear reg_reloaded_call_part_clobbered
13925 at the same time as setting reg_reloaded_valid.
13926 (delete_output_reload): Add a new_reload_reg parameter and use it
13927 instead of rld[j].reg_rtx.
13928 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
13931 2008-03-25 Tom Tromey <tromey@redhat.com>
13933 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
13934 (build/genattr.o): Likewise.
13935 (build/genattrtab.o): Likewise.
13936 (build/gencodes.o): Likewise.
13937 (build/genconfig.o): Likewise.
13938 (build/genconstants.o): Likewise.
13939 (build/genemit.o): Likewise.
13940 (build/genextract.o): Likewise.
13941 (build/genflags.o): Likewise.
13943 2008-03-25 Bob Wilson <bob.wilson@acm.org>
13945 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
13946 instead of size_int for integer types.
13947 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
13948 to match type of MINUS_EXPR.
13950 2008-03-25 Tom Tromey <tromey@redhat.com>
13952 * configure: Rebuilt.
13953 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
13956 2008-03-25 Tom Tromey <tromey@redhat.com>
13958 * config/x-solaris (host-solaris.o): Update.
13959 * config/x-linux (host-linux.o): Update.
13960 * config/x-hpux (host-hpux.o): Update.
13961 * config/x-darwin (host-darwin.o): Update.
13962 * config/v850/t-v850e (v850-c.o): Update.
13963 * config/v850/t-v850 (v850-c.o): Update.
13964 * config/t-vxworks (vxworks.o): Update.
13965 * config/t-sol2 (sol2-c.o, sol2.o): Update.
13966 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
13967 * config/spu/t-spu-elf (spu-c.o): Update.
13969 * config/sh/t-symbian (sh-c.o): Update.
13970 (symbian.o): Update.
13971 * config/sh/t-sh (sh-c.o): Update.
13972 * config/score/t-score-elf (score7.o, score3.o): Update.
13973 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
13974 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
13975 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
13976 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
13977 (rs6000.o): Remove.
13978 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13979 * config/m32c/t-m32c (m32c-pragma.o): Update.
13980 * config/ia64/t-ia64 (ia64-c.o): Update.
13981 * config/i386/x-mingw32 (host-mingw32.o): Update.
13982 * config/i386/x-i386 (driver-i386.o): Update.
13983 * config/i386/x-darwin (host-i386-darwin.o): Update.
13984 * config/i386/x-cygwin (host-cygwin.o): Update.
13985 * config/i386/t-nwld (nwld.o): Update.
13986 * config/i386/t-netware (netware.o): Update.
13987 * config/i386/t-interix (winnt.o): Update.
13988 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
13989 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
13990 msformat-c.o): Update.
13991 * config/bfin/t-bfin-linux (generated_files): Add
13992 linux-sysroot-suffix.h.
13993 * config/arm/t-wince-pe (pe.o): Update.
13994 * config/arm/t-strongarm-pe (pe.o): Update.
13995 * config/arm/t-pe (pe.o): Update.
13996 * config/arm/t-arm (arm-c.o): Update.
13997 * doc/install.texi (Prerequisites): Require make 3.80.
13998 * Makefile.in: Remove .o targets.
13999 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
14000 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
14001 (simple_generated_h, simple_generated_c): Move earlier.
14002 (generated_files): New variable.
14003 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
14004 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
14005 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
14006 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
14007 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
14008 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
14009 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
14010 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
14011 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
14012 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
14013 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
14014 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
14016 (COMPILE.base, COMPILE): New variables.
14017 (%.o): New pattern rule.
14018 (ALL_HOST_OBJS): New variable.
14019 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
14020 (dummy-checksum.o, cc1-checksum.o): Remove.
14021 (DRIVER_SHLIB): New variable.
14022 (DRIVER_DEFINES): Use it.
14023 (gencondmd.c): Move out of build/.
14024 (s-conditions): Update.
14025 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
14026 (ALL_BUILD_OBJS): Likewise.
14027 (build/%.o): Use BUILDCOMPILE.
14028 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
14029 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
14030 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
14031 build/gencheck.o, build/gencodes.o, build/genconditions.o,
14032 build/genconfig.o, build/genconstants.o, build/genemit.o,
14033 build/genextract.o, build/genflags.o, build/genmddeps.o,
14034 build/genopinit.o, build/genoutput.o, build/genpeep.o,
14035 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
14036 build/gen-protos.o, build/scan.o, build/fix-header.o,
14037 build/scan-decls.o): Simplify.
14038 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
14039 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
14040 prefix.o, toplev.o): Reduce to variable setting.
14041 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
14042 ($(out_object_file), gcc-options.o): New targets.
14043 ($(ALL_HOST_OBJS)): New target. Include dependency files.
14044 * configure: Rebuilt.
14045 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
14046 * doc/sourcebuild.texi (Front End Directory): Document new variable.
14048 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
14050 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
14051 complain when we hit an error, return ERROR_MARK_NODE.
14053 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14055 * config/sh/constraints.md (Pso, Psz): New constraints.
14056 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
14057 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
14059 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14061 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
14062 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
14064 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14066 * config/sh/sh.md (prefetch): Add condition for SH2A target.
14067 (prefetch_sh2a): New.
14069 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14070 Naveen.H.S <naveen.hs@kpitcummins.com>
14072 * config/sh/constraints.md (I28): New constraint.
14073 * config/sh/sh.c (broken_move): Add support for movi20s.
14074 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
14076 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
14077 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14078 Naveen.H.S <naveen.hs@kpitcummins.com>
14080 * config/sh/sh.c (SH_ATTRIBUTES): Define.
14081 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14082 (print_operand): Handle resbank in %@ operand code.
14083 (sh_encode_section_info): New.
14084 (push_regs): Add conditions for resbank.
14085 (sh_expand_epilogue): Likewise.
14086 (sh_insert_attributes): Likewise.
14087 (sh_attribute_table): Likewise.
14088 (sh_handle_resbank_handler_attribute): New.
14089 (sh2a_handle_function_vector_handler_attribute): New.
14090 (sh2a_is_function_vector_call): New.
14091 (sh2a_get_function_vector_number): New.
14092 (sh2a_function_vector_p): New.
14093 (sh_cfun_resbank_handler_p): New.
14094 * config/sh/sh.md (calli): Emit jsr/n if possible.
14095 (calli_tbr_rel): New.
14096 (calli_pcrel): Emit jsr/n if possible.
14097 (return_i): Emit rts/n if possible.
14098 (call_valuei_tbr_rel): New.
14099 (call_valuei_pcrel): Add condition for SH2A target.
14100 (call_value): Likewise.
14101 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
14102 (sh2a_get_function_vector_number): Likewise.
14103 (sh2a_is_function_vector_call): Likewise.
14104 * doc/extend.texi: Document TBR relative addressing of SH2A.
14105 (resbank): Add description for SH2A.
14107 2008-03-24 Richard Guenther <rguenther@suse.de>
14110 * gimplify.c (gimplify_modify_expr): For frontend type-correct
14111 pointer assignments change conversions according to middle-end rules.
14112 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
14113 * configure.ac: Include type checking in yes.
14114 * configure: Regenerate.
14116 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14118 * diagnostic.c (diagnostic_count_diagnostic): Delete.
14119 (diagnostic_report_diagnostic): Update. Handle ICEs here.
14121 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
14123 * gthr-vxworks.h (UNUSED): Define.
14125 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
14127 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
14129 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
14131 * doc/extend.texi (Function Attributes): Add missing comma in the
14132 example of the "alloc_size" attribute.
14134 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
14137 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14139 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14142 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14145 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14146 of the underlying type of a MS bitfield layout to the natural
14147 alignment of the type.
14149 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14151 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14152 to their natural alignment to avoid store forwarding stalls.
14154 2008-03-22 Richard Guenther <rguenther@suse.de>
14156 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
14157 For PHI nodes verify the address is invariant.
14158 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
14159 (get_symbol_constant_value): Use is_gimple_min_invariant.
14160 (maybe_fold_stmt_indirect): Likewise.
14162 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
14164 PR rtl-optimization/33927
14165 * Makefile.in (dse.o): Depend on $(TM_P_H).
14166 * expr.h (extract_low_bits): Declare.
14167 * expmed.c (extract_low_bits): New function.
14168 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
14169 * dse.c: Include tm_p.h.
14170 (find_shift_sequence): Remove the read_reg argument and return the
14171 read value. Emit the instructions instead of returning them.
14172 Iterate on new_mode rather than calculating it each time.
14173 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
14174 source to NEW_MODE and extract_low_bits to convert the shifted
14175 value to READ_MODE.
14176 (replace_read): Allow the load and store to have different mode
14177 classes. Use extract_low_bits when SHIFT == 0. Create the shift
14178 or extraction instructions before trying the replacement. Update
14179 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
14181 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14183 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14184 to their natural alignment to avoid store forwarding stalls.
14186 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14189 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
14190 encouraging but not allowing gprs for input;
14191 change the input constraint to !f#r.
14192 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
14194 change the output constraint to !f#r.
14196 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
14199 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
14200 corresponding post-reload splitters.
14201 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
14202 when x87 FP math is selected.
14203 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
14204 New function prototype.
14205 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
14206 unreachable function to ease macroization of insn patterns.
14208 2008-03-21 Martin Jambor <mjambor@suse.cz>
14210 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
14211 reference dumps if ddr is NULL or dependence is unknown.
14213 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14215 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
14216 unsigned extension into account.
14217 (ATOMIC_COMPARE_AND_SWAP): Likewise.
14218 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
14219 Do computations on a scratch register.
14221 2008-03-21 Richard Guenther <rguenther@suse.de>
14223 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14224 Use is_gimple_min_invariant instead of TREE_INVARIANT.
14225 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
14226 * tree-ssa-dom.c (record_equality): Likewise.
14227 * tree-inline.c (copy_body_r): Likewise.
14228 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
14231 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14233 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
14234 as 'delete_unused' argument.
14236 2008-03-20 Richard Guenther <rguenther@suse.de>
14238 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14239 special casing of constant qualifiers.
14240 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
14241 care about them in general.
14242 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
14243 regardless of their type.
14244 (fold_stmt_r): Forcefully fold *& if we end up with that.
14246 2008-03-20 Paul Brook <paul@codesourcery.com>
14248 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
14249 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
14251 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
14253 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
14254 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
14256 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
14258 * common.opt (Wmudflap): New option.
14259 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
14260 (mx_register_decls): Likewise.
14261 (mudflap_finish_file): Likewise.
14262 * doc/invoke.texi: Document -Wno-mudflap.
14264 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
14266 * c-format.c (replace_format_name_to_system_name): New.
14267 (cmp_attribs): New.
14268 (convert_format_name_to_system_name): New.
14269 (decode_format_attr): Add use of convert_format_name_to_system_name.
14270 (format_types_orig): Add gnu_ prefix to names.
14271 (check_format_info_main): Special treating of \0 escaped names for
14272 supporting multi-character format specifiers as I32, I64.
14273 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
14274 (gnu_target_overrides_format_attributes): New.
14275 * c-format.h: Add structure target_ovr_attr to hold
14276 system specific formatter names.
14277 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
14278 msformat-c.o file to c_target_objs and cxx_target_objs.
14279 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14280 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
14281 (TARGET_N_FORMAT_TYPES): New.
14282 * config/i386/msformat-c.c: New.
14283 * config/i386/t-cygming: Add build rule for msformat-c.o.
14284 * doc/extend.texi: Add new format names gnu_* and ms_* and
14286 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14288 2008-03-20 Ira Rosen <irar@il.ibm.com>
14290 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
14291 optimizations turned on under -O3.
14292 (ftree-vectorize): Add that the flag is turned on with -O3.
14294 2008-03-20 Ben Elliston <bje@au.ibm.com>
14296 * regmove.c (try_auto_increment): Fix spelling error in comment.
14297 * final.c (final_scan_insn): Likewise.
14299 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
14302 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
14303 allocator preferences for "y" and "r" class registers.
14304 ("*mov<mode>_internal"): Ditto.
14305 ("*movv2sf_internal_rex64"): Ditto.
14306 ("*movv2sf_internal"): Ditto.
14308 2008-03-19 Michael Matz <matz@suse.de>
14310 PR middle-end/35616
14311 * calls.c (expand_call): Check overlap of arguments with call
14312 address for sibcalls.
14314 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14317 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14318 of the underlying type of a MS bitfield layout to the natural
14319 alignment of the type.
14321 2008-03-19 Jan Hubicka <jh@suse.cz>
14324 * toplev.c (decode_d_option): Handle all CPP flags.
14325 * tree-vrp.c: Update tree_pass descriptors.
14326 * regrename.c: Update tree_pass descriptors.
14327 * fwprop.c: Update tree_pass descriptors.
14328 * doc/invoke.texi: Remove documentation of dropped -d? flags.
14329 * tree-into-ssa.c: Update tree_pass descriptors.
14330 * tree-dump.c: Update tree_pass descriptors.
14331 * tree-complex.c: Update tree_pass descriptors.
14332 * tree-dump.h: Update tree_pass descriptors.
14333 * see.c: Update tree_pass descriptors.
14334 * cgraphbuild.c: Update tree_pass descriptors.
14335 * tracer.c: Update tree_pass descriptors.
14336 * tree-loop-distribution.c: Update tree_pass descriptors.
14337 * cgraph.c: Update tree_pass descriptors.
14338 * postreload-gcse.c: Update tree_pass descriptors.
14339 * postreload.c: Update tree_pass descriptors.
14340 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
14341 * tree-tailcall.c: Update tree_pass descriptors.
14342 * tree-pass.h (tree_opt_pass): Rename to ...
14343 (opt_pass) ... this one; add "type" field and remove letter field.
14344 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
14345 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
14346 all_lowering_passes): Update declaration.
14347 * ipa-cp.c: Update tree_pass descriptors.
14348 * final.c: Update tree_pass descriptors.
14349 * omp-low.c: Update tree_pass descriptors.
14350 * tree-ssa-dse.c: Update tree_pass descriptors.
14351 * ipa-reference.c: Update tree_pass descriptors.
14352 * tree-ssa-uncprop.c: Update tree_pass descriptors.
14353 * auto-inc-dec.c: Update tree_pass descriptors.
14354 * reorg.c: Update tree_pass descriptors.
14355 * cgraphunit.c: Update tree_pass descriptors.
14356 * tree-ssa-copyrename.c: Update tree_pass descriptors.
14357 * tree-ssa-ccp.c: Update tree_pass descriptors.
14358 * df-core.c: Update tree_pass descriptors.
14359 * mode-switching.c: Update tree_pass descriptors.
14360 * tree-nomudflap.c: Update tree_pass descriptors.
14361 * modulo-sched.c: Update tree_pass descriptors.
14362 * ipa-pure-const.c: Update tree_pass descriptors.
14363 * cse.c: Update tree_pass descriptors.
14364 * web.c: Update tree_pass descriptors.
14365 * tree-stdarg.c: Update tree_pass descriptors.
14366 * tree-ssa-math-opts.c: Update tree_pass descriptors.
14367 * tree-ssa-dom.c: Update tree_pass descriptors.
14368 * tree-nrv.c: Update tree_pass descriptors.
14369 * tree-ssa-alias.c: Update tree_pass descriptors.
14370 * loop-init.c: Update tree_pass descriptors.
14371 * gimple-low.c: Update tree_pass descriptors.
14372 * ipa-inline.c: Update tree_pass descriptors.
14373 * tree-ssa-sink.c: Update tree_pass descriptors.
14374 * global.c: Update tree_pass descriptors.
14375 * ifcvt.c: Update tree_pass descriptors.
14376 * jump.c: Update tree_pass descriptors.
14377 * predict.c: Update tree_pass descriptors.
14378 * tree-ssa-loop.c: Update tree_pass descriptors.
14379 * recog.c: Update tree_pass descriptors.
14380 * dse.c: Update tree_pass descriptors.
14381 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
14382 * tree-eh.c: Update tree_pass descriptors.
14383 * regmove.c: Update tree_pass descriptors.
14385 * function.c: Update tree_pass descriptors.
14386 * tree-vectorizer.c: Update tree_pass descriptors.
14387 * gcse.c: Update tree_pass descriptors.
14388 * ipa-type-escape.c: Update tree_pass descriptors.
14389 * tree-if-conv.c: Update tree_pass descriptors.
14390 * init-regs.c: Update tree_pass descriptors.
14391 * ipa.c: Update tree_pass descriptors.
14392 * tree-ssa-phiopt.c: Update tree_pass descriptors.
14393 * rtl-factoring.c: Update tree_pass descriptors.
14394 * lower-subreg.c: Update tree_pass descriptors.
14395 * bt-load.c: Update tree_pass descriptors.
14396 * tree-dfa.c: Update tree_pass descriptors.
14397 * except.c: Update tree_pass descriptors.
14398 * emit-rtl.c: Update tree_pass descriptors.
14399 * cfgexpand.c: Update tree_pass descriptors.
14400 * tree-cfgcleanup.c: Update tree_pass descriptors.
14401 * cfgcleanup.c: Update tree_pass descriptors.
14402 * tree-ssa-pre.c: Update tree_pass descriptors.
14403 * tree-sra.c: Update tree_pass descriptors.
14404 * tree-mudflap.c: Update tree_pass descriptors.
14405 * tree-ssa-copy.c: Update tree_pass descriptors.
14406 * cfglayout.c: Update tree_pass descriptors.
14407 * tree-ssa-forwprop.c: Update tree_pass descriptors.
14408 * tree-ssa-dce.c: Update tree_pass descriptors.
14409 * tree-ssa.c: Update tree_pass descriptors.
14410 * regclass.c: Update tree_pass descriptors.
14411 * integrate.c: Update tree_pass descriptors.
14412 * tree-optimize.c: Update tree_pass descriptors.
14413 * tree-ssa-phiprop.c: Update tree_pass descriptors.
14414 * tree-object-size.c: Update tree_pass descriptors.
14415 * combine.c: Update tree_pass descriptors.
14416 * tree-outof-ssa.c: Update tree_pass descriptors.
14417 * bb-reorder.c: Update tree_pass descriptors.
14418 * stack-ptr-mod.c: Update tree_pass descriptors.
14419 * var-tracking.c: Update tree_pass descriptors.
14420 * tree-profile.c: Update tree_pass descriptors.
14421 * tree-vect-generic.c: Update tree_pass descriptors.
14422 * reg-stack.c: Update tree_pass descriptors.
14423 * sched-rgn.c: Update tree_pass descriptors.
14424 * tree-ssa-structalias.c: Update tree_pass descriptors.
14425 * tree-cfg.c: Update tree_pass descriptors.
14426 * passes.c (current_pass): Update declaration.
14427 (finish_optimization_passes): Update.
14428 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
14429 (register_one_dump_file, register_dump_files_1, next_pass_1):
14431 (init_optimization_passes): Update handling of new types.
14432 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
14433 * ipa-struct-reorg.c: Update tree_pass descriptors.
14434 * tree-ssa-reassoc.c: Update tree_pass descriptors.
14435 * combine-stack-adj.c: Update tree_pass descriptors.
14436 * cfgrtl.c: Update tree_pass descriptors.
14437 * dce.c: Update tree_pass descriptors.
14438 * tree-ssanames.c: Update tree_pass descriptors.
14440 2008-03-19 Richard Guenther <rguenther@suse.de>
14442 PR middle-end/35609
14443 * tree-ssa.c (walk_data): New structure.
14444 (warn_uninitialized_var): If not always_executed warn with "maybe"
14446 (execute_early_warn_uninitialized): Compute post-dominators.
14447 Initialize always_executed before processing each basic block.
14449 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
14452 * config/i386/i386.c (x86_this_parameter): Calculate correct location
14453 of "this" pointer when "regparm = N" or "fastcall" is in effect.
14455 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14457 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
14459 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
14461 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
14463 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
14464 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
14465 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
14466 target after ignore has been set, and move there also the commputation
14467 of subtarget and original_target.
14468 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
14469 (LANG_HOOKS_INITIALIZER): Remove it.
14470 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
14472 2008-03-18 Richard Guenther <rguenther@suse.de>
14474 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
14475 found an expression with constants, note that in the VN for the lhs.
14476 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
14477 fold them to constants if possible. Run cleanup_cfg if done so.
14478 (execute_pre): Return todo.
14479 (do_pre): Likewise.
14480 (execute_fre): Likewise.
14481 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
14483 (get_prop_source_stmt): Look through pointer conversions.
14485 2008-03-18 Jan Hubicka <jh@suse.cz>
14487 * tree-pretty-print.c: Include predict.h.
14488 (dump_generic_node): Dump predictor.
14489 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
14490 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
14491 * gimple-low.c (lower_stmt): Likewise.
14492 * expr.c (expand_expr_real): Likewise.
14493 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
14495 (build_predict_expr, build_predict_expr): New.
14496 * predict.h (predictor_name, build_predict_expr): Update.
14497 * c-typeck.c (c_finish_bc_stmt): Add prediction.
14498 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
14499 * predict.def (PRED_CONTINUE): Update hitrate.
14500 * tree.def (PREDICT_EXPR): Define.
14501 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
14502 do not handle BIND_EXPR.
14503 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
14504 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
14505 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
14508 2008-03-18 Michael Matz <matz@suse.de>
14510 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
14512 2008-03-18 Richard Guenther <rguenther@suse.de>
14514 * tree-gimple.h (is_gimple_invariant_address): Declare.
14515 (is_gimple_constant): Likewise.
14516 * tree-gimple.c (is_gimple_constant): New function.
14517 (is_gimple_invariant_address): Likewise.
14518 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
14519 and is_gimple_invariant_address.
14520 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
14522 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
14523 an addressable base.
14525 2008-03-18 Jakub Jelinek <jakub@redhat.com>
14527 PR middle-end/35611
14528 * gimplify.c (gimplify_expr): Gimplify second operand of
14531 2008-03-17 Richard Guenther <rguenther@suse.de>
14533 PR tree-optimization/19637
14534 * fold-const.c (fold_unary): Remove restrictions of removing
14535 intermediate pointer-conversions (P2)(P1)P0.
14536 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
14537 conversion to void pointer.
14538 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
14540 2008-03-16 James E. Wilson <wilson@tuliptree.org>
14543 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
14544 emulated thread local variables.
14546 2008-03-16 Richard Guenther <rguenther@suse.de>
14548 PR middle-end/35607
14549 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
14550 expand TREE_INVARIANT operations that are not gimple invariant.
14552 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
14554 * doc/extend.texi (Alignment): Say that the ABI controls
14555 the __alignof__ for non-strict-alignment targets rather
14556 than being a recommendation.
14558 2008-03-15 Paul Brook <paul@codesourcery.com>
14560 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
14562 (arm_output_fn_unwind): Mark functions that can not be unwound.
14564 2008-03-15 Paul Brook <paul@codesourcery.com>
14566 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
14567 extension instructions.
14569 2008-03-15 Richard Guenther <rguenther@suse.de>
14571 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
14572 and fold constant aggregate refs.
14573 (fold_const_aggregate_ref): Handle string constants
14574 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
14575 (evaluate_stmt): Simplify now that ccp_fold folds constant
14578 2008-03-15 Paul Brook <paul@codesourcery.com>
14580 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
14581 (extzv): Use gen_extzv_t2.
14582 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
14584 2008-03-15 Richard Guenther <rguenther@suse.de>
14586 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
14587 (fold_const_aggregate_ref): Likewise.
14588 (get_value): Return NULL if we don't have any values.
14589 (ccp_finalize): Set const_val to NULL after freeing it.
14590 * tree-flow.h (get_symbol_constant_value): Declare.
14591 (fold_const_aggregate_ref): Likewise.
14592 * tree-ssa-sccvn.c (try_to_simplify): Use them.
14594 2008-03-15 Richard Guenther <rguenther@suse.de>
14596 PR middle-end/35593
14597 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
14598 to not produce negative array indices if not allowed. Add
14599 parameter to indicate that.
14600 (maybe_fold_offset_to_component_ref): Allow negative array
14601 indices only for the first member of a structure.
14602 (maybe_fold_offset_to_reference): Allow negative array indices.
14603 (maybe_fold_stmt_addition): Likewise.
14605 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
14606 Anatoly Sokolov <aesok@post.ru>
14608 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
14609 (avr_arch): Add ARCH_AVR6.
14610 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
14611 (initial_elimination_offset): Initialize and use 'avr_pc_size'
14612 instead of fixed value 2.
14613 (print_operand_address): Use gs() asm specifier instead of pm().
14614 (avr_assemble_integer): (Ditto.).
14615 (avr_output_addr_vec_elt): (Ditto.).
14616 (print_operand): Handle "!" code.
14617 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
14618 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
14619 (AVR_HAVE_EIJMP_EICALL): Define.
14620 (AVR_3_BYTE_PC): Redefine.
14621 (AVR_2_BYTE_PC): (Ditto.).
14622 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
14623 (LINK_SPEC): Add atmega2560 and atmega2561.
14624 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
14626 * config/avr/avr.md (call_insn): Use eicall instead of icall
14627 for 3 byte PC devices.
14628 (call_value_insn): (Ditto.).
14629 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
14630 (indirect_jump): Use only for for 2 byte PC devices.
14631 (*tablejump): (Ditto.).
14632 (*indirect_jump_avr6): Add insn.
14633 (*tablejump_rjmp): Don't use for 3 byte PC devices.
14634 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
14635 instead of ijmp for 3 byte PC devices.
14636 (__tablejump2__): (Ditto.).
14637 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
14638 (MULITLIB_DIRNAMES): (Ditto.).
14639 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
14641 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
14643 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
14644 "sse2_umulsidi3". Use V1DI mode for operand 0.
14645 ("mmx_psadbw"): Use V1DI mode for operand 0.
14646 * config/i386/i386-modes.def (V1SI): New vector mode.
14647 * config/i386/i386.c (struct builtin_description)
14648 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
14649 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
14650 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
14651 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
14652 v1di_ftype_v8qi_v8qi type.
14653 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
14655 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
14656 __builtin_ia32_pmuludq]: Fix the mode of return value.
14658 2008-03-15 Richard Guenther <rguenther@suse.de>
14660 PR middle-end/35595
14661 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
14664 2008-03-14 Bob Wilson <bob.wilson@acm.org>
14666 * doc/invoke.texi (Option Summary, Xtensa Options): Document
14667 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
14668 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
14669 unless TARGET_SERIALIZE_VOLATILE is enabled.
14670 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
14671 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
14672 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
14674 2008-03-14 Richard Guenther <rguenther@suse.de>
14676 PR tree-optimization/34172
14677 * tree-flow.h (refs_may_alias_p): Declare.
14678 (get_single_def_stmt): Likewise.
14679 (get_single_def_stmt_from_phi): Likewise.
14680 (get_single_def_stmt_with_phi): Likewise.
14681 * tree-dfa.c (refs_may_alias_p): New function.
14682 (get_single_def_stmt): Likewise.
14683 (get_single_def_stmt_from_phi): Likewise.
14684 (get_single_def_stmt_with_phi): Likewise.
14685 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
14686 (vn_reference_lookup_1): New helper function.
14687 (vn_reference_lookup): Walk the virtual use-def chain to
14688 continue searching for a match if the def does not alias the
14689 reference we are looking for.
14691 2008-03-14 David Edelsohn <edelsohn@gnu.org>
14693 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
14694 archive and Perzl. Update The Written Word listing.
14696 2008-03-14 Richard Guenther <rguenther@suse.de>
14698 PR tree-optimization/34043
14699 PR tree-optimization/33989
14700 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
14702 (bitmap_find_leader): Use extra argument to verify dominance
14703 relationship inside a basic-block.
14704 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
14705 (find_leader_in_sets): Adjust.
14706 (create_component_ref_by_pieces): Take extra argument for
14707 dominance check, handle lookup failures.
14708 (find_or_generate_expression): Likewise.
14709 (create_expression_by_pieces): Likewise.
14710 (insert_into_preds_of_block): Adjust.
14711 (create_value_expr_from): If asked for, verify all operands
14712 are in the blocks AVAIL_OUT set.
14713 (make_values_for_stmt): Check for SSA_NAMEs that are life
14714 over an abnormal edge.
14715 (compute_avail): Remove such check.
14716 (do_SCCVN_insertion): New function.
14717 (eliminate): If we do not find a leader suitable for replacement
14718 insert a replacement expression from SCCVN if available.
14719 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
14720 (struct vn_ssa_aux): Add needs_insertion flag.
14721 * tree-ssa-sccvn.c (may_insert): New global flag.
14722 (copy_reference_ops_from_ref): Value-number union member access
14723 based on its size, not type and member if insertion is allowed.
14724 (visit_reference_op_load): For a weak match from union type
14725 punning lookup a view-converted value and insert a SSA_NAME
14726 for that value if that is not found.
14727 (visit_use): Make dumps shorter. Do not disallow value numbering
14728 SSA_NAMEs that are life over an abnormal edge to constants.
14729 (free_scc_vn): Release inserted SSA_NAMEs.
14730 (run_scc_vn): New flag to specify whether insertion is allowed.
14731 Process SSA_NAMEs in forward order.
14732 * tree-ssa-loop-im.c (for_each_index): Handle invariant
14733 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
14734 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
14735 pointer type to/from integral types that do not change the
14736 precision to regular conversions.
14738 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14740 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14741 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14742 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
14743 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
14744 input arguments and the mode of return value. Built-in functions
14745 that operate on whole 64-bit MMX register now use V1DI mode.
14747 2008-03-13 Alon Dayan <alond@il.ibm.com>
14748 Olga Golovanevsky <olga@il.ibm.com>
14750 PR tree-optimization/35041
14751 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
14752 to locate the right position in a statement.
14754 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14758 * config/i386/xmmintrin.h: Change all static inline functions to
14759 extern inline and add __gnu_inline__ attribute.
14760 * config/i386/bmintrin.h: Ditto.
14761 * config/i386/smmintrin.h: Ditto.
14762 * config/i386/tmmintrin.h: Ditto.
14763 * config/i386/mmintrin-common.h: Ditto.
14764 * config/i386/ammintrin.h: Ditto.
14765 * config/i386/emmintrin.h: Ditto.
14766 * config/i386/pmmintrin.h: Ditto.
14767 * config/i386/mmintrin.h: Ditto.
14768 * config/i386/mm3dnow.h: Ditto.
14770 2008-03-13 Jakub Jelinek <jakub@redhat.com>
14772 PR middle-end/35185
14773 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
14774 (lower_omp_2): New function.
14775 (lower_omp_1, lower_omp): Rewritten.
14777 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
14780 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
14781 with the phrase "Microsoft Windows compilers".
14782 (Push/Pop Macro Pragmas): New subsection. Document
14783 #pragma push_macro and pragma pop_macro.
14785 2008-03-12 Paul Brook <paul@codesourcery.com>
14787 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
14789 2008-03-12 Paul Brook <paul@codesourcery.com>
14791 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
14792 (thumb2_alusi3_short): Exclude PLUS and MINUS.
14793 (thumb2_addsi_shortim): Rename ...
14794 (thumb2_addsi_short): ... to this. Allow register operands.
14795 (thumb2_subsi_short): New pattern.
14796 (thumb2_one_cmplsi2_short,
14797 thumb2_negsi2_short): New patterns and peepholes.
14799 2008-03-12 Paul Brook <paul@codesourcery.com>
14801 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
14803 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
14805 * config/i386/i386.md (int_cond): New code iterator.
14807 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
14808 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
14809 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
14810 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
14811 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
14812 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
14813 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
14814 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
14816 2008-03-12 Paul Brook <paul@codesourcery.com>
14818 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
14819 instead of {arm,thumb}_compute_save_reg_mask.
14820 (output_return_instruction): Ditto.
14821 (thumb_unexpanded_epilogue): Ditto.
14822 (thumb1_expand_prologue): Ditto.
14823 (thumb1_output_function_prologue): Ditto.
14824 (arm_set_return_address): Ditto.
14825 (thumb_set_return_address): Ditto.
14826 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
14827 regs to achieve stack alignment.
14828 (thumb1_compute_save_reg_mask): Fix compiler warning.
14829 (arm_output_epilogue): Use offsets->saved_regs_mask.
14830 Adjust stack pointer by poping call clobered registers.
14831 (arm_expand_prologue): Use offsets->saved_regs_mask.
14832 Adjust stack pointer by pushing extra registers.
14833 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
14835 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
14838 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
14839 conversion to the operands of a multiplication.
14841 2008-03-12 Richard Guenther <rguenther@suse.de>
14843 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
14844 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
14845 * timevar.def (TV_TREE_PHIPROP): Add.
14846 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
14847 pass description. Use TV_TREE_PHIPROP.
14848 * tree-ssa-forwprop.c: Remove phiprop code.
14850 2008-03-12 Jakub Jelinek <jakub@redhat.com>
14852 PR middle-end/35549
14853 * omp-low.c (maybe_lookup_decl): Constify first argument.
14854 (use_pointer_for_field): Change last argument from bool to
14855 omp_context *. Disallow shared copy-in/out in nested
14856 parallel if decl is shared in outer parallel too.
14857 (build_outer_var_ref, scan_sharing_clauses,
14858 lower_rec_input_clauses, lower_copyprivate_clauses,
14859 lower_send_clauses, lower_send_shared_vars): Adjust callers.
14861 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
14862 Ira Rosen <irar@il.ibm.com>
14864 * tree-vectorizer.c (free_stmt_vec_info): New function.
14865 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
14866 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
14867 * tree-vectorizer.h (free_stmt_vec_info): Declare.
14868 * tree-vect-transform.c (vectorizable_conversion): Free
14869 vec_oprnds0 if it was allocated.
14870 (vect_permute_store_chain): Remove unused VECs.
14871 (vectorizable_store): Free VECs that are allocated in the..
14873 (vect_transform_strided_load, vectorizable_load): Likewise.
14874 (vect_remove_stores): Simplify the code.
14875 (vect_transform_loop): Move code to vect_remove_stores().
14876 Call vect_remove_stores() and free_stmt_vec_info().
14878 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14880 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
14881 TARGET_HPUX. Revise comment.
14882 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
14883 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
14884 Use sr4 variant of `be' instruction when not generating PIC code.
14885 (attr_length_call): Adjust for above change.
14887 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14889 * ipa-reference.c (static_execute): Remove module_statics_const and
14890 associated setting code.
14892 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14895 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
14896 predicate for operand 1.
14897 (paritysi2_cmp): Use register_operand predicate for operand 2.
14898 Use earlyclobber modifier for operand 1. Remove support for
14900 (paritydi2_cmp): Use register_operand predicate for operand 3.
14901 Use earlyclobber modifier for operand 1. Remove support for
14904 2008-03-11 Paul Brook <paul@codesourcery.com>
14905 Vladimir Prus <vladimir@codesourcery.com>
14907 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
14908 (arm_compute_save_reg0_reg12_mask): Always
14909 check if register 11 must be saved. Always safe hard frame pointer
14910 when frame_pointer_needeed.
14911 (arm_compute_save_reg_mask): Save IP and PC
14912 only with apcs frames.
14913 (arm_output_epilogue): Adjust Thumb2 codepath to
14914 be also invoked and work for ARM non-apcs frames.
14915 (arm_expand_prologue): Don't bother saving IP
14916 for non-apcs frame, since it's not clobbered by
14917 prologue code. Implement non-apcs frame
14920 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14922 PR rtl-optimization/35281
14923 * expr.c (convert_move): Use a new pseudo for the intermediate
14924 from_mode->word_mode result.
14926 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14928 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
14929 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
14930 * toplev.c (compile_file): Don't call it.
14932 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14934 PR middle-end/35526
14935 * expr.c (store_expr): Call emit_block_move if the mode
14936 of "temp" RTX is BLKmode.
14938 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14939 Richard Guenther <rguenther@suse.de>
14941 PR tree-optimization/31358
14942 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
14943 the step with a NULL_TREE.
14944 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
14945 to sizetype if type is a pointer type.
14946 (add_candidate_1): Don't convert the base and step to
14947 the generic type if the orginal type is a pointer type.
14948 (add_iv_value_candidates): Use sizetype for the step
14949 if type is a pointer type.
14950 (cand_value_at): Likewise.
14951 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
14953 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
14954 Don't convert the tem affine to the type.
14955 (add_elt_to_tree): Use sizetype for the step if a pointer.
14956 Use POINTER_PLUS_EXPR for pointers.
14957 (aff_combination_to_tree): Use sizetype for the step if a
14960 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
14962 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
14963 Remove commutativity hint.
14965 2008-03-10 Jakub Jelinek <jakub@redhat.com>
14969 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
14970 errorneous type. Check that v is a VAR_DECL.
14972 PR middle-end/35099
14973 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
14975 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
14977 PR tree-optimization/35494
14978 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
14979 may be overriden at link and run time.
14981 2008-03-10 Richard Guenther <rguenther@suse.de>
14983 PR tree-optimization/34677
14984 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
14985 (poolify_tree): Likewise.
14986 (modify_expr_template): Likewise.
14987 (poolify_modify_stmt): Likewise.
14988 (insert_fake_stores): Handle all component-ref style stores
14989 in addition to INDIRECT_REF. Also handle complex types.
14990 Do not poolify the inserted load.
14991 (realify_fake_stores): Do not rebuild the tree but only
14992 make it a SSA_NAME copy.
14993 (init_pre): Remove initialzation of modify_expr_template.
14994 Do not allocate modify_expr_node_pool.
14995 (fini_pre): Do not free modify_expr_node_pool.
14997 2008-03-10 Paul Brook <paul@codesourcery.com>
14999 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
15000 to avoid conflicts.
15002 2008-03-10 Paul Brook <paul@codesourcery.com>
15003 Mark Shinwell <shinwell@codesourcery.com>
15005 * config/arm/cortex-r4.md: New.
15006 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
15008 * config/arm/arm.md: Include cortex-r4.md.
15009 (insn): Add smmls, sdiv and udiv values.
15010 (generic_sched): Don't use generic scheduling for Cortex-R4.
15011 (arm_issue_rate): New function.
15012 (TARGET_SCHED_ISSUE_RATE): Define.
15014 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
15016 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
15018 2008-03-10 Richard Guenther <rguenther@suse.de>
15020 * tree-ssa-pre.c (get_sccvn_value): Simplify.
15021 (compute_avail): Do not add stmt uses to AVAIL_OUT.
15023 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
15025 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
15026 Set default to true.
15028 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15030 * c.opt (Wsynth): Deprecate.
15031 * doc/invoke.texi (Option Summary, Warning Options): Document
15032 -Wno-format-contains-nul.
15034 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
15037 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
15038 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
15040 2008-03-09 Ira Rosen <irar@il.ibm.com>
15042 * config/rs6000/rs6000.c (builtin_description): Rename vector
15043 left shift operations.
15044 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
15045 (altivec_vsl<VI_char>): Rename to ...
15046 (ashl<mode>3): ... new name.
15047 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
15049 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
15051 2008-03-08 Richard Guenther <rguenther@suse.de>
15053 * coverage.h (tree_coverage_counter_addr): Declare.
15054 * coverage.c (tree_coverage_counter_addr): New function.
15055 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
15056 before using again.
15057 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
15058 (tree_gen_one_value_profiler): Likewise.
15059 (tree_gen_ic_profiler): Likewise.
15060 (tree_gen_average_profiler): Likewise.
15061 (tree_gen_ior_profiler): Likewise.
15063 2008-03-08 Richard Guenther <rguenther@suse.de>
15065 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
15066 (vn_binary_op_insert): Likewise.
15067 (vn_unary_op_lookup): Likewise.
15068 (vn_unary_op_insert): Likewise.
15069 (vn_nary_op_lookup): Declare.
15070 (vn_nary_op_insert): Likewise.
15071 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
15072 and binary hashes, use a single obstack for unary_op_pool
15073 and binary_op_pool.
15074 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
15075 a single struct vn_nary_op_s. Store tree code length and
15076 a variable number of operands.
15077 (struct vn_reference_op_struct): Remove unused op2.
15078 (vn_reference_op_eq): Do not compare op2.
15079 (vn_reference_op_compute_hash): Do not compute hash of op2.
15080 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
15081 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
15082 with vn_nary_op_compute_hash.
15083 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
15084 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
15086 (vn_unary_op_insert, vn_binary_op_insert): Replace with
15088 (visit_unary_op): Call nary functions.
15089 (visit_binary_op): Likewise.
15090 (process_scc): Adjust for struct vn_tables_s changes.
15091 (allocate_vn_table): Likewise.
15092 (free_vn_table): Likewise.
15093 * tree-vn.c (vn_add): Call nary functions.
15094 (vn_lookup): Likewise.
15096 2008-03-08 Jakub Jelinek <jakub@redhat.com>
15099 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
15100 wdst back after sync_compare_and_swapqhi_internal.
15102 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
15105 * config/i386/i386-modes.def (V1DI): New vector mode.
15106 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
15107 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
15108 (MMXMODE248): Ditto.
15109 (MMXMODE): Add V1DI mode.
15110 (mmxvecsize): Change DI mode to V1DI mode.
15111 ("mov<mode>): Use MMXMODEI8 mode iterator.
15112 ("*mov<mode>_internal_rex64"): Ditto.
15113 ("*mov<mode>_internal"): Ditto.
15114 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
15115 ("mmx_sub<mode>3"): Ditto.
15116 ("mmx_adddi3"): Remove insn pattern.
15117 ("mmx_subdi3"): Ditto.
15118 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
15119 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
15120 ("mmx_ashl<mode>3"): Ditto.
15121 ("mmx_lshrdi3"): Remove insn pattern.
15122 ("mmx_ashldi3"): Ditto.
15123 * config/i386/i386.c (classify_argument): Handle V1DImode.
15124 (function_arg_advance_32): Ditto.
15125 (function_arg_32): Ditto.
15126 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
15127 mmx_addv1di3 insn pattern.
15128 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
15129 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
15130 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
15131 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
15132 Remove definitions of built-in functions.
15133 (V1DI_type_node): New node.
15134 (v1di_ftype_v1di_int): Ditto.
15135 (v1di_ftype_v1di_v1di): Ditto.
15136 (v2si_ftype_v2si_si): Ditto.
15137 (v4hi_ftype_v4hi_di): Remove node.
15138 (v2si_ftype_v2si_di): Ditto.
15139 (ix86_init_mmx_sse_builtins): Handle V1DImode.
15140 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
15141 Redefine builtins using def_builtin_const with *_ftype_*_int node.
15142 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
15143 Add new builtins using def_builtin_const.
15144 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
15145 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
15146 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
15147 * config/i386/mmintrin.h (__v1di): New typedef.
15148 (_mm_add_si64): Cast arguments to __v1di type.
15149 (_mm_sub_si64): Ditto.
15150 (_mm_sll_pi16): Cast __count to __v4hi type.
15151 (_mm_sll_pi32): Cast __count to __v2si type.
15152 (_mm_sll_si64): Cast arguments to __v1di type.
15153 (_mm_srl_pi16): Cast __count to __v4hi type.
15154 (_mm_srl_pi32): Cast __count to __v2si type.
15155 (_mm_srl_si64): Cast arguments to __v1di type.
15156 (_mm_sra_pi16): Cast __count to __v4hi type.
15157 (_mm_sra_pi32): Cast __count to __v2si type.
15158 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
15159 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
15160 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
15161 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
15162 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
15163 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
15164 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
15165 (_mm_srai_pi32): Use __builtin_ia32_psradi.
15166 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
15167 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15168 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15169 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
15171 2008-03-07 Joseph Myers <joseph@codesourcery.com>
15173 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
15175 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
15178 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
15179 reg+const addressing for Altivec modes. Don't generate reg+reg
15180 addressing for TFmode or TDmode quantities.
15182 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
15184 * c-common.c (vector_types_convertible_p): Call langhook
15185 instead of comptypes.
15187 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15190 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
15191 integral and scalar float variables which have a
15194 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
15196 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
15197 dwarf_register_span hook when emitting unwind information for
15198 register-to-memory saves.
15199 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
15200 (rs6000_frame_related): Remove call to spe_synthesize_frame.
15202 2008-03-06 Jakub Jelinek <jakub@redhat.com>
15204 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
15205 for the same VAR_DECL.
15207 2008-03-06 Tom Tromey <tromey@redhat.com>
15209 * treelang: Delete.
15210 * doc/standards.texi (Standards): Don't mention treelang.
15211 * doc/invoke.texi (Overall Options): Don't mention treelang.
15212 * doc/install.texi (Prerequisites): Don't mention bison or
15214 (Configuration): Don't mention treelang.
15215 (Building): Likewise.
15216 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
15218 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
15220 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
15221 word-extractions out of a multi-word object.
15223 2008-03-06 Richard Guenther <rguenther@suse.de>
15225 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
15226 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
15227 result type and precision.
15228 * expr.c (get_inner_reference): Set unsignedp based on the result
15229 type of BIT_FIELD_REF.
15230 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
15231 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
15232 (try_instantiate_multiple_fields): Likewise. Use the correct type
15234 (sra_build_assignment): Likewise.
15235 (sra_build_elt_assignment): Likewise.
15236 (sra_explode_bitfield_assignment): Likewise.
15237 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
15238 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
15239 set BIT_FIELD_REF_UNSIGNED.
15240 (vectorizable_load): Likewise.
15242 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
15244 * cse.c (cse_extended_basic_block): Invalidate artificial defs
15247 2008-03-06 Richard Guenther <rguenther@suse.de>
15249 * alias.c (struct alias_set_entry): Move has_zero_child field
15250 to pack with alias_set.
15252 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
15254 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15257 2008-03-05 Ian Lance Taylor <iant@google.com>
15259 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
15261 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
15263 * fwprop.c (update_df): Support width and offset parameters of
15265 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
15266 global_conflicts): Change DF_REF_EXTRACT to either
15267 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15268 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15269 * df-scan.c (df_ref_record, df_defs_record,
15270 df_ref_create_structure, df_def_record_1, df_uses_record,
15271 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
15272 df_bb_refs_collect, df_entry_block_defs_collect,
15273 df_exit_block_uses_collect): Support new width and offset fields.
15274 (ref_extract_pool): New storage pool.
15275 (df_free_ref): New function.
15276 (df_reg_chain_unlink, df_free_collection_rec,
15277 df_sort_and_compress_refs): Call df_free_ref.
15278 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
15280 (df_ref_create_structure): Allocate df_ref_extract if offset and
15281 width fields are used.
15282 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
15283 (df_uses_record): Get offset and width from ZERO_EXTRACT
15285 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
15286 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15287 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15288 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
15289 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15290 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15291 (df_ref_extract): New structure.
15292 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
15293 (df_ref_create): Add width and offset parameters.
15295 2008-03-05 Richard Guenther <rguenther@suse.de>
15297 * tree-ssa-structalias.c (get_constraint_for_component_ref):
15298 Use ranges_overlap_p.
15299 (offset_overlaps_with_access): Rename
15300 to ranges_overlap_p and move ...
15301 * tree-flow-inline.h (ranges_overlap_p): ... here.
15303 * tree.h (get_inner_reference, handled_component_p): Update
15306 * tree.h (record_component_aliases, get_alias_set,
15307 alias_sets_conflict_p, alias_sets_must_conflict_p,
15308 objects_must_conflict_p): Move declarations ...
15309 * alias.h (record_component_aliases, get_alias_set,
15310 alias_sets_conflict_p, alias_sets_must_conflict_p,
15311 objects_must_conflict_p): ... here.
15312 Include coretypes.h.
15313 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
15315 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
15317 * cfg.c: Include tree-flow.h.
15318 (remove_edge_raw): Call redirect_edge_var_map_clear.
15319 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
15320 * tree-flow-inline.h (redirect_edge_var_map_def): New.
15321 (redirect_edge_var_map_result): New.
15322 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
15323 PENDING_STMT use with redirect_edge_var_map_*.
15324 * tree-ssa.c (edge_var_maps): New definition.
15325 (redirect_edge_var_map_add): New.
15326 (redirect_edge_var_map_clear): New.
15327 (redirect_edge_var_map_dup): New.
15328 (redirect_edge_var_map_vector): New.
15329 (redirect_edge_var_map_destroy): New.
15330 (ssa_redirect_edge): Replace PENDING_STMT use with
15331 redirect_edge_var_map_*.
15332 (flush_pending_stmts): Same.
15333 (delete_tree_ssa): Destroy edge var map.
15334 * tree-flow.h (struct _edge_var_map): New.
15335 Define edge_var_map vector type.
15336 Declare redirect_edge_var_map_* prototypes.
15337 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
15338 * tree-cfg.c (reinstall_phi_args): Replace
15339 PENDING_STMT use with redirect_edge_var_map_*.
15341 2008-03-05 Richard Guenther <rguenther@suse.de>
15343 PR tree-optimization/35472
15344 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
15345 whose single use_stmt has a overlapping set of loaded and
15346 stored symbols as that use_stmt might be a noop assignment then.
15348 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
15350 * gthr-rtems.h: Implement __gthread_mutex_destroy.
15352 2008-03-05 Richard Guenther <rguenther@suse.de>
15355 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
15356 should be constants.
15357 * tree-cfg.c (verify_expr): Verify it.
15358 * fold-const.c (fold_truthop): Remove code generating
15359 BIT_FIELD_REFs of structure bases.
15360 (fold_binary): Likewise.
15361 (fold_ternary): Position and size of BIT_FIELD_REFs are
15362 always host integers.
15363 (make_bit_field_ref): Remove.
15364 (optimize_bit_field_compare): Remove.
15365 (all_ones_mask_p): Remove.
15367 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
15370 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
15371 (split_block_and_df_analyze): New. Split basic block and rebuild
15373 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
15375 (split_pattern_seq): Likewise.
15376 (erase_matching_seqs): Likewise.
15377 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
15379 2008-03-04 Geoff Keating <geoffk@apple.com>
15381 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
15382 declaration and code.
15383 (tree_invalid_nonnegative_warnv_p): Likewise.
15385 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
15387 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
15388 examples. Truncate option-names then causing overfull hbox.
15390 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15393 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
15395 * configure: Rebuilt.
15397 2008-03-04 Rafael Espindola <espindola@google.com>
15399 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
15400 (tree_unary_nonnegative_warnv_p): New.
15401 (tree_binary_nonnegative_warnv_p): New.
15402 (tree_single_nonnegative_warnv_p): New.
15403 (tree_invalid_nonnegative_warnv_p): New.
15404 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
15406 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15409 * opts.c (handle_option): Postpone 'unknown option' errors only for
15412 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
15415 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
15418 2008-03-04 Rafael Espindola <espindola@google.com>
15420 * fold-const.c (tree_unary_nonzero_warnv_p): New.
15421 (tree_binary_nonzero_warnv_p): New.
15422 (tree_single_nonzero_warnv_p): New.
15423 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
15425 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
15427 PR middle-end/35456
15428 * fold-const.c (fold_cond_expr_with_comparison): Prevent
15429 transformations for modes that have signed zeros.
15430 * ifcvt.c (noce_try_abs): Ditto.
15432 2008-03-04 Joseph Myers <joseph@codesourcery.com>
15434 * config/i386/i386.c (override_options): Force
15435 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
15437 2008-03-04 Jan Hubicka <jh@suse.cz>
15440 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
15443 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15445 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
15446 label to probe the stack.
15448 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15450 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
15451 (__gthr_win32_mutex_destroy): Declare.
15452 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
15453 __gthr_win32_mutex_destroy.
15454 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
15456 2008-03-03 Jan Hubicka <jh@suse.cz>
15459 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
15460 aggressive on inlining cold calls.
15462 2008-03-03 Richard Guenther <rguenther@suse.de>
15464 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
15465 struct copies into the expression table.
15466 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
15467 (try_to_simplify): Likewise.
15468 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
15469 integral and pointer arguments which do not change the
15470 precision to NOP_EXPRs.
15471 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
15472 VIEW_CONVERT_EXPR case.
15474 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
15476 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
15477 defined in a loop at depth 0 is invariant.
15478 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15479 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
15480 be called at loop depth 0.
15482 2008-03-02 Jakub Jelinek <jakub@redhat.com>
15485 * gcc.c (process_command): Update copyright notice dates.
15486 * gcov.c (print_version): Likewise.
15487 * gcov-dump.c (print_version): Likewise.
15488 * mips-tfile.c (main): Likewise.
15489 * mips-tdump.c (main): Likewise.
15491 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15494 * c-common.c (flag_permissive): Delete.
15495 (constant_expression_warnings): Check flags first.
15496 (constant_expression_error): New.
15497 * c-common.h (flag_permissive): Delete.
15498 (constant_expression_error): Declare.
15499 * flags.h (flag_permissive): Declare. Update description.
15500 * diagnostic.c (pedwarn): Update.
15502 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
15503 (permissive_error_kind): New.
15504 * toplev.c (flag_permissive): Define. Update description.
15505 * toplev.h (permissive_error_kind): Declare.
15506 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
15507 (pedwarn_c90): Use pedantic_warning_kind.
15508 * c-opts.c (c_common_post_options): flag_permissive does not affect
15509 flag_pedantic_errors.
15511 2008-03-02 Joseph Myers <joseph@codesourcery.com>
15513 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
15514 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
15515 __absvsi2, __absvDI2): Use unsigned arithmetic.
15517 2008-03-02 Andi Kleen <ak@suse.de>
15518 Richard Guenther <rguenther@suse.de>
15520 * struct-equiv.c: Remove file.
15521 * cfg_cleanup.c (condjump_equiv_p): Remove.
15522 * Makefile.in (OBJS-common): Remove struct-equiv.o.
15523 (struct-equiv.o): Remove rule.
15524 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
15525 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
15526 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
15528 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15530 * ifcvt.c (noce_process_if_block): Try to handle only the then
15531 block if the else block exists but isn't suitable.
15533 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15536 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
15537 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
15538 regression from previous patch.
15540 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15543 * gthr.h: Add __gthread_mutex_destroy as a function that must be
15545 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
15546 * gthr-single.h (__gthread_mutex_destroy): Likewise.
15547 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
15548 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
15549 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
15550 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
15551 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
15552 (__gthread_mutex_destroy_function): Rename to
15553 __gthread_mutex_destroy.
15554 * gthr-dce.h (__gthread_mutex_destroy): Call
15555 pthread_mutex_destroy.
15556 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
15557 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
15558 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
15560 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15562 * df-scan.c (df_ref_chain_change_bb): Simplify.
15563 (df_insn_change_bb): Add new_bb argument. Simplify. Call
15564 set_block_for_insn if there's any change.
15565 * df.h ((df_insn_change_bb): Fix prototype.
15566 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
15567 df_insn_change_bb, don't call set_block_for_insn.
15568 * emit-rtl.c (reorder_insns): Likewise.
15569 * haifa-sched.c (move_insn): Likewise.
15571 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15573 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
15575 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15577 * tree-flow-inline.h (next_readonly_imm_use): Return
15578 NULL_USE_OPERAND_P after the end.
15580 2008-03-01 Richard Guenther <rguenther@suse.de>
15582 PR tree-optimization/35411
15583 * tree-sra.c (sra_build_assignment): Split conversion to
15584 final type to a separate statement if we are not assigning
15587 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15589 * fold-const.c (fold_convertible_p): Correct the logic to follow
15590 that in fold_convert().
15592 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
15595 * tree-inline.c (build_duplicate_type): When we make a
15596 duplicate type, make it unique in the canonical types system.
15598 2008-02-29 Tom Tromey <tromey@redhat.com>
15600 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
15601 input_file_stack_history, input_file_stack_restored): Remove.
15602 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15603 * input.h (struct file_stack): Remove.
15604 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15605 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
15607 * diagnostic.h (struct diagnostic_context) <last_module>: Change
15609 (diagnostic_last_module_changed): Add 'map' argument.
15610 (diagnostic_set_last_function): Likewise.
15611 * diagnostic.c (undiagnostic_report_current_module): Iterate using
15612 line map, not input_file_stack.
15613 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
15615 2008-02-29 Paul Brook <paul@codesourcery.com>
15617 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
15619 2008-02-29 Paul Brook <paul@codesourcery.com>
15621 * config/arm/ieee754-df.S (muldf3): Use RET macros.
15623 2008-02-29 Richard Guenther <rguenther@suse.de>
15625 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
15627 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
15628 value for comparing for a store match.
15629 (simplify_unary_expression): Do nothing for SSA_NAMEs.
15630 (try_to_simplify): Do not do a full-blown reference lookup.
15632 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15634 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
15635 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15637 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
15639 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
15641 * tree-loop-linear.c (try_interchange_loops): Compare memory access
15642 strides against cache sizes.
15644 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15646 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
15649 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
15651 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
15652 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
15653 is smaller than the original promoted value.
15654 (simplify_subreg): If OP is a SUBREG, try to preserve its
15655 SUBREG_PROMOTED_VAR_P information.
15657 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
15659 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
15660 (VN_INFO_GET): Allocate new objects on the obstack.
15661 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
15662 for rpo_numbers_temp, for consistency.
15663 (free_scc_vn): Free the obstack.
15665 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
15667 * doc/invoke.texi: Document -ftree-loop-distribution.
15668 * tree-loop-distribution.c: New.
15669 * tree-pass.h (pass_loop_distribution): New.
15670 * graphds.h (struct graph): Add htab_t indices.
15671 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
15672 * tree-vectorizer.c (rename_variables_in_loop): Extern.
15673 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
15674 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
15675 * tree-data-ref.c (debug_data_dependence_relations): New.
15676 (dump_data_dependence_relation): Also print data references.
15677 (free_data_ref): Extern.
15678 (same_access_functions): Moved...
15679 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
15680 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15681 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
15682 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
15683 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
15684 (stmts_from_loop): Skip LABEL_EXPR.
15685 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
15687 (build_rdg): Initialize rdg->indices htab.
15688 (free_rdg, stores_from_loop, ref_base_address,
15689 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
15690 have_similar_memory_accesses_1, ref_base_address_1,
15691 remove_similar_memory_refs): New.
15692 * tree-data-ref.h: Depend on tree-chrec.h.
15693 (debug_data_dependence_relations, free_data_ref): Declared.
15694 (same_access_functions): ... here.
15695 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
15697 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
15698 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
15699 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
15700 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15701 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
15702 rdg_vertex_for_stmt): Declared.
15703 (struct rdg_edge): Add level.
15705 (free_rdg, stores_from_loop, remove_similar_memory_refs,
15706 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
15708 (rdg_has_similar_memory_accesses): New.
15709 * tree-vect-analyze.c: Remove unused static decls.
15710 * lambda.h (dependence_level): New.
15711 * common.opt (ftree-loop-distribution): New.
15712 * tree-flow.h (mark_virtual_ops_in_bb,
15713 slpeel_tree_duplicate_loop_to_edge_cfg,
15714 rename_variables_in_loop): Declared.
15715 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
15716 (OBJS-common): Add tree-loop-distribution.o.
15717 (tree-loop-distribution.o): New rule.
15718 * tree-cfg.c (mark_virtual_ops_in_bb): New.
15719 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
15720 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
15722 2008-02-28 Joseph Myers <joseph@codesourcery.com>
15725 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
15726 other than structures and unions.
15728 2008-02-28 Richard Guenther <rguenther@suse.de>
15731 2008-02-26 Richard Guenther <rguenther@suse.de>
15733 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15734 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15735 (lookup_decl_from_uid): Declare.
15736 (remove_decl_from_map): Likewise.
15737 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15738 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15739 (decl_for_uid_map): New global hashtable mapping DECL_UID
15741 (init_ttree): Allocate it.
15742 (insert_decl_to_uid_decl_map): New helper function.
15743 (make_node_stat): Insert new decls into the map.
15744 (copy_node_stat): Likewise.
15745 (lookup_decl_from_uid): New function.
15746 (remove_decl_from_map): Likewise.
15747 (print_decl_for_uid_map_statistics): New helper.
15748 (dump_tree_statistics): Call it.
15750 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15751 (referenced_var_iterator): Adjust.
15752 (FOR_EACH_REFERENCED_VAR): Adjust.
15753 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15754 (num_referenced_vars): Adjust.
15755 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15756 (first_referenced_var): Remove.
15757 (end_referenced_vars_p): Likewise.
15758 (next_referenced_var): Likewise.
15759 (referenced_var_iterator_set): New helper function.
15760 * tree-dfa.c (referenced_var_lookup): Adjust.
15761 (referenced_var_check_and_insert): Likewise.
15762 (remove_referenced_var): Likewise.
15763 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15764 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15765 (verify_call_clobbering): Likewise.
15766 (verify_memory_partitions): Likewise.
15767 (init_tree_ssa): Allocate bitmap instead of hashtable for
15769 (delete_tree_ssa): Adjust.
15770 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15771 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15772 (compute_tag_properties): Likewise.
15773 (set_initial_properties): Likewise.
15774 (find_partition_for): Likewise.
15775 (update_reference_counts): Likewise.
15776 (dump_may_aliases_for): Likewise.
15777 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15778 (add_call_clobber_ops): Likewise.
15779 (add_call_read_ops): Likewise.
15780 (get_asm_expr_operands): Likewise.
15781 * tree-into-ssa.c (dump_decl_set): Likewise.
15782 (update_ssa): Likewise.
15783 * tree-sra.c (scan_function): Likewise.
15784 (decide_instantiations): Likewise.
15785 (scalarize_parms): Likewise.
15786 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15787 (dsa_named_for): Likewise.
15788 * tree-ssa-structalias.c (update_alias_info): Likewise.
15789 (merge_smts_into): Likewise.
15791 2008-02-27 David Daney <ddaney@avtrex.com>
15794 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
15795 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
15796 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
15797 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
15798 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
15800 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
15803 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
15804 (BUILT_IN_NEXTTOWARD): Remove.
15805 (BUILT_IN_NEXTTOWARDF): Ditto.
15806 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
15807 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
15809 2008-02-27 Tom Tromey <tromey@redhat.com>
15811 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
15812 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
15814 2008-02-27 Jan Beulich <jbeulich@novell.com>
15816 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
15817 update the respective field on newdecl.
15819 2008-02-27 Revital Eres <eres@il.ibm.com>
15821 PR rtl-optimization/34999
15822 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
15823 crossing edges that ends with a call insn.
15824 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
15825 call insn and clear the EDGE_CROSSING flag of the crossing edge
15826 when fixing fallthru edges.
15828 2008-02-27 Richard Guenther <rguenther@suse.de>
15830 PR middle-end/35390
15831 * fold-const.c (fold_unary): Return the correct argument,
15832 converted to the result type.
15834 2008-02-27 Richard Guenther <rguenther@suse.de>
15836 PR middle-end/34971
15837 * expr.c (expand_expr_real_1): Assert on rotates that operate
15839 * fold-const.c (fold_binary): Use the types precision, not the
15840 bitsize of the mode if folding rotate expressions. Build rotates
15841 only for full modes.
15843 2008-02-27 Jakub Jelinek <jakub@redhat.com>
15845 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
15846 and CPP_PRAGMA_EOL.
15847 * c-pragma.c (pragma_ns_name): New typedef.
15848 (registered_pp_pragmas): New variable.
15849 (c_pp_lookup_pragma): New function.
15850 (c_register_pragma_1): If flag_preprocess_only, do nothing
15851 for non-expanded pragmas, for expanded ones push pragma's
15852 namespace and name into registered_pp_pragmas vector.
15853 (c_invoke_pragma_handler): Register OpenMP pragmas even when
15854 flag_preprocess_only, don't register GCC pch_preprocess
15855 pragma if flag_preprocess_only.
15856 * c-opts.c (c_common_init): Call init_pragma even if
15857 flag_preprocess_only.
15858 * c-pragma.c (c_pp_lookup_pragma): New prototype.
15859 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
15860 cpp_register_pragma if flag_preprocess_only.
15862 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15865 * c-parser.c (c_parser_translation_unit): Warn for empty
15866 translation unit, not empty source file.
15868 2008-02-26 Paul Brook <paul@codesourcery.com>
15870 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
15871 operand for Thumb-2.
15872 * config/arm/arm.h (reg_class): Add CORE_REGS.
15873 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
15874 (BASE_REG_CLASS): Use CORE_REGS.
15875 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
15876 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
15877 (REGNO_OK_FOR_INDEX_P): Exclude SP.
15878 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
15879 ARM_REGNO_OK_FOR_INDEX_P.
15880 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
15881 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
15882 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
15883 (ldm/stm peepholes): Ditto.
15884 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
15885 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
15886 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
15887 * config/arm/constraints.md: Enable "k" constraint on ARM.
15889 2008-02-27 Ben Elliston <bje@au.ibm.com>
15891 * config/rs6000/rs6000.c: Annotate cache line size field in all
15892 instances of struct processor_costs.
15894 2008-02-26 David Edelsohn <edelsohn@gnu.org>
15896 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
15897 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
15898 jump_bypass): New counters.
15899 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
15900 * dce.c (gate_ud_dce): Same.
15901 (gate_fast_dce): Same.
15902 * dse.c (gate_dse1): New function.
15903 (gate_dse2): New function.
15904 (gate_dse): Merge results of new gate functions.
15905 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
15906 (gate_handle_jump_bypass): Add dbg_cnt.
15907 (gate_handle_gcse): Add dbg_cnt.
15908 * ifcvt.c (gate_handle_if_conversion): Same.
15909 (gate_handle_if_after_combine): Same.
15910 (gate_handle_if_after_reload): Same.
15911 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
15913 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
15915 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
15917 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
15919 2008-02-26 Jason Merrill <jason@redhat.com>
15922 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
15923 alone if it's the naming decl for the type's main variant.
15925 2008-02-26 Tom Tromey <tromey@redhat.com>
15927 * system.h (USE_MAPPED_LOCATION): Poison.
15928 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
15929 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
15930 (make_goto_expr_edges): Likewise.
15931 (remove_bb): Likewise.
15932 (execute_warn_function_return): Likewise.
15933 * basic-block.h (struct edge_def) <goto_locus>: Change type to
15935 * c-common.c (fname_decl): Remove old location code.
15936 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
15938 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
15940 (ASM_INPUT_SOURCE_LOCATION): Likewise.
15941 (gen_rtx_ASM_INPUT): Likewise.
15942 (gen_rtx_ASM_INPUT_loc): Likewise.
15943 (get_rtx_asm_OPERANDS): Remove.
15944 * cfglayout.c (insn_locators_alloc): Remove old location code.
15945 (set_curr_insn_source_location): Likewise.
15946 (curr_insn_locator): Likewise.
15947 * print-tree.c (print_node): Remove old location code.
15948 * tree-mudflap.c (mf_varname_tree): Remove old location code.
15949 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
15950 * cfgexpand.c (expand_gimple_cond_expr): Don't use
15951 location_from_locus.
15952 (construct_exit_block): Remove old location code.
15953 * emit-rtl.c (force_next_line_note): Remove old location code.
15954 * profile.c (branch_prob): Remove old location code.
15955 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
15956 LOC_LINE): Remove old-location variants.
15957 * langhooks.c (lhd_print_error_function): Remove old location
15959 * configure, config.in: Rebuilt.
15960 * configure.ac (--enable-mapped-location): Remove.
15961 * c-decl.c (c_init_decl_processing): Remove old location code.
15962 (finish_function): Likewise.
15963 * recog.c (decode_asm_operands): Remove old location code.
15964 * c-pch.c (c_common_read_pch): Remove old location code.
15965 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
15967 * gimple-low.c (lower_function_body): Remove old location code.
15968 * toplev.c (unknown_location): Remove.
15969 (push_srcloc): Remove old-location variant.
15970 (process_options): Remove old location code.
15971 (lang_dependent_init): Likewise.
15972 * input.h (UNKNOWN_LOCATION): Move definition.
15973 (location_t): Undeprecate.
15974 (source_locus): Remove.
15975 (location_from_locus): Remove.
15976 (struct location_s): Remove.
15977 Remove all old-location code.
15978 (input_line, input_filename): Remove.
15979 * final.c (final_scan_insn): Remove old location code.
15980 * diagnostic.c (diagnostic_build_prefix): Remove
15981 USE_MAPPED_LOCATION test.
15982 * tree.h (gimple_stmt) <locus>: Now a location_t.
15983 (tree_exp) <locus>: Likewise.
15984 (DECL_IS_BUILTIN): Remove old-location variant.
15985 (annotate_with_file_line, annotate_with_locus): Likewise.
15986 (expr_locus, set_expr_locus): Update.
15987 * tree.c (build1_stat): Remove old location code.
15988 (last_annotated_node): Remove.
15989 (annotate_with_file_line): Remove old-location variant.
15990 (annotate_with_locus): Likewise.
15991 (expr_location): Remove old location code.
15992 (set_expr_location): Likewise.
15993 (expr_has_location): Likewise.
15994 (expr_locus): Likewise.
15995 (set_expr_locus): Likewise.
15996 (expr_filename): Don't use location_from_locus.
15997 (expr_lineno): Likewise.
15998 * rtl-error.c (location_for_asm): Remove old location code.
15999 * c-lex.c (cb_line_change): Remove old location code.
16000 (fe_file_change): Likewise.
16001 (cb_def_pragma): Likewise.
16002 (c_lex_with_flags): Likewise.
16003 * gengtype.c (do_typedef): Don't special-case location types.
16004 (define_location_structures): Remove.
16005 (main): Don't call define_location_structures.
16006 * tree-pretty-print.c (dump_implicit_edges): Remove old location
16009 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16012 * builtins.def (BUILT_IN_STDARG_START): Remove.
16013 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
16014 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
16015 * tree-inline.c (inline_forbidden_p_1): Likewise.
16017 2008-02-26 Richard Guenther <rguenther@suse.de>
16019 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16020 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16021 (lookup_decl_from_uid): Declare.
16022 (remove_decl_from_map): Likewise.
16023 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16024 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16025 (decl_for_uid_map): New global hashtable mapping DECL_UID
16027 (init_ttree): Allocate it.
16028 (insert_decl_to_uid_decl_map): New helper function.
16029 (make_node_stat): Insert new decls into the map.
16030 (copy_node_stat): Likewise.
16031 (lookup_decl_from_uid): New function.
16032 (remove_decl_from_map): Likewise.
16033 (print_decl_for_uid_map_statistics): New helper.
16034 (dump_tree_statistics): Call it.
16036 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16037 (referenced_var_iterator): Adjust.
16038 (FOR_EACH_REFERENCED_VAR): Adjust.
16039 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16040 (num_referenced_vars): Adjust.
16041 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16042 (first_referenced_var): Remove.
16043 (end_referenced_vars_p): Likewise.
16044 (next_referenced_var): Likewise.
16045 (referenced_var_iterator_set): New helper function.
16046 * tree-dfa.c (referenced_var_lookup): Adjust.
16047 (referenced_var_check_and_insert): Likewise.
16048 (remove_referenced_var): Likewise.
16049 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16050 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16051 (verify_call_clobbering): Likewise.
16052 (verify_memory_partitions): Likewise.
16053 (init_tree_ssa): Allocate bitmap instead of hashtable for
16055 (delete_tree_ssa): Adjust.
16056 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16057 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16058 (compute_tag_properties): Likewise.
16059 (set_initial_properties): Likewise.
16060 (find_partition_for): Likewise.
16061 (update_reference_counts): Likewise.
16062 (dump_may_aliases_for): Likewise.
16063 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16064 (add_call_clobber_ops): Likewise.
16065 (add_call_read_ops): Likewise.
16066 (get_asm_expr_operands): Likewise.
16067 * tree-into-ssa.c (dump_decl_set): Likewise.
16068 (update_ssa): Likewise.
16069 * tree-sra.c (scan_function): Likewise.
16070 (decide_instantiations): Likewise.
16071 (scalarize_parms): Likewise.
16072 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16073 (dsa_named_for): Likewise.
16074 * tree-ssa-structalias.c (update_alias_info): Likewise.
16075 (merge_smts_into): Likewise.
16077 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16080 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
16081 * c-opts.c (c_common_handle_option): Wall enables
16082 Wvolatile-register-var.
16083 * common.opt: Move Wvolatile-register-var to...
16086 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16088 * common.opt (Wlarger-than=): New.
16089 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
16091 * opts.c (common_handle_option): Handle -Wlarger-than=.
16092 * optc-gen.awk: Likewise.
16093 * opth-gen.awk: Likewise.
16094 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
16095 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16097 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16099 * c-common.c (match_case_to_enum_1): Add appropriate
16100 OPT_W* parameter to warning.
16101 (c_do_switch_warnings): Likewise.
16102 * c-typeck.c (warning_init): Add one more parameter following
16103 'warning' function.
16104 (push_init_level): Update call to warning_init.
16105 (pop_init_level): Likewise.
16106 (add_pending_init): Likewise.
16107 (output_init_element: Likewise.
16109 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16112 * toplev.c (toplev_main): If there are warnings or error, print
16113 errors for ignored options.
16114 * opts.c (ignored_options): New static variable.
16115 (postpone_unknown_option_error): New.
16116 (print_ignored_options): New.
16117 (handle_option): Postpone errors for unknown -Wno-* options.
16118 * opts.h (print_ignored_options): Declare.
16120 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
16122 * config/mips/mips.md (loadgp_blockage, blockage): Change type
16125 2008-02-25 Richard Guenther <rguenther@suse.de>
16128 2008-02-25 Richard Guenther <rguenther@suse.de>
16130 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16131 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16132 (lookup_decl_from_uid): Declare.
16133 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16134 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16135 (decl_for_uid_map): New global hashtable mapping DECL_UID
16137 (init_ttree): Allocate it.
16138 (insert_decl_to_uid_decl_map): New helper function.
16139 (make_node_stat): Insert new decls into the map.
16140 (copy_node_stat): Likewise.
16141 (lookup_decl_from_uid): New function.
16142 (print_decl_for_uid_map_statistics): New helper.
16143 (dump_tree_statistics): Call it.
16145 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16146 (referenced_var_iterator): Adjust.
16147 (FOR_EACH_REFERENCED_VAR): Adjust.
16148 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16149 (num_referenced_vars): Adjust.
16150 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16151 (first_referenced_var): Remove.
16152 (end_referenced_vars_p): Likewise.
16153 (next_referenced_var): Likewise.
16154 (referenced_var_iterator_set): New helper function.
16155 * tree-dfa.c (referenced_var_lookup): Adjust.
16156 (referenced_var_check_and_insert): Likewise.
16157 (remove_referenced_var): Likewise.
16158 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16159 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16160 (verify_call_clobbering): Likewise.
16161 (verify_memory_partitions): Likewise.
16162 (init_tree_ssa): Allocate bitmap instead of hashtable for
16164 (delete_tree_ssa): Adjust.
16165 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16166 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16167 (compute_tag_properties): Likewise.
16168 (set_initial_properties): Likewise.
16169 (find_partition_for): Likewise.
16170 (update_reference_counts): Likewise.
16171 (dump_may_aliases_for): Likewise.
16172 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16173 (add_call_clobber_ops): Likewise.
16174 (add_call_read_ops): Likewise.
16175 (get_asm_expr_operands): Likewise.
16176 * tree-into-ssa.c (dump_decl_set): Likewise.
16177 (update_ssa): Likewise.
16178 * tree-sra.c (scan_function): Likewise.
16179 (decide_instantiations): Likewise.
16180 (scalarize_parms): Likewise.
16181 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16182 (dsa_named_for): Likewise.
16183 * tree-ssa-structalias.c (update_alias_info): Likewise.
16184 (merge_smts_into): Likewise.
16186 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16189 * doc/invoke.texi (-fcx-limited-range): Document new option.
16190 * toplev.c (process_options): Handle -fcx-fortran-rules.
16191 * common.opt: Add documentation for -fcx-fortran-rules.
16193 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16196 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
16197 actual behaviour and C99.
16199 2008-02-26 Ben Elliston <bje@au.ibm.com>
16201 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
16202 (ASM_CPU_POWER6_SPEC): Likewise.
16203 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
16204 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
16205 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
16207 2008-02-25 Richard Guenther <rguenther@suse.de>
16209 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16210 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16211 (lookup_decl_from_uid): Declare.
16212 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16213 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16214 (decl_for_uid_map): New global hashtable mapping DECL_UID
16216 (init_ttree): Allocate it.
16217 (insert_decl_to_uid_decl_map): New helper function.
16218 (make_node_stat): Insert new decls into the map.
16219 (copy_node_stat): Likewise.
16220 (lookup_decl_from_uid): New function.
16221 (print_decl_for_uid_map_statistics): New helper.
16222 (dump_tree_statistics): Call it.
16224 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16225 (referenced_var_iterator): Adjust.
16226 (FOR_EACH_REFERENCED_VAR): Adjust.
16227 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16228 (num_referenced_vars): Adjust.
16229 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16230 (first_referenced_var): Remove.
16231 (end_referenced_vars_p): Likewise.
16232 (next_referenced_var): Likewise.
16233 (referenced_var_iterator_set): New helper function.
16234 * tree-dfa.c (referenced_var_lookup): Adjust.
16235 (referenced_var_check_and_insert): Likewise.
16236 (remove_referenced_var): Likewise.
16237 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16238 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16239 (verify_call_clobbering): Likewise.
16240 (verify_memory_partitions): Likewise.
16241 (init_tree_ssa): Allocate bitmap instead of hashtable for
16243 (delete_tree_ssa): Adjust.
16244 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16245 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16246 (compute_tag_properties): Likewise.
16247 (set_initial_properties): Likewise.
16248 (find_partition_for): Likewise.
16249 (update_reference_counts): Likewise.
16250 (dump_may_aliases_for): Likewise.
16251 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16252 (add_call_clobber_ops): Likewise.
16253 (add_call_read_ops): Likewise.
16254 (get_asm_expr_operands): Likewise.
16255 * tree-into-ssa.c (dump_decl_set): Likewise.
16256 (update_ssa): Likewise.
16257 * tree-sra.c (scan_function): Likewise.
16258 (decide_instantiations): Likewise.
16259 (scalarize_parms): Likewise.
16260 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16261 (dsa_named_for): Likewise.
16262 * tree-ssa-structalias.c (update_alias_info): Likewise.
16263 (merge_smts_into): Likewise.
16265 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
16268 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
16269 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
16270 * alias.h (nonoverlapping_memrefs_p): Likewise.
16272 2008-02-25 Jan Beulich <jbeulich@novell.com>
16274 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
16275 * config/i386/netware-libgcc.exp: Add __bswap?i2,
16276 __emultls_get_address, __emultls_register_common,
16277 __floatundi?f, and _Unwind_GetIPInfo.
16278 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
16279 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
16280 (gen_regparm_prefix): Likewise.
16281 (i386_nlm_encode_section_info): Sync with
16282 config/i386/winnt.c:i386_pe_encode_section_info().
16283 (i386_nlm_maybe_mangle_decl_assembler_name): New.
16284 i386_nlm_mangle_decl_assembler_name): New.
16285 (netware_override_options): New.
16286 * config/i386/netware.h (netware_override_options): Declare.
16287 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
16288 (i386_nlm_mangle_decl_assembler_name): Declare.
16289 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
16291 2008-02-25 Ben Elliston <bje@au.ibm.com>
16294 * c-decl.c (grokdeclarator): Remove unused local variables
16295 `typedef_type' and `type_as_written'.
16297 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
16298 unused local variable `has_hot_blocks'.
16299 (fix_crossing_conditional_branches): Remove unused local variable
16302 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
16304 PR middle-end/19984
16305 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
16306 using DEF_C99_BUILTIN.
16307 (BUILT_IN_NANF): Ditto.
16308 (BUILT_IN_NANL): Ditto.
16310 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
16311 Revital Eres <eres@il.ibm.com>
16313 * modulo-sched.c (calculate_must_precede_follow): Address TODO
16314 regarding the order of two dependent insns in the same row.
16316 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
16318 * stor-layout.c (layout_decl): Do not bump the alignment of a
16319 bit-field to more than byte alignment if it is packed.
16321 2008-02-24 David Edelsohn <edelsohn@gnu.org>
16323 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
16326 2008-02-24 Diego Novillo <dnovillo@google.com>
16328 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
16331 * tree-vrp.c (vrp_evaluate_conditional): With
16332 -Wtype-limits, emit a warning when comparing against a
16333 constant outside the natural range of OP0's type.
16334 * c.opt (Wtype-limits): Move ...
16335 * common.opt (Wtype-limits): ... here.
16337 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
16339 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
16340 * config/rs6000/e300c2c3.md: New file.
16341 * config/rs6000/rs6000.c (processor_costs): Add new costs for
16343 (rs6000_override_options): Add e300c2 and e300c3 cases to
16344 processor_target_table. Do not allow usage of Altivec or Spe
16345 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
16346 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
16347 * config/rs6000/rs6000.h (processor_type): Add
16348 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
16349 (ASM_CPU_SPEC): Add e300c2 and e300c3.
16350 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
16351 and ppce300c3. Include e300c2c3.md.
16353 2008-02-23 David Edelsohn <edelsohn@gnu.org>
16355 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
16356 instead of TARGET_STRICT_ALIGN.
16358 2008-02-23 Joseph Myers <joseph@codesourcery.com>
16360 * explow.c (memory_address): Assert that the generated address is
16363 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16366 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
16367 * config/darwin-ppc-ldouble-patch.def: New file.
16368 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
16369 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
16370 SUBTARGET_INIT_BUILTINS if defined.
16371 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
16374 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16377 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
16378 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
16380 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16383 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
16384 file" warning condtional on -Winvalid-PCH.
16386 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16388 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
16390 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
16394 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
16395 prevent reload from using MMX registers.
16396 (*mov<mode>_internal): Ditto.
16397 (*movv2sf_internal_rex64): Ditto.
16398 (*movv2sf_internal): Ditto.
16400 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16402 PR documentation/31569
16403 * doc/install.texi2html: Use makeinfo --no-number-sections.
16405 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16407 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
16408 ensure that we can address an entire entity > 8 bytes. Don't
16409 generate reg+reg addressing for such data.
16411 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16413 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
16414 strings when optimizing for size, unless the target cares about
16417 2008-02-22 Tom Tromey <tromey@redhat.com>
16419 * regclass.c (current_pass): Remove declaration.
16421 2008-02-22 Anatoly Sokolov <aesok@post.ru>
16423 * config/avr/libgcc.S (__RAMPZ__): Define.
16424 (__do_copy_data): Add for devices with 128KB code memory.
16426 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16428 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16430 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
16432 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
16434 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
16437 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16440 * c-typeck.c (build_binary_op): Warn about floating point
16441 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
16443 2008-02-21 Janis Johnson <janis187@us.ibm.com>
16446 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
16447 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
16449 (rs6000_override_options): Set altivec_abi as default, not override,
16450 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
16451 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
16452 is used; use new member spe_abi.
16453 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
16454 spe_abi and altivec_abi.
16456 2008-02-22 Tomas Bily <tbily@suse.cz>
16458 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
16460 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16463 * config.build (build_file_translate): Set to `CMD //c' only if
16465 * Makefile.in (build_file_translate): Improve comment.
16467 2008-02-21 Jan Hubicka <jh@suse.cz>
16469 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
16470 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
16471 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
16473 2008-02-21 Michael Matz <matz@suse.de>
16476 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
16478 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
16480 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
16481 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
16482 as insn constraint.
16483 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
16484 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
16485 SSE_VEC_FLOAT_MODE_P as insn constraint.
16486 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
16487 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
16488 sse4a_movntdf using MODEF mode iterator.
16489 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
16490 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
16491 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
16492 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
16493 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
16494 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
16495 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
16497 2008-02-21 Richard Guenther <rguenther@suse.de>
16499 * tree.def (PAREN_EXPR): New tree code.
16500 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
16502 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
16503 * expr.c (expand_expr_real_1): Likewise.
16504 * tree-inline.c (estimate_num_insns_1): Likewise.
16505 * tree-complex.c (expand_complex_move): Likewise.
16506 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
16509 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16512 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
16514 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16517 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
16519 * config/sh/sh.c (find_barrier): Don't go past
16520 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
16522 2008-02-20 DJ Delorie <dj@redhat.com>
16524 * config/h8300/h8300.md (insv): Force source operand to be a register.
16526 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
16527 as a jump, not as a plain insn.
16529 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
16531 * doc/invoke.texi (Warning Options): Add new option
16532 -Wframe-larger-than=.
16533 (-Wframe-larger-than): Document.
16535 * flags.h (warn_frame_larger_than, frame_larger_than_size):
16536 Add declarations for new option variables.
16538 * final.c (final_start_function): Check the frame size
16539 before emission and issue a Wframe-larger-than warning.
16541 * opts.c (warn_frame_larger_than, frame_larger_than_size):
16542 Add definitions for new option variables.
16543 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
16545 * common.opt (Wframe-larger-than=): New option.
16547 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16549 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
16550 (<sse>_div<mode>3): Ditto.
16551 (<sse>_vmdiv<mode>3): Ditto.
16552 (<sse>_vmsqrt<mode>2): Ditto.
16553 (*smax<mode>3): Ditto.
16554 (sse5_frcz<mode>2): Ditto.
16555 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
16556 as insn constraint.
16558 2008-02-20 Richard Guenther <rguenther@suse.de>
16560 PR middle-end/35265
16561 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
16562 be happy with INTEGRAL_TYPE_P.
16564 2008-02-20 Richard Guenther <rguenther@suse.de>
16566 * fold-const.c (split_tree): Associate floatig-point expressions
16567 if flag_associative_math is set.
16569 2008-02-20 Richard Guenther <rguenther@suse.de>
16571 * tree.h (fold_real_zero_addition_p): Declare.
16572 * fold-const.c (fold_real_zero_addition_p): Export.
16573 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
16574 floating-point operations with zero and one.
16576 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
16578 * doc/install.texi: Correct references to CFLAGS, replacing them
16579 with BOOT_CFLAGS. Document flags used during bootstrap for
16582 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16584 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
16585 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
16586 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
16588 (smin<mode>3): Ditto from similar patterns.
16589 (smax<mode>3): Ditto.
16590 (*ieee_smin<mode>3): Ditto.
16591 (*ieee_smax<mode>3): Ditto.
16592 * config/i386/sse.md (sse): New mode attribute.
16593 (mov<mode>): Macroize expander from movv4sf and movv2df using
16594 SSEMODEF2P mode iterator.
16595 (<sse>_movnt<mode>): Ditto from similar patterns. Use
16596 SSE_VEC_FLOAT_MODE_P as insn constraint.
16597 (storent<mode>): Ditto.
16598 (storent<mode>): Macroize expander from storentsf and storentdf using
16599 MODEF mode iterator.
16600 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
16601 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
16602 (abs<mode>2): Ditto from similar patterns.
16603 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
16604 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
16605 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
16606 (<sse>_vmsqrt<mode>2): Ditto.
16607 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
16608 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
16609 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
16610 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
16611 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
16612 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
16613 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
16615 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
16616 iterator and SSE_FLOAT_MODE_P as insn constraint.
16617 (<sse>_ucomi): Ditto from similar patterns.
16618 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
16619 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
16620 SSE_VEC_FLOAT_MODE_P as insn constraint.
16621 (vcond<mode>): Ditto from similar patterns.
16622 (and<mode>3, *and<mode>3): Ditto.
16623 (<sse>_nand<mode>3): Ditto.
16624 (ior<mode>3, *ior<mode>3): Ditto.
16625 (xor<mode>3, *xor<mode>3): Ditto.
16626 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
16627 iterator and SSE_FLOAT_MODE_P as insn constraint.
16628 (*nand<mode>3): Ditto from similar patterns.
16629 (*ior<mode>3): Ditto.
16630 (*xor<mode>3): Ditto.
16632 2008-02-20 Ira Rosen <irar@il.ibm.com>
16634 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
16635 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
16636 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
16638 2008-02-19 Jan Hubicka <jh@suse.cz>
16640 * predict.c (tree_bb_level_predictions): Remove variable next
16641 mistakely introduced by previous commit.
16643 2008-02-19 Jan Hubicka <jh@suse.cz>
16645 * predict.c (predict_paths_leading_to): Rewrite.
16646 (predict_paths_for_bb): New.
16647 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
16649 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16652 * Makefile.in (build_file_translate): New.
16653 (gcc-vers.texi): Use it for translating $(abs_srcdir).
16654 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
16655 * configure.ac (build_file_translate): Substitute it.
16656 * configure: Regenerate.
16658 2008-02-19 Jan Hubicka <jh@suse.cz>
16660 PR rtl-optimization/34408
16661 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
16664 2008-02-19 Jan Hubicka <jh@suse.cz>
16666 PR middle-end/28779
16667 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
16670 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
16673 * config/i386/i386-modes.def: Revert the last DI alignment
16674 change until Ada people can look into it.
16676 2008-02-19 Nick Clifton <nickc@redhat.com>
16678 * opts.c (print_specific_help): Fix typo in --help text.
16680 2008-02-19 Jakub Jelinek <jakub@redhat.com>
16683 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
16684 32-bit inline asm without asm alternatives for host GCC < 3.0.
16686 2008-02-19 Richard Guenther <rguenther@suse.de>
16688 PR tree-optimization/34989
16689 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
16690 Allow propagation to INDIRECT_REF if we can simplify only.
16692 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16694 * c-common.c (warn_for_collisions_1): Use appropriate option when
16697 2008-02-19 Nick Clifton <nickc@redhat.com>
16700 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
16701 (handle_options): Fix indentation.
16702 (print_filtered_help): If no language-specific options were
16703 displayed tell the user how to list all the options supported by
16704 the language's front-end.
16705 (print_specific_help): Fix indentation and remove duplicate line.
16706 (common_handle_option): Handle the -v option.
16707 For --help enable the display of undocumented options if the -v
16708 switch has been included on the command line.
16709 For --help= check for overlaps in the arguments between the option
16710 classes and the language names and issue a warning when they
16711 cannot be disambiguated.
16712 * c.opt (v): Pass on to the common option handler.
16714 2008-02-19 Revital Eres <eres@il.ibm.com>
16716 * modulo-sched.c (sms_schedule): Change dump message when
16717 create_ddg function fails.
16718 (try_scheduling_node_in_cycle): Rename row to cycle.
16719 (print_partial_schedule): Rename CYCLE to ROW.
16721 2008-02-19 Christian Bruel <christian.bruel@st.com>
16722 Zdenek Dvorak <ook@ucw.cz>
16724 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
16726 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16729 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
16730 (*x86_movdicc_0_m1_se): Ditto.
16732 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16734 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
16735 (CMPtype): Define as __gcc_CMPtype.
16736 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
16737 (CMPtype): Define as __gcc_CMPtype.
16739 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
16741 Support valgrind 3.3 for --enable-checking=valgrind.
16742 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
16744 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
16745 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
16746 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
16747 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
16748 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
16749 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
16750 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
16752 * ggc-zone.c: Similar.
16753 * ggc-page.c: Similar.
16755 2008-02-19 Paul Brook <paul@codesourcery.com>
16758 * config/arm/ieee754-df.S: Fix do_it typo.
16759 * config/arm/ieee754-sf.S: Fix do_it typo.
16761 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16764 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
16765 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
16766 (OPTION_MASK_ISA_SSE_SET): Likewise.
16767 (OPTION_MASK_ISA_SSE2_SET): Likewise.
16768 (OPTION_MASK_ISA_SSE3_SET): Likewise.
16769 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
16770 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
16771 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
16772 (OPTION_MASK_ISA_SSE4_SET): Likewise.
16773 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
16774 (OPTION_MASK_ISA_SSE5_SET): Likewise.
16775 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
16776 (OPTION_MASK_ISA_MMX_UNSET): Updated.
16777 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
16778 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16779 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16780 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16781 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16782 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16783 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16784 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
16785 (OPTION_MASK_ISA_SSE4): Removed.
16786 (ix86_handle_option): Turn on bits in ix86_isa_flags and
16787 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
16788 (override_options): Don't turn on implied SSE/MMX bits in
16791 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16793 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16796 2008-02-18 Joey Ye <joey.ye@intel.com>
16798 PR middle-end/34921
16799 * tree-nested.c (insert_field_into_struct): Set type alignment
16800 to field alignment if the former is less than the latter.
16802 2008-02-18 Jakub Jelinek <jakub@redhat.com>
16804 * BASE-VER: Set to 4.4.0.
16806 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16808 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
16809 * doc/cfg.texi: Likewise.
16810 * doc/extend.texi: Likewise.
16811 * doc/gty.texi: Likewise.
16812 * doc/invoke.texi: Likewise.
16813 * doc/loop.texi: Likewise.
16814 * doc/md.texi: Likewise.
16815 * doc/passes.texi: Likewise.
16816 * doc/rtl.texi: Likewise.
16817 * doc/sourcebuild.texi: Likewise.
16818 * doc/tm.texi: Likewise.
16819 * doc/tree-ssa.texi: Likewise.
16821 2008-02-17 Richard Guenther <rguenther@suse.de>
16823 PR middle-end/35227
16824 * tree-complex.c (init_parameter_lattice_values): Handle parameters
16825 without default definition.
16827 2008-02-17 Richard Guenther <rguenther@suse.de>
16829 PR tree-optimization/35231
16830 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
16833 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
16836 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16837 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16838 libgcc_cmp_return mode.
16840 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16843 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
16845 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
16847 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
16850 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16852 * doc/c-tree.texi: Use `@.' where appropriate.
16853 * doc/extend.texi: Likewise.
16854 * doc/install.texi: Likewise.
16855 * doc/invoke.texi: Likewise.
16856 * doc/loop.texi: Likewise.
16857 * doc/makefile.texi: Likewise.
16858 * doc/md.texi: Likewise.
16859 * doc/passes.texi: Likewise.
16860 * doc/standards.texi: Likewise.
16861 * doc/tm.texi: Likewise.
16863 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16865 PR middle-end/35196
16866 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
16868 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
16869 rather than in entry_bb.
16871 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16873 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16874 libgcc_cmp_return mode.
16876 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16878 PR middle-end/35130
16879 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
16880 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
16882 2008-02-15 Richard Guenther <rguenther@suse.de>
16883 Zdenek Dvorak <ook@ucw.cz>
16885 PR tree-optimization/35164
16886 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
16887 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
16888 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
16889 Only propagate addresses which do not have abnormal SSA_NAMEs
16892 2008-02-15 Joseph Myers <joseph@codesourcery.com>
16895 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
16897 2008-02-15 Jan Hubicka <jh@suse.cz>
16899 PR middle-end/35149
16900 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
16902 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16904 PR middle-end/34621
16905 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
16906 when calculating alignment_pad.
16908 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16910 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
16911 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
16912 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
16913 and STACK_BOUNDARY define.
16915 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
16917 PR preprocessor/35061
16918 * c-pragma.c (handle_pragma_pop_macro): Check that
16919 pushed_macro_table has been allocated.
16921 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
16923 PR middle-end/35136
16924 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
16925 (force_gimple_operand): Likewise.
16926 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
16927 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
16928 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
16929 (find_interesting_uses_address): Check addressability and alignment
16930 of the base expression only after substituting bases of IVs into it.
16932 2008-02-14 Michael Matz <matz@suse.de>
16935 * function.c (instantiate_virtual_regs_in_insn): Reload address
16936 before falling back to reloading the whole operand.
16938 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
16940 * config/s390/s390.c (s390_mainpool_start): Emit the pool
16941 before the first section switch note.
16943 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16945 * doc/bugreport.texi: Update copyright years.
16946 * doc/c-tree.texi: Likewise.
16947 * doc/cfg.texi: Likewise.
16948 * doc/cpp.texi: Likewise.
16949 * doc/cppinternals.texi: Likewise.
16950 * doc/fragments.texi: Likewise.
16951 * doc/frontends.texi: Likewise.
16952 * doc/gcc.texi: Likewise.
16953 * doc/gty.texi: Likewise.
16954 * doc/hostconfig.texi: Likewise.
16955 * doc/implement-c.texi: Likewise.
16956 * doc/libgcc.texi: Likewise.
16957 * doc/loop.texi: Likewise.
16958 * doc/makefile.texi: Likewise.
16959 * doc/options.texi: Likewise.
16960 * doc/passes.texi: Likewise.
16961 * doc/rtl.texi: Likewise.
16962 * doc/sourcebuild.texi: Likewise.
16963 * doc/standards.texi: Likewise.
16964 * doc/tree-ssa.texi: Likewise.
16965 * doc/trouble.texi: Likewise.
16967 * doc/extend.texi: Use @: or add comma where appropriate.
16968 * doc/invoke.texi: Likewise.
16969 * doc/tm.texi: Likewise.
16971 2008-02-14 Alan Modra <amodra@bigpond.net.au>
16974 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
16977 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
16979 * doc/md.texi (clz, ctz): Add reference.
16980 * doc/rtl.texi (clz, ctz): Likewise.
16982 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16985 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
16988 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
16990 * config/s390/s390.c (struct constant_pool): New field
16991 emit_pool_after added.
16992 (s390_mainpool_start): Set the emit_pool_after flag according
16993 to the section switch notes.
16994 (s390_mainpool_finish): Consider emit_pool_after when emitting
16995 the literal pool at the end of the function.
16996 (s390_chunkify_start): Force literal pool splits at section
16999 2008-02-13 Michael Matz <matz@suse.de>
17002 * var-tracking.c (clobber_variable_part): Correctly traverse the
17005 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17008 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
17009 Add -fdump-ipa-inline.
17010 * tree-dump.c (dump_files): Remove tree-inlined dump.
17011 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
17013 2008-02-12 Richard Guenther <rguenther@suse.de>
17015 PR tree-optimization/35171
17016 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
17019 2008-02-12 Richard Guenther <rguenther@suse.de>
17021 PR middle-end/35163
17022 * fold-const.c (fold_widened_comparison): Use get_unwidened in
17023 value-preserving mode. Disallow final truncation.
17025 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
17027 PR middle-end/35136
17028 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
17029 code from here to...
17030 (force_gimple_operand): ...here.
17032 2008-02-12 Jakub Jelinek <jakub@redhat.com>
17035 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
17036 non-compatible pointers.
17037 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
17038 different FIELD_DECLs, try harder by comparing field offsets, sizes
17041 PR inline-asm/35160
17042 * function.c (match_asm_constraints_1): Don't replace the same input
17045 2008-02-12 Anatoly Sokolov <aesok@post.ru>
17047 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
17048 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
17049 (expand_epilogue): Restore RAMPZ register.
17050 * config/avr/avr.md (RAMPZ_ADDR): New constant.
17052 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
17054 * config/i386/cygwin.asm: (__alloca): Correct calling
17055 convention and alignment.
17056 (__chkstk): Force 8 byte stack alignment.
17058 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
17059 Richard Guenther <rguenther@suse.de>
17061 PR tree-optimization/33992
17062 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
17063 the zero we compare against.
17065 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
17067 PR libfortran/35063
17068 * gthr-win32.h (__gthread_mutex_destroy_function): New function
17069 to CloseHandle after unlocking to prevent accumulation of handle
17072 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17074 PR middle_end/34150
17075 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
17076 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
17077 and update LABEL_NUSES during and after reload.
17079 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
17081 PR middle-end/34627
17082 * combine.c (simplify_if_then_else): Make sure the comparison is
17083 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
17085 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
17088 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
17089 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
17090 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
17091 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
17092 * tree.h (get_type_static_bounds): Likewise.
17094 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17096 * doc/invoke.texi (Option Summary, C++ Dialect Options)
17097 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17098 Make -Wfoo language annotations match what the compiler outputs.
17100 2008-02-08 Sa Liu <saliu@de.ibm.com>
17102 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
17103 intrinsics spu_convts, spu_convtu, spu_convtf.
17105 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
17107 * doc/extend.texi (Function Attributes) <noinline>: Mention
17108 asm ("") as method to keep calls.
17110 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17113 * doc/options.texi (Options): Replace references to opts.sh with
17115 * opts-common.c: Likewise.
17116 * optc-gen.awk: Likewise.
17118 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
17120 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
17122 2008-02-07 Richard Henderson <rth@redhat.com>
17125 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
17126 EXPR_LIST for the REG_EQUAL instead of a comparison with a
17129 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
17131 PR tree-optimization/35085
17132 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
17133 for operand entry oe2 in addition to operand entry oe3 in order to
17134 expose more opportunities for vectorizer sum reduction.
17136 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17139 * Makefile.in (LIBS): Remove $(GMPLIBS).
17140 (cc1-dummy, cc1): Add $(GMPLIBS).
17142 2008-02-06 Jan Hubicka <jh@suse.cz>
17145 * i386.md (moddf_integer): Do not produce partial memory stalls for
17146 targets where it hurts.
17148 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
17151 * optabs.c (expand_float): Do not check for decimal modes when
17152 expanding unsigned integer through signed conversion.
17154 2008-02-06 Nick Clifton <nickc@redhat.com>
17156 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
17157 inside the clobber with a match_operand and duplicated operand
17158 number in the constraint.
17159 (ineqbranchsi): Delete redundant comment.
17161 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
17163 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
17164 builtin_define ("__USE_INIT_FINI__").
17165 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
17167 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
17169 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17171 PR documentation/30330
17172 * doc/invoke.texi (C++ Dialect Options)
17173 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17174 For each warning option -Wfoo that allows -Wno-foo, ensure both
17175 -Wfoo and -Wno-foo are listed in the option index. Fix index
17176 entry of -Wswitch-default, index -Wnormalized= including the
17177 `=', and -Wlarger-than-@var{len} including @var{len}.
17179 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17181 * config/i386/i386.md (floatunssisf2): Use
17182 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
17183 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
17184 Macroize expander using MODEF mode iterator.
17186 2008-02-05 Diego Novillo <dnovillo@google.com>
17188 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
17191 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
17193 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17196 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
17198 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
17201 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
17202 to indicate if a message should be generated.
17203 (init_cumulative_args): Updated.
17204 (function_value_32): Likewise.
17206 2008-02-05 Joseph Myers <joseph@codesourcery.com>
17208 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
17210 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17213 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
17214 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
17216 2008-02-04 Diego Novillo <dnovillo@google.com>
17218 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
17221 * tree-vrp.c (vrp_evaluate_conditional): With
17222 -Wtype-limits, emit a warning when comparing against a
17223 constant outside the natural range of OP0's type.
17225 2008-02-04 Richard Guenther <rguenther@suse.de>
17227 PR middle-end/33631
17228 * expr.c (count_type_elements): Give for unions instead of
17231 2008-02-04 Richard Guenther <rguenther@suse.de>
17233 PR middle-end/35043
17234 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
17235 to TYPE_DOMAINs base type instead of using bitsizetype here.
17237 2008-02-03 Jason Merrill <jason@redhat.com>
17239 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
17241 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17244 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
17245 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
17246 (RS/6000 and PowerPC Options): Fix typos and markup.
17247 * doc/passes.texi (Tree-SSA passes): Likewise.
17249 2008-02-02 Michael Matz <matz@suse.de>
17252 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
17253 from record_last_reg_set_info.
17254 (record_last_reg_set_info): Take an RTX argument, iterate over all
17255 constituent hardregs.
17256 (record_last_set_info, record_opr_changes): Change calls to
17257 new signature or to record_last_reg_set_info_regno.
17259 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
17261 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
17263 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
17265 PR rtl-optimization/34773
17266 * reg-notes.def (EQUAL): Mention significance of combination of
17267 REG_EQUAL and REG_RETVAL.
17268 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
17269 insn that has a REG_RETVAL.
17271 2008-02-01 Roger Sayle <roger@eyesopen.com>
17274 * configure.ac (--enable-fixed-point): Disable unless explicitly
17276 * configure: Regenerate.
17278 2008-02-01 Richard Guenther <rguenther@suse.de>
17281 * invoke.texi (-finline-limit): Remove no longer true parts
17282 of the documentation. Note that there is no default value.
17284 2008-02-01 Andrew Pinski <pinskia@gmail.com>
17285 Mark Mitchell <mark@codesourcery.com>
17286 Ben Elliston <bje@au.ibm.com>
17289 * doc/extend.texi (Other Builtins): Document.
17291 2008-01-31 Tom Browder <tom.browder@gmail.com>
17293 * doc/c-tree.texi (Types): Fix grammar.
17294 (Expression trees): Ditto.
17295 * doc/passes.texi (Tree-SSA passes): Ditto.
17297 * doc/configterms.texi (Configure Terms): Fix typo.
17298 * doc/cpp.texi (Common Predefined Macros): Ditto.
17299 * doc/md.texi (Machine Constraints): Ditto.
17301 * doc/makefile.texi (Makefile): Add comma.
17303 2008-01-31 Tom Browder <tom.browder@gmail.com>
17304 Gerald Pfeifer <gerald@pfeifer.com>
17306 * doc/sourcebuild.texi (Front End): Remove references to CVS
17307 and CVSROOT/modules.
17308 (Texinfo Manuals): Replace reference to CVS by one to SVN.
17309 (Back End): Remove reference to CVS.
17311 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17314 * config/mips/mips.c (gen_load_const_gp): New function, taking a
17316 (mips16_gp_pseudo_reg): ...here.
17317 * config/mips/mips.md (load_const_gp): Replace with...
17318 (load_const_gp_<mode>): ...this :P-based insn.
17320 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17322 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
17323 options. Minor fixes.
17324 (-std): Move reference to standards closer to where language
17325 standards are first mentioned.
17327 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17329 PR rtl-optimization/34995
17330 * reload.c (alternative_allows_const_pool_ref): Take an rtx
17331 parameter and return a bool. If the rtx parameter is nonnull,
17332 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
17333 (find_reloads): Update call accordingly. Pass the new operand
17334 if it needed no address reloads, otherwise pass null.
17336 2008-01-30 Richard Henderson <rth@redhat.com>
17339 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
17340 for unbounded arrays.
17342 2008-01-30 Silvius Rus <rus@google.com>
17344 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
17346 2008-01-30 Jan Hubicka <jh@suse.cz>
17349 * i386.c (init_cumulative_args): Use real function declaration when
17352 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
17354 PR rtl-optimization/34998
17355 * global.c (build_insn_chain): Treat non-subreg_lowpart
17356 SUBREGs of pseudos as clobbering all the words covered by the
17357 SUBREG, not just all the bytes.
17358 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
17359 original df_ref rather than an extract parameter.
17360 (global_conflicts): Update call accordingly.
17362 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
17364 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
17365 the overflow check to make it easier to read.
17366 (__fixtfdi): Change the type of the ll member in union
17367 long_double to UDItype_x.
17369 2008-01-30 Jakub Jelinek <jakub@redhat.com>
17371 PR middle-end/34969
17372 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
17373 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
17374 * tree-inline.c (fold_marked_statements): Call
17375 cgraph_update_edges_for_call_stmt if folding a call statement.
17376 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
17377 debug_generic_stmt calls, reset it back afterwards.
17380 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
17382 * c-typeck.c (build_external_ref): Don't pedwarn about
17383 static vars in current function's scope.
17385 2008-01-29 Joseph Myers <joseph@codesourcery.com>
17387 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
17389 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
17392 * ipa-struct-reorg.c: Fix spelling.
17393 * params.def: Ditto.
17395 2008-01-29 Richard Guenther <rguenther@suse.de>
17397 PR middle-end/35006
17398 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
17400 * tree-inline.c (remap_type): Increment remapping_type_depth
17401 around remapping types.
17402 (copy_body_r): Only add referenced variables if they are referenced
17403 from code, not types.
17405 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
17416 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
17417 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
17419 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
17422 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
17423 pointer for tiny stack.
17425 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17427 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
17429 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17431 * config/vx-common.h: Fix typo in comment.
17433 2008-01-28 Ian Lance Taylor <iant@google.com>
17437 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
17438 coalesce pointers if they have different DECL_NO_TBAA_P values.
17439 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
17440 between variables with different DECL_NO_TBAA_P values.
17442 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
17445 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
17446 are not legitimate small data references on SPE targets.
17448 2008-01-28 David Daney <ddaney@avtrex.com>
17450 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
17452 2008-01-28 David Daney <ddaney@avtrex.com>
17454 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
17456 2008-01-27 Joseph Myers <joseph@codesourcery.com>
17458 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
17459 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
17460 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
17461 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
17462 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17463 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
17464 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
17465 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
17467 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17469 * basic-block.h (condjump_equiv_p): Fix comment.
17471 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17473 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
17474 print_generic_stmt_indented): Fix comment.
17476 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17478 * configure.ac (__stack_chk_fail): Add detecion for availability
17479 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
17480 * configure: Regenerate.
17482 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
17484 PR middle-end/34688
17485 * final.c (output_addr_const): Handle TRUNCATE.
17487 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
17490 * tree-ssa-loop-ivopts.c (comp_cost): New type.
17491 (zero_cost, infinite_cost): New constants.
17492 (struct cost_pair): Change type of cost to comp_cost.
17493 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
17494 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
17496 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
17497 split_address_cost, ptr_difference_cost, difference_cost,
17498 get_computation_cost_at, get_computation_cost,
17499 determine_use_iv_cost_generic, determine_use_iv_cost_address,
17500 determine_use_iv_cost_condition, determine_use_iv_costs,
17501 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
17502 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
17503 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
17504 Change type of cost to comp_cost.
17505 (determine_iv_cost): Increase cost of non-original ivs, instead
17506 of decreasing the cost of original ones.
17507 (get_address_cost): Indicate the complexity of the addressing mode
17509 (try_add_cand_for): Prefer using ivs not specific to some object.
17510 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
17512 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
17513 Janis Johnson <janis187@us.ibm.com>
17516 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
17517 (TARGET_INSTANTIATE_DECLS): Likewise.
17518 * target.h (expand_to_rtl_hook): New target hook.
17519 (instantiate_decls): Likewise.
17520 * function.c (instantiate_decl): Make non-static. Rename to...
17521 (instantiate_decl_rtl): ... this.
17522 (instantiate_expr): Use instantiate_decl_rtl.
17523 (instantiate_decls_1): Likewise.
17524 (instantiate_decls): Likewise.
17525 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
17526 * function.h (instantiate_decl_rtl): Add prototype.
17527 * cfgexpand.c (target.h): New include.
17528 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
17529 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
17530 (TARGET_INSTANTIATE_DECLS): Likewise.
17531 (TARGET_INITIALIZER): New target hooks added.
17532 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
17534 * config/rs6000/rs6000.c (tree-flow.h): New include.
17535 (machine_function): Add sdmode_stack_slot field.
17536 (rs6000_alloc_sdmode_stack_slot): New function.
17537 (rs6000_instantiate_decls): Likewise.
17538 (rs6000_secondary_memory_needed_rtx): Likewise.
17539 (rs6000_check_sdmode): Likewise.
17540 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
17541 (TARGET_INSTANTIATE_DECLS): Likewise.
17542 (rs6000_hard_regno_mode_ok): Allow SDmode.
17543 (num_insns_constant): Likewise. Handle _Decimal32 constants.
17544 (rs6000_emit_move): Handle SDmode.
17545 (function_arg_advance): Likewise.
17546 (function_arg): Likewise.
17547 (rs6000_gimplify_va_arg): Likewise. Add special handling of
17548 SDmode var args for 32-bit compiles.
17549 (rs6000_secondary_reload_class): Handle SDmode.
17550 (rs6000_output_function_epilogue): Likewise.
17551 (rs6000_function_value): Simplify if statement.
17552 (rs6000_libcall_value): Likewise.
17553 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
17554 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
17555 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
17556 (movsd_hardfloat): New define_insn.
17557 (movsd_softfloat): Likewise.
17558 (movsd_store): Likewise.
17559 (movsd_load): Likewise.
17560 (extendsddd2): Likewise.
17561 (extendsdtd2): Likewise.
17562 (truncddsd2): Likewise.
17563 (movdd_hardfloat64): Fixup comment.
17564 (UNSPEC_MOVSD_LOAD): New constant.
17565 (UNSPEC_MOVSD_STORE): Likewise.
17567 2008-01-26 Jakub Jelinek <jakub@redhat.com>
17570 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
17572 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
17573 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
17574 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
17575 and TRUTH_XOR_EXPR.
17577 2008-01-26 David Edelsohn <edelsohn@gnu.org>
17580 * config.gcc: Separate AIX 5.3 from AIX 6.1.
17581 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17582 __LONGDOUBLE128 too.
17583 * config/rs6000/aix61.h: New file.
17585 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17587 PR rtl-optimization/34959
17588 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
17589 popcount and parity rtxes the same mode as their operand.
17590 Truncate or extend the result to the return value's mode
17593 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17596 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
17597 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
17598 to GOT_VERSION_REGNUM.
17599 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
17600 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
17601 * config/mips/mips.c (mips_emit_call_insn): New function.
17602 (mips_call_tls_get_addr): Call mips_expand_call directly.
17603 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
17605 (mips16_build_call_stub): Likewise. Return the call insn or null.
17606 (mips_expand_call): Update the call to mips16_build_call_stub
17607 accordingly and a remove redundant condition. Assert that MIPS16
17608 stubs do not use lazy binding. Use mips_emit_call_insn and return
17610 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
17612 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
17613 (mips_avoid_hazard): Remove hazard_set handling.
17614 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
17615 (UNSPEC_RESTORE_GP): ...this.
17616 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
17617 (FAKE_CALL_REGNO): Rename to...
17618 (GOT_VERSION_REGNUM): ...this.
17619 (type): Add "ghost" value. Add an associated insn reservation.
17620 (hazard_set): Remove.
17621 (exception_receiver): Rename to...
17622 (restore_gp): ...this and update the unspec identifier accordingly.
17623 (exception_receiver, nonlocal_got_receiver): New expanders.
17624 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
17625 FAKE_CALL_REGNO. Remove hazard_set attribute.
17626 (set_got_version, update_got_version): New patterns.
17628 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
17631 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
17633 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17636 * doc/install.texi2html: Generate gcc-vers.texi.
17638 2008-01-25 DJ Delorie <dj@redhat.com>
17640 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
17642 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17644 * config/c4x: Remove directory.
17645 * config.gcc (crx-*, mt-*): Mark obsolete.
17646 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
17647 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
17648 sh-*-rtemscoff*): Remove cases.
17649 * defaults.h (C4X_FLOAT_FORMAT): Remove.
17650 * real.c (encode_c4x_single, decode_c4x_single,
17651 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
17652 c4x_extended_format): Remove.
17653 * real.h (c4x_single_format, c4x_extended_format): Remove.
17654 * doc/extend.texi (interrupt, naked): Remove mention of attributes
17656 (Pragmas): Remove comment about c4x pragmas.
17657 * doc/install.texi (c4x): Remove target-specific instructions.
17658 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
17659 * doc/md.texi (Machine Constraints): Remove C4x documentation.
17660 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
17661 refer to C4x source files as examples.
17662 (C4X_FLOAT_FORMAT): Remove documentation.
17664 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
17666 * config/bfin/bfin.c (override_options): Reorder tests so that
17667 flag_pic gets enabled for -msep-data.
17669 2008-01-25 Richard Guenther <rguenther@suse.de>
17671 PR middle-end/32244
17672 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
17673 to its bitfield precision if required.
17675 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17677 PR middle-end/33880
17678 * tree-nested.c (walk_omp_for): New function.
17679 (convert_nonlocal_reference, convert_local_reference): Call
17680 walk_omp_for on OMP_FOR.
17681 (convert_call_expr): Call walk_body on OMP_FOR's
17682 OMP_FOR_PRE_INIT_BODY.
17684 2008-01-25 Richard Guenther <rguenther@suse.de>
17686 PR tree-optimization/34966
17687 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
17688 default defs and PHI_NODEs we have to insert after the
17689 defining statement.
17691 2008-01-24 Nick Clifton <nickc@redhat.com>
17693 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
17694 Provide a default definition.
17695 (LIBGCC2_UNITS_PER_WORD): Likewise.
17697 * config/stormy16/stormy16.c: Include df.h for the prototype
17698 for df_regs_ever_live_p.
17699 (xstormy16_expand_builtin_va_start): Convert the stack offset
17700 into a component_ref and then use POINTER_PLUS_EXPR to add it
17701 to the incoming_virtual_args_rtx.
17702 (xstormy16_gimplify_va_arg_expr): Rename to
17703 xstormy16_gimplify_va_arg_expr.
17704 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
17705 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
17706 xstormy16_gimplify_va_arg_expr.
17707 Fix up some formatting issues.
17709 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
17710 Move to predicates.md.
17711 (xs_hi_general_operand): Likewise.
17712 (xs_hi_nonmemory_operand): Likewise.
17713 * config/stormy16/predicates.md:
17714 (xstormy16_carry_plus_operand): New predicate.
17715 (xs_hi_general_operand): New predicate.
17716 (xs_hi_nonmemory_operand): New predicate.
17717 * config/stormy16/stormy16-protos.h:
17718 (xstormy16_carry_plus_operand): Delete prototype.
17719 (xs_hi_general_operand): Likewise.
17720 (xs_hi_nonmemory_operand): Likewise.
17722 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
17723 modifiers as they are no longer needed and they can trigger
17724 reload spill failures.
17726 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
17727 with a match_operand in order to help reload.
17729 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
17730 constraint with 'e' for the 8th alternative as this version of
17731 the mov.w instruction only accepts the lower 8 registers.
17733 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
17736 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
17737 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
17740 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17742 PR middle-end/33333
17743 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
17745 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17747 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
17749 (remove_structure): Update allocations list before removing structure.
17751 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17753 * ipa-struct-reorg.c (is_safe_cond_expr,
17754 create_new_stmts_for_cond_expr): Use integer_zerop function,
17755 that recognize not only zero-pointer, but zero-integer too.
17757 2008-01-25 Ben Elliston <bje@au.ibm.com>
17760 * fixproto: Escape "." in sed expression that strips leading "./".
17762 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
17765 * gcc.c (SWITCH_OK): Removed.
17766 (SWITCH_LIVE): Changed to bit.
17767 (SWITCH_FALSE): Likewise.
17768 (SWITCH_IGNORE): Likewise.
17769 (switchstr): Change live_cond to unsigned int.
17770 (process_command): Replace SWITCH_OK with 0.
17771 (do_self_spec): Likewise.
17772 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
17773 (give_switch): Likewise.
17774 (used_arg): Likewise.
17775 (do_spec_1): Set the SWITCH_IGNORE bit.
17776 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
17777 bits. Set the SWITCH_LIVE bit.
17779 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17781 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
17783 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
17785 PR tree-optimization/34472
17786 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
17787 parameter to a "bool *" and set *DATA to false if there is
17788 an unsafe access. Do not delete the structure here.
17789 (check_cond_exprs): Delete it here instead.
17790 (check_cond_exprs, exclude_cold_structs): Do not increase
17791 I when removing a structure.
17793 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
17796 * config/i386/i386.c (ix86_expand_vector_init): Consider only
17797 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
17799 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
17801 PR middle-end/34934
17802 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
17803 a fixed vector for stack.
17805 2008-01-24 Ben Elliston <bje@au.ibm.com>
17808 * doc/gcc.texi (Software development): Add a direntry for g++.
17810 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
17812 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
17813 stale and straggling -fforce-addr comments above.
17815 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
17817 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
17818 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
17820 2008-01-23 Michael Matz <matz@suse.de>
17823 * dwarf2out.c (force_type_die): Use modified_type_die instead of
17826 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
17828 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
17829 malloc result type.
17831 2008-01-23 Anatoly Sokolov <aesok@post.ru>
17833 * config/avr/avr.c (avr_current_arch): New variable.
17834 (avr_arch_types): Add 'avr31' and 'avr51' entries.
17835 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
17836 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
17837 (avr_override_options): Init 'avr_current_arch'.
17838 (base_arch_s): Move from here...
17839 * config/avr/avr.h (base_arch_s): ... here. Add new members
17840 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
17841 'mega' to 'have_jmp_call'.
17842 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
17843 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
17845 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
17847 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17848 MULTILIB_MATCHES): Ditto.
17850 2008-01-23 Richard Guenther <rguenther@suse.de>
17852 PR middle-end/31529
17853 * cgraphunit.c (cgraph_reset_node): Always mark the node
17854 not reachable if it is not queued already.
17856 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
17858 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
17859 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
17860 (cputype_selected): New static variable.
17861 (bfin_handle_option): Set it if -mcpu is used.
17862 (override_option): Select default set of workarounds if no cpu type
17863 selected on the command line.
17864 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
17866 From Michael Frysinger <michael.frysinger@analog.com>
17867 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
17868 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
17870 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
17871 for bf547, bf523, bf524, and bf526.
17872 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
17874 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17875 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
17876 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
17877 __ADSPBF547__ and __ADSPBF54x__ for bf547.
17878 * doc/invoke.texi (Blackfin Options): Document that
17879 -mcpu now accept bf547, bf523, bf524, and bf526.
17881 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
17883 PR rtl-optimization/34628
17884 * combine.c (try_combine): Stop and undo after the first combination
17885 if an autoincrement side-effect on the first insn has effectively
17888 2008-01-22 David Edelsohn <edelsohn@gnu.org>
17891 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
17892 Offset addresses are not valid for Altivec or paired float modes.
17894 2008-01-22 Jakub Jelinek <jakub@redhat.com>
17897 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
17898 if DECL_INITIAL (decl) is error_mark_node.
17901 * c-common.c (handle_vector_size_attribute): Only allow
17902 integral, scalar float and fixed point types. Handle OFFSET_TYPE
17903 the same way as pointer, array etc. types.
17904 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
17907 * tree.c (build_type_attribute_qual_variant): Call
17908 build_qualified_type if attributes are equal, but quals are not.
17910 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17913 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
17914 * flags.h (warn_strict_aliasing): Remove.
17915 (warn_strict_overflow): Remove.
17916 * opts.c (warn_strict_aliasing): Remove.
17917 (warn_strict_overflow): Remove.
17918 * c-opts.c (c_common_handle_option): -Wall only sets
17919 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
17920 (c_common_post_options): Give default values to -Wstrict-aliasing
17921 and -Wstrict-overflow if they are uninitialized.
17922 * common.opt (Wstrict-aliasing): Specify Var and Init.
17923 (Wstrict-overflow): Likewise.
17925 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17927 PR rtl-optimization/26854
17928 PR rtl-optimization/34400
17929 PR rtl-optimization/34884
17930 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
17932 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
17933 (df_rd_bb_info.expanded_lr_out): Deleted
17934 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
17935 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
17936 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17937 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17938 Removed code to allocate, initialize or free expanded_lr_out.
17939 (df_rd_bb_local_compute_process_def): Restructured to make more
17941 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
17942 sets if the sets are being trimmed.
17944 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
17947 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
17948 (as_vers): Likewise.
17949 * configure: Regenerated.
17951 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17953 PR middle-end/33092
17954 * tree-pass.h (pass_build_alias): New pass.
17955 * tree-ssa-alias.c (gate_build_alias): New.
17956 (pass_build_alias): New.
17957 * passes.c (init_optimization_passes): Add pass_build_alias after
17958 pass_create_structure_vars.
17960 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
17962 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
17963 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
17964 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
17965 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
17966 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
17967 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
17968 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
17969 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
17970 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
17971 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
17972 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
17973 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
17974 * config/s390/s390.md (FP_ALL): New mode iterator.
17975 (_d): New mode attribute.
17976 ("*signbit<mode>2>"): Changed mode of first operand.
17977 ("isinf<mode>2"): Changed mode of first operand.
17978 ("*TDC_insn"): Adaptation for DFP modes.
17980 2008-01-22 Ben Elliston <bje@au.ibm.com>
17982 * tree.c (check_qualified_type): Improve function description.
17984 2008-01-21 Jason Merrill <jason@redhat.com>
17987 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
17988 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
17991 2008-01-21 DJ Delorie <dj@redhat.com>
17993 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
17996 2008-01-21 Richard Guenther <rguenther@suse.de>
17998 PR middle-end/34856
17999 * tree-cfg.c (verify_expr): Allow all invariant expressions
18000 instead of just constant class ones as reference argument.
18001 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
18002 like any other constant.
18003 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18005 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
18007 * regmove.c (fixup_match_1): Update call crossed frequencies.
18009 2008-01-21 Richard Guenther <rguenther@suse.de>
18012 * tree-inline.c (setup_one_parameter): Deal with mismatched
18013 types using a VIEW_CONVERT_EXPR.
18015 2008-01-21 Alon Dayan <alond@il.ibm.com>
18016 Olga Golovanevsky <olga@il.ibm.com>
18018 PR tree-optimization/34701
18019 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
18020 when the structure size is not a power of 2.
18022 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
18024 * doc/install.texi: Add doc for --enable-checking=df.
18026 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
18028 PR rtl-optimization/34808
18029 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
18031 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18033 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
18036 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
18038 PR rtl-optimization/26854
18039 PR rtl-optimization/34400
18040 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
18042 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
18043 (df_rd_bb_info.expanded_lr_out): New.
18044 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
18045 * loop_iv.c (iv_analysis_loop_init): Ditto.
18046 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18047 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18048 Added code to allocate, initialize or free expanded_lr_out.
18049 (df_rd_bb_local_compute_process_def): Restructured to make
18050 more understandable.
18051 (df_rd_confluence_n): Add code to do nothing with fake edges and
18052 code to no apply invalidate_by_call sets if the sets are being trimmed.
18053 (df_lr_local_finalize): Renamed to df_lr_finalize.
18054 (df_live_local_finalize): Renamed to df_live_finalize.
18056 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18059 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
18060 deciding whether to use reciprocal instructions.
18062 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
18064 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
18065 dwarf2out_note_section_used if cold_text_section is NULL.
18067 2008-01-19 Jakub Jelinek <jakub@redhat.com>
18069 PR gcov-profile/34610
18070 * tree-cfg.c (make_edges): Mark both outgoing edges from
18071 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
18072 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
18073 from OMP_FOR and OMP_CONTINUE outgoing edges.
18075 * tree-profile.c (tree_profiling): Return early if
18076 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
18078 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
18079 from cfun to child_cfun.
18080 * function.h (struct function): Add after_tree_profile bit.
18082 2008-01-19 Anatoly Sokolov <aesok@post.ru>
18084 * config/avr/avr.S (_exit): Disable interrupt.
18086 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
18087 Steven Bosscher <stevenb.gcc@gmail.com>
18089 PR rtl-optimization/26854
18090 PR rtl-optimization/34400
18091 * df-problems.c (df_live_scratch): New scratch bitmap.
18092 (df_live_alloc): Allocate df_live_scratch when doing df_live.
18093 (df_live_reset): Clear the proper bitmaps.
18094 (df_live_bb_local_compute): Only process the artificial defs once
18095 since the order is not important.
18096 (df_live_init): Init the df_live sets only with the variables
18097 found live by df_lr.
18098 (df_live_transfer_function): Use the df_lr sets to prune the
18099 df_live sets as they are being computed.
18100 (df_live_free): Free df_live_scratch.
18102 2008-01-18 Ian Lance Taylor <iant@google.com>
18104 * common.opt: Add fmerge-debug-strings.
18105 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
18106 flag_merge_debug_strings rather than flag_merge_constants.
18107 * doc/invoke.texi (Option Summary): Mention
18108 -fmerge-debug-strings.
18109 (Debugging Options): Document -fmerge-debug-strings.
18111 2008-01-18 Ian Lance Taylor <iant@google.com>
18114 * tree.h (DECL_IS_OPERATOR_NEW): Define.
18115 (struct tree_function_decl): Add new field operator_new_flag.
18116 * tree-inline.c (expand_call_inline): When inlining a call to
18117 operator new, force the return value to go into a variable, and
18118 set DECL_NO_TBAA_P on that variable.
18119 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
18121 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
18124 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
18125 DWARF2_DEBUGGING_INFO.
18126 (dwarf2out_note_section_used): Ditto. Add prototype.
18127 (have_multiple_function_sections, text_section_used,
18128 cold_text_section_used, *cold_text_sections): Move declarations
18131 2008-01-17 Bob Wilson <bob.wilson@acm.org>
18133 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
18134 field and add signal_ra.
18135 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
18136 assignments to frame state pc. Move end of stack check after
18137 MD_FALLBACK_FRAME_STATE_FOR.
18138 (uw_update_context_1): Use frame state signal_regs if set, instead
18139 of checking signal_frame flag.
18140 (uw_update_context): Use frame state signal_ra if set.
18141 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
18142 * config/xtensa/linux-unwind.h: New file.
18144 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
18146 * modulo-sched.c (get_sched_window): Fix comment typo.
18148 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
18150 PR tree-optimization/34648
18151 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
18153 2008-01-17 Anatoly Sokolov <aesok@post.ru>
18155 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
18156 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
18158 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
18160 PR rtl-optimization/34400
18161 * df-core.c (df_worklist_dataflow_overeager,
18162 df_worklist_dataflow_doublequeue): New functions.
18163 (df_worklist_dataflow): Two different worklist solvers.
18164 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
18167 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18170 * doc/invoke.texi: Document the dependence on pthread for fopenmp
18171 and ftree-parallelize-loops.
18173 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
18175 PR rtl-optimization/34826
18176 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
18178 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
18180 * global.c (find_reg): Mark the eh regs as used if necessary.
18181 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
18182 * ra.h (struct allocno): no_eh_reg field added. Changed
18183 no_stack_reg type to bitfield.
18185 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
18187 * tree.c (substitute_in_expr): Add missing 'break'.
18189 2008-01-17 Richard Guenther <rguenther@suse.de>
18191 PR tree-optimization/34825
18192 * tree-ssa-math-opts.c (is_division_by): Do not recognize
18193 x / x as division to handle.
18195 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18197 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
18198 "-pthread" is specified.
18199 * pa-hpux11.h (LIB_SPEC): Likewise.
18201 2008-01-16 Janis Johnson <janis187@us.ibm.com>
18202 Peter Bergner <bergner@vnet.ibm.com>
18204 PR rtl-optimization/33796
18205 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
18207 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18209 PR libgfortran/34699
18210 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
18212 * pa-hpux10.h (LINK_SPEC): Likewise.
18213 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
18215 2008-01-16 Richard Guenther <rguenther@suse.de>
18217 PR middle-end/32628
18218 * fold-const.c (fold_convert_const_int_from_int): Do not
18219 set overflow if that occured only because of a sign extension
18220 change when converting from/to a sizetype with the same
18221 precision and signedness.
18223 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18226 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
18227 location address to the correct place. Update copyright year.
18229 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18231 * lambda-code.c (lambda_transform_legal_p): Handle the case of
18232 no dependences in the dependence_relations vector.
18234 2008-01-16 Jan Hubicka <jh@suse.cz>
18236 PR rtl-optimization/31396
18237 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
18238 * cfg.c (dump_reg_info): Print it.
18239 * regs.h (struct reg_info_t): add freq_calls_crossed.
18240 (REG_FREQ_CALLS_CROSSED): New macro.
18241 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
18242 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
18243 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
18244 regmove_optimize): Update call crossed frequencies.
18245 * local-alloc.c (struct qty): Add freq_calls_crossed.
18246 (alloc_qty): Copute freq_calls_crossed.
18247 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
18248 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
18249 * ra.h (struct allocno): Add freq_calls_crossed.
18251 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18253 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
18254 libgomp when compiling with ftree-parallelize-loops.
18255 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
18257 2008-01-16 Richard Guenther <rguenther@suse.de>
18259 PR tree-optimization/34769
18260 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
18261 * tree.c (int_cst_value): Instead make this function more
18262 permissive in what it accepts as valid input. Document this
18263 function always sign-extends the value.
18265 2008-01-16 Jakub Jelinek <jakub@redhat.com>
18266 Richard Guenther <rguenther@suse.de>
18269 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
18270 (gimple_fold_indirect_ref_rhs): ... this.
18271 (gimple_fold_indirect_ref): New function with foldings
18272 that preserve lvalueness.
18273 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
18274 * tree-flow.h (gimple_fold_indirect_ref): Declare.
18275 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
18276 to fold an INDIRECT_REF, fall back to the old use of
18277 fold_indirect_ref_1.
18279 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18281 * tree-data-ref.c (subscript_dependence_tester_1): Call
18282 free_conflict_function.
18283 (compute_self_dependence): Same.
18285 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18288 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
18289 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
18291 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
18292 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
18293 for DWARF2_UNWIND_INFO targets.
18295 2008-01-16 Richard Guenther <rguenther@suse.de>
18298 * c-typeck.c (common_pointer_type): Do not merge inconsistent
18299 type qualifiers for function types.
18301 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
18303 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
18304 loop_iterator li from previous commit.
18306 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
18308 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
18310 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18312 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
18313 (parallelize_loops): Don't parallelize irreducible components.
18315 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18318 * c-opts (c_common_post_options): Do not enable CPP
18319 flag_pedantic_errors by default.
18321 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
18323 PR rtl-optimization/31944
18324 * cse.c (remove_pseudo_from_table): New function.
18325 (merge_equiv_classes): Use above function to remove pseudo-registers.
18326 (invalidate): Likewise.
18328 2008-01-13 Richard Guenther <rguenther@suse.de>
18330 PR middle-end/34601
18331 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
18332 instead of TYPE_MODE to deal with calls from expand_one_error_var.
18334 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
18336 * gcse.c (cprop_jump): Call validate_unshare_change instead of
18337 validate_change to unshare the source of the PC set.
18339 2008-01-12 Jan Hubicka <jh@suse.cz>
18341 PR middle-end/32135
18342 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
18343 references above array bounds. This might trigger bounds checks for
18344 pointers to arrays.
18346 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18348 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
18349 new_replaceable_dependencies.
18351 2008-01-12 Doug Kwan <dougkwan@google.com>
18353 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
18354 instead of OPT_Wreturn_type in warning due to ignored return type
18356 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
18357 options included in -Wextra.
18358 * c.opt: New option -Wignored_qualifiers.
18359 * doc/invoke.texi (Warning Options, -Wextra): Add new option
18360 -Wignore_qualifiers.
18361 (-Wignored-qualifiers): Document.
18362 (-Wreturn-type): Remove description of functionality now handled
18363 by -Wignored-qualifiers.
18365 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
18368 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
18369 NOP_EXPR if it is between integral types with the same precision.
18371 2008-01-12 Jan Hubicka <jh@suse.cz>
18374 * invoke.texi (max-inline-recursive-depth): Fix default value.
18376 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
18378 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
18381 2008-01-11 Bob Wilson <bob.wilson@acm.org>
18383 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
18385 2008-01-11 James E. Wilson <wilson@specifix.com>
18388 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
18390 2008-01-11 Anatoly Sokolov <aesok@post.ru>
18392 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
18393 save/restore frame pointer register and don't use 'call-prologues'
18394 optimization in function with "OS_task" attribute.
18396 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
18398 PR middle-end/31309
18399 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
18400 when copying to memory.
18402 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
18404 PR rtl-optimization/30905
18405 * cfgcleanup.c: Include dce.h
18406 (crossjumps_occured): New global variable.
18407 (try_crossjump_bb): Exit loop after finding a fallthru edge.
18408 If something changed, set crossjumps_occured to true.
18409 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
18410 Don't add/remove fake edges to exit here...
18411 (cleanup_cfg): ...but do it here, when crossjumping.
18412 Run a fast DCE when successful crossjumps occured in the latest
18413 iteration of try_optimize_cfg.
18415 2008-01-11 Richard Guenther <rguenther@suse.de>
18417 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
18418 (struct vn_unary_op_s): Likewise.
18419 (vn_reference_insert): Free old reference on hash collision.
18421 2008-01-10 Raksit Ashok <raksit@google.com>
18423 PR rtl-optimization/27971
18424 * combine.c (find_split_point): Split PLUS expressions which are
18425 inside a MEM rtx, and whose first operand is complex.
18427 2008-01-10 DJ Delorie <dj@redhat.com>
18429 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
18430 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
18431 (m32c_hard_regno_ok): Call the underlying function.
18433 2008-01-10 Richard Guenther <rguenther@suse.de>
18435 PR middle-end/34683
18436 * tree-cfg.c (tree_merge_blocks): Do not go through the
18437 full-blown folding and stmt updating path if we just deal
18438 with virtual operands.
18439 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
18440 test for abnormal SSA_NAMEs.
18442 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
18444 PR middle-end/34641
18445 * reload.c (push_reload): Add assertions. All constants from
18446 reg_equiv_constant should have been used for replacing the respective
18448 (find_reloads_address): Invoke find_reloads_address_part for
18449 constant taken from the reg_equiv_constant array.
18451 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
18453 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
18454 field (valnum) the first in the struct. Replace bools with
18457 2008-01-10 Richard Guenther <rguenther@suse.de>
18459 PR tree-optimization/34651
18460 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
18461 types and ordering for masking and converting.
18463 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
18465 PR tree-optimization/34017
18466 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
18467 also for PHI_NODE expressions.
18469 2008-01-09 Jan Hubicka <jh@suse.cz>
18471 PR tree-optimization/34708
18472 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
18473 based on number of case labels.
18474 (init_inline_once): Remove switch_cost.
18475 * tree-inline.h (eni_weights_d): Remove switch_cost.
18477 2008-01-09 Richard Guenther <rguenther@suse.de>
18478 Andrew Pinski <andrew_pinski@playstation.sony.com>
18480 PR middle-end/30132
18481 * gimplify.c (gimplify_cond_expr): Do not create an addressable
18482 temporary if an rvalue is ok or an lvalue is not required.
18484 2008-01-09 Richard Guenther <rguenther@suse.de>
18486 PR middle-end/34458
18487 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
18488 adjust return type.
18490 2008-01-09 Richard Guenther <rguenther@suse.de>
18492 PR middle-end/34679
18493 * tree.c (host_integerp): Check for sizetype only if the
18494 type is an integer type.
18496 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
18499 * opts.c (decode_options): Disable inlining of functions called
18500 once if not in unit-at-a-time mode.
18502 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
18504 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
18506 2008-01-08 Richard Guenther <rguenther@suse.de>
18508 PR middle-end/31863
18509 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
18510 out early if the result will be unused.
18512 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18517 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18518 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18521 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
18523 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
18524 for vectorization tuned.
18526 2008-01-08 Richard Guenther <rguenther@suse.de>
18528 PR tree-optimization/34683
18529 * tree-ssa-operands.c (operand_build_cmp): Export.
18530 * tree-ssa-operands.h (operand_build_cmp): Declare.
18531 * tree-vn.c (vuses_compare): Remove.
18532 (sort_vuses): Use operand_build_cmp.
18533 (sort_vuses_heap): Likewise.
18534 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
18535 to re-use old VEC if available. Do not sort already sorted VUSEs.
18536 (vdefs_to_vec): Do not sort already sorted VDEFs.
18538 2008-01-08 Jakub Jelinek <jakub@redhat.com>
18540 PR middle-end/34694
18541 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
18543 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18546 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
18547 limitations of reciprocal sequences on x86 targets.
18549 2008-01-08 Richard Guenther <rguenther@suse.de>
18551 PR tree-optimization/34683
18552 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
18554 2008-01-07 Jakub Jelinek <jakub@redhat.com>
18557 * config/darwin.c (darwin_mergeable_string_section): Don't use
18558 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
18560 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
18563 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
18564 negxf2. Macroize expander using X87MODEF mode iterator. Change
18565 predicates of op0 and op1 to register_operand.
18566 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
18567 expander using X87MODEF mode iterator. Change predicates of
18568 op0 and op1 to register_operand.
18569 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
18570 corresponding patterns and macroize using MODEF macro. Change
18571 predicates of op0 and op1 to register_operand and remove
18572 "m" constraint. Disparage "r" alternative with "!".
18573 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
18574 macroize using X87MODEF macro. Change predicates of op0 and op1
18575 to register_operand and remove "m" constraint. Disparage "r"
18576 alternative with "!".
18577 (absneg splitter with memory operands): Remove.
18578 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
18579 patterns and macroize using X87MODEF mode iterator.
18580 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
18581 Change predicate of op1 to register_operand.
18582 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
18583 for memory operands.
18585 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
18587 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
18589 2008-01-07 Richard Guenther <rguenther@suse.de>
18591 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
18594 2008-01-07 Richard Guenther <rguenther@suse.de>
18596 PR tree-optimization/34683
18597 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
18598 VOPs of the needed size to save memory. Use VEC_quick_push
18599 to save compile-time.
18600 (vdefs_to_vec): Likewise.
18602 2008-01-07 Sa Liu <saliu@de.ibm.com>
18604 * config/spu/spu.md (divdf3): Genetate inline code for double
18605 division. The implementation doesn't handle INF or NAN, therefore it
18606 only applies when -ffinite-math-only is given.
18608 2008-01-06 Paolo Carlini <pcarlini@suse.de>
18611 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
18612 * doc/cpp.texi ([Common Predefined Macros]): Document.
18614 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
18616 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
18617 order to use commutative addition instead of subtraction.
18619 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18620 Mircea Namolaru <namolaru@il.ibm.com>
18621 Vladimir Yanovsky <yanov@il.ibm.com>
18622 Revital Eres <eres@il.ibm.com>
18624 PR tree-optimization/34263
18625 * tree-outof-ssa.c (process_single_block_loop_latch,
18626 contains_tree_r): New functions.
18627 (analyze_edges_for_bb): Call process_single_block_loop_latch
18628 function to empty single-basic-block latch block if possible.
18630 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18632 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18634 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
18636 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18638 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
18640 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18642 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
18644 2008-01-05 Jakub Jelinek <jakub@redhat.com>
18646 PR tree-optimization/34618
18647 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
18650 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18653 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
18654 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
18655 Update copyright year.
18657 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
18658 Update copyright year.
18659 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
18662 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
18664 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
18665 edge does not point to current bb before changing need_assert.
18667 2008-01-04 Richard Guenther <rguenther@suse.de>
18669 PR middle-end/34029
18670 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
18671 for verifying purposes if they are is_gimple_min_invariant.
18673 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
18675 PR tree-optimization/34448
18676 PR tree-optimization/34465
18677 * gimplify.c (gimplify_init_constructor): Add new parameter
18678 notify_temp_creation. Use it.
18679 (gimplify_modify_expr_rhs): Take volatiles into account when
18680 optimizing constructors.
18681 Do not optimize constructors if gimplify_init_constructor will dump to
18683 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
18684 * gcc.c-torture/compile/pr34448.c: New.
18686 2008-01-04 Jakub Jelinek <jakub@redhat.com>
18688 PR gcov-profile/34609
18689 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
18690 return_slot if result is TREE_ADDRESSABLE.
18692 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
18694 * config/mips/mips.md (sqrt_condition): Tweak comment.
18695 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
18697 2008-01-03 Tom Tromey <tromey@redhat.com>
18700 * c-common.c (c_type_hash): Handle VLAs.
18702 2008-01-03 Jan Hubicka <jh@suse.cz>
18704 PR tree-optimization/31081
18705 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
18706 0 when inlining and not inlining to first basic block.
18707 (remap_decl): When var is initialized to 0, don't set default_def.
18708 (expand_call_inline): Set entry_bb.
18709 * tree-inline.h (copy_body_data): Add entry_bb.
18711 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18714 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
18717 PR tree-optimization/29484
18718 * tree-inline.c (inline_forbidden_p_2): New function.
18719 (inline_forbidden_p): Disallow inlining if some static var
18720 has an address of a local LABEL_DECL in its initializer.
18721 * doc/extend.texi (Labels as Values): Document &&foo behaviour
18724 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
18726 PR tree-optimization/34635
18727 * tree-data-ref.c (add_other_self_distances): Make sure that the
18728 evolution step is constant.
18730 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18732 PR middle-end/34608
18733 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
18735 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
18737 * tree-sra.c (scalarize_init): Insert the generate_element_init
18738 statements after the generate_element_zero statements.
18740 2008-01-02 Richard Guenther <rguenther@suse.de>
18742 PR middle-end/34093
18743 PR middle-end/31976
18744 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
18745 for very large number of operands instead of ICEing.
18747 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
18750 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
18751 while stack probing.
18753 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
18755 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
18758 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
18760 PR libmudflap/26442
18761 * tree-mudflap.c (mx_register_decls): Guard warning by
18762 !DECL_ARTIFICIAL check.
18764 2008-01-01 Jakub Jelinek <jakub@redhat.com>
18766 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
18767 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
18768 sse5_perm<mode>): Fix constraints.